trunk/src/emu/cpu/arm7/arm7drc.c
| r24074 | r24075 | |
| 36 | 36 | ** |
| 37 | 37 | *****************************************************************************/ |
| 38 | 38 | |
| 39 | | #include "emu.h" |
| 40 | | #include "debugger.h" |
| 41 | | #include "arm7fe.h" |
| 42 | | #include "cpu/drcfe.h" |
| 43 | | #include "cpu/drcuml.h" |
| 44 | | #include "cpu/drcumlsh.h" |
| 45 | 39 | |
| 46 | | #ifdef ARM7_USE_DRC |
| 47 | | |
| 48 | | using namespace uml; |
| 49 | | |
| 50 | 40 | /*************************************************************************** |
| 51 | 41 | DEBUGGING |
| 52 | 42 | ***************************************************************************/ |
| r24074 | r24075 | |
| 61 | 51 | CONSTANTS |
| 62 | 52 | ***************************************************************************/ |
| 63 | 53 | |
| 64 | | typedef const void (*arm7thumb_drcophandler)(arm_state*, drcuml_block*, compiler_state*, opcode_desc*); |
| 65 | | |
| 66 | 54 | #include "arm7tdrc.c" |
| 67 | 55 | |
| 68 | 56 | /* map variables */ |
| 69 | | #define MAPVAR_PC M0 |
| 70 | | #define MAPVAR_CYCLES M1 |
| 57 | #define MAPVAR_PC uml::M0 |
| 58 | #define MAPVAR_CYCLES uml::M1 |
| 71 | 59 | |
| 72 | 60 | /* size of the execution code cache */ |
| 73 | 61 | #define CACHE_SIZE (32 * 1024 * 1024) |
| r24074 | r24075 | |
| 85 | 73 | #define EXECUTE_RESET_CACHE 3 |
| 86 | 74 | |
| 87 | 75 | |
| 88 | | |
| 89 | 76 | /*************************************************************************** |
| 90 | | MACROS |
| 91 | | ***************************************************************************/ |
| 92 | | |
| 93 | | /*************************************************************************** |
| 94 | | STRUCTURES & TYPEDEFS |
| 95 | | ***************************************************************************/ |
| 96 | | |
| 97 | | /* fast RAM info */ |
| 98 | | struct fast_ram_info |
| 99 | | { |
| 100 | | offs_t start; /* start of the RAM block */ |
| 101 | | offs_t end; /* end of the RAM block */ |
| 102 | | UINT8 readonly; /* TRUE if read-only */ |
| 103 | | void * base; /* base in memory where the RAM lives */ |
| 104 | | }; |
| 105 | | |
| 106 | | |
| 107 | | /* internal compiler state */ |
| 108 | | struct compiler_state |
| 109 | | { |
| 110 | | UINT32 cycles; /* accumulated cycles */ |
| 111 | | UINT8 checkints; /* need to check interrupts before next instruction */ |
| 112 | | UINT8 checksoftints; /* need to check software interrupts before next instruction */ |
| 113 | | code_label labelnum; /* index for local labels */ |
| 114 | | }; |
| 115 | | |
| 116 | | |
| 117 | | /* ARM7 registers */ |
| 118 | | struct arm7imp_state |
| 119 | | { |
| 120 | | /* core state */ |
| 121 | | drc_cache * cache; /* pointer to the DRC code cache */ |
| 122 | | drcuml_state * drcuml; /* DRC UML generator state */ |
| 123 | | arm7_frontend * drcfe; /* pointer to the DRC front-end state */ |
| 124 | | UINT32 drcoptions; /* configurable DRC options */ |
| 125 | | |
| 126 | | /* internal stuff */ |
| 127 | | UINT8 cache_dirty; /* true if we need to flush the cache */ |
| 128 | | UINT32 jmpdest; /* destination jump target */ |
| 129 | | |
| 130 | | /* parameters for subroutines */ |
| 131 | | UINT64 numcycles; /* return value from gettotalcycles */ |
| 132 | | UINT32 mode; /* current global mode */ |
| 133 | | const char * format; /* format string for print_debug */ |
| 134 | | UINT32 arg0; /* print_debug argument 1 */ |
| 135 | | UINT32 arg1; /* print_debug argument 2 */ |
| 136 | | |
| 137 | | /* register mappings */ |
| 138 | | parameter regmap[NUM_REGS]; /* parameter to register mappings for all 16 integer registers */ |
| 139 | | |
| 140 | | /* subroutines */ |
| 141 | | code_handle * entry; /* entry point */ |
| 142 | | code_handle * nocode; /* nocode exception handler */ |
| 143 | | code_handle * out_of_cycles; /* out of cycles exception handler */ |
| 144 | | code_handle * tlb_translate; /* tlb translation handler */ |
| 145 | | code_handle * detect_fault; /* tlb fault detection handler */ |
| 146 | | code_handle * check_irq; /* irq check handler */ |
| 147 | | code_handle * read8; /* read byte */ |
| 148 | | code_handle * write8; /* write byte */ |
| 149 | | code_handle * read16; /* read half */ |
| 150 | | code_handle * write16; /* write half */ |
| 151 | | code_handle * read32; /* read word */ |
| 152 | | code_handle * write32; /* write word */ |
| 153 | | |
| 154 | | /* fast RAM */ |
| 155 | | UINT32 fastram_select; |
| 156 | | fast_ram_info fastram[ARM7_MAX_FASTRAM]; |
| 157 | | }; |
| 158 | | |
| 159 | | |
| 160 | | |
| 161 | | /*************************************************************************** |
| 162 | | FUNCTION PROTOTYPES |
| 163 | | ***************************************************************************/ |
| 164 | | |
| 165 | | static void code_flush_cache(arm_state *arm); |
| 166 | | static void code_compile_block(arm_state *arm, UINT8 mode, offs_t pc); |
| 167 | | |
| 168 | | static void cfunc_printf_exception(void *param); |
| 169 | | static void cfunc_get_cycles(void *param); |
| 170 | | |
| 171 | | static void static_generate_entry_point(arm_state *arm); |
| 172 | | static void static_generate_nocode_handler(arm_state *arm); |
| 173 | | static void static_generate_out_of_cycles(arm_state *arm); |
| 174 | | static void static_generate_tlb_translate(arm_state *arm); |
| 175 | | static void static_generate_detect_fault(arm_state *arm); |
| 176 | | static void static_generate_check_irq(arm_state *arm); |
| 177 | | |
| 178 | | static void generate_update_cycles(arm_state *arm, drcuml_block *block, compiler_state *compiler, parameter param, int allow_exception); |
| 179 | | static void generate_checksum_block(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *seqhead, const opcode_desc *seqlast); |
| 180 | | static void generate_sequence_instruction(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc); |
| 181 | | static void generate_delay_slot_and_branch(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT8 linkreg); |
| 182 | | static int generate_opcode(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc); |
| 183 | | |
| 184 | | static void log_add_disasm_comment(arm_state *arm, drcuml_block *block, UINT32 pc, UINT32 op); |
| 185 | | static const char *log_desc_flags_to_string(UINT32 flags); |
| 186 | | static void log_register_list(drcuml_state *drcuml, const char *string, const UINT32 *reglist, const UINT32 *regnostarlist); |
| 187 | | static void log_opcode_desc(drcuml_state *drcuml, const opcode_desc *desclist, int indent); |
| 188 | | |
| 189 | | /*************************************************************************** |
| 190 | | PRIVATE GLOBAL VARIABLES |
| 191 | | ***************************************************************************/ |
| 192 | | |
| 193 | | /*************************************************************************** |
| 194 | 77 | INLINE FUNCTIONS |
| 195 | 78 | ***************************************************************************/ |
| 196 | 79 | |
| 197 | | INLINE arm_state *get_safe_token(device_t *device) |
| 198 | | { |
| 199 | | assert(device != NULL); |
| 200 | | assert(device->type() == ARM7 || |
| 201 | | device->type() == ARM7_BE || |
| 202 | | device->type() == ARM7500 || |
| 203 | | device->type() == ARM9 || |
| 204 | | device->type() == ARM920T || |
| 205 | | device->type() == PXA255 || |
| 206 | | device->type() == SA1110); |
| 207 | | return *(arm_state **)downcast<legacy_cpu_device *>(device)->token(); |
| 208 | | } |
| 209 | | |
| 210 | 80 | /*------------------------------------------------- |
| 211 | 81 | epc - compute the exception PC from a |
| 212 | 82 | descriptor |
| r24074 | r24075 | |
| 223 | 93 | already allocated |
| 224 | 94 | -------------------------------------------------*/ |
| 225 | 95 | |
| 226 | | INLINE void alloc_handle(drcuml_state *drcuml, code_handle **handleptr, const char *name) |
| 96 | INLINE void alloc_handle(drcuml_state *drcuml, uml::code_handle **handleptr, const char *name) |
| 227 | 97 | { |
| 228 | 98 | if (*handleptr == NULL) |
| 229 | 99 | *handleptr = drcuml->handle_alloc(name); |
| r24074 | r24075 | |
| 235 | 105 | registers |
| 236 | 106 | -------------------------------------------------*/ |
| 237 | 107 | |
| 238 | | INLINE void load_fast_iregs(arm_state *arm, drcuml_block *block) |
| 108 | void arm7_cpu_device::load_fast_iregs(drcuml_block *block) |
| 239 | 109 | { |
| 240 | 110 | int regnum; |
| 241 | 111 | |
| 242 | | for (regnum = 0; regnum < ARRAY_LENGTH(arm->impstate->regmap); regnum++) |
| 243 | | if (arm->impstate->regmap[regnum].is_int_register()) |
| 244 | | UML_DMOV(block, ireg(arm->impstate->regmap[regnum].ireg() - REG_I0), mem(&arm->r[regnum])); |
| 112 | for (regnum = 0; regnum < ARRAY_LENGTH(m_impstate.regmap); regnum++) |
| 113 | if (m_impstate.regmap[regnum].is_int_register()) |
| 114 | UML_DMOV(block, uml::ireg(m_impstate.regmap[regnum].ireg() - uml::REG_I0), uml::mem(&m_r[regnum])); |
| 245 | 115 | } |
| 246 | 116 | |
| 247 | 117 | |
| r24074 | r24075 | |
| 250 | 120 | registers |
| 251 | 121 | -------------------------------------------------*/ |
| 252 | 122 | |
| 253 | | INLINE void save_fast_iregs(arm_state *arm, drcuml_block *block) |
| 123 | void arm7_cpu_device::save_fast_iregs(drcuml_block *block) |
| 254 | 124 | { |
| 255 | 125 | int regnum; |
| 256 | 126 | |
| 257 | | for (regnum = 0; regnum < ARRAY_LENGTH(arm->impstate->regmap); regnum++) |
| 258 | | if (arm->impstate->regmap[regnum].is_int_register()) |
| 259 | | UML_DMOV(block, mem(&arm->r[regnum]), ireg(arm->impstate->regmap[regnum].ireg() - REG_I0)); |
| 127 | for (regnum = 0; regnum < ARRAY_LENGTH(m_impstate.regmap); regnum++) |
| 128 | if (m_impstate.regmap[regnum].is_int_register()) |
| 129 | UML_DMOV(block, uml::mem(&m_r[regnum]), uml::ireg(m_impstate.regmap[regnum].ireg() - uml::REG_I0)); |
| 260 | 130 | } |
| 261 | 131 | |
| 262 | 132 | |
| r24074 | r24075 | |
| 269 | 139 | arm7_init - initialize the processor |
| 270 | 140 | -------------------------------------------------*/ |
| 271 | 141 | |
| 272 | | static void arm7_init(arm7_flavor flavor, int bigendian, legacy_cpu_device *device, device_irq_acknowledge_callback irqcallback) |
| 142 | void arm7_cpu_device::arm7_drc_init() |
| 273 | 143 | { |
| 274 | | arm_state *arm; |
| 275 | 144 | drc_cache *cache; |
| 276 | 145 | drcbe_info beinfo; |
| 277 | 146 | UINT32 flags = 0; |
| 278 | | int regnum; |
| 279 | 147 | |
| 280 | | arm7_core_init(device, "arm7"); |
| 281 | 148 | /* allocate enough space for the cache and the core */ |
| 282 | | cache = auto_alloc(device->machine(), drc_cache(CACHE_SIZE + sizeof(*arm))); |
| 149 | cache = auto_alloc(machine(), drc_cache(CACHE_SIZE)); |
| 283 | 150 | if (cache == NULL) |
| 284 | | fatalerror("Unable to allocate cache of size %d\n", (UINT32)(CACHE_SIZE + sizeof(*arm))); |
| 151 | fatalerror("Unable to allocate cache of size %d\n", (UINT32)(CACHE_SIZE)); |
| 285 | 152 | |
| 286 | | /* allocate the core memory */ |
| 287 | | *(arm_state **)device->token() = arm = (arm_state *)cache->alloc_near(sizeof(*arm)); |
| 288 | | memset(arm, 0, sizeof(*arm)); |
| 289 | | |
| 290 | | /* initialize the core */ |
| 291 | | arm7_core_init(device, "arm7"); |
| 292 | | |
| 293 | 153 | /* allocate the implementation-specific state from the full cache */ |
| 294 | | arm->impstate = (arm7imp_state *)cache->alloc_near(sizeof(*arm->impstate)); |
| 295 | | memset(arm->impstate, 0, sizeof(*arm->impstate)); |
| 296 | | arm->impstate->cache = cache; |
| 154 | memset(&m_impstate, 0, sizeof(m_impstate)); |
| 155 | m_impstate.cache = cache; |
| 297 | 156 | |
| 298 | 157 | /* initialize the UML generator */ |
| 299 | 158 | if (FORCE_C_BACKEND) |
| r24074 | r24075 | |
| 302 | 161 | flags |= DRCUML_OPTION_LOG_UML; |
| 303 | 162 | if (LOG_NATIVE) |
| 304 | 163 | flags |= DRCUML_OPTION_LOG_NATIVE; |
| 305 | | arm->impstate->drcuml = auto_alloc(device->machine(), drcuml_state(*device, *cache, flags, 1, 32, 1)); |
| 164 | m_impstate.drcuml = new drcuml_state(*this, *cache, flags, 1, 32, 1); |
| 306 | 165 | |
| 307 | 166 | /* add symbols for our stuff */ |
| 308 | | arm->impstate->drcuml->symbol_add(&arm->icount, sizeof(arm->icount), "icount"); |
| 167 | m_impstate.drcuml->symbol_add(&m_icount, sizeof(m_icount), "icount"); |
| 309 | 168 | for (int regnum = 0; regnum < 37; regnum++) |
| 310 | 169 | { |
| 311 | 170 | char buf[10]; |
| 312 | 171 | sprintf(buf, "r%d", regnum); |
| 313 | | arm->impstate->drcuml->symbol_add(&arm->r[regnum], sizeof(arm->r[regnum]), buf); |
| 172 | m_impstate.drcuml->symbol_add(&m_r[regnum], sizeof(m_r[regnum]), buf); |
| 314 | 173 | } |
| 315 | | arm->impstate->drcuml->symbol_add(&arm->impstate->mode, sizeof(arm->impstate->mode), "mode"); |
| 316 | | arm->impstate->drcuml->symbol_add(&arm->impstate->arg0, sizeof(arm->impstate->arg0), "arg0"); |
| 317 | | arm->impstate->drcuml->symbol_add(&arm->impstate->arg1, sizeof(arm->impstate->arg1), "arg1"); |
| 318 | | arm->impstate->drcuml->symbol_add(&arm->impstate->numcycles, sizeof(arm->impstate->numcycles), "numcycles"); |
| 319 | | arm->impstate->drcuml->symbol_add(&arm->impstate->fpmode, sizeof(arm->impstate->fpmode), "fpmode"); |
| 174 | m_impstate.drcuml->symbol_add(&m_impstate.mode, sizeof(m_impstate.mode), "mode"); |
| 175 | m_impstate.drcuml->symbol_add(&m_impstate.arg0, sizeof(m_impstate.arg0), "arg0"); |
| 176 | m_impstate.drcuml->symbol_add(&m_impstate.arg1, sizeof(m_impstate.arg1), "arg1"); |
| 177 | m_impstate.drcuml->symbol_add(&m_impstate.numcycles, sizeof(m_impstate.numcycles), "numcycles"); |
| 178 | //m_impstate.drcuml->symbol_add(&m_impstate.fpmode, sizeof(m_impstate.fpmode), "fpmode"); // TODO |
| 320 | 179 | |
| 321 | 180 | /* initialize the front-end helper */ |
| 322 | | arm->impstate->drcfe = auto_alloc(device->machine(), arm7_frontend(*arm, COMPILE_BACKWARDS_BYTES, COMPILE_FORWARDS_BYTES, SINGLE_INSTRUCTION_MODE ? 1 : COMPILE_MAX_SEQUENCE)); |
| 181 | //m_impstate.drcfe = auto_alloc(machine(), arm7_frontend(this, COMPILE_BACKWARDS_BYTES, COMPILE_FORWARDS_BYTES, SINGLE_INSTRUCTION_MODE ? 1 : COMPILE_MAX_SEQUENCE)); |
| 323 | 182 | |
| 324 | 183 | /* allocate memory for cache-local state and initialize it */ |
| 325 | | memcpy(arm->impstate->fpmode, fpmode_source, sizeof(fpmode_source)); |
| 184 | //memcpy(&m_impstate.fpmode, fpmode_source, sizeof(fpmode_source)); // TODO |
| 326 | 185 | |
| 327 | 186 | /* compute the register parameters */ |
| 328 | 187 | for (int regnum = 0; regnum < 37; regnum++) |
| 329 | 188 | { |
| 330 | | arm->impstate->regmap[regnum] = (regnum == 0) ? parameter(0) : parameter::make_memory(&arm->r[regnum]); |
| 189 | m_impstate.regmap[regnum] = (regnum == 0) ? uml::parameter(0) : uml::parameter::make_memory(&m_r[regnum]); |
| 331 | 190 | } |
| 332 | 191 | |
| 333 | 192 | /* if we have registers to spare, assign r2, r3, r4 to leftovers */ |
| 334 | | if (!DISABLE_FAST_REGISTERS) |
| 193 | //if (!DISABLE_FAST_REGISTERS) // TODO |
| 335 | 194 | { |
| 336 | | arm->impstate->drcuml->get_backend_info(beinfo); |
| 195 | m_impstate.drcuml->get_backend_info(beinfo); |
| 337 | 196 | if (beinfo.direct_iregs > 4) |
| 338 | 197 | { // PC |
| 339 | | arm->impstate->regmap[eR15] = I4; |
| 198 | m_impstate.regmap[eR15] = uml::I4; |
| 340 | 199 | } |
| 341 | 200 | if (beinfo.direct_iregs > 5) |
| 342 | 201 | { // Status |
| 343 | | arm->impstate->regmap[eCPSR] = I5; |
| 202 | m_impstate.regmap[eCPSR] = uml::I5; |
| 344 | 203 | } |
| 345 | 204 | if (beinfo.direct_iregs > 6) |
| 346 | 205 | { // SP |
| 347 | | arm->impstate->regmap[eR13] = I6; |
| 206 | m_impstate.regmap[eR13] = uml::I6; |
| 348 | 207 | } |
| 349 | 208 | } |
| 350 | 209 | |
| 351 | 210 | /* mark the cache dirty so it is updated on next execute */ |
| 352 | | arm->impstate->cache_dirty = TRUE; |
| 211 | m_impstate.cache_dirty = TRUE; |
| 353 | 212 | } |
| 354 | 213 | |
| 355 | 214 | |
| 356 | 215 | /*------------------------------------------------- |
| 357 | | arm7_reset - reset the processor |
| 358 | | -------------------------------------------------*/ |
| 359 | | |
| 360 | | static CPU_RESET( arm7 ) |
| 361 | | { |
| 362 | | arm_state *arm = get_safe_token(device); |
| 363 | | |
| 364 | | /* reset the common code and mark the cache dirty */ |
| 365 | | arm7_core_reset(arm); |
| 366 | | |
| 367 | | arm->impstate->cache_dirty = TRUE; |
| 368 | | |
| 369 | | arm->archRev = 4; // ARMv4 |
| 370 | | arm->archFlags = eARM_ARCHFLAGS_T; // has Thumb |
| 371 | | } |
| 372 | | |
| 373 | | static CPU_RESET( arm7_be ) |
| 374 | | { |
| 375 | | arm_state *arm = get_safe_token(device); |
| 376 | | |
| 377 | | /* reset the common code and mark the cache dirty */ |
| 378 | | arm7_core_reset(arm); |
| 379 | | |
| 380 | | arm->impstate->cache_dirty = TRUE; |
| 381 | | |
| 382 | | arm->endian = ENDIANNESS_BIG; |
| 383 | | |
| 384 | | arm->archRev = 4; // ARMv4 |
| 385 | | arm->archFlags = eARM_ARCHFLAGS_T; // has Thumb |
| 386 | | } |
| 387 | | |
| 388 | | static CPU_RESET( arm7500 ) |
| 389 | | { |
| 390 | | arm_state *arm = get_safe_token(device); |
| 391 | | |
| 392 | | // must call core reset |
| 393 | | arm7_core_reset(device); |
| 394 | | |
| 395 | | arm->impstate->cache_dirty = TRUE; |
| 396 | | |
| 397 | | arm->archRev = 3; // ARMv3 |
| 398 | | arm->archFlags = eARM_ARCHFLAGS_MODE26; |
| 399 | | } |
| 400 | | |
| 401 | | static CPU_RESET( arm9 ) |
| 402 | | { |
| 403 | | arm_state *arm = get_safe_token(device); |
| 404 | | |
| 405 | | // must call core reset |
| 406 | | arm7_core_reset(device); |
| 407 | | |
| 408 | | arm->impstate->cache_dirty = TRUE; |
| 409 | | |
| 410 | | arm->archRev = 5; // ARMv5 |
| 411 | | arm->archFlags = eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E; // has TE extensions |
| 412 | | } |
| 413 | | |
| 414 | | static CPU_RESET( arm920t ) |
| 415 | | { |
| 416 | | arm_state *arm = get_safe_token(device); |
| 417 | | |
| 418 | | // must call core reset |
| 419 | | arm7_core_reset(device); |
| 420 | | |
| 421 | | arm->impstate->cache_dirty = TRUE; |
| 422 | | |
| 423 | | arm->archRev = 4; // ARMv4 |
| 424 | | arm->archFlags = eARM_ARCHFLAGS_T; // has T extension |
| 425 | | } |
| 426 | | |
| 427 | | static CPU_RESET( pxa255 ) |
| 428 | | { |
| 429 | | arm_state *arm = get_safe_token(device); |
| 430 | | |
| 431 | | // must call core reset |
| 432 | | arm7_core_reset(device); |
| 433 | | |
| 434 | | arm->impstate->cache_dirty = TRUE; |
| 435 | | |
| 436 | | arm->archRev = 5; // ARMv5 |
| 437 | | arm->archFlags = eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E | eARM_ARCHFLAGS_XSCALE; // has TE and XScale extensions |
| 438 | | } |
| 439 | | |
| 440 | | static CPU_RESET( sa1110 ) |
| 441 | | { |
| 442 | | arm_state *arm = get_safe_token(device); |
| 443 | | |
| 444 | | // must call core reset |
| 445 | | arm7_core_reset(device); |
| 446 | | |
| 447 | | arm->impstate->cache_dirty = TRUE; |
| 448 | | |
| 449 | | arm->archRev = 4; // ARMv4 |
| 450 | | arm->archFlags = eARM_ARCHFLAGS_SA; // has StrongARM, no Thumb, no Enhanced DSP |
| 451 | | } |
| 452 | | |
| 453 | | /*------------------------------------------------- |
| 454 | 216 | arm7_execute - execute the CPU for the |
| 455 | 217 | specified number of cycles |
| 456 | 218 | -------------------------------------------------*/ |
| 457 | 219 | |
| 458 | | static CPU_EXECUTE( arm7 ) |
| 220 | void arm7_cpu_device::execute_run_drc() |
| 459 | 221 | { |
| 460 | | arm_state *arm = get_safe_token(device); |
| 461 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 222 | drcuml_state *drcuml = m_impstate.drcuml; |
| 462 | 223 | int execute_result; |
| 463 | 224 | |
| 464 | 225 | /* reset the cache if dirty */ |
| 465 | | if (arm->impstate->cache_dirty) |
| 466 | | code_flush_cache(arm); |
| 467 | | arm->impstate->cache_dirty = FALSE; |
| 226 | if (m_impstate.cache_dirty) |
| 227 | code_flush_cache(); |
| 228 | m_impstate.cache_dirty = FALSE; |
| 468 | 229 | |
| 469 | 230 | /* execute */ |
| 470 | 231 | do |
| 471 | 232 | { |
| 472 | 233 | /* run as much as we can */ |
| 473 | | execute_result = drcuml->execute(*arm->impstate->entry); |
| 234 | execute_result = drcuml->execute(*m_impstate.entry); |
| 474 | 235 | |
| 475 | 236 | /* if we need to recompile, do it */ |
| 476 | 237 | if (execute_result == EXECUTE_MISSING_CODE) |
| 477 | | code_compile_block(arm, arm->impstate->mode, arm->r[eR15]); |
| 238 | code_compile_block(m_impstate.mode, m_r[eR15]); |
| 478 | 239 | else if (execute_result == EXECUTE_UNMAPPED_CODE) |
| 479 | | fatalerror("Attempted to execute unmapped code at PC=%08X\n", arm->r[eR15]); |
| 240 | fatalerror("Attempted to execute unmapped code at PC=%08X\n", m_r[eR15]); |
| 480 | 241 | else if (execute_result == EXECUTE_RESET_CACHE) |
| 481 | | code_flush_cache(arm); |
| 242 | code_flush_cache(); |
| 482 | 243 | |
| 483 | 244 | } while (execute_result != EXECUTE_OUT_OF_CYCLES); |
| 484 | 245 | } |
| r24074 | r24075 | |
| 487 | 248 | arm7_exit - cleanup from execution |
| 488 | 249 | -------------------------------------------------*/ |
| 489 | 250 | |
| 490 | | static CPU_EXIT( arm7 ) |
| 251 | void arm7_cpu_device::arm7_drc_exit() |
| 491 | 252 | { |
| 492 | | arm_state *arm = get_safe_token(device); |
| 493 | | |
| 494 | 253 | /* clean up the DRC */ |
| 495 | | auto_free(device->machine(), arm->impstate->drcfe); |
| 496 | | auto_free(device->machine(), arm->impstate->drcuml); |
| 497 | | auto_free(device->machine(), arm->impstate->cache); |
| 254 | //auto_free(machine(), m_impstate.drcfe); |
| 255 | delete m_impstate.drcuml; |
| 256 | auto_free(machine(), m_impstate.cache); |
| 498 | 257 | } |
| 499 | 258 | |
| 500 | 259 | |
| 501 | 260 | /*------------------------------------------------- |
| 502 | | arm7_translate - perform virtual-to-physical |
| 503 | | address translation |
| 504 | | -------------------------------------------------*/ |
| 505 | | |
| 506 | | static CPU_TRANSLATE( arm7 ) |
| 507 | | { |
| 508 | | arm_state *arm = get_safe_token(device); |
| 509 | | |
| 510 | | /* only applies to the program address space and only does something if the MMU's enabled */ |
| 511 | | if( space == AS_PROGRAM && ( COPRO_CTRL & COPRO_CTRL_MMU_EN ) ) |
| 512 | | { |
| 513 | | return arm7_tlb_translate(arm, address, 0); |
| 514 | | } |
| 515 | | return TRUE; |
| 516 | | } |
| 517 | | |
| 518 | | |
| 519 | | static CPU_DISASSEMBLE( arm7 ) |
| 520 | | { |
| 521 | | CPU_DISASSEMBLE( arm7arm ); |
| 522 | | CPU_DISASSEMBLE( arm7thumb ); |
| 523 | | |
| 524 | | arm_state *arm = get_safe_token(device); |
| 525 | | |
| 526 | | if (T_IS_SET(GET_CPSR)) |
| 527 | | return CPU_DISASSEMBLE_CALL(arm7thumb); |
| 528 | | else |
| 529 | | return CPU_DISASSEMBLE_CALL(arm7arm); |
| 530 | | } |
| 531 | | |
| 532 | | |
| 533 | | /*------------------------------------------------- |
| 534 | | arm7_set_info - set information about a given |
| 535 | | CPU instance |
| 536 | | -------------------------------------------------*/ |
| 537 | | |
| 538 | | static CPU_SET_INFO( arm7 ) |
| 539 | | { |
| 540 | | arm_state *arm = get_safe_token(device); |
| 541 | | |
| 542 | | switch (state) |
| 543 | | { |
| 544 | | /* --- the following bits of info are set as 64-bit signed integers --- */ |
| 545 | | |
| 546 | | /* interrupt lines/exceptions */ |
| 547 | | case CPUINFO_INT_INPUT_STATE + ARM7_IRQ_LINE: set_irq_line(arm, ARM7_IRQ_LINE, info->i); break; |
| 548 | | case CPUINFO_INT_INPUT_STATE + ARM7_FIRQ_LINE: set_irq_line(arm, ARM7_FIRQ_LINE, info->i); break; |
| 549 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_EXCEPTION: set_irq_line(arm, ARM7_ABORT_EXCEPTION, info->i); break; |
| 550 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_PREFETCH_EXCEPTION: set_irq_line(arm, ARM7_ABORT_PREFETCH_EXCEPTION, info->i); break; |
| 551 | | case CPUINFO_INT_INPUT_STATE + ARM7_UNDEFINE_EXCEPTION: set_irq_line(arm, ARM7_UNDEFINE_EXCEPTION, info->i); break; |
| 552 | | |
| 553 | | /* registers shared by all operating modes */ |
| 554 | | case CPUINFO_INT_REGISTER + ARM7_R0: ARM7REG( 0) = info->i; break; |
| 555 | | case CPUINFO_INT_REGISTER + ARM7_R1: ARM7REG( 1) = info->i; break; |
| 556 | | case CPUINFO_INT_REGISTER + ARM7_R2: ARM7REG( 2) = info->i; break; |
| 557 | | case CPUINFO_INT_REGISTER + ARM7_R3: ARM7REG( 3) = info->i; break; |
| 558 | | case CPUINFO_INT_REGISTER + ARM7_R4: ARM7REG( 4) = info->i; break; |
| 559 | | case CPUINFO_INT_REGISTER + ARM7_R5: ARM7REG( 5) = info->i; break; |
| 560 | | case CPUINFO_INT_REGISTER + ARM7_R6: ARM7REG( 6) = info->i; break; |
| 561 | | case CPUINFO_INT_REGISTER + ARM7_R7: ARM7REG( 7) = info->i; break; |
| 562 | | case CPUINFO_INT_REGISTER + ARM7_R8: ARM7REG( 8) = info->i; break; |
| 563 | | case CPUINFO_INT_REGISTER + ARM7_R9: ARM7REG( 9) = info->i; break; |
| 564 | | case CPUINFO_INT_REGISTER + ARM7_R10: ARM7REG(10) = info->i; break; |
| 565 | | case CPUINFO_INT_REGISTER + ARM7_R11: ARM7REG(11) = info->i; break; |
| 566 | | case CPUINFO_INT_REGISTER + ARM7_R12: ARM7REG(12) = info->i; break; |
| 567 | | case CPUINFO_INT_REGISTER + ARM7_R13: ARM7REG(13) = info->i; break; |
| 568 | | case CPUINFO_INT_REGISTER + ARM7_R14: ARM7REG(14) = info->i; break; |
| 569 | | case CPUINFO_INT_REGISTER + ARM7_R15: ARM7REG(15) = info->i; break; |
| 570 | | case CPUINFO_INT_REGISTER + ARM7_CPSR: SET_CPSR(info->i); break; |
| 571 | | |
| 572 | | case CPUINFO_INT_PC: |
| 573 | | case CPUINFO_INT_REGISTER + ARM7_PC: R15 = info->i; break; |
| 574 | | case CPUINFO_INT_SP: SetRegister(arm, 13,info->i); break; |
| 575 | | |
| 576 | | /* FIRQ Mode Shadowed Registers */ |
| 577 | | case CPUINFO_INT_REGISTER + ARM7_FR8: ARM7REG(eR8_FIQ) = info->i; break; |
| 578 | | case CPUINFO_INT_REGISTER + ARM7_FR9: ARM7REG(eR9_FIQ) = info->i; break; |
| 579 | | case CPUINFO_INT_REGISTER + ARM7_FR10: ARM7REG(eR10_FIQ) = info->i; break; |
| 580 | | case CPUINFO_INT_REGISTER + ARM7_FR11: ARM7REG(eR11_FIQ) = info->i; break; |
| 581 | | case CPUINFO_INT_REGISTER + ARM7_FR12: ARM7REG(eR12_FIQ) = info->i; break; |
| 582 | | case CPUINFO_INT_REGISTER + ARM7_FR13: ARM7REG(eR13_FIQ) = info->i; break; |
| 583 | | case CPUINFO_INT_REGISTER + ARM7_FR14: ARM7REG(eR14_FIQ) = info->i; break; |
| 584 | | case CPUINFO_INT_REGISTER + ARM7_FSPSR: ARM7REG(eSPSR_FIQ) = info->i; break; |
| 585 | | |
| 586 | | /* IRQ Mode Shadowed Registers */ |
| 587 | | case CPUINFO_INT_REGISTER + ARM7_IR13: ARM7REG(eR13_IRQ) = info->i; break; |
| 588 | | case CPUINFO_INT_REGISTER + ARM7_IR14: ARM7REG(eR14_IRQ) = info->i; break; |
| 589 | | case CPUINFO_INT_REGISTER + ARM7_ISPSR: ARM7REG(eSPSR_IRQ) = info->i; break; |
| 590 | | |
| 591 | | /* Supervisor Mode Shadowed Registers */ |
| 592 | | case CPUINFO_INT_REGISTER + ARM7_SR13: ARM7REG(eR13_SVC) = info->i; break; |
| 593 | | case CPUINFO_INT_REGISTER + ARM7_SR14: ARM7REG(eR14_SVC) = info->i; break; |
| 594 | | case CPUINFO_INT_REGISTER + ARM7_SSPSR: ARM7REG(eSPSR_SVC) = info->i; break; |
| 595 | | |
| 596 | | /* Abort Mode Shadowed Registers */ |
| 597 | | case CPUINFO_INT_REGISTER + ARM7_AR13: ARM7REG(eR13_ABT) = info->i; break; |
| 598 | | case CPUINFO_INT_REGISTER + ARM7_AR14: ARM7REG(eR14_ABT) = info->i; break; |
| 599 | | case CPUINFO_INT_REGISTER + ARM7_ASPSR: ARM7REG(eSPSR_ABT) = info->i; break; |
| 600 | | |
| 601 | | /* Undefined Mode Shadowed Registers */ |
| 602 | | case CPUINFO_INT_REGISTER + ARM7_UR13: ARM7REG(eR13_UND) = info->i; break; |
| 603 | | case CPUINFO_INT_REGISTER + ARM7_UR14: ARM7REG(eR14_UND) = info->i; break; |
| 604 | | case CPUINFO_INT_REGISTER + ARM7_USPSR: ARM7REG(eSPSR_UND) = info->i; break; |
| 605 | | } |
| 606 | | } |
| 607 | | |
| 608 | | |
| 609 | | /*------------------------------------------------- |
| 610 | | arm7_get_info - return information about a |
| 611 | | given CPU instance |
| 612 | | -------------------------------------------------*/ |
| 613 | | |
| 614 | | static CPU_GET_INFO( arm7 ) |
| 615 | | { |
| 616 | | arm_state *arm = get_safe_token(device); |
| 617 | | |
| 618 | | switch (state) |
| 619 | | { |
| 620 | | /* --- the following bits of info are returned as 64-bit signed integers --- */ |
| 621 | | |
| 622 | | /* cpu implementation data */ |
| 623 | | case CPUINFO_INT_CONTEXT_SIZE: info->i = sizeof(arm_state); break; |
| 624 | | case CPUINFO_INT_INPUT_LINES: info->i = ARM7_NUM_LINES; break; |
| 625 | | case CPUINFO_INT_DEFAULT_IRQ_VECTOR: info->i = 0; break; |
| 626 | | case CPUINFO_INT_ENDIANNESS: info->i = ENDIANNESS_LITTLE; break; |
| 627 | | case CPUINFO_INT_CLOCK_MULTIPLIER: info->i = 1; break; |
| 628 | | case CPUINFO_INT_CLOCK_DIVIDER: info->i = 1; break; |
| 629 | | case CPUINFO_INT_MIN_INSTRUCTION_BYTES: info->i = 2; break; |
| 630 | | case CPUINFO_INT_MAX_INSTRUCTION_BYTES: info->i = 4; break; |
| 631 | | case CPUINFO_INT_MIN_CYCLES: info->i = 3; break; |
| 632 | | case CPUINFO_INT_MAX_CYCLES: info->i = 4; break; |
| 633 | | |
| 634 | | case CPUINFO_INT_DATABUS_WIDTH + AS_PROGRAM: info->i = 32; break; |
| 635 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_PROGRAM: info->i = 32; break; |
| 636 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_PROGRAM: info->i = 0; break; |
| 637 | | case CPUINFO_INT_DATABUS_WIDTH + AS_DATA: info->i = 0; break; |
| 638 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_DATA: info->i = 0; break; |
| 639 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_DATA: info->i = 0; break; |
| 640 | | case CPUINFO_INT_DATABUS_WIDTH + AS_IO: info->i = 0; break; |
| 641 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_IO: info->i = 0; break; |
| 642 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_IO: info->i = 0; break; |
| 643 | | |
| 644 | | /* interrupt lines/exceptions */ |
| 645 | | case CPUINFO_INT_INPUT_STATE + ARM7_IRQ_LINE: info->i = arm->pendingIrq; break; |
| 646 | | case CPUINFO_INT_INPUT_STATE + ARM7_FIRQ_LINE: info->i = arm->pendingFiq; break; |
| 647 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_EXCEPTION: info->i = arm->pendingAbtD; break; |
| 648 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_PREFETCH_EXCEPTION: info->i = arm->pendingAbtP; break; |
| 649 | | case CPUINFO_INT_INPUT_STATE + ARM7_UNDEFINE_EXCEPTION: info->i = arm->pendingUnd; break; |
| 650 | | |
| 651 | | /* registers shared by all operating modes */ |
| 652 | | case CPUINFO_INT_REGISTER + ARM7_R0: info->i = ARM7REG( 0); break; |
| 653 | | case CPUINFO_INT_REGISTER + ARM7_R1: info->i = ARM7REG( 1); break; |
| 654 | | case CPUINFO_INT_REGISTER + ARM7_R2: info->i = ARM7REG( 2); break; |
| 655 | | case CPUINFO_INT_REGISTER + ARM7_R3: info->i = ARM7REG( 3); break; |
| 656 | | case CPUINFO_INT_REGISTER + ARM7_R4: info->i = ARM7REG( 4); break; |
| 657 | | case CPUINFO_INT_REGISTER + ARM7_R5: info->i = ARM7REG( 5); break; |
| 658 | | case CPUINFO_INT_REGISTER + ARM7_R6: info->i = ARM7REG( 6); break; |
| 659 | | case CPUINFO_INT_REGISTER + ARM7_R7: info->i = ARM7REG( 7); break; |
| 660 | | case CPUINFO_INT_REGISTER + ARM7_R8: info->i = ARM7REG( 8); break; |
| 661 | | case CPUINFO_INT_REGISTER + ARM7_R9: info->i = ARM7REG( 9); break; |
| 662 | | case CPUINFO_INT_REGISTER + ARM7_R10: info->i = ARM7REG(10); break; |
| 663 | | case CPUINFO_INT_REGISTER + ARM7_R11: info->i = ARM7REG(11); break; |
| 664 | | case CPUINFO_INT_REGISTER + ARM7_R12: info->i = ARM7REG(12); break; |
| 665 | | case CPUINFO_INT_REGISTER + ARM7_R13: info->i = ARM7REG(13); break; |
| 666 | | case CPUINFO_INT_REGISTER + ARM7_R14: info->i = ARM7REG(14); break; |
| 667 | | case CPUINFO_INT_REGISTER + ARM7_R15: info->i = ARM7REG(15); break; |
| 668 | | |
| 669 | | case CPUINFO_INT_PREVIOUSPC: info->i = 0; /* not implemented */ break; |
| 670 | | case CPUINFO_INT_PC: |
| 671 | | case CPUINFO_INT_REGISTER + ARM7_PC: info->i = GET_PC; break; |
| 672 | | case CPUINFO_INT_SP: info->i = GetRegister(arm, 13); break; |
| 673 | | |
| 674 | | /* FIRQ Mode Shadowed Registers */ |
| 675 | | case CPUINFO_INT_REGISTER + ARM7_FR8: info->i = ARM7REG(eR8_FIQ); break; |
| 676 | | case CPUINFO_INT_REGISTER + ARM7_FR9: info->i = ARM7REG(eR9_FIQ); break; |
| 677 | | case CPUINFO_INT_REGISTER + ARM7_FR10: info->i = ARM7REG(eR10_FIQ); break; |
| 678 | | case CPUINFO_INT_REGISTER + ARM7_FR11: info->i = ARM7REG(eR11_FIQ); break; |
| 679 | | case CPUINFO_INT_REGISTER + ARM7_FR12: info->i = ARM7REG(eR12_FIQ); break; |
| 680 | | case CPUINFO_INT_REGISTER + ARM7_FR13: info->i = ARM7REG(eR13_FIQ); break; |
| 681 | | case CPUINFO_INT_REGISTER + ARM7_FR14: info->i = ARM7REG(eR14_FIQ); break; |
| 682 | | case CPUINFO_INT_REGISTER + ARM7_FSPSR: info->i = ARM7REG(eSPSR_FIQ); break; |
| 683 | | |
| 684 | | /* IRQ Mode Shadowed Registers */ |
| 685 | | case CPUINFO_INT_REGISTER + ARM7_IR13: info->i = ARM7REG(eR13_IRQ); break; |
| 686 | | case CPUINFO_INT_REGISTER + ARM7_IR14: info->i = ARM7REG(eR14_IRQ); break; |
| 687 | | case CPUINFO_INT_REGISTER + ARM7_ISPSR: info->i = ARM7REG(eSPSR_IRQ); break; |
| 688 | | |
| 689 | | /* Supervisor Mode Shadowed Registers */ |
| 690 | | case CPUINFO_INT_REGISTER + ARM7_SR13: info->i = ARM7REG(eR13_SVC); break; |
| 691 | | case CPUINFO_INT_REGISTER + ARM7_SR14: info->i = ARM7REG(eR14_SVC); break; |
| 692 | | case CPUINFO_INT_REGISTER + ARM7_SSPSR: info->i = ARM7REG(eSPSR_SVC); break; |
| 693 | | |
| 694 | | /* Abort Mode Shadowed Registers */ |
| 695 | | case CPUINFO_INT_REGISTER + ARM7_AR13: info->i = ARM7REG(eR13_ABT); break; |
| 696 | | case CPUINFO_INT_REGISTER + ARM7_AR14: info->i = ARM7REG(eR14_ABT); break; |
| 697 | | case CPUINFO_INT_REGISTER + ARM7_ASPSR: info->i = ARM7REG(eSPSR_ABT); break; |
| 698 | | |
| 699 | | /* Undefined Mode Shadowed Registers */ |
| 700 | | case CPUINFO_INT_REGISTER + ARM7_UR13: info->i = ARM7REG(eR13_UND); break; |
| 701 | | case CPUINFO_INT_REGISTER + ARM7_UR14: info->i = ARM7REG(eR14_UND); break; |
| 702 | | case CPUINFO_INT_REGISTER + ARM7_USPSR: info->i = ARM7REG(eSPSR_UND); break; |
| 703 | | |
| 704 | | /* --- the following bits of info are returned as pointers to data or functions --- */ |
| 705 | | case CPUINFO_FCT_SET_INFO: info->setinfo = CPU_SET_INFO_NAME(arm7); break; |
| 706 | | case CPUINFO_FCT_INIT: info->init = CPU_INIT_NAME(arm7); break; |
| 707 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7); break; |
| 708 | | case CPUINFO_FCT_EXIT: info->exit = CPU_EXIT_NAME(arm7); break; |
| 709 | | case CPUINFO_FCT_EXECUTE: info->execute = CPU_EXECUTE_NAME(arm7); break; |
| 710 | | case CPUINFO_FCT_BURN: info->burn = NULL; break; |
| 711 | | case CPUINFO_FCT_DISASSEMBLE: info->disassemble = CPU_DISASSEMBLE_NAME(arm7); break; |
| 712 | | case CPUINFO_PTR_INSTRUCTION_COUNTER: info->icount = &ARM7_ICOUNT; break; |
| 713 | | case CPUINFO_FCT_TRANSLATE: info->translate = CPU_TRANSLATE_NAME(arm7); break; |
| 714 | | |
| 715 | | /* --- the following bits of info are returned as NULL-terminated strings --- */ |
| 716 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7"); break; |
| 717 | | case CPUINFO_STR_FAMILY: strcpy(info->s, "Acorn Risc Machine"); break; |
| 718 | | case CPUINFO_STR_VERSION: strcpy(info->s, "2.0"); break; |
| 719 | | case CPUINFO_STR_SOURCE_FILE: strcpy(info->s, __FILE__); break; |
| 720 | | case CPUINFO_STR_CREDITS: strcpy(info->s, "Copyright Steve Ellenoff, sellenoff@hotmail.com"); break; |
| 721 | | |
| 722 | | case CPUINFO_STR_FLAGS: |
| 723 | | sprintf(info->s, "%c%c%c%c%c%c%c%c %s", |
| 724 | | (ARM7REG(eCPSR) & N_MASK) ? 'N' : '-', |
| 725 | | (ARM7REG(eCPSR) & Z_MASK) ? 'Z' : '-', |
| 726 | | (ARM7REG(eCPSR) & C_MASK) ? 'C' : '-', |
| 727 | | (ARM7REG(eCPSR) & V_MASK) ? 'V' : '-', |
| 728 | | (ARM7REG(eCPSR) & Q_MASK) ? 'Q' : '-', |
| 729 | | (ARM7REG(eCPSR) & I_MASK) ? 'I' : '-', |
| 730 | | (ARM7REG(eCPSR) & F_MASK) ? 'F' : '-', |
| 731 | | (ARM7REG(eCPSR) & T_MASK) ? 'T' : '-', |
| 732 | | GetModeText(ARM7REG(eCPSR))); |
| 733 | | break; |
| 734 | | |
| 735 | | /* registers shared by all operating modes */ |
| 736 | | case CPUINFO_STR_REGISTER + ARM7_PC: sprintf(info->s, "PC :%08x", GET_PC); break; |
| 737 | | case CPUINFO_STR_REGISTER + ARM7_R0: sprintf(info->s, "R0 :%08x", ARM7REG( 0)); break; |
| 738 | | case CPUINFO_STR_REGISTER + ARM7_R1: sprintf(info->s, "R1 :%08x", ARM7REG( 1)); break; |
| 739 | | case CPUINFO_STR_REGISTER + ARM7_R2: sprintf(info->s, "R2 :%08x", ARM7REG( 2)); break; |
| 740 | | case CPUINFO_STR_REGISTER + ARM7_R3: sprintf(info->s, "R3 :%08x", ARM7REG( 3)); break; |
| 741 | | case CPUINFO_STR_REGISTER + ARM7_R4: sprintf(info->s, "R4 :%08x", ARM7REG( 4)); break; |
| 742 | | case CPUINFO_STR_REGISTER + ARM7_R5: sprintf(info->s, "R5 :%08x", ARM7REG( 5)); break; |
| 743 | | case CPUINFO_STR_REGISTER + ARM7_R6: sprintf(info->s, "R6 :%08x", ARM7REG( 6)); break; |
| 744 | | case CPUINFO_STR_REGISTER + ARM7_R7: sprintf(info->s, "R7 :%08x", ARM7REG( 7)); break; |
| 745 | | case CPUINFO_STR_REGISTER + ARM7_R8: sprintf(info->s, "R8 :%08x", ARM7REG( 8)); break; |
| 746 | | case CPUINFO_STR_REGISTER + ARM7_R9: sprintf(info->s, "R9 :%08x", ARM7REG( 9)); break; |
| 747 | | case CPUINFO_STR_REGISTER + ARM7_R10: sprintf(info->s, "R10 :%08x", ARM7REG(10)); break; |
| 748 | | case CPUINFO_STR_REGISTER + ARM7_R11: sprintf(info->s, "R11 :%08x", ARM7REG(11)); break; |
| 749 | | case CPUINFO_STR_REGISTER + ARM7_R12: sprintf(info->s, "R12 :%08x", ARM7REG(12)); break; |
| 750 | | case CPUINFO_STR_REGISTER + ARM7_R13: sprintf(info->s, "R13 :%08x", ARM7REG(13)); break; |
| 751 | | case CPUINFO_STR_REGISTER + ARM7_R14: sprintf(info->s, "R14 :%08x", ARM7REG(14)); break; |
| 752 | | case CPUINFO_STR_REGISTER + ARM7_R15: sprintf(info->s, "R15 :%08x", ARM7REG(15)); break; |
| 753 | | |
| 754 | | /* FIRQ Mode Shadowed Registers */ |
| 755 | | case CPUINFO_STR_REGISTER + ARM7_FR8: sprintf(info->s, "FR8 :%08x", ARM7REG(eR8_FIQ) ); break; |
| 756 | | case CPUINFO_STR_REGISTER + ARM7_FR9: sprintf(info->s, "FR9 :%08x", ARM7REG(eR9_FIQ) ); break; |
| 757 | | case CPUINFO_STR_REGISTER + ARM7_FR10: sprintf(info->s, "FR10:%08x", ARM7REG(eR10_FIQ) ); break; |
| 758 | | case CPUINFO_STR_REGISTER + ARM7_FR11: sprintf(info->s, "FR11:%08x", ARM7REG(eR11_FIQ) ); break; |
| 759 | | case CPUINFO_STR_REGISTER + ARM7_FR12: sprintf(info->s, "FR12:%08x", ARM7REG(eR12_FIQ) ); break; |
| 760 | | case CPUINFO_STR_REGISTER + ARM7_FR13: sprintf(info->s, "FR13:%08x", ARM7REG(eR13_FIQ) ); break; |
| 761 | | case CPUINFO_STR_REGISTER + ARM7_FR14: sprintf(info->s, "FR14:%08x", ARM7REG(eR14_FIQ) ); break; |
| 762 | | case CPUINFO_STR_REGISTER + ARM7_FSPSR: sprintf(info->s, "FR16:%08x", ARM7REG(eSPSR_FIQ)); break; |
| 763 | | |
| 764 | | /* IRQ Mode Shadowed Registers */ |
| 765 | | case CPUINFO_STR_REGISTER + ARM7_IR13: sprintf(info->s, "IR13:%08x", ARM7REG(eR13_IRQ) ); break; |
| 766 | | case CPUINFO_STR_REGISTER + ARM7_IR14: sprintf(info->s, "IR14:%08x", ARM7REG(eR14_IRQ) ); break; |
| 767 | | case CPUINFO_STR_REGISTER + ARM7_ISPSR: sprintf(info->s, "IR16:%08x", ARM7REG(eSPSR_IRQ)); break; |
| 768 | | |
| 769 | | /* Supervisor Mode Shadowed Registers */ |
| 770 | | case CPUINFO_STR_REGISTER + ARM7_SR13: sprintf(info->s, "SR13:%08x", ARM7REG(eR13_SVC) ); break; |
| 771 | | case CPUINFO_STR_REGISTER + ARM7_SR14: sprintf(info->s, "SR14:%08x", ARM7REG(eR14_SVC) ); break; |
| 772 | | case CPUINFO_STR_REGISTER + ARM7_SSPSR: sprintf(info->s, "SR16:%08x", ARM7REG(eSPSR_SVC)); break; |
| 773 | | |
| 774 | | /* Abort Mode Shadowed Registers */ |
| 775 | | case CPUINFO_STR_REGISTER + ARM7_AR13: sprintf(info->s, "AR13:%08x", ARM7REG(eR13_ABT) ); break; |
| 776 | | case CPUINFO_STR_REGISTER + ARM7_AR14: sprintf(info->s, "AR14:%08x", ARM7REG(eR14_ABT) ); break; |
| 777 | | case CPUINFO_STR_REGISTER + ARM7_ASPSR: sprintf(info->s, "AR16:%08x", ARM7REG(eSPSR_ABT)); break; |
| 778 | | |
| 779 | | /* Undefined Mode Shadowed Registers */ |
| 780 | | case CPUINFO_STR_REGISTER + ARM7_UR13: sprintf(info->s, "UR13:%08x", ARM7REG(eR13_UND) ); break; |
| 781 | | case CPUINFO_STR_REGISTER + ARM7_UR14: sprintf(info->s, "UR14:%08x", ARM7REG(eR14_UND) ); break; |
| 782 | | case CPUINFO_STR_REGISTER + ARM7_USPSR: sprintf(info->s, "UR16:%08x", ARM7REG(eSPSR_UND)); break; |
| 783 | | } |
| 784 | | } |
| 785 | | |
| 786 | | CPU_GET_INFO( arm7_be ) |
| 787 | | { |
| 788 | | switch (state) |
| 789 | | { |
| 790 | | case CPUINFO_INT_ENDIANNESS: info->i = ENDIANNESS_BIG; break; |
| 791 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7_be); break; |
| 792 | | case CPUINFO_FCT_DISASSEMBLE: info->disassemble = CPU_DISASSEMBLE_NAME(arm7_be); break; |
| 793 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7 (big endian)"); break; |
| 794 | | default: CPU_GET_INFO_CALL(arm7); |
| 795 | | } |
| 796 | | } |
| 797 | | |
| 798 | | CPU_GET_INFO( arm7500 ) |
| 799 | | { |
| 800 | | switch (state) |
| 801 | | { |
| 802 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7500); break; |
| 803 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7500"); break; |
| 804 | | default: CPU_GET_INFO_CALL(arm7); |
| 805 | | break; |
| 806 | | } |
| 807 | | } |
| 808 | | |
| 809 | | CPU_GET_INFO( arm9 ) |
| 810 | | { |
| 811 | | switch (state) |
| 812 | | { |
| 813 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm9); break; |
| 814 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM9"); break; |
| 815 | | default: CPU_GET_INFO_CALL(arm7); |
| 816 | | break; |
| 817 | | } |
| 818 | | } |
| 819 | | |
| 820 | | CPU_GET_INFO( arm920t ) |
| 821 | | { |
| 822 | | switch (state) |
| 823 | | { |
| 824 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm920t); break; |
| 825 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM920T"); break; |
| 826 | | default: CPU_GET_INFO_CALL(arm7); |
| 827 | | break; |
| 828 | | } |
| 829 | | } |
| 830 | | |
| 831 | | CPU_GET_INFO( pxa255 ) |
| 832 | | { |
| 833 | | switch (state) |
| 834 | | { |
| 835 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(pxa255); break; |
| 836 | | case CPUINFO_STR_NAME: strcpy(info->s, "PXA255"); break; |
| 837 | | default: CPU_GET_INFO_CALL(arm7); |
| 838 | | break; |
| 839 | | } |
| 840 | | } |
| 841 | | |
| 842 | | CPU_GET_INFO( sa1110 ) |
| 843 | | { |
| 844 | | switch (state) |
| 845 | | { |
| 846 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(sa1110); break; |
| 847 | | case CPUINFO_STR_NAME: strcpy(info->s, "SA1110"); break; |
| 848 | | default: CPU_GET_INFO_CALL(arm7); |
| 849 | | break; |
| 850 | | } |
| 851 | | } |
| 852 | | |
| 853 | | |
| 854 | | /* ARM system coprocessor support */ |
| 855 | | static WRITE32_DEVICE_HANDLER( arm7_do_callback ) |
| 856 | | { |
| 857 | | arm_state *arm = get_safe_token(device); |
| 858 | | arm->pendingUnd = 1; |
| 859 | | } |
| 860 | | |
| 861 | | static READ32_DEVICE_HANDLER( arm7_rt_r_callback ) |
| 862 | | { |
| 863 | | arm_state *arm = get_safe_token(device); |
| 864 | | UINT32 opcode = offset; |
| 865 | | UINT8 cReg = ( opcode & INSN_COPRO_CREG ) >> INSN_COPRO_CREG_SHIFT; |
| 866 | | UINT8 op2 = ( opcode & INSN_COPRO_OP2 ) >> INSN_COPRO_OP2_SHIFT; |
| 867 | | UINT8 op3 = opcode & INSN_COPRO_OP3; |
| 868 | | UINT8 cpnum = (opcode & INSN_COPRO_CPNUM) >> INSN_COPRO_CPNUM_SHIFT; |
| 869 | | UINT32 data = 0; |
| 870 | | |
| 871 | | // printf("cpnum %d cReg %d op2 %d op3 %d (%x)\n", cpnum, cReg, op2, op3, GET_REGISTER(arm, 15)); |
| 872 | | |
| 873 | | // we only handle system copro here |
| 874 | | if (cpnum != 15) |
| 875 | | { |
| 876 | | if (arm->archFlags & eARM_ARCHFLAGS_XSCALE) |
| 877 | | { |
| 878 | | // handle XScale specific CP14 |
| 879 | | if (cpnum == 14) |
| 880 | | { |
| 881 | | switch( cReg ) |
| 882 | | { |
| 883 | | case 1: // clock counter |
| 884 | | data = (UINT32)arm->device->total_cycles(); |
| 885 | | break; |
| 886 | | |
| 887 | | default: |
| 888 | | break; |
| 889 | | } |
| 890 | | } |
| 891 | | else |
| 892 | | { |
| 893 | | fatalerror("XScale: Unhandled coprocessor %d (archFlags %x)\n", cpnum, arm->archFlags); |
| 894 | | } |
| 895 | | |
| 896 | | return data; |
| 897 | | } |
| 898 | | else |
| 899 | | { |
| 900 | | LOG( ("ARM7: Unhandled coprocessor %d (archFlags %x)\n", cpnum, arm->archFlags) ); |
| 901 | | arm->pendingUnd = 1; |
| 902 | | return 0; |
| 903 | | } |
| 904 | | } |
| 905 | | |
| 906 | | switch( cReg ) |
| 907 | | { |
| 908 | | case 4: |
| 909 | | case 7: |
| 910 | | case 8: |
| 911 | | case 9: |
| 912 | | case 10: |
| 913 | | case 11: |
| 914 | | case 12: |
| 915 | | // RESERVED |
| 916 | | LOG( ( "arm7_rt_r_callback CR%d, RESERVED\n", cReg ) ); |
| 917 | | break; |
| 918 | | case 0: // ID |
| 919 | | switch(op2) |
| 920 | | { |
| 921 | | case 0: |
| 922 | | switch (arm->archRev) |
| 923 | | { |
| 924 | | case 3: // ARM6 32-bit |
| 925 | | data = 0x41; |
| 926 | | break; |
| 927 | | |
| 928 | | case 4: // ARM7/SA11xx |
| 929 | | if (arm->archFlags & eARM_ARCHFLAGS_SA) |
| 930 | | { |
| 931 | | // ARM Architecture Version 4 |
| 932 | | // Part Number 0xB11 (SA1110) |
| 933 | | // Stepping B5 |
| 934 | | data = 0x69 | ( 0x01 << 16 ) | ( 0xB11 << 4 ) | 0x9; |
| 935 | | } |
| 936 | | else |
| 937 | | { |
| 938 | | if (device->type() == ARM920T) |
| 939 | | { |
| 940 | | data = (0x41 << 24) | (1 << 20) | (2 << 16) | (0x920 << 4) | (0 << 0); // ARM920T (S3C24xx) |
| 941 | | } |
| 942 | | else if (device->type() == ARM7500) |
| 943 | | { |
| 944 | | data = (0x41 << 24) | (0 << 20) | (1 << 16) | (0x710 << 4) | (0 << 0); // ARM7500 |
| 945 | | } |
| 946 | | else |
| 947 | | { |
| 948 | | data = 0x41 | (1 << 23) | (7 << 12); // <-- where did this come from? |
| 949 | | } |
| 950 | | } |
| 951 | | break; |
| 952 | | |
| 953 | | case 5: // ARM9/10/XScale |
| 954 | | data = 0x41 | (9 << 12); |
| 955 | | if (arm->archFlags & eARM_ARCHFLAGS_T) |
| 956 | | { |
| 957 | | if (arm->archFlags & eARM_ARCHFLAGS_E) |
| 958 | | { |
| 959 | | if (arm->archFlags & eARM_ARCHFLAGS_J) |
| 960 | | { |
| 961 | | data |= (6<<16); // v5TEJ |
| 962 | | } |
| 963 | | else |
| 964 | | { |
| 965 | | data |= (5<<16); // v5TE |
| 966 | | } |
| 967 | | } |
| 968 | | else |
| 969 | | { |
| 970 | | data |= (4<<16); // v5T |
| 971 | | } |
| 972 | | } |
| 973 | | break; |
| 974 | | |
| 975 | | case 6: // ARM11 |
| 976 | | data = 0x41 | (10<< 12) | (7<<16); // v6 |
| 977 | | break; |
| 978 | | } |
| 979 | | break; |
| 980 | | case 1: // cache type |
| 981 | | data = 0x0f0d2112; // HACK: value expected by ARMWrestler (probably Nintendo DS ARM9's value) |
| 982 | | //data = (6 << 25) | (1 << 24) | (0x172 << 12) | (0x172 << 0); // ARM920T (S3C24xx) |
| 983 | | break; |
| 984 | | case 2: // TCM type |
| 985 | | data = 0; |
| 986 | | break; |
| 987 | | case 3: // TLB type |
| 988 | | data = 0; |
| 989 | | break; |
| 990 | | case 4: // MPU type |
| 991 | | data = 0; |
| 992 | | break; |
| 993 | | } |
| 994 | | LOG( ( "arm7_rt_r_callback, ID\n" ) ); |
| 995 | | break; |
| 996 | | case 1: // Control |
| 997 | | data = COPRO_CTRL | 0x70; // bits 4-6 always read back as "1" (bit 3 too in XScale) |
| 998 | | break; |
| 999 | | case 2: // Translation Table Base |
| 1000 | | data = COPRO_TLB_BASE; |
| 1001 | | break; |
| 1002 | | case 3: // Domain Access Control |
| 1003 | | LOG( ( "arm7_rt_r_callback, Domain Access Control\n" ) ); |
| 1004 | | data = COPRO_DOMAIN_ACCESS_CONTROL; |
| 1005 | | break; |
| 1006 | | case 5: // Fault Status |
| 1007 | | LOG( ( "arm7_rt_r_callback, Fault Status\n" ) ); |
| 1008 | | switch (op3) |
| 1009 | | { |
| 1010 | | case 0: data = COPRO_FAULT_STATUS_D; break; |
| 1011 | | case 1: data = COPRO_FAULT_STATUS_P; break; |
| 1012 | | } |
| 1013 | | break; |
| 1014 | | case 6: // Fault Address |
| 1015 | | LOG( ( "arm7_rt_r_callback, Fault Address\n" ) ); |
| 1016 | | data = COPRO_FAULT_ADDRESS; |
| 1017 | | break; |
| 1018 | | case 13: // Read Process ID (PID) |
| 1019 | | LOG( ( "arm7_rt_r_callback, Read PID\n" ) ); |
| 1020 | | data = COPRO_FCSE_PID; |
| 1021 | | break; |
| 1022 | | case 14: // Read Breakpoint |
| 1023 | | LOG( ( "arm7_rt_r_callback, Read Breakpoint\n" ) ); |
| 1024 | | break; |
| 1025 | | case 15: // Test, Clock, Idle |
| 1026 | | LOG( ( "arm7_rt_r_callback, Test / Clock / Idle \n" ) ); |
| 1027 | | break; |
| 1028 | | } |
| 1029 | | |
| 1030 | | return data; |
| 1031 | | } |
| 1032 | | |
| 1033 | | static WRITE32_DEVICE_HANDLER( arm7_rt_w_callback ) |
| 1034 | | { |
| 1035 | | arm_state *arm = get_safe_token(device); |
| 1036 | | UINT32 opcode = offset; |
| 1037 | | UINT8 cReg = ( opcode & INSN_COPRO_CREG ) >> INSN_COPRO_CREG_SHIFT; |
| 1038 | | UINT8 op2 = ( opcode & INSN_COPRO_OP2 ) >> INSN_COPRO_OP2_SHIFT; |
| 1039 | | UINT8 op3 = opcode & INSN_COPRO_OP3; |
| 1040 | | UINT8 cpnum = (opcode & INSN_COPRO_CPNUM) >> INSN_COPRO_CPNUM_SHIFT; |
| 1041 | | |
| 1042 | | // handle XScale specific CP14 - just eat writes for now |
| 1043 | | if (cpnum != 15) |
| 1044 | | { |
| 1045 | | if (cpnum == 14) |
| 1046 | | { |
| 1047 | | LOG( ("arm7_rt_w_callback: write %x to XScale CP14 reg %d\n", data, cReg) ); |
| 1048 | | return; |
| 1049 | | } |
| 1050 | | else |
| 1051 | | { |
| 1052 | | LOG( ("ARM7: Unhandled coprocessor %d\n", cpnum) ); |
| 1053 | | arm->pendingUnd = 1; |
| 1054 | | return; |
| 1055 | | } |
| 1056 | | } |
| 1057 | | |
| 1058 | | switch( cReg ) |
| 1059 | | { |
| 1060 | | case 0: |
| 1061 | | case 4: |
| 1062 | | case 10: |
| 1063 | | case 11: |
| 1064 | | case 12: |
| 1065 | | // RESERVED |
| 1066 | | LOG( ( "arm7_rt_w_callback CR%d, RESERVED = %08x\n", cReg, data) ); |
| 1067 | | break; |
| 1068 | | case 1: // Control |
| 1069 | | LOG( ( "arm7_rt_w_callback Control = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1070 | | LOG( ( " MMU:%d, Address Fault:%d, Data Cache:%d, Write Buffer:%d\n", |
| 1071 | | data & COPRO_CTRL_MMU_EN, ( data & COPRO_CTRL_ADDRFAULT_EN ) >> COPRO_CTRL_ADDRFAULT_EN_SHIFT, |
| 1072 | | ( data & COPRO_CTRL_DCACHE_EN ) >> COPRO_CTRL_DCACHE_EN_SHIFT, |
| 1073 | | ( data & COPRO_CTRL_WRITEBUF_EN ) >> COPRO_CTRL_WRITEBUF_EN_SHIFT ) ); |
| 1074 | | LOG( ( " Endianness:%d, System:%d, ROM:%d, Instruction Cache:%d\n", |
| 1075 | | ( data & COPRO_CTRL_ENDIAN ) >> COPRO_CTRL_ENDIAN_SHIFT, |
| 1076 | | ( data & COPRO_CTRL_SYSTEM ) >> COPRO_CTRL_SYSTEM_SHIFT, |
| 1077 | | ( data & COPRO_CTRL_ROM ) >> COPRO_CTRL_ROM_SHIFT, |
| 1078 | | ( data & COPRO_CTRL_ICACHE_EN ) >> COPRO_CTRL_ICACHE_EN_SHIFT ) ); |
| 1079 | | LOG( ( " Int Vector Adjust:%d\n", ( data & COPRO_CTRL_INTVEC_ADJUST ) >> COPRO_CTRL_INTVEC_ADJUST_SHIFT ) ); |
| 1080 | | #if ARM7_MMU_ENABLE_HACK |
| 1081 | | if (((data & COPRO_CTRL_MMU_EN) != 0) && ((COPRO_CTRL & COPRO_CTRL_MMU_EN) == 0)) |
| 1082 | | { |
| 1083 | | arm->mmu_enable_addr = R15; |
| 1084 | | } |
| 1085 | | if (((data & COPRO_CTRL_MMU_EN) == 0) && ((COPRO_CTRL & COPRO_CTRL_MMU_EN) != 0)) |
| 1086 | | { |
| 1087 | | if (!arm7_tlb_translate( arm, &R15, 0)) |
| 1088 | | { |
| 1089 | | fatalerror("ARM7_MMU_ENABLE_HACK translate failed\n"); |
| 1090 | | } |
| 1091 | | } |
| 1092 | | #endif |
| 1093 | | COPRO_CTRL = data & COPRO_CTRL_MASK; |
| 1094 | | break; |
| 1095 | | case 2: // Translation Table Base |
| 1096 | | LOG( ( "arm7_rt_w_callback TLB Base = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1097 | | COPRO_TLB_BASE = data; |
| 1098 | | break; |
| 1099 | | case 3: // Domain Access Control |
| 1100 | | LOG( ( "arm7_rt_w_callback Domain Access Control = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1101 | | COPRO_DOMAIN_ACCESS_CONTROL = data; |
| 1102 | | break; |
| 1103 | | case 5: // Fault Status |
| 1104 | | LOG( ( "arm7_rt_w_callback Fault Status = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1105 | | switch (op3) |
| 1106 | | { |
| 1107 | | case 0: COPRO_FAULT_STATUS_D = data; break; |
| 1108 | | case 1: COPRO_FAULT_STATUS_P = data; break; |
| 1109 | | } |
| 1110 | | break; |
| 1111 | | case 6: // Fault Address |
| 1112 | | LOG( ( "arm7_rt_w_callback Fault Address = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1113 | | COPRO_FAULT_ADDRESS = data; |
| 1114 | | break; |
| 1115 | | case 7: // Cache Operations |
| 1116 | | // LOG( ( "arm7_rt_w_callback Cache Ops = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1117 | | break; |
| 1118 | | case 8: // TLB Operations |
| 1119 | | LOG( ( "arm7_rt_w_callback TLB Ops = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1120 | | break; |
| 1121 | | case 9: // Read Buffer Operations |
| 1122 | | LOG( ( "arm7_rt_w_callback Read Buffer Ops = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1123 | | break; |
| 1124 | | case 13: // Write Process ID (PID) |
| 1125 | | LOG( ( "arm7_rt_w_callback Write PID = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1126 | | COPRO_FCSE_PID = data; |
| 1127 | | break; |
| 1128 | | case 14: // Write Breakpoint |
| 1129 | | LOG( ( "arm7_rt_w_callback Write Breakpoint = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1130 | | break; |
| 1131 | | case 15: // Test, Clock, Idle |
| 1132 | | LOG( ( "arm7_rt_w_callback Test / Clock / Idle = %08x (%d) (%d)\n", data, op2, op3 ) ); |
| 1133 | | break; |
| 1134 | | } |
| 1135 | | } |
| 1136 | | |
| 1137 | | void arm7_dt_r_callback(arm_state *arm, UINT32 insn, UINT32 *prn, UINT32 (*read32)(arm_state *arm, UINT32 addr)) |
| 1138 | | { |
| 1139 | | UINT8 cpn = (insn >> 8) & 0xF; |
| 1140 | | if ((arm->archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1141 | | { |
| 1142 | | LOG( ( "arm7_dt_r_callback: DSP Coprocessor 0 (CP0) not yet emulated (PC %08x)\n", GET_PC ) ); |
| 1143 | | } |
| 1144 | | else |
| 1145 | | { |
| 1146 | | arm->pendingUnd = 1; |
| 1147 | | } |
| 1148 | | } |
| 1149 | | |
| 1150 | | void arm7_dt_w_callback(arm_state *arm, UINT32 insn, UINT32 *prn, void (*write32)(arm_state *arm, UINT32 addr, UINT32 data)) |
| 1151 | | { |
| 1152 | | UINT8 cpn = (insn >> 8) & 0xF; |
| 1153 | | if ((arm->archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1154 | | { |
| 1155 | | LOG( ( "arm7_dt_w_callback: DSP Coprocessor 0 (CP0) not yet emulated (PC %08x)\n", GET_PC ) ); |
| 1156 | | } |
| 1157 | | else |
| 1158 | | { |
| 1159 | | arm->pendingUnd = 1; |
| 1160 | | } |
| 1161 | | } |
| 1162 | | |
| 1163 | | |
| 1164 | | /*------------------------------------------------- |
| 1165 | 261 | arm7drc_set_options - configure DRC options |
| 1166 | 262 | -------------------------------------------------*/ |
| 1167 | 263 | |
| 1168 | | void arm7drc_set_options(device_t *device, UINT32 options) |
| 264 | void arm7_cpu_device::arm7drc_set_options(UINT32 options) |
| 1169 | 265 | { |
| 1170 | | arm_state *arm = get_safe_token(device); |
| 1171 | | arm->impstate->drcoptions = options; |
| 266 | m_impstate.drcoptions = options; |
| 1172 | 267 | } |
| 1173 | 268 | |
| 1174 | 269 | |
| r24074 | r24075 | |
| 1177 | 272 | region |
| 1178 | 273 | -------------------------------------------------*/ |
| 1179 | 274 | |
| 1180 | | void arm7drc_add_fastram(device_t *device, offs_t start, offs_t end, UINT8 readonly, void *base) |
| 275 | void arm7_cpu_device::arm7drc_add_fastram(offs_t start, offs_t end, UINT8 readonly, void *base) |
| 1181 | 276 | { |
| 1182 | | arm_state *arm = get_safe_token(device); |
| 1183 | | if (arm->impstate->fastram_select < ARRAY_LENGTH(arm->impstate->fastram)) |
| 277 | if (m_impstate.fastram_select < ARRAY_LENGTH(m_impstate.fastram)) |
| 1184 | 278 | { |
| 1185 | | arm->impstate->fastram[arm->impstate->fastram_select].start = start; |
| 1186 | | arm->impstate->fastram[arm->impstate->fastram_select].end = end; |
| 1187 | | arm->impstate->fastram[arm->impstate->fastram_select].readonly = readonly; |
| 1188 | | arm->impstate->fastram[arm->impstate->fastram_select].base = base; |
| 1189 | | arm->impstate->fastram_select++; |
| 279 | m_impstate.fastram[m_impstate.fastram_select].start = start; |
| 280 | m_impstate.fastram[m_impstate.fastram_select].end = end; |
| 281 | m_impstate.fastram[m_impstate.fastram_select].readonly = readonly; |
| 282 | m_impstate.fastram[m_impstate.fastram_select].base = base; |
| 283 | m_impstate.fastram_select++; |
| 1190 | 284 | } |
| 1191 | 285 | } |
| 1192 | 286 | |
| r24074 | r24075 | |
| 1195 | 289 | arm7drc_add_hotspot - add a new hotspot |
| 1196 | 290 | -------------------------------------------------*/ |
| 1197 | 291 | |
| 1198 | | void arm7drc_add_hotspot(device_t *device, offs_t pc, UINT32 opcode, UINT32 cycles) |
| 292 | void arm7_cpu_device::arm7drc_add_hotspot(offs_t pc, UINT32 opcode, UINT32 cycles) |
| 1199 | 293 | { |
| 1200 | | arm_state *arm = get_safe_token(device); |
| 1201 | | if (arm->impstate->hotspot_select < ARRAY_LENGTH(arm->impstate->hotspot)) |
| 294 | if (m_impstate.hotspot_select < ARRAY_LENGTH(m_impstate.hotspot)) |
| 1202 | 295 | { |
| 1203 | | arm->impstate->hotspot[arm->impstate->hotspot_select].pc = pc; |
| 1204 | | arm->impstate->hotspot[arm->impstate->hotspot_select].opcode = opcode; |
| 1205 | | arm->impstate->hotspot[arm->impstate->hotspot_select].cycles = cycles; |
| 1206 | | arm->impstate->hotspot_select++; |
| 296 | m_impstate.hotspot[m_impstate.hotspot_select].pc = pc; |
| 297 | m_impstate.hotspot[m_impstate.hotspot_select].opcode = opcode; |
| 298 | m_impstate.hotspot[m_impstate.hotspot_select].cycles = cycles; |
| 299 | m_impstate.hotspot_select++; |
| 1207 | 300 | } |
| 1208 | 301 | } |
| 1209 | 302 | |
| r24074 | r24075 | |
| 1218 | 311 | regenerate static code |
| 1219 | 312 | -------------------------------------------------*/ |
| 1220 | 313 | |
| 1221 | | static void code_flush_cache(arm_state *arm) |
| 314 | void arm7_cpu_device::code_flush_cache() |
| 1222 | 315 | { |
| 1223 | | int mode; |
| 1224 | | |
| 1225 | 316 | /* empty the transient cache contents */ |
| 1226 | | arm->impstate->drcuml->reset(); |
| 317 | m_impstate.drcuml->reset(); |
| 1227 | 318 | |
| 1228 | 319 | try |
| 1229 | 320 | { |
| 1230 | 321 | /* generate the entry point and out-of-cycles handlers */ |
| 1231 | | static_generate_entry_point(arm); |
| 1232 | | static_generate_nocode_handler(arm); |
| 1233 | | static_generate_out_of_cycles(arm); |
| 1234 | | static_generate_tlb_translate(arm); |
| 1235 | | static_generate_detect_fault(arm); |
| 1236 | | //static_generate_tlb_mismatch(arm); |
| 322 | static_generate_entry_point(); |
| 323 | static_generate_nocode_handler(); |
| 324 | static_generate_out_of_cycles(); |
| 325 | static_generate_tlb_translate(NULL); // TODO FIXME |
| 326 | static_generate_detect_fault(NULL); // TODO FIXME |
| 327 | //static_generate_tlb_mismatch(); |
| 1237 | 328 | |
| 1238 | 329 | /* add subroutines for memory accesses */ |
| 1239 | | static_generate_memory_accessor(arm, mode, 1, FALSE, FALSE, "read8", &arm->impstate->read8); |
| 1240 | | static_generate_memory_accessor(arm, mode, 1, TRUE, FALSE, "write8", &arm->impstate->write8); |
| 1241 | | static_generate_memory_accessor(arm, mode, 2, FALSE, FALSE, "read16", &arm->impstate->read16); |
| 1242 | | static_generate_memory_accessor(arm, mode, 2, TRUE, FALSE, "write16", &arm->impstate->write16); |
| 1243 | | static_generate_memory_accessor(arm, mode, 4, FALSE, FALSE, "read32", &arm->impstate->read32); |
| 1244 | | static_generate_memory_accessor(arm, mode, 4, TRUE, FALSE, "write32", &arm->impstate->write32); |
| 330 | static_generate_memory_accessor(1, FALSE, FALSE, "read8", &m_impstate.read8); |
| 331 | static_generate_memory_accessor(1, TRUE, FALSE, "write8", &m_impstate.write8); |
| 332 | static_generate_memory_accessor(2, FALSE, FALSE, "read16", &m_impstate.read16); |
| 333 | static_generate_memory_accessor(2, TRUE, FALSE, "write16", &m_impstate.write16); |
| 334 | static_generate_memory_accessor(4, FALSE, FALSE, "read32", &m_impstate.read32); |
| 335 | static_generate_memory_accessor(4, TRUE, FALSE, "write32", &m_impstate.write32); |
| 1245 | 336 | } |
| 1246 | 337 | catch (drcuml_block::abort_compilation &) |
| 1247 | 338 | { |
| r24074 | r24075 | |
| 1255 | 346 | given mode at the specified pc |
| 1256 | 347 | -------------------------------------------------*/ |
| 1257 | 348 | |
| 1258 | | static void code_compile_block(arm_state *arm, UINT8 mode, offs_t pc) |
| 349 | void arm7_cpu_device::code_compile_block(UINT8 mode, offs_t pc) |
| 1259 | 350 | { |
| 1260 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 351 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1261 | 352 | compiler_state compiler = { 0 }; |
| 1262 | 353 | const opcode_desc *seqlast; |
| 1263 | 354 | int override = FALSE; |
| r24074 | r24075 | |
| 1265 | 356 | g_profiler.start(PROFILER_DRC_COMPILE); |
| 1266 | 357 | |
| 1267 | 358 | /* get a description of this sequence */ |
| 1268 | | const opcode_desc *desclist = arm->impstate->drcfe->describe_code(pc); |
| 1269 | | if (LOG_UML || LOG_NATIVE) |
| 1270 | | log_opcode_desc(drcuml, desclist, 0); |
| 359 | // TODO FIXME |
| 360 | const opcode_desc *desclist = NULL; //m_impstate.drcfe->describe_code(pc); // TODO |
| 361 | // if (LOG_UML || LOG_NATIVE) |
| 362 | // log_opcode_desc(drcuml, desclist, 0); |
| 1271 | 363 | |
| 1272 | 364 | /* if we get an error back, flush the cache and try again */ |
| 1273 | 365 | bool succeeded = false; |
| r24074 | r24075 | |
| 1310 | 402 | else |
| 1311 | 403 | { |
| 1312 | 404 | UML_LABEL(block, seqhead->pc | 0x80000000); // label seqhead->pc | 0x80000000 |
| 1313 | | UML_HASHJMP(block, 0, seqhead->pc, *arm->impstate->nocode); |
| 405 | UML_HASHJMP(block, 0, seqhead->pc, *m_impstate.nocode); |
| 1314 | 406 | // hashjmp <mode>,seqhead->pc,nocode |
| 1315 | 407 | continue; |
| 1316 | 408 | } |
| 1317 | 409 | |
| 1318 | 410 | /* validate this code block if we're not pointing into ROM */ |
| 1319 | | if (arm->program->get_write_ptr(seqhead->physpc) != NULL) |
| 1320 | | generate_checksum_block(arm, block, &compiler, seqhead, seqlast); |
| 411 | if (m_program->get_write_ptr(seqhead->physpc) != NULL) |
| 412 | generate_checksum_block(block, &compiler, seqhead, seqlast); |
| 1321 | 413 | |
| 1322 | 414 | /* label this instruction, if it may be jumped to locally */ |
| 1323 | 415 | if (seqhead->flags & OPFLAG_IS_BRANCH_TARGET) |
| r24074 | r24075 | |
| 1325 | 417 | |
| 1326 | 418 | /* iterate over instructions in the sequence and compile them */ |
| 1327 | 419 | for (curdesc = seqhead; curdesc != seqlast->next(); curdesc = curdesc->next()) |
| 1328 | | generate_sequence_instruction(arm, block, &compiler, curdesc); |
| 420 | generate_sequence_instruction(block, &compiler, curdesc); |
| 1329 | 421 | |
| 1330 | 422 | /* if we need to return to the start, do it */ |
| 1331 | 423 | if (seqlast->flags & OPFLAG_RETURN_TO_START) |
| r24074 | r24075 | |
| 1336 | 428 | nextpc = seqlast->pc + (seqlast->skipslots + 1) * 4; |
| 1337 | 429 | |
| 1338 | 430 | /* count off cycles and go there */ |
| 1339 | | generate_update_cycles(arm, block, &compiler, nextpc, TRUE); // <subtract cycles> |
| 431 | generate_update_cycles(block, &compiler, nextpc); // <subtract cycles> |
| 1340 | 432 | |
| 1341 | 433 | /* if the last instruction can change modes, use a variable mode; otherwise, assume the same mode */ |
| 1342 | 434 | /*if (seqlast->flags & OPFLAG_CAN_CHANGE_MODES) |
| 1343 | | UML_HASHJMP(block, mem(&arm->impstate->mode), nextpc, *arm->impstate->nocode); |
| 435 | UML_HASHJMP(block, uml::mem(&m_impstate.mode), nextpc, *m_impstate.nocode); |
| 1344 | 436 | // hashjmp <mode>,nextpc,nocode |
| 1345 | 437 | else*/ if (seqlast->next() == NULL || seqlast->next()->pc != nextpc) |
| 1346 | | UML_HASHJMP(block, arm->impstate->mode, nextpc, *arm->impstate->nocode); |
| 438 | UML_HASHJMP(block, m_impstate.mode, nextpc, *m_impstate.nocode); |
| 1347 | 439 | // hashjmp <mode>,nextpc,nocode |
| 1348 | 440 | } |
| 1349 | 441 | |
| r24074 | r24075 | |
| 1354 | 446 | } |
| 1355 | 447 | catch (drcuml_block::abort_compilation &) |
| 1356 | 448 | { |
| 1357 | | code_flush_cache(arm); |
| 449 | code_flush_cache(); |
| 1358 | 450 | } |
| 1359 | 451 | } |
| 1360 | 452 | } |
| r24074 | r24075 | |
| 1369 | 461 | of cycles executed so far |
| 1370 | 462 | -------------------------------------------------*/ |
| 1371 | 463 | |
| 1372 | | static void cfunc_get_cycles(void *param) |
| 464 | void arm7_cpu_device::cfunc_get_cycles() |
| 1373 | 465 | { |
| 1374 | | arm_state *arm = (arm_state *)param; |
| 1375 | | arm->impstate->numcycles = arm->device->total_cycles(); |
| 466 | m_impstate.numcycles = total_cycles(); |
| 1376 | 467 | } |
| 1377 | 468 | |
| 1378 | 469 | |
| r24074 | r24075 | |
| 1381 | 472 | unimplemented opcdes |
| 1382 | 473 | -------------------------------------------------*/ |
| 1383 | 474 | |
| 1384 | | static void cfunc_unimplemented(void *param) |
| 475 | void arm7_cpu_device::cfunc_unimplemented() |
| 1385 | 476 | { |
| 1386 | | arm_state *arm = (arm_state *)param; |
| 1387 | | UINT32 opcode = arm->impstate->arg0; |
| 1388 | | fatalerror("PC=%08X: Unimplemented op %08X\n", arm->r[eR15], opcode); |
| 477 | UINT32 opcode = m_impstate.arg0; |
| 478 | fatalerror("PC=%08X: Unimplemented op %08X\n", m_r[eR15], opcode); |
| 1389 | 479 | } |
| 1390 | 480 | |
| 1391 | 481 | |
| r24074 | r24075 | |
| 1398 | 488 | static entry point |
| 1399 | 489 | -------------------------------------------------*/ |
| 1400 | 490 | |
| 1401 | | static void static_generate_entry_point(arm_state *arm) |
| 491 | void arm7_cpu_device::static_generate_entry_point() |
| 1402 | 492 | { |
| 1403 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 1404 | | code_label nodabt; |
| 1405 | | code_label nofiq; |
| 1406 | | code_label noirq; |
| 1407 | | code_label irq32; |
| 1408 | | code_label nopabd; |
| 1409 | | code_label nound; |
| 1410 | | code_label swi32; |
| 1411 | | code_label irqadjust; |
| 1412 | | code_label done; |
| 1413 | | int label = 1; |
| 493 | drcuml_state *drcuml = m_impstate.drcuml; |
| 494 | uml::code_label nodabt; |
| 495 | uml::code_label nofiq; |
| 496 | uml::code_label noirq; |
| 497 | uml::code_label irq32; |
| 498 | uml::code_label nopabd; |
| 499 | uml::code_label nound; |
| 500 | uml::code_label swi32; |
| 501 | uml::code_label irqadjust; |
| 502 | uml::code_label done; |
| 1414 | 503 | drcuml_block *block; |
| 1415 | 504 | |
| 1416 | 505 | block = drcuml->begin_block(110); |
| 1417 | 506 | |
| 1418 | 507 | /* forward references */ |
| 1419 | | alloc_handle(drcuml, &arm->impstate->exception_norecover[EXCEPTION_INTERRUPT], "interrupt_norecover"); |
| 1420 | | alloc_handle(drcuml, &arm->impstate->nocode, "nocode"); |
| 1421 | | alloc_handle(drcuml, &arm->impstate->detect_fault, "detect_fault"); |
| 1422 | | alloc_handle(drcuml, &arm->impstate->tlb_translate, "tlb_translate"); |
| 508 | //alloc_handle(drcuml, &m_impstate.exception_norecover[EXCEPTION_INTERRUPT], "interrupt_norecover"); |
| 509 | alloc_handle(drcuml, &m_impstate.nocode, "nocode"); |
| 510 | alloc_handle(drcuml, &m_impstate.detect_fault, "detect_fault"); |
| 511 | alloc_handle(drcuml, &m_impstate.tlb_translate, "tlb_translate"); |
| 1423 | 512 | |
| 1424 | | alloc_handle(drcuml, &arm->impstate->entry, "entry"); |
| 1425 | | UML_HANDLE(block, *arm->impstate->entry); // handle entry |
| 513 | alloc_handle(drcuml, &m_impstate.entry, "entry"); |
| 514 | UML_HANDLE(block, *m_impstate.entry); // handle entry |
| 1426 | 515 | |
| 1427 | 516 | /* load fast integer registers */ |
| 1428 | | load_fast_iregs(arm, block); |
| 517 | load_fast_iregs(block); |
| 1429 | 518 | |
| 1430 | | UML_CALLH(block, *arm->impstate->check_irq); |
| 519 | UML_CALLH(block, *m_impstate.check_irq); |
| 1431 | 520 | |
| 1432 | 521 | /* generate a hash jump via the current mode and PC */ |
| 1433 | | UML_HASHJMP(block, 0, mem(&arm->pc), *arm->impstate->nocode); // hashjmp 0,<pc>,nocode |
| 522 | UML_HASHJMP(block, 0, uml::mem(&m_pc), *m_impstate.nocode); // hashjmp 0,<pc>,nocode |
| 1434 | 523 | block->end(); |
| 1435 | 524 | } |
| 1436 | 525 | |
| r24074 | r24075 | |
| 1440 | 529 | to check IRQs |
| 1441 | 530 | -------------------------------------------------*/ |
| 1442 | 531 | |
| 1443 | | static void static_generate_check_irq(arm_state *arm) |
| 532 | void arm7_cpu_device::static_generate_check_irq() |
| 1444 | 533 | { |
| 1445 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 534 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1446 | 535 | drcuml_block *block; |
| 536 | uml::code_label noirq; |
| 1447 | 537 | int nodabt = 0; |
| 1448 | 538 | int nopabt = 0; |
| 1449 | 539 | int irqadjust = 0; |
| r24074 | r24075 | |
| 1457 | 547 | block = drcuml->begin_block(120); |
| 1458 | 548 | |
| 1459 | 549 | /* generate a hash jump via the current mode and PC */ |
| 1460 | | alloc_handle(drcuml, &arm->impstate->check_irq, "check_irq"); |
| 1461 | | UML_HANDLE(block, *arm->impstate->check_irq); // handle check_irq |
| 550 | alloc_handle(drcuml, &m_impstate.check_irq, "check_irq"); |
| 551 | UML_HANDLE(block, *m_impstate.check_irq); // handle check_irq |
| 1462 | 552 | /* Exception priorities: |
| 1463 | 553 | |
| 1464 | 554 | Reset |
| r24074 | r24075 | |
| 1470 | 560 | Software Interrupt |
| 1471 | 561 | */ |
| 1472 | 562 | |
| 1473 | | UML_ADD(block, I0, mem(&R15), 4); // add i0, PC, 4 ;insn pc |
| 563 | UML_ADD(block, uml::I0, uml::mem(&R15), 4); // add i0, PC, 4 ;insn pc |
| 1474 | 564 | |
| 1475 | 565 | // Data Abort |
| 1476 | | UML_TEST(block, mem(&arm->pendingAbtD, 1); // test pendingAbtD, 1 |
| 1477 | | UML_JMPc(block, COND_Z, nodabt = label++); // jmpz nodabt |
| 566 | UML_TEST(block, uml::mem(&m_pendingAbtD), 1); // test pendingAbtD, 1 |
| 567 | UML_JMPc(block, uml::COND_Z, nodabt = label++); // jmpz nodabt |
| 1478 | 568 | |
| 1479 | | UML_ROLINS(block, mem(&GET_CPSR), eARM7_MODE_ABT, 0, MODE_FLAG) // rolins CPSR, eARM7_MODE_ABT, 0, MODE_FLAG |
| 1480 | | UML_MOV(block, mem(&GET_REGISTER(arm, 14)), I0); // mov LR, i0 |
| 1481 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1482 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 1483 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1484 | | UML_MOV(block, mem(&R15), 0x00000010); // mov PC, 0x10 (Data Abort vector address) |
| 1485 | | UML_MOV(block, mem(&arm->pendingAbtD, 0); // mov pendingAbtD, 0 |
| 569 | UML_ROLINS(block, uml::mem(&GET_CPSR), eARM7_MODE_ABT, 0, MODE_FLAG); // rolins CPSR, eARM7_MODE_ABT, 0, MODE_FLAG |
| 570 | UML_MOV(block, uml::mem(&GET_REGISTER(14)), uml::I0); // mov LR, i0 |
| 571 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 572 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 573 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 574 | UML_MOV(block, uml::mem(&R15), 0x00000010); // mov PC, 0x10 (Data Abort vector address) |
| 575 | UML_MOV(block, uml::mem(&m_pendingAbtD), 0); // mov pendingAbtD, 0 |
| 1486 | 576 | UML_JMP(block, irqadjust = label++); // jmp irqadjust |
| 1487 | 577 | |
| 1488 | 578 | UML_LABEL(block, nodabt); // nodabt: |
| 1489 | 579 | |
| 1490 | 580 | // FIQ |
| 1491 | | UML_TEST(block, mem(&arm->pendingFiq, 1); // test pendingFiq, 1 |
| 1492 | | UML_JMPc(block, COND_Z, nofiq = label++); // jmpz nofiq |
| 1493 | | UML_TEST(block, mem(&GET_CPSR), F_MASK); // test CPSR, F_MASK |
| 1494 | | UML_JMPc(block, COND_Z, nofiq); // jmpz nofiq |
| 581 | UML_TEST(block, uml::mem(&m_pendingFiq), 1); // test pendingFiq, 1 |
| 582 | UML_JMPc(block, uml::COND_Z, nofiq = label++); // jmpz nofiq |
| 583 | UML_TEST(block, uml::mem(&GET_CPSR), F_MASK); // test CPSR, F_MASK |
| 584 | UML_JMPc(block, uml::COND_Z, nofiq); // jmpz nofiq |
| 1495 | 585 | |
| 1496 | | UML_MOV(block, mem(&GET_REGISTER(arm, 14)), I0); // mov LR, i0 |
| 1497 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1498 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK | F_MASK); // or CPSR, CPSR, I_MASK | F_MASK |
| 1499 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1500 | | UML_MOV(block, mem(&R15), 0x0000001c); // mov PC, 0x1c (FIQ vector address) |
| 1501 | | UML_MOV(block, mem(&arm->pendingFiq, 0); // mov pendingFiq, 0 |
| 586 | UML_MOV(block, uml::mem(&GET_REGISTER(14)), uml::I0); // mov LR, i0 |
| 587 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 588 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK | F_MASK); // or CPSR, CPSR, I_MASK | F_MASK |
| 589 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 590 | UML_MOV(block, uml::mem(&R15), 0x0000001c); // mov PC, 0x1c (FIQ vector address) |
| 591 | UML_MOV(block, uml::mem(&m_pendingFiq), 0); // mov pendingFiq, 0 |
| 1502 | 592 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1503 | 593 | |
| 1504 | 594 | UML_LABEL(block, nofiq); // nofiq: |
| 1505 | 595 | |
| 1506 | 596 | // IRQ |
| 1507 | | UML_TEST(block, mem(&arm->pendingIrq, 1); // test pendingIrq, 1 |
| 1508 | | UML_JMPc(block, COND_Z, noirq = label++); // jmpz noirq |
| 1509 | | UML_TEST(block, mem(&GET_CPSR), I_MASK); // test CPSR, I_MASK |
| 1510 | | UML_JMPc(block, COND_Z, noirq); // jmpz noirq |
| 597 | UML_TEST(block, uml::mem(&m_pendingIrq), 1); // test pendingIrq, 1 |
| 598 | UML_JMPc(block, uml::COND_Z, noirq = label++); // jmpz noirq |
| 599 | UML_TEST(block, uml::mem(&GET_CPSR), I_MASK); // test CPSR, I_MASK |
| 600 | UML_JMPc(block, uml::COND_Z, noirq); // jmpz noirq |
| 1511 | 601 | |
| 1512 | | UML_MOV(block, mem(&GET_REGISTER(arm, 14)), I0); // mov LR, i0 |
| 1513 | | UML_TEST(block, mem(&GET_CPSR), SR_MODE32); // test CPSR, MODE32 |
| 1514 | | UML_JMPc(block, COND_NZ, irq32 = label++); // jmpnz irq32 |
| 1515 | | UML_AND(block, I1, I0, 0xf4000000); // and i1, i0, 0xf4000000 |
| 1516 | | UML_OR(block, mem(&R15), I1, 0x0800001a); // or PC, i1, 0x0800001a |
| 1517 | | UML_AND(block, I1, mem(&GET_CPSR), 0x0fffff3f); // and i1, CPSR, 0x0fffff3f |
| 1518 | | UML_ROLAND(block, I0, mem(&R15), 32-20, 0x0000000c); // roland i0, R15, 32-20, 0x0000000c |
| 1519 | | UML_ROLINS(block, I0, mem(&R15), 0, 0xf0000000); // rolins i0, R15, 0, 0xf0000000 |
| 1520 | | UML_OR(block, mem(&GET_CPSR), I0, I1); // or CPSR, i0, i1 |
| 602 | UML_MOV(block, uml::mem(&GET_REGISTER(14)), uml::I0); // mov LR, i0 |
| 603 | UML_TEST(block, uml::mem(&GET_CPSR), SR_MODE32); // test CPSR, MODE32 |
| 604 | UML_JMPc(block, uml::COND_NZ, irq32 = label++); // jmpnz irq32 |
| 605 | UML_AND(block, uml::I1, uml::I0, 0xf4000000); // and i1, i0, 0xf4000000 |
| 606 | UML_OR(block, uml::mem(&R15), uml::I1, 0x0800001a); // or PC, i1, 0x0800001a |
| 607 | UML_AND(block, uml::I1, uml::mem(&GET_CPSR), 0x0fffff3f); // and i1, CPSR, 0x0fffff3f |
| 608 | UML_ROLAND(block, uml::I0, uml::mem(&R15), 32-20, 0x0000000c); // roland i0, R15, 32-20, 0x0000000c |
| 609 | UML_ROLINS(block, uml::I0, uml::mem(&R15), 0, 0xf0000000); // rolins i0, R15, 0, 0xf0000000 |
| 610 | UML_OR(block, uml::mem(&GET_CPSR), uml::I0, uml::I1); // or CPSR, i0, i1 |
| 1521 | 611 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1522 | 612 | |
| 1523 | 613 | UML_LABEL(block, irq32); // irq32: |
| 1524 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1525 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 1526 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1527 | | UML_MOV(block, mem(&R15), 0x00000018); // mov PC, 0x18 (IRQ vector address) |
| 614 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 615 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 616 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 617 | UML_MOV(block, uml::mem(&R15), 0x00000018); // mov PC, 0x18 (IRQ vector address) |
| 1528 | 618 | |
| 1529 | 619 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1530 | 620 | |
| 1531 | 621 | UML_LABEL(block, noirq); // noirq: |
| 1532 | 622 | |
| 1533 | 623 | // Prefetch Abort |
| 1534 | | UML_TEST(block, mem(&arm->pendingAbtP, 1); // test pendingAbtP, 1 |
| 1535 | | UML_JMPc(block, COND_Z, nopabt = label++); // jmpz nopabt |
| 624 | UML_TEST(block, uml::mem(&m_pendingAbtP), 1); // test pendingAbtP, 1 |
| 625 | UML_JMPc(block, uml::COND_Z, nopabt = label++); // jmpz nopabt |
| 1536 | 626 | |
| 1537 | | UML_ROLINS(block, mem(&GET_CPSR), eARM7_MODE_ABT, 0, MODE_FLAG) // rolins CPSR, eARM7_MODE_ABT, 0, MODE_FLAG |
| 1538 | | UML_MOV(block, mem(&GET_REGISTER(arm, 14)), I0); // mov LR, i0 |
| 1539 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1540 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 1541 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1542 | | UML_MOV(block, mem(&R15), 0x0000000c); // mov PC, 0x0c (Prefetch Abort vector address) |
| 1543 | | UML_MOV(block, mem(&arm->pendingAbtP, 0); // mov pendingAbtP, 0 |
| 627 | UML_ROLINS(block, uml::mem(&GET_CPSR), eARM7_MODE_ABT, 0, MODE_FLAG); // rolins CPSR, eARM7_MODE_ABT, 0, MODE_FLAG |
| 628 | UML_MOV(block, uml::mem(&GET_REGISTER(14)), uml::I0); // mov LR, i0 |
| 629 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 630 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 631 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 632 | UML_MOV(block, uml::mem(&R15), 0x0000000c); // mov PC, 0x0c (Prefetch Abort vector address) |
| 633 | UML_MOV(block, uml::mem(&m_pendingAbtP), 0); // mov pendingAbtP, 0 |
| 1544 | 634 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1545 | 635 | |
| 1546 | 636 | UML_LABEL(block, nopabt); // nopabt: |
| 1547 | 637 | |
| 1548 | 638 | // Undefined instruction |
| 1549 | | UML_TEST(block, mem(&arm->pendingUnd, 1); // test pendingUnd, 1 |
| 1550 | | UML_JMPc(block, COND_Z, nopabt = label++); // jmpz nound |
| 639 | UML_TEST(block, uml::mem(&m_pendingUnd), 1); // test pendingUnd, 1 |
| 640 | UML_JMPc(block, uml::COND_Z, nopabt = label++); // jmpz nound |
| 1551 | 641 | |
| 1552 | | UML_ROLINS(block, mem(&GET_CPSR), eARM7_MODE_UND, 0, MODE_FLAG) // rolins CPSR, eARM7_MODE_UND, 0, MODE_FLAG |
| 1553 | | UML_MOV(block, I1, -4); // mov i1, -4 |
| 1554 | | UML_TEST(block, mem(&GET_CPSR), T_MASK); // test CPSR, T_MASK |
| 1555 | | UML_MOVc(block, COND_NZ, I1, -2); // movnz i1, -2 |
| 1556 | | UML_ADD(block, mem(&GET_REGISTER(arm, 14)), I0, I1); // add LR, i0, i1 |
| 1557 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1558 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 1559 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1560 | | UML_MOV(block, mem(&R15), 0x00000004); // mov PC, 0x0c (Undefined Insn vector address) |
| 1561 | | UML_MOV(block, mem(&arm->pendingUnd, 0); // mov pendingUnd, 0 |
| 642 | UML_ROLINS(block, uml::mem(&GET_CPSR), eARM7_MODE_UND, 0, MODE_FLAG); // rolins CPSR, eARM7_MODE_UND, 0, MODE_FLAG |
| 643 | UML_MOV(block, uml::I1, -4); // mov i1, -4 |
| 644 | UML_TEST(block, uml::mem(&GET_CPSR), T_MASK); // test CPSR, T_MASK |
| 645 | UML_MOVc(block, uml::COND_NZ, uml::I1, -2); // movnz i1, -2 |
| 646 | UML_ADD(block, uml::mem(&GET_REGISTER(14)), uml::I0, uml::I1); // add LR, i0, i1 |
| 647 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 648 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 649 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 650 | UML_MOV(block, uml::mem(&R15), 0x00000004); // mov PC, 0x0c (Undefined Insn vector address) |
| 651 | UML_MOV(block, uml::mem(&m_pendingUnd), 0); // mov pendingUnd, 0 |
| 1562 | 652 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1563 | 653 | |
| 1564 | 654 | UML_LABEL(block, nopabt); // nopabt: |
| 1565 | 655 | |
| 1566 | 656 | // Software Interrupt |
| 1567 | | UML_TEST(block, mem(&arm->pendingSwi, 1); // test pendingSwi, 1 |
| 1568 | | UML_JMPc(block, COND_Z, done = label++); // jmpz done |
| 657 | UML_TEST(block, uml::mem(&m_pendingSwi), 1); // test pendingSwi, 1 |
| 658 | UML_JMPc(block, uml::COND_Z, done = label++); // jmpz done |
| 1569 | 659 | |
| 1570 | | UML_ROLINS(block, mem(&GET_CPSR), eARM7_MODE_SVC, 0, MODE_FLAG) // rolins CPSR, eARM7_MODE_SVC, 0, MODE_FLAG |
| 1571 | | UML_MOV(block, I1, -4); // mov i1, -4 |
| 1572 | | UML_TEST(block, mem(&GET_CPSR), T_MASK); // test CPSR, T_MASK |
| 1573 | | UML_MOVc(block, COND_NZ, I1, -2); // movnz i1, -2 |
| 1574 | | UML_ADD(block, mem(&GET_REGISTER(arm, 14)), I0, I1); // add LR, i0, i1 |
| 660 | UML_ROLINS(block, uml::mem(&GET_CPSR), eARM7_MODE_SVC, 0, MODE_FLAG); // rolins CPSR, eARM7_MODE_SVC, 0, MODE_FLAG |
| 661 | UML_MOV(block, uml::I1, -4); // mov i1, -4 |
| 662 | UML_TEST(block, uml::mem(&GET_CPSR), T_MASK); // test CPSR, T_MASK |
| 663 | UML_MOVc(block, uml::COND_NZ, uml::I1, -2); // movnz i1, -2 |
| 664 | UML_ADD(block, uml::mem(&GET_REGISTER(14)), uml::I0, uml::I1); // add LR, i0, i1 |
| 1575 | 665 | |
| 1576 | | UML_TEST(block, mem(&GET_CPSR), SR_MODE32); // test CPSR, MODE32 |
| 1577 | | UML_JMPc(block, COND_NZ, swi32 = label++); // jmpnz swi32 |
| 1578 | | UML_AND(block, I1, I0, 0xf4000000); // and i1, i0, 0xf4000000 |
| 1579 | | UML_OR(block, mem(&R15), I1, 0x0800001b); // or PC, i1, 0x0800001b |
| 1580 | | UML_AND(block, I1, mem(&GET_CPSR), 0x0fffff3f); // and i1, CPSR, 0x0fffff3f |
| 1581 | | UML_ROLAND(block, I0, mem(&R15), 32-20, 0x0000000c); // roland i0, R15, 32-20, 0x0000000c |
| 1582 | | UML_ROLINS(block, I0, mem(&R15), 0, 0xf0000000); // rolins i0, R15, 0, 0xf0000000 |
| 1583 | | UML_OR(block, mem(&GET_CPSR), I0, I1); // or CPSR, i0, i1 |
| 1584 | | UML_MOV(block, mem(&arm->pendingSwi, 0); // mov pendingSwi, 0 |
| 666 | UML_TEST(block, uml::mem(&GET_CPSR), SR_MODE32); // test CPSR, MODE32 |
| 667 | UML_JMPc(block, uml::COND_NZ, swi32 = label++); // jmpnz swi32 |
| 668 | UML_AND(block, uml::I1, uml::I0, 0xf4000000); // and i1, i0, 0xf4000000 |
| 669 | UML_OR(block, uml::mem(&R15), uml::I1, 0x0800001b); // or PC, i1, 0x0800001b |
| 670 | UML_AND(block, uml::I1, uml::mem(&GET_CPSR), 0x0fffff3f); // and i1, CPSR, 0x0fffff3f |
| 671 | UML_ROLAND(block, uml::I0, uml::mem(&R15), 32-20, 0x0000000c); // roland i0, R15, 32-20, 0x0000000c |
| 672 | UML_ROLINS(block, uml::I0, uml::mem(&R15), 0, 0xf0000000); // rolins i0, R15, 0, 0xf0000000 |
| 673 | UML_OR(block, uml::mem(&GET_CPSR), uml::I0, uml::I1); // or CPSR, i0, i1 |
| 674 | UML_MOV(block, uml::mem(&m_pendingSwi), 0); // mov pendingSwi, 0 |
| 1585 | 675 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1586 | 676 | |
| 1587 | 677 | UML_LABEL(block, swi32); // irq32: |
| 1588 | | UML_MOV(block, mem(&GET_REGISTER(arm, SPSR)), mem(&GET_CPSR)); // mov SPSR, CPSR |
| 1589 | | UML_OR(block, mem(&GET_CPSR), mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 1590 | | UML_ROLAND(block, mem(&GET_CPSR), mem(&CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 1591 | | UML_MOV(block, mem(&R15), 0x00000008); // mov PC, 0x08 (SWI vector address) |
| 1592 | | UML_MOV(block, mem(&arm->pendingSwi, 0); // mov pendingSwi, 0 |
| 678 | UML_MOV(block, uml::mem(&GET_REGISTER(SPSR)), uml::mem(&GET_CPSR)); // mov SPSR, CPSR |
| 679 | UML_OR(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), I_MASK); // or CPSR, CPSR, I_MASK |
| 680 | UML_ROLAND(block, uml::mem(&GET_CPSR), uml::mem(&GET_CPSR), 0, ~T_MASK); // roland CPSR, CPSR, 0, ~T_MASK |
| 681 | UML_MOV(block, uml::mem(&R15), 0x00000008); // mov PC, 0x08 (SWI vector address) |
| 682 | UML_MOV(block, uml::mem(&m_pendingSwi), 0); // mov pendingSwi, 0 |
| 1593 | 683 | UML_JMP(block, irqadjust); // jmp irqadjust |
| 1594 | 684 | |
| 1595 | 685 | UML_LABEL(block, irqadjust); // irqadjust: |
| 1596 | | UML_MOV(block, I1, 0); // mov i1, 0 |
| 1597 | | UML_TEST(block, mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN | COPRO_CTRL_INTVEC_ADJUST); // test COPRO_CTRL, MMU_EN | INTVEC_ADJUST |
| 1598 | | UML_MOVc(block, COND_NZ, I1, 0xffff0000); // movnz i1, 0xffff0000 |
| 1599 | | UML_OR(block, mem(&R15), mem(R15), I1); // or PC, i1 |
| 686 | UML_MOV(block, uml::I1, 0); // mov i1, 0 |
| 687 | UML_TEST(block, uml::mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN | COPRO_CTRL_INTVEC_ADJUST); // test COPRO_CTRL, MMU_EN | INTVEC_ADJUST |
| 688 | UML_MOVc(block, uml::COND_NZ, uml::I1, 0xffff0000); // movnz i1, 0xffff0000 |
| 689 | UML_OR(block, uml::mem(&R15), uml::mem(&R15), uml::I1); // or PC, i1 |
| 1600 | 690 | |
| 1601 | 691 | UML_LABEL(block, done); // done: |
| 1602 | 692 | |
| r24074 | r24075 | |
| 1608 | 698 | exception handler for "out of code" |
| 1609 | 699 | -------------------------------------------------*/ |
| 1610 | 700 | |
| 1611 | | static void static_generate_nocode_handler(arm_state *arm) |
| 701 | void arm7_cpu_device::static_generate_nocode_handler() |
| 1612 | 702 | { |
| 1613 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 703 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1614 | 704 | drcuml_block *block; |
| 1615 | 705 | |
| 1616 | 706 | /* begin generating */ |
| 1617 | 707 | block = drcuml->begin_block(10); |
| 1618 | 708 | |
| 1619 | 709 | /* generate a hash jump via the current mode and PC */ |
| 1620 | | alloc_handle(drcuml, &arm->impstate->nocode, "nocode"); |
| 1621 | | UML_HANDLE(block, *arm->impstate->nocode); // handle nocode |
| 1622 | | UML_GETEXP(block, I0); // getexp i0 |
| 1623 | | UML_MOV(block, mem(&R15), I0); // mov [pc],i0 |
| 1624 | | save_fast_iregs(arm, block); |
| 710 | alloc_handle(drcuml, &m_impstate.nocode, "nocode"); |
| 711 | UML_HANDLE(block, *m_impstate.nocode); // handle nocode |
| 712 | UML_GETEXP(block, uml::I0); // getexp i0 |
| 713 | UML_MOV(block, uml::mem(&R15), uml::I0); // mov [pc],i0 |
| 714 | save_fast_iregs(block); |
| 1625 | 715 | UML_EXIT(block, EXECUTE_MISSING_CODE); // exit EXECUTE_MISSING_CODE |
| 1626 | 716 | |
| 1627 | 717 | block->end(); |
| r24074 | r24075 | |
| 1633 | 723 | out of cycles exception handler |
| 1634 | 724 | -------------------------------------------------*/ |
| 1635 | 725 | |
| 1636 | | static void static_generate_out_of_cycles(arm_state *arm) |
| 726 | void arm7_cpu_device::static_generate_out_of_cycles() |
| 1637 | 727 | { |
| 1638 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 728 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1639 | 729 | drcuml_block *block; |
| 1640 | 730 | |
| 1641 | 731 | /* begin generating */ |
| 1642 | 732 | block = drcuml->begin_block(10); |
| 1643 | 733 | |
| 1644 | 734 | /* generate a hash jump via the current mode and PC */ |
| 1645 | | alloc_handle(drcuml, &arm->impstate->out_of_cycles, "out_of_cycles"); |
| 1646 | | UML_HANDLE(block, *arm->impstate->out_of_cycles); // handle out_of_cycles |
| 1647 | | UML_GETEXP(block, I0); // getexp i0 |
| 1648 | | UML_MOV(block, mem(&R15), I0); // mov <pc>,i0 |
| 1649 | | save_fast_iregs(arm, block); |
| 735 | alloc_handle(drcuml, &m_impstate.out_of_cycles, "out_of_cycles"); |
| 736 | UML_HANDLE(block, *m_impstate.out_of_cycles); // handle out_of_cycles |
| 737 | UML_GETEXP(block, uml::I0); // getexp i0 |
| 738 | UML_MOV(block, uml::mem(&R15), uml::I0); // mov <pc>,i0 |
| 739 | save_fast_iregs(block); |
| 1650 | 740 | UML_EXIT(block, EXECUTE_OUT_OF_CYCLES); // exit EXECUTE_OUT_OF_CYCLES |
| 1651 | 741 | |
| 1652 | 742 | block->end(); |
| r24074 | r24075 | |
| 1657 | 747 | static_generate_tlb_translate |
| 1658 | 748 | ------------------------------------------------------------------*/ |
| 1659 | 749 | |
| 1660 | | static void static_generate_detect_fault(arm_state *arm, code_handle **handleptr) |
| 750 | void arm7_cpu_device::static_generate_detect_fault(uml::code_handle **handleptr) |
| 1661 | 751 | { |
| 1662 | 752 | /* on entry, flags are in I2, vaddr is in I3, desc_lvl1 is in I4, ap is in R5 */ |
| 1663 | 753 | /* on exit, fault result is in I6 */ |
| 1664 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 754 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1665 | 755 | drcuml_block *block; |
| 1666 | 756 | int donefault = 0; |
| 1667 | 757 | int checkuser = 0; |
| r24074 | r24075 | |
| 1671 | 761 | block = drcuml->begin_block(1024); |
| 1672 | 762 | |
| 1673 | 763 | /* add a global entry for this */ |
| 1674 | | alloc_handle(drcuml, &arm->impstate->detect_fault, "detect_fault"); |
| 1675 | | UML_HANDLE(block, *arm->impstate->detect_fault); // handle detect_fault |
| 764 | alloc_handle(drcuml, &m_impstate.detect_fault, "detect_fault"); |
| 765 | UML_HANDLE(block, *m_impstate.detect_fault); // handle detect_fault |
| 1676 | 766 | |
| 1677 | | UML_ROLAND(block, I6, I4, 32-4, 0x0f<<1); // roland i6, i4, 32-4, 0xf<<1 |
| 1678 | | UML_ROLAND(block, I6, mem(&COPRO_DOMAIN_ACCESS_CONTROL), I6, 3);// roland i6, COPRO_DOMAIN_ACCESS_CONTROL, i6, 3 |
| 767 | UML_ROLAND(block, uml::I6, uml::I4, 32-4, 0x0f<<1); // roland i6, i4, 32-4, 0xf<<1 |
| 768 | UML_ROLAND(block, uml::I6, uml::mem(&COPRO_DOMAIN_ACCESS_CONTROL), uml::I6, 3);// roland i6, COPRO_DOMAIN_ACCESS_CONTROL, i6, 3 |
| 1679 | 769 | // if permission == 3, FAULT_NONE |
| 1680 | | UML_CMP(block, I6, 3); // cmp i6, 3 |
| 1681 | | UML_MOVc(block, COND_E, I6, FAULT_NONE); // move i6, FAULT_NONE |
| 1682 | | UML_JMPc(block, COND_E, donefault = label++); // jmpe donefault |
| 770 | UML_CMP(block, uml::I6, 3); // cmp i6, 3 |
| 771 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_NONE); // move i6, FAULT_NONE |
| 772 | UML_JMPc(block, uml::COND_E, donefault = label++); // jmpe donefault |
| 1683 | 773 | // if permission == 0 || permission == 2, FAULT_DOMAIN |
| 1684 | | UML_CMP(block, I6, 1); // cmp i6, 1 |
| 1685 | | UML_MOVc(block, COND_NE, I6, FAULT_DOMAIN); // movne i6, FAULT_DOMAIN |
| 1686 | | UML_JMPc(block, COND_NE, donefault); // jmpne donefault |
| 774 | UML_CMP(block, uml::I6, 1); // cmp i6, 1 |
| 775 | UML_MOVc(block, uml::COND_NE, uml::I6, FAULT_DOMAIN); // movne i6, FAULT_DOMAIN |
| 776 | UML_JMPc(block, uml::COND_NE, donefault); // jmpne donefault |
| 1687 | 777 | |
| 1688 | 778 | // if permission == 1 |
| 1689 | | UML_CMP(block, I5, 3); // cmp i5, 3 |
| 1690 | | UML_MOVc(block, COND_E, I6, FAULT_NONE); // move i6, FAULT_NONE |
| 1691 | | UML_JMPc(block, COND_E, donefault); // jmpe donefault |
| 1692 | | UML_CMP(block, I5, 0); // cmp i5, 1 |
| 1693 | | UML_JMPc(block, COND_NE, checkuser = label++); // jmpne checkuser |
| 1694 | | UML_ROLAND(block, I6, mem(&COPRO_CTRL), // roland i6, COPRO_CTRL, 32 - COPRO_CTRL_SYSTEM_SHIFT, |
| 779 | UML_CMP(block, uml::I5, 3); // cmp i5, 3 |
| 780 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_NONE); // move i6, FAULT_NONE |
| 781 | UML_JMPc(block, uml::COND_E, donefault); // jmpe donefault |
| 782 | UML_CMP(block, uml::I5, 0); // cmp i5, 1 |
| 783 | UML_JMPc(block, uml::COND_NE, checkuser = label++); // jmpne checkuser |
| 784 | UML_ROLAND(block, uml::I6, uml::mem(&COPRO_CTRL), // roland i6, COPRO_CTRL, 32 - COPRO_CTRL_SYSTEM_SHIFT, |
| 1695 | 785 | 32 - COPRO_CTRL_SYSTEM_SHIFT, // COPRO_CTRL_SYSTEM | COPRO_CTRL_ROM |
| 1696 | 786 | COPRO_CTRL_SYSTEM | COPRO_CTRL_ROM); |
| 1697 | 787 | // if s == 0 && r == 0, FAULT_PERMISSION |
| 1698 | | UML_CMP(block, I6, 0); // cmp i6, 0 |
| 1699 | | UML_MOVc(block, COND_E, I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 1700 | | UML_JMPc(block, COND_E, donefault); // jmpe donefault |
| 788 | UML_CMP(block, uml::I6, 0); // cmp i6, 0 |
| 789 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 790 | UML_JMPc(block, uml::COND_E, donefault); // jmpe donefault |
| 1701 | 791 | // if s == 1 && r == 1, FAULT_PERMISSION |
| 1702 | | UML_CMP(block, I6, 3); // cmp i6, 3 |
| 1703 | | UML_MOVc(block, COND_E, I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 1704 | | UML_JMPc(block, COND_E, donefault); // jmpe donefault |
| 792 | UML_CMP(block, uml::I6, 3); // cmp i6, 3 |
| 793 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 794 | UML_JMPc(block, uml::COND_E, donefault); // jmpe donefault |
| 1705 | 795 | // if flags & TLB_WRITE, FAULT_PERMISSION |
| 1706 | | UML_TEST(block, I2, ARM7_TLB_WRITE); // test i2, ARM7_TLB_WRITE |
| 1707 | | UML_MOVc(block, COND_NZ, I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 1708 | | UML_JMPc(block, COND_NZ, donefault); // jmpe donefault |
| 796 | UML_TEST(block, uml::I2, ARM7_TLB_WRITE); // test i2, ARM7_TLB_WRITE |
| 797 | UML_MOVc(block, uml::COND_NZ, uml::I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 798 | UML_JMPc(block, uml::COND_NZ, donefault); // jmpe donefault |
| 1709 | 799 | // if r == 1 && s == 0, FAULT_NONE |
| 1710 | | UML_CMP(block, I6, 2); // cmp i6, 2 |
| 1711 | | UML_MOVc(block, COND_E, I6, FAULT_NONE); // move i6, FAULT_NONE |
| 1712 | | UML_JMPc(block, COND_E, donefault); // jmpe donefault |
| 1713 | | UML_AND(block, I6, mem(&GET_CPSR), MODE_FLAG); // and i6, GET_CPSR, MODE_FLAG |
| 1714 | | UML_CMP(block, I6, eARM7_MODE_USER); // cmp i6, eARM7_MODE_USER |
| 800 | UML_CMP(block, uml::I6, 2); // cmp i6, 2 |
| 801 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_NONE); // move i6, FAULT_NONE |
| 802 | UML_JMPc(block, uml::COND_E, donefault); // jmpe donefault |
| 803 | UML_AND(block, uml::I6, uml::mem(&GET_CPSR), MODE_FLAG); // and i6, GET_CPSR, MODE_FLAG |
| 804 | UML_CMP(block, uml::I6, eARM7_MODE_USER); // cmp i6, eARM7_MODE_USER |
| 1715 | 805 | // if r == 0 && s == 1 && usermode, FAULT_PERMISSION |
| 1716 | | UML_MOVc(block, COND_E, I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 1717 | | UML_MOVc(block, COND_NE, I6, FAULT_NONE); // movne i6, FAULT_NONE |
| 806 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 807 | UML_MOVc(block, uml::COND_NE, uml::I6, FAULT_NONE); // movne i6, FAULT_NONE |
| 1718 | 808 | UML_JMP(block, donefault); // jmp donefault |
| 1719 | 809 | |
| 1720 | 810 | UML_LABEL(block, checkuser); // checkuser: |
| 1721 | 811 | // if !write, FAULT_NONE |
| 1722 | | UML_TEST(block, I2, ARM7_TLB_WRITE); // test i2, ARM7_TLB_WRITE |
| 1723 | | UML_MOVc(block, COND_Z, I6, FAULT_NONE); // movz i6, FAULT_NONE |
| 1724 | | UML_JMPc(block, COND_Z, donefault); // jmp donefault |
| 1725 | | UML_AND(block, I6, mem(&GET_CPSR), MODE_FLAG); // and i6, GET_CPSR, MODE_FLAG |
| 1726 | | UML_CMP(block, I6, eARM7_MODE_USER); // cmp i6, eARM7_MODE_USER |
| 1727 | | UML_MOVc(block, COND_E, I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 1728 | | UML_MOVc(block, COND_NE, I6, FAULT_NONE); // move i6, FAULT_NONE |
| 812 | UML_TEST(block, uml::I2, ARM7_TLB_WRITE); // test i2, ARM7_TLB_WRITE |
| 813 | UML_MOVc(block, uml::COND_Z, uml::I6, FAULT_NONE); // movz i6, FAULT_NONE |
| 814 | UML_JMPc(block, uml::COND_Z, donefault); // jmp donefault |
| 815 | UML_AND(block, uml::I6, uml::mem(&GET_CPSR), MODE_FLAG); // and i6, GET_CPSR, MODE_FLAG |
| 816 | UML_CMP(block, uml::I6, eARM7_MODE_USER); // cmp i6, eARM7_MODE_USER |
| 817 | UML_MOVc(block, uml::COND_E, uml::I6, FAULT_PERMISSION); // move i6, FAULT_PERMISSION |
| 818 | UML_MOVc(block, uml::COND_NE, uml::I6, FAULT_NONE); // move i6, FAULT_NONE |
| 1729 | 819 | |
| 1730 | 820 | UML_LABEL(block, donefault); // donefault: |
| 1731 | 821 | UML_RET(block); // ret |
| r24074 | r24075 | |
| 1735 | 825 | static_generate_tlb_translate |
| 1736 | 826 | ------------------------------------------------------------------*/ |
| 1737 | 827 | |
| 1738 | | static void static_generate_tlb_translate(arm_state *arm, code_handle **handleptr) |
| 828 | void arm7_cpu_device::static_generate_tlb_translate(uml::code_handle **handleptr) |
| 1739 | 829 | { |
| 1740 | 830 | /* on entry, address is in I0 and flags are in I2 */ |
| 1741 | 831 | /* on exit, translated address is in I0 and success/failure is in I2 */ |
| 1742 | 832 | /* routine trashes I4-I7 */ |
| 1743 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 833 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1744 | 834 | drcuml_block *block; |
| 835 | uml::code_label smallfault; |
| 836 | uml::code_label smallprefetch; |
| 1745 | 837 | int nopid = 0; |
| 1746 | 838 | int nounmapped = 0; |
| 1747 | 839 | int nounmapped2 = 0; |
| r24074 | r24075 | |
| 1760 | 852 | /* begin generating */ |
| 1761 | 853 | block = drcuml->begin_block(170); |
| 1762 | 854 | |
| 1763 | | alloc_handle(drcuml, &arm->impstate->tlb_translate, "tlb_translate"); |
| 1764 | | UML_HANDLE(block, *arm->impstate->tlb_translate); // handle tlb_translate |
| 855 | alloc_handle(drcuml, &m_impstate.tlb_translate, "tlb_translate"); |
| 856 | UML_HANDLE(block, *m_impstate.tlb_translate); // handle tlb_translate |
| 1765 | 857 | |
| 1766 | 858 | // I3: vaddr |
| 1767 | | UML_CMP(block, I0, 32 * 1024 * 1024); // cmp i0, 32*1024*1024 |
| 1768 | | UML_JMPc(block, COND_GE, nopid = label++); // jmpge nopid |
| 1769 | | UML_AND(block, I3, mem(&COPRO_FCSE_PID), 0xfe000000); // and i3, COPRO_FCSE_PID, 0xfe000000 |
| 1770 | | UML_ADD(block, I3, I3, I0); // add i3, i3, i0 |
| 859 | UML_CMP(block, uml::I0, 32 * 1024 * 1024); // cmp i0, 32*1024*1024 |
| 860 | UML_JMPc(block, uml::COND_GE, nopid = label++); // jmpge nopid |
| 861 | UML_AND(block, uml::I3, uml::mem(&COPRO_FCSE_PID), 0xfe000000); // and i3, COPRO_FCSE_PID, 0xfe000000 |
| 862 | UML_ADD(block, uml::I3, uml::I3, uml::I0); // add i3, i3, i0 |
| 1771 | 863 | |
| 1772 | 864 | // I4: desc_lvl1 |
| 1773 | | UML_AND(block, I4, mem(&COPRO_TLB_BASE), COPRO_TLB_BASE_MASK); // and i4, COPRO_TLB_BASE, COPRO_TLB_BASE_MASK |
| 1774 | | UML_ROLINS(block, I4, I3, 32 - COPRO_TLB_VADDR_FLTI_MASK_SHIFT, // rolins i4, i3, 32-COPRO_TLB_VADDR_FLTI_MASK_SHIFT, |
| 865 | UML_AND(block, uml::I4, uml::mem(&COPRO_TLB_BASE), COPRO_TLB_BASE_MASK); // and i4, COPRO_TLB_BASE, COPRO_TLB_BASE_MASK |
| 866 | UML_ROLINS(block, uml::I4, uml::I3, 32 - COPRO_TLB_VADDR_FLTI_MASK_SHIFT, // rolins i4, i3, 32-COPRO_TLB_VADDR_FLTI_MASK_SHIFT, |
| 1775 | 867 | COPRO_TLB_VADDR_FLTI_MASK); // COPRO_TLB_VADDR_FLTI_MASK |
| 1776 | | UML_READ(block, I4, I4, SIZE_DWORD, SPACE_PROGRAM); // read32 i4, i4, PROGRAM |
| 868 | UML_READ(block, uml::I4, uml::I4, uml::SIZE_DWORD, uml::SPACE_PROGRAM); // read32 i4, i4, PROGRAM |
| 1777 | 869 | |
| 1778 | 870 | // I7: desc_lvl1 & 3 |
| 1779 | | UML_AND(block, I7, I4, 3); // and i7, i4, 3 |
| 871 | UML_AND(block, uml::I7, uml::I4, 3); // and i7, i4, 3 |
| 1780 | 872 | |
| 1781 | | UML_CMP(block, I7, COPRO_TLB_UNMAPPED); // cmp i7, COPRO_TLB_UNMAPPED |
| 1782 | | UML_JMPc(block, COND_NE, nounmapped = label++); // jmpne nounmapped |
| 873 | UML_CMP(block, uml::I7, COPRO_TLB_UNMAPPED); // cmp i7, COPRO_TLB_UNMAPPED |
| 874 | UML_JMPc(block, uml::COND_NE, nounmapped = label++); // jmpne nounmapped |
| 1783 | 875 | |
| 1784 | 876 | // TLB Unmapped |
| 1785 | | UML_TEST(block, I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 1786 | | UML_MOVc(block, COND_E, mem(&COPRO_FAULT_STATUS_D), (5 << 0)); // move COPRO_FAULT_STATUS_D, (5 << 0) |
| 1787 | | UML_MOVc(block, COND_E, mem(&COPRO_FAULT_ADDRESS), I3); // move COPRO_FAULT_ADDRESS, i3 |
| 1788 | | UML_MOVc(block, COND_E, mem(&arm->pendingAbtD), 1); // move pendingAbtD, 1 |
| 1789 | | UML_MOVc(block, COND_E, I2, 0); // move i2, 0 |
| 1790 | | UML_RETc(block, COND_E); // rete |
| 877 | UML_TEST(block, uml::I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 878 | UML_MOVc(block, uml::COND_E, uml::mem(&COPRO_FAULT_STATUS_D), (5 << 0)); // move COPRO_FAULT_STATUS_D, (5 << 0) |
| 879 | UML_MOVc(block, uml::COND_E, uml::mem(&COPRO_FAULT_ADDRESS), uml::I3); // move COPRO_FAULT_ADDRESS, i3 |
| 880 | UML_MOVc(block, uml::COND_E, uml::mem(&m_pendingAbtD), 1); // move pendingAbtD, 1 |
| 881 | UML_MOVc(block, uml::COND_E, uml::I2, 0); // move i2, 0 |
| 882 | UML_RETc(block, uml::COND_E); // rete |
| 1791 | 883 | |
| 1792 | | UML_TEST(block, I2, ARM7_TLB_ABORT_P); // test i2, ARM7_TLB_ABORT_P |
| 1793 | | UML_MOVc(block, COND_E, mem(&arm->pendingAbtP), 1); // move pendingAbtP, 1 |
| 1794 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 884 | UML_TEST(block, uml::I2, ARM7_TLB_ABORT_P); // test i2, ARM7_TLB_ABORT_P |
| 885 | UML_MOVc(block, uml::COND_E, uml::mem(&m_pendingAbtP), 1); // move pendingAbtP, 1 |
| 886 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1795 | 887 | UML_RET(block); // ret |
| 1796 | 888 | |
| 1797 | 889 | UML_LABEL(block, nounmapped); // nounmapped: |
| 1798 | | UML_CMP(block, I7, COPRO_TLB_COARSE_TABLE); // cmp i7, COPRO_TLB_COARSE_TABLE |
| 1799 | | UML_JMPc(block, COND_NE, nocoarse = label++); // jmpne nocoarse |
| 890 | UML_CMP(block, uml::I7, COPRO_TLB_COARSE_TABLE); // cmp i7, COPRO_TLB_COARSE_TABLE |
| 891 | UML_JMPc(block, uml::COND_NE, nocoarse = label++); // jmpne nocoarse |
| 1800 | 892 | |
| 1801 | | UML_ROLAND(block, I5, I4, 32-4, 0x0f<<1); // roland i5, i4, 32-4, 0xf<<1 |
| 1802 | | UML_ROLAND(block, I5, mem(&COPRO_DOMAIN_ACCESS_CONTROL), I5, 3);// roland i5, COPRO_DOMAIN_ACCESS_CONTROL, i5, 3 |
| 1803 | | UML_CMP(block, I5, 1); // cmp i5, 1 |
| 1804 | | UML_JMPc(block, COND_E, level2 = label++); // jmpe level2 |
| 1805 | | UML_CMP(block, I5, 3); // cmp i5, 3 |
| 1806 | | UML_JMPc(block, COND_NE, nofine = label++); // jmpne nofine |
| 893 | UML_ROLAND(block, uml::I5, uml::I4, 32-4, 0x0f<<1); // roland i5, i4, 32-4, 0xf<<1 |
| 894 | UML_ROLAND(block, uml::I5, uml::mem(&COPRO_DOMAIN_ACCESS_CONTROL), uml::I5, 3);// roland i5, COPRO_DOMAIN_ACCESS_CONTROL, i5, 3 |
| 895 | UML_CMP(block, uml::I5, 1); // cmp i5, 1 |
| 896 | UML_JMPc(block, uml::COND_E, level2 = label++); // jmpe level2 |
| 897 | UML_CMP(block, uml::I5, 3); // cmp i5, 3 |
| 898 | UML_JMPc(block, uml::COND_NE, nofine = label++); // jmpne nofine |
| 1807 | 899 | UML_LABEL(block, level2); // level2: |
| 1808 | 900 | |
| 1809 | 901 | // I7: desc_level2 |
| 1810 | | UML_AND(block, I7, I4, COPRO_TLB_CFLD_ADDR_MASK); // and i7, i4, COPRO_TLB_CFLD_ADDR_MASK |
| 1811 | | UML_ROLINS(block, I7, I3, 32 - COPRO_TLB_VADDR_CSLTI_MASK_SHIFT,// rolins i7, i3, 32 - COPRO_TLB_VADDR_CSLTI_MASK_SHIFT |
| 902 | UML_AND(block, uml::I7, uml::I4, COPRO_TLB_CFLD_ADDR_MASK); // and i7, i4, COPRO_TLB_CFLD_ADDR_MASK |
| 903 | UML_ROLINS(block, uml::I7, uml::I3, 32 - COPRO_TLB_VADDR_CSLTI_MASK_SHIFT,// rolins i7, i3, 32 - COPRO_TLB_VADDR_CSLTI_MASK_SHIFT |
| 1812 | 904 | COPRO_TLB_VADDR_CSLTI_MASK); // COPRO_TLB_VADDR_CSLTI_MASK |
| 1813 | | UML_READ(block, I7, I7, SIZE_DWORD, SPACE_PROGRAM); // read32 i7, i7, PROGRAM |
| 905 | UML_READ(block, uml::I7, uml::I7, uml::SIZE_DWORD, uml::SPACE_PROGRAM); // read32 i7, i7, PROGRAM |
| 1814 | 906 | UML_JMP(block, nofine); // jmp nofine |
| 1815 | 907 | |
| 1816 | 908 | UML_LABEL(block, nocoarse); // nocoarse: |
| 1817 | | UML_CMP(block, I7, COPRO_TLB_SECTION_TABLE); // cmp i7, COPRO_TLB_SECTION_TABLE |
| 1818 | | UML_JMPc(block, COND_NE, nosection = label++); // jmpne nosection |
| 909 | UML_CMP(block, uml::I7, COPRO_TLB_SECTION_TABLE); // cmp i7, COPRO_TLB_SECTION_TABLE |
| 910 | UML_JMPc(block, uml::COND_NE, nosection = label++); // jmpne nosection |
| 1819 | 911 | |
| 1820 | | UML_ROLAND(block, I5, I4, 32-10, 3); // roland i7, i4, 32-10, 3 |
| 912 | UML_ROLAND(block, uml::I5, uml::I4, 32-10, 3); // roland i7, i4, 32-10, 3 |
| 1821 | 913 | // result in I6 |
| 1822 | | UML_CALLH(block, *arm->impstate->detect_fault); // callh detect_fault |
| 1823 | | UML_CMP(block, I6, FAULT_NONE); // cmp i6, FAULT_NONE |
| 1824 | | UML_JMPc(block, COND_NE, handlefault = label++); // jmpne handlefault |
| 914 | UML_CALLH(block, *m_impstate.detect_fault); // callh detect_fault |
| 915 | UML_CMP(block, uml::I6, FAULT_NONE); // cmp i6, FAULT_NONE |
| 916 | UML_JMPc(block, uml::COND_NE, handlefault = label++); // jmpne handlefault |
| 1825 | 917 | |
| 1826 | 918 | // no fault, return translated address |
| 1827 | | UML_AND(block, I0, I3, ~COPRO_TLB_SECTION_PAGE_MASK); // and i0, i3, ~COPRO_TLB_SECTION_PAGE_MASK |
| 1828 | | UML_ROLINS(block, I0, I4, 0, COPRO_TLB_SECTION_PAGE_MASK); // rolins i0, i4, COPRO_TLB_SECTION_PAGE_MASK |
| 1829 | | UML_MOV(block, I2, 1); // mov i2, 1 |
| 919 | UML_AND(block, uml::I0, uml::I3, ~COPRO_TLB_SECTION_PAGE_MASK); // and i0, i3, ~COPRO_TLB_SECTION_PAGE_MASK |
| 920 | UML_ROLINS(block, uml::I0, uml::I4, 0, COPRO_TLB_SECTION_PAGE_MASK); // rolins i0, i4, COPRO_TLB_SECTION_PAGE_MASK |
| 921 | UML_MOV(block, uml::I2, 1); // mov i2, 1 |
| 1830 | 922 | UML_RET(block); // ret |
| 1831 | 923 | |
| 1832 | 924 | UML_LABEL(block, handlefault); // handlefault: |
| 1833 | | UML_TEST(block, I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 1834 | | UML_JMPc(block, COND_Z, prefetch = label++); // jmpz prefetch |
| 1835 | | UML_MOV(block, mem(&COPRO_FAULT_ADDRESS), I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 1836 | | UML_MOV(block, mem(&arm->pendingAbtD), 1); // mov arm->pendingAbtD, 1 |
| 1837 | | UML_ROLAND(block, I5, I4, 31, 0xf0); // roland i5, i4, 31, 0xf0 |
| 1838 | | UML_CMP(block, I6, FAULT_DOMAIN); // cmp i6, FAULT_DOMAIN |
| 1839 | | UML_MOVc(block, COND_E, I6, 9 << 0); // move i6, 9 << 0 |
| 1840 | | UML_MOVc(block, COND_NE, I6, 13 << 0); // movne i6, 13 << 0 |
| 1841 | | UML_OR(block, mem(&COPRO_FAULT_STATUS_D), I5, I6); // or COPRO_FAULT_STATUS_D, i5, i6 |
| 1842 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 925 | UML_TEST(block, uml::I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 926 | UML_JMPc(block, uml::COND_Z, prefetch = label++); // jmpz prefetch |
| 927 | UML_MOV(block, uml::mem(&COPRO_FAULT_ADDRESS), uml::I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 928 | UML_MOV(block, uml::mem(&m_pendingAbtD), 1); // mov m_pendingAbtD, 1 |
| 929 | UML_ROLAND(block, uml::I5, uml::I4, 31, 0xf0); // roland i5, i4, 31, 0xf0 |
| 930 | UML_CMP(block, uml::I6, FAULT_DOMAIN); // cmp i6, FAULT_DOMAIN |
| 931 | UML_MOVc(block, uml::COND_E, uml::I6, 9 << 0); // move i6, 9 << 0 |
| 932 | UML_MOVc(block, uml::COND_NE, uml::I6, 13 << 0); // movne i6, 13 << 0 |
| 933 | UML_OR(block, uml::mem(&COPRO_FAULT_STATUS_D), uml::I5, uml::I6); // or COPRO_FAULT_STATUS_D, i5, i6 |
| 934 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1843 | 935 | UML_RET(block); // ret |
| 1844 | 936 | |
| 1845 | 937 | UML_LABEL(block, prefetch); // prefetch: |
| 1846 | | UML_MOV(block, mem(&arm->pendingAbtP), 1); // mov arm->pendingAbtP, 1 |
| 1847 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 938 | UML_MOV(block, uml::mem(&m_pendingAbtP), 1); // mov m_pendingAbtP, 1 |
| 939 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1848 | 940 | UML_RET(block); // ret |
| 1849 | 941 | |
| 1850 | 942 | UML_LABEL(block, nosection); // nosection: |
| 1851 | | UML_CMP(block, I7, COPRO_TLB_FINE_TABLE); // cmp i7, COPRO_TLB_FINE_TABLE |
| 1852 | | UML_JMPc(block, COND_NE, nofine); // jmpne nofine |
| 943 | UML_CMP(block, uml::I7, COPRO_TLB_FINE_TABLE); // cmp i7, COPRO_TLB_FINE_TABLE |
| 944 | UML_JMPc(block, uml::COND_NE, nofine); // jmpne nofine |
| 1853 | 945 | |
| 1854 | 946 | // Not yet implemented |
| 1855 | | UML_MOV(block, I2, 1); // mov i2, 1 |
| 947 | UML_MOV(block, uml::I2, 1); // mov i2, 1 |
| 1856 | 948 | UML_RET(block); // ret |
| 1857 | 949 | |
| 1858 | 950 | UML_LABEL(block, nofine); // nofine: |
| 1859 | 951 | |
| 1860 | 952 | // I7: desc_lvl2 |
| 1861 | | UML_AND(block, I6, I7, 3); // and i6, i7, 3 |
| 1862 | | UML_CMP(block, I6, COPRO_TLB_UNMAPPED); // cmp i6, COPRO_TLB_UNMAPPED |
| 1863 | | UML_JMPc(block, COND_NE, nounmapped2 = label++); // jmpne nounmapped2 |
| 953 | UML_AND(block, uml::I6, uml::I7, 3); // and i6, i7, 3 |
| 954 | UML_CMP(block, uml::I6, COPRO_TLB_UNMAPPED); // cmp i6, COPRO_TLB_UNMAPPED |
| 955 | UML_JMPc(block, uml::COND_NE, nounmapped2 = label++); // jmpne nounmapped2 |
| 1864 | 956 | |
| 1865 | | UML_TEST(block, I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 1866 | | UML_JMPc(block, COND_Z, prefetch2 = label++); // jmpz prefetch2 |
| 1867 | | UML_MOV(block, mem(&COPRO_FAULT_ADDRESS), I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 1868 | | UML_MOV(block, mem(&arm->pendingAbtD), 1); // mov arm->pendingAbtD, 1 |
| 1869 | | UML_ROLAND(block, I5, I4, 31, 0xf0); // roland i5, i4, 31, 0xf0 |
| 1870 | | UML_OR(block, I5, I5, 7 << 0); // or i5, i5, 7 << 0 |
| 1871 | | UML_OR(block, mem(&COPRO_FAULT_STATUS_D), I5, I6); // or COPRO_FAULT_STATUS_D, i5, i6 |
| 1872 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 957 | UML_TEST(block, uml::I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 958 | UML_JMPc(block, uml::COND_Z, prefetch2 = label++); // jmpz prefetch2 |
| 959 | UML_MOV(block, uml::mem(&COPRO_FAULT_ADDRESS), uml::I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 960 | UML_MOV(block, uml::mem(&m_pendingAbtD), 1); // mov m_pendingAbtD, 1 |
| 961 | UML_ROLAND(block, uml::I5, uml::I4, 31, 0xf0); // roland i5, i4, 31, 0xf0 |
| 962 | UML_OR(block, uml::I5, uml::I5, 7 << 0); // or i5, i5, 7 << 0 |
| 963 | UML_OR(block, uml::mem(&COPRO_FAULT_STATUS_D), uml::I5, uml::I6); // or COPRO_FAULT_STATUS_D, i5, i6 |
| 964 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1873 | 965 | UML_RET(block); // ret |
| 1874 | 966 | |
| 1875 | 967 | UML_LABEL(block, prefetch2); // prefetch2: |
| 1876 | | UML_MOV(block, mem(&arm->pendingAbtP), 1); // mov arm->pendingAbtP, 1 |
| 1877 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 968 | UML_MOV(block, uml::mem(&m_pendingAbtP), 1); // mov m_pendingAbtP, 1 |
| 969 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1878 | 970 | UML_RET(block); // ret |
| 1879 | 971 | |
| 1880 | 972 | UML_LABEL(block, nounmapped2); // nounmapped2: |
| 1881 | | UML_CMP(block, I6, COPRO_TLB_LARGE_PAGE); // cmp i6, COPRO_TLB_LARGE_PAGE |
| 1882 | | UML_JMPc(block, COND_NE, nolargepage = label++); // jmpne nolargepage |
| 973 | UML_CMP(block, uml::I6, COPRO_TLB_LARGE_PAGE); // cmp i6, COPRO_TLB_LARGE_PAGE |
| 974 | UML_JMPc(block, uml::COND_NE, nolargepage = label++); // jmpne nolargepage |
| 1883 | 975 | |
| 1884 | | UML_AND(block, I0, I3, ~COPRO_TLB_LARGE_PAGE_MASK); // and i0, i3, ~COPRO_TLB_LARGE_PAGE_MASK |
| 1885 | | UML_ROLINS(block, I0, I7, 0, COPRO_TLB_LARGE_PAGE_MASK); // rolins i0, i7, 0, COPRO_TLB_LARGE_PAGE_MASK |
| 1886 | | UML_MOV(block, I2, 1); // mov i2, 1 |
| 976 | UML_AND(block, uml::I0, uml::I3, ~COPRO_TLB_LARGE_PAGE_MASK); // and i0, i3, ~COPRO_TLB_LARGE_PAGE_MASK |
| 977 | UML_ROLINS(block, uml::I0, uml::I7, 0, COPRO_TLB_LARGE_PAGE_MASK); // rolins i0, i7, 0, COPRO_TLB_LARGE_PAGE_MASK |
| 978 | UML_MOV(block, uml::I2, 1); // mov i2, 1 |
| 1887 | 979 | UML_RET(block); // ret |
| 1888 | 980 | |
| 1889 | 981 | UML_LABEL(block, nolargepage); // nolargepage: |
| 1890 | | UML_CMP(block, I6, COPRO_TLB_SMALL_PAGE); // cmp i6, COPRO_TLB_SMALL_PAGE |
| 1891 | | UML_JMPc(block, COND_NE, nosmallpage = label++); // jmpne nosmallpage |
| 982 | UML_CMP(block, uml::I6, COPRO_TLB_SMALL_PAGE); // cmp i6, COPRO_TLB_SMALL_PAGE |
| 983 | UML_JMPc(block, uml::COND_NE, nosmallpage = label++); // jmpne nosmallpage |
| 1892 | 984 | |
| 1893 | | UML_ROLAND(block, I5, I3, 32-9, 3<<1); // roland i5, i3, 32-9, 3<<1 |
| 1894 | | UML_ROLAND(block, I6, I7, 32-4, 0xff); // roland i6, i7, 32-4, 0xff |
| 1895 | | UML_SHR(block, I5, I7, I5); // shr i5, i7, i5 |
| 1896 | | UML_AND(block, I5, I5, 3); // and i5, i5, 3 |
| 985 | UML_ROLAND(block, uml::I5, uml::I3, 32-9, 3<<1); // roland i5, i3, 32-9, 3<<1 |
| 986 | UML_ROLAND(block, uml::I6, uml::I7, 32-4, 0xff); // roland i6, i7, 32-4, 0xff |
| 987 | UML_SHR(block, uml::I5, uml::I7, uml::I5); // shr i5, i7, i5 |
| 988 | UML_AND(block, uml::I5, uml::I5, 3); // and i5, i5, 3 |
| 1897 | 989 | // result in I6 |
| 1898 | | UML_CALLH(block, *arm->impstate->detect_fault); // callh detect_fault |
| 990 | UML_CALLH(block, *m_impstate.detect_fault); // callh detect_fault |
| 1899 | 991 | |
| 1900 | | UML_CMP(block, I6, FAULT_NONE); // cmp i6, FAULT_NONE |
| 1901 | | UML_JMPc(block, COND_NE, smallfault = label++); // jmpne smallfault |
| 1902 | | UML_AND(block, I0, I7, COPRO_TLB_SMALL_PAGE_MASK); // and i0, i7, COPRO_TLB_SMALL_PAGE_MASK |
| 1903 | | UML_ROLINS(block, I0, I3, 0, ~COPRO_TLB_SMALL_PAGE_MASK); // rolins i0, i3, 0, ~COPRO_TLB_SMALL_PAGE_MASK |
| 1904 | | UML_MOV(block, I2, 1); // mov i2, 1 |
| 992 | UML_CMP(block, uml::I6, FAULT_NONE); // cmp i6, FAULT_NONE |
| 993 | UML_JMPc(block, uml::COND_NE, smallfault = label++); // jmpne smallfault |
| 994 | UML_AND(block, uml::I0, uml::I7, COPRO_TLB_SMALL_PAGE_MASK); // and i0, i7, COPRO_TLB_SMALL_PAGE_MASK |
| 995 | UML_ROLINS(block, uml::I0, uml::I3, 0, ~COPRO_TLB_SMALL_PAGE_MASK); // rolins i0, i3, 0, ~COPRO_TLB_SMALL_PAGE_MASK |
| 996 | UML_MOV(block, uml::I2, 1); // mov i2, 1 |
| 1905 | 997 | UML_RET(block); // ret |
| 1906 | 998 | |
| 1907 | 999 | UML_LABEL(block, smallfault); // smallfault: |
| 1908 | | UML_TEST(block, I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 1909 | | UML_JMPc(block, COND_NZ, smallprefetch = label++); // jmpnz smallprefetch |
| 1910 | | UML_MOV(block, mem(&COPRO_FAULT_ADDRESS), I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 1911 | | UML_MOV(block, mem(&arm->pendingAbtD), 1); // mov pendingAbtD, 1 |
| 1912 | | UML_CMP(block, I6, FAULT_DOMAIN); // cmp i6, FAULT_DOMAIN |
| 1913 | | UML_MOVc(block, COND_E, I5, 11 << 0); // move i5, 11 << 0 |
| 1914 | | UML_MOVc(block, COND_NE, I5, 15 << 0); // movne i5, 15 << 0 |
| 1915 | | UML_ROLINS(block, I5, I4, 31, 0xf0); // rolins i5, i4, 31, 0xf0 |
| 1916 | | UML_MOV(block, mem(&COPRO_FAULT_STATUS_D), I5); // mov COPRO_FAULT_STATUS_D, i5 |
| 1917 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 1000 | UML_TEST(block, uml::I2, ARM7_TLB_ABORT_D); // test i2, ARM7_TLB_ABORT_D |
| 1001 | UML_JMPc(block, uml::COND_NZ, smallprefetch = label++); // jmpnz smallprefetch |
| 1002 | UML_MOV(block, uml::mem(&COPRO_FAULT_ADDRESS), uml::I3); // mov COPRO_FAULT_ADDRESS, i3 |
| 1003 | UML_MOV(block, uml::mem(&m_pendingAbtD), 1); // mov pendingAbtD, 1 |
| 1004 | UML_CMP(block, uml::I6, FAULT_DOMAIN); // cmp i6, FAULT_DOMAIN |
| 1005 | UML_MOVc(block, uml::COND_E, uml::I5, 11 << 0); // move i5, 11 << 0 |
| 1006 | UML_MOVc(block, uml::COND_NE, uml::I5, 15 << 0); // movne i5, 15 << 0 |
| 1007 | UML_ROLINS(block, uml::I5, uml::I4, 31, 0xf0); // rolins i5, i4, 31, 0xf0 |
| 1008 | UML_MOV(block, uml::mem(&COPRO_FAULT_STATUS_D), uml::I5); // mov COPRO_FAULT_STATUS_D, i5 |
| 1009 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1918 | 1010 | UML_RET(block); // ret |
| 1919 | 1011 | |
| 1920 | 1012 | UML_LABEL(block, smallprefetch); // smallprefetch: |
| 1921 | | UML_MOV(block, mem(&arm->pendingAbtP), 1); // mov pendingAbtP, 1 |
| 1922 | | UML_MOV(block, I2, 0); // mov i2, 0 |
| 1013 | UML_MOV(block, uml::mem(&m_pendingAbtP), 1); // mov pendingAbtP, 1 |
| 1014 | UML_MOV(block, uml::I2, 0); // mov i2, 0 |
| 1923 | 1015 | UML_RET(block); // ret |
| 1924 | 1016 | |
| 1925 | 1017 | UML_LABEL(block, nosmallpage); // nosmallpage: |
| 1926 | | UML_CMP(block, I6, COPRO_TLB_TINY_PAGE); // cmp i6, COPRO_TLB_TINY_PAGE |
| 1927 | | UML_JMPc(block, COND_NE, notinypage = label++); // jmpne notinypage |
| 1018 | UML_CMP(block, uml::I6, COPRO_TLB_TINY_PAGE); // cmp i6, COPRO_TLB_TINY_PAGE |
| 1019 | UML_JMPc(block, uml::COND_NE, notinypage = label++); // jmpne notinypage |
| 1928 | 1020 | |
| 1929 | | UML_AND(block, I0, I3, ~COPRO_TLB_TINY_PAGE_MASK); // and i0, i3, ~COPRO_TLB_TINY_PAGE_MASK |
| 1930 | | UML_ROLINS(block, I0, I7, 0, COPRO_TLB_TINY_PAGE_MASK); // rolins i0, i7, 0, COPRO_TLB_TINY_PAGE_MASK |
| 1931 | | UML_MOV(block, I2, 1); // mov i2, 1 |
| 1021 | UML_AND(block, uml::I0, uml::I3, ~COPRO_TLB_TINY_PAGE_MASK); // and i0, i3, ~COPRO_TLB_TINY_PAGE_MASK |
| 1022 | UML_ROLINS(block, uml::I0, uml::I7, 0, COPRO_TLB_TINY_PAGE_MASK); // rolins i0, i7, 0, COPRO_TLB_TINY_PAGE_MASK |
| 1023 | UML_MOV(block, uml::I2, 1); // mov i2, 1 |
| 1932 | 1024 | UML_RET(block); // ret |
| 1933 | 1025 | |
| 1934 | 1026 | UML_LABEL(block, notinypage); // notinypage: |
| 1935 | | UML_MOV(block, I0, I3); // mov i0, i3 |
| 1027 | UML_MOV(block, uml::I0, uml::I3); // mov i0, i3 |
| 1936 | 1028 | UML_RET(block); // ret |
| 1937 | 1029 | |
| 1938 | 1030 | block->end(); |
| r24074 | r24075 | |
| 1942 | 1034 | static_generate_memory_accessor |
| 1943 | 1035 | ------------------------------------------------------------------*/ |
| 1944 | 1036 | |
| 1945 | | static void static_generate_memory_accessor(arm_state *arm, int size, bool istlb, bool iswrite, const char *name, code_handle **handleptr) |
| 1037 | void arm7_cpu_device::static_generate_memory_accessor(int size, bool istlb, bool iswrite, const char *name, uml::code_handle **handleptr) |
| 1946 | 1038 | { |
| 1947 | 1039 | /* on entry, address is in I0; data for writes is in I1, fetch type in I2 */ |
| 1948 | 1040 | /* on exit, read result is in I0 */ |
| 1949 | 1041 | /* routine trashes I0-I3 */ |
| 1950 | | drcuml_state *drcuml = arm->impstate->drcuml; |
| 1042 | drcuml_state *drcuml = m_impstate.drcuml; |
| 1951 | 1043 | drcuml_block *block; |
| 1952 | | int tlbmiss = 0; |
| 1044 | //int tlbmiss = 0; |
| 1953 | 1045 | int label = 1; |
| 1954 | 1046 | |
| 1955 | 1047 | /* begin generating */ |
| r24074 | r24075 | |
| 1961 | 1053 | |
| 1962 | 1054 | if (istlb) |
| 1963 | 1055 | { |
| 1964 | | UML_TEST(block, mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN); // test COPRO_CTRL, COPRO_CTRL_MMU_EN |
| 1056 | UML_TEST(block, uml::mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN); // test COPRO_CTRL, COPRO_CTRL_MMU_EN |
| 1965 | 1057 | if (iswrite) |
| 1966 | 1058 | { |
| 1967 | | UML_MOVc(block, COND_NZ, I3, ARM7_TLB_WRITE); // movnz i3, ARM7_TLB_WRITE |
| 1059 | UML_MOVc(block, uml::COND_NZ, uml::I3, ARM7_TLB_WRITE); // movnz i3, ARM7_TLB_WRITE |
| 1968 | 1060 | } |
| 1969 | 1061 | else |
| 1970 | 1062 | { |
| 1971 | | UML_MOVc(block, COND_NZ, I3, ARM7_TLB_READ); // movnz i3, ARM7_TLB_READ |
| 1063 | UML_MOVc(block, uml::COND_NZ, uml::I3, ARM7_TLB_READ); // movnz i3, ARM7_TLB_READ |
| 1972 | 1064 | } |
| 1973 | | UML_OR(block, I2, I2, I3); // or i2, i2, i3 |
| 1974 | | UML_CALLHc(block, COND_NZ, *arm->impstate->tlb_translate); // callhnz tlb_translate |
| 1065 | UML_OR(block, uml::I2, uml::I2, uml::I3); // or i2, i2, i3 |
| 1066 | UML_CALLHc(block, uml::COND_NZ, *m_impstate.tlb_translate); // callhnz tlb_translate |
| 1975 | 1067 | } |
| 1976 | 1068 | |
| 1977 | 1069 | /* general case: assume paging and perform a translation */ |
| 1978 | | if ((arm->device->machine().debug_flags & DEBUG_FLAG_ENABLED) == 0) |
| 1070 | if ((machine().debug_flags & DEBUG_FLAG_ENABLED) == 0) |
| 1979 | 1071 | { |
| 1980 | 1072 | for (int ramnum = 0; ramnum < ARM7_MAX_FASTRAM; ramnum++) |
| 1981 | 1073 | { |
| 1982 | | if (arm->impstate->fastram[ramnum].base != NULL && (!iswrite || !arm->impstate->fastram[ramnum].readonly)) |
| 1074 | if (m_impstate.fastram[ramnum].base != NULL && (!iswrite || !m_impstate.fastram[ramnum].readonly)) |
| 1983 | 1075 | { |
| 1984 | | void *fastbase = (UINT8 *)arm->impstate->fastram[ramnum].base - arm->impstate->fastram[ramnum].start; |
| 1076 | void *fastbase = (UINT8 *)m_impstate.fastram[ramnum].base - m_impstate.fastram[ramnum].start; |
| 1985 | 1077 | UINT32 skip = label++; |
| 1986 | | if (arm->impstate->fastram[ramnum].end != 0xffffffff) |
| 1078 | if (m_impstate.fastram[ramnum].end != 0xffffffff) |
| 1987 | 1079 | { |
| 1988 | | UML_CMP(block, I0, arm->impstate->fastram[ramnum].end); // cmp i0, end |
| 1989 | | UML_JMPc(block, COND_A, skip); // ja skip |
| 1080 | UML_CMP(block, uml::I0, m_impstate.fastram[ramnum].end); // cmp i0, end |
| 1081 | UML_JMPc(block, uml::COND_A, skip); // ja skip |
| 1990 | 1082 | } |
| 1991 | | if (arm->impstate->fastram[ramnum].start != 0x00000000) |
| 1083 | if (m_impstate.fastram[ramnum].start != 0x00000000) |
| 1992 | 1084 | { |
| 1993 | | UML_CMP(block, I0, arm->impstate->fastram[ramnum].start); // cmp i0, fastram_start |
| 1994 | | UML_JMPc(block, COND_B, skip); // jb skip |
| 1085 | UML_CMP(block, uml::I0, m_impstate.fastram[ramnum].start); // cmp i0, fastram_start |
| 1086 | UML_JMPc(block, uml::COND_B, skip); // jb skip |
| 1995 | 1087 | } |
| 1996 | 1088 | |
| 1997 | 1089 | if (!iswrite) |
| 1998 | 1090 | { |
| 1999 | 1091 | if (size == 1) |
| 2000 | 1092 | { |
| 2001 | | UML_XOR(block, I0, I0, (arm->endianess == ENDIANNESS_BIG) ? BYTE4_XOR_BE(0) : BYTE4_XOR_LE(0)); |
| 1093 | UML_XOR(block, uml::I0, uml::I0, (m_endian == ENDIANNESS_BIG) ? BYTE4_XOR_BE(0) : BYTE4_XOR_LE(0)); |
| 2002 | 1094 | // xor i0, i0, bytexor |
| 2003 | | UML_LOAD(block, I0, fastbase, I0, SIZE_BYTE, SCALE_x1); // load i0, fastbase, i0, byte |
| 1095 | UML_LOAD(block, uml::I0, fastbase, uml::I0, uml::SIZE_BYTE, uml::SCALE_x1); // load i0, fastbase, i0, byte |
| 2004 | 1096 | } |
| 2005 | 1097 | else if (size == 2) |
| 2006 | 1098 | { |
| 2007 | | UML_XOR(block, I0, I0, (arm->endianess == ENDIANNESS_BIG) ? WORD_XOR_BE(0) : WORD_XOR_LE(0)); |
| 1099 | UML_XOR(block, uml::I0, uml::I0, (m_endian == ENDIANNESS_BIG) ? WORD_XOR_BE(0) : WORD_XOR_LE(0)); |
| 2008 | 1100 | // xor i0, i0, wordxor |
| 2009 | | UML_LOAD(block, I0, fastbase, I0, SIZE_WORD, SCALE_x1); // load i0, fastbase, i0, word_x1 |
| 1101 | UML_LOAD(block, uml::I0, fastbase, uml::I0, uml::SIZE_WORD, uml::SCALE_x1); // load i0, fastbase, i0, word_x1 |
| 2010 | 1102 | } |
| 2011 | 1103 | else if (size == 4) |
| 2012 | 1104 | { |
| 2013 | | UML_LOAD(block, I0, fastbase, I0, SIZE_DWORD, SCALE_x1); // load i0, fastbase, i0, dword_x1 |
| 1105 | UML_LOAD(block, uml::I0, fastbase, uml::I0, uml::SIZE_DWORD, uml::SCALE_x1); // load i0, fastbase, i0, dword_x1 |
| 2014 | 1106 | } |
| 2015 | 1107 | UML_RET(block); // ret |
| 2016 | 1108 | } |
| r24074 | r24075 | |
| 2018 | 1110 | { |
| 2019 | 1111 | if (size == 1) |
| 2020 | 1112 | { |
| 2021 | | UML_XOR(block, I0, I0, (arm->endianess == ENDIANNESS_BIG) ? BYTE4_XOR_BE(0) : BYTE4_XOR_LE(0)); |
| 1113 | UML_XOR(block, uml::I0, uml::I0, (m_endian == ENDIANNESS_BIG) ? BYTE4_XOR_BE(0) : BYTE4_XOR_LE(0)); |
| 2022 | 1114 | // xor i0, i0, bytexor |
| 2023 | | UML_STORE(block, fastbase, I0, I1, SIZE_BYTE, SCALE_x1); // store fastbase, i0, i1, byte |
| 1115 | UML_STORE(block, fastbase, uml::I0, uml::I1, uml::SIZE_BYTE, uml::SCALE_x1); // store fastbase, i0, i1, byte |
| 2024 | 1116 | } |
| 2025 | 1117 | else if (size == 2) |
| 2026 | 1118 | { |
| 2027 | | UML_XOR(block, I0, I0, arm->bigendian ? WORD_XOR_BE(0) : WORD_XOR_LE(0)); |
| 1119 | UML_XOR(block, uml::I0, uml::I0, (m_endian == ENDIANNESS_BIG) ? WORD_XOR_BE(0) : WORD_XOR_LE(0)); |
| 2028 | 1120 | // xor i0, i0, wordxor |
| 2029 | | UML_STORE(block, fastbase, I0, I1, SIZE_WORD, SCALE_x1); // store fastbase, i0, i1, word_x1 |
| 1121 | UML_STORE(block, fastbase, uml::I0, uml::I1, uml::SIZE_WORD, uml::SCALE_x1); // store fastbase, i0, i1, word_x1 |
| 2030 | 1122 | } |
| 2031 | 1123 | else if (size == 4) |
| 2032 | 1124 | { |
| 2033 | | UML_STORE(block, fastbase, I0, I1, SIZE_DWORD, SCALE_x1); // store fastbase,i0,i1,dword_x1 |
| 1125 | UML_STORE(block, fastbase, uml::I0, uml::I1, uml::SIZE_DWORD, uml::SCALE_x1); // store fastbase,i0,i1,dword_x1 |
| 2034 | 1126 | } |
| 2035 | 1127 | UML_RET(block); // ret |
| 2036 | 1128 | } |
| r24074 | r24075 | |
| 2045 | 1137 | case 1: |
| 2046 | 1138 | if (iswrite) |
| 2047 | 1139 | { |
| 2048 | | UML_WRITE(block, I0, I1, SIZE_BYTE, SPACE_PROGRAM); // write i0, i1, program_byte |
| 1140 | UML_WRITE(block, uml::I0, uml::I1, uml::SIZE_BYTE, uml::SPACE_PROGRAM); // write i0, i1, program_byte |
| 2049 | 1141 | } |
| 2050 | 1142 | else |
| 2051 | 1143 | { |
| 2052 | | UML_READ(block, I0, I0, SIZE_BYTE, SPACE_PROGRAM); // read i0, i0, program_byte |
| 1144 | UML_READ(block, uml::I0, uml::I0, uml::SIZE_BYTE, uml::SPACE_PROGRAM); // read i0, i0, program_byte |
| 2053 | 1145 | } |
| 2054 | 1146 | break; |
| 2055 | 1147 | |
| 2056 | 1148 | case 2: |
| 2057 | 1149 | if (iswrite) |
| 2058 | 1150 | { |
| 2059 | | UML_WRITE(block, I0, I1, SIZE_WORD, SPACE_PROGRAM); // write i0,i1,program_word |
| 1151 | UML_WRITE(block, uml::I0, uml::I1, uml::SIZE_WORD, uml::SPACE_PROGRAM); // write i0,i1,program_word |
| 2060 | 1152 | } |
| 2061 | 1153 | else |
| 2062 | 1154 | { |
| 2063 | | UML_READ(block, I0, I0, SIZE_WORD, SPACE_PROGRAM); // read i0,i0,program_word |
| 1155 | UML_READ(block, uml::I0, uml::I0, uml::SIZE_WORD, uml::SPACE_PROGRAM); // read i0,i0,program_word |
| 2064 | 1156 | } |
| 2065 | 1157 | break; |
| 2066 | 1158 | |
| 2067 | 1159 | case 4: |
| 2068 | 1160 | if (iswrite) |
| 2069 | 1161 | { |
| 2070 | | UML_WRITE(block, I0, I1, SIZE_DWORD, SPACE_PROGRAM); // write i0,i1,program_dword |
| 1162 | UML_WRITE(block, uml::I0, uml::I1, uml::SIZE_DWORD, uml::SPACE_PROGRAM); // write i0,i1,program_dword |
| 2071 | 1163 | } |
| 2072 | 1164 | else |
| 2073 | 1165 | { |
| 2074 | | UML_READ(block, I0, I0, SIZE_DWORD, SPACE_PROGRAM); // read i0,i0,program_dword |
| 1166 | UML_READ(block, uml::I0, uml::I0, uml::SIZE_DWORD, uml::SPACE_PROGRAM); // read i0,i0,program_dword |
| 2075 | 1167 | } |
| 2076 | 1168 | break; |
| 2077 | 1169 | } |
| r24074 | r24075 | |
| 2090 | 1182 | an exception if out |
| 2091 | 1183 | -------------------------------------------------*/ |
| 2092 | 1184 | |
| 2093 | | static void generate_update_cycles(arm_state *arm, drcuml_block *block, compiler_state *compiler, parameter param) |
| 1185 | void arm7_cpu_device::generate_update_cycles(drcuml_block *block, compiler_state *compiler, uml::parameter param) |
| 2094 | 1186 | { |
| 2095 | 1187 | /* check full interrupts if pending */ |
| 2096 | 1188 | if (compiler->checkints) |
| 2097 | 1189 | { |
| 2098 | | code_label skip; |
| 1190 | uml::code_label skip; |
| 2099 | 1191 | |
| 2100 | 1192 | compiler->checkints = FALSE; |
| 2101 | | UML_CALLH(block, *arm->impstate->check_irq); |
| 1193 | UML_CALLH(block, *m_impstate.check_irq); |
| 2102 | 1194 | } |
| 2103 | 1195 | |
| 2104 | 1196 | /* account for cycles */ |
| 2105 | 1197 | if (compiler->cycles > 0) |
| 2106 | 1198 | { |
| 2107 | | UML_SUB(block, mem(&arm->icount), mem(&arm->icount), MAPVAR_CYCLES); // sub icount,icount,cycles |
| 1199 | UML_SUB(block, uml::mem(&m_icount), uml::mem(&m_icount), MAPVAR_CYCLES); // sub icount,icount,cycles |
| 2108 | 1200 | UML_MAPVAR(block, MAPVAR_CYCLES, 0); // mapvar cycles,0 |
| 2109 | | UML_EXHc(block, COND_S, *arm->impstate->out_of_cycles, param); // exh out_of_cycles,nextpc |
| 1201 | UML_EXHc(block, uml::COND_S, *m_impstate.out_of_cycles, param); // exh out_of_cycles,nextpc |
| 2110 | 1202 | } |
| 2111 | 1203 | compiler->cycles = 0; |
| 2112 | 1204 | } |
| r24074 | r24075 | |
| 2117 | 1209 | validate a sequence of opcodes |
| 2118 | 1210 | -------------------------------------------------*/ |
| 2119 | 1211 | |
| 2120 | | static void generate_checksum_block(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *seqhead, const opcode_desc *seqlast) |
| 1212 | void arm7_cpu_device::generate_checksum_block(drcuml_block *block, compiler_state *compiler, const opcode_desc *seqhead, const opcode_desc *seqlast) |
| 2121 | 1213 | { |
| 2122 | 1214 | const opcode_desc *curdesc; |
| 2123 | 1215 | if (LOG_UML) |
| r24074 | r24075 | |
| 2126 | 1218 | } |
| 2127 | 1219 | |
| 2128 | 1220 | /* loose verify or single instruction: just compare and fail */ |
| 2129 | | if (!(arm->impstate->drcoptions & ARM7DRC_STRICT_VERIFY) || seqhead->next() == NULL) |
| 1221 | if (!(m_impstate.drcoptions & ARM7DRC_STRICT_VERIFY) || seqhead->next() == NULL) |
| 2130 | 1222 | { |
| 2131 | 1223 | if (!(seqhead->flags & OPFLAG_VIRTUAL_NOOP)) |
| 2132 | 1224 | { |
| 2133 | 1225 | UINT32 sum = seqhead->opptr.l[0]; |
| 2134 | | void *base = arm->direct->read_decrypted_ptr(seqhead->physpc); |
| 2135 | | UML_LOAD(block, I0, base, 0, SIZE_DWORD, SCALE_x4); // load i0,base,0,dword |
| 1226 | void *base = m_direct->read_decrypted_ptr(seqhead->physpc); |
| 1227 | UML_LOAD(block, uml::I0, base, 0, uml::SIZE_DWORD, uml::SCALE_x4); // load i0,base,0,dword |
| 2136 | 1228 | |
| 2137 | 1229 | if (seqhead->delay.first() != NULL && seqhead->physpc != seqhead->delay.first()->physpc) |
| 2138 | 1230 | { |
| 2139 | | base = arm->direct->read_decrypted_ptr(seqhead->delay.first()->physpc); |
| 2140 | | UML_LOAD(block, I1, base, 0, SIZE_DWORD, SCALE_x4); // load i1,base,dword |
| 2141 | | UML_ADD(block, I0, I0, I1); // add i0,i0,i1 |
| 1231 | base = m_direct->read_decrypted_ptr(seqhead->delay.first()->physpc); |
| 1232 | UML_LOAD(block, uml::I1, base, 0, uml::SIZE_DWORD, uml::SCALE_x4); // load i1,base,dword |
| 1233 | UML_ADD(block, uml::I0, uml::I0, uml::I1); // add i0,i0,i1 |
| 2142 | 1234 | |
| 2143 | 1235 | sum += seqhead->delay.first()->opptr.l[0]; |
| 2144 | 1236 | } |
| 2145 | 1237 | |
| 2146 | | UML_CMP(block, I0, sum); // cmp i0,opptr[0] |
| 2147 | | UML_EXHc(block, COND_NE, *arm->impstate->nocode, epc(seqhead)); // exne nocode,seqhead->pc |
| 1238 | UML_CMP(block, uml::I0, sum); // cmp i0,opptr[0] |
| 1239 | UML_EXHc(block, uml::COND_NE, *m_impstate.nocode, epc(seqhead)); // exne nocode,seqhead->pc |
| 2148 | 1240 | } |
| 2149 | 1241 | } |
| 2150 | 1242 | |
| r24074 | r24075 | |
| 2152 | 1244 | else |
| 2153 | 1245 | { |
| 2154 | 1246 | UINT32 sum = 0; |
| 2155 | | void *base = arm->direct->read_decrypted_ptr(seqhead->physpc); |
| 2156 | | UML_LOAD(block, I0, base, 0, SIZE_DWORD, SCALE_x4); // load i0,base,0,dword |
| 1247 | void *base = m_direct->read_decrypted_ptr(seqhead->physpc); |
| 1248 | UML_LOAD(block, uml::I0, base, 0, uml::SIZE_DWORD, uml::SCALE_x4); // load i0,base,0,dword |
| 2157 | 1249 | sum += seqhead->opptr.l[0]; |
| 2158 | 1250 | for (curdesc = seqhead->next(); curdesc != seqlast->next(); curdesc = curdesc->next()) |
| 2159 | 1251 | if (!(curdesc->flags & OPFLAG_VIRTUAL_NOOP)) |
| 2160 | 1252 | { |
| 2161 | | base = arm->direct->read_decrypted_ptr(curdesc->physpc); |
| 2162 | | UML_LOAD(block, I1, base, 0, SIZE_DWORD, SCALE_x4); // load i1,base,dword |
| 2163 | | UML_ADD(block, I0, I0, I1); // add i0,i0,i1 |
| 1253 | base = m_direct->read_decrypted_ptr(curdesc->physpc); |
| 1254 | UML_LOAD(block, uml::I1, base, 0, uml::SIZE_DWORD, uml::SCALE_x4); // load i1,base,dword |
| 1255 | UML_ADD(block, uml::I0, uml::I0, uml::I1); // add i0,i0,i1 |
| 2164 | 1256 | sum += curdesc->opptr.l[0]; |
| 2165 | 1257 | |
| 2166 | 1258 | if (curdesc->delay.first() != NULL && (curdesc == seqlast || (curdesc->next() != NULL && curdesc->next()->physpc != curdesc->delay.first()->physpc))) |
| 2167 | 1259 | { |
| 2168 | | base = arm->direct->read_decrypted_ptr(curdesc->delay.first()->physpc); |
| 2169 | | UML_LOAD(block, I1, base, 0, SIZE_DWORD, SCALE_x4); // load i1,base,dword |
| 2170 | | UML_ADD(block, I0, I0, I1); // add i0,i0,i1 |
| 1260 | base = m_direct->read_decrypted_ptr(curdesc->delay.first()->physpc); |
| 1261 | UML_LOAD(block, uml::I1, base, 0, uml::SIZE_DWORD, uml::SCALE_x4); // load i1,base,dword |
| 1262 | UML_ADD(block, uml::I0, uml::I0, uml::I1); // add i0,i0,i1 |
| 2171 | 1263 | sum += curdesc->delay.first()->opptr.l[0]; |
| 2172 | 1264 | } |
| 2173 | 1265 | } |
| 2174 | | UML_CMP(block, I0, sum); // cmp i0,sum |
| 2175 | | UML_EXHc(block, COND_NE, *arm->impstate->nocode, epc(seqhead)); // exne nocode,seqhead->pc |
| 1266 | UML_CMP(block, uml::I0, sum); // cmp i0,sum |
| 1267 | UML_EXHc(block, uml::COND_NE, *m_impstate.nocode, epc(seqhead)); // exne nocode,seqhead->pc |
| 2176 | 1268 | } |
| 2177 | 1269 | } |
| 2178 | 1270 | |
| r24074 | r24075 | |
| 2182 | 1274 | for a single instruction in a sequence |
| 2183 | 1275 | -------------------------------------------------*/ |
| 2184 | 1276 | |
| 2185 | | static void generate_sequence_instruction(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1277 | void arm7_cpu_device::generate_sequence_instruction(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 2186 | 1278 | { |
| 2187 | | offs_t expc; |
| 1279 | //offs_t expc; |
| 2188 | 1280 | int hotnum; |
| 2189 | 1281 | |
| 2190 | 1282 | /* add an entry for the log */ |
| 2191 | | if (LOG_UML && !(desc->flags & OPFLAG_VIRTUAL_NOOP)) |
| 2192 | | log_add_disasm_comment(arm, block, desc->pc, desc->opptr.l[0]); |
| 1283 | // TODO FIXME |
| 1284 | // if (LOG_UML && !(desc->flags & OPFLAG_VIRTUAL_NOOP)) |
| 1285 | // log_add_disasm_comment(block, desc->pc, desc->opptr.l[0]); |
| 2193 | 1286 | |
| 2194 | 1287 | /* set the PC map variable */ |
| 2195 | 1288 | //expc = (desc->flags & OPFLAG_IN_DELAY_SLOT) ? desc->pc - 3 : desc->pc; |
| r24074 | r24075 | |
| 2202 | 1295 | UML_MAPVAR(block, MAPVAR_CYCLES, compiler->cycles); // mapvar CYCLES,compiler->cycles |
| 2203 | 1296 | |
| 2204 | 1297 | /* is this a hotspot? */ |
| 2205 | | for (hotnum = 0; hotnum < MIPS3_MAX_HOTSPOTS; hotnum++) |
| 1298 | for (hotnum = 0; hotnum < ARM7_MAX_HOTSPOTS; hotnum++) |
| 2206 | 1299 | { |
| 2207 | | if (arm->impstate->hotspot[hotnum].pc != 0 && desc->pc == arm->impstate->hotspot[hotnum].pc && desc->opptr.l[0] == arm->impstate->hotspot[hotnum].opcode) |
| 1300 | if (m_impstate.hotspot[hotnum].pc != 0 && desc->pc == m_impstate.hotspot[hotnum].pc && desc->opptr.l[0] == m_impstate.hotspot[hotnum].opcode) |
| 2208 | 1301 | { |
| 2209 | | compiler->cycles += arm->impstate->hotspot[hotnum].cycles; |
| 1302 | compiler->cycles += m_impstate.hotspot[hotnum].cycles; |
| 2210 | 1303 | break; |
| 2211 | 1304 | } |
| 2212 | 1305 | } |
| r24074 | r24075 | |
| 2215 | 1308 | UML_MAPVAR(block, MAPVAR_CYCLES, compiler->cycles); // mapvar CYCLES,compiler->cycles |
| 2216 | 1309 | |
| 2217 | 1310 | /* if we are debugging, call the debugger */ |
| 2218 | | if ((arm->device->machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) |
| 1311 | if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) |
| 2219 | 1312 | { |
| 2220 | | UML_MOV(block, mem(&R15), desc->pc); // mov [pc],desc->pc |
| 2221 | | save_fast_iregs(arm, block); |
| 1313 | UML_MOV(block, uml::mem(&R15), desc->pc); // mov [pc],desc->pc |
| 1314 | save_fast_iregs(block); |
| 2222 | 1315 | UML_DEBUG(block, desc->pc); // debug desc->pc |
| 2223 | 1316 | } |
| 2224 | 1317 | |
| 2225 | 1318 | /* if we hit an unmapped address, fatal error */ |
| 2226 | 1319 | if (desc->flags & OPFLAG_COMPILER_UNMAPPED) |
| 2227 | 1320 | { |
| 2228 | | UML_MOV(block, mem(&R15), desc->pc); // mov R15,desc->pc |
| 2229 | | save_fast_iregs(arm, block); |
| 1321 | UML_MOV(block, uml::mem(&R15), desc->pc); // mov R15,desc->pc |
| 1322 | save_fast_iregs(block); |
| 2230 | 1323 | UML_EXIT(block, EXECUTE_UNMAPPED_CODE); // exit EXECUTE_UNMAPPED_CODE |
| 2231 | 1324 | } |
| 2232 | 1325 | |
| r24074 | r24075 | |
| 2234 | 1327 | else if (!(desc->flags & OPFLAG_VIRTUAL_NOOP)) |
| 2235 | 1328 | { |
| 2236 | 1329 | /* compile the instruction */ |
| 2237 | | if (!generate_opcode(arm, block, compiler, desc)) |
| 1330 | if (!generate_opcode(block, compiler, desc)) |
| 2238 | 1331 | { |
| 2239 | | UML_MOV(block, mem(&R15), desc->pc); // mov R15,desc->pc |
| 2240 | | UML_MOV(block, mem(&arm->impstate->arg0), desc->opptr.l[0]); // mov [arg0],desc->opptr.l |
| 2241 | | UML_CALLC(block, cfunc_unimplemented, arm); // callc cfunc_unimplemented |
| 1332 | UML_MOV(block, uml::mem(&R15), desc->pc); // mov R15,desc->pc |
| 1333 | UML_MOV(block, uml::mem(&m_impstate.arg0), desc->opptr.l[0]); // mov [arg0],desc->opptr.l |
| 1334 | //UML_CALLC(block, cfunc_unimplemented, arm); // callc cfunc_unimplemented // TODO FIXME |
| 2242 | 1335 | } |
| 2243 | 1336 | } |
| 2244 | 1337 | } |
| r24074 | r24075 | |
| 2248 | 1341 | generate_delay_slot_and_branch |
| 2249 | 1342 | ------------------------------------------------------------------*/ |
| 2250 | 1343 | |
| 2251 | | static void generate_delay_slot_and_branch(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT8 linkreg) |
| 1344 | void arm7_cpu_device::generate_delay_slot_and_branch(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT8 linkreg) |
| 2252 | 1345 | { |
| 2253 | 1346 | compiler_state compiler_temp = *compiler; |
| 2254 | | UINT32 op = desc->opptr.l[0]; |
| 2255 | 1347 | |
| 2256 | 1348 | /* update the cycles and jump through the hash table to the target */ |
| 2257 | 1349 | if (desc->targetpc != BRANCH_TARGET_DYNAMIC) |
| 2258 | 1350 | { |
| 2259 | | generate_update_cycles(arm, block, &compiler_temp, desc->targetpc, TRUE); // <subtract cycles> |
| 2260 | | UML_HASHJMP(block, 0, desc->targetpc, *arm->impstate->nocode); |
| 1351 | generate_update_cycles(block, &compiler_temp, desc->targetpc); // <subtract cycles> |
| 1352 | UML_HASHJMP(block, 0, desc->targetpc, *m_impstate.nocode); |
| 2261 | 1353 | // hashjmp 0,desc->targetpc,nocode |
| 2262 | 1354 | } |
| 2263 | 1355 | else |
| 2264 | 1356 | { |
| 2265 | | generate_update_cycles(arm, block, &compiler_temp, mem(&arm->impstate->jmpdest), TRUE); |
| 1357 | generate_update_cycles(block, &compiler_temp, uml::mem(&m_impstate.jmpdest)); |
| 2266 | 1358 | // <subtract cycles> |
| 2267 | | UML_HASHJMP(block, 0, mem(&arm->impstate->jmpdest), *arm->impstate->nocode);// hashjmp 0,<rsreg>,nocode |
| 1359 | UML_HASHJMP(block, 0, uml::mem(&m_impstate.jmpdest), *m_impstate.nocode);// hashjmp 0,<rsreg>,nocode |
| 2268 | 1360 | } |
| 2269 | 1361 | |
| 2270 | 1362 | /* update the label */ |
| r24074 | r24075 | |
| 2275 | 1367 | UML_MAPVAR(block, MAPVAR_CYCLES, compiler->cycles); // mapvar CYCLES,compiler->cycles |
| 2276 | 1368 | } |
| 2277 | 1369 | |
| 2278 | | typedef const bool (*drcarm7ops_ophandler)(arm_state*, drcuml_block*, compiler_state*, const opcode_desc*, UINT32); |
| 2279 | 1370 | |
| 2280 | | static drcarm7ops_ophandler drcops_handler[0x10] = |
| 1371 | const arm7_cpu_device::drcarm7ops_ophandler arm7_cpu_device::drcops_handler[0x10] = |
| 2281 | 1372 | { |
| 2282 | | drcarm7ops_0123, drcarm7ops_0123, drcarm7ops_0123, drcarm7ops_0123, |
| 2283 | | drcarm7ops_4567, drcarm7ops_4567, drcarm7ops_4567, drcarm7ops_4567, |
| 2284 | | drcarm7ops_89, drcarm7ops_89, drcarm7ops_ab, drcarm7ops_ab, |
| 2285 | | drcarm7ops_cd, drcarm7ops_cd, drcarm7ops_e, drcarm7ops_f, |
| 1373 | &arm7_cpu_device::drcarm7ops_0123, &arm7_cpu_device::drcarm7ops_0123, &arm7_cpu_device::drcarm7ops_0123, &arm7_cpu_device::drcarm7ops_0123, |
| 1374 | &arm7_cpu_device::drcarm7ops_4567, &arm7_cpu_device::drcarm7ops_4567, &arm7_cpu_device::drcarm7ops_4567, &arm7_cpu_device::drcarm7ops_4567, |
| 1375 | &arm7_cpu_device::drcarm7ops_89, &arm7_cpu_device::drcarm7ops_89, &arm7_cpu_device::drcarm7ops_ab, &arm7_cpu_device::drcarm7ops_ab, |
| 1376 | &arm7_cpu_device::drcarm7ops_cd, &arm7_cpu_device::drcarm7ops_cd, &arm7_cpu_device::drcarm7ops_e, &arm7_cpu_device::drcarm7ops_f, |
| 2286 | 1377 | }; |
| 2287 | 1378 | |
| 2288 | | INLINE void saturate_qbit_overflow(arm_state *arm, drcuml_block *block) |
| 1379 | void arm7_cpu_device::saturate_qbit_overflow(drcuml_block *block) |
| 2289 | 1380 | { |
| 2290 | | UML_MOV(block, I1, 0); |
| 2291 | | UML_DCMP(block, I0, 0x000000007fffffffL); |
| 2292 | | UML_MOVc(block, COND_G, I1, Q_MASK); |
| 2293 | | UML_MOVc(block, COND_G, I0, 0x7fffffff); |
| 2294 | | UML_DCMP(block, I0, 0xffffffff80000000L); |
| 2295 | | UML_MOVc(block, COND_L, I1, Q_MASK); |
| 2296 | | UML_MOVc(block, COND_L, I0, 0x80000000); |
| 2297 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I1); |
| 1381 | UML_MOV(block, uml::I1, 0); |
| 1382 | UML_DCMP(block, uml::I0, 0x000000007fffffffL); |
| 1383 | UML_MOVc(block, uml::COND_G, uml::I1, Q_MASK); |
| 1384 | UML_MOVc(block, uml::COND_G, uml::I0, 0x7fffffff); |
| 1385 | UML_DCMP(block, uml::I0, 0xffffffff80000000L); |
| 1386 | UML_MOVc(block, uml::COND_L, uml::I1, Q_MASK); |
| 1387 | UML_MOVc(block, uml::COND_L, uml::I0, 0x80000000); |
| 1388 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 2298 | 1389 | } |
| 2299 | 1390 | |
| 2300 | | const bool drcarm7ops_0123(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1391 | bool arm7_cpu_device::drcarm7ops_0123(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 insn) |
| 2301 | 1392 | { |
| 2302 | | code_label done; |
| 1393 | uml::code_label done; |
| 2303 | 1394 | /* Branch and Exchange (BX) */ |
| 2304 | 1395 | if ((insn & 0x0ffffff0) == 0x012fff10) // bits 27-4 == 000100101111111111110001 |
| 2305 | 1396 | { |
| 2306 | 1397 | UML_MOV(block, DRC_PC, DRC_REG(insn & 0x0f)); |
| 2307 | 1398 | UML_TEST(block, DRC_PC, 1); |
| 2308 | | UML_JMPc(block, COND_Z, done = compiler->labelnum++); |
| 1399 | UML_JMPc(block, uml::COND_Z, done = compiler->labelnum++); |
| 2309 | 1400 | UML_OR(block, DRC_CPSR, DRC_CPSR, T_MASK); |
| 2310 | 1401 | UML_AND(block, DRC_PC, DRC_PC, ~1); |
| 2311 | 1402 | } |
| r24074 | r24075 | |
| 2322 | 1413 | UINT32 rm = insn&0xf; |
| 2323 | 1414 | UINT32 rn = (insn>>16)&0xf; |
| 2324 | 1415 | UINT32 rd = (insn>>12)&0xf; |
| 2325 | | UML_DSEXT(block, I0, DRC_REG(rm), SIZE_DWORD); |
| 2326 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2327 | | UML_DADD(block, I0, I0, I1); |
| 2328 | | saturate_qbit_overflow(arm, block); |
| 2329 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1416 | UML_DSEXT(block, uml::I0, DRC_REG(rm), uml::SIZE_DWORD); |
| 1417 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1418 | UML_DADD(block, uml::I0, uml::I0, uml::I1); |
| 1419 | saturate_qbit_overflow(block); |
| 1420 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 2330 | 1421 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| 2331 | 1422 | } |
| 2332 | 1423 | else if ((insn & 0x0ff000f0) == 0x01400050) // QDADD - v5 |
| r24074 | r24075 | |
| 2335 | 1426 | UINT32 rn = (insn>>16)&0xf; |
| 2336 | 1427 | UINT32 rd = (insn>>12)&0xf; |
| 2337 | 1428 | |
| 2338 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2339 | | UML_DADD(block, I0, I1, I1); |
| 2340 | | saturate_qbit_overflow(arm, block); |
| 1429 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1430 | UML_DADD(block, uml::I0, uml::I1, uml::I1); |
| 1431 | saturate_qbit_overflow(block); |
| 2341 | 1432 | |
| 2342 | | UML_DSEXT(block, I0, DRC_REG(rm), SIZE_DWORD); |
| 2343 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2344 | | UML_DADD(block, I1, I1, I1); |
| 2345 | | UML_DADD(block, I0, I0, I1); |
| 2346 | | saturate_qbit_overflow(arm, block); |
| 2347 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1433 | UML_DSEXT(block, uml::I0, DRC_REG(rm), uml::SIZE_DWORD); |
| 1434 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1435 | UML_DADD(block, uml::I1, uml::I1, uml::I1); |
| 1436 | UML_DADD(block, uml::I0, uml::I0, uml::I1); |
| 1437 | saturate_qbit_overflow(block); |
| 1438 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 2348 | 1439 | |
| 2349 | 1440 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| 2350 | 1441 | } |
| r24074 | r24075 | |
| 2354 | 1445 | UINT32 rn = (insn>>16)&0xf; |
| 2355 | 1446 | UINT32 rd = (insn>>12)&0xf; |
| 2356 | 1447 | |
| 2357 | | UML_DSEXT(block, I0, DRC_REG(rm), SIZE_DWORD); |
| 2358 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2359 | | UML_DSUB(block, I0, I0, I1); |
| 2360 | | saturate_qbit_overflow(arm, block); |
| 2361 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1448 | UML_DSEXT(block, uml::I0, DRC_REG(rm), uml::SIZE_DWORD); |
| 1449 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1450 | UML_DSUB(block, uml::I0, uml::I0, uml::I1); |
| 1451 | saturate_qbit_overflow(block); |
| 1452 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 2362 | 1453 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| 2363 | 1454 | } |
| 2364 | 1455 | else if ((insn & 0x0ff000f0) == 0x01600050) // QDSUB - v5 |
| r24074 | r24075 | |
| 2367 | 1458 | UINT32 rn = (insn>>16)&0xf; |
| 2368 | 1459 | UINT32 rd = (insn>>12)&0xf; |
| 2369 | 1460 | |
| 2370 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2371 | | UML_DADD(block, I0, I1, I1); |
| 2372 | | saturate_qbit_overflow(arm, block); |
| 1461 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1462 | UML_DADD(block, uml::I0, uml::I1, uml::I1); |
| 1463 | saturate_qbit_overflow(block); |
| 2373 | 1464 | |
| 2374 | | UML_DSEXT(block, I0, DRC_REG(rm), SIZE_DWORD); |
| 2375 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 2376 | | UML_DADD(block, I1, I1, I1); |
| 2377 | | UML_DSUB(block, I0, I0, I1); |
| 2378 | | saturate_qbit_overflow(arm, block); |
| 2379 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1465 | UML_DSEXT(block, uml::I0, DRC_REG(rm), uml::SIZE_DWORD); |
| 1466 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 1467 | UML_DADD(block, uml::I1, uml::I1, uml::I1); |
| 1468 | UML_DSUB(block, uml::I0, uml::I0, uml::I1); |
| 1469 | saturate_qbit_overflow(block); |
| 1470 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 2380 | 1471 | |
| 2381 | 1472 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| 2382 | 1473 | } |
| r24074 | r24075 | |
| 2387 | 1478 | UINT32 rd = (insn>>16)&0xf; |
| 2388 | 1479 | UINT32 ra = (insn>>12)&0xf; |
| 2389 | 1480 | |
| 2390 | | UML_MOV(block, I0, DRC_REG(rm)); |
| 2391 | | UML_MOV(block, I1, DRC_REG(rn)); |
| 1481 | UML_MOV(block, uml::I0, DRC_REG(rm)); |
| 1482 | UML_MOV(block, uml::I1, DRC_REG(rn)); |
| 2392 | 1483 | |
| 2393 | 1484 | // select top and bottom halves of src1/src2 and sign extend if necessary |
| 2394 | 1485 | if (insn & 0x20) |
| 2395 | 1486 | { |
| 2396 | | UML_SHR(block, I0, I0, 16); |
| 1487 | UML_SHR(block, uml::I0, uml::I0, 16); |
| 2397 | 1488 | } |
| 2398 | | UML_SEXT(block, I0, I0, SIZE_WORD); |
| 1489 | UML_SEXT(block, uml::I0, uml::I0, uml::SIZE_WORD); |
| 2399 | 1490 | |
| 2400 | 1491 | if (insn & 0x40) |
| 2401 | 1492 | { |
| 2402 | | UML_SHR(block, I1, I1, 16); |
| 1493 | UML_SHR(block, uml::I1, uml::I1, 16); |
| 2403 | 1494 | } |
| 2404 | | UML_SEXT(block, I0, I0, SIZE_WORD); |
| 1495 | UML_SEXT(block, uml::I0, uml::I0, uml::SIZE_WORD); |
| 2405 | 1496 | |
| 2406 | 1497 | // do the signed multiply |
| 2407 | | UML_MULS(block, I0, I1, I0, I1); |
| 2408 | | UML_DSHL(block, I0, I0, 32); |
| 2409 | | UML_DOR(block, I0, I0, I1); |
| 2410 | | UML_MOV(block, I1, DRC_REG(ra)); |
| 2411 | | UML_DADD(block, I0, I0, I1); |
| 1498 | UML_MULS(block, uml::I0, uml::I1, uml::I0, uml::I1); |
| 1499 | UML_DSHL(block, uml::I0, uml::I0, 32); |
| 1500 | UML_DOR(block, uml::I0, uml::I0, uml::I1); |
| 1501 | UML_MOV(block, uml::I1, DRC_REG(ra)); |
| 1502 | UML_DADD(block, uml::I0, uml::I0, uml::I1); |
| 2412 | 1503 | // and the accumulate. NOTE: only the accumulate can cause an overflow, which is why we do it this way. |
| 2413 | | saturate_qbit_overflow(arm, block); |
| 2414 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1504 | saturate_qbit_overflow(block); |
| 1505 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 2415 | 1506 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| 2416 | 1507 | } |
| 2417 | 1508 | else if ((insn & 0x0ff00090) == 0x01400080) // SMLALxy - v5 |
| r24074 | r24075 | |
| 2421 | 1512 | UINT32 rdh = (insn>>16)&0xf; |
| 2422 | 1513 | UINT32 rdl = (insn>>12)&0xf; |
| 2423 | 1514 | |
| 2424 | | UML_DSEXT(block, I0, DRC_REG(rm), SIZE_DWORD); |
| 2425 | | UML_DSEXT(block, I1, DRC_REG(rn), SIZE_DWORD); |
| 1515 | UML_DSEXT(block, uml::I0, DRC_REG(rm), uml::SIZE_DWORD); |
| 1516 | UML_DSEXT(block, uml::I1, DRC_REG(rn), uml::SIZE_DWORD); |
| 2426 | 1517 | // do the signed multiply |
| 2427 | | UML_DMULS(block, I2, I3, I0, I1); |
| 1518 | UML_DMULS(block, uml::I2, uml::I3, uml::I0, uml::I1); |
| 2428 | 1519 | |
| 2429 | | UML_MOV(block, I0, DRC_REG(rdh)); |
| 2430 | | UML_MOV(block, I1, DRC_REG(rdl)); |
| 2431 | | UML_DSHL(block, I0, I0, 32); |
| 2432 | | UML_DOR(block, I0, I0, I1); |
| 2433 | | UML_DADD(block, I0, I0, I2); |
| 2434 | | UML_MOV(block, DRC_REG(rdl), I0); |
| 2435 | | UML_DSHR(block, I0, I0, 32); |
| 2436 | | UML_MOV(block, DRC_REG(rdh), I0); |
| 1520 | UML_MOV(block, uml::I0, DRC_REG(rdh)); |
| 1521 | UML_MOV(block, uml::I1, DRC_REG(rdl)); |
| 1522 | UML_DSHL(block, uml::I0, uml::I0, 32); |
| 1523 | UML_DOR(block, uml::I0, uml::I0, uml::I1); |
| 1524 | UML_DADD(block, uml::I0, uml::I0, uml::I2); |
| 1525 | UML_MOV(block, DRC_REG(rdl), uml::I0); |
| 1526 | UML_DSHR(block, uml::I0, uml::I0, 32); |
| 1527 | UML_MOV(block, DRC_REG(rdh), uml::I0); |
| 2437 | 1528 | } |
| 2438 | 1529 | else if ((insn & 0x0ff00090) == 0x01600080) // SMULxy - v5 |
| 2439 | 1530 | { |
| 2440 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 2441 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1531 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1532 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 2442 | 1533 | INT32 res; |
| 2443 | 1534 | |
| 2444 | 1535 | // select top and bottom halves of src1/src2 and sign extend if necessary |
| r24074 | r24075 | |
| 2465 | 1556 | } |
| 2466 | 1557 | |
| 2467 | 1558 | res = src1 * src2; |
| 2468 | | SET_REGISTER(cpustart, (insn>>16)&0xf, res); |
| 1559 | SET_REGISTER((insn>>16)&0xf, res); |
| 2469 | 1560 | R15 += 4; |
| 2470 | 1561 | } |
| 2471 | 1562 | else if ((insn & 0x0ff000b0) == 0x012000a0) // SMULWy - v5 |
| 2472 | 1563 | { |
| 2473 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 2474 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1564 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1565 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 2475 | 1566 | INT64 res; |
| 2476 | 1567 | |
| 2477 | 1568 | if (insn & 0x40) |
| r24074 | r24075 | |
| 2489 | 1580 | |
| 2490 | 1581 | res = (INT64)src1 * (INT64)src2; |
| 2491 | 1582 | res >>= 16; |
| 2492 | | SET_REGISTER(cpustart, (insn>>16)&0xf, (UINT32)res); |
| 1583 | SET_REGISTER((insn>>16)&0xf, (UINT32)res); |
| 2493 | 1584 | } |
| 2494 | 1585 | else if ((insn & 0x0ff000b0) == 0x01200080) // SMLAWy - v5 |
| 2495 | 1586 | { |
| 2496 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 2497 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 2498 | | INT32 src3 = GET_REGISTER(arm, (insn>>12)&0xf); |
| 1587 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1588 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1589 | INT32 src3 = GET_REGISTER((insn>>12)&0xf); |
| 2499 | 1590 | INT64 res; |
| 2500 | 1591 | |
| 2501 | 1592 | if (insn & 0x40) |
| r24074 | r24075 | |
| 2515 | 1606 | res >>= 16; |
| 2516 | 1607 | |
| 2517 | 1608 | // check for overflow and set the Q bit |
| 2518 | | saturate_qbit_overflow(arm, (INT64)src3 + res); |
| 1609 | saturate_qbit_overflow((INT64)src3 + res); |
| 2519 | 1610 | |
| 2520 | 1611 | // do the real accumulate |
| 2521 | 1612 | src3 += (INT32)res; |
| 2522 | 1613 | |
| 2523 | 1614 | // write the result back |
| 2524 | | SET_REGISTER(cpustart, (insn>>16)&0xf, (UINT32)res); |
| 1615 | SET_REGISTER((insn>>16)&0xf, (UINT32)res); |
| 2525 | 1616 | } |
| 2526 | 1617 | else |
| 2527 | 1618 | /* Multiply OR Swap OR Half Word Data Transfer */ |
| r24074 | r24075 | |
| 2530 | 1621 | /* Half Word Data Transfer */ |
| 2531 | 1622 | if (insn & 0x60) // bits = 6-5 != 00 |
| 2532 | 1623 | { |
| 2533 | | HandleHalfWordDT(arm, insn); |
| 1624 | HandleHalfWordDT(insn); |
| 2534 | 1625 | } |
| 2535 | 1626 | else |
| 2536 | 1627 | /* Swap */ |
| 2537 | 1628 | if (insn & 0x01000000) // bit 24 = 1 |
| 2538 | 1629 | { |
| 2539 | | HandleSwap(arm, insn); |
| 1630 | HandleSwap(insn); |
| 2540 | 1631 | } |
| 2541 | 1632 | /* Multiply Or Multiply Long */ |
| 2542 | 1633 | else |
| r24074 | r24075 | |
| 2546 | 1637 | { |
| 2547 | 1638 | /* Signed? */ |
| 2548 | 1639 | if (insn & 0x00400000) |
| 2549 | | HandleSMulLong(arm, insn); |
| 1640 | HandleSMulLong(insn); |
| 2550 | 1641 | else |
| 2551 | | HandleUMulLong(arm, insn); |
| 1642 | HandleUMulLong(insn); |
| 2552 | 1643 | } |
| 2553 | 1644 | /* multiply */ |
| 2554 | 1645 | else |
| 2555 | 1646 | { |
| 2556 | | HandleMul(arm, insn); |
| 1647 | HandleMul(insn); |
| 2557 | 1648 | } |
| 2558 | 1649 | R15 += 4; |
| 2559 | 1650 | } |
| r24074 | r24075 | |
| 2564 | 1655 | /* PSR Transfer (MRS & MSR) */ |
| 2565 | 1656 | if (((insn & 0x00100000) == 0) && ((insn & 0x01800000) == 0x01000000)) // S bit must be clear, and bit 24,23 = 10 |
| 2566 | 1657 | { |
| 2567 | | HandlePSRTransfer(arm, insn); |
| 1658 | HandlePSRTransfer(insn); |
| 2568 | 1659 | ARM7_ICOUNT += 2; // PSR only takes 1 - S Cycle, so we add + 2, since at end, we -3.. |
| 2569 | 1660 | R15 += 4; |
| 2570 | 1661 | } |
| 2571 | 1662 | /* Data Processing */ |
| 2572 | 1663 | else |
| 2573 | 1664 | { |
| 2574 | | HandleALU(arm, insn); |
| 1665 | HandleALU(insn); |
| 2575 | 1666 | } |
| 2576 | 1667 | } |
| 2577 | 1668 | |
| r24074 | r24075 | |
| 2579 | 1670 | return true; |
| 2580 | 1671 | } |
| 2581 | 1672 | |
| 2582 | | const bool drcarm7ops_4567(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1673 | bool arm7_cpu_device::drcarm7ops_4567(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2583 | 1674 | { |
| 1675 | return false; |
| 2584 | 1676 | } |
| 2585 | 1677 | |
| 2586 | | const bool drcarm7ops_89(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1678 | bool arm7_cpu_device::drcarm7ops_89(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2587 | 1679 | { |
| 1680 | return false; |
| 2588 | 1681 | } |
| 2589 | 1682 | |
| 2590 | | const bool drcarm7ops_ab(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1683 | bool arm7_cpu_device::drcarm7ops_ab(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2591 | 1684 | { |
| 1685 | return false; |
| 2592 | 1686 | } |
| 2593 | 1687 | |
| 2594 | | const bool drcarm7ops_cd(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1688 | bool arm7_cpu_device::drcarm7ops_cd(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2595 | 1689 | { |
| 1690 | return false; |
| 2596 | 1691 | } |
| 2597 | 1692 | |
| 2598 | | const bool drcarm7ops_e(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1693 | bool arm7_cpu_device::drcarm7ops_e(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2599 | 1694 | { |
| 1695 | return false; |
| 2600 | 1696 | } |
| 2601 | 1697 | |
| 2602 | | const bool drcarm7ops_f(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 1698 | bool arm7_cpu_device::drcarm7ops_f(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc, UINT32 op) |
| 2603 | 1699 | { |
| 1700 | return false; |
| 2604 | 1701 | } |
| 2605 | 1702 | |
| 2606 | 1703 | /*------------------------------------------------- |
| r24074 | r24075 | |
| 2608 | 1705 | opcode |
| 2609 | 1706 | -------------------------------------------------*/ |
| 2610 | 1707 | |
| 2611 | | static int generate_opcode(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1708 | int arm7_cpu_device::generate_opcode(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 2612 | 1709 | { |
| 2613 | 1710 | //int in_delay_slot = ((desc->flags & OPFLAG_IN_DELAY_SLOT) != 0); |
| 2614 | 1711 | UINT32 op = desc->opptr.l[0]; |
| 2615 | 1712 | UINT8 opswitch = op >> 26; |
| 2616 | | code_label skip; |
| 2617 | | code_label contdecode; |
| 2618 | | code_label unexecuted; |
| 1713 | uml::code_label skip; |
| 1714 | uml::code_label contdecode; |
| 1715 | uml::code_label unexecuted; |
| 2619 | 1716 | |
| 2620 | 1717 | if (T_IS_SET(GET_CPSR)) |
| 2621 | 1718 | { |
| 2622 | 1719 | // "In Thumb state, bit [0] is undefined and must be ignored. Bits [31:1] contain the PC." |
| 2623 | | UML_AND(block, I0, DRC_PC, ~1); |
| 1720 | UML_AND(block, uml::I0, DRC_PC, ~1); |
| 2624 | 1721 | } |
| 2625 | 1722 | else |
| 2626 | 1723 | { |
| 2627 | | UML_AND(block, I0, DRC_PC, ~3); |
| 1724 | UML_AND(block, uml::I0, DRC_PC, ~3); |
| 2628 | 1725 | } |
| 2629 | 1726 | |
| 2630 | | UML_TEST(block, mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN); // test COPRO_CTRL, COPRO_CTRL_MMU_EN |
| 2631 | | UML_MOVc(block, COND_NZ, I2, ARM7_TLB_ABORT_P | ARM7_TLB_READ); // movnz i0, ARM7_TLB_ABORT_P | ARM7_TLB_READ |
| 2632 | | UML_CALLHc(block, COND_NZ, *arm->impstate->tlb_translate); // callhnz tlb_translate); |
| 1727 | UML_TEST(block, uml::mem(&COPRO_CTRL), COPRO_CTRL_MMU_EN); // test COPRO_CTRL, COPRO_CTRL_MMU_EN |
| 1728 | UML_MOVc(block, uml::COND_NZ, uml::I2, ARM7_TLB_ABORT_P | ARM7_TLB_READ); // movnz i0, ARM7_TLB_ABORT_P | ARM7_TLB_READ |
| 1729 | UML_CALLHc(block, uml::COND_NZ, *m_impstate.tlb_translate); // callhnz tlb_translate); |
| 2633 | 1730 | |
| 2634 | 1731 | if (T_IS_SET(GET_CPSR)) |
| 2635 | 1732 | { |
| 2636 | | UML_CALLH(block, *arm->impstate->drcthumb[(op & 0xffc0) >> 6); // callh drcthumb[op] |
| 1733 | //UML_CALLH(block, *m_impstate.drcthumb[(op & 0xffc0) >> 6]); // callh drcthumb[op] // TODO FIXME |
| 2637 | 1734 | return TRUE; |
| 2638 | 1735 | } |
| 2639 | 1736 | |
| r24074 | r24075 | |
| 2641 | 1738 | { |
| 2642 | 1739 | case COND_EQ: |
| 2643 | 1740 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2644 | | UML_JMPc(block, COND_Z, unexecuted = compiler->labelnum++); |
| 1741 | UML_JMPc(block, uml::COND_Z, unexecuted = compiler->labelnum++); |
| 2645 | 1742 | break; |
| 2646 | 1743 | case COND_NE: |
| 2647 | 1744 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2648 | | UML_JMPc(block, COND_NZ, unexecuted = compiler->labelnum++); |
| 1745 | UML_JMPc(block, uml::COND_NZ, unexecuted = compiler->labelnum++); |
| 2649 | 1746 | break; |
| 2650 | 1747 | case COND_CS: |
| 2651 | 1748 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 2652 | | UML_JMPc(block, COND_Z, unexecuted = compiler->labelnum++); |
| 1749 | UML_JMPc(block, uml::COND_Z, unexecuted = compiler->labelnum++); |
| 2653 | 1750 | break; |
| 2654 | 1751 | case COND_CC: |
| 2655 | 1752 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 2656 | | UML_JMPc(block, COND_NZ, unexecuted = compiler->labelnum++); |
| 1753 | UML_JMPc(block, uml::COND_NZ, unexecuted = compiler->labelnum++); |
| 2657 | 1754 | break; |
| 2658 | 1755 | case COND_MI: |
| 2659 | 1756 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2660 | | UML_JMPc(block, COND_Z, unexecuted = compiler->labelnum++); |
| 1757 | UML_JMPc(block, uml::COND_Z, unexecuted = compiler->labelnum++); |
| 2661 | 1758 | break; |
| 2662 | 1759 | case COND_PL: |
| 2663 | 1760 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2664 | | UML_JMPc(block, COND_NZ, unexecuted = compiler->labelnum++); |
| 1761 | UML_JMPc(block, uml::COND_NZ, unexecuted = compiler->labelnum++); |
| 2665 | 1762 | break; |
| 2666 | 1763 | case COND_VS: |
| 2667 | 1764 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2668 | | UML_JMPc(block, COND_Z, unexecuted = compiler->labelnum++); |
| 1765 | UML_JMPc(block, uml::COND_Z, unexecuted = compiler->labelnum++); |
| 2669 | 1766 | break; |
| 2670 | 1767 | case COND_VC: |
| 2671 | 1768 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2672 | | UML_JMPc(block, COND_NZ, unexecuted = compiler->labelnum++); |
| 1769 | UML_JMPc(block, uml::COND_NZ, unexecuted = compiler->labelnum++); |
| 2673 | 1770 | break; |
| 2674 | 1771 | case COND_HI: |
| 2675 | 1772 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2676 | | UML_JMPc(block, COND_NZ, unexecuted = compiler->labelnum++); |
| 1773 | UML_JMPc(block, uml::COND_NZ, unexecuted = compiler->labelnum++); |
| 2677 | 1774 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 2678 | | UML_JMPc(block, COND_Z, unexecuted = compiler->labelnum++); |
| 1775 | UML_JMPc(block, uml::COND_Z, unexecuted = compiler->labelnum++); |
| 2679 | 1776 | break; |
| 2680 | 1777 | case COND_LS: |
| 2681 | 1778 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2682 | | UML_JMPc(block, COND_NZ, contdecode = compiler->labelnum++); |
| 1779 | UML_JMPc(block, uml::COND_NZ, contdecode = compiler->labelnum++); |
| 2683 | 1780 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 2684 | | UML_JMPc(block, COND_Z, contdecode); |
| 1781 | UML_JMPc(block, uml::COND_Z, contdecode); |
| 2685 | 1782 | UML_JMP(block, unexecuted); |
| 2686 | 1783 | break; |
| 2687 | 1784 | case COND_GE: |
| 2688 | 1785 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2689 | | UML_MOVc(block, COND_Z, I0, 0); |
| 2690 | | UML_MOVc(block, COND_NZ, I0, 1); |
| 1786 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 1787 | UML_MOVc(block, uml::COND_NZ, uml::I0, 1); |
| 2691 | 1788 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2692 | | UML_MOVc(block, COND_Z, I1, 0); |
| 2693 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 2694 | | UML_CMP(block, I0, I1); |
| 2695 | | UML_JMPc(block, COND_NE, unexecuted); |
| 1789 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1790 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1791 | UML_CMP(block, uml::I0, uml::I1); |
| 1792 | UML_JMPc(block, uml::COND_NE, unexecuted); |
| 2696 | 1793 | break; |
| 2697 | 1794 | case COND_LT: |
| 2698 | 1795 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2699 | | UML_MOVc(block, COND_Z, I0, 0); |
| 2700 | | UML_MOVc(block, COND_NZ, I0, 1); |
| 1796 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 1797 | UML_MOVc(block, uml::COND_NZ, uml::I0, 1); |
| 2701 | 1798 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2702 | | UML_MOVc(block, COND_Z, I1, 0); |
| 2703 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 2704 | | UML_CMP(block, I0, I1); |
| 2705 | | UML_JMPc(block, COND_E, unexecuted); |
| 1799 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1800 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1801 | UML_CMP(block, uml::I0, uml::I1); |
| 1802 | UML_JMPc(block, uml::COND_E, unexecuted); |
| 2706 | 1803 | break; |
| 2707 | 1804 | case COND_GT: |
| 2708 | 1805 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2709 | | UML_JMPc(block, COND_NZ, unexecuted); |
| 1806 | UML_JMPc(block, uml::COND_NZ, unexecuted); |
| 2710 | 1807 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2711 | | UML_MOVc(block, COND_Z, I0, 0); |
| 2712 | | UML_MOVc(block, COND_NZ, I0, 1); |
| 1808 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 1809 | UML_MOVc(block, uml::COND_NZ, uml::I0, 1); |
| 2713 | 1810 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2714 | | UML_MOVc(block, COND_Z, I1, 0); |
| 2715 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 2716 | | UML_CMP(block, I0, I1); |
| 2717 | | UML_JMPc(block, COND_NE, unexecuted); |
| 1811 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1812 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1813 | UML_CMP(block, uml::I0, uml::I1); |
| 1814 | UML_JMPc(block, uml::COND_NE, unexecuted); |
| 2718 | 1815 | break; |
| 2719 | 1816 | case COND_LE: |
| 2720 | 1817 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 2721 | | UML_MOVc(block, COND_Z, I0, 0); |
| 2722 | | UML_MOVc(block, COND_NZ, I0, 1); |
| 1818 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 1819 | UML_MOVc(block, uml::COND_NZ, uml::I0, 1); |
| 2723 | 1820 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 2724 | | UML_MOVc(block, COND_Z, I1, 0); |
| 2725 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 2726 | | UML_CMP(block, I0, I1); |
| 2727 | | UML_JMPc(block, COND_NE, contdecode); |
| 1821 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1822 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1823 | UML_CMP(block, uml::I0, uml::I1); |
| 1824 | UML_JMPc(block, uml::COND_NE, contdecode); |
| 2728 | 1825 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 2729 | | UML_JMPc(block, COND_Z, unexecuted); |
| 1826 | UML_JMPc(block, uml::COND_Z, unexecuted); |
| 2730 | 1827 | break; |
| 2731 | 1828 | case COND_NV: |
| 2732 | 1829 | UML_JMP(block, unexecuted); |
| r24074 | r24075 | |
| 2735 | 1832 | |
| 2736 | 1833 | UML_LABEL(block, contdecode); |
| 2737 | 1834 | |
| 2738 | | drcops_handler[(op & 0xF000000) >> 24](arm, block, compiler, desc); |
| 1835 | (this->*drcops_handler[(op & 0xF000000) >> 24])(block, compiler, desc, op); |
| 2739 | 1836 | |
| 2740 | 1837 | UML_LABEL(block, unexecuted); |
| 2741 | 1838 | UML_ADD(block, DRC_PC, DRC_PC, 4); |
| r24074 | r24075 | |
| 2748 | 1845 | /* ----- sub-groups ----- */ |
| 2749 | 1846 | |
| 2750 | 1847 | case 0x00: /* SPECIAL - MIPS I */ |
| 2751 | | UML_DCMP(block, R64(RSREG), R64(RTREG)); // dcmp <rsreg>,<rtreg> |
| 2752 | | UML_JMPc(block, COND_NE, skip = compiler->labelnum++); // jmp skip,NE |
| 2753 | | generate_delay_slot_and_branch(mips3, block, compiler, desc, 0); // <next instruction + hashjmp> |
| 2754 | | UML_LABEL(block, skip); // skip: |
| 2755 | 1848 | return TRUE; |
| 2756 | 1849 | |
| 2757 | | DEFINE_LEGACY_CPU_DEVICE(ARM7, arm7); |
| 2758 | | DEFINE_LEGACY_CPU_DEVICE(ARM7_BE, arm7_be); |
| 2759 | | DEFINE_LEGACY_CPU_DEVICE(ARM7500, arm7500); |
| 2760 | | DEFINE_LEGACY_CPU_DEVICE(ARM9, arm9); |
| 2761 | | DEFINE_LEGACY_CPU_DEVICE(ARM920T, arm920t); |
| 2762 | | DEFINE_LEGACY_CPU_DEVICE(PXA255, pxa255); |
| 2763 | | DEFINE_LEGACY_CPU_DEVICE(SA1110, sa1110); |
| 1850 | // TODO: FINISH ME |
| 1851 | } |
| 2764 | 1852 | |
| 2765 | | #endif // ARM7_USE_DRC |
| 1853 | return FALSE; |
| 1854 | } |
trunk/src/emu/cpu/arm7/arm7thmb.c
| r24074 | r24075 | |
| 1 | 1 | #include "emu.h" |
| 2 | #include "arm7.h" |
| 2 | 3 | #include "arm7core.h" |
| 3 | | #include "arm7thmb.h" |
| 4 | 4 | #include "arm7help.h" |
| 5 | 5 | |
| 6 | 6 | // this is our master dispatch jump table for THUMB mode, representing [(INSN & 0xffc0) >> 6] bits of the 16-bit decoded instruction |
| 7 | | arm7thumb_ophandler thumb_handler[0x40*0x10] = |
| 7 | const arm7_cpu_device::arm7thumb_ophandler arm7_cpu_device::thumb_handler[0x40*0x10] = |
| 8 | 8 | { |
| 9 | 9 | // #define THUMB_SHIFT_R ((UINT16)0x0800) |
| 10 | | tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, tg00_0, |
| 11 | | tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, tg00_1, |
| 10 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 11 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 12 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 13 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 14 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 15 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 16 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 17 | &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, &arm7_cpu_device::tg00_0, |
| 18 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 19 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 20 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 21 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 22 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 23 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 24 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 25 | &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, &arm7_cpu_device::tg00_1, |
| 12 | 26 | // #define THUMB_INSN_ADDSUB ((UINT16)0x0800) // #define THUMB_ADDSUB_TYPE ((UINT16)0x0600) |
| 13 | | tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, tg01_0, |
| 14 | | tg01_10, tg01_10, tg01_10, tg01_10, tg01_10, tg01_10, tg01_10, tg01_10, tg01_11, tg01_11, tg01_11, tg01_11, tg01_11, tg01_11, tg01_11, tg01_11, tg01_12, tg01_12, tg01_12, tg01_12, tg01_12, tg01_12, tg01_12, tg01_12, tg01_13, tg01_13, tg01_13, tg01_13, tg01_13, tg01_13, tg01_13, tg01_13, |
| 27 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 28 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 29 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 30 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 31 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 32 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 33 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 34 | &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, &arm7_cpu_device::tg01_0, |
| 35 | &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, |
| 36 | &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, &arm7_cpu_device::tg01_10, |
| 37 | &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, |
| 38 | &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, &arm7_cpu_device::tg01_11, |
| 39 | &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, |
| 40 | &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, &arm7_cpu_device::tg01_12, |
| 41 | &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, |
| 42 | &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, &arm7_cpu_device::tg01_13, |
| 15 | 43 | // #define THUMB_INSN_CMP ((UINT16)0x0800) |
| 16 | | tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, tg02_0, |
| 17 | | tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, tg02_1, |
| 44 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 45 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 46 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 47 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 48 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 49 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 50 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 51 | &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, &arm7_cpu_device::tg02_0, |
| 52 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 53 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 54 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 55 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 56 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 57 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 58 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 59 | &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, &arm7_cpu_device::tg02_1, |
| 18 | 60 | // #define THUMB_INSN_SUB ((UINT16)0x0800) |
| 19 | | tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, tg03_0, |
| 20 | | tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, tg03_1, |
| 61 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 62 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 63 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 64 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 65 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 66 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 67 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 68 | &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, &arm7_cpu_device::tg03_0, |
| 69 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 70 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 71 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 72 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 73 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 74 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 75 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 76 | &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, &arm7_cpu_device::tg03_1, |
| 21 | 77 | //#define THUMB_GROUP4_TYPE ((UINT16)0x0c00) //#define THUMB_ALUOP_TYPE ((UINT16)0x03c0) // #define THUMB_HIREG_OP ((UINT16)0x0300) // #define THUMB_HIREG_H ((UINT16)0x00c0) |
| 22 | | tg04_00_00, tg04_00_01, tg04_00_02, tg04_00_03, tg04_00_04, tg04_00_05, tg04_00_06, tg04_00_07, tg04_00_08, tg04_00_09, tg04_00_0a, tg04_00_0b, tg04_00_0c, tg04_00_0d, tg04_00_0e, tg04_00_0f, tg04_01_00, tg04_01_01, tg04_01_02, tg04_01_03, tg04_01_10, tg04_01_11, tg04_01_12, tg04_01_13, tg04_01_20, tg04_01_21, tg04_01_22, tg04_01_23, tg04_01_30, tg04_01_31, tg04_01_32, tg04_01_33, |
| 23 | | tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, tg04_0203, |
| 78 | &arm7_cpu_device::tg04_00_00, &arm7_cpu_device::tg04_00_01, &arm7_cpu_device::tg04_00_02, &arm7_cpu_device::tg04_00_03, |
| 79 | &arm7_cpu_device::tg04_00_04, &arm7_cpu_device::tg04_00_05, &arm7_cpu_device::tg04_00_06, &arm7_cpu_device::tg04_00_07, |
| 80 | &arm7_cpu_device::tg04_00_08, &arm7_cpu_device::tg04_00_09, &arm7_cpu_device::tg04_00_0a, &arm7_cpu_device::tg04_00_0b, |
| 81 | &arm7_cpu_device::tg04_00_0c, &arm7_cpu_device::tg04_00_0d, &arm7_cpu_device::tg04_00_0e, &arm7_cpu_device::tg04_00_0f, |
| 82 | &arm7_cpu_device::tg04_01_00, &arm7_cpu_device::tg04_01_01, &arm7_cpu_device::tg04_01_02, &arm7_cpu_device::tg04_01_03, |
| 83 | &arm7_cpu_device::tg04_01_10, &arm7_cpu_device::tg04_01_11, &arm7_cpu_device::tg04_01_12, &arm7_cpu_device::tg04_01_13, |
| 84 | &arm7_cpu_device::tg04_01_20, &arm7_cpu_device::tg04_01_21, &arm7_cpu_device::tg04_01_22, &arm7_cpu_device::tg04_01_23, |
| 85 | &arm7_cpu_device::tg04_01_30, &arm7_cpu_device::tg04_01_31, &arm7_cpu_device::tg04_01_32, &arm7_cpu_device::tg04_01_33, |
| 86 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 87 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 88 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 89 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 90 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 91 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 92 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 93 | &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, &arm7_cpu_device::tg04_0203, |
| 24 | 94 | //#define THUMB_GROUP5_TYPE ((UINT16)0x0e00) |
| 25 | | tg05_0, tg05_0, tg05_0, tg05_0, tg05_0, tg05_0, tg05_0, tg05_0, tg05_1, tg05_1, tg05_1, tg05_1, tg05_1, tg05_1, tg05_1, tg05_1, tg05_2, tg05_2, tg05_2, tg05_2, tg05_2, tg05_2, tg05_2, tg05_2, tg05_3, tg05_3, tg05_3, tg05_3, tg05_3, tg05_3, tg05_3, tg05_3, |
| 26 | | tg05_4, tg05_4, tg05_4, tg05_4, tg05_4, tg05_4, tg05_4, tg05_4, tg05_5, tg05_5, tg05_5, tg05_5, tg05_5, tg05_5, tg05_5, tg05_5, tg05_6, tg05_6, tg05_6, tg05_6, tg05_6, tg05_6, tg05_6, tg05_6, tg05_7, tg05_7, tg05_7, tg05_7, tg05_7, tg05_7, tg05_7, tg05_7, |
| 95 | &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, |
| 96 | &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, &arm7_cpu_device::tg05_0, |
| 97 | &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, |
| 98 | &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, &arm7_cpu_device::tg05_1, |
| 99 | &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, |
| 100 | &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, &arm7_cpu_device::tg05_2, |
| 101 | &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, |
| 102 | &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, &arm7_cpu_device::tg05_3, |
| 103 | &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, |
| 104 | &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, &arm7_cpu_device::tg05_4, |
| 105 | &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, |
| 106 | &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, &arm7_cpu_device::tg05_5, |
| 107 | &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, |
| 108 | &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, &arm7_cpu_device::tg05_6, |
| 109 | &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, |
| 110 | &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, &arm7_cpu_device::tg05_7, |
| 27 | 111 | //#define THUMB_LSOP_L ((UINT16)0x0800) |
| 28 | | tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, tg06_0, |
| 29 | | tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, tg06_1, |
| 112 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 113 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 114 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 115 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 116 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 117 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 118 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 119 | &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, &arm7_cpu_device::tg06_0, |
| 120 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 121 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 122 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 123 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 124 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 125 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 126 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 127 | &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, &arm7_cpu_device::tg06_1, |
| 30 | 128 | //#define THUMB_LSOP_L ((UINT16)0x0800) |
| 31 | | tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, tg07_0, |
| 32 | | tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, tg07_1, |
| 129 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 130 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 131 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 132 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 133 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 134 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 135 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 136 | &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, &arm7_cpu_device::tg07_0, |
| 137 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 138 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 139 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 140 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 141 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 142 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 143 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 144 | &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, &arm7_cpu_device::tg07_1, |
| 33 | 145 | // #define THUMB_HALFOP_L ((UINT16)0x0800) |
| 34 | | tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, tg08_0, |
| 35 | | tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, tg08_1, |
| 146 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 147 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 148 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 149 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 150 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 151 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 152 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 153 | &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, &arm7_cpu_device::tg08_0, |
| 154 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 155 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 156 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 157 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 158 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 159 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 160 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 161 | &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, &arm7_cpu_device::tg08_1, |
| 36 | 162 | // #define THUMB_STACKOP_L ((UINT16)0x0800) |
| 37 | | tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, tg09_0, |
| 38 | | tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, tg09_1, |
| 163 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 164 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 165 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 166 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 167 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 168 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 169 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 170 | &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, &arm7_cpu_device::tg09_0, |
| 171 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 172 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 173 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 174 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 175 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 176 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 177 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 178 | &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, &arm7_cpu_device::tg09_1, |
| 39 | 179 | // #define THUMB_RELADDR_SP ((UINT16)0x0800) |
| 40 | | tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, tg0a_0, |
| 41 | | tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, tg0a_1, |
| 180 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 181 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 182 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 183 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 184 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 185 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 186 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 187 | &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, &arm7_cpu_device::tg0a_0, |
| 188 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 189 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 190 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 191 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 192 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 193 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 194 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 195 | &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, &arm7_cpu_device::tg0a_1, |
| 42 | 196 | // #define THUMB_STACKOP_TYPE ((UINT16)0x0f00) |
| 43 | | tg0b_0, tg0b_0, tg0b_0, tg0b_0, tg0b_1, tg0b_1, tg0b_1, tg0b_1, tg0b_2, tg0b_2, tg0b_2, tg0b_2, tg0b_3, tg0b_3, tg0b_3, tg0b_3, tg0b_4, tg0b_4, tg0b_4, tg0b_4, tg0b_5, tg0b_5, tg0b_5, tg0b_5, tg0b_6, tg0b_6, tg0b_6, tg0b_6, tg0b_7, tg0b_7, tg0b_7, tg0b_7, |
| 44 | | tg0b_8, tg0b_8, tg0b_8, tg0b_8, tg0b_9, tg0b_9, tg0b_9, tg0b_9, tg0b_a, tg0b_a, tg0b_a, tg0b_a, tg0b_b, tg0b_b, tg0b_b, tg0b_b, tg0b_c, tg0b_c, tg0b_c, tg0b_c, tg0b_d, tg0b_d, tg0b_d, tg0b_d, tg0b_e, tg0b_e, tg0b_e, tg0b_e, tg0b_f, tg0b_f, tg0b_f, tg0b_f, |
| 197 | &arm7_cpu_device::tg0b_0, &arm7_cpu_device::tg0b_0, &arm7_cpu_device::tg0b_0, &arm7_cpu_device::tg0b_0, |
| 198 | &arm7_cpu_device::tg0b_1, &arm7_cpu_device::tg0b_1, &arm7_cpu_device::tg0b_1, &arm7_cpu_device::tg0b_1, |
| 199 | &arm7_cpu_device::tg0b_2, &arm7_cpu_device::tg0b_2, &arm7_cpu_device::tg0b_2, &arm7_cpu_device::tg0b_2, |
| 200 | &arm7_cpu_device::tg0b_3, &arm7_cpu_device::tg0b_3, &arm7_cpu_device::tg0b_3, &arm7_cpu_device::tg0b_3, |
| 201 | &arm7_cpu_device::tg0b_4, &arm7_cpu_device::tg0b_4, &arm7_cpu_device::tg0b_4, &arm7_cpu_device::tg0b_4, |
| 202 | &arm7_cpu_device::tg0b_5, &arm7_cpu_device::tg0b_5, &arm7_cpu_device::tg0b_5, &arm7_cpu_device::tg0b_5, |
| 203 | &arm7_cpu_device::tg0b_6, &arm7_cpu_device::tg0b_6, &arm7_cpu_device::tg0b_6, &arm7_cpu_device::tg0b_6, |
| 204 | &arm7_cpu_device::tg0b_7, &arm7_cpu_device::tg0b_7, &arm7_cpu_device::tg0b_7, &arm7_cpu_device::tg0b_7, |
| 205 | &arm7_cpu_device::tg0b_8, &arm7_cpu_device::tg0b_8, &arm7_cpu_device::tg0b_8, &arm7_cpu_device::tg0b_8, |
| 206 | &arm7_cpu_device::tg0b_9, &arm7_cpu_device::tg0b_9, &arm7_cpu_device::tg0b_9, &arm7_cpu_device::tg0b_9, |
| 207 | &arm7_cpu_device::tg0b_a, &arm7_cpu_device::tg0b_a, &arm7_cpu_device::tg0b_a, &arm7_cpu_device::tg0b_a, |
| 208 | &arm7_cpu_device::tg0b_b, &arm7_cpu_device::tg0b_b, &arm7_cpu_device::tg0b_b, &arm7_cpu_device::tg0b_b, |
| 209 | &arm7_cpu_device::tg0b_c, &arm7_cpu_device::tg0b_c, &arm7_cpu_device::tg0b_c, &arm7_cpu_device::tg0b_c, |
| 210 | &arm7_cpu_device::tg0b_d, &arm7_cpu_device::tg0b_d, &arm7_cpu_device::tg0b_d, &arm7_cpu_device::tg0b_d, |
| 211 | &arm7_cpu_device::tg0b_e, &arm7_cpu_device::tg0b_e, &arm7_cpu_device::tg0b_e, &arm7_cpu_device::tg0b_e, |
| 212 | &arm7_cpu_device::tg0b_f, &arm7_cpu_device::tg0b_f, &arm7_cpu_device::tg0b_f, &arm7_cpu_device::tg0b_f, |
| 45 | 213 | // #define THUMB_MULTLS ((UINT16)0x0800) |
| 46 | | tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, tg0c_0, |
| 47 | | tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, tg0c_1, |
| 214 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 215 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 216 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 217 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 218 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 219 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 220 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 221 | &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, &arm7_cpu_device::tg0c_0, |
| 222 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 223 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 224 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 225 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 226 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 227 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 228 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 229 | &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, &arm7_cpu_device::tg0c_1, |
| 48 | 230 | // #define THUMB_COND_TYPE ((UINT16)0x0f00) |
| 49 | | tg0d_0, tg0d_0, tg0d_0, tg0d_0, tg0d_1, tg0d_1, tg0d_1, tg0d_1, tg0d_2, tg0d_2, tg0d_2, tg0d_2, tg0d_3, tg0d_3, tg0d_3, tg0d_3, tg0d_4, tg0d_4, tg0d_4, tg0d_4, tg0d_5, tg0d_5, tg0d_5, tg0d_5, tg0d_6, tg0d_6, tg0d_6, tg0d_6, tg0d_7, tg0d_7, tg0d_7, tg0d_7, |
| 50 | | tg0d_8, tg0d_8, tg0d_8, tg0d_8, tg0d_9, tg0d_9, tg0d_9, tg0d_9, tg0d_a, tg0d_a, tg0d_a, tg0d_a, tg0d_b, tg0d_b, tg0d_b, tg0d_b, tg0d_c, tg0d_c, tg0d_c, tg0d_c, tg0d_d, tg0d_d, tg0d_d, tg0d_d, tg0d_e, tg0d_e, tg0d_e, tg0d_e, tg0d_f, tg0d_f, tg0d_f, tg0d_f, |
| 231 | &arm7_cpu_device::tg0d_0, &arm7_cpu_device::tg0d_0, &arm7_cpu_device::tg0d_0, &arm7_cpu_device::tg0d_0, |
| 232 | &arm7_cpu_device::tg0d_1, &arm7_cpu_device::tg0d_1, &arm7_cpu_device::tg0d_1, &arm7_cpu_device::tg0d_1, |
| 233 | &arm7_cpu_device::tg0d_2, &arm7_cpu_device::tg0d_2, &arm7_cpu_device::tg0d_2, &arm7_cpu_device::tg0d_2, |
| 234 | &arm7_cpu_device::tg0d_3, &arm7_cpu_device::tg0d_3, &arm7_cpu_device::tg0d_3, &arm7_cpu_device::tg0d_3, |
| 235 | &arm7_cpu_device::tg0d_4, &arm7_cpu_device::tg0d_4, &arm7_cpu_device::tg0d_4, &arm7_cpu_device::tg0d_4, |
| 236 | &arm7_cpu_device::tg0d_5, &arm7_cpu_device::tg0d_5, &arm7_cpu_device::tg0d_5, &arm7_cpu_device::tg0d_5, |
| 237 | &arm7_cpu_device::tg0d_6, &arm7_cpu_device::tg0d_6, &arm7_cpu_device::tg0d_6, &arm7_cpu_device::tg0d_6, |
| 238 | &arm7_cpu_device::tg0d_7, &arm7_cpu_device::tg0d_7, &arm7_cpu_device::tg0d_7, &arm7_cpu_device::tg0d_7, |
| 239 | &arm7_cpu_device::tg0d_8, &arm7_cpu_device::tg0d_8, &arm7_cpu_device::tg0d_8, &arm7_cpu_device::tg0d_8, |
| 240 | &arm7_cpu_device::tg0d_9, &arm7_cpu_device::tg0d_9, &arm7_cpu_device::tg0d_9, &arm7_cpu_device::tg0d_9, |
| 241 | &arm7_cpu_device::tg0d_a, &arm7_cpu_device::tg0d_a, &arm7_cpu_device::tg0d_a, &arm7_cpu_device::tg0d_a, |
| 242 | &arm7_cpu_device::tg0d_b, &arm7_cpu_device::tg0d_b, &arm7_cpu_device::tg0d_b, &arm7_cpu_device::tg0d_b, |
| 243 | &arm7_cpu_device::tg0d_c, &arm7_cpu_device::tg0d_c, &arm7_cpu_device::tg0d_c, &arm7_cpu_device::tg0d_c, |
| 244 | &arm7_cpu_device::tg0d_d, &arm7_cpu_device::tg0d_d, &arm7_cpu_device::tg0d_d, &arm7_cpu_device::tg0d_d, |
| 245 | &arm7_cpu_device::tg0d_e, &arm7_cpu_device::tg0d_e, &arm7_cpu_device::tg0d_e, &arm7_cpu_device::tg0d_e, |
| 246 | &arm7_cpu_device::tg0d_f, &arm7_cpu_device::tg0d_f, &arm7_cpu_device::tg0d_f, &arm7_cpu_device::tg0d_f, |
| 51 | 247 | // #define THUMB_BLOP_LO ((UINT16)0x0800) |
| 52 | | tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, tg0e_0, |
| 53 | | tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, tg0e_1, |
| 248 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 249 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 250 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 251 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 252 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 253 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 254 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 255 | &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, &arm7_cpu_device::tg0e_0, |
| 256 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 257 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 258 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 259 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 260 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 261 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 262 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 263 | &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, &arm7_cpu_device::tg0e_1, |
| 54 | 264 | // #define THUMB_BLOP_LO ((UINT16)0x0800) |
| 55 | | tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, tg0f_0, |
| 56 | | tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, tg0f_1, |
| 265 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 266 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 267 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 268 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 269 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 270 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 271 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 272 | &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, &arm7_cpu_device::tg0f_0, |
| 273 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 274 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 275 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 276 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 277 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 278 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 279 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 280 | &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, &arm7_cpu_device::tg0f_1, |
| 57 | 281 | }; |
| 58 | 282 | |
| 59 | 283 | /* Shift operations */ |
| 60 | 284 | |
| 61 | | const void tg00_0(arm_state *arm, UINT32 pc, UINT32 op) /* Shift left */ |
| 285 | void arm7_cpu_device::tg00_0(UINT32 pc, UINT32 op) /* Shift left */ |
| 62 | 286 | { |
| 63 | 287 | UINT32 rs, rd, rrs; |
| 64 | 288 | INT32 offs; |
| r24074 | r24075 | |
| 67 | 291 | |
| 68 | 292 | rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 69 | 293 | rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 70 | | rrs = GET_REGISTER(arm, rs); |
| 294 | rrs = GET_REGISTER(rs); |
| 71 | 295 | offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 72 | 296 | if (offs != 0) |
| 73 | 297 | { |
| 74 | | SET_REGISTER(arm, rd, rrs << offs); |
| 298 | SET_REGISTER(rd, rrs << offs); |
| 75 | 299 | if (rrs & (1 << (31 - (offs - 1)))) |
| 76 | 300 | { |
| 77 | 301 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 83 | 307 | } |
| 84 | 308 | else |
| 85 | 309 | { |
| 86 | | SET_REGISTER(arm, rd, rrs); |
| 310 | SET_REGISTER(rd, rrs); |
| 87 | 311 | } |
| 88 | 312 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 89 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 313 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 90 | 314 | R15 += 2; |
| 91 | 315 | } |
| 92 | 316 | |
| 93 | | const void tg00_1(arm_state *arm, UINT32 pc, UINT32 op) /* Shift right */ |
| 317 | void arm7_cpu_device::tg00_1(UINT32 pc, UINT32 op) /* Shift right */ |
| 94 | 318 | { |
| 95 | 319 | UINT32 rs, rd, rrs; |
| 96 | 320 | INT32 offs; |
| 97 | 321 | |
| 98 | 322 | rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 99 | 323 | rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 100 | | rrs = GET_REGISTER(arm, rs); |
| 324 | rrs = GET_REGISTER(rs); |
| 101 | 325 | offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 102 | 326 | if (offs != 0) |
| 103 | 327 | { |
| 104 | | SET_REGISTER(arm, rd, rrs >> offs); |
| 328 | SET_REGISTER(rd, rrs >> offs); |
| 105 | 329 | if (rrs & (1 << (offs - 1))) |
| 106 | 330 | { |
| 107 | 331 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 113 | 337 | } |
| 114 | 338 | else |
| 115 | 339 | { |
| 116 | | SET_REGISTER(arm, rd, 0); |
| 340 | SET_REGISTER(rd, 0); |
| 117 | 341 | if (rrs & 0x80000000) |
| 118 | 342 | { |
| 119 | 343 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 124 | 348 | } |
| 125 | 349 | } |
| 126 | 350 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 127 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 351 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 128 | 352 | R15 += 2; |
| 129 | 353 | } |
| 130 | 354 | |
| 131 | 355 | /* Arithmetic */ |
| 132 | 356 | |
| 133 | | const void tg01_0(arm_state *arm, UINT32 pc, UINT32 op) |
| 357 | void arm7_cpu_device::tg01_0(UINT32 pc, UINT32 op) |
| 134 | 358 | { |
| 135 | 359 | UINT32 rs, rd, rrs; |
| 136 | 360 | INT32 offs; |
| r24074 | r24075 | |
| 139 | 363 | { |
| 140 | 364 | rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 141 | 365 | rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 142 | | rrs = GET_REGISTER(arm, rs); |
| 366 | rrs = GET_REGISTER(rs); |
| 143 | 367 | offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 144 | 368 | if (offs == 0) |
| 145 | 369 | { |
| r24074 | r24075 | |
| 155 | 379 | { |
| 156 | 380 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 157 | 381 | } |
| 158 | | SET_REGISTER(arm, rd, (rrs & 0x80000000) ? 0xFFFFFFFF : 0x00000000); |
| 382 | SET_REGISTER(rd, (rrs & 0x80000000) ? 0xFFFFFFFF : 0x00000000); |
| 159 | 383 | } |
| 160 | 384 | else |
| 161 | 385 | { |
| r24074 | r24075 | |
| 167 | 391 | { |
| 168 | 392 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 169 | 393 | } |
| 170 | | SET_REGISTER(arm, rd, |
| 394 | SET_REGISTER(rd, |
| 171 | 395 | (rrs & 0x80000000) |
| 172 | 396 | ? ((0xFFFFFFFF << (32 - offs)) | (rrs >> offs)) |
| 173 | 397 | : (rrs >> offs)); |
| 174 | 398 | } |
| 175 | 399 | SET_CPSR(GET_CPSR & ~(N_MASK | Z_MASK)); |
| 176 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 400 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 177 | 401 | R15 += 2; |
| 178 | 402 | } |
| 179 | 403 | } |
| 180 | 404 | |
| 181 | | const void tg01_10(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, Rs, Rn */ |
| 405 | void arm7_cpu_device::tg01_10(UINT32 pc, UINT32 op) /* ADD Rd, Rs, Rn */ |
| 182 | 406 | { |
| 183 | | UINT32 rn = GET_REGISTER(arm, (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT); |
| 184 | | UINT32 rs = GET_REGISTER(arm, (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 407 | UINT32 rn = GET_REGISTER((op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT); |
| 408 | UINT32 rs = GET_REGISTER((op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 185 | 409 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 186 | | SET_REGISTER(arm, rd, rs + rn); |
| 187 | | HandleThumbALUAddFlags(GET_REGISTER(arm, rd), rs, rn); |
| 410 | SET_REGISTER(rd, rs + rn); |
| 411 | HandleThumbALUAddFlags(GET_REGISTER(rd), rs, rn); |
| 188 | 412 | |
| 189 | 413 | } |
| 190 | 414 | |
| 191 | | const void tg01_11(arm_state *arm, UINT32 pc, UINT32 op) /* SUB Rd, Rs, Rn */ |
| 415 | void arm7_cpu_device::tg01_11(UINT32 pc, UINT32 op) /* SUB Rd, Rs, Rn */ |
| 192 | 416 | { |
| 193 | | UINT32 rn = GET_REGISTER(arm, (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT); |
| 194 | | UINT32 rs = GET_REGISTER(arm, (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 417 | UINT32 rn = GET_REGISTER((op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT); |
| 418 | UINT32 rs = GET_REGISTER((op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 195 | 419 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 196 | | SET_REGISTER(arm, rd, rs - rn); |
| 197 | | HandleThumbALUSubFlags(GET_REGISTER(arm, rd), rs, rn); |
| 420 | SET_REGISTER(rd, rs - rn); |
| 421 | HandleThumbALUSubFlags(GET_REGISTER(rd), rs, rn); |
| 198 | 422 | |
| 199 | 423 | } |
| 200 | 424 | |
| 201 | | const void tg01_12(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, Rs, #imm */ |
| 425 | void arm7_cpu_device::tg01_12(UINT32 pc, UINT32 op) /* ADD Rd, Rs, #imm */ |
| 202 | 426 | { |
| 203 | 427 | UINT32 imm = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| 204 | | UINT32 rs = GET_REGISTER(arm, (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 428 | UINT32 rs = GET_REGISTER((op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 205 | 429 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 206 | | SET_REGISTER(arm, rd, rs + imm); |
| 207 | | HandleThumbALUAddFlags(GET_REGISTER(arm, rd), rs, imm); |
| 430 | SET_REGISTER(rd, rs + imm); |
| 431 | HandleThumbALUAddFlags(GET_REGISTER(rd), rs, imm); |
| 208 | 432 | |
| 209 | 433 | } |
| 210 | 434 | |
| 211 | | const void tg01_13(arm_state *arm, UINT32 pc, UINT32 op) /* SUB Rd, Rs, #imm */ |
| 435 | void arm7_cpu_device::tg01_13(UINT32 pc, UINT32 op) /* SUB Rd, Rs, #imm */ |
| 212 | 436 | { |
| 213 | 437 | UINT32 imm = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| 214 | | UINT32 rs = GET_REGISTER(arm, (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 438 | UINT32 rs = GET_REGISTER((op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT); |
| 215 | 439 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 216 | | SET_REGISTER(arm, rd, rs - imm); |
| 217 | | HandleThumbALUSubFlags(GET_REGISTER(arm, rd), rs,imm); |
| 440 | SET_REGISTER(rd, rs - imm); |
| 441 | HandleThumbALUSubFlags(GET_REGISTER(rd), rs,imm); |
| 218 | 442 | |
| 219 | 443 | } |
| 220 | 444 | |
| 221 | 445 | /* CMP / MOV */ |
| 222 | 446 | |
| 223 | | const void tg02_0(arm_state *arm, UINT32 pc, UINT32 op) |
| 447 | void arm7_cpu_device::tg02_0(UINT32 pc, UINT32 op) |
| 224 | 448 | { |
| 225 | 449 | UINT32 rd = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| 226 | 450 | UINT32 op2 = (op & THUMB_INSN_IMM); |
| 227 | | SET_REGISTER(arm, rd, op2); |
| 451 | SET_REGISTER(rd, op2); |
| 228 | 452 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 229 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 453 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 230 | 454 | R15 += 2; |
| 231 | 455 | } |
| 232 | 456 | |
| 233 | | const void tg02_1(arm_state *arm, UINT32 pc, UINT32 op) |
| 457 | void arm7_cpu_device::tg02_1(UINT32 pc, UINT32 op) |
| 234 | 458 | { |
| 235 | | UINT32 rn = GET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 459 | UINT32 rn = GET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 236 | 460 | UINT32 op2 = op & THUMB_INSN_IMM; |
| 237 | 461 | UINT32 rd = rn - op2; |
| 238 | 462 | HandleThumbALUSubFlags(rd, rn, op2); |
| r24074 | r24075 | |
| 240 | 464 | |
| 241 | 465 | /* ADD/SUB immediate */ |
| 242 | 466 | |
| 243 | | const void tg03_0(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, #Offset8 */ |
| 467 | void arm7_cpu_device::tg03_0(UINT32 pc, UINT32 op) /* ADD Rd, #Offset8 */ |
| 244 | 468 | { |
| 245 | | UINT32 rn = GET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 469 | UINT32 rn = GET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 246 | 470 | UINT32 op2 = op & THUMB_INSN_IMM; |
| 247 | 471 | UINT32 rd = rn + op2; |
| 248 | | SET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, rd); |
| 472 | SET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, rd); |
| 249 | 473 | HandleThumbALUAddFlags(rd, rn, op2); |
| 250 | 474 | } |
| 251 | 475 | |
| 252 | | const void tg03_1(arm_state *arm, UINT32 pc, UINT32 op) /* SUB Rd, #Offset8 */ |
| 476 | void arm7_cpu_device::tg03_1(UINT32 pc, UINT32 op) /* SUB Rd, #Offset8 */ |
| 253 | 477 | { |
| 254 | | UINT32 rn = GET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 478 | UINT32 rn = GET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT); |
| 255 | 479 | UINT32 op2 = op & THUMB_INSN_IMM; |
| 256 | 480 | UINT32 rd = rn - op2; |
| 257 | | SET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, rd); |
| 481 | SET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, rd); |
| 258 | 482 | HandleThumbALUSubFlags(rd, rn, op2); |
| 259 | 483 | } |
| 260 | 484 | |
| 261 | 485 | /* Rd & Rm instructions */ |
| 262 | 486 | |
| 263 | | const void tg04_00_00(arm_state *arm, UINT32 pc, UINT32 op) /* AND Rd, Rs */ |
| 487 | void arm7_cpu_device::tg04_00_00(UINT32 pc, UINT32 op) /* AND Rd, Rs */ |
| 264 | 488 | { |
| 265 | 489 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 266 | 490 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 267 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) & GET_REGISTER(arm, rs)); |
| 491 | SET_REGISTER(rd, GET_REGISTER(rd) & GET_REGISTER(rs)); |
| 268 | 492 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 269 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 493 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 270 | 494 | R15 += 2; |
| 271 | 495 | } |
| 272 | 496 | |
| 273 | | const void tg04_00_01(arm_state *arm, UINT32 pc, UINT32 op) /* EOR Rd, Rs */ |
| 497 | void arm7_cpu_device::tg04_00_01(UINT32 pc, UINT32 op) /* EOR Rd, Rs */ |
| 274 | 498 | { |
| 275 | 499 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 276 | 500 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 277 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) ^ GET_REGISTER(arm, rs)); |
| 501 | SET_REGISTER(rd, GET_REGISTER(rd) ^ GET_REGISTER(rs)); |
| 278 | 502 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 279 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 503 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 280 | 504 | R15 += 2; |
| 281 | 505 | } |
| 282 | 506 | |
| 283 | | const void tg04_00_02(arm_state *arm, UINT32 pc, UINT32 op) /* LSL Rd, Rs */ |
| 507 | void arm7_cpu_device::tg04_00_02(UINT32 pc, UINT32 op) /* LSL Rd, Rs */ |
| 284 | 508 | { |
| 285 | 509 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 286 | 510 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 287 | | UINT32 rrd = GET_REGISTER(arm, rd); |
| 288 | | INT32 offs = GET_REGISTER(arm, rs) & 0x000000ff; |
| 511 | UINT32 rrd = GET_REGISTER(rd); |
| 512 | INT32 offs = GET_REGISTER(rs) & 0x000000ff; |
| 289 | 513 | if (offs > 0) |
| 290 | 514 | { |
| 291 | 515 | if (offs < 32) |
| 292 | 516 | { |
| 293 | | SET_REGISTER(arm, rd, rrd << offs); |
| 517 | SET_REGISTER(rd, rrd << offs); |
| 294 | 518 | if (rrd & (1 << (31 - (offs - 1)))) |
| 295 | 519 | { |
| 296 | 520 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 302 | 526 | } |
| 303 | 527 | else if (offs == 32) |
| 304 | 528 | { |
| 305 | | SET_REGISTER(arm, rd, 0); |
| 529 | SET_REGISTER(rd, 0); |
| 306 | 530 | if (rrd & 1) |
| 307 | 531 | { |
| 308 | 532 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 314 | 538 | } |
| 315 | 539 | else |
| 316 | 540 | { |
| 317 | | SET_REGISTER(arm, rd, 0); |
| 541 | SET_REGISTER(rd, 0); |
| 318 | 542 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 319 | 543 | } |
| 320 | 544 | } |
| 321 | 545 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 322 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 546 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 323 | 547 | R15 += 2; |
| 324 | 548 | } |
| 325 | 549 | |
| 326 | | const void tg04_00_03(arm_state *arm, UINT32 pc, UINT32 op) /* LSR Rd, Rs */ |
| 550 | void arm7_cpu_device::tg04_00_03(UINT32 pc, UINT32 op) /* LSR Rd, Rs */ |
| 327 | 551 | { |
| 328 | 552 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 329 | 553 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 330 | | UINT32 rrd = GET_REGISTER(arm, rd); |
| 331 | | INT32 offs = GET_REGISTER(arm, rs) & 0x000000ff; |
| 554 | UINT32 rrd = GET_REGISTER(rd); |
| 555 | INT32 offs = GET_REGISTER(rs) & 0x000000ff; |
| 332 | 556 | if (offs > 0) |
| 333 | 557 | { |
| 334 | 558 | if (offs < 32) |
| 335 | 559 | { |
| 336 | | SET_REGISTER(arm, rd, rrd >> offs); |
| 560 | SET_REGISTER(rd, rrd >> offs); |
| 337 | 561 | if (rrd & (1 << (offs - 1))) |
| 338 | 562 | { |
| 339 | 563 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 345 | 569 | } |
| 346 | 570 | else if (offs == 32) |
| 347 | 571 | { |
| 348 | | SET_REGISTER(arm, rd, 0); |
| 572 | SET_REGISTER(rd, 0); |
| 349 | 573 | if (rrd & 0x80000000) |
| 350 | 574 | { |
| 351 | 575 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 357 | 581 | } |
| 358 | 582 | else |
| 359 | 583 | { |
| 360 | | SET_REGISTER(arm, rd, 0); |
| 584 | SET_REGISTER(rd, 0); |
| 361 | 585 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 362 | 586 | } |
| 363 | 587 | } |
| 364 | 588 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 365 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 589 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 366 | 590 | R15 += 2; |
| 367 | 591 | } |
| 368 | 592 | |
| 369 | | const void tg04_00_04(arm_state *arm, UINT32 pc, UINT32 op) /* ASR Rd, Rs */ |
| 593 | void arm7_cpu_device::tg04_00_04(UINT32 pc, UINT32 op) /* ASR Rd, Rs */ |
| 370 | 594 | { |
| 371 | 595 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 372 | 596 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 373 | | UINT32 rrs = GET_REGISTER(arm, rs)&0xff; |
| 374 | | UINT32 rrd = GET_REGISTER(arm, rd); |
| 597 | UINT32 rrs = GET_REGISTER(rs)&0xff; |
| 598 | UINT32 rrd = GET_REGISTER(rd); |
| 375 | 599 | if (rrs != 0) |
| 376 | 600 | { |
| 377 | 601 | if (rrs >= 32) |
| r24074 | r24075 | |
| 384 | 608 | { |
| 385 | 609 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 386 | 610 | } |
| 387 | | SET_REGISTER(arm, rd, (GET_REGISTER(arm, rd) & 0x80000000) ? 0xFFFFFFFF : 0x00000000); |
| 611 | SET_REGISTER(rd, (GET_REGISTER(rd) & 0x80000000) ? 0xFFFFFFFF : 0x00000000); |
| 388 | 612 | } |
| 389 | 613 | else |
| 390 | 614 | { |
| r24074 | r24075 | |
| 396 | 620 | { |
| 397 | 621 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 398 | 622 | } |
| 399 | | SET_REGISTER(arm, rd, (rrd & 0x80000000) |
| 623 | SET_REGISTER(rd, (rrd & 0x80000000) |
| 400 | 624 | ? ((0xFFFFFFFF << (32 - rrs)) | (rrd >> rrs)) |
| 401 | 625 | : (rrd >> rrs)); |
| 402 | 626 | } |
| 403 | 627 | } |
| 404 | 628 | SET_CPSR(GET_CPSR & ~(N_MASK | Z_MASK)); |
| 405 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 629 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 406 | 630 | R15 += 2; |
| 407 | 631 | } |
| 408 | 632 | |
| 409 | | const void tg04_00_05(arm_state *arm, UINT32 pc, UINT32 op) /* ADC Rd, Rs */ |
| 633 | void arm7_cpu_device::tg04_00_05(UINT32 pc, UINT32 op) /* ADC Rd, Rs */ |
| 410 | 634 | { |
| 411 | 635 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 412 | 636 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 413 | 637 | UINT32 op2 = (GET_CPSR & C_MASK) ? 1 : 0; |
| 414 | | UINT32 rn = GET_REGISTER(arm, rd) + GET_REGISTER(arm, rs) + op2; |
| 415 | | HandleThumbALUAddFlags(rn, GET_REGISTER(arm, rd), (GET_REGISTER(arm, rs))); // ? |
| 416 | | SET_REGISTER(arm, rd, rn); |
| 638 | UINT32 rn = GET_REGISTER(rd) + GET_REGISTER(rs) + op2; |
| 639 | HandleThumbALUAddFlags(rn, GET_REGISTER(rd), (GET_REGISTER(rs))); // ? |
| 640 | SET_REGISTER(rd, rn); |
| 417 | 641 | } |
| 418 | 642 | |
| 419 | | const void tg04_00_06(arm_state *arm, UINT32 pc, UINT32 op) /* SBC Rd, Rs */ |
| 643 | void arm7_cpu_device::tg04_00_06(UINT32 pc, UINT32 op) /* SBC Rd, Rs */ |
| 420 | 644 | { |
| 421 | 645 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 422 | 646 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 423 | 647 | UINT32 op2 = (GET_CPSR & C_MASK) ? 0 : 1; |
| 424 | | UINT32 rn = GET_REGISTER(arm, rd) - GET_REGISTER(arm, rs) - op2; |
| 425 | | HandleThumbALUSubFlags(rn, GET_REGISTER(arm, rd), (GET_REGISTER(arm, rs))); //? |
| 426 | | SET_REGISTER(arm, rd, rn); |
| 648 | UINT32 rn = GET_REGISTER(rd) - GET_REGISTER(rs) - op2; |
| 649 | HandleThumbALUSubFlags(rn, GET_REGISTER(rd), (GET_REGISTER(rs))); //? |
| 650 | SET_REGISTER(rd, rn); |
| 427 | 651 | } |
| 428 | 652 | |
| 429 | | const void tg04_00_07(arm_state *arm, UINT32 pc, UINT32 op) /* ROR Rd, Rs */ |
| 653 | void arm7_cpu_device::tg04_00_07(UINT32 pc, UINT32 op) /* ROR Rd, Rs */ |
| 430 | 654 | { |
| 431 | 655 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 432 | 656 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 433 | | UINT32 rrd = GET_REGISTER(arm, rd); |
| 434 | | UINT32 imm = GET_REGISTER(arm, rs) & 0x0000001f; |
| 435 | | SET_REGISTER(arm, rd, (rrd >> imm) | (rrd << (32 - imm))); |
| 657 | UINT32 rrd = GET_REGISTER(rd); |
| 658 | UINT32 imm = GET_REGISTER(rs) & 0x0000001f; |
| 659 | SET_REGISTER(rd, (rrd >> imm) | (rrd << (32 - imm))); |
| 436 | 660 | if (rrd & (1 << (imm - 1))) |
| 437 | 661 | { |
| 438 | 662 | SET_CPSR(GET_CPSR | C_MASK); |
| r24074 | r24075 | |
| 442 | 666 | SET_CPSR(GET_CPSR & ~C_MASK); |
| 443 | 667 | } |
| 444 | 668 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 445 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 669 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 446 | 670 | R15 += 2; |
| 447 | 671 | } |
| 448 | 672 | |
| 449 | | const void tg04_00_08(arm_state *arm, UINT32 pc, UINT32 op) /* TST Rd, Rs */ |
| 673 | void arm7_cpu_device::tg04_00_08(UINT32 pc, UINT32 op) /* TST Rd, Rs */ |
| 450 | 674 | { |
| 451 | 675 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 452 | 676 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 453 | 677 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 454 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd) & GET_REGISTER(arm, rs))); |
| 678 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd) & GET_REGISTER(rs))); |
| 455 | 679 | R15 += 2; |
| 456 | 680 | } |
| 457 | 681 | |
| 458 | | const void tg04_00_09(arm_state *arm, UINT32 pc, UINT32 op) /* NEG Rd, Rs */ |
| 682 | void arm7_cpu_device::tg04_00_09(UINT32 pc, UINT32 op) /* NEG Rd, Rs */ |
| 459 | 683 | { |
| 460 | 684 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 461 | 685 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 462 | | UINT32 rrs = GET_REGISTER(arm, rs); |
| 463 | | SET_REGISTER(arm, rd, 0 - rrs); |
| 464 | | HandleThumbALUSubFlags(GET_REGISTER(arm, rd), 0, rrs); |
| 686 | UINT32 rrs = GET_REGISTER(rs); |
| 687 | SET_REGISTER(rd, 0 - rrs); |
| 688 | HandleThumbALUSubFlags(GET_REGISTER(rd), 0, rrs); |
| 465 | 689 | } |
| 466 | 690 | |
| 467 | | const void tg04_00_0a(arm_state *arm, UINT32 pc, UINT32 op) /* CMP Rd, Rs */ |
| 691 | void arm7_cpu_device::tg04_00_0a(UINT32 pc, UINT32 op) /* CMP Rd, Rs */ |
| 468 | 692 | { |
| 469 | 693 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 470 | 694 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 471 | | UINT32 rn = GET_REGISTER(arm, rd) - GET_REGISTER(arm, rs); |
| 472 | | HandleThumbALUSubFlags(rn, GET_REGISTER(arm, rd), GET_REGISTER(arm, rs)); |
| 695 | UINT32 rn = GET_REGISTER(rd) - GET_REGISTER(rs); |
| 696 | HandleThumbALUSubFlags(rn, GET_REGISTER(rd), GET_REGISTER(rs)); |
| 473 | 697 | } |
| 474 | 698 | |
| 475 | | const void tg04_00_0b(arm_state *arm, UINT32 pc, UINT32 op) /* CMN Rd, Rs - check flags, add dasm */ |
| 699 | void arm7_cpu_device::tg04_00_0b(UINT32 pc, UINT32 op) /* CMN Rd, Rs - check flags, add dasm */ |
| 476 | 700 | { |
| 477 | 701 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 478 | 702 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 479 | | UINT32 rn = GET_REGISTER(arm, rd) + GET_REGISTER(arm, rs); |
| 480 | | HandleThumbALUAddFlags(rn, GET_REGISTER(arm, rd), GET_REGISTER(arm, rs)); |
| 703 | UINT32 rn = GET_REGISTER(rd) + GET_REGISTER(rs); |
| 704 | HandleThumbALUAddFlags(rn, GET_REGISTER(rd), GET_REGISTER(rs)); |
| 481 | 705 | } |
| 482 | 706 | |
| 483 | | const void tg04_00_0c(arm_state *arm, UINT32 pc, UINT32 op) /* ORR Rd, Rs */ |
| 707 | void arm7_cpu_device::tg04_00_0c(UINT32 pc, UINT32 op) /* ORR Rd, Rs */ |
| 484 | 708 | { |
| 485 | 709 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 486 | 710 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 487 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) | GET_REGISTER(arm, rs)); |
| 711 | SET_REGISTER(rd, GET_REGISTER(rd) | GET_REGISTER(rs)); |
| 488 | 712 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 489 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 713 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 490 | 714 | R15 += 2; |
| 491 | 715 | } |
| 492 | 716 | |
| 493 | | const void tg04_00_0d(arm_state *arm, UINT32 pc, UINT32 op) /* MUL Rd, Rs */ |
| 717 | void arm7_cpu_device::tg04_00_0d(UINT32 pc, UINT32 op) /* MUL Rd, Rs */ |
| 494 | 718 | { |
| 495 | 719 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 496 | 720 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 497 | | UINT32 rn = GET_REGISTER(arm, rd) * GET_REGISTER(arm, rs); |
| 721 | UINT32 rn = GET_REGISTER(rd) * GET_REGISTER(rs); |
| 498 | 722 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 499 | | SET_REGISTER(arm, rd, rn); |
| 723 | SET_REGISTER(rd, rn); |
| 500 | 724 | SET_CPSR(GET_CPSR | HandleALUNZFlags(rn)); |
| 501 | 725 | R15 += 2; |
| 502 | 726 | } |
| 503 | 727 | |
| 504 | | const void tg04_00_0e(arm_state *arm, UINT32 pc, UINT32 op) /* BIC Rd, Rs */ |
| 728 | void arm7_cpu_device::tg04_00_0e(UINT32 pc, UINT32 op) /* BIC Rd, Rs */ |
| 505 | 729 | { |
| 506 | 730 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 507 | 731 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 508 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) & (~GET_REGISTER(arm, rs))); |
| 732 | SET_REGISTER(rd, GET_REGISTER(rd) & (~GET_REGISTER(rs))); |
| 509 | 733 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 510 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 734 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 511 | 735 | R15 += 2; |
| 512 | 736 | } |
| 513 | 737 | |
| 514 | | const void tg04_00_0f(arm_state *arm, UINT32 pc, UINT32 op) /* MVN Rd, Rs */ |
| 738 | void arm7_cpu_device::tg04_00_0f(UINT32 pc, UINT32 op) /* MVN Rd, Rs */ |
| 515 | 739 | { |
| 516 | 740 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 517 | 741 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 518 | | UINT32 op2 = GET_REGISTER(arm, rs); |
| 519 | | SET_REGISTER(arm, rd, ~op2); |
| 742 | UINT32 op2 = GET_REGISTER(rs); |
| 743 | SET_REGISTER(rd, ~op2); |
| 520 | 744 | SET_CPSR(GET_CPSR & ~(Z_MASK | N_MASK)); |
| 521 | | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(arm, rd))); |
| 745 | SET_CPSR(GET_CPSR | HandleALUNZFlags(GET_REGISTER(rd))); |
| 522 | 746 | R15 += 2; |
| 523 | 747 | } |
| 524 | 748 | |
| 525 | 749 | /* ADD Rd, Rs group */ |
| 526 | 750 | |
| 527 | | const void tg04_01_00(arm_state *arm, UINT32 pc, UINT32 op) |
| 751 | void arm7_cpu_device::tg04_01_00(UINT32 pc, UINT32 op) |
| 528 | 752 | { |
| 529 | 753 | fatalerror("%08x: G4-1-0 Undefined Thumb instruction: %04x %x\n", pc, op, (op & THUMB_HIREG_H) >> THUMB_HIREG_H_SHIFT); |
| 530 | 754 | } |
| 531 | 755 | |
| 532 | | const void tg04_01_01(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, HRs */ |
| 756 | void arm7_cpu_device::tg04_01_01(UINT32 pc, UINT32 op) /* ADD Rd, HRs */ |
| 533 | 757 | { |
| 534 | 758 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 535 | 759 | UINT32 rd = op & THUMB_HIREG_RD; |
| 536 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) + GET_REGISTER(arm, rs+8)); |
| 760 | SET_REGISTER(rd, GET_REGISTER(rd) + GET_REGISTER(rs+8)); |
| 537 | 761 | // emulate the effects of pre-fetch |
| 538 | 762 | if (rs == 7) |
| 539 | 763 | { |
| 540 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) + 4); |
| 764 | SET_REGISTER(rd, GET_REGISTER(rd) + 4); |
| 541 | 765 | } |
| 542 | 766 | |
| 543 | 767 | R15 += 2; |
| 544 | 768 | } |
| 545 | 769 | |
| 546 | | const void tg04_01_02(arm_state *arm, UINT32 pc, UINT32 op) /* ADD HRd, Rs */ |
| 770 | void arm7_cpu_device::tg04_01_02(UINT32 pc, UINT32 op) /* ADD HRd, Rs */ |
| 547 | 771 | { |
| 548 | 772 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 549 | 773 | UINT32 rd = op & THUMB_HIREG_RD; |
| 550 | | SET_REGISTER(arm, rd+8, GET_REGISTER(arm, rd+8) + GET_REGISTER(arm, rs)); |
| 774 | SET_REGISTER(rd+8, GET_REGISTER(rd+8) + GET_REGISTER(rs)); |
| 551 | 775 | if (rd == 7) |
| 552 | 776 | { |
| 553 | 777 | R15 += 2; |
| r24074 | r24075 | |
| 556 | 780 | R15 += 2; |
| 557 | 781 | } |
| 558 | 782 | |
| 559 | | const void tg04_01_03(arm_state *arm, UINT32 pc, UINT32 op) /* Add HRd, HRs */ |
| 783 | void arm7_cpu_device::tg04_01_03(UINT32 pc, UINT32 op) /* Add HRd, HRs */ |
| 560 | 784 | { |
| 561 | 785 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 562 | 786 | UINT32 rd = op & THUMB_HIREG_RD; |
| 563 | | SET_REGISTER(arm, rd+8, GET_REGISTER(arm, rd+8) + GET_REGISTER(arm, rs+8)); |
| 787 | SET_REGISTER(rd+8, GET_REGISTER(rd+8) + GET_REGISTER(rs+8)); |
| 564 | 788 | // emulate the effects of pre-fetch |
| 565 | 789 | if (rs == 7) |
| 566 | 790 | { |
| 567 | | SET_REGISTER(arm, rd+8, GET_REGISTER(arm, rd+8) + 4); |
| 791 | SET_REGISTER(rd+8, GET_REGISTER(rd+8) + 4); |
| 568 | 792 | } |
| 569 | 793 | if (rd == 7) |
| 570 | 794 | { |
| r24074 | r24075 | |
| 574 | 798 | R15 += 2; |
| 575 | 799 | } |
| 576 | 800 | |
| 577 | | const void tg04_01_10(arm_state *arm, UINT32 pc, UINT32 op) /* CMP Rd, Rs */ |
| 801 | void arm7_cpu_device::tg04_01_10(UINT32 pc, UINT32 op) /* CMP Rd, Rs */ |
| 578 | 802 | { |
| 579 | | UINT32 rs = GET_REGISTER(arm, ((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 580 | | UINT32 rd = GET_REGISTER(arm, op & THUMB_HIREG_RD); |
| 803 | UINT32 rs = GET_REGISTER(((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 804 | UINT32 rd = GET_REGISTER(op & THUMB_HIREG_RD); |
| 581 | 805 | UINT32 rn = rd - rs; |
| 582 | 806 | HandleThumbALUSubFlags(rn, rd, rs); |
| 583 | 807 | } |
| 584 | 808 | |
| 585 | | const void tg04_01_11(arm_state *arm, UINT32 pc, UINT32 op) /* CMP Rd, Hs */ |
| 809 | void arm7_cpu_device::tg04_01_11(UINT32 pc, UINT32 op) /* CMP Rd, Hs */ |
| 586 | 810 | { |
| 587 | | UINT32 rs = GET_REGISTER(arm, ((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT) + 8); |
| 588 | | UINT32 rd = GET_REGISTER(arm, op & THUMB_HIREG_RD); |
| 811 | UINT32 rs = GET_REGISTER(((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT) + 8); |
| 812 | UINT32 rd = GET_REGISTER(op & THUMB_HIREG_RD); |
| 589 | 813 | UINT32 rn = rd - rs; |
| 590 | 814 | HandleThumbALUSubFlags(rn, rd, rs); |
| 591 | 815 | } |
| 592 | 816 | |
| 593 | | const void tg04_01_12(arm_state *arm, UINT32 pc, UINT32 op) /* CMP Hd, Rs */ |
| 817 | void arm7_cpu_device::tg04_01_12(UINT32 pc, UINT32 op) /* CMP Hd, Rs */ |
| 594 | 818 | { |
| 595 | | UINT32 rs = GET_REGISTER(arm, ((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 596 | | UINT32 rd = GET_REGISTER(arm, (op & THUMB_HIREG_RD) + 8); |
| 819 | UINT32 rs = GET_REGISTER(((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 820 | UINT32 rd = GET_REGISTER((op & THUMB_HIREG_RD) + 8); |
| 597 | 821 | UINT32 rn = rd - rs; |
| 598 | 822 | HandleThumbALUSubFlags(rn, rd, rs); |
| 599 | 823 | } |
| 600 | 824 | |
| 601 | | const void tg04_01_13(arm_state *arm, UINT32 pc, UINT32 op) /* CMP Hd, Hs */ |
| 825 | void arm7_cpu_device::tg04_01_13(UINT32 pc, UINT32 op) /* CMP Hd, Hs */ |
| 602 | 826 | { |
| 603 | | UINT32 rs = GET_REGISTER(arm, ((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT) + 8); |
| 604 | | UINT32 rd = GET_REGISTER(arm, (op & THUMB_HIREG_RD) + 8); |
| 827 | UINT32 rs = GET_REGISTER(((op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT) + 8); |
| 828 | UINT32 rd = GET_REGISTER((op & THUMB_HIREG_RD) + 8); |
| 605 | 829 | UINT32 rn = rd - rs; |
| 606 | 830 | HandleThumbALUSubFlags(rn, rd, rs); |
| 607 | 831 | } |
| r24074 | r24075 | |
| 609 | 833 | /* MOV group */ |
| 610 | 834 | |
| 611 | 835 | // "The action of H1 = 0, H2 = 0 for Op = 00 (ADD), Op = 01 (CMP) and Op = 10 (MOV) is undefined, and should not be used." |
| 612 | | const void tg04_01_20(arm_state *arm, UINT32 pc, UINT32 op) /* MOV Rd, Rs (undefined) */ |
| 836 | void arm7_cpu_device::tg04_01_20(UINT32 pc, UINT32 op) /* MOV Rd, Rs (undefined) */ |
| 613 | 837 | { |
| 614 | 838 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 615 | 839 | UINT32 rd = op & THUMB_HIREG_RD; |
| 616 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rs)); |
| 840 | SET_REGISTER(rd, GET_REGISTER(rs)); |
| 617 | 841 | R15 += 2; |
| 618 | 842 | } |
| 619 | 843 | |
| 620 | | const void tg04_01_21(arm_state *arm, UINT32 pc, UINT32 op) /* MOV Rd, Hs */ |
| 844 | void arm7_cpu_device::tg04_01_21(UINT32 pc, UINT32 op) /* MOV Rd, Hs */ |
| 621 | 845 | { |
| 622 | 846 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 623 | 847 | UINT32 rd = op & THUMB_HIREG_RD; |
| 624 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rs + 8)); |
| 848 | SET_REGISTER(rd, GET_REGISTER(rs + 8)); |
| 625 | 849 | if (rs == 7) |
| 626 | 850 | { |
| 627 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, rd) + 4); |
| 851 | SET_REGISTER(rd, GET_REGISTER(rd) + 4); |
| 628 | 852 | } |
| 629 | 853 | R15 += 2; |
| 630 | 854 | } |
| 631 | 855 | |
| 632 | | const void tg04_01_22(arm_state *arm, UINT32 pc, UINT32 op) /* MOV Hd, Rs */ |
| 856 | void arm7_cpu_device::tg04_01_22(UINT32 pc, UINT32 op) /* MOV Hd, Rs */ |
| 633 | 857 | { |
| 634 | 858 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 635 | 859 | UINT32 rd = op & THUMB_HIREG_RD; |
| 636 | | SET_REGISTER(arm, rd + 8, GET_REGISTER(arm, rs)); |
| 860 | SET_REGISTER(rd + 8, GET_REGISTER(rs)); |
| 637 | 861 | if (rd != 7) |
| 638 | 862 | { |
| 639 | 863 | R15 += 2; |
| r24074 | r24075 | |
| 644 | 868 | } |
| 645 | 869 | } |
| 646 | 870 | |
| 647 | | const void tg04_01_23(arm_state *arm, UINT32 pc, UINT32 op) /* MOV Hd, Hs */ |
| 871 | void arm7_cpu_device::tg04_01_23(UINT32 pc, UINT32 op) /* MOV Hd, Hs */ |
| 648 | 872 | { |
| 649 | 873 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 650 | 874 | UINT32 rd = op & THUMB_HIREG_RD; |
| 651 | 875 | if (rs == 7) |
| 652 | 876 | { |
| 653 | | SET_REGISTER(arm, rd + 8, GET_REGISTER(arm, rs+8)+4); |
| 877 | SET_REGISTER(rd + 8, GET_REGISTER(rs+8)+4); |
| 654 | 878 | } |
| 655 | 879 | else |
| 656 | 880 | { |
| 657 | | SET_REGISTER(arm, rd + 8, GET_REGISTER(arm, rs+8)); |
| 881 | SET_REGISTER(rd + 8, GET_REGISTER(rs+8)); |
| 658 | 882 | } |
| 659 | 883 | if (rd != 7) |
| 660 | 884 | { |
| r24074 | r24075 | |
| 666 | 890 | } |
| 667 | 891 | } |
| 668 | 892 | |
| 669 | | const void tg04_01_30(arm_state *arm, UINT32 pc, UINT32 op) |
| 893 | void arm7_cpu_device::tg04_01_30(UINT32 pc, UINT32 op) |
| 670 | 894 | { |
| 671 | 895 | UINT32 rd = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 672 | | UINT32 addr = GET_REGISTER(arm, rd); |
| 896 | UINT32 addr = GET_REGISTER(rd); |
| 673 | 897 | if (addr & 1) |
| 674 | 898 | { |
| 675 | 899 | addr &= ~1; |
| r24074 | r24075 | |
| 685 | 909 | R15 = addr; |
| 686 | 910 | } |
| 687 | 911 | |
| 688 | | const void tg04_01_31(arm_state *arm, UINT32 pc, UINT32 op) |
| 912 | void arm7_cpu_device::tg04_01_31(UINT32 pc, UINT32 op) |
| 689 | 913 | { |
| 690 | 914 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 691 | | UINT32 addr = GET_REGISTER(arm, rs+8); |
| 915 | UINT32 addr = GET_REGISTER(rs+8); |
| 692 | 916 | if (rs == 7) |
| 693 | 917 | { |
| 694 | 918 | addr += 2; |
| r24074 | r24075 | |
| 708 | 932 | R15 = addr; |
| 709 | 933 | } |
| 710 | 934 | |
| 711 | | const void tg04_01_32(arm_state *arm, UINT32 pc, UINT32 op) |
| 935 | void arm7_cpu_device::tg04_01_32(UINT32 pc, UINT32 op) |
| 712 | 936 | { |
| 713 | 937 | fatalerror("%08x: G4-3 Undefined Thumb instruction: %04x\n", pc, op); |
| 714 | 938 | } |
| 715 | 939 | |
| 716 | | const void tg04_01_33(arm_state *arm, UINT32 pc, UINT32 op) |
| 940 | void arm7_cpu_device::tg04_01_33(UINT32 pc, UINT32 op) |
| 717 | 941 | { |
| 718 | 942 | fatalerror("%08x: G4-3 Undefined Thumb instruction: %04x\n", pc, op); |
| 719 | 943 | } |
| 720 | 944 | |
| 721 | | const void tg04_0203(arm_state *arm, UINT32 pc, UINT32 op) |
| 945 | void arm7_cpu_device::tg04_0203(UINT32 pc, UINT32 op) |
| 722 | 946 | { |
| 723 | 947 | UINT32 readword = READ32((R15 & ~2) + 4 + ((op & THUMB_INSN_IMM) << 2)); |
| 724 | | SET_REGISTER(arm, (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, readword); |
| 948 | SET_REGISTER((op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT, readword); |
| 725 | 949 | R15 += 2; |
| 726 | 950 | } |
| 727 | 951 | |
| 728 | 952 | /* LDR* STR* group */ |
| 729 | 953 | |
| 730 | | const void tg05_0(arm_state *arm, UINT32 pc, UINT32 op) /* STR Rd, [Rn, Rm] */ |
| 954 | void arm7_cpu_device::tg05_0(UINT32 pc, UINT32 op) /* STR Rd, [Rn, Rm] */ |
| 731 | 955 | { |
| 732 | 956 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 733 | 957 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 734 | 958 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 735 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 736 | | WRITE32(addr, GET_REGISTER(arm, rd)); |
| 959 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 960 | WRITE32(addr, GET_REGISTER(rd)); |
| 737 | 961 | R15 += 2; |
| 738 | 962 | } |
| 739 | 963 | |
| 740 | | const void tg05_1(arm_state *arm, UINT32 pc, UINT32 op) /* STRH Rd, [Rn, Rm] */ |
| 964 | void arm7_cpu_device::tg05_1(UINT32 pc, UINT32 op) /* STRH Rd, [Rn, Rm] */ |
| 741 | 965 | { |
| 742 | 966 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 743 | 967 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 744 | 968 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 745 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 746 | | WRITE16(addr, GET_REGISTER(arm, rd)); |
| 969 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 970 | WRITE16(addr, GET_REGISTER(rd)); |
| 747 | 971 | R15 += 2; |
| 748 | 972 | } |
| 749 | 973 | |
| 750 | | const void tg05_2(arm_state *arm, UINT32 pc, UINT32 op) /* STRB Rd, [Rn, Rm] */ |
| 974 | void arm7_cpu_device::tg05_2(UINT32 pc, UINT32 op) /* STRB Rd, [Rn, Rm] */ |
| 751 | 975 | { |
| 752 | 976 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 753 | 977 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 754 | 978 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 755 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 756 | | WRITE8(addr, GET_REGISTER(arm, rd)); |
| 979 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 980 | WRITE8(addr, GET_REGISTER(rd)); |
| 757 | 981 | R15 += 2; |
| 758 | 982 | } |
| 759 | 983 | |
| 760 | | const void tg05_3(arm_state *arm, UINT32 pc, UINT32 op) /* LDSB Rd, [Rn, Rm] todo, add dasm */ |
| 984 | void arm7_cpu_device::tg05_3(UINT32 pc, UINT32 op) /* LDSB Rd, [Rn, Rm] todo, add dasm */ |
| 761 | 985 | { |
| 762 | 986 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 763 | 987 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 764 | 988 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 765 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 989 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 766 | 990 | UINT32 op2 = READ8(addr); |
| 767 | 991 | if (op2 & 0x00000080) |
| 768 | 992 | { |
| 769 | 993 | op2 |= 0xffffff00; |
| 770 | 994 | } |
| 771 | | SET_REGISTER(arm, rd, op2); |
| 995 | SET_REGISTER(rd, op2); |
| 772 | 996 | R15 += 2; |
| 773 | 997 | } |
| 774 | 998 | |
| 775 | | const void tg05_4(arm_state *arm, UINT32 pc, UINT32 op) /* LDR Rd, [Rn, Rm] */ |
| 999 | void arm7_cpu_device::tg05_4(UINT32 pc, UINT32 op) /* LDR Rd, [Rn, Rm] */ |
| 776 | 1000 | { |
| 777 | 1001 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 778 | 1002 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 779 | 1003 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 780 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 1004 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 781 | 1005 | UINT32 op2 = READ32(addr); |
| 782 | | SET_REGISTER(arm, rd, op2); |
| 1006 | SET_REGISTER(rd, op2); |
| 783 | 1007 | R15 += 2; |
| 784 | 1008 | } |
| 785 | 1009 | |
| 786 | | const void tg05_5(arm_state *arm, UINT32 pc, UINT32 op) /* LDRH Rd, [Rn, Rm] */ |
| 1010 | void arm7_cpu_device::tg05_5(UINT32 pc, UINT32 op) /* LDRH Rd, [Rn, Rm] */ |
| 787 | 1011 | { |
| 788 | 1012 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 789 | 1013 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 790 | 1014 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 791 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 1015 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 792 | 1016 | UINT32 op2 = READ16(addr); |
| 793 | | SET_REGISTER(arm, rd, op2); |
| 1017 | SET_REGISTER(rd, op2); |
| 794 | 1018 | R15 += 2; |
| 795 | 1019 | } |
| 796 | 1020 | |
| 797 | | const void tg05_6(arm_state *arm, UINT32 pc, UINT32 op) /* LDRB Rd, [Rn, Rm] */ |
| 1021 | void arm7_cpu_device::tg05_6(UINT32 pc, UINT32 op) /* LDRB Rd, [Rn, Rm] */ |
| 798 | 1022 | { |
| 799 | 1023 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 800 | 1024 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 801 | 1025 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 802 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 1026 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 803 | 1027 | UINT32 op2 = READ8(addr); |
| 804 | | SET_REGISTER(arm, rd, op2); |
| 1028 | SET_REGISTER(rd, op2); |
| 805 | 1029 | R15 += 2; |
| 806 | 1030 | } |
| 807 | 1031 | |
| 808 | | const void tg05_7(arm_state *arm, UINT32 pc, UINT32 op) /* LDSH Rd, [Rn, Rm] */ |
| 1032 | void arm7_cpu_device::tg05_7(UINT32 pc, UINT32 op) /* LDSH Rd, [Rn, Rm] */ |
| 809 | 1033 | { |
| 810 | 1034 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 811 | 1035 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 812 | 1036 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 813 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 1037 | UINT32 addr = GET_REGISTER(rn) + GET_REGISTER(rm); |
| 814 | 1038 | UINT32 op2 = READ16(addr); |
| 815 | 1039 | if (op2 & 0x00008000) |
| 816 | 1040 | { |
| 817 | 1041 | op2 |= 0xffff0000; |
| 818 | 1042 | } |
| 819 | | SET_REGISTER(arm, rd, op2); |
| 1043 | SET_REGISTER(rd, op2); |
| 820 | 1044 | R15 += 2; |
| 821 | 1045 | } |
| 822 | 1046 | |
| 823 | 1047 | /* Word Store w/ Immediate Offset */ |
| 824 | 1048 | |
| 825 | | const void tg06_0(arm_state *arm, UINT32 pc, UINT32 op) /* Store */ |
| 1049 | void arm7_cpu_device::tg06_0(UINT32 pc, UINT32 op) /* Store */ |
| 826 | 1050 | { |
| 827 | 1051 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 828 | 1052 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 829 | 1053 | INT32 offs = ((op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT) << 2; |
| 830 | | WRITE32(GET_REGISTER(arm, rn) + offs, GET_REGISTER(arm, rd)); |
| 1054 | WRITE32(GET_REGISTER(rn) + offs, GET_REGISTER(rd)); |
| 831 | 1055 | R15 += 2; |
| 832 | 1056 | } |
| 833 | 1057 | |
| 834 | | const void tg06_1(arm_state *arm, UINT32 pc, UINT32 op) /* Load */ |
| 1058 | void arm7_cpu_device::tg06_1(UINT32 pc, UINT32 op) /* Load */ |
| 835 | 1059 | { |
| 836 | 1060 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 837 | 1061 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 838 | 1062 | INT32 offs = ((op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT) << 2; |
| 839 | | SET_REGISTER(arm, rd, READ32(GET_REGISTER(arm, rn) + offs)); // fix |
| 1063 | SET_REGISTER(rd, READ32(GET_REGISTER(rn) + offs)); // fix |
| 840 | 1064 | R15 += 2; |
| 841 | 1065 | } |
| 842 | 1066 | |
| 843 | 1067 | /* Byte Store w/ Immeidate Offset */ |
| 844 | 1068 | |
| 845 | | const void tg07_0(arm_state *arm, UINT32 pc, UINT32 op) /* Store */ |
| 1069 | void arm7_cpu_device::tg07_0(UINT32 pc, UINT32 op) /* Store */ |
| 846 | 1070 | { |
| 847 | 1071 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 848 | 1072 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 849 | 1073 | INT32 offs = (op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT; |
| 850 | | WRITE8(GET_REGISTER(arm, rn) + offs, GET_REGISTER(arm, rd)); |
| 1074 | WRITE8(GET_REGISTER(rn) + offs, GET_REGISTER(rd)); |
| 851 | 1075 | R15 += 2; |
| 852 | 1076 | } |
| 853 | 1077 | |
| 854 | | const void tg07_1(arm_state *arm, UINT32 pc, UINT32 op) /* Load */ |
| 1078 | void arm7_cpu_device::tg07_1(UINT32 pc, UINT32 op) /* Load */ |
| 855 | 1079 | { |
| 856 | 1080 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 857 | 1081 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 858 | 1082 | INT32 offs = (op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT; |
| 859 | | SET_REGISTER(arm, rd, READ8(GET_REGISTER(arm, rn) + offs)); |
| 1083 | SET_REGISTER(rd, READ8(GET_REGISTER(rn) + offs)); |
| 860 | 1084 | R15 += 2; |
| 861 | 1085 | } |
| 862 | 1086 | |
| 863 | 1087 | /* Load/Store Halfword */ |
| 864 | 1088 | |
| 865 | | const void tg08_0(arm_state *arm, UINT32 pc, UINT32 op) /* Store */ |
| 1089 | void arm7_cpu_device::tg08_0(UINT32 pc, UINT32 op) /* Store */ |
| 866 | 1090 | { |
| 867 | 1091 | UINT32 imm = (op & THUMB_HALFOP_OFFS) >> THUMB_HALFOP_OFFS_SHIFT; |
| 868 | 1092 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 869 | 1093 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 870 | | WRITE16(GET_REGISTER(arm, rs) + (imm << 1), GET_REGISTER(arm, rd)); |
| 1094 | WRITE16(GET_REGISTER(rs) + (imm << 1), GET_REGISTER(rd)); |
| 871 | 1095 | R15 += 2; |
| 872 | 1096 | } |
| 873 | 1097 | |
| 874 | | const void tg08_1(arm_state *arm, UINT32 pc, UINT32 op) /* Load */ |
| 1098 | void arm7_cpu_device::tg08_1(UINT32 pc, UINT32 op) /* Load */ |
| 875 | 1099 | { |
| 876 | 1100 | UINT32 imm = (op & THUMB_HALFOP_OFFS) >> THUMB_HALFOP_OFFS_SHIFT; |
| 877 | 1101 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 878 | 1102 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 879 | | SET_REGISTER(arm, rd, READ16(GET_REGISTER(arm, rs) + (imm << 1))); |
| 1103 | SET_REGISTER(rd, READ16(GET_REGISTER(rs) + (imm << 1))); |
| 880 | 1104 | R15 += 2; |
| 881 | 1105 | } |
| 882 | 1106 | |
| 883 | 1107 | /* Stack-Relative Load/Store */ |
| 884 | 1108 | |
| 885 | | const void tg09_0(arm_state *arm, UINT32 pc, UINT32 op) /* Store */ |
| 1109 | void arm7_cpu_device::tg09_0(UINT32 pc, UINT32 op) /* Store */ |
| 886 | 1110 | { |
| 887 | 1111 | UINT32 rd = (op & THUMB_STACKOP_RD) >> THUMB_STACKOP_RD_SHIFT; |
| 888 | 1112 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM); |
| 889 | | WRITE32(GET_REGISTER(arm, 13) + ((UINT32)offs << 2), GET_REGISTER(arm, rd)); |
| 1113 | WRITE32(GET_REGISTER(13) + ((UINT32)offs << 2), GET_REGISTER(rd)); |
| 890 | 1114 | R15 += 2; |
| 891 | 1115 | } |
| 892 | 1116 | |
| 893 | | const void tg09_1(arm_state *arm, UINT32 pc, UINT32 op) /* Load */ |
| 1117 | void arm7_cpu_device::tg09_1(UINT32 pc, UINT32 op) /* Load */ |
| 894 | 1118 | { |
| 895 | 1119 | UINT32 rd = (op & THUMB_STACKOP_RD) >> THUMB_STACKOP_RD_SHIFT; |
| 896 | 1120 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM); |
| 897 | | UINT32 readword = READ32(GET_REGISTER(arm, 13) + ((UINT32)offs << 2)); |
| 898 | | SET_REGISTER(arm, rd, readword); |
| 1121 | UINT32 readword = READ32(GET_REGISTER(13) + ((UINT32)offs << 2)); |
| 1122 | SET_REGISTER(rd, readword); |
| 899 | 1123 | R15 += 2; |
| 900 | 1124 | } |
| 901 | 1125 | |
| 902 | 1126 | /* Get relative address */ |
| 903 | 1127 | |
| 904 | | const void tg0a_0(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, PC, #nn */ |
| 1128 | void arm7_cpu_device::tg0a_0(UINT32 pc, UINT32 op) /* ADD Rd, PC, #nn */ |
| 905 | 1129 | { |
| 906 | 1130 | UINT32 rd = (op & THUMB_RELADDR_RD) >> THUMB_RELADDR_RD_SHIFT; |
| 907 | 1131 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM) << 2; |
| 908 | | SET_REGISTER(arm, rd, ((R15 + 4) & ~2) + offs); |
| 1132 | SET_REGISTER(rd, ((R15 + 4) & ~2) + offs); |
| 909 | 1133 | R15 += 2; |
| 910 | 1134 | } |
| 911 | 1135 | |
| 912 | | const void tg0a_1(arm_state *arm, UINT32 pc, UINT32 op) /* ADD Rd, SP, #nn */ |
| 1136 | void arm7_cpu_device::tg0a_1(UINT32 pc, UINT32 op) /* ADD Rd, SP, #nn */ |
| 913 | 1137 | { |
| 914 | 1138 | UINT32 rd = (op & THUMB_RELADDR_RD) >> THUMB_RELADDR_RD_SHIFT; |
| 915 | 1139 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM) << 2; |
| 916 | | SET_REGISTER(arm, rd, GET_REGISTER(arm, 13) + offs); |
| 1140 | SET_REGISTER(rd, GET_REGISTER(13) + offs); |
| 917 | 1141 | R15 += 2; |
| 918 | 1142 | } |
| 919 | 1143 | |
| 920 | 1144 | /* Stack-Related Opcodes */ |
| 921 | 1145 | |
| 922 | | const void tg0b_0(arm_state *arm, UINT32 pc, UINT32 op) /* ADD SP, #imm */ |
| 1146 | void arm7_cpu_device::tg0b_0(UINT32 pc, UINT32 op) /* ADD SP, #imm */ |
| 923 | 1147 | { |
| 924 | 1148 | UINT32 addr = (op & THUMB_INSN_IMM); |
| 925 | 1149 | addr &= ~THUMB_INSN_IMM_S; |
| 926 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) + ((op & THUMB_INSN_IMM_S) ? -(addr << 2) : (addr << 2))); |
| 1150 | SET_REGISTER(13, GET_REGISTER(13) + ((op & THUMB_INSN_IMM_S) ? -(addr << 2) : (addr << 2))); |
| 927 | 1151 | R15 += 2; |
| 928 | 1152 | } |
| 929 | 1153 | |
| 930 | | const void tg0b_1(arm_state *arm, UINT32 pc, UINT32 op) |
| 1154 | void arm7_cpu_device::tg0b_1(UINT32 pc, UINT32 op) |
| 931 | 1155 | { |
| 932 | 1156 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 933 | 1157 | } |
| 934 | 1158 | |
| 935 | | const void tg0b_2(arm_state *arm, UINT32 pc, UINT32 op) |
| 1159 | void arm7_cpu_device::tg0b_2(UINT32 pc, UINT32 op) |
| 936 | 1160 | { |
| 937 | 1161 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 938 | 1162 | } |
| 939 | 1163 | |
| 940 | | const void tg0b_3(arm_state *arm, UINT32 pc, UINT32 op) |
| 1164 | void arm7_cpu_device::tg0b_3(UINT32 pc, UINT32 op) |
| 941 | 1165 | { |
| 942 | 1166 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 943 | 1167 | } |
| 944 | 1168 | |
| 945 | | const void tg0b_4(arm_state *arm, UINT32 pc, UINT32 op) /* PUSH {Rlist} */ |
| 1169 | void arm7_cpu_device::tg0b_4(UINT32 pc, UINT32 op) /* PUSH {Rlist} */ |
| 946 | 1170 | { |
| 947 | 1171 | for (INT32 offs = 7; offs >= 0; offs--) |
| 948 | 1172 | { |
| 949 | 1173 | if (op & (1 << offs)) |
| 950 | 1174 | { |
| 951 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) - 4); |
| 952 | | WRITE32(GET_REGISTER(arm, 13), GET_REGISTER(arm, offs)); |
| 1175 | SET_REGISTER(13, GET_REGISTER(13) - 4); |
| 1176 | WRITE32(GET_REGISTER(13), GET_REGISTER(offs)); |
| 953 | 1177 | } |
| 954 | 1178 | } |
| 955 | 1179 | R15 += 2; |
| 956 | 1180 | } |
| 957 | 1181 | |
| 958 | | const void tg0b_5(arm_state *arm, UINT32 pc, UINT32 op) /* PUSH {Rlist}{LR} */ |
| 1182 | void arm7_cpu_device::tg0b_5(UINT32 pc, UINT32 op) /* PUSH {Rlist}{LR} */ |
| 959 | 1183 | { |
| 960 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) - 4); |
| 961 | | WRITE32(GET_REGISTER(arm, 13), GET_REGISTER(arm, 14)); |
| 1184 | SET_REGISTER(13, GET_REGISTER(13) - 4); |
| 1185 | WRITE32(GET_REGISTER(13), GET_REGISTER(14)); |
| 962 | 1186 | for (INT32 offs = 7; offs >= 0; offs--) |
| 963 | 1187 | { |
| 964 | 1188 | if (op & (1 << offs)) |
| 965 | 1189 | { |
| 966 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) - 4); |
| 967 | | WRITE32(GET_REGISTER(arm, 13), GET_REGISTER(arm, offs)); |
| 1190 | SET_REGISTER(13, GET_REGISTER(13) - 4); |
| 1191 | WRITE32(GET_REGISTER(13), GET_REGISTER(offs)); |
| 968 | 1192 | } |
| 969 | 1193 | } |
| 970 | 1194 | R15 += 2; |
| 971 | 1195 | } |
| 972 | 1196 | |
| 973 | | const void tg0b_6(arm_state *arm, UINT32 pc, UINT32 op) |
| 1197 | void arm7_cpu_device::tg0b_6(UINT32 pc, UINT32 op) |
| 974 | 1198 | { |
| 975 | 1199 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 976 | 1200 | } |
| 977 | 1201 | |
| 978 | | const void tg0b_7(arm_state *arm, UINT32 pc, UINT32 op) |
| 1202 | void arm7_cpu_device::tg0b_7(UINT32 pc, UINT32 op) |
| 979 | 1203 | { |
| 980 | 1204 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 981 | 1205 | } |
| 982 | 1206 | |
| 983 | | const void tg0b_8(arm_state *arm, UINT32 pc, UINT32 op) |
| 1207 | void arm7_cpu_device::tg0b_8(UINT32 pc, UINT32 op) |
| 984 | 1208 | { |
| 985 | 1209 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 986 | 1210 | } |
| 987 | 1211 | |
| 988 | | const void tg0b_9(arm_state *arm, UINT32 pc, UINT32 op) |
| 1212 | void arm7_cpu_device::tg0b_9(UINT32 pc, UINT32 op) |
| 989 | 1213 | { |
| 990 | 1214 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 991 | 1215 | } |
| 992 | 1216 | |
| 993 | | const void tg0b_a(arm_state *arm, UINT32 pc, UINT32 op) |
| 1217 | void arm7_cpu_device::tg0b_a(UINT32 pc, UINT32 op) |
| 994 | 1218 | { |
| 995 | 1219 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 996 | 1220 | } |
| 997 | 1221 | |
| 998 | | const void tg0b_b(arm_state *arm, UINT32 pc, UINT32 op) |
| 1222 | void arm7_cpu_device::tg0b_b(UINT32 pc, UINT32 op) |
| 999 | 1223 | { |
| 1000 | 1224 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1001 | 1225 | } |
| 1002 | 1226 | |
| 1003 | | const void tg0b_c(arm_state *arm, UINT32 pc, UINT32 op) /* POP {Rlist} */ |
| 1227 | void arm7_cpu_device::tg0b_c(UINT32 pc, UINT32 op) /* POP {Rlist} */ |
| 1004 | 1228 | { |
| 1005 | 1229 | for (INT32 offs = 0; offs < 8; offs++) |
| 1006 | 1230 | { |
| 1007 | 1231 | if (op & (1 << offs)) |
| 1008 | 1232 | { |
| 1009 | | SET_REGISTER(arm, offs, READ32(GET_REGISTER(arm, 13))); |
| 1010 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) + 4); |
| 1233 | SET_REGISTER(offs, READ32(GET_REGISTER(13))); |
| 1234 | SET_REGISTER(13, GET_REGISTER(13) + 4); |
| 1011 | 1235 | } |
| 1012 | 1236 | } |
| 1013 | 1237 | R15 += 2; |
| 1014 | 1238 | } |
| 1015 | 1239 | |
| 1016 | | const void tg0b_d(arm_state *arm, UINT32 pc, UINT32 op) /* POP {Rlist}{PC} */ |
| 1240 | void arm7_cpu_device::tg0b_d(UINT32 pc, UINT32 op) /* POP {Rlist}{PC} */ |
| 1017 | 1241 | { |
| 1018 | 1242 | for (INT32 offs = 0; offs < 8; offs++) |
| 1019 | 1243 | { |
| 1020 | 1244 | if (op & (1 << offs)) |
| 1021 | 1245 | { |
| 1022 | | SET_REGISTER(arm, offs, READ32(GET_REGISTER(arm, 13))); |
| 1023 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) + 4); |
| 1246 | SET_REGISTER(offs, READ32(GET_REGISTER(13))); |
| 1247 | SET_REGISTER(13, GET_REGISTER(13) + 4); |
| 1024 | 1248 | } |
| 1025 | 1249 | } |
| 1026 | | UINT32 addr = READ32(GET_REGISTER(arm, 13)); |
| 1027 | | if (arm->archRev < 5) |
| 1250 | UINT32 addr = READ32(GET_REGISTER(13)); |
| 1251 | if (m_archRev < 5) |
| 1028 | 1252 | { |
| 1029 | 1253 | R15 = addr & ~1; |
| 1030 | 1254 | } |
| r24074 | r24075 | |
| 1045 | 1269 | |
| 1046 | 1270 | R15 = addr; |
| 1047 | 1271 | } |
| 1048 | | SET_REGISTER(arm, 13, GET_REGISTER(arm, 13) + 4); |
| 1272 | SET_REGISTER(13, GET_REGISTER(13) + 4); |
| 1049 | 1273 | } |
| 1050 | 1274 | |
| 1051 | | const void tg0b_e(arm_state *arm, UINT32 pc, UINT32 op) |
| 1275 | void arm7_cpu_device::tg0b_e(UINT32 pc, UINT32 op) |
| 1052 | 1276 | { |
| 1053 | 1277 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1054 | 1278 | } |
| 1055 | 1279 | |
| 1056 | | const void tg0b_f(arm_state *arm, UINT32 pc, UINT32 op) |
| 1280 | void arm7_cpu_device::tg0b_f(UINT32 pc, UINT32 op) |
| 1057 | 1281 | { |
| 1058 | 1282 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1059 | 1283 | } |
| r24074 | r24075 | |
| 1066 | 1290 | // GBA "BB Ball" performs an unaligned read with A[1:0] = 2 and expects A[1] not to be ignored [BP 800B90A,(R4&3)!=0] |
| 1067 | 1291 | // GBA "Gadget Racers" performs an unaligned read with A[1:0] = 1 and expects A[0] to be ignored [BP B72,(R0&3)!=0] |
| 1068 | 1292 | |
| 1069 | | const void tg0c_0(arm_state *arm, UINT32 pc, UINT32 op) /* Store */ |
| 1293 | void arm7_cpu_device::tg0c_0(UINT32 pc, UINT32 op) /* Store */ |
| 1070 | 1294 | { |
| 1071 | 1295 | UINT32 rd = (op & THUMB_MULTLS_BASE) >> THUMB_MULTLS_BASE_SHIFT; |
| 1072 | | UINT32 ld_st_address = GET_REGISTER(arm, rd); |
| 1296 | UINT32 ld_st_address = GET_REGISTER(rd); |
| 1073 | 1297 | for (INT32 offs = 0; offs < 8; offs++) |
| 1074 | 1298 | { |
| 1075 | 1299 | if (op & (1 << offs)) |
| 1076 | 1300 | { |
| 1077 | | WRITE32(ld_st_address & ~3, GET_REGISTER(arm, offs)); |
| 1301 | WRITE32(ld_st_address & ~3, GET_REGISTER(offs)); |
| 1078 | 1302 | ld_st_address += 4; |
| 1079 | 1303 | } |
| 1080 | 1304 | } |
| 1081 | | SET_REGISTER(arm, rd, ld_st_address); |
| 1305 | SET_REGISTER(rd, ld_st_address); |
| 1082 | 1306 | R15 += 2; |
| 1083 | 1307 | } |
| 1084 | 1308 | |
| 1085 | | const void tg0c_1(arm_state *arm, UINT32 pc, UINT32 op) /* Load */ |
| 1309 | void arm7_cpu_device::tg0c_1(UINT32 pc, UINT32 op) /* Load */ |
| 1086 | 1310 | { |
| 1087 | 1311 | UINT32 rd = (op & THUMB_MULTLS_BASE) >> THUMB_MULTLS_BASE_SHIFT; |
| 1088 | 1312 | int rd_in_list = op & (1 << rd); |
| 1089 | | UINT32 ld_st_address = GET_REGISTER(arm, rd); |
| 1313 | UINT32 ld_st_address = GET_REGISTER(rd); |
| 1090 | 1314 | for (INT32 offs = 0; offs < 8; offs++) |
| 1091 | 1315 | { |
| 1092 | 1316 | if (op & (1 << offs)) |
| 1093 | 1317 | { |
| 1094 | | SET_REGISTER(arm, offs, READ32(ld_st_address & ~1)); |
| 1318 | SET_REGISTER(offs, READ32(ld_st_address & ~1)); |
| 1095 | 1319 | ld_st_address += 4; |
| 1096 | 1320 | } |
| 1097 | 1321 | } |
| 1098 | 1322 | if (!rd_in_list) |
| 1099 | 1323 | { |
| 1100 | | SET_REGISTER(arm, rd, ld_st_address); |
| 1324 | SET_REGISTER(rd, ld_st_address); |
| 1101 | 1325 | } |
| 1102 | 1326 | R15 += 2; |
| 1103 | 1327 | } |
| 1104 | 1328 | |
| 1105 | 1329 | /* Conditional Branch */ |
| 1106 | 1330 | |
| 1107 | | const void tg0d_0(arm_state *arm, UINT32 pc, UINT32 op) // COND_EQ: |
| 1331 | void arm7_cpu_device::tg0d_0(UINT32 pc, UINT32 op) // COND_EQ: |
| 1108 | 1332 | { |
| 1109 | 1333 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1110 | 1334 | if (Z_IS_SET(GET_CPSR)) |
| r24074 | r24075 | |
| 1118 | 1342 | |
| 1119 | 1343 | } |
| 1120 | 1344 | |
| 1121 | | const void tg0d_1(arm_state *arm, UINT32 pc, UINT32 op) // COND_NE: |
| 1345 | void arm7_cpu_device::tg0d_1(UINT32 pc, UINT32 op) // COND_NE: |
| 1122 | 1346 | { |
| 1123 | 1347 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1124 | 1348 | if (Z_IS_CLEAR(GET_CPSR)) |
| r24074 | r24075 | |
| 1131 | 1355 | } |
| 1132 | 1356 | } |
| 1133 | 1357 | |
| 1134 | | const void tg0d_2(arm_state *arm, UINT32 pc, UINT32 op) // COND_CS: |
| 1358 | void arm7_cpu_device::tg0d_2(UINT32 pc, UINT32 op) // COND_CS: |
| 1135 | 1359 | { |
| 1136 | 1360 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1137 | 1361 | if (C_IS_SET(GET_CPSR)) |
| r24074 | r24075 | |
| 1144 | 1368 | } |
| 1145 | 1369 | } |
| 1146 | 1370 | |
| 1147 | | const void tg0d_3(arm_state *arm, UINT32 pc, UINT32 op) // COND_CC: |
| 1371 | void arm7_cpu_device::tg0d_3(UINT32 pc, UINT32 op) // COND_CC: |
| 1148 | 1372 | { |
| 1149 | 1373 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1150 | 1374 | if (C_IS_CLEAR(GET_CPSR)) |
| r24074 | r24075 | |
| 1157 | 1381 | } |
| 1158 | 1382 | } |
| 1159 | 1383 | |
| 1160 | | const void tg0d_4(arm_state *arm, UINT32 pc, UINT32 op) // COND_MI: |
| 1384 | void arm7_cpu_device::tg0d_4(UINT32 pc, UINT32 op) // COND_MI: |
| 1161 | 1385 | { |
| 1162 | 1386 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1163 | 1387 | if (N_IS_SET(GET_CPSR)) |
| r24074 | r24075 | |
| 1170 | 1394 | } |
| 1171 | 1395 | } |
| 1172 | 1396 | |
| 1173 | | const void tg0d_5(arm_state *arm, UINT32 pc, UINT32 op) // COND_PL: |
| 1397 | void arm7_cpu_device::tg0d_5(UINT32 pc, UINT32 op) // COND_PL: |
| 1174 | 1398 | { |
| 1175 | 1399 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1176 | 1400 | if (N_IS_CLEAR(GET_CPSR)) |
| r24074 | r24075 | |
| 1183 | 1407 | } |
| 1184 | 1408 | } |
| 1185 | 1409 | |
| 1186 | | const void tg0d_6(arm_state *arm, UINT32 pc, UINT32 op) // COND_VS: |
| 1410 | void arm7_cpu_device::tg0d_6(UINT32 pc, UINT32 op) // COND_VS: |
| 1187 | 1411 | { |
| 1188 | 1412 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1189 | 1413 | if (V_IS_SET(GET_CPSR)) |
| r24074 | r24075 | |
| 1196 | 1420 | } |
| 1197 | 1421 | } |
| 1198 | 1422 | |
| 1199 | | const void tg0d_7(arm_state *arm, UINT32 pc, UINT32 op) // COND_VC: |
| 1423 | void arm7_cpu_device::tg0d_7(UINT32 pc, UINT32 op) // COND_VC: |
| 1200 | 1424 | { |
| 1201 | 1425 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1202 | 1426 | if (V_IS_CLEAR(GET_CPSR)) |
| r24074 | r24075 | |
| 1209 | 1433 | } |
| 1210 | 1434 | } |
| 1211 | 1435 | |
| 1212 | | const void tg0d_8(arm_state *arm, UINT32 pc, UINT32 op) // COND_HI: |
| 1436 | void arm7_cpu_device::tg0d_8(UINT32 pc, UINT32 op) // COND_HI: |
| 1213 | 1437 | { |
| 1214 | 1438 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1215 | 1439 | if (C_IS_SET(GET_CPSR) && Z_IS_CLEAR(GET_CPSR)) |
| r24074 | r24075 | |
| 1222 | 1446 | } |
| 1223 | 1447 | } |
| 1224 | 1448 | |
| 1225 | | const void tg0d_9(arm_state *arm, UINT32 pc, UINT32 op) // COND_LS: |
| 1449 | void arm7_cpu_device::tg0d_9(UINT32 pc, UINT32 op) // COND_LS: |
| 1226 | 1450 | { |
| 1227 | 1451 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1228 | 1452 | if (C_IS_CLEAR(GET_CPSR) || Z_IS_SET(GET_CPSR)) |
| r24074 | r24075 | |
| 1235 | 1459 | } |
| 1236 | 1460 | } |
| 1237 | 1461 | |
| 1238 | | const void tg0d_a(arm_state *arm, UINT32 pc, UINT32 op) // COND_GE: |
| 1462 | void arm7_cpu_device::tg0d_a(UINT32 pc, UINT32 op) // COND_GE: |
| 1239 | 1463 | { |
| 1240 | 1464 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1241 | 1465 | if (!(GET_CPSR & N_MASK) == !(GET_CPSR & V_MASK)) |
| r24074 | r24075 | |
| 1248 | 1472 | } |
| 1249 | 1473 | } |
| 1250 | 1474 | |
| 1251 | | const void tg0d_b(arm_state *arm, UINT32 pc, UINT32 op) // COND_LT: |
| 1475 | void arm7_cpu_device::tg0d_b(UINT32 pc, UINT32 op) // COND_LT: |
| 1252 | 1476 | { |
| 1253 | 1477 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1254 | 1478 | if (!(GET_CPSR & N_MASK) != !(GET_CPSR & V_MASK)) |
| r24074 | r24075 | |
| 1261 | 1485 | } |
| 1262 | 1486 | } |
| 1263 | 1487 | |
| 1264 | | const void tg0d_c(arm_state *arm, UINT32 pc, UINT32 op) // COND_GT: |
| 1488 | void arm7_cpu_device::tg0d_c(UINT32 pc, UINT32 op) // COND_GT: |
| 1265 | 1489 | { |
| 1266 | 1490 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1267 | 1491 | if (Z_IS_CLEAR(GET_CPSR) && !(GET_CPSR & N_MASK) == !(GET_CPSR & V_MASK)) |
| r24074 | r24075 | |
| 1274 | 1498 | } |
| 1275 | 1499 | } |
| 1276 | 1500 | |
| 1277 | | const void tg0d_d(arm_state *arm, UINT32 pc, UINT32 op) // COND_LE: |
| 1501 | void arm7_cpu_device::tg0d_d(UINT32 pc, UINT32 op) // COND_LE: |
| 1278 | 1502 | { |
| 1279 | 1503 | INT32 offs = (INT8)(op & THUMB_INSN_IMM); |
| 1280 | 1504 | if (Z_IS_SET(GET_CPSR) || !(GET_CPSR & N_MASK) != !(GET_CPSR & V_MASK)) |
| r24074 | r24075 | |
| 1287 | 1511 | } |
| 1288 | 1512 | } |
| 1289 | 1513 | |
| 1290 | | const void tg0d_e(arm_state *arm, UINT32 pc, UINT32 op) // COND_AL: |
| 1514 | void arm7_cpu_device::tg0d_e(UINT32 pc, UINT32 op) // COND_AL: |
| 1291 | 1515 | { |
| 1292 | 1516 | fatalerror("%08x: Undefined Thumb instruction: %04x (ARM9 reserved)\n", pc, op); |
| 1293 | 1517 | } |
| 1294 | 1518 | |
| 1295 | | const void tg0d_f(arm_state *arm, UINT32 pc, UINT32 op) // COND_NV: // SWI (this is sort of a "hole" in the opcode encoding) |
| 1519 | void arm7_cpu_device::tg0d_f(UINT32 pc, UINT32 op) // COND_NV: // SWI (this is sort of a "hole" in the opcode encoding) |
| 1296 | 1520 | { |
| 1297 | | arm->pendingSwi = 1; |
| 1521 | m_pendingSwi = 1; |
| 1298 | 1522 | ARM7_CHECKIRQ; |
| 1299 | 1523 | } |
| 1300 | 1524 | |
| 1301 | 1525 | /* B #offs */ |
| 1302 | 1526 | |
| 1303 | | const void tg0e_0(arm_state *arm, UINT32 pc, UINT32 op) |
| 1527 | void arm7_cpu_device::tg0e_0(UINT32 pc, UINT32 op) |
| 1304 | 1528 | { |
| 1305 | 1529 | INT32 offs = (op & THUMB_BRANCH_OFFS) << 1; |
| 1306 | 1530 | if (offs & 0x00000800) |
| r24074 | r24075 | |
| 1310 | 1534 | R15 += 4 + offs; |
| 1311 | 1535 | } |
| 1312 | 1536 | |
| 1313 | | const void tg0e_1(arm_state *arm, UINT32 pc, UINT32 op) |
| 1537 | void arm7_cpu_device::tg0e_1(UINT32 pc, UINT32 op) |
| 1314 | 1538 | { |
| 1315 | | UINT32 addr = GET_REGISTER(arm, 14); |
| 1539 | UINT32 addr = GET_REGISTER(14); |
| 1316 | 1540 | addr += (op & THUMB_BLOP_OFFS) << 1; |
| 1317 | 1541 | addr &= 0xfffffffc; |
| 1318 | | SET_REGISTER(arm, 14, (R15 + 4) | 1); |
| 1542 | SET_REGISTER(14, (R15 + 4) | 1); |
| 1319 | 1543 | R15 = addr; |
| 1320 | 1544 | } |
| 1321 | 1545 | |
| 1322 | 1546 | /* BL */ |
| 1323 | 1547 | |
| 1324 | | const void tg0f_0(arm_state *arm, UINT32 pc, UINT32 op) |
| 1548 | void arm7_cpu_device::tg0f_0(UINT32 pc, UINT32 op) |
| 1325 | 1549 | { |
| 1326 | 1550 | UINT32 addr = (op & THUMB_BLOP_OFFS) << 12; |
| 1327 | 1551 | if (addr & (1 << 22)) |
| r24074 | r24075 | |
| 1329 | 1553 | addr |= 0xff800000; |
| 1330 | 1554 | } |
| 1331 | 1555 | addr += R15 + 4; |
| 1332 | | SET_REGISTER(arm, 14, addr); |
| 1556 | SET_REGISTER(14, addr); |
| 1333 | 1557 | R15 += 2; |
| 1334 | 1558 | } |
| 1335 | 1559 | |
| 1336 | | const void tg0f_1(arm_state *arm, UINT32 pc, UINT32 op) /* BL */ |
| 1560 | void arm7_cpu_device::tg0f_1(UINT32 pc, UINT32 op) /* BL */ |
| 1337 | 1561 | { |
| 1338 | | UINT32 addr = GET_REGISTER(arm, 14) & ~1; |
| 1562 | UINT32 addr = GET_REGISTER(14) & ~1; |
| 1339 | 1563 | addr += (op & THUMB_BLOP_OFFS) << 1; |
| 1340 | | SET_REGISTER(arm, 14, (R15 + 2) | 1); |
| 1564 | SET_REGISTER(14, (R15 + 2) | 1); |
| 1341 | 1565 | R15 = addr; |
| 1342 | 1566 | //R15 += 2; |
| 1343 | 1567 | } |
trunk/src/emu/cpu/arm7/arm7tdrc.c
| r24074 | r24075 | |
| 1 | 1 | #include "emu.h" |
| 2 | 2 | #include "arm7core.h" |
| 3 | | #include "arm7thmb.h" |
| 4 | 3 | #include "arm7help.h" |
| 5 | 4 | |
| 6 | | #ifdef ARM7_USE_DRC |
| 7 | 5 | |
| 8 | | arm7thumb_drcophandler drcthumb_handler[0x40*0x10] = |
| 6 | const arm7_cpu_device::arm7thumb_drcophandler arm7_cpu_device::drcthumb_handler[0x40*0x10] = |
| 9 | 7 | { |
| 10 | 8 | // #define THUMB_SHIFT_R ((UINT16)0x0800) |
| 11 | | drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, |
| 12 | | drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, |
| 13 | | drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, |
| 14 | | drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, drctg00_0, |
| 15 | | drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, |
| 16 | | drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, |
| 17 | | drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, |
| 18 | | drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, drctg00_1, |
| 9 | &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, |
| 10 | &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, |
| 11 | &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, |
| 12 | &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, &arm7_cpu_device::drctg00_0, |
| 13 | &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, |
| 14 | &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, |
| 15 | &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, |
| 16 | &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, &arm7_cpu_device::drctg00_1, |
| 19 | 17 | // #define THUMB_INSN_ADDSUB ((UINT16)0x0800) // #define THUMB_ADDSUB_TYPE ((UINT16)0x0600) |
| 20 | | drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, |
| 21 | | drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, |
| 22 | | drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, |
| 23 | | drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, drctg01_0, |
| 24 | | drctg01_10, drctg01_10, drctg01_10, drctg01_10, drctg01_10, drctg01_10, drctg01_10, drctg01_10, |
| 25 | | drctg01_11, drctg01_11, drctg01_11, drctg01_11, drctg01_11, drctg01_11, drctg01_11, drctg01_11, |
| 26 | | drctg01_12, drctg01_12, drctg01_12, drctg01_12, drctg01_12, drctg01_12, drctg01_12, drctg01_12, |
| 27 | | drctg01_13, drctg01_13, drctg01_13, drctg01_13, drctg01_13, drctg01_13, drctg01_13, drctg01_13, |
| 18 | &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, |
| 19 | &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, |
| 20 | &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, |
| 21 | &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, &arm7_cpu_device::drctg01_0, |
| 22 | &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, &arm7_cpu_device::drctg01_10, |
| 23 | &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, &arm7_cpu_device::drctg01_11, |
| 24 | &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, &arm7_cpu_device::drctg01_12, |
| 25 | &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, &arm7_cpu_device::drctg01_13, |
| 28 | 26 | // #define THUMB_INSN_CMP ((UINT16)0x0800) |
| 29 | | drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, |
| 30 | | drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, |
| 31 | | drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, |
| 32 | | drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, drctg02_0, |
| 33 | | drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, |
| 34 | | drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, |
| 35 | | drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, |
| 36 | | drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, drctg02_1, |
| 27 | &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, |
| 28 | &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, |
| 29 | &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, |
| 30 | &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, &arm7_cpu_device::drctg02_0, |
| 31 | &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, |
| 32 | &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, |
| 33 | &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, |
| 34 | &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, &arm7_cpu_device::drctg02_1, |
| 37 | 35 | // #define THUMB_INSN_SUB ((UINT16)0x0800) |
| 38 | | drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, |
| 39 | | drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, |
| 40 | | drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, |
| 41 | | drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, drctg03_0, |
| 42 | | drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, |
| 43 | | drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, |
| 44 | | drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, |
| 45 | | drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, drctg03_1, |
| 36 | &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, |
| 37 | &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, |
| 38 | &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, |
| 39 | &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, &arm7_cpu_device::drctg03_0, |
| 40 | &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, |
| 41 | &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, |
| 42 | &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, |
| 43 | &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, &arm7_cpu_device::drctg03_1, |
| 46 | 44 | //#define THUMB_GROUP4_TYPE ((UINT16)0x0c00) //#define THUMB_ALUOP_TYPE ((UINT16)0x03c0) // #define THUMB_HIREG_OP ((UINT16)0x0300) // #define THUMB_HIREG_H ((UINT16)0x00c0) |
| 47 | | drctg04_00_00, drctg04_00_01, drctg04_00_02, drctg04_00_03, drctg04_00_04, drctg04_00_05, drctg04_00_06, drctg04_00_07, |
| 48 | | drctg04_00_08, drctg04_00_09, drctg04_00_0a, drctg04_00_0b, drctg04_00_0c, drctg04_00_0d, drctg04_00_0e, drctg04_00_0f, |
| 49 | | drctg04_01_00, drctg04_01_01, drctg04_01_02, drctg04_01_03, drctg04_01_10, drctg04_01_11, drctg04_01_12, drctg04_01_13, |
| 50 | | drctg04_01_20, drctg04_01_21, drctg04_01_22, drctg04_01_23, drctg04_01_30, drctg04_01_31, drctg04_01_32, drctg04_01_33, |
| 51 | | drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, |
| 52 | | drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, |
| 53 | | drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, |
| 54 | | drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, drctg04_0203, |
| 45 | &arm7_cpu_device::drctg04_00_00, &arm7_cpu_device::drctg04_00_01, &arm7_cpu_device::drctg04_00_02, &arm7_cpu_device::drctg04_00_03, &arm7_cpu_device::drctg04_00_04, &arm7_cpu_device::drctg04_00_05, &arm7_cpu_device::drctg04_00_06, &arm7_cpu_device::drctg04_00_07, |
| 46 | &arm7_cpu_device::drctg04_00_08, &arm7_cpu_device::drctg04_00_09, &arm7_cpu_device::drctg04_00_0a, &arm7_cpu_device::drctg04_00_0b, &arm7_cpu_device::drctg04_00_0c, &arm7_cpu_device::drctg04_00_0d, &arm7_cpu_device::drctg04_00_0e, &arm7_cpu_device::drctg04_00_0f, |
| 47 | &arm7_cpu_device::drctg04_01_00, &arm7_cpu_device::drctg04_01_01, &arm7_cpu_device::drctg04_01_02, &arm7_cpu_device::drctg04_01_03, &arm7_cpu_device::drctg04_01_10, &arm7_cpu_device::drctg04_01_11, &arm7_cpu_device::drctg04_01_12, &arm7_cpu_device::drctg04_01_13, |
| 48 | &arm7_cpu_device::drctg04_01_20, &arm7_cpu_device::drctg04_01_21, &arm7_cpu_device::drctg04_01_22, &arm7_cpu_device::drctg04_01_23, &arm7_cpu_device::drctg04_01_30, &arm7_cpu_device::drctg04_01_31, &arm7_cpu_device::drctg04_01_32, &arm7_cpu_device::drctg04_01_33, |
| 49 | &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, |
| 50 | &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, |
| 51 | &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, |
| 52 | &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, &arm7_cpu_device::drctg04_0203, |
| 55 | 53 | //#define THUMB_GROUP5_TYPE ((UINT16)0x0e00) |
| 56 | | drctg05_0, drctg05_0, drctg05_0, drctg05_0, drctg05_0, drctg05_0, drctg05_0, drctg05_0, |
| 57 | | drctg05_1, drctg05_1, drctg05_1, drctg05_1, drctg05_1, drctg05_1, drctg05_1, drctg05_1, |
| 58 | | drctg05_2, drctg05_2, drctg05_2, drctg05_2, drctg05_2, drctg05_2, drctg05_2, drctg05_2, |
| 59 | | drctg05_3, drctg05_3, drctg05_3, drctg05_3, drctg05_3, drctg05_3, drctg05_3, drctg05_3, |
| 60 | | drctg05_4, drctg05_4, drctg05_4, drctg05_4, drctg05_4, drctg05_4, drctg05_4, drctg05_4, |
| 61 | | drctg05_5, drctg05_5, drctg05_5, drctg05_5, drctg05_5, drctg05_5, drctg05_5, drctg05_5, |
| 62 | | drctg05_6, drctg05_6, drctg05_6, drctg05_6, drctg05_6, drctg05_6, drctg05_6, drctg05_6, |
| 63 | | drctg05_7, drctg05_7, drctg05_7, drctg05_7, drctg05_7, drctg05_7, drctg05_7, drctg05_7, |
| 54 | &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, &arm7_cpu_device::drctg05_0, |
| 55 | &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, &arm7_cpu_device::drctg05_1, |
| 56 | &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, &arm7_cpu_device::drctg05_2, |
| 57 | &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, &arm7_cpu_device::drctg05_3, |
| 58 | &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, &arm7_cpu_device::drctg05_4, |
| 59 | &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, &arm7_cpu_device::drctg05_5, |
| 60 | &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, &arm7_cpu_device::drctg05_6, |
| 61 | &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, &arm7_cpu_device::drctg05_7, |
| 64 | 62 | //#define THUMB_LSOP_L ((UINT16)0x0800) |
| 65 | | drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, |
| 66 | | drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, |
| 67 | | drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, |
| 68 | | drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, drctg06_0, |
| 69 | | drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, |
| 70 | | drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, |
| 71 | | drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, |
| 72 | | drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, drctg06_1, |
| 63 | &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, |
| 64 | &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, |
| 65 | &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, |
| 66 | &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, &arm7_cpu_device::drctg06_0, |
| 67 | &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, |
| 68 | &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, |
| 69 | &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, |
| 70 | &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, &arm7_cpu_device::drctg06_1, |
| 73 | 71 | //#define THUMB_LSOP_L ((UINT16)0x0800) |
| 74 | | drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, |
| 75 | | drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, |
| 76 | | drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, |
| 77 | | drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, drctg07_0, |
| 78 | | drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, |
| 79 | | drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, |
| 80 | | drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, |
| 81 | | drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, drctg07_1, |
| 72 | &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, |
| 73 | &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, |
| 74 | &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, |
| 75 | &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, &arm7_cpu_device::drctg07_0, |
| 76 | &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, |
| 77 | &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, |
| 78 | &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, |
| 79 | &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, &arm7_cpu_device::drctg07_1, |
| 82 | 80 | // #define THUMB_HALFOP_L ((UINT16)0x0800) |
| 83 | | drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, |
| 84 | | drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, |
| 85 | | drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, |
| 86 | | drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, drctg08_0, |
| 87 | | drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, |
| 88 | | drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, |
| 89 | | drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, |
| 90 | | drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, drctg08_1, |
| 81 | &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, |
| 82 | &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, |
| 83 | &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, |
| 84 | &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, &arm7_cpu_device::drctg08_0, |
| 85 | &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, |
| 86 | &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, |
| 87 | &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, |
| 88 | &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, &arm7_cpu_device::drctg08_1, |
| 91 | 89 | // #define THUMB_STACKOP_L ((UINT16)0x0800) |
| 92 | | drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, |
| 93 | | drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, |
| 94 | | drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, |
| 95 | | drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, drctg09_0, |
| 96 | | drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, |
| 97 | | drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, |
| 98 | | drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, |
| 99 | | drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, drctg09_1, |
| 90 | &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, |
| 91 | &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, |
| 92 | &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, |
| 93 | &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, &arm7_cpu_device::drctg09_0, |
| 94 | &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, |
| 95 | &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, |
| 96 | &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, |
| 97 | &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, &arm7_cpu_device::drctg09_1, |
| 100 | 98 | // #define THUMB_RELADDR_SP ((UINT16)0x0800) |
| 101 | | drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, |
| 102 | | drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, |
| 103 | | drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, |
| 104 | | drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, drctg0a_0, |
| 105 | | drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, |
| 106 | | drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, |
| 107 | | drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, |
| 108 | | drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, drctg0a_1, |
| 99 | &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, |
| 100 | &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, |
| 101 | &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, |
| 102 | &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, &arm7_cpu_device::drctg0a_0, |
| 103 | &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, |
| 104 | &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, |
| 105 | &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, |
| 106 | &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, &arm7_cpu_device::drctg0a_1, |
| 109 | 107 | // #define THUMB_STACKOP_TYPE ((UINT16)0x0f00) |
| 110 | | drctg0b_0, drctg0b_0, drctg0b_0, drctg0b_0, drctg0b_1, drctg0b_1, drctg0b_1, drctg0b_1, |
| 111 | | drctg0b_2, drctg0b_2, drctg0b_2, drctg0b_2, drctg0b_3, drctg0b_3, drctg0b_3, drctg0b_3, |
| 112 | | drctg0b_4, drctg0b_4, drctg0b_4, drctg0b_4, drctg0b_5, drctg0b_5, drctg0b_5, drctg0b_5, |
| 113 | | drctg0b_6, drctg0b_6, drctg0b_6, drctg0b_6, drctg0b_7, drctg0b_7, drctg0b_7, drctg0b_7, |
| 114 | | drctg0b_8, drctg0b_8, drctg0b_8, drctg0b_8, drctg0b_9, drctg0b_9, drctg0b_9, drctg0b_9, |
| 115 | | drctg0b_a, drctg0b_a, drctg0b_a, drctg0b_a, drctg0b_b, drctg0b_b, drctg0b_b, drctg0b_b, |
| 116 | | drctg0b_c, drctg0b_c, drctg0b_c, drctg0b_c, drctg0b_d, drctg0b_d, drctg0b_d, drctg0b_d, |
| 117 | | drctg0b_e, drctg0b_e, drctg0b_e, drctg0b_e, drctg0b_f, drctg0b_f, drctg0b_f, drctg0b_f, |
| 108 | &arm7_cpu_device::drctg0b_0, &arm7_cpu_device::drctg0b_0, &arm7_cpu_device::drctg0b_0, &arm7_cpu_device::drctg0b_0, &arm7_cpu_device::drctg0b_1, &arm7_cpu_device::drctg0b_1, &arm7_cpu_device::drctg0b_1, &arm7_cpu_device::drctg0b_1, |
| 109 | &arm7_cpu_device::drctg0b_2, &arm7_cpu_device::drctg0b_2, &arm7_cpu_device::drctg0b_2, &arm7_cpu_device::drctg0b_2, &arm7_cpu_device::drctg0b_3, &arm7_cpu_device::drctg0b_3, &arm7_cpu_device::drctg0b_3, &arm7_cpu_device::drctg0b_3, |
| 110 | &arm7_cpu_device::drctg0b_4, &arm7_cpu_device::drctg0b_4, &arm7_cpu_device::drctg0b_4, &arm7_cpu_device::drctg0b_4, &arm7_cpu_device::drctg0b_5, &arm7_cpu_device::drctg0b_5, &arm7_cpu_device::drctg0b_5, &arm7_cpu_device::drctg0b_5, |
| 111 | &arm7_cpu_device::drctg0b_6, &arm7_cpu_device::drctg0b_6, &arm7_cpu_device::drctg0b_6, &arm7_cpu_device::drctg0b_6, &arm7_cpu_device::drctg0b_7, &arm7_cpu_device::drctg0b_7, &arm7_cpu_device::drctg0b_7, &arm7_cpu_device::drctg0b_7, |
| 112 | &arm7_cpu_device::drctg0b_8, &arm7_cpu_device::drctg0b_8, &arm7_cpu_device::drctg0b_8, &arm7_cpu_device::drctg0b_8, &arm7_cpu_device::drctg0b_9, &arm7_cpu_device::drctg0b_9, &arm7_cpu_device::drctg0b_9, &arm7_cpu_device::drctg0b_9, |
| 113 | &arm7_cpu_device::drctg0b_a, &arm7_cpu_device::drctg0b_a, &arm7_cpu_device::drctg0b_a, &arm7_cpu_device::drctg0b_a, &arm7_cpu_device::drctg0b_b, &arm7_cpu_device::drctg0b_b, &arm7_cpu_device::drctg0b_b, &arm7_cpu_device::drctg0b_b, |
| 114 | &arm7_cpu_device::drctg0b_c, &arm7_cpu_device::drctg0b_c, &arm7_cpu_device::drctg0b_c, &arm7_cpu_device::drctg0b_c, &arm7_cpu_device::drctg0b_d, &arm7_cpu_device::drctg0b_d, &arm7_cpu_device::drctg0b_d, &arm7_cpu_device::drctg0b_d, |
| 115 | &arm7_cpu_device::drctg0b_e, &arm7_cpu_device::drctg0b_e, &arm7_cpu_device::drctg0b_e, &arm7_cpu_device::drctg0b_e, &arm7_cpu_device::drctg0b_f, &arm7_cpu_device::drctg0b_f, &arm7_cpu_device::drctg0b_f, &arm7_cpu_device::drctg0b_f, |
| 118 | 116 | // #define THUMB_MULTLS ((UINT16)0x0800) |
| 119 | | drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, |
| 120 | | drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, |
| 121 | | drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, |
| 122 | | drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, drctg0c_0, |
| 123 | | drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, |
| 124 | | drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, |
| 125 | | drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, |
| 126 | | drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, drctg0c_1, |
| 117 | &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, |
| 118 | &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, |
| 119 | &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, |
| 120 | &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, &arm7_cpu_device::drctg0c_0, |
| 121 | &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, |
| 122 | &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, |
| 123 | &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, |
| 124 | &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, &arm7_cpu_device::drctg0c_1, |
| 127 | 125 | // #define THUMB_COND_TYPE ((UINT16)0x0f00) |
| 128 | | drctg0d_0, drctg0d_0, drctg0d_0, drctg0d_0, drctg0d_1, drctg0d_1, drctg0d_1, drctg0d_1, |
| 129 | | drctg0d_2, drctg0d_2, drctg0d_2, drctg0d_2, drctg0d_3, drctg0d_3, drctg0d_3, drctg0d_3, |
| 130 | | drctg0d_4, drctg0d_4, drctg0d_4, drctg0d_4, drctg0d_5, drctg0d_5, drctg0d_5, drctg0d_5, |
| 131 | | drctg0d_6, drctg0d_6, drctg0d_6, drctg0d_6, drctg0d_7, drctg0d_7, drctg0d_7, drctg0d_7, |
| 132 | | drctg0d_8, drctg0d_8, drctg0d_8, drctg0d_8, drctg0d_9, drctg0d_9, drctg0d_9, drctg0d_9, |
| 133 | | drctg0d_a, drctg0d_a, drctg0d_a, drctg0d_a, drctg0d_b, drctg0d_b, drctg0d_b, drctg0d_b, |
| 134 | | drctg0d_c, drctg0d_c, drctg0d_c, drctg0d_c, drctg0d_d, drctg0d_d, drctg0d_d, drctg0d_d, |
| 135 | | drctg0d_e, drctg0d_e, drctg0d_e, drctg0d_e, drctg0d_f, drctg0d_f, drctg0d_f, drctg0d_f, |
| 126 | &arm7_cpu_device::drctg0d_0, &arm7_cpu_device::drctg0d_0, &arm7_cpu_device::drctg0d_0, &arm7_cpu_device::drctg0d_0, &arm7_cpu_device::drctg0d_1, &arm7_cpu_device::drctg0d_1, &arm7_cpu_device::drctg0d_1, &arm7_cpu_device::drctg0d_1, |
| 127 | &arm7_cpu_device::drctg0d_2, &arm7_cpu_device::drctg0d_2, &arm7_cpu_device::drctg0d_2, &arm7_cpu_device::drctg0d_2, &arm7_cpu_device::drctg0d_3, &arm7_cpu_device::drctg0d_3, &arm7_cpu_device::drctg0d_3, &arm7_cpu_device::drctg0d_3, |
| 128 | &arm7_cpu_device::drctg0d_4, &arm7_cpu_device::drctg0d_4, &arm7_cpu_device::drctg0d_4, &arm7_cpu_device::drctg0d_4, &arm7_cpu_device::drctg0d_5, &arm7_cpu_device::drctg0d_5, &arm7_cpu_device::drctg0d_5, &arm7_cpu_device::drctg0d_5, |
| 129 | &arm7_cpu_device::drctg0d_6, &arm7_cpu_device::drctg0d_6, &arm7_cpu_device::drctg0d_6, &arm7_cpu_device::drctg0d_6, &arm7_cpu_device::drctg0d_7, &arm7_cpu_device::drctg0d_7, &arm7_cpu_device::drctg0d_7, &arm7_cpu_device::drctg0d_7, |
| 130 | &arm7_cpu_device::drctg0d_8, &arm7_cpu_device::drctg0d_8, &arm7_cpu_device::drctg0d_8, &arm7_cpu_device::drctg0d_8, &arm7_cpu_device::drctg0d_9, &arm7_cpu_device::drctg0d_9, &arm7_cpu_device::drctg0d_9, &arm7_cpu_device::drctg0d_9, |
| 131 | &arm7_cpu_device::drctg0d_a, &arm7_cpu_device::drctg0d_a, &arm7_cpu_device::drctg0d_a, &arm7_cpu_device::drctg0d_a, &arm7_cpu_device::drctg0d_b, &arm7_cpu_device::drctg0d_b, &arm7_cpu_device::drctg0d_b, &arm7_cpu_device::drctg0d_b, |
| 132 | &arm7_cpu_device::drctg0d_c, &arm7_cpu_device::drctg0d_c, &arm7_cpu_device::drctg0d_c, &arm7_cpu_device::drctg0d_c, &arm7_cpu_device::drctg0d_d, &arm7_cpu_device::drctg0d_d, &arm7_cpu_device::drctg0d_d, &arm7_cpu_device::drctg0d_d, |
| 133 | &arm7_cpu_device::drctg0d_e, &arm7_cpu_device::drctg0d_e, &arm7_cpu_device::drctg0d_e, &arm7_cpu_device::drctg0d_e, &arm7_cpu_device::drctg0d_f, &arm7_cpu_device::drctg0d_f, &arm7_cpu_device::drctg0d_f, &arm7_cpu_device::drctg0d_f, |
| 136 | 134 | // #define THUMB_BLOP_LO ((UINT16)0x0800) |
| 137 | | drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, |
| 138 | | drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, |
| 139 | | drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, |
| 140 | | drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, drctg0e_0, |
| 141 | | drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, |
| 142 | | drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, |
| 143 | | drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, |
| 144 | | drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, drctg0e_1, |
| 135 | &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, |
| 136 | &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, |
| 137 | &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, |
| 138 | &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, &arm7_cpu_device::drctg0e_0, |
| 139 | &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, |
| 140 | &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, |
| 141 | &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, |
| 142 | &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, &arm7_cpu_device::drctg0e_1, |
| 145 | 143 | // #define THUMB_BLOP_LO ((UINT16)0x0800) |
| 146 | | drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, |
| 147 | | drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, |
| 148 | | drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, |
| 149 | | drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, drctg0f_0, |
| 150 | | drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, |
| 151 | | drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, |
| 152 | | drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, |
| 153 | | drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, drctg0f_1, |
| 144 | &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, |
| 145 | &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, |
| 146 | &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, |
| 147 | &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, &arm7_cpu_device::drctg0f_0, |
| 148 | &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, |
| 149 | &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, |
| 150 | &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, |
| 151 | &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, &arm7_cpu_device::drctg0f_1, |
| 154 | 152 | }; |
| 155 | 153 | |
| 156 | 154 | /* Shift operations */ |
| 157 | 155 | |
| 158 | | const void drctg00_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Shift left */ |
| 156 | void arm7_cpu_device::drctg00_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Shift left */ |
| 159 | 157 | { |
| 160 | 158 | UINT32 op = desc->opptr.l[0]; |
| 161 | | UINT32 pc = desc->pc; |
| 162 | 159 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 163 | 160 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 164 | 161 | INT32 offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 165 | 162 | |
| 166 | | UML_MOV(block, I0, DRC_RS); // rrs |
| 163 | UML_MOV(block, uml::I0, DRC_RS); // rrs |
| 167 | 164 | if (offs != 0) |
| 168 | 165 | { |
| 169 | 166 | UML_SHL(block, DRC_RD, DRC_RS, offs); |
| 170 | 167 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~C_MASK); |
| 171 | | UML_TEST(block, I0, 1 << (31 - (offs - 1))); |
| 172 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 173 | | UML_MOVc(block, COND_Z, I1, 0); |
| 174 | | UML_OR(block, DRC_CPSR, I1); |
| 168 | UML_TEST(block, uml::I0, 1 << (31 - (offs - 1))); |
| 169 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 170 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 171 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 175 | 172 | } |
| 176 | 173 | else |
| 177 | 174 | { |
| r24074 | r24075 | |
| 179 | 176 | } |
| 180 | 177 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 181 | 178 | DRCHandleALUNZFlags(DRC_RD); |
| 182 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 179 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 183 | 180 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 184 | 181 | } |
| 185 | 182 | |
| 186 | | const void drctg00_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Shift right */ |
| 183 | void arm7_cpu_device::drctg00_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Shift right */ |
| 187 | 184 | { |
| 188 | 185 | UINT32 op = desc->opptr.l[0]; |
| 189 | | UINT32 pc = desc->pc; |
| 190 | 186 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 191 | 187 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 192 | 188 | INT32 offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 193 | 189 | |
| 194 | | UML_MOV(block, I0, DRC_RS); // rrs |
| 190 | UML_MOV(block, uml::I0, DRC_RS); // rrs |
| 195 | 191 | if (offs != 0) |
| 196 | 192 | { |
| 197 | 193 | UML_SHR(block, DRC_RD, DRC_RS, offs); |
| 198 | 194 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~C_MASK); |
| 199 | | UML_TEST(block, I0, 1 << (31 - (offs - 1))); |
| 200 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 201 | | UML_MOVc(block, COND_Z, I1, 0); |
| 202 | | UML_OR(block, DRC_CPSR, I1); |
| 195 | UML_TEST(block, uml::I0, 1 << (31 - (offs - 1))); |
| 196 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 197 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 198 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 203 | 199 | } |
| 204 | 200 | else |
| 205 | 201 | { |
| 206 | 202 | UML_MOV(block, DRC_RD, 0); |
| 207 | 203 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~C_MASK); |
| 208 | | UML_TEST(block, I0, 0x80000000); |
| 209 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 210 | | UML_MOVc(block, COND_Z, I1, 0); |
| 211 | | UML_OR(block, DRC_CPSR, I1); |
| 204 | UML_TEST(block, uml::I0, 0x80000000); |
| 205 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 206 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 207 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 212 | 208 | } |
| 213 | 209 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 214 | 210 | DRCHandleALUNZFlags(DRC_RD); |
| 215 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 211 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 216 | 212 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 217 | 213 | } |
| 218 | 214 | |
| 219 | 215 | /* Arithmetic */ |
| 220 | 216 | |
| 221 | | const void drctg01_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 217 | void arm7_cpu_device::drctg01_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 222 | 218 | { |
| 223 | 219 | UINT32 op = desc->opptr.l[0]; |
| 224 | | UINT32 pc = desc->pc; |
| 225 | 220 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 226 | 221 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 227 | 222 | INT32 offs = (op & THUMB_SHIFT_AMT) >> THUMB_SHIFT_AMT_SHIFT; |
| 228 | 223 | |
| 229 | 224 | /* ASR.. */ |
| 230 | | UML_MOV(block, I0, DRC_RS); |
| 225 | UML_MOV(block, uml::I0, DRC_RS); |
| 231 | 226 | if (offs == 0) |
| 232 | 227 | { |
| 233 | 228 | offs = 32; |
| r24074 | r24075 | |
| 235 | 230 | if (offs >= 32) |
| 236 | 231 | { |
| 237 | 232 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~C_MASK); |
| 238 | | UML_SHR(block, I1, I0, 31); |
| 239 | | UML_TEST(block, I1, ~0); |
| 240 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 241 | | UML_MOVc(block, COND_Z, I1, 0); |
| 242 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I1); |
| 243 | | UML_TEST(block, I0, 0x80000000); |
| 244 | | UML_MOVc(block, COND_NZ, DRC_RD, ~0); |
| 245 | | UML_MOVc(block, COND_Z, DRC_RD, 0); |
| 233 | UML_SHR(block, uml::I1, uml::I0, 31); |
| 234 | UML_TEST(block, uml::I1, ~0); |
| 235 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 236 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 237 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 238 | UML_TEST(block, uml::I0, 0x80000000); |
| 239 | UML_MOVc(block, uml::COND_NZ, DRC_RD, ~0); |
| 240 | UML_MOVc(block, uml::COND_Z, DRC_RD, 0); |
| 246 | 241 | } |
| 247 | 242 | else |
| 248 | 243 | { |
| 249 | 244 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~C_MASK); |
| 250 | | UML_TEST(block, I0, 1 << (offs - 1)); |
| 251 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 252 | | UML_MOVc(block, COND_Z, I1, 0); |
| 253 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I1); |
| 254 | | UML_SHR(block, I1, I0, offs); |
| 255 | | UML_SHL(block, I2, ~0, 32 - offs); |
| 256 | | UML_TEST(block, I0, 0x80000000); |
| 257 | | UML_MOVc(block, COND_Z, I2, 0); |
| 258 | | UML_OR(block, DRC_RD, I1, I2); |
| 245 | UML_TEST(block, uml::I0, 1 << (offs - 1)); |
| 246 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 247 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 248 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 249 | UML_SHR(block, uml::I1, uml::I0, offs); |
| 250 | UML_SHL(block, uml::I2, ~0, 32 - offs); |
| 251 | UML_TEST(block, uml::I0, 0x80000000); |
| 252 | UML_MOVc(block, uml::COND_Z, uml::I2, 0); |
| 253 | UML_OR(block, DRC_RD, uml::I1, uml::I2); |
| 259 | 254 | } |
| 260 | 255 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 261 | 256 | DRCHandleALUNZFlags(DRC_RD); |
| 262 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 257 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 263 | 258 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 264 | 259 | } |
| 265 | 260 | |
| 266 | | const void drctg01_10(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 261 | void arm7_cpu_device::drctg01_10(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 267 | 262 | { |
| 268 | 263 | UINT32 op = desc->opptr.l[0]; |
| 269 | 264 | UINT32 rn = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| r24074 | r24075 | |
| 273 | 268 | DRCHandleThumbALUAddFlags(DRC_REG(rd), DRC_REG(rs), DRC_REG(rn)); |
| 274 | 269 | } |
| 275 | 270 | |
| 276 | | const void drctg01_11(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, Rs, Rn */ |
| 271 | void arm7_cpu_device::drctg01_11(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, Rs, Rn */ |
| 277 | 272 | { |
| 278 | 273 | UINT32 op = desc->opptr.l[0]; |
| 279 | 274 | UINT32 rn = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| r24074 | r24075 | |
| 283 | 278 | DRCHandleThumbALUSubFlags(DRC_REG(rd), DRC_REG(rs), DRC_REG(rn)); |
| 284 | 279 | } |
| 285 | 280 | |
| 286 | | const void drctg01_12(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, Rs, #imm */ |
| 281 | void arm7_cpu_device::drctg01_12(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, Rs, #imm */ |
| 287 | 282 | { |
| 288 | 283 | UINT32 op = desc->opptr.l[0]; |
| 289 | 284 | UINT32 imm = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| r24074 | r24075 | |
| 293 | 288 | DRCHandleThumbALUAddFlags(DRC_REG(rd), DRC_REG(rs), imm); |
| 294 | 289 | } |
| 295 | 290 | |
| 296 | | const void drctg01_13(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, Rs, #imm */ |
| 291 | void arm7_cpu_device::drctg01_13(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, Rs, #imm */ |
| 297 | 292 | { |
| 298 | 293 | UINT32 op = desc->opptr.l[0]; |
| 299 | 294 | UINT32 imm = (op & THUMB_ADDSUB_RNIMM) >> THUMB_ADDSUB_RNIMM_SHIFT; |
| r24074 | r24075 | |
| 305 | 300 | |
| 306 | 301 | /* CMP / MOV */ |
| 307 | 302 | |
| 308 | | const void drctg02_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 303 | void arm7_cpu_device::drctg02_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 309 | 304 | { |
| 310 | 305 | UINT32 op = desc->opptr.l[0]; |
| 311 | 306 | UINT32 rd = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| r24074 | r24075 | |
| 313 | 308 | UML_MOV(block, DRC_REG(rd), op2); |
| 314 | 309 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 315 | 310 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 316 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 311 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 317 | 312 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 318 | 313 | } |
| 319 | 314 | |
| 320 | | const void drctg02_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 315 | void arm7_cpu_device::drctg02_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 321 | 316 | { |
| 322 | 317 | UINT32 op = desc->opptr.l[0]; |
| 323 | 318 | UINT32 rn = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| 324 | 319 | UINT32 op2 = op & THUMB_INSN_IMM; |
| 325 | 320 | |
| 326 | | UML_SUB(block, I3, DRC_REG(rn), op2); |
| 327 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rn), op2); |
| 321 | UML_SUB(block, uml::I3, DRC_REG(rn), op2); |
| 322 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rn), op2); |
| 328 | 323 | } |
| 329 | 324 | |
| 330 | 325 | /* ADD/SUB immediate */ |
| 331 | 326 | |
| 332 | | const void drctg03_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, #Offset8 */ |
| 327 | void arm7_cpu_device::drctg03_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, #Offset8 */ |
| 333 | 328 | { |
| 334 | 329 | UINT32 op = desc->opptr.l[0]; |
| 335 | 330 | UINT32 rn = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| r24074 | r24075 | |
| 339 | 334 | DRCHandleThumbALUAddFlags(DRC_REG(rd), DRC_REG(rn), op2); |
| 340 | 335 | } |
| 341 | 336 | |
| 342 | | const void drctg03_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, #Offset8 */ |
| 337 | void arm7_cpu_device::drctg03_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SUB Rd, #Offset8 */ |
| 343 | 338 | { |
| 344 | 339 | UINT32 op = desc->opptr.l[0]; |
| 345 | 340 | UINT32 rn = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| r24074 | r24075 | |
| 351 | 346 | |
| 352 | 347 | /* Rd & Rm instructions */ |
| 353 | 348 | |
| 354 | | const void drctg04_00_00(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* AND Rd, Rs */ |
| 349 | void arm7_cpu_device::drctg04_00_00(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* AND Rd, Rs */ |
| 355 | 350 | { |
| 356 | 351 | UINT32 op = desc->opptr.l[0]; |
| 357 | 352 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| r24074 | r24075 | |
| 359 | 354 | UML_AND(block, DRC_REG(rd), DRC_REG(rd), DRC_REG(rs)); |
| 360 | 355 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 361 | 356 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 362 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 357 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 363 | 358 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 364 | 359 | } |
| 365 | 360 | |
| 366 | | const void drctg04_00_01(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* EOR Rd, Rs */ |
| 361 | void arm7_cpu_device::drctg04_00_01(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* EOR Rd, Rs */ |
| 367 | 362 | { |
| 368 | 363 | UINT32 op = desc->opptr.l[0]; |
| 369 | 364 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| r24074 | r24075 | |
| 371 | 366 | UML_XOR(block, DRC_REG(rd), DRC_REG(rd), DRC_REG(rs)); |
| 372 | 367 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 373 | 368 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 374 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 369 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 375 | 370 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 376 | 371 | } |
| 377 | 372 | |
| 378 | | const void drctg04_00_02(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LSL Rd, Rs */ |
| 373 | void arm7_cpu_device::drctg04_00_02(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LSL Rd, Rs */ |
| 379 | 374 | { |
| 380 | 375 | UINT32 op = desc->opptr.l[0]; |
| 381 | 376 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 382 | 377 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 383 | | code_label skip; |
| 384 | | code_label offsg32; |
| 385 | | code_label offs32; |
| 378 | uml::code_label skip; |
| 379 | uml::code_label offsg32; |
| 380 | uml::code_label offs32; |
| 386 | 381 | |
| 387 | | UML_AND(block, I1, DRC_REG(rs), 0xff); |
| 382 | UML_AND(block, uml::I1, DRC_REG(rs), 0xff); |
| 388 | 383 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK | C_MASK)); |
| 389 | 384 | |
| 390 | | UML_CMP(block, I1, 0); |
| 391 | | UML_JMPc(block, COND_E, skip = compiler->labelnum++); |
| 385 | UML_CMP(block, uml::I1, 0); |
| 386 | UML_JMPc(block, uml::COND_E, skip = compiler->labelnum++); |
| 392 | 387 | |
| 393 | | UML_CMP(block, I1, 32); |
| 394 | | UML_JMPc(block, COND_A, offsg32 = compiler->labelnum++); |
| 395 | | UML_JMPc(block, COND_E, offs32 = compiler->labelnum++); |
| 388 | UML_CMP(block, uml::I1, 32); |
| 389 | UML_JMPc(block, uml::COND_A, offsg32 = compiler->labelnum++); |
| 390 | UML_JMPc(block, uml::COND_E, offs32 = compiler->labelnum++); |
| 396 | 391 | |
| 397 | | UML_SHL(block, DRC_REG(rd), DRC_REG(rd), I1); |
| 398 | | UML_SUB(block, I1, I1, 1); |
| 399 | | UML_SUB(block, I1, 31, I1); |
| 400 | | UML_SHL(block, I1, 1, I1); |
| 401 | | UML_TEST(block, DRC_REG(rd), I1); |
| 402 | | UML_MOVc(block, COND_NZ, I0, C_MASK); |
| 403 | | UML_MOVc(block, COND_Z, I0, 0); |
| 404 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 392 | UML_SHL(block, DRC_REG(rd), DRC_REG(rd), uml::I1); |
| 393 | UML_SUB(block, uml::I1, uml::I1, 1); |
| 394 | UML_SUB(block, uml::I1, 31, uml::I1); |
| 395 | UML_SHL(block, uml::I1, 1, uml::I1); |
| 396 | UML_TEST(block, DRC_REG(rd), uml::I1); |
| 397 | UML_MOVc(block, uml::COND_NZ, uml::I0, C_MASK); |
| 398 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 399 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 405 | 400 | UML_JMP(block, skip); |
| 406 | 401 | |
| 407 | 402 | UML_LABEL(block, offs32); |
| 408 | 403 | UML_TEST(block, DRC_REG(rd), 1); |
| 409 | | UML_MOVc(block, COND_NZ, I0, C_MASK); |
| 410 | | UML_MOVc(block, COND_Z, I0, 0); |
| 411 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 404 | UML_MOVc(block, uml::COND_NZ, uml::I0, C_MASK); |
| 405 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 406 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 412 | 407 | UML_MOV(block, DRC_REG(rd), 0); |
| 413 | 408 | UML_JMP(block, skip); |
| 414 | 409 | |
| r24074 | r24075 | |
| 418 | 413 | UML_LABEL(block, skip); |
| 419 | 414 | |
| 420 | 415 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 421 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 416 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 422 | 417 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 423 | 418 | } |
| 424 | 419 | |
| 425 | | const void drctg04_00_03(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LSR Rd, Rs */ |
| 420 | void arm7_cpu_device::drctg04_00_03(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LSR Rd, Rs */ |
| 426 | 421 | { |
| 427 | 422 | UINT32 op = desc->opptr.l[0]; |
| 428 | 423 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 429 | 424 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 430 | | code_label skip; |
| 431 | | code_label offsg32; |
| 432 | | code_label offs32; |
| 425 | uml::code_label skip; |
| 426 | uml::code_label offsg32; |
| 427 | uml::code_label offs32; |
| 433 | 428 | |
| 434 | | UML_AND(block, I1, DRC_REG(rs), 0xff); |
| 429 | UML_AND(block, uml::I1, DRC_REG(rs), 0xff); |
| 435 | 430 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK | C_MASK)); |
| 436 | | UML_CMP(block, I1, 0); |
| 437 | | UML_JMPc(block, COND_E, skip = compiler->labelnum++); |
| 431 | UML_CMP(block, uml::I1, 0); |
| 432 | UML_JMPc(block, uml::COND_E, skip = compiler->labelnum++); |
| 438 | 433 | |
| 439 | | UML_CMP(block, I1, 32); |
| 440 | | UML_JMPc(block, COND_A, offsg32 = compiler->labelnum++); |
| 441 | | UML_JMPc(block, COND_E, offs32 = compiler->labelnum++); |
| 434 | UML_CMP(block, uml::I1, 32); |
| 435 | UML_JMPc(block, uml::COND_A, offsg32 = compiler->labelnum++); |
| 436 | UML_JMPc(block, uml::COND_E, offs32 = compiler->labelnum++); |
| 442 | 437 | |
| 443 | | UML_SHR(block, DRC_REG(rd), DRC_REG(rd), I1); |
| 444 | | UML_SUB(block, I1, 1); |
| 445 | | UML_SHL(block, I1, 1, I1); |
| 446 | | UML_TEST(block, DRC_REG(rd), I1); |
| 447 | | UML_MOVc(block, COND_NZ, I0, C_MASK); |
| 448 | | UML_MOVc(block, COND_Z, I0, 0); |
| 449 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 438 | UML_SHR(block, DRC_REG(rd), DRC_REG(rd), uml::I1); |
| 439 | UML_SUB(block, uml::I1, uml::I1, 1); // WP: TODO, Check this used to be "block, I1, 1" |
| 440 | UML_SHL(block, uml::I1, 1, uml::I1); |
| 441 | UML_TEST(block, DRC_REG(rd), uml::I1); |
| 442 | UML_MOVc(block, uml::COND_NZ, uml::I0, C_MASK); |
| 443 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 444 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 450 | 445 | UML_JMP(block, skip); |
| 451 | 446 | |
| 452 | 447 | UML_LABEL(block, offs32); |
| 453 | 448 | UML_TEST(block, DRC_REG(rd), 0x80000000); |
| 454 | | UML_MOVc(block, COND_NZ, I0, C_MASK); |
| 455 | | UML_MOVc(block, COND_Z, I0, 0); |
| 456 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 449 | UML_MOVc(block, uml::COND_NZ, uml::I0, C_MASK); |
| 450 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 451 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 457 | 452 | UML_MOV(block, DRC_REG(rd), 0); |
| 458 | 453 | UML_JMP(block, skip); |
| 459 | 454 | |
| r24074 | r24075 | |
| 463 | 458 | UML_LABEL(block, skip); |
| 464 | 459 | |
| 465 | 460 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 466 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 461 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 467 | 462 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 468 | 463 | } |
| 469 | 464 | |
| 470 | | const void drctg04_00_04(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ASR Rd, Rs */ |
| 465 | void arm7_cpu_device::drctg04_00_04(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ASR Rd, Rs */ |
| 471 | 466 | { |
| 472 | 467 | UINT32 op = desc->opptr.l[0]; |
| 473 | 468 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 474 | 469 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 475 | | code_label skip; |
| 476 | | code_label offsg32; |
| 477 | | code_label offs32; |
| 470 | uml::code_label skip; |
| 471 | uml::code_label offsg32; |
| 472 | uml::code_label offs32; |
| 478 | 473 | |
| 479 | | UML_MOV(block, I0, DRC_REG(rd)); |
| 480 | | UML_AND(block, I1, DRC_REG(rs), 0xff); |
| 474 | UML_MOV(block, uml::I0, DRC_REG(rd)); |
| 475 | UML_AND(block, uml::I1, DRC_REG(rs), 0xff); |
| 481 | 476 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK | C_MASK)); |
| 482 | | UML_CMP(block, I1, 0); |
| 483 | | UML_JMPc(block, COND_E, skip = compiler->labelnum++); |
| 477 | UML_CMP(block, uml::I1, 0); |
| 478 | UML_JMPc(block, uml::COND_E, skip = compiler->labelnum++); |
| 484 | 479 | |
| 485 | | UML_SHR(block, I2, I0, I1); |
| 486 | | UML_SUB(block, I1, 32, I1); |
| 487 | | UML_SHL(block, I1, ~0, I1); |
| 488 | | UML_TEST(block, I0, 0x80000000); |
| 489 | | UML_MOVc(block, COND_NZ, DRC_REG(RD), I1); |
| 490 | | UML_MOVc(block, COND_Z, DRC_REG(RD), 0); |
| 491 | | UML_OR(block, DRC_REG(rd), DRC_REG(RD), I2); |
| 492 | | UML_JMPc(block, COND_B, offsl32 = compiler->labelnum++); |
| 480 | UML_SHR(block, uml::I2, uml::I0, uml::I1); |
| 481 | UML_SUB(block, uml::I1, 32, uml::I1); |
| 482 | UML_SHL(block, uml::I1, ~0, uml::I1); |
| 483 | UML_TEST(block, uml::I0, 0x80000000); |
| 484 | UML_MOVc(block, uml::COND_NZ, DRC_REG(rd), uml::I1); |
| 485 | UML_MOVc(block, uml::COND_Z, DRC_REG(rd), 0); |
| 486 | UML_OR(block, DRC_REG(rd), DRC_REG(rd), uml::I2); |
| 487 | UML_JMPc(block, uml::COND_B, offs32 = compiler->labelnum++); |
| 493 | 488 | |
| 494 | | UML_TEST(block, I0, 0x80000000); |
| 495 | | UML_MOVc(block, COND_NZ, DRC_REG(rd), ~0); |
| 496 | | UML_MOVc(block, COND_Z, DRC_REG(rd), 0); |
| 497 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 498 | | UML_MOVc(block, COND_Z, I1, 0); |
| 499 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I1); |
| 489 | UML_TEST(block, uml::I0, 0x80000000); |
| 490 | UML_MOVc(block, uml::COND_NZ, DRC_REG(rd), ~0); |
| 491 | UML_MOVc(block, uml::COND_Z, DRC_REG(rd), 0); |
| 492 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 493 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 494 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 500 | 495 | UML_JMP(block, skip); |
| 501 | 496 | |
| 502 | | UML_LABEL(block, offsl32); |
| 503 | | UML_SUB(block, I1, I1, 1); |
| 504 | | UML_SHL(block, I1, 1, I1); |
| 505 | | UML_TEST(block, I0, I1); |
| 506 | | UML_MOVc(block, COND_NZ, I1, C_MASK); |
| 507 | | UML_MOVc(block, COND_Z, I1, 0); |
| 508 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I1); |
| 497 | UML_LABEL(block, offs32); |
| 498 | UML_SUB(block, uml::I1, uml::I1, 1); |
| 499 | UML_SHL(block, uml::I1, 1, uml::I1); |
| 500 | UML_TEST(block, uml::I0, uml::I1); |
| 501 | UML_MOVc(block, uml::COND_NZ, uml::I1, C_MASK); |
| 502 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 503 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I1); |
| 509 | 504 | UML_JMP(block, skip); |
| 510 | 505 | |
| 511 | 506 | UML_LABEL(block, skip); |
| 512 | 507 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 513 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 508 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 514 | 509 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 515 | 510 | |
| 516 | 511 | } |
| 517 | 512 | |
| 518 | | const void drctg04_00_05(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADC Rd, Rs */ |
| 513 | void arm7_cpu_device::drctg04_00_05(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADC Rd, Rs */ |
| 519 | 514 | { |
| 520 | 515 | UINT32 op = desc->opptr.l[0]; |
| 521 | 516 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 522 | 517 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 523 | 518 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 524 | | UML_MOVc(block, COND_NZ, I3, 1); |
| 525 | | UML_MOVc(block, COND_Z, I3, 0); |
| 526 | | UML_ADD(block, I3, I3, DRC_REG(rd); |
| 527 | | UML_ADD(block, I3, I3, DRC_REG(rs); |
| 528 | | DRCHandleThumbALUAddFlags(I3, DRC_REG(rd), DRC_REG(rs)); |
| 529 | | UML_MOV(block, DRC_REG(rd), I3); |
| 519 | UML_MOVc(block, uml::COND_NZ, uml::I3, 1); |
| 520 | UML_MOVc(block, uml::COND_Z, uml::I3, 0); |
| 521 | UML_ADD(block, uml::I3, uml::I3, DRC_REG(rd)); |
| 522 | UML_ADD(block, uml::I3, uml::I3, DRC_REG(rs)); |
| 523 | DRCHandleThumbALUAddFlags(uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 524 | UML_MOV(block, DRC_REG(rd), uml::I3); |
| 530 | 525 | } |
| 531 | 526 | |
| 532 | | const void drctg04_00_06(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SBC Rd, Rs */ |
| 527 | void arm7_cpu_device::drctg04_00_06(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* SBC Rd, Rs */ |
| 533 | 528 | { |
| 529 | UINT32 op = desc->opptr.l[0]; |
| 534 | 530 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 535 | 531 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 536 | 532 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 537 | | UML_MOVc(block, COND_NZ, I3, 0); |
| 538 | | UML_MOVc(block, COND_Z, I3, 1); |
| 539 | | UML_SUB(block, I3, DRC_REG(rs), I3); |
| 540 | | UML_ADD(block, I3, DRC_REG(rd), I3); |
| 541 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd), DRC_REG(rs)); |
| 542 | | UML_MOV(block, DRC_REG(rd), I3); |
| 533 | UML_MOVc(block, uml::COND_NZ, uml::I3, 0); |
| 534 | UML_MOVc(block, uml::COND_Z, uml::I3, 1); |
| 535 | UML_SUB(block, uml::I3, DRC_REG(rs), uml::I3); |
| 536 | UML_ADD(block, uml::I3, DRC_REG(rd), uml::I3); |
| 537 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 538 | UML_MOV(block, DRC_REG(rd), uml::I3); |
| 543 | 539 | } |
| 544 | 540 | |
| 545 | | const void drctg04_00_07(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ROR Rd, Rs */ |
| 541 | void arm7_cpu_device::drctg04_00_07(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ROR Rd, Rs */ |
| 546 | 542 | { |
| 547 | 543 | UINT32 op = desc->opptr.l[0]; |
| 548 | 544 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 549 | 545 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 550 | | UML_MOV(block, I0, DRC_REG(rd)); |
| 551 | | UML_AND(block, I1, DRC_REG(rs), 0x1f); |
| 552 | | UML_SHR(block, DRC_REG(rd), I0, I1); |
| 553 | | UML_SUB(block, I2, 32, I1); |
| 554 | | UML_SHL(block( I2, I0, I2); |
| 555 | | UML_OR(block, DRC_REG(rd), DRC_REG(rd), I2); |
| 556 | | UML_SUB(block, I1, I1, 1); |
| 557 | | UML_SHL(block, I1, 1, I1); |
| 558 | | UML_TEST(block, I0, I1); |
| 559 | | UML_MOVc(block, COND_NZ, I0, C_MASK); |
| 560 | | UML_MOVc(block, COND_Z, I0, 0); |
| 546 | UML_MOV(block, uml::I0, DRC_REG(rd)); |
| 547 | UML_AND(block, uml::I1, DRC_REG(rs), 0x1f); |
| 548 | UML_SHR(block, DRC_REG(rd), uml::I0, uml::I1); |
| 549 | UML_SUB(block, uml::I2, 32, uml::I1); |
| 550 | UML_SHL(block, uml::I2, uml::I0, uml::I2); |
| 551 | UML_OR(block, DRC_REG(rd), DRC_REG(rd), uml::I2); |
| 552 | UML_SUB(block, uml::I1, uml::I1, 1); |
| 553 | UML_SHL(block, uml::I1, 1, uml::I1); |
| 554 | UML_TEST(block, uml::I0, uml::I1); |
| 555 | UML_MOVc(block, uml::COND_NZ, uml::I0, C_MASK); |
| 556 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 561 | 557 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK | C_MASK)); |
| 562 | 558 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 563 | | UML_OR(block, DRC_CSPR, DRC_CPSR, I0); |
| 559 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 564 | 560 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 565 | 561 | } |
| 566 | 562 | |
| 567 | | const void drctg04_00_08(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* TST Rd, Rs */ |
| 563 | void arm7_cpu_device::drctg04_00_08(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* TST Rd, Rs */ |
| 568 | 564 | { |
| 569 | 565 | UINT32 op = desc->opptr.l[0]; |
| 570 | 566 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 571 | 567 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 572 | 568 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 573 | | UML_AND(block, I2, DRC_REG(rd), DRC_REG(rs)); |
| 574 | | DRCHandleALUNZFlags(I2); |
| 575 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 569 | UML_AND(block, uml::I2, DRC_REG(rd), DRC_REG(rs)); |
| 570 | DRCHandleALUNZFlags(uml::I2); |
| 571 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 576 | 572 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 577 | 573 | } |
| 578 | 574 | |
| 579 | | const void drctg04_00_09(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* NEG Rd, Rs */ |
| 575 | void arm7_cpu_device::drctg04_00_09(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* NEG Rd, Rs */ |
| 580 | 576 | { |
| 581 | 577 | UINT32 op = desc->opptr.l[0]; |
| 582 | 578 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 583 | 579 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 584 | | UML_MOV(block, I3, DRC_REG(rs)); |
| 585 | | UML_SUB(block, DRC_REG(rd), 0, I3); |
| 586 | | DRCHandleThumbALUSubFlags(DRC_REG(rd), 0, I3); |
| 580 | UML_MOV(block, uml::I3, DRC_REG(rs)); |
| 581 | UML_SUB(block, DRC_REG(rd), 0, uml::I3); |
| 582 | DRCHandleThumbALUSubFlags(DRC_REG(rd), 0, uml::I3); |
| 587 | 583 | } |
| 588 | 584 | |
| 589 | | const void drctg04_00_0a(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Rs */ |
| 585 | void arm7_cpu_device::drctg04_00_0a(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Rs */ |
| 590 | 586 | { |
| 591 | 587 | UINT32 op = desc->opptr.l[0]; |
| 592 | 588 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 593 | 589 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 594 | | UML_SUB(block, I3, DRC_REG(rd), DRC_REG(rs)); |
| 595 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd), DRC_REG(rs)); |
| 590 | UML_SUB(block, uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 591 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 596 | 592 | } |
| 597 | 593 | |
| 598 | | const void drctg04_00_0b(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMN Rd, Rs - check flags, add dasm */ |
| 594 | void arm7_cpu_device::drctg04_00_0b(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMN Rd, Rs - check flags, add dasm */ |
| 599 | 595 | { |
| 600 | 596 | UINT32 op = desc->opptr.l[0]; |
| 601 | 597 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 602 | 598 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 603 | | UML_ADD(block, I3, DRC_REG(rd), DRC_REG(rs)); |
| 604 | | DRCHandleThumbALUAddFlags(I3, DRC_REG(rd), DRC_REG(rs)); |
| 599 | UML_ADD(block, uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 600 | DRCHandleThumbALUAddFlags(uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 605 | 601 | } |
| 606 | 602 | |
| 607 | | const void drctg04_00_0c(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ORR Rd, Rs */ |
| 603 | void arm7_cpu_device::drctg04_00_0c(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ORR Rd, Rs */ |
| 608 | 604 | { |
| 609 | 605 | UINT32 op = desc->opptr.l[0]; |
| 610 | 606 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| r24074 | r24075 | |
| 612 | 608 | UML_OR(block, DRC_REG(rd), DRC_REG(rd), DRC_REG(rs)); |
| 613 | 609 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 614 | 610 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 615 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 611 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 616 | 612 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 617 | 613 | } |
| 618 | 614 | |
| 619 | | const void drctg04_00_0d(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MUL Rd, Rs */ |
| 615 | void arm7_cpu_device::drctg04_00_0d(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MUL Rd, Rs */ |
| 620 | 616 | { |
| 621 | 617 | UINT32 op = desc->opptr.l[0]; |
| 622 | 618 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 623 | 619 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 624 | 620 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 625 | | UML_MULU(block, DRC_REG(rd), I1, DRC_REG(rd), DRC_REG(rs)); |
| 621 | UML_MULU(block, DRC_REG(rd), uml::I1, DRC_REG(rd), DRC_REG(rs)); |
| 626 | 622 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 627 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 623 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 628 | 624 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 629 | 625 | } |
| 630 | 626 | |
| 631 | | const void drctg04_00_0e(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* BIC Rd, Rs */ |
| 627 | void arm7_cpu_device::drctg04_00_0e(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* BIC Rd, Rs */ |
| 632 | 628 | { |
| 633 | 629 | UINT32 op = desc->opptr.l[0]; |
| 634 | 630 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 635 | 631 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 636 | 632 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 637 | | UML_XOR(block, I0, DRC_REG(rs), ~0); |
| 638 | | UML_AND(block, DRC_REG(rd), DRC_REG(rd), I0); |
| 633 | UML_XOR(block, uml::I0, DRC_REG(rs), ~0); |
| 634 | UML_AND(block, DRC_REG(rd), DRC_REG(rd), uml::I0); |
| 639 | 635 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 640 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 636 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 641 | 637 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 642 | 638 | } |
| 643 | 639 | |
| 644 | | const void drctg04_00_0f(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MVN Rd, Rs */ |
| 640 | void arm7_cpu_device::drctg04_00_0f(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MVN Rd, Rs */ |
| 645 | 641 | { |
| 646 | 642 | UINT32 op = desc->opptr.l[0]; |
| 647 | 643 | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 648 | 644 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 649 | | UML_XOR(block, I0, DRC_REG(rs), ~0); |
| 650 | | UML_MOV(block, DRC_REG(rd), I0); |
| 645 | UML_XOR(block, uml::I0, DRC_REG(rs), ~0); |
| 646 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 651 | 647 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~(Z_MASK | N_MASK)); |
| 652 | 648 | DRCHandleALUNZFlags(DRC_REG(rd)); |
| 653 | | UML_OR(block, DRC_CPSR, DRC_CPSR, I0); |
| 649 | UML_OR(block, DRC_CPSR, DRC_CPSR, uml::I0); |
| 654 | 650 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 655 | 651 | } |
| 656 | 652 | |
| 657 | 653 | /* ADD Rd, Rs group */ |
| 658 | 654 | |
| 659 | | const void drctg04_01_00(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 655 | void arm7_cpu_device::drctg04_01_00(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 660 | 656 | { |
| 661 | 657 | UINT32 op = desc->opptr.l[0]; |
| 658 | UINT32 pc = desc->pc; |
| 662 | 659 | fatalerror("%08x: G4-1-0 Undefined Thumb instruction: %04x %x\n", pc, op, (op & THUMB_HIREG_H) >> THUMB_HIREG_H_SHIFT); |
| 663 | 660 | } |
| 664 | 661 | |
| 665 | | const void drctg04_01_01(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, HRs */ |
| 662 | void arm7_cpu_device::drctg04_01_01(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, HRs */ |
| 666 | 663 | { |
| 667 | 664 | UINT32 op = desc->opptr.l[0]; |
| 668 | 665 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 675 | 672 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 676 | 673 | } |
| 677 | 674 | |
| 678 | | const void drctg04_01_02(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD HRd, Rs */ |
| 675 | void arm7_cpu_device::drctg04_01_02(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD HRd, Rs */ |
| 679 | 676 | { |
| 680 | 677 | UINT32 op = desc->opptr.l[0]; |
| 681 | 678 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 688 | 685 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 689 | 686 | } |
| 690 | 687 | |
| 691 | | const void drctg04_01_03(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Add HRd, HRs */ |
| 688 | void arm7_cpu_device::drctg04_01_03(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Add HRd, HRs */ |
| 692 | 689 | { |
| 693 | 690 | UINT32 op = desc->opptr.l[0]; |
| 694 | 691 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 706 | 703 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 707 | 704 | } |
| 708 | 705 | |
| 709 | | const void drctg04_01_10(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Rs */ |
| 706 | void arm7_cpu_device::drctg04_01_10(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Rs */ |
| 710 | 707 | { |
| 711 | 708 | UINT32 op = desc->opptr.l[0]; |
| 712 | 709 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 713 | 710 | UINT32 rd = op & THUMB_HIREG_RD; |
| 714 | | UML_SUB(block, I3, DRC_REG(rd), DRC_REG(rs)); |
| 715 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd), DRC_REG(rs)); |
| 711 | UML_SUB(block, uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 712 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd), DRC_REG(rs)); |
| 716 | 713 | } |
| 717 | 714 | |
| 718 | | const void drctg04_01_11(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Hs */ |
| 715 | void arm7_cpu_device::drctg04_01_11(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Rd, Hs */ |
| 719 | 716 | { |
| 720 | 717 | UINT32 op = desc->opptr.l[0]; |
| 721 | 718 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 722 | 719 | UINT32 rd = op & THUMB_HIREG_RD; |
| 723 | | UML_SUB(block, I3, DRC_REG(rd), DRC_REG(rs+8)); |
| 724 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd), DRC_REG(rs+8)); |
| 720 | UML_SUB(block, uml::I3, DRC_REG(rd), DRC_REG(rs+8)); |
| 721 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd), DRC_REG(rs+8)); |
| 725 | 722 | } |
| 726 | 723 | |
| 727 | | const void drctg04_01_12(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Hd, Rs */ |
| 724 | void arm7_cpu_device::drctg04_01_12(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Hd, Rs */ |
| 728 | 725 | { |
| 729 | 726 | UINT32 op = desc->opptr.l[0]; |
| 730 | | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 727 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 731 | 728 | UINT32 rd = op & THUMB_HIREG_RD; |
| 732 | | UML_SUB(block, I3, DRC_REG(rd+8), DRC_REG(rs)); |
| 733 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd+8), DRC_REG(rs)); |
| 729 | UML_SUB(block, uml::I3, DRC_REG(rd+8), DRC_REG(rs)); |
| 730 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd+8), DRC_REG(rs)); |
| 734 | 731 | } |
| 735 | 732 | |
| 736 | | const void drctg04_01_13(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Hd, Hs */ |
| 733 | void arm7_cpu_device::drctg04_01_13(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* CMP Hd, Hs */ |
| 737 | 734 | { |
| 738 | 735 | UINT32 op = desc->opptr.l[0]; |
| 739 | | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT)); |
| 736 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 740 | 737 | UINT32 rd = op & THUMB_HIREG_RD; |
| 741 | | UML_SUB(block, I3, DRC_REG(rd+8), DRC_REG(rs+8)); |
| 742 | | DRCHandleThumbALUSubFlags(I3, DRC_REG(rd+8), DRC_REG(rs+8)); |
| 738 | UML_SUB(block, uml::I3, DRC_REG(rd+8), DRC_REG(rs+8)); |
| 739 | DRCHandleThumbALUSubFlags(uml::I3, DRC_REG(rd+8), DRC_REG(rs+8)); |
| 743 | 740 | } |
| 744 | 741 | |
| 745 | 742 | /* MOV group */ |
| 746 | 743 | |
| 747 | | const void drctg04_01_20(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Rd, Rs (undefined) */ |
| 744 | void arm7_cpu_device::drctg04_01_20(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Rd, Rs (undefined) */ |
| 748 | 745 | { |
| 749 | 746 | UINT32 op = desc->opptr.l[0]; |
| 750 | 747 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 753 | 750 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 754 | 751 | } |
| 755 | 752 | |
| 756 | | const void drctg04_01_21(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Rd, Hs */ |
| 753 | void arm7_cpu_device::drctg04_01_21(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Rd, Hs */ |
| 757 | 754 | { |
| 758 | 755 | UINT32 op = desc->opptr.l[0]; |
| 759 | 756 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 766 | 763 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 767 | 764 | } |
| 768 | 765 | |
| 769 | | const void drctg04_01_22(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Hd, Rs */ |
| 766 | void arm7_cpu_device::drctg04_01_22(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Hd, Rs */ |
| 770 | 767 | { |
| 771 | 768 | UINT32 op = desc->opptr.l[0]; |
| 772 | 769 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 783 | 780 | } |
| 784 | 781 | } |
| 785 | 782 | |
| 786 | | const void drctg04_01_23(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Hd, Hs */ |
| 783 | void arm7_cpu_device::drctg04_01_23(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* MOV Hd, Hs */ |
| 787 | 784 | { |
| 788 | 785 | UINT32 op = desc->opptr.l[0]; |
| 789 | 786 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| r24074 | r24075 | |
| 804 | 801 | |
| 805 | 802 | } |
| 806 | 803 | |
| 807 | | const void drctg04_01_30(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 804 | void arm7_cpu_device::drctg04_01_30(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 808 | 805 | { |
| 809 | 806 | UINT32 op = desc->opptr.l[0]; |
| 810 | | code_label switch_state; |
| 811 | | code_label done; |
| 807 | uml::code_label switch_state; |
| 808 | uml::code_label done; |
| 812 | 809 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 813 | | UML_MOV(block, I0, DRC_REG(rs); |
| 814 | | UML_TEST(block, I0, 1); |
| 815 | | UML_JMPc(block, COND_Z, switch_state = compiler->labelnum++); |
| 816 | | UML_AND(block, I0, I0, ~1); |
| 810 | UML_MOV(block, uml::I0, DRC_REG(rs)); |
| 811 | UML_TEST(block, uml::I0, 1); |
| 812 | UML_JMPc(block, uml::COND_Z, switch_state = compiler->labelnum++); |
| 813 | UML_AND(block, uml::I0, uml::I0, ~1); |
| 817 | 814 | UML_JMP(block, done = compiler->labelnum++); |
| 818 | 815 | |
| 819 | 816 | UML_LABEL(block, switch_state); |
| 820 | 817 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~T_MASK); |
| 821 | | UML_TEST(block, I0, 2); |
| 822 | | UML_MOVc(block, COND_NZ, I1, 2); |
| 823 | | UML_MOVc(block, COND_Z, I1, 0); |
| 824 | | UML_ADD(block, I0, I0, I1); |
| 818 | UML_TEST(block, uml::I0, 2); |
| 819 | UML_MOVc(block, uml::COND_NZ, uml::I1, 2); |
| 820 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 821 | UML_ADD(block, uml::I0, uml::I0, uml::I1); |
| 825 | 822 | |
| 826 | 823 | UML_LABEL(block, done); |
| 827 | | UML_MOV(block, DRC_PC, I0); |
| 824 | UML_MOV(block, DRC_PC, uml::I0); |
| 828 | 825 | } |
| 829 | 826 | |
| 830 | | const void drctg04_01_31(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 827 | void arm7_cpu_device::drctg04_01_31(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 831 | 828 | { |
| 832 | 829 | UINT32 op = desc->opptr.l[0]; |
| 833 | | code_label switch_state; |
| 834 | | code_label done; |
| 830 | uml::code_label switch_state; |
| 831 | uml::code_label done; |
| 835 | 832 | UINT32 rs = (op & THUMB_HIREG_RS) >> THUMB_HIREG_RS_SHIFT; |
| 836 | | UML_MOV(block, I0, DRC_REG(rs+8); |
| 833 | UML_MOV(block, uml::I0, DRC_REG(rs+8)); |
| 837 | 834 | if(rs == 7) |
| 838 | 835 | { |
| 839 | | UML_ADD(block, I0, I0, 2); |
| 836 | UML_ADD(block, uml::I0, uml::I0, 2); |
| 840 | 837 | } |
| 841 | | UML_TEST(block, I0, 1); |
| 842 | | UML_JMPc(block, COND_Z, switch_state = compiler->labelnum++); |
| 843 | | UML_AND(block, I0, I0, ~1); |
| 838 | UML_TEST(block, uml::I0, 1); |
| 839 | UML_JMPc(block, uml::COND_Z, switch_state = compiler->labelnum++); |
| 840 | UML_AND(block, uml::I0, uml::I0, ~1); |
| 844 | 841 | UML_JMP(block, done = compiler->labelnum++); |
| 845 | 842 | |
| 846 | 843 | UML_LABEL(block, switch_state); |
| 847 | 844 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~T_MASK); |
| 848 | | UML_TEST(block, I0, 2); |
| 849 | | UML_MOVc(block, COND_NZ, I1, 2); |
| 850 | | UML_MOVc(block, COND_Z, I1, 0); |
| 851 | | UML_ADD(block, I0, I0, I1); |
| 845 | UML_TEST(block, uml::I0, 2); |
| 846 | UML_MOVc(block, uml::COND_NZ, uml::I1, 2); |
| 847 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 848 | UML_ADD(block, uml::I0, uml::I0, uml::I1); |
| 852 | 849 | |
| 853 | 850 | UML_LABEL(block, done); |
| 854 | | UML_MOV(block, DRC_PC, I0); |
| 851 | UML_MOV(block, DRC_PC, uml::I0); |
| 855 | 852 | } |
| 856 | 853 | |
| 857 | | const void drctg04_01_32(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 854 | void arm7_cpu_device::drctg04_01_32(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 858 | 855 | { |
| 859 | 856 | UINT32 op = desc->opptr.l[0]; |
| 857 | UINT32 pc = desc->pc; |
| 860 | 858 | fatalerror("%08x: G4-3 Undefined Thumb instruction: %04x\n", pc, op); |
| 861 | 859 | } |
| 862 | 860 | |
| 863 | | const void drctg04_01_33(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 861 | void arm7_cpu_device::drctg04_01_33(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 864 | 862 | { |
| 865 | 863 | UINT32 op = desc->opptr.l[0]; |
| 864 | UINT32 pc = desc->pc; |
| 866 | 865 | fatalerror("%08x: G4-3 Undefined Thumb instruction: %04x\n", pc, op); |
| 867 | 866 | } |
| 868 | 867 | |
| 869 | | const void drctg04_0203(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 868 | void arm7_cpu_device::drctg04_0203(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 870 | 869 | { |
| 871 | 870 | UINT32 op = desc->opptr.l[0]; |
| 872 | 871 | UINT32 rd = (op & THUMB_INSN_IMM_RD) >> THUMB_INSN_IMM_RD_SHIFT; |
| 873 | 872 | UINT32 imm = 4 + ((op & THUMB_INSN_IMM) << 2); |
| 874 | | UML_AND(block, I0, DRC_PC, ~2); |
| 875 | | UML_ADD(block, I0, I0, imm); |
| 876 | | UML_CALLH(block, *arm->impstate->read32); |
| 877 | | UML_MOV(block, DRC_REG(rd), I0); |
| 873 | UML_AND(block, uml::I0, DRC_PC, ~2); |
| 874 | UML_ADD(block, uml::I0, uml::I0, imm); |
| 875 | UML_CALLH(block, *m_impstate.read32); |
| 876 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 878 | 877 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 879 | 878 | } |
| 880 | 879 | |
| 881 | 880 | /* LDR* STR* group */ |
| 882 | 881 | |
| 883 | | const void drctg05_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STR Rd, [Rn, Rm] */ |
| 882 | void arm7_cpu_device::drctg05_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STR Rd, [Rn, Rm] */ |
| 884 | 883 | { |
| 885 | 884 | UINT32 op = desc->opptr.l[0]; |
| 886 | 885 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 887 | 886 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 888 | 887 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 889 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 890 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 891 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 892 | | UML_CALLH(block, *arm->impstate->write32); |
| 888 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 889 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 890 | UML_CALLH(block, *m_impstate.write32); |
| 893 | 891 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 894 | 892 | } |
| 895 | 893 | |
| 896 | | const void drctg05_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STRH Rd, [Rn, Rm] */ |
| 894 | void arm7_cpu_device::drctg05_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STRH Rd, [Rn, Rm] */ |
| 897 | 895 | { |
| 898 | 896 | UINT32 op = desc->opptr.l[0]; |
| 899 | 897 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 900 | 898 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 901 | 899 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 902 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 903 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 904 | | UML_CALLH(block, *arm->impstate->write16); |
| 900 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 901 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 902 | UML_CALLH(block, *m_impstate.write16); |
| 905 | 903 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 906 | 904 | } |
| 907 | 905 | |
| 908 | | const void drctg05_2(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STRB Rd, [Rn, Rm] */ |
| 906 | void arm7_cpu_device::drctg05_2(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* STRB Rd, [Rn, Rm] */ |
| 909 | 907 | { |
| 910 | 908 | UINT32 op = desc->opptr.l[0]; |
| 911 | 909 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 912 | 910 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 913 | 911 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 914 | | UINT32 addr = GET_REGISTER(arm, rn) + GET_REGISTER(arm, rm); |
| 915 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 916 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 917 | | UML_CALLH(block, *arm->impstate->write16); |
| 912 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 913 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 914 | UML_CALLH(block, *m_impstate.write16); |
| 918 | 915 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 919 | 916 | } |
| 920 | 917 | |
| 921 | | const void drctg05_3(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDSB Rd, [Rn, Rm] todo, add dasm */ |
| 918 | void arm7_cpu_device::drctg05_3(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDSB Rd, [Rn, Rm] todo, add dasm */ |
| 922 | 919 | { |
| 923 | 920 | UINT32 op = desc->opptr.l[0]; |
| 924 | 921 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 925 | 922 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 926 | 923 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 927 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 928 | | UML_CALLH(block, *arm->impstate->read8); |
| 929 | | UML_SEXT(block, DRC_REG(rd), I0, SIZE_BYTE); |
| 924 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 925 | UML_CALLH(block, *m_impstate.read8); |
| 926 | UML_SEXT(block, DRC_REG(rd), uml::I0, uml::SIZE_BYTE); |
| 930 | 927 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 931 | 928 | } |
| 932 | 929 | |
| 933 | | const void drctg05_4(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDR Rd, [Rn, Rm] */ |
| 930 | void arm7_cpu_device::drctg05_4(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDR Rd, [Rn, Rm] */ |
| 934 | 931 | { |
| 935 | 932 | UINT32 op = desc->opptr.l[0]; |
| 936 | 933 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 937 | 934 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 938 | 935 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 939 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 940 | | UML_CALLH(block, *arm->impstate->read32); |
| 941 | | UML_MOV(block, DRC_REG(rd), I0); |
| 936 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 937 | UML_CALLH(block, *m_impstate.read32); |
| 938 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 942 | 939 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 943 | 940 | } |
| 944 | 941 | |
| 945 | | const void drctg05_5(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDRH Rd, [Rn, Rm] */ |
| 942 | void arm7_cpu_device::drctg05_5(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDRH Rd, [Rn, Rm] */ |
| 946 | 943 | { |
| 947 | 944 | UINT32 op = desc->opptr.l[0]; |
| 948 | 945 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 949 | 946 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 950 | 947 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 951 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 952 | | UML_CALLH(block, *arm->impstate->read16); |
| 953 | | UML_MOV(block, DRC_REG(rd), I0); |
| 948 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 949 | UML_CALLH(block, *m_impstate.read16); |
| 950 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 954 | 951 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 955 | 952 | } |
| 956 | 953 | |
| 957 | | const void drctg05_6(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDRB Rd, [Rn, Rm] */ |
| 954 | void arm7_cpu_device::drctg05_6(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDRB Rd, [Rn, Rm] */ |
| 958 | 955 | { |
| 959 | 956 | UINT32 op = desc->opptr.l[0]; |
| 960 | 957 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 961 | 958 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 962 | 959 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 963 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 964 | | UML_CALLH(block, *arm->impstate->read8); |
| 965 | | UML_MOV(block, DRC_REG(rd), I0); |
| 960 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 961 | UML_CALLH(block, *m_impstate.read8); |
| 962 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 966 | 963 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 967 | 964 | } |
| 968 | 965 | |
| 969 | | const void drctg05_7(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDSH Rd, [Rn, Rm] */ |
| 966 | void arm7_cpu_device::drctg05_7(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* LDSH Rd, [Rn, Rm] */ |
| 970 | 967 | { |
| 971 | 968 | UINT32 op = desc->opptr.l[0]; |
| 972 | 969 | UINT32 rm = (op & THUMB_GROUP5_RM) >> THUMB_GROUP5_RM_SHIFT; |
| 973 | 970 | UINT32 rn = (op & THUMB_GROUP5_RN) >> THUMB_GROUP5_RN_SHIFT; |
| 974 | 971 | UINT32 rd = (op & THUMB_GROUP5_RD) >> THUMB_GROUP5_RD_SHIFT; |
| 975 | | UML_ADD(block, I0, DRC_REG(rn), DRC_REG(rm)); |
| 976 | | UML_CALLH(block, *arm->impstate->read16); |
| 977 | | UML_SEXT(block, DRC_REG(rd), I0, SIZE_WORD); |
| 972 | UML_ADD(block, uml::I0, DRC_REG(rn), DRC_REG(rm)); |
| 973 | UML_CALLH(block, *m_impstate.read16); |
| 974 | UML_SEXT(block, DRC_REG(rd), uml::I0, uml::SIZE_WORD); |
| 978 | 975 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 979 | 976 | } |
| 980 | 977 | |
| 981 | 978 | /* Word Store w/ Immediate Offset */ |
| 982 | 979 | |
| 983 | | const void drctg06_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 980 | void arm7_cpu_device::drctg06_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 984 | 981 | { |
| 985 | 982 | UINT32 op = desc->opptr.l[0]; |
| 986 | 983 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 987 | 984 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 988 | 985 | INT32 offs = ((op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT) << 2; |
| 989 | | UML_ADD(block, I0, DRC_REG(rn), offs); |
| 990 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 991 | | UML_CALLH(block, *arm->impstate->write32); |
| 986 | UML_ADD(block, uml::I0, DRC_REG(rn), offs); |
| 987 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 988 | UML_CALLH(block, *m_impstate.write32); |
| 992 | 989 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 993 | 990 | } |
| 994 | 991 | |
| 995 | | const void drctg06_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 992 | void arm7_cpu_device::drctg06_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 996 | 993 | { |
| 997 | 994 | UINT32 op = desc->opptr.l[0]; |
| 998 | 995 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 999 | 996 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 1000 | 997 | INT32 offs = ((op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT) << 2; |
| 1001 | | UML_ADD(block, I0, DRC_REG(rn), offs); |
| 1002 | | UML_CALLH(block, *arm->impstate->read32); |
| 1003 | | UML_MOV(block, DRC_REG(rd), I0); |
| 998 | UML_ADD(block, uml::I0, DRC_REG(rn), offs); |
| 999 | UML_CALLH(block, *m_impstate.read32); |
| 1000 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 1004 | 1001 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1005 | 1002 | } |
| 1006 | 1003 | |
| 1007 | 1004 | /* Byte Store w/ Immeidate Offset */ |
| 1008 | 1005 | |
| 1009 | | const void drctg07_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1006 | void arm7_cpu_device::drctg07_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1010 | 1007 | { |
| 1011 | 1008 | UINT32 op = desc->opptr.l[0]; |
| 1012 | 1009 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1013 | 1010 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 1014 | 1011 | INT32 offs = (op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT; |
| 1015 | | UML_ADD(block, I0, DRC_REG(rn), offs); |
| 1016 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 1017 | | UML_CALLH(block, *arm->impstate->write8); |
| 1012 | UML_ADD(block, uml::I0, DRC_REG(rn), offs); |
| 1013 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 1014 | UML_CALLH(block, *m_impstate.write8); |
| 1018 | 1015 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1019 | 1016 | } |
| 1020 | 1017 | |
| 1021 | | const void drctg07_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1018 | void arm7_cpu_device::drctg07_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1022 | 1019 | { |
| 1023 | 1020 | UINT32 op = desc->opptr.l[0]; |
| 1024 | 1021 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1025 | 1022 | UINT32 rd = op & THUMB_ADDSUB_RD; |
| 1026 | 1023 | INT32 offs = (op & THUMB_LSOP_OFFS) >> THUMB_LSOP_OFFS_SHIFT; |
| 1027 | | UML_ADD(block, I0, DRC_REG(rn), offs); |
| 1028 | | UML_CALLH(block, *arm->impstate->read8); |
| 1029 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1024 | UML_ADD(block, uml::I0, DRC_REG(rn), offs); |
| 1025 | UML_CALLH(block, *m_impstate.read8); |
| 1026 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 1030 | 1027 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1031 | 1028 | } |
| 1032 | 1029 | |
| 1033 | 1030 | /* Load/Store Halfword */ |
| 1034 | 1031 | |
| 1035 | | const void drctg08_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1032 | void arm7_cpu_device::drctg08_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1036 | 1033 | { |
| 1037 | 1034 | UINT32 op = desc->opptr.l[0]; |
| 1038 | 1035 | UINT32 offs = (op & THUMB_HALFOP_OFFS) >> THUMB_HALFOP_OFFS_SHIFT; |
| 1039 | | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1036 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1040 | 1037 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 1041 | | UML_ADD(block, I0, DRC_REG(rn), offs << 1); |
| 1042 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 1043 | | UML_CALLH(block, *arm->impstate->write16); |
| 1038 | UML_ADD(block, uml::I0, DRC_REG(rn), offs << 1); |
| 1039 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 1040 | UML_CALLH(block, *m_impstate.write16); |
| 1044 | 1041 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1045 | 1042 | } |
| 1046 | 1043 | |
| 1047 | | const void drctg08_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1044 | void arm7_cpu_device::drctg08_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1048 | 1045 | { |
| 1049 | 1046 | UINT32 op = desc->opptr.l[0]; |
| 1050 | 1047 | UINT32 offs = (op & THUMB_HALFOP_OFFS) >> THUMB_HALFOP_OFFS_SHIFT; |
| 1051 | | UINT32 rs = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1048 | UINT32 rn = (op & THUMB_ADDSUB_RS) >> THUMB_ADDSUB_RS_SHIFT; |
| 1052 | 1049 | UINT32 rd = (op & THUMB_ADDSUB_RD) >> THUMB_ADDSUB_RD_SHIFT; |
| 1053 | | UML_ADD(block, I0, DRC_REG(rn), offs << 1); |
| 1054 | | UML_CALLH(block, *arm->impstate->read16); |
| 1055 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1050 | UML_ADD(block, uml::I0, DRC_REG(rn), offs << 1); |
| 1051 | UML_CALLH(block, *m_impstate.read16); |
| 1052 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 1056 | 1053 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1057 | 1054 | } |
| 1058 | 1055 | |
| 1059 | 1056 | /* Stack-Relative Load/Store */ |
| 1060 | 1057 | |
| 1061 | | const void drctg09_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1058 | void arm7_cpu_device::drctg09_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1062 | 1059 | { |
| 1063 | 1060 | UINT32 op = desc->opptr.l[0]; |
| 1064 | 1061 | UINT32 rd = (op & THUMB_STACKOP_RD) >> THUMB_STACKOP_RD_SHIFT; |
| 1065 | 1062 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM) << 2; |
| 1066 | | UML_ADD(block, I0, DRC_REG(13), offs); |
| 1067 | | UML_MOV(block, I1, DRC_REG(rd)); |
| 1068 | | UML_CALLH(block, *arm->impstate->write32); |
| 1063 | UML_ADD(block, uml::I0, DRC_REG(13), offs); |
| 1064 | UML_MOV(block, uml::I1, DRC_REG(rd)); |
| 1065 | UML_CALLH(block, *m_impstate.write32); |
| 1069 | 1066 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1070 | 1067 | } |
| 1071 | 1068 | |
| 1072 | | const void drctg09_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1069 | void arm7_cpu_device::drctg09_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1073 | 1070 | { |
| 1074 | 1071 | UINT32 op = desc->opptr.l[0]; |
| 1075 | 1072 | UINT32 rd = (op & THUMB_STACKOP_RD) >> THUMB_STACKOP_RD_SHIFT; |
| 1076 | 1073 | UINT32 offs = (UINT8)(op & THUMB_INSN_IMM) << 2; |
| 1077 | | UML_ADD(block, I0, DRC_REG(13), offs); |
| 1078 | | UML_CALLH(block, *arm->impstate->read32); |
| 1079 | | UML_MOV(block, DRC_REG(rd), I0); |
| 1074 | UML_ADD(block, uml::I0, DRC_REG(13), offs); |
| 1075 | UML_CALLH(block, *m_impstate.read32); |
| 1076 | UML_MOV(block, DRC_REG(rd), uml::I0); |
| 1080 | 1077 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1081 | 1078 | } |
| 1082 | 1079 | |
| 1083 | 1080 | /* Get relative address */ |
| 1084 | 1081 | |
| 1085 | | const void drctg0a_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, PC, #nn */ |
| 1082 | void arm7_cpu_device::drctg0a_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, PC, #nn */ |
| 1086 | 1083 | { |
| 1087 | 1084 | UINT32 op = desc->opptr.l[0]; |
| 1088 | 1085 | UINT32 rd = (op & THUMB_RELADDR_RD) >> THUMB_RELADDR_RD_SHIFT; |
| 1089 | 1086 | INT32 offs = (UINT8)(op & THUMB_INSN_IMM) << 2; |
| 1090 | | UML_ADD(block, I0, DRC_PC, 4); |
| 1091 | | UML_AND(block, I0, I0, ~2); |
| 1092 | | UML_ADD(block, DRC_REG(rd), I0, offs); |
| 1087 | UML_ADD(block, uml::I0, DRC_PC, 4); |
| 1088 | UML_AND(block, uml::I0, uml::I0, ~2); |
| 1089 | UML_ADD(block, DRC_REG(rd), uml::I0, offs); |
| 1093 | 1090 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1094 | 1091 | } |
| 1095 | 1092 | |
| 1096 | | const void drctg0a_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, SP, #nn */ |
| 1093 | void arm7_cpu_device::drctg0a_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD Rd, SP, #nn */ |
| 1097 | 1094 | { |
| 1098 | 1095 | UINT32 op = desc->opptr.l[0]; |
| 1099 | 1096 | UINT32 rd = (op & THUMB_RELADDR_RD) >> THUMB_RELADDR_RD_SHIFT; |
| r24074 | r24075 | |
| 1104 | 1101 | |
| 1105 | 1102 | /* Stack-Related Opcodes */ |
| 1106 | 1103 | |
| 1107 | | const void drctg0b_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD SP, #imm */ |
| 1104 | void arm7_cpu_device::drctg0b_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* ADD SP, #imm */ |
| 1108 | 1105 | { |
| 1109 | 1106 | UINT32 op = desc->opptr.l[0]; |
| 1110 | 1107 | INT32 addr = (op & THUMB_INSN_IMM); |
| r24074 | r24075 | |
| 1114 | 1111 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1115 | 1112 | } |
| 1116 | 1113 | |
| 1117 | | const void drctg0b_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1114 | void arm7_cpu_device::drctg0b_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1118 | 1115 | { |
| 1119 | 1116 | UINT32 op = desc->opptr.l[0]; |
| 1117 | UINT32 pc = desc->pc; |
| 1120 | 1118 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1121 | 1119 | } |
| 1122 | 1120 | |
| 1123 | | const void drctg0b_2(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1121 | void arm7_cpu_device::drctg0b_2(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1124 | 1122 | { |
| 1125 | 1123 | UINT32 op = desc->opptr.l[0]; |
| 1124 | UINT32 pc = desc->pc; |
| 1126 | 1125 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1127 | 1126 | } |
| 1128 | 1127 | |
| 1129 | | const void drctg0b_3(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1128 | void arm7_cpu_device::drctg0b_3(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1130 | 1129 | { |
| 1131 | 1130 | UINT32 op = desc->opptr.l[0]; |
| 1131 | UINT32 pc = desc->pc; |
| 1132 | 1132 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1133 | 1133 | } |
| 1134 | 1134 | |
| 1135 | | const void drctg0b_4(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* PUSH {Rlist} */ |
| 1135 | void arm7_cpu_device::drctg0b_4(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* PUSH {Rlist} */ |
| 1136 | 1136 | { |
| 1137 | 1137 | UINT32 op = desc->opptr.l[0]; |
| 1138 | 1138 | for (INT32 offs = 7; offs >= 0; offs--) |
| r24074 | r24075 | |
| 1140 | 1140 | if (op & (1 << offs)) |
| 1141 | 1141 | { |
| 1142 | 1142 | UML_SUB(block, DRC_REG(13), DRC_REG(13), 4); |
| 1143 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1144 | | UML_MOV(block, I1, DRC_REG(offs)); |
| 1145 | | UML_CALLH(block, *arm->impstate->write32); |
| 1143 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1144 | UML_MOV(block, uml::I1, DRC_REG(offs)); |
| 1145 | UML_CALLH(block, *m_impstate.write32); |
| 1146 | 1146 | } |
| 1147 | 1147 | } |
| 1148 | 1148 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1149 | 1149 | } |
| 1150 | 1150 | |
| 1151 | | const void drctg0b_5(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* PUSH {Rlist}{LR} */ |
| 1151 | void arm7_cpu_device::drctg0b_5(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* PUSH {Rlist}{LR} */ |
| 1152 | 1152 | { |
| 1153 | 1153 | UINT32 op = desc->opptr.l[0]; |
| 1154 | 1154 | UML_SUB(block, DRC_REG(13), DRC_REG(13), 4); |
| 1155 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1156 | | UML_MOV(block, I1, DRC_REG(14)); |
| 1157 | | UML_CALLH(block, *arm->impstate->write32); |
| 1155 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1156 | UML_MOV(block, uml::I1, DRC_REG(14)); |
| 1157 | UML_CALLH(block, *m_impstate.write32); |
| 1158 | 1158 | for (INT32 offs = 7; offs >= 0; offs--) |
| 1159 | 1159 | { |
| 1160 | 1160 | if (op & (1 << offs)) |
| 1161 | 1161 | { |
| 1162 | 1162 | UML_SUB(block, DRC_REG(13), DRC_REG(13), 4); |
| 1163 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1164 | | UML_MOV(block, I1, DRC_REG(offs)); |
| 1165 | | UML_CALLH(block, *arm->impstate->write32); |
| 1163 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1164 | UML_MOV(block, uml::I1, DRC_REG(offs)); |
| 1165 | UML_CALLH(block, *m_impstate.write32); |
| 1166 | 1166 | } |
| 1167 | 1167 | } |
| 1168 | 1168 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1169 | 1169 | } |
| 1170 | 1170 | |
| 1171 | | const void drctg0b_6(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1171 | void arm7_cpu_device::drctg0b_6(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1172 | 1172 | { |
| 1173 | 1173 | UINT32 op = desc->opptr.l[0]; |
| 1174 | UINT32 pc = desc->pc; |
| 1174 | 1175 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1175 | 1176 | } |
| 1176 | 1177 | |
| 1177 | | const void drctg0b_7(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1178 | void arm7_cpu_device::drctg0b_7(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1178 | 1179 | { |
| 1179 | 1180 | UINT32 op = desc->opptr.l[0]; |
| 1181 | UINT32 pc = desc->pc; |
| 1180 | 1182 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1181 | 1183 | } |
| 1182 | 1184 | |
| 1183 | | const void drctg0b_8(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1185 | void arm7_cpu_device::drctg0b_8(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1184 | 1186 | { |
| 1185 | 1187 | UINT32 op = desc->opptr.l[0]; |
| 1188 | UINT32 pc = desc->pc; |
| 1186 | 1189 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1187 | 1190 | } |
| 1188 | 1191 | |
| 1189 | | const void drctg0b_9(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1192 | void arm7_cpu_device::drctg0b_9(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1190 | 1193 | { |
| 1191 | 1194 | UINT32 op = desc->opptr.l[0]; |
| 1195 | UINT32 pc = desc->pc; |
| 1192 | 1196 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1193 | 1197 | } |
| 1194 | 1198 | |
| 1195 | | const void drctg0b_a(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1199 | void arm7_cpu_device::drctg0b_a(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1196 | 1200 | { |
| 1197 | 1201 | UINT32 op = desc->opptr.l[0]; |
| 1202 | UINT32 pc = desc->pc; |
| 1198 | 1203 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1199 | 1204 | } |
| 1200 | 1205 | |
| 1201 | | const void drctg0b_b(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1206 | void arm7_cpu_device::drctg0b_b(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1202 | 1207 | { |
| 1203 | 1208 | UINT32 op = desc->opptr.l[0]; |
| 1209 | UINT32 pc = desc->pc; |
| 1204 | 1210 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1205 | 1211 | } |
| 1206 | 1212 | |
| 1207 | | const void tg0b_c(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* POP {Rlist} */ |
| 1213 | void arm7_cpu_device::drctg0b_c(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* POP {Rlist} */ |
| 1208 | 1214 | { |
| 1209 | 1215 | UINT32 op = desc->opptr.l[0]; |
| 1210 | 1216 | for (INT32 offs = 0; offs < 8; offs++) |
| 1211 | 1217 | { |
| 1212 | 1218 | if (op & (1 << offs)) |
| 1213 | 1219 | { |
| 1214 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1215 | | UML_CALLH(block, *arm->impstate->read32); |
| 1216 | | UML_MOV(block, DRC_REG(offs), I0); |
| 1220 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1221 | UML_CALLH(block, *m_impstate.read32); |
| 1222 | UML_MOV(block, DRC_REG(offs), uml::I0); |
| 1217 | 1223 | UML_ADD(block, DRC_REG(13), DRC_REG(13), 4); |
| 1218 | 1224 | } |
| 1219 | 1225 | } |
| 1220 | 1226 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1221 | 1227 | } |
| 1222 | 1228 | |
| 1223 | | const void drctg0b_d(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* POP {Rlist}{PC} */ |
| 1229 | void arm7_cpu_device::drctg0b_d(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* POP {Rlist}{PC} */ |
| 1224 | 1230 | { |
| 1225 | 1231 | UINT32 op = desc->opptr.l[0]; |
| 1226 | | code_label arch5up; |
| 1227 | | code_label done; |
| 1228 | | code_label switch_mode; |
| 1232 | uml::code_label arch5up; |
| 1233 | uml::code_label done; |
| 1234 | uml::code_label switch_mode; |
| 1229 | 1235 | for (INT32 offs = 0; offs < 8; offs++) |
| 1230 | 1236 | { |
| 1231 | 1237 | if (op & (1 << offs)) |
| 1232 | 1238 | { |
| 1233 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1234 | | UML_CALLH(block, *arm->impstate->read32); |
| 1235 | | UML_MOV(block, DRC_REG(offs), I0); |
| 1239 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1240 | UML_CALLH(block, *m_impstate.read32); |
| 1241 | UML_MOV(block, DRC_REG(offs), uml::I0); |
| 1236 | 1242 | UML_ADD(block, DRC_REG(13), DRC_REG(13), 4); |
| 1237 | 1243 | } |
| 1238 | 1244 | } |
| 1239 | | UML_MOV(block, I0, DRC_REG(13)); |
| 1240 | | UML_CALLH(block, *arm->impstate->read32); |
| 1241 | | UML_CMP(block, mem(&arm->archRev), 4); |
| 1242 | | UML_JMPc(block, COND_A, arch5up = compiler->labelnum++); |
| 1243 | | UML_AND(block, DRC_PC, I0, ~1); |
| 1245 | UML_MOV(block, uml::I0, DRC_REG(13)); |
| 1246 | UML_CALLH(block, *m_impstate.read32); |
| 1247 | UML_CMP(block, uml::mem(&m_archRev), 4); |
| 1248 | UML_JMPc(block, uml::COND_A, arch5up = compiler->labelnum++); |
| 1249 | UML_AND(block, DRC_PC, uml::I0, ~1); |
| 1244 | 1250 | |
| 1245 | 1251 | UML_LABEL(block, arch5up); |
| 1246 | 1252 | |
| 1247 | | UML_TEST(block, I0, 1); |
| 1248 | | UML_JMPc(block, COND_Z, switch_mode = compiler->labelnum++); |
| 1253 | UML_TEST(block, uml::I0, 1); |
| 1254 | UML_JMPc(block, uml::COND_Z, switch_mode = compiler->labelnum++); |
| 1249 | 1255 | |
| 1250 | | UML_AND(block, I0, I0, ~1); |
| 1251 | | UML_MOV(block, DRC_PC, I0); |
| 1252 | | UML_JMP(block done); |
| 1256 | UML_AND(block, uml::I0, uml::I0, ~1); |
| 1257 | UML_MOV(block, DRC_PC, uml::I0); |
| 1258 | UML_JMP(block, done); |
| 1253 | 1259 | |
| 1254 | 1260 | UML_LABEL(block, switch_mode); |
| 1255 | 1261 | UML_AND(block, DRC_CPSR, DRC_CPSR, ~T_MASK); |
| 1256 | | UML_TEST(block, I0, 2); |
| 1257 | | UML_MOVc(block, COND_NZ, I1, 2); |
| 1258 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1259 | | UML_ADD(block, I0, I0, I1); |
| 1260 | | UML_MOV(block, DRC_PC, I0); |
| 1262 | UML_TEST(block, uml::I0, 2); |
| 1263 | UML_MOVc(block, uml::COND_NZ, uml::I1, 2); |
| 1264 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1265 | UML_ADD(block, uml::I0, uml::I0, uml::I1); |
| 1266 | UML_MOV(block, DRC_PC, uml::I0); |
| 1261 | 1267 | |
| 1262 | 1268 | UML_LABEL(block, done); |
| 1263 | 1269 | UML_ADD(block, DRC_REG(13), DRC_REG(13), 4); |
| 1264 | 1270 | } |
| 1265 | 1271 | |
| 1266 | | const void drctg0b_e(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1272 | void arm7_cpu_device::drctg0b_e(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1267 | 1273 | { |
| 1268 | 1274 | UINT32 op = desc->opptr.l[0]; |
| 1275 | UINT32 pc = desc->pc; |
| 1269 | 1276 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1270 | 1277 | } |
| 1271 | 1278 | |
| 1272 | | const void drctg0b_f(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1279 | void arm7_cpu_device::drctg0b_f(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1273 | 1280 | { |
| 1274 | 1281 | UINT32 op = desc->opptr.l[0]; |
| 1282 | UINT32 pc = desc->pc; |
| 1275 | 1283 | fatalerror("%08x: Gb Undefined Thumb instruction: %04x\n", pc, op); |
| 1276 | 1284 | } |
| 1277 | 1285 | |
| r24074 | r24075 | |
| 1283 | 1291 | // GBA "BB Ball" performs an unaligned read with A[1:0] = 2 and expects A[1] not to be ignored [BP 800B90A,(R4&3)!=0] |
| 1284 | 1292 | // GBA "Gadget Racers" performs an unaligned read with A[1:0] = 1 and expects A[0] to be ignored [BP B72,(R0&3)!=0] |
| 1285 | 1293 | |
| 1286 | | const void drctg0c_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1294 | void arm7_cpu_device::drctg0c_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Store */ |
| 1287 | 1295 | { |
| 1288 | 1296 | UINT32 op = desc->opptr.l[0]; |
| 1289 | 1297 | UINT32 rd = (op & THUMB_MULTLS_BASE) >> THUMB_MULTLS_BASE_SHIFT; |
| 1290 | | UML_MOV(block, I2, DRC_REG(rd)); |
| 1298 | UML_MOV(block, uml::I2, DRC_REG(rd)); |
| 1291 | 1299 | for (INT32 offs = 0; offs < 8; offs++) |
| 1292 | 1300 | { |
| 1293 | 1301 | if (op & (1 << offs)) |
| 1294 | 1302 | { |
| 1295 | | UML_AND(block, I0, I2, ~3); |
| 1296 | | UML_MOV(block, I1, DRC_REG(offs)); |
| 1297 | | UML_CALLH(block, *arm->impstate->write32); |
| 1298 | | UML_ADD(block, I2, I2, 4); |
| 1303 | UML_AND(block, uml::I0, uml::I2, ~3); |
| 1304 | UML_MOV(block, uml::I1, DRC_REG(offs)); |
| 1305 | UML_CALLH(block, *m_impstate.write32); |
| 1306 | UML_ADD(block, uml::I2, uml::I2, 4); |
| 1299 | 1307 | } |
| 1300 | 1308 | } |
| 1301 | | UML_MOV(block, DRC_REG(rd), I2); |
| 1309 | UML_MOV(block, DRC_REG(rd), uml::I2); |
| 1302 | 1310 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1303 | 1311 | } |
| 1304 | 1312 | |
| 1305 | | const void drctg0c_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1313 | void arm7_cpu_device::drctg0c_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* Load */ |
| 1306 | 1314 | { |
| 1307 | 1315 | UINT32 op = desc->opptr.l[0]; |
| 1308 | 1316 | UINT32 rd = (op & THUMB_MULTLS_BASE) >> THUMB_MULTLS_BASE_SHIFT; |
| 1309 | 1317 | int rd_in_list = op & (1 << rd); |
| 1310 | | UML_MOV(block, I2, DRC_REG(rd)); |
| 1318 | UML_MOV(block, uml::I2, DRC_REG(rd)); |
| 1311 | 1319 | for (INT32 offs = 0; offs < 8; offs++) |
| 1312 | 1320 | { |
| 1313 | 1321 | if (op & (1 << offs)) |
| 1314 | 1322 | { |
| 1315 | | UML_AND(block, I0, I2, ~1); |
| 1316 | | UML_CALLH(block, *arm->impstate->read32); |
| 1317 | | UML_ADD(block, I2, I2, 4); |
| 1323 | UML_AND(block, uml::I0, uml::I2, ~1); |
| 1324 | UML_CALLH(block, *m_impstate.read32); |
| 1325 | UML_ADD(block, uml::I2, uml::I2, 4); |
| 1318 | 1326 | } |
| 1319 | 1327 | } |
| 1320 | 1328 | if (!rd_in_list) |
| 1321 | 1329 | { |
| 1322 | | UML_MOV(block, DRC_REG(rd), I2); |
| 1330 | UML_MOV(block, DRC_REG(rd), uml::I2); |
| 1323 | 1331 | } |
| 1324 | 1332 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1325 | 1333 | } |
| 1326 | 1334 | |
| 1327 | 1335 | /* Conditional Branch */ |
| 1328 | 1336 | |
| 1329 | | const void drctg0d_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_EQ: |
| 1337 | void arm7_cpu_device::drctg0d_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_EQ: |
| 1330 | 1338 | { |
| 1331 | 1339 | UINT32 op = desc->opptr.l[0]; |
| 1332 | 1340 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1333 | 1341 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1334 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1335 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1336 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1342 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1343 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1344 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1337 | 1345 | } |
| 1338 | 1346 | |
| 1339 | | const void drctg0d_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_NE: |
| 1347 | void arm7_cpu_device::drctg0d_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_NE: |
| 1340 | 1348 | { |
| 1341 | 1349 | UINT32 op = desc->opptr.l[0]; |
| 1342 | 1350 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1343 | 1351 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1344 | | UML_MOVc(block, COND_Z, I0, offs); |
| 1345 | | UML_MOVc(block, COND_NZ, I0, 2); |
| 1346 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1352 | UML_MOVc(block, uml::COND_Z, uml::I0, offs); |
| 1353 | UML_MOVc(block, uml::COND_NZ, uml::I0, 2); |
| 1354 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1347 | 1355 | } |
| 1348 | 1356 | |
| 1349 | | const void drctg0d_2(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_CS: |
| 1357 | void arm7_cpu_device::drctg0d_2(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_CS: |
| 1350 | 1358 | { |
| 1351 | 1359 | UINT32 op = desc->opptr.l[0]; |
| 1352 | 1360 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1353 | 1361 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 1354 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1355 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1356 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1362 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1363 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1364 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1357 | 1365 | } |
| 1358 | 1366 | |
| 1359 | | const void drctg0d_3(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_CC: |
| 1367 | void arm7_cpu_device::drctg0d_3(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_CC: |
| 1360 | 1368 | { |
| 1361 | 1369 | UINT32 op = desc->opptr.l[0]; |
| 1362 | 1370 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1363 | 1371 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 1364 | | UML_MOVc(block, COND_Z, I0, offs); |
| 1365 | | UML_MOVc(block, COND_NZ, I0, 2); |
| 1366 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1372 | UML_MOVc(block, uml::COND_Z, uml::I0, offs); |
| 1373 | UML_MOVc(block, uml::COND_NZ, uml::I0, 2); |
| 1374 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1367 | 1375 | } |
| 1368 | 1376 | |
| 1369 | | const void drctg0d_4(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_MI: |
| 1377 | void arm7_cpu_device::drctg0d_4(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_MI: |
| 1370 | 1378 | { |
| 1371 | 1379 | UINT32 op = desc->opptr.l[0]; |
| 1372 | 1380 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1373 | 1381 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1374 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1375 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1376 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1382 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1383 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1384 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1377 | 1385 | } |
| 1378 | 1386 | |
| 1379 | | const void drctg0d_5(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_PL: |
| 1387 | void arm7_cpu_device::drctg0d_5(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_PL: |
| 1380 | 1388 | { |
| 1381 | 1389 | UINT32 op = desc->opptr.l[0]; |
| 1382 | 1390 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1383 | 1391 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1384 | | UML_MOVc(block, COND_Z, I0, offs); |
| 1385 | | UML_MOVc(block, COND_NZ, I0, 2); |
| 1386 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1392 | UML_MOVc(block, uml::COND_Z, uml::I0, offs); |
| 1393 | UML_MOVc(block, uml::COND_NZ, uml::I0, 2); |
| 1394 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1387 | 1395 | } |
| 1388 | 1396 | |
| 1389 | | const void drctg0d_6(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_VS: |
| 1397 | void arm7_cpu_device::drctg0d_6(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_VS: |
| 1390 | 1398 | { |
| 1391 | 1399 | UINT32 op = desc->opptr.l[0]; |
| 1392 | 1400 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1393 | 1401 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1394 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1395 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1396 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1402 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1403 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1404 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1397 | 1405 | } |
| 1398 | 1406 | |
| 1399 | | const void drctg0d_7(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_VC: |
| 1407 | void arm7_cpu_device::drctg0d_7(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_VC: |
| 1400 | 1408 | { |
| 1401 | 1409 | UINT32 op = desc->opptr.l[0]; |
| 1402 | 1410 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1403 | 1411 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1404 | | UML_MOVc(block, COND_Z, I0, offs); |
| 1405 | | UML_MOVc(block, COND_NZ, I0, 2); |
| 1406 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1412 | UML_MOVc(block, uml::COND_Z, uml::I0, offs); |
| 1413 | UML_MOVc(block, uml::COND_NZ, uml::I0, 2); |
| 1414 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1407 | 1415 | } |
| 1408 | 1416 | |
| 1409 | | const void drctg0d_8(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_HI: |
| 1417 | void arm7_cpu_device::drctg0d_8(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_HI: |
| 1410 | 1418 | { |
| 1411 | 1419 | UINT32 op = desc->opptr.l[0]; |
| 1412 | 1420 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1413 | 1421 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 1414 | | UML_MOVc(block, COND_NZ, I0, 1); |
| 1415 | | UML_MOVc(block, COND_Z, I0, 0); |
| 1422 | UML_MOVc(block, uml::COND_NZ, uml::I0, 1); |
| 1423 | UML_MOVc(block, uml::COND_Z, uml::I0, 0); |
| 1416 | 1424 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1417 | | UML_MOVc(block, COND_NZ, I1, 0); |
| 1418 | | UML_MOVc(block, COND_Z, I1, 1); |
| 1419 | | UML_AND(block, I0, I0, I1); |
| 1420 | | UML_TEST(block, I0, 1); |
| 1421 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1422 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1423 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1425 | UML_MOVc(block, uml::COND_NZ, uml::I1, 0); |
| 1426 | UML_MOVc(block, uml::COND_Z, uml::I1, 1); |
| 1427 | UML_AND(block, uml::I0, uml::I0, uml::I1); |
| 1428 | UML_TEST(block, uml::I0, 1); |
| 1429 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1430 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1431 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1424 | 1432 | } |
| 1425 | 1433 | |
| 1426 | | const void drctg0d_9(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LS: |
| 1434 | void arm7_cpu_device::drctg0d_9(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LS: |
| 1427 | 1435 | { |
| 1428 | 1436 | UINT32 op = desc->opptr.l[0]; |
| 1429 | 1437 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1430 | 1438 | UML_TEST(block, DRC_CPSR, C_MASK); |
| 1431 | | UML_MOVc(block, COND_Z, I0, 1); |
| 1432 | | UML_MOVc(block, COND_NZ, I0, 0); |
| 1439 | UML_MOVc(block, uml::COND_Z, uml::I0, 1); |
| 1440 | UML_MOVc(block, uml::COND_NZ, uml::I0, 0); |
| 1433 | 1441 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1434 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1435 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1436 | | UML_AND(block, I0, I0, I1); |
| 1437 | | UML_TEST(block, I0, 1); |
| 1438 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1439 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1440 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1442 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1443 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1444 | UML_AND(block, uml::I0, uml::I0, uml::I1); |
| 1445 | UML_TEST(block, uml::I0, 1); |
| 1446 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1447 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1448 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1441 | 1449 | } |
| 1442 | 1450 | |
| 1443 | | const void drctg0d_a(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_GE: |
| 1451 | void arm7_cpu_device::drctg0d_a(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_GE: |
| 1444 | 1452 | { |
| 1445 | 1453 | UINT32 op = desc->opptr.l[0]; |
| 1454 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1446 | 1455 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1447 | | UML_MOVc(block, COND_Z, I0, 1); |
| 1448 | | UML_MOVc(block, COND_NZ, I0, 0); |
| 1456 | UML_MOVc(block, uml::COND_Z, uml::I0, 1); |
| 1457 | UML_MOVc(block, uml::COND_NZ, uml::I0, 0); |
| 1449 | 1458 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1450 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1451 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1452 | | UML_CMP(block, I0, I1); |
| 1453 | | UML_MOVc(block, COND_E, I0, offs); |
| 1454 | | UML_MOVc(block, COND_NE, I0, 2); |
| 1455 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1459 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1460 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1461 | UML_CMP(block, uml::I0, uml::I1); |
| 1462 | UML_MOVc(block, uml::COND_E, uml::I0, offs); |
| 1463 | UML_MOVc(block, uml::COND_NE, uml::I0, 2); |
| 1464 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1456 | 1465 | } |
| 1457 | 1466 | |
| 1458 | | const void drctg0d_b(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LT: |
| 1467 | void arm7_cpu_device::drctg0d_b(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LT: |
| 1459 | 1468 | { |
| 1460 | 1469 | UINT32 op = desc->opptr.l[0]; |
| 1470 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1461 | 1471 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1462 | | UML_MOVc(block, COND_Z, I0, 1); |
| 1463 | | UML_MOVc(block, COND_NZ, I0, 0); |
| 1472 | UML_MOVc(block, uml::COND_Z, uml::I0, 1); |
| 1473 | UML_MOVc(block, uml::COND_NZ, uml::I0, 0); |
| 1464 | 1474 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1465 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1466 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1467 | | UML_CMP(block, I0, I1); |
| 1468 | | UML_MOVc(block, COND_NE, I0, offs); |
| 1469 | | UML_MOVc(block, COND_E, I0, 2); |
| 1470 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1475 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1476 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1477 | UML_CMP(block, uml::I0, uml::I1); |
| 1478 | UML_MOVc(block, uml::COND_NE, uml::I0, offs); |
| 1479 | UML_MOVc(block, uml::COND_E, uml::I0, 2); |
| 1480 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1471 | 1481 | } |
| 1472 | 1482 | |
| 1473 | | const void drctg0d_c(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_GT: |
| 1483 | void arm7_cpu_device::drctg0d_c(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_GT: |
| 1474 | 1484 | { |
| 1475 | 1485 | UINT32 op = desc->opptr.l[0]; |
| 1486 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1476 | 1487 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1477 | | UML_MOVc(block, COND_Z, I0, 1); |
| 1478 | | UML_MOVc(block, COND_NZ, I0, 0); |
| 1488 | UML_MOVc(block, uml::COND_Z, uml::I0, 1); |
| 1489 | UML_MOVc(block, uml::COND_NZ, uml::I0, 0); |
| 1479 | 1490 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1480 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1481 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1482 | | UML_CMP(block, I0, I1); |
| 1483 | | UML_MOVc(block, COND_E, I0, 1); |
| 1484 | | UML_MOVc(block, COND_NE, I0, 0); |
| 1491 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1492 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1493 | UML_CMP(block, uml::I0, uml::I1); |
| 1494 | UML_MOVc(block, uml::COND_E, uml::I0, 1); |
| 1495 | UML_MOVc(block, uml::COND_NE, uml::I0, 0); |
| 1485 | 1496 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1486 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1487 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1488 | | UML_AND(block, I0, I0, I1); |
| 1489 | | UML_TEST(block, I0, 1); |
| 1490 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1491 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1492 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1497 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1498 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1499 | UML_AND(block, uml::I0, uml::I0, uml::I1); |
| 1500 | UML_TEST(block, uml::I0, 1); |
| 1501 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1502 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1503 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1493 | 1504 | } |
| 1494 | 1505 | |
| 1495 | | const void drctg0d_d(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LE: |
| 1506 | void arm7_cpu_device::drctg0d_d(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_LE: |
| 1496 | 1507 | { |
| 1497 | 1508 | UINT32 op = desc->opptr.l[0]; |
| 1509 | INT32 offs = ((INT8)(op & THUMB_INSN_IMM) << 1) + 4; |
| 1498 | 1510 | UML_TEST(block, DRC_CPSR, N_MASK); |
| 1499 | | UML_MOVc(block, COND_Z, I0, 1); |
| 1500 | | UML_MOVc(block, COND_NZ, I0, 0); |
| 1511 | UML_MOVc(block, uml::COND_Z, uml::I0, 1); |
| 1512 | UML_MOVc(block, uml::COND_NZ, uml::I0, 0); |
| 1501 | 1513 | UML_TEST(block, DRC_CPSR, V_MASK); |
| 1502 | | UML_MOVc(block, COND_Z, I1, 0); |
| 1503 | | UML_MOVc(block, COND_NZ, I1, 1); |
| 1504 | | UML_CMP(block, I0, I1); |
| 1505 | | UML_MOVc(block, COND_NE, I0, 1); |
| 1506 | | UML_MOVc(block, COND_E, I0, 0); |
| 1514 | UML_MOVc(block, uml::COND_Z, uml::I1, 0); |
| 1515 | UML_MOVc(block, uml::COND_NZ, uml::I1, 1); |
| 1516 | UML_CMP(block, uml::I0, uml::I1); |
| 1517 | UML_MOVc(block, uml::COND_NE, uml::I0, 1); |
| 1518 | UML_MOVc(block, uml::COND_E, uml::I0, 0); |
| 1507 | 1519 | UML_TEST(block, DRC_CPSR, Z_MASK); |
| 1508 | | UML_MOVc(block, COND_NZ, I1, 0); |
| 1509 | | UML_MOVc(block, COND_Z, I1, 1); |
| 1510 | | UML_AND(block, I0, I0, I1); |
| 1511 | | UML_TEST(block, I0, 1); |
| 1512 | | UML_MOVc(block, COND_NZ, I0, offs); |
| 1513 | | UML_MOVc(block, COND_Z, I0, 2); |
| 1514 | | UML_ADD(block, COND_PC, COND_PC, I0); |
| 1520 | UML_MOVc(block, uml::COND_NZ, uml::I1, 0); |
| 1521 | UML_MOVc(block, uml::COND_Z, uml::I1, 1); |
| 1522 | UML_AND(block, uml::I0, uml::I0, uml::I1); |
| 1523 | UML_TEST(block, uml::I0, 1); |
| 1524 | UML_MOVc(block, uml::COND_NZ, uml::I0, offs); |
| 1525 | UML_MOVc(block, uml::COND_Z, uml::I0, 2); |
| 1526 | UML_ADD(block, DRC_PC, DRC_PC, uml::I0); |
| 1515 | 1527 | } |
| 1516 | 1528 | |
| 1517 | | const void drctg0d_e(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_AL: |
| 1529 | void arm7_cpu_device::drctg0d_e(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // COND_AL: |
| 1518 | 1530 | { |
| 1519 | 1531 | UINT32 op = desc->opptr.l[0]; |
| 1532 | UINT32 pc = desc->pc; |
| 1520 | 1533 | fatalerror("%08x: Undefined Thumb instruction: %04x (ARM9 reserved)\n", pc, op); |
| 1521 | 1534 | } |
| 1522 | 1535 | |
| 1523 | | const void drctg0d_f(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // SWI (this is sort of a "hole" in the opcode encoding) |
| 1536 | void arm7_cpu_device::drctg0d_f(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) // SWI (this is sort of a "hole" in the opcode encoding) |
| 1524 | 1537 | { |
| 1525 | | UINT32 op = desc->opptr.l[0]; |
| 1526 | | UML_MOV(block, mem(&arm->pendingSwi), 1); |
| 1527 | | UML_CALLH(block, *arm->impstate->check_irq); |
| 1538 | UML_MOV(block, uml::mem(&m_pendingSwi), 1); |
| 1539 | UML_CALLH(block, *m_impstate.check_irq); |
| 1528 | 1540 | } |
| 1529 | 1541 | |
| 1530 | 1542 | /* B #offs */ |
| 1531 | 1543 | |
| 1532 | | const void drctg0e_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1544 | void arm7_cpu_device::drctg0e_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1533 | 1545 | { |
| 1534 | 1546 | UINT32 op = desc->opptr.l[0]; |
| 1535 | 1547 | INT32 offs = (op & THUMB_BRANCH_OFFS) << 1; |
| r24074 | r24075 | |
| 1540 | 1552 | UML_ADD(block, DRC_PC, DRC_PC, offs + 4); |
| 1541 | 1553 | } |
| 1542 | 1554 | |
| 1543 | | const void drctg0e_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1555 | void arm7_cpu_device::drctg0e_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1544 | 1556 | { |
| 1545 | 1557 | UINT32 op = desc->opptr.l[0]; |
| 1546 | 1558 | UINT32 offs = (op & THUMB_BLOP_OFFS) << 1; |
| 1547 | | UML_MOV(block, I0, DRC_REG(14)); |
| 1548 | | UML_ADD(block, I0, I0, offs); |
| 1549 | | UML_AND(block, I0, I0, ~3); |
| 1559 | UML_MOV(block, uml::I0, DRC_REG(14)); |
| 1560 | UML_ADD(block, uml::I0, uml::I0, offs); |
| 1561 | UML_AND(block, uml::I0, uml::I0, ~3); |
| 1550 | 1562 | UML_ADD(block, DRC_REG(14), DRC_PC, 4); |
| 1551 | 1563 | UML_OR(block, DRC_REG(14), DRC_REG(14), 1); |
| 1552 | | UML_MOV(block, DRC_PC, I0); |
| 1564 | UML_MOV(block, DRC_PC, uml::I0); |
| 1553 | 1565 | } |
| 1554 | 1566 | |
| 1555 | 1567 | /* BL */ |
| 1556 | 1568 | |
| 1557 | | const void drctg0f_0(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1569 | void arm7_cpu_device::drctg0f_0(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) |
| 1558 | 1570 | { |
| 1559 | 1571 | UINT32 op = desc->opptr.l[0]; |
| 1560 | 1572 | UINT32 addr = (op & THUMB_BLOP_OFFS) << 12; |
| r24074 | r24075 | |
| 1567 | 1579 | UML_ADD(block, DRC_PC, DRC_PC, 2); |
| 1568 | 1580 | } |
| 1569 | 1581 | |
| 1570 | | const void drctg0f_1(arm_state *arm, drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* BL */ |
| 1582 | void arm7_cpu_device::drctg0f_1(drcuml_block *block, compiler_state *compiler, const opcode_desc *desc) /* BL */ |
| 1571 | 1583 | { |
| 1572 | 1584 | UINT32 op = desc->opptr.l[0]; |
| 1573 | 1585 | UINT32 addr = (op & THUMB_BLOP_OFFS) << 1; |
| 1574 | | UML_AND(block, I0, DRC_REG(14), ~1); |
| 1575 | | UML_ADD(block, I0, I0, addr); |
| 1586 | UML_AND(block, uml::I0, DRC_REG(14), ~1); |
| 1587 | UML_ADD(block, uml::I0, uml::I0, addr); |
| 1576 | 1588 | UML_ADD(block, DRC_REG(14), DRC_PC, 2); |
| 1577 | 1589 | UML_OR(block, DRC_REG(14), DRC_REG(14), 1); |
| 1578 | | UML_MOV(block, DRC_PC, I0); |
| 1590 | UML_MOV(block, DRC_PC, uml::I0); |
| 1579 | 1591 | } |
| 1580 | 1592 | |
| 1581 | | #endif // ARM7_USE_DRC |
trunk/src/emu/cpu/arm7/arm7.c
| r24074 | r24075 | |
| 33 | 33 | |
| 34 | 34 | See the notes in the arm7core.c file itself regarding issues/limitations of the arm7 core. |
| 35 | 35 | ** |
| 36 | |
| 37 | TODO: |
| 38 | - Cleanups |
| 39 | - Fix and finish the DRC code, or remove it entirely |
| 40 | |
| 36 | 41 | *****************************************************************************/ |
| 37 | 42 | #include "emu.h" |
| 38 | 43 | #include "debugger.h" |
| 39 | 44 | #include "arm7.h" |
| 40 | 45 | #include "arm7core.h" //include arm7 core |
| 41 | | #include "arm7thmb.h" |
| 42 | 46 | #include "arm7help.h" |
| 43 | 47 | |
| 44 | 48 | |
| 45 | 49 | /* prototypes of coprocessor functions */ |
| 46 | | static DECLARE_WRITE32_DEVICE_HANDLER(arm7_do_callback); |
| 47 | | static DECLARE_READ32_DEVICE_HANDLER(arm7_rt_r_callback); |
| 48 | | static DECLARE_WRITE32_DEVICE_HANDLER(arm7_rt_w_callback); |
| 49 | 50 | void arm7_dt_r_callback(arm_state *arm, UINT32 insn, UINT32 *prn, UINT32 (*read32)(arm_state *arm, UINT32 addr)); |
| 50 | 51 | void arm7_dt_w_callback(arm_state *arm, UINT32 insn, UINT32 *prn, void (*write32)(arm_state *arm, UINT32 addr, UINT32 data)); |
| 51 | 52 | |
| r24074 | r24075 | |
| 54 | 55 | void (*arm7_coproc_dt_w_callback)(arm_state *arm, UINT32 insn, UINT32 *prn, void (*write32)(arm_state *arm, UINT32 addr, UINT32 data)); |
| 55 | 56 | |
| 56 | 57 | |
| 57 | | INLINE arm_state *get_safe_token(device_t *device) |
| 58 | const device_type ARM7 = &device_creator<arm7_cpu_device>; |
| 59 | const device_type ARM7_BE = &device_creator<arm7_be_cpu_device>; |
| 60 | const device_type ARM7500 = &device_creator<arm7500_cpu_device>; |
| 61 | const device_type ARM9 = &device_creator<arm9_cpu_device>; |
| 62 | const device_type ARM920T = &device_creator<arm920t_cpu_device>; |
| 63 | const device_type PXA255 = &device_creator<pxa255_cpu_device>; |
| 64 | const device_type SA1110 = &device_creator<sa1110_cpu_device>; |
| 65 | |
| 66 | |
| 67 | arm7_cpu_device::arm7_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 68 | : cpu_device(mconfig, ARM7, "ARM7", tag, owner, clock, "arm7", __FILE__) |
| 69 | , m_program_config("program", ENDIANNESS_LITTLE, 32, 32, 0) |
| 70 | , m_endian(ENDIANNESS_LITTLE) |
| 71 | , m_archRev(4) // ARMv4 |
| 72 | , m_archFlags(eARM_ARCHFLAGS_T) // has Thumb |
| 73 | , m_copro_id(0x41 | (1 << 23) | (7 << 12)) // <-- where did this come from? |
| 58 | 74 | { |
| 59 | | assert(device != NULL); |
| 60 | | assert(device->type() == ARM7 || device->type() == ARM7_BE || device->type() == ARM7500 || device->type() == ARM9 || device->type() == ARM920T || device->type() == PXA255); |
| 61 | | return (arm_state *)downcast<legacy_cpu_device *>(device)->token(); |
| 62 | 75 | } |
| 63 | 76 | |
| 64 | | void set_cpsr( arm_state *arm, UINT32 val) |
| 77 | |
| 78 | arm7_cpu_device::arm7_cpu_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source, UINT8 archRev, UINT8 archFlags, endianness_t endianness) |
| 79 | : cpu_device(mconfig, type, name, tag, owner, clock, shortname, source) |
| 80 | , m_program_config("program", endianness, 32, 32, 0) |
| 81 | , m_endian(endianness) |
| 82 | , m_archRev(archRev) |
| 83 | , m_archFlags(archFlags) |
| 84 | , m_copro_id(0x41 | (1 << 23) | (7 << 12)) // <-- where did this come from? |
| 65 | 85 | { |
| 66 | | if (arm->archFlags & eARM_ARCHFLAGS_MODE26) |
| 86 | } |
| 87 | |
| 88 | |
| 89 | arm7_be_cpu_device::arm7_be_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 90 | : arm7_cpu_device(mconfig, ARM7_BE, "ARM7 (big endian)", tag, owner, clock, "arm7 be", __FILE__, 4, eARM_ARCHFLAGS_T, ENDIANNESS_BIG) |
| 91 | { |
| 92 | } |
| 93 | |
| 94 | |
| 95 | arm7500_cpu_device::arm7500_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 96 | : arm7_cpu_device(mconfig, ARM7500, "ARM7500", tag, owner, clock, "arm7500", __FILE__, 3, eARM_ARCHFLAGS_MODE26) |
| 97 | { |
| 98 | m_copro_id = (0x41 << 24) | (0 << 20) | (1 << 16) | (0x710 << 4) | (0 << 0); |
| 99 | } |
| 100 | |
| 101 | |
| 102 | arm9_cpu_device::arm9_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 103 | : arm7_cpu_device(mconfig, ARM9, "ARM9", tag, owner, clock, "arm9", __FILE__, 5, eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E) |
| 104 | // ARMv5 |
| 105 | // has TE extensions |
| 106 | { |
| 107 | } |
| 108 | |
| 109 | |
| 110 | arm920t_cpu_device::arm920t_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 111 | : arm7_cpu_device(mconfig, ARM920T, "ARM920T", tag, owner, clock, "arm920t", __FILE__, 4, eARM_ARCHFLAGS_T) |
| 112 | // ARMv4 |
| 113 | // has T extension |
| 114 | { |
| 115 | m_copro_id = (0x41 << 24) | (1 << 20) | (2 << 16) | (0x920 << 4) | (0 << 0); |
| 116 | } |
| 117 | |
| 118 | |
| 119 | pxa255_cpu_device::pxa255_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 120 | : arm7_cpu_device(mconfig, PXA255, "PXA255", tag, owner, clock, "pxa255", __FILE__, 5, eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E | eARM_ARCHFLAGS_XSCALE) |
| 121 | // ARMv5 |
| 122 | // has TE and XScale extensions |
| 123 | { |
| 124 | } |
| 125 | |
| 126 | |
| 127 | sa1110_cpu_device::sa1110_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) |
| 128 | : arm7_cpu_device(mconfig, SA1110, "SA1110", tag, owner, clock, "sa1110", __FILE__, 4, eARM_ARCHFLAGS_SA) |
| 129 | // ARMv4 |
| 130 | // has StrongARM, no Thumb, no Enhanced DSP |
| 131 | { |
| 132 | } |
| 133 | |
| 134 | |
| 135 | void arm7_cpu_device::set_cpsr(UINT32 val) |
| 136 | { |
| 137 | if (m_archFlags & eARM_ARCHFLAGS_MODE26) |
| 67 | 138 | { |
| 68 | | if ((val & 0x10) != (ARM7REG(eCPSR) & 0x10)) |
| 139 | if ((val & 0x10) != (m_r[eCPSR] & 0x10)) |
| 69 | 140 | { |
| 70 | 141 | if (val & 0x10) |
| 71 | 142 | { |
| 72 | 143 | // 26 -> 32 |
| 73 | | val = (val & 0x0FFFFF3F) | (R15 & 0xF0000000) /* N Z C V */ | ((R15 & 0x0C000000) >> (26 - 6)) /* I F */; |
| 74 | | R15 = R15 & 0x03FFFFFC; |
| 144 | val = (val & 0x0FFFFF3F) | (m_r[eR15] & 0xF0000000) /* N Z C V */ | ((m_r[eR15] & 0x0C000000) >> (26 - 6)) /* I F */; |
| 145 | m_r[eR15] = m_r[eR15] & 0x03FFFFFC; |
| 75 | 146 | } |
| 76 | 147 | else |
| 77 | 148 | { |
| 78 | 149 | // 32 -> 26 |
| 79 | | R15 = (R15 & 0x03FFFFFC) /* PC */ | (val & 0xF0000000) /* N Z C V */ | ((val & 0x000000C0) << (26 - 6)) /* I F */ | (val & 0x00000003) /* M1 M0 */; |
| 150 | m_r[eR15] = (m_r[eR15] & 0x03FFFFFC) /* PC */ | (val & 0xF0000000) /* N Z C V */ | ((val & 0x000000C0) << (26 - 6)) /* I F */ | (val & 0x00000003) /* M1 M0 */; |
| 80 | 151 | } |
| 81 | 152 | } |
| 82 | 153 | else |
| r24074 | r24075 | |
| 84 | 155 | if (!(val & 0x10)) |
| 85 | 156 | { |
| 86 | 157 | // mirror bits in pc |
| 87 | | R15 = (R15 & 0x03FFFFFF) | (val & 0xF0000000) /* N Z C V */ | ((val & 0x000000C0) << (26 - 6)) /* I F */; |
| 158 | m_r[eR15] = (m_r[eR15] & 0x03FFFFFF) | (val & 0xF0000000) /* N Z C V */ | ((val & 0x000000C0) << (26 - 6)) /* I F */; |
| 88 | 159 | } |
| 89 | 160 | } |
| 90 | 161 | } |
| r24074 | r24075 | |
| 92 | 163 | { |
| 93 | 164 | val |= 0x10; // force valid mode |
| 94 | 165 | } |
| 95 | | ARM7REG(eCPSR) = val; |
| 166 | m_r[eCPSR] = val; |
| 96 | 167 | } |
| 97 | 168 | |
| 98 | 169 | |
| r24074 | r24075 | |
| 113 | 184 | FAULT_PERMISSION, |
| 114 | 185 | }; |
| 115 | 186 | |
| 116 | | INLINE UINT32 arm7_tlb_get_first_level_descriptor( arm_state *arm, UINT32 vaddr ) |
| 187 | |
| 188 | UINT32 arm7_cpu_device::arm7_tlb_get_first_level_descriptor( UINT32 vaddr ) |
| 117 | 189 | { |
| 118 | | UINT32 entry_paddr = ( COPRO_TLB_BASE & COPRO_TLB_BASE_MASK ) | ( ( vaddr & COPRO_TLB_VADDR_FLTI_MASK ) >> COPRO_TLB_VADDR_FLTI_MASK_SHIFT ); |
| 119 | | return arm->program->read_dword( entry_paddr ); |
| 190 | UINT32 entry_paddr = ( m_tlbBase & COPRO_TLB_BASE_MASK ) | ( ( vaddr & COPRO_TLB_VADDR_FLTI_MASK ) >> COPRO_TLB_VADDR_FLTI_MASK_SHIFT ); |
| 191 | return m_program->read_dword( entry_paddr ); |
| 120 | 192 | } |
| 121 | 193 | |
| 194 | |
| 122 | 195 | // COARSE, desc_level1, vaddr |
| 123 | | INLINE UINT32 arm7_tlb_get_second_level_descriptor( arm_state *arm, UINT32 granularity, UINT32 first_desc, UINT32 vaddr ) |
| 196 | UINT32 arm7_cpu_device::arm7_tlb_get_second_level_descriptor( UINT32 granularity, UINT32 first_desc, UINT32 vaddr ) |
| 124 | 197 | { |
| 125 | 198 | UINT32 desc_lvl2 = vaddr; |
| 126 | 199 | |
| r24074 | r24075 | |
| 138 | 211 | break; |
| 139 | 212 | } |
| 140 | 213 | |
| 141 | | return arm->program->read_dword( desc_lvl2 ); |
| 214 | return m_program->read_dword( desc_lvl2 ); |
| 142 | 215 | } |
| 143 | 216 | |
| 144 | | INLINE int detect_fault( arm_state *arm, int permission, int ap, int flags) |
| 217 | |
| 218 | int arm7_cpu_device::detect_fault(int permission, int ap, int flags) |
| 145 | 219 | { |
| 146 | 220 | switch (permission) |
| 147 | 221 | { |
| r24074 | r24075 | |
| 156 | 230 | { |
| 157 | 231 | case 0 : |
| 158 | 232 | { |
| 159 | | int s = (COPRO_CTRL & COPRO_CTRL_SYSTEM) ? 1 : 0; |
| 160 | | int r = (COPRO_CTRL & COPRO_CTRL_ROM) ? 1 : 0; |
| 233 | int s = (m_control & COPRO_CTRL_SYSTEM) ? 1 : 0; |
| 234 | int r = (m_control & COPRO_CTRL_ROM) ? 1 : 0; |
| 161 | 235 | if (s == 0) |
| 162 | 236 | { |
| 163 | 237 | if (r == 0) // "Any access generates a permission fault" |
| r24074 | r24075 | |
| 176 | 250 | { |
| 177 | 251 | if (r == 0) // "Only Supervisor read permitted" |
| 178 | 252 | { |
| 179 | | if ((GET_MODE == eARM7_MODE_USER) || (flags & ARM7_TLB_WRITE)) |
| 253 | if (((m_r[eCPSR] & MODE_FLAG) == eARM7_MODE_USER) || (flags & ARM7_TLB_WRITE)) |
| 180 | 254 | { |
| 181 | 255 | return FAULT_PERMISSION; |
| 182 | 256 | } |
| r24074 | r24075 | |
| 190 | 264 | break; |
| 191 | 265 | case 1 : // "Access allowed only in Supervisor mode" |
| 192 | 266 | { |
| 193 | | if (GET_MODE == eARM7_MODE_USER) |
| 267 | if ((m_r[eCPSR] & MODE_FLAG) == eARM7_MODE_USER) |
| 194 | 268 | { |
| 195 | 269 | return FAULT_PERMISSION; |
| 196 | 270 | } |
| r24074 | r24075 | |
| 198 | 272 | break; |
| 199 | 273 | case 2 : // "Writes in User mode cause permission fault" |
| 200 | 274 | { |
| 201 | | if ((GET_MODE == eARM7_MODE_USER) && (flags & ARM7_TLB_WRITE)) |
| 275 | if (((m_r[eCPSR] & MODE_FLAG) == eARM7_MODE_USER) && (flags & ARM7_TLB_WRITE)) |
| 202 | 276 | { |
| 203 | 277 | return FAULT_PERMISSION; |
| 204 | 278 | } |
| r24074 | r24075 | |
| 226 | 300 | return FAULT_NONE; |
| 227 | 301 | } |
| 228 | 302 | |
| 229 | | int arm7_tlb_translate(arm_state *arm, UINT32 *addr, int flags) |
| 303 | |
| 304 | bool arm7_cpu_device::arm7_tlb_translate(offs_t &addr, int flags) |
| 230 | 305 | { |
| 231 | 306 | UINT32 desc_lvl1; |
| 232 | 307 | UINT32 desc_lvl2 = 0; |
| 233 | | UINT32 paddr, vaddr = *addr; |
| 308 | UINT32 paddr, vaddr = addr; |
| 234 | 309 | UINT8 domain, permission; |
| 235 | 310 | |
| 236 | 311 | if (vaddr < 32 * 1024 * 1024) |
| 237 | 312 | { |
| 238 | | UINT32 pid = ((COPRO_FCSE_PID >> 25) & 0x7F); |
| 313 | UINT32 pid = ((m_fcsePID >> 25) & 0x7F); |
| 239 | 314 | if (pid > 0) |
| 240 | 315 | { |
| 241 | 316 | //LOG( ( "ARM7: FCSE PID vaddr %08X -> %08X\n", vaddr, vaddr + (pid * (32 * 1024 * 1024))) ); |
| 242 | | vaddr = vaddr + (((COPRO_FCSE_PID >> 25) & 0x7F) * (32 * 1024 * 1024)); |
| 317 | vaddr = vaddr + (((m_fcsePID >> 25) & 0x7F) * (32 * 1024 * 1024)); |
| 243 | 318 | } |
| 244 | 319 | } |
| 245 | 320 | |
| 246 | | desc_lvl1 = arm7_tlb_get_first_level_descriptor( arm, vaddr ); |
| 321 | desc_lvl1 = arm7_tlb_get_first_level_descriptor( vaddr ); |
| 247 | 322 | |
| 248 | 323 | paddr = vaddr; |
| 249 | 324 | |
| 250 | 325 | #if ARM7_MMU_ENABLE_HACK |
| 251 | | if ((R15 == (arm->mmu_enable_addr + 4)) || (R15 == (arm->mmu_enable_addr + 8))) |
| 326 | if ((m_r[eR15] == (m_mmu_enable_addr + 4)) || (m_r[eR15] == (m_mmu_enable_addr + 8))) |
| 252 | 327 | { |
| 253 | | LOG( ( "ARM7: fetch flat, PC = %08x, vaddr = %08x\n", R15, vaddr ) ); |
| 328 | LOG( ( "ARM7: fetch flat, PC = %08x, vaddr = %08x\n", m_r[eR15], vaddr ) ); |
| 254 | 329 | *addr = vaddr; |
| 255 | | return TRUE; |
| 330 | return true; |
| 256 | 331 | } |
| 257 | 332 | else |
| 258 | 333 | { |
| 259 | | arm->mmu_enable_addr = 1; |
| 334 | m_mmu_enable_addr = 1; |
| 260 | 335 | } |
| 261 | 336 | #endif |
| 262 | 337 | |
| 263 | 338 | domain = (desc_lvl1 >> 5) & 0xF; |
| 264 | | permission = (COPRO_DOMAIN_ACCESS_CONTROL >> (domain << 1)) & 3; |
| 339 | permission = (m_domainAccessControl >> (domain << 1)) & 3; |
| 265 | 340 | |
| 266 | 341 | switch( desc_lvl1 & 3 ) |
| 267 | 342 | { |
| r24074 | r24075 | |
| 269 | 344 | // Unmapped, generate a translation fault |
| 270 | 345 | if (flags & ARM7_TLB_ABORT_D) |
| 271 | 346 | { |
| 272 | | LOG( ( "ARM7: Translation fault on unmapped virtual address, PC = %08x, vaddr = %08x\n", R15, vaddr ) ); |
| 273 | | COPRO_FAULT_STATUS_D = (5 << 0); // 5 = section translation fault |
| 274 | | COPRO_FAULT_ADDRESS = vaddr; |
| 275 | | arm->pendingAbtD = 1; |
| 347 | LOG( ( "ARM7: Translation fault on unmapped virtual address, PC = %08x, vaddr = %08x\n", m_r[eR15], vaddr ) ); |
| 348 | m_faultStatus[0] = (5 << 0); // 5 = section translation fault |
| 349 | m_faultAddress = vaddr; |
| 350 | m_pendingAbtD = 1; |
| 276 | 351 | } |
| 277 | 352 | else if (flags & ARM7_TLB_ABORT_P) |
| 278 | 353 | { |
| 279 | | LOG( ( "ARM7: Translation fault on unmapped virtual address, PC = %08x, vaddr = %08x\n", R15, vaddr ) ); |
| 280 | | arm->pendingAbtP = 1; |
| 354 | LOG( ( "ARM7: Translation fault on unmapped virtual address, PC = %08x, vaddr = %08x\n", m_r[eR15], vaddr ) ); |
| 355 | m_pendingAbtP = 1; |
| 281 | 356 | } |
| 282 | 357 | return FALSE; |
| 283 | 358 | case COPRO_TLB_COARSE_TABLE: |
| 284 | 359 | // Entry is the physical address of a coarse second-level table |
| 285 | 360 | if ((permission == 1) || (permission == 3)) |
| 286 | 361 | { |
| 287 | | desc_lvl2 = arm7_tlb_get_second_level_descriptor( arm, TLB_COARSE, desc_lvl1, vaddr ); |
| 362 | desc_lvl2 = arm7_tlb_get_second_level_descriptor( TLB_COARSE, desc_lvl1, vaddr ); |
| 288 | 363 | } |
| 289 | 364 | else |
| 290 | 365 | { |
| 291 | | fatalerror("ARM7: Not Yet Implemented: Coarse Table, Section Domain fault on virtual address, vaddr = %08x, domain = %08x, PC = %08x\n", vaddr, domain, R15); |
| 366 | fatalerror("ARM7: Not Yet Implemented: Coarse Table, Section Domain fault on virtual address, vaddr = %08x, domain = %08x, PC = %08x\n", vaddr, domain, m_r[eR15]); |
| 292 | 367 | } |
| 293 | 368 | break; |
| 294 | 369 | case COPRO_TLB_SECTION_TABLE: |
| 295 | 370 | { |
| 296 | 371 | // Entry is a section |
| 297 | 372 | UINT8 ap = (desc_lvl1 >> 10) & 3; |
| 298 | | int fault = detect_fault( arm, permission, ap, flags); |
| 373 | int fault = detect_fault(permission, ap, flags); |
| 299 | 374 | if (fault == FAULT_NONE) |
| 300 | 375 | { |
| 301 | 376 | paddr = ( desc_lvl1 & COPRO_TLB_SECTION_PAGE_MASK ) | ( vaddr & ~COPRO_TLB_SECTION_PAGE_MASK ); |
| r24074 | r24075 | |
| 304 | 379 | { |
| 305 | 380 | if (flags & ARM7_TLB_ABORT_D) |
| 306 | 381 | { |
| 307 | | LOG( ( "ARM7: Section Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, R15 ) ); |
| 308 | | COPRO_FAULT_STATUS_D = ((fault == FAULT_DOMAIN) ? (9 << 0) : (13 << 0)) | (domain << 4); // 9 = section domain fault, 13 = section permission fault |
| 309 | | COPRO_FAULT_ADDRESS = vaddr; |
| 310 | | arm->pendingAbtD = 1; |
| 382 | LOG( ( "ARM7: Section Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, m_r[eR15] ) ); |
| 383 | m_faultStatus[0] = ((fault == FAULT_DOMAIN) ? (9 << 0) : (13 << 0)) | (domain << 4); // 9 = section domain fault, 13 = section permission fault |
| 384 | m_faultAddress = vaddr; |
| 385 | m_pendingAbtD = 1; |
| 311 | 386 | LOG( ( "vaddr %08X desc_lvl1 %08X domain %d permission %d ap %d s %d r %d mode %d read %d write %d\n", |
| 312 | | vaddr, desc_lvl1, domain, permission, ap, (COPRO_CTRL & COPRO_CTRL_SYSTEM) ? 1 : 0, (COPRO_CTRL & COPRO_CTRL_ROM) ? 1 : 0, |
| 313 | | GET_MODE, flags & ARM7_TLB_READ ? 1 : 0, flags & ARM7_TLB_WRITE ? 1 : 0) ); |
| 387 | vaddr, desc_lvl1, domain, permission, ap, (m_control & COPRO_CTRL_SYSTEM) ? 1 : 0, (m_control & COPRO_CTRL_ROM) ? 1 : 0, |
| 388 | m_r[eCPSR] & MODE_FLAG, flags & ARM7_TLB_READ ? 1 : 0, flags & ARM7_TLB_WRITE ? 1 : 0) ); |
| 314 | 389 | } |
| 315 | 390 | else if (flags & ARM7_TLB_ABORT_P) |
| 316 | 391 | { |
| 317 | | LOG( ( "ARM7: Section Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, R15 ) ); |
| 318 | | arm->pendingAbtP = 1; |
| 392 | LOG( ( "ARM7: Section Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, m_r[eR15] ) ); |
| 393 | m_pendingAbtP = 1; |
| 319 | 394 | } |
| 320 | | return FALSE; |
| 395 | return false; |
| 321 | 396 | } |
| 322 | 397 | } |
| 323 | 398 | break; |
| r24074 | r24075 | |
| 325 | 400 | // Entry is the physical address of a coarse second-level table |
| 326 | 401 | if ((permission == 1) || (permission == 3)) |
| 327 | 402 | { |
| 328 | | desc_lvl2 = arm7_tlb_get_second_level_descriptor( arm, TLB_FINE, desc_lvl1, vaddr ); |
| 403 | desc_lvl2 = arm7_tlb_get_second_level_descriptor( TLB_FINE, desc_lvl1, vaddr ); |
| 329 | 404 | } |
| 330 | 405 | else |
| 331 | 406 | { |
| 332 | | fatalerror("ARM7: Not Yet Implemented: Fine Table, Section Domain fault on virtual address, vaddr = %08x, domain = %08x, PC = %08x\n", vaddr, domain, R15); |
| 407 | fatalerror("ARM7: Not Yet Implemented: Fine Table, Section Domain fault on virtual address, vaddr = %08x, domain = %08x, PC = %08x\n", vaddr, domain, m_r[eR15]); |
| 333 | 408 | } |
| 334 | 409 | break; |
| 335 | 410 | default: |
| r24074 | r24075 | |
| 345 | 420 | // Unmapped, generate a translation fault |
| 346 | 421 | if (flags & ARM7_TLB_ABORT_D) |
| 347 | 422 | { |
| 348 | | LOG( ( "ARM7: Translation fault on unmapped virtual address, vaddr = %08x, PC %08X\n", vaddr, R15 ) ); |
| 349 | | COPRO_FAULT_STATUS_D = (7 << 0) | (domain << 4); // 7 = page translation fault |
| 350 | | COPRO_FAULT_ADDRESS = vaddr; |
| 351 | | arm->pendingAbtD = 1; |
| 423 | LOG( ( "ARM7: Translation fault on unmapped virtual address, vaddr = %08x, PC %08X\n", vaddr, m_r[eR15] ) ); |
| 424 | m_faultStatus[0] = (7 << 0) | (domain << 4); // 7 = page translation fault |
| 425 | m_faultAddress = vaddr; |
| 426 | m_pendingAbtD = 1; |
| 352 | 427 | } |
| 353 | 428 | else if (flags & ARM7_TLB_ABORT_P) |
| 354 | 429 | { |
| 355 | | LOG( ( "ARM7: Translation fault on unmapped virtual address, vaddr = %08x, PC %08X\n", vaddr, R15 ) ); |
| 356 | | arm->pendingAbtP = 1; |
| 430 | LOG( ( "ARM7: Translation fault on unmapped virtual address, vaddr = %08x, PC %08X\n", vaddr, m_r[eR15] ) ); |
| 431 | m_pendingAbtP = 1; |
| 357 | 432 | } |
| 358 | 433 | return FALSE; |
| 359 | 434 | case COPRO_TLB_LARGE_PAGE: |
| r24074 | r24075 | |
| 364 | 439 | // Small page descriptor |
| 365 | 440 | { |
| 366 | 441 | UINT8 ap = ((((desc_lvl2 >> 4) & 0xFF) >> (((vaddr >> 10) & 3) << 1)) & 3); |
| 367 | | int fault = detect_fault( arm, permission, ap, flags); |
| 442 | int fault = detect_fault(permission, ap, flags); |
| 368 | 443 | if (fault == FAULT_NONE) |
| 369 | 444 | { |
| 370 | 445 | paddr = ( desc_lvl2 & COPRO_TLB_SMALL_PAGE_MASK ) | ( vaddr & ~COPRO_TLB_SMALL_PAGE_MASK ); |
| r24074 | r24075 | |
| 374 | 449 | if (flags & ARM7_TLB_ABORT_D) |
| 375 | 450 | { |
| 376 | 451 | // hapyfish expects a data abort when something tries to write to a read-only memory location from user mode |
| 377 | | LOG( ( "ARM7: Page Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, R15 ) ); |
| 378 | | COPRO_FAULT_STATUS_D = ((fault == FAULT_DOMAIN) ? (11 << 0) : (15 << 0)) | (domain << 4); // 11 = page domain fault, 15 = page permission fault |
| 379 | | COPRO_FAULT_ADDRESS = vaddr; |
| 380 | | arm->pendingAbtD = 1; |
| 452 | LOG( ( "ARM7: Page Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, m_r[eR15] ) ); |
| 453 | m_faultStatus[0] = ((fault == FAULT_DOMAIN) ? (11 << 0) : (15 << 0)) | (domain << 4); // 11 = page domain fault, 15 = page permission fault |
| 454 | m_faultAddress = vaddr; |
| 455 | m_pendingAbtD = 1; |
| 381 | 456 | LOG( ( "vaddr %08X desc_lvl2 %08X domain %d permission %d ap %d s %d r %d mode %d read %d write %d\n", |
| 382 | | vaddr, desc_lvl2, domain, permission, ap, (COPRO_CTRL & COPRO_CTRL_SYSTEM) ? 1 : 0, (COPRO_CTRL & COPRO_CTRL_ROM) ? 1 : 0, |
| 383 | | GET_MODE, flags & ARM7_TLB_READ ? 1 : 0, flags & ARM7_TLB_WRITE ? 1 : 0) ); |
| 457 | vaddr, desc_lvl2, domain, permission, ap, (m_control & COPRO_CTRL_SYSTEM) ? 1 : 0, (m_control & COPRO_CTRL_ROM) ? 1 : 0, |
| 458 | m_r[eCPSR] & MODE_FLAG, flags & ARM7_TLB_READ ? 1 : 0, flags & ARM7_TLB_WRITE ? 1 : 0) ); |
| 384 | 459 | } |
| 385 | 460 | else if (flags & ARM7_TLB_ABORT_P) |
| 386 | 461 | { |
| 387 | | LOG( ( "ARM7: Page Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, R15 ) ); |
| 388 | | arm->pendingAbtP = 1; |
| 462 | LOG( ( "ARM7: Page Table, Section %s fault on virtual address, vaddr = %08x, PC = %08x\n", (fault == FAULT_DOMAIN) ? "domain" : "permission", vaddr, m_r[eR15] ) ); |
| 463 | m_pendingAbtP = 1; |
| 389 | 464 | } |
| 390 | | return FALSE; |
| 465 | return false; |
| 391 | 466 | } |
| 392 | 467 | } |
| 393 | 468 | break; |
| r24074 | r24075 | |
| 401 | 476 | break; |
| 402 | 477 | } |
| 403 | 478 | } |
| 404 | | *addr = paddr; |
| 405 | | return TRUE; |
| 479 | addr = paddr; |
| 480 | return true; |
| 406 | 481 | } |
| 407 | 482 | |
| 408 | | static CPU_TRANSLATE( arm7 ) |
| 409 | | { |
| 410 | | arm_state *arm = (device != NULL) ? (arm_state *)device->token() : NULL; |
| 411 | 483 | |
| 484 | bool arm7_cpu_device::memory_translate(address_spacenum spacenum, int intention, offs_t &address) |
| 485 | { |
| 412 | 486 | /* only applies to the program address space and only does something if the MMU's enabled */ |
| 413 | | if( space == AS_PROGRAM && ( COPRO_CTRL & COPRO_CTRL_MMU_EN ) ) |
| 487 | if( spacenum == AS_PROGRAM && ( m_control & COPRO_CTRL_MMU_EN ) ) |
| 414 | 488 | { |
| 415 | | return arm7_tlb_translate(arm, address, 0); |
| 489 | return arm7_tlb_translate(address, 0); |
| 416 | 490 | } |
| 417 | | return TRUE; |
| 491 | return true; |
| 418 | 492 | } |
| 419 | 493 | |
| 420 | 494 | |
| r24074 | r24075 | |
| 424 | 498 | /*************************************************************************** |
| 425 | 499 | * CPU SPECIFIC IMPLEMENTATIONS |
| 426 | 500 | **************************************************************************/ |
| 427 | | static CPU_INIT( arm7 ) |
| 428 | | { |
| 429 | | arm_state *arm = get_safe_token(device); |
| 430 | 501 | |
| 431 | | // must call core |
| 432 | | arm7_core_init(device, "arm7"); |
| 433 | | |
| 434 | | arm->irq_callback = irqcallback; |
| 435 | | arm->device = device; |
| 436 | | arm->program = &device->space(AS_PROGRAM); |
| 437 | | arm->direct = &arm->program->direct(); |
| 438 | | |
| 439 | | // setup co-proc callbacks |
| 440 | | arm7_coproc_do_callback = arm7_do_callback; |
| 441 | | arm7_coproc_rt_r_callback = arm7_rt_r_callback; |
| 442 | | arm7_coproc_rt_w_callback = arm7_rt_w_callback; |
| 443 | | arm7_coproc_dt_r_callback = arm7_dt_r_callback; |
| 444 | | arm7_coproc_dt_w_callback = arm7_dt_w_callback; |
| 445 | | } |
| 446 | | |
| 447 | | static CPU_RESET( arm7 ) |
| 502 | void arm7_cpu_device::device_start() |
| 448 | 503 | { |
| 449 | | arm_state *arm = get_safe_token(device); |
| 504 | m_program = &space(AS_PROGRAM); |
| 505 | m_direct = &m_program->direct(); |
| 450 | 506 | |
| 451 | | // must call core reset |
| 452 | | arm7_core_reset(device); |
| 507 | save_item(NAME(m_r)); |
| 508 | save_item(NAME(m_pendingIrq)); |
| 509 | save_item(NAME(m_pendingFiq)); |
| 510 | save_item(NAME(m_pendingAbtD)); |
| 511 | save_item(NAME(m_pendingAbtP)); |
| 512 | save_item(NAME(m_pendingUnd)); |
| 513 | save_item(NAME(m_pendingSwi)); |
| 453 | 514 | |
| 454 | | arm->archRev = 4; // ARMv4 |
| 455 | | arm->archFlags = eARM_ARCHFLAGS_T; // has Thumb |
| 456 | | } |
| 515 | m_icountptr = &m_icount; |
| 457 | 516 | |
| 458 | | static CPU_RESET( arm7_be ) |
| 459 | | { |
| 460 | | arm_state *arm = get_safe_token(device); |
| 517 | state_add(STATE_GENPC, "curpc", m_pc).callexport().formatstr("%08X"); |
| 518 | /* registers shared by all operating modes */ |
| 519 | state_add( ARM7_R0, "R0", m_r[ 0]).formatstr("%08X"); |
| 520 | state_add( ARM7_R1, "R1", m_r[ 1]).formatstr("%08X"); |
| 521 | state_add( ARM7_R2, "R2", m_r[ 2]).formatstr("%08X"); |
| 522 | state_add( ARM7_R3, "R3", m_r[ 3]).formatstr("%08X"); |
| 523 | state_add( ARM7_R4, "R4", m_r[ 4]).formatstr("%08X"); |
| 524 | state_add( ARM7_R5, "R5", m_r[ 5]).formatstr("%08X"); |
| 525 | state_add( ARM7_R6, "R6", m_r[ 6]).formatstr("%08X"); |
| 526 | state_add( ARM7_R7, "R7", m_r[ 7]).formatstr("%08X"); |
| 527 | state_add( ARM7_R8, "R8", m_r[ 8]).formatstr("%08X"); |
| 528 | state_add( ARM7_R9, "R9", m_r[ 9]).formatstr("%08X"); |
| 529 | state_add( ARM7_R10, "R10", m_r[10]).formatstr("%08X"); |
| 530 | state_add( ARM7_R11, "R11", m_r[11]).formatstr("%08X"); |
| 531 | state_add( ARM7_R12, "R12", m_r[12]).formatstr("%08X"); |
| 532 | state_add( ARM7_R13, "R13", m_r[13]).formatstr("%08X"); |
| 533 | state_add( ARM7_R14, "R14", m_r[14]).formatstr("%08X"); |
| 534 | state_add( ARM7_R15, "R15", m_r[15]).formatstr("%08X"); |
| 535 | /* FIRQ Mode Shadowed Registers */ |
| 536 | state_add( ARM7_FR8, "FR8", m_r[eR8_FIQ] ).formatstr("%08X"); |
| 537 | state_add( ARM7_FR9, "FR9", m_r[eR9_FIQ] ).formatstr("%08X"); |
| 538 | state_add( ARM7_FR10, "FR10", m_r[eR10_FIQ] ).formatstr("%08X"); |
| 539 | state_add( ARM7_FR11, "FR11", m_r[eR11_FIQ] ).formatstr("%08X"); |
| 540 | state_add( ARM7_FR12, "FR12", m_r[eR12_FIQ] ).formatstr("%08X"); |
| 541 | state_add( ARM7_FR13, "FR13", m_r[eR13_FIQ] ).formatstr("%08X"); |
| 542 | state_add( ARM7_FR14, "FR14", m_r[eR14_FIQ] ).formatstr("%08X"); |
| 543 | state_add( ARM7_FSPSR, "FR16", m_r[eSPSR_FIQ]).formatstr("%08X"); |
| 544 | /* IRQ Mode Shadowed Registers */ |
| 545 | state_add( ARM7_IR13, "IR13", m_r[eR13_IRQ] ).formatstr("%08X"); |
| 546 | state_add( ARM7_IR14, "IR14", m_r[eR14_IRQ] ).formatstr("%08X"); |
| 547 | state_add( ARM7_ISPSR, "IR16", m_r[eSPSR_IRQ]).formatstr("%08X"); |
| 548 | /* Supervisor Mode Shadowed Registers */ |
| 549 | state_add( ARM7_SR13, "SR13", m_r[eR13_SVC] ).formatstr("%08X"); |
| 550 | state_add( ARM7_SR14, "SR14", m_r[eR14_SVC] ).formatstr("%08X"); |
| 551 | state_add( ARM7_SSPSR, "SR16", m_r[eSPSR_SVC]).formatstr("%08X"); |
| 552 | /* Abort Mode Shadowed Registers */ |
| 553 | state_add( ARM7_AR13, "AR13", m_r[eR13_ABT] ).formatstr("%08X"); |
| 554 | state_add( ARM7_AR14, "AR14", m_r[eR14_ABT] ).formatstr("%08X"); |
| 555 | state_add( ARM7_ASPSR, "AR16", m_r[eSPSR_ABT]).formatstr("%08X"); |
| 556 | /* Undefined Mode Shadowed Registers */ |
| 557 | state_add( ARM7_UR13, "UR13", m_r[eR13_UND] ).formatstr("%08X"); |
| 558 | state_add( ARM7_UR14, "UR14", m_r[eR14_UND] ).formatstr("%08X"); |
| 559 | state_add( ARM7_USPSR, "UR16", m_r[eSPSR_UND]).formatstr("%08X"); |
| 461 | 560 | |
| 462 | | CPU_RESET_CALL( arm7 ); |
| 463 | | arm->endian = ENDIANNESS_BIG; |
| 561 | state_add(STATE_GENFLAGS, "GENFLAGS", m_r[eCPSR]).formatstr("%13s").noshow(); |
| 464 | 562 | } |
| 465 | 563 | |
| 466 | | static CPU_RESET( arm7500 ) |
| 467 | | { |
| 468 | | arm_state *arm = get_safe_token(device); |
| 469 | 564 | |
| 470 | | // must call core reset |
| 471 | | arm7_core_reset(device); |
| 472 | | |
| 473 | | arm->archRev = 3; // ARMv3 |
| 474 | | arm->archFlags = eARM_ARCHFLAGS_MODE26; |
| 475 | | } |
| 476 | | |
| 477 | | static CPU_RESET( arm9 ) |
| 565 | void arm7_cpu_device::state_export(const device_state_entry &entry) |
| 478 | 566 | { |
| 479 | | arm_state *arm = get_safe_token(device); |
| 480 | | |
| 481 | | // must call core reset |
| 482 | | arm7_core_reset(device); |
| 483 | | |
| 484 | | arm->archRev = 5; // ARMv5 |
| 485 | | arm->archFlags = eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E; // has TE extensions |
| 567 | switch (entry.index()) |
| 568 | { |
| 569 | case STATE_GENPC: |
| 570 | m_pc = GET_PC; |
| 571 | break; |
| 572 | } |
| 486 | 573 | } |
| 487 | 574 | |
| 488 | | static CPU_RESET( arm920t ) |
| 489 | | { |
| 490 | | arm_state *arm = get_safe_token(device); |
| 491 | 575 | |
| 492 | | // must call core reset |
| 493 | | arm7_core_reset(device); |
| 494 | | |
| 495 | | arm->archRev = 4; // ARMv4 |
| 496 | | arm->archFlags = eARM_ARCHFLAGS_T; // has T extension |
| 497 | | } |
| 498 | | |
| 499 | | static CPU_RESET( pxa255 ) |
| 576 | void arm7_cpu_device::state_string_export(const device_state_entry &entry, astring &string) |
| 500 | 577 | { |
| 501 | | arm_state *arm = get_safe_token(device); |
| 502 | | |
| 503 | | // must call core reset |
| 504 | | arm7_core_reset(device); |
| 505 | | |
| 506 | | arm->archRev = 5; // ARMv5 |
| 507 | | arm->archFlags = eARM_ARCHFLAGS_T | eARM_ARCHFLAGS_E | eARM_ARCHFLAGS_XSCALE; // has TE and XScale extensions |
| 578 | switch (entry.index()) |
| 579 | { |
| 580 | case STATE_GENFLAGS: |
| 581 | string.printf("%c%c%c%c%c%c%c%c %s", |
| 582 | (ARM7REG(eCPSR) & N_MASK) ? 'N' : '-', |
| 583 | (ARM7REG(eCPSR) & Z_MASK) ? 'Z' : '-', |
| 584 | (ARM7REG(eCPSR) & C_MASK) ? 'C' : '-', |
| 585 | (ARM7REG(eCPSR) & V_MASK) ? 'V' : '-', |
| 586 | (ARM7REG(eCPSR) & Q_MASK) ? 'Q' : '-', |
| 587 | (ARM7REG(eCPSR) & I_MASK) ? 'I' : '-', |
| 588 | (ARM7REG(eCPSR) & F_MASK) ? 'F' : '-', |
| 589 | (ARM7REG(eCPSR) & T_MASK) ? 'T' : '-', |
| 590 | GetModeText(ARM7REG(eCPSR)) ); |
| 591 | break; |
| 592 | } |
| 508 | 593 | } |
| 509 | 594 | |
| 510 | | static CPU_RESET( sa1110 ) |
| 595 | void arm7_cpu_device::device_reset() |
| 511 | 596 | { |
| 512 | | arm_state *arm = get_safe_token(device); |
| 597 | memset(m_r, 0, sizeof(m_r)); |
| 598 | m_pendingIrq = 0; |
| 599 | m_pendingFiq = 0; |
| 600 | m_pendingAbtD = 0; |
| 601 | m_pendingAbtP = 0; |
| 602 | m_pendingUnd = 0; |
| 603 | m_pendingSwi = 0; |
| 604 | m_control = 0; |
| 605 | m_tlbBase = 0; |
| 606 | m_faultStatus[0] = 0; |
| 607 | m_faultStatus[1] = 0; |
| 608 | m_faultAddress = 0; |
| 609 | m_fcsePID = 0; |
| 610 | m_domainAccessControl = 0; |
| 513 | 611 | |
| 514 | | // must call core reset |
| 515 | | arm7_core_reset(device); |
| 612 | /* start up in SVC mode with interrupts disabled. */ |
| 613 | m_r[eCPSR] = I_MASK | F_MASK | 0x10; |
| 614 | SwitchMode(eARM7_MODE_SVC); |
| 615 | m_r[eR15] = 0; |
| 516 | 616 | |
| 517 | | arm->archRev = 4; // ARMv4 |
| 518 | | arm->archFlags = eARM_ARCHFLAGS_SA; // has StrongARM, no Thumb, no Enhanced DSP |
| 617 | m_impstate.cache_dirty = TRUE; |
| 519 | 618 | } |
| 520 | 619 | |
| 521 | | static CPU_EXIT( arm7 ) |
| 522 | | { |
| 523 | | /* nothing to do here */ |
| 524 | | } |
| 525 | 620 | |
| 526 | 621 | #define UNEXECUTED() \ |
| 527 | | R15 += 4; \ |
| 528 | | ARM7_ICOUNT +=2; /* Any unexecuted instruction only takes 1 cycle (page 193) */ |
| 529 | | static CPU_EXECUTE( arm7 ) |
| 622 | m_r[eR15] += 4; \ |
| 623 | m_icount +=2; /* Any unexecuted instruction only takes 1 cycle (page 193) */ |
| 624 | |
| 625 | void arm7_cpu_device::execute_run() |
| 530 | 626 | { |
| 531 | | UINT32 pc; |
| 532 | 627 | UINT32 insn; |
| 533 | | arm_state *arm = get_safe_token(device); |
| 534 | 628 | |
| 535 | 629 | do |
| 536 | 630 | { |
| 537 | | debugger_instruction_hook(arm->device, GET_PC); |
| 631 | UINT32 pc = GET_PC; |
| 538 | 632 | |
| 633 | debugger_instruction_hook(this, pc); |
| 634 | |
| 539 | 635 | /* handle Thumb instructions if active */ |
| 540 | | if (T_IS_SET(GET_CPSR)) |
| 636 | if (T_IS_SET(m_r[eCPSR])) |
| 541 | 637 | { |
| 542 | | UINT32 raddr; |
| 638 | offs_t raddr; |
| 543 | 639 | |
| 544 | | pc = R15; |
| 640 | pc = m_r[eR15]; |
| 545 | 641 | |
| 546 | 642 | // "In Thumb state, bit [0] is undefined and must be ignored. Bits [31:1] contain the PC." |
| 547 | 643 | raddr = pc & (~1); |
| 548 | 644 | |
| 549 | | if ( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 645 | if ( m_control & COPRO_CTRL_MMU_EN ) |
| 550 | 646 | { |
| 551 | | if (!arm7_tlb_translate(arm, &raddr, ARM7_TLB_ABORT_P | ARM7_TLB_READ)) |
| 647 | if (!arm7_tlb_translate(raddr, ARM7_TLB_ABORT_P | ARM7_TLB_READ)) |
| 552 | 648 | { |
| 553 | 649 | goto skip_exec; |
| 554 | 650 | } |
| 555 | 651 | } |
| 556 | 652 | |
| 557 | | insn = arm->direct->read_decrypted_word(raddr); |
| 558 | | thumb_handler[(insn & 0xffc0) >> 6](arm, pc, insn); |
| 653 | insn = m_direct->read_decrypted_word(raddr); |
| 654 | (this->*thumb_handler[(insn & 0xffc0) >> 6])(pc, insn); |
| 559 | 655 | |
| 560 | 656 | } |
| 561 | 657 | else |
| 562 | 658 | { |
| 563 | | UINT32 raddr; |
| 659 | offs_t raddr; |
| 564 | 660 | |
| 565 | 661 | /* load 32 bit instruction */ |
| 566 | | pc = GET_PC; |
| 567 | 662 | |
| 568 | 663 | // "In ARM state, bits [1:0] of r15 are undefined and must be ignored. Bits [31:2] contain the PC." |
| 569 | 664 | raddr = pc & (~3); |
| 570 | 665 | |
| 571 | | if ( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 572 | | { |
| 573 | | if (!arm7_tlb_translate(arm, &raddr, ARM7_TLB_ABORT_P | ARM7_TLB_READ)) |
| 666 | if ( m_control & COPRO_CTRL_MMU_EN ) |
| 574 | 667 | { |
| 575 | | goto skip_exec; |
| 668 | if (!arm7_tlb_translate(raddr, ARM7_TLB_ABORT_P | ARM7_TLB_READ)) |
| 669 | { |
| 670 | goto skip_exec; |
| 671 | } |
| 576 | 672 | } |
| 577 | | } |
| 578 | 673 | |
| 579 | 674 | #if 0 |
| 580 | 675 | if (MODE26) |
| r24074 | r24075 | |
| 586 | 681 | } |
| 587 | 682 | #endif |
| 588 | 683 | |
| 589 | | insn = arm->direct->read_decrypted_dword(raddr); |
| 684 | insn = m_direct->read_decrypted_dword(raddr); |
| 590 | 685 | |
| 591 | 686 | /* process condition codes for this instruction */ |
| 592 | 687 | switch (insn >> INSN_COND_SHIFT) |
| 593 | 688 | { |
| 594 | 689 | case COND_EQ: |
| 595 | | if (Z_IS_CLEAR(GET_CPSR)) |
| 690 | if (Z_IS_CLEAR(m_r[eCPSR])) |
| 596 | 691 | { UNEXECUTED(); goto skip_exec; } |
| 597 | 692 | break; |
| 598 | 693 | case COND_NE: |
| 599 | | if (Z_IS_SET(GET_CPSR)) |
| 694 | if (Z_IS_SET(m_r[eCPSR])) |
| 600 | 695 | { UNEXECUTED(); goto skip_exec; } |
| 601 | 696 | break; |
| 602 | 697 | case COND_CS: |
| 603 | | if (C_IS_CLEAR(GET_CPSR)) |
| 698 | if (C_IS_CLEAR(m_r[eCPSR])) |
| 604 | 699 | { UNEXECUTED(); goto skip_exec; } |
| 605 | 700 | break; |
| 606 | 701 | case COND_CC: |
| 607 | | if (C_IS_SET(GET_CPSR)) |
| 702 | if (C_IS_SET(m_r[eCPSR])) |
| 608 | 703 | { UNEXECUTED(); goto skip_exec; } |
| 609 | 704 | break; |
| 610 | 705 | case COND_MI: |
| 611 | | if (N_IS_CLEAR(GET_CPSR)) |
| 706 | if (N_IS_CLEAR(m_r[eCPSR])) |
| 612 | 707 | { UNEXECUTED(); goto skip_exec; } |
| 613 | 708 | break; |
| 614 | 709 | case COND_PL: |
| 615 | | if (N_IS_SET(GET_CPSR)) |
| 710 | if (N_IS_SET(m_r[eCPSR])) |
| 616 | 711 | { UNEXECUTED(); goto skip_exec; } |
| 617 | 712 | break; |
| 618 | 713 | case COND_VS: |
| 619 | | if (V_IS_CLEAR(GET_CPSR)) |
| 714 | if (V_IS_CLEAR(m_r[eCPSR])) |
| 620 | 715 | { UNEXECUTED(); goto skip_exec; } |
| 621 | 716 | break; |
| 622 | 717 | case COND_VC: |
| 623 | | if (V_IS_SET(GET_CPSR)) |
| 718 | if (V_IS_SET(m_r[eCPSR])) |
| 624 | 719 | { UNEXECUTED(); goto skip_exec; } |
| 625 | 720 | break; |
| 626 | 721 | case COND_HI: |
| 627 | | if (C_IS_CLEAR(GET_CPSR) || Z_IS_SET(GET_CPSR)) |
| 722 | if (C_IS_CLEAR(m_r[eCPSR]) || Z_IS_SET(m_r[eCPSR])) |
| 628 | 723 | { UNEXECUTED(); goto skip_exec; } |
| 629 | 724 | break; |
| 630 | 725 | case COND_LS: |
| 631 | | if (C_IS_SET(GET_CPSR) && Z_IS_CLEAR(GET_CPSR)) |
| 726 | if (C_IS_SET(m_r[eCPSR]) && Z_IS_CLEAR(m_r[eCPSR])) |
| 632 | 727 | { UNEXECUTED(); goto skip_exec; } |
| 633 | 728 | break; |
| 634 | 729 | case COND_GE: |
| 635 | | if (!(GET_CPSR & N_MASK) != !(GET_CPSR & V_MASK)) /* Use x ^ (x >> ...) method */ |
| 730 | if (!(m_r[eCPSR] & N_MASK) != !(m_r[eCPSR] & V_MASK)) /* Use x ^ (x >> ...) method */ |
| 636 | 731 | { UNEXECUTED(); goto skip_exec; } |
| 637 | 732 | break; |
| 638 | 733 | case COND_LT: |
| 639 | | if (!(GET_CPSR & N_MASK) == !(GET_CPSR & V_MASK)) |
| 734 | if (!(m_r[eCPSR] & N_MASK) == !(m_r[eCPSR] & V_MASK)) |
| 640 | 735 | { UNEXECUTED(); goto skip_exec; } |
| 641 | 736 | break; |
| 642 | 737 | case COND_GT: |
| 643 | | if (Z_IS_SET(GET_CPSR) || (!(GET_CPSR & N_MASK) != !(GET_CPSR & V_MASK))) |
| 738 | if (Z_IS_SET(m_r[eCPSR]) || (!(m_r[eCPSR] & N_MASK) != !(m_r[eCPSR] & V_MASK))) |
| 644 | 739 | { UNEXECUTED(); goto skip_exec; } |
| 645 | 740 | break; |
| 646 | 741 | case COND_LE: |
| 647 | | if (Z_IS_CLEAR(GET_CPSR) && (!(GET_CPSR & N_MASK) == !(GET_CPSR & V_MASK))) |
| 742 | if (Z_IS_CLEAR(m_r[eCPSR]) && (!(m_r[eCPSR] & N_MASK) == !(m_r[eCPSR] & V_MASK))) |
| 648 | 743 | { UNEXECUTED(); goto skip_exec; } |
| 649 | 744 | break; |
| 650 | 745 | case COND_NV: |
| r24074 | r24075 | |
| 654 | 749 | /*******************************************************************/ |
| 655 | 750 | /* If we got here - condition satisfied, so decode the instruction */ |
| 656 | 751 | /*******************************************************************/ |
| 657 | | ops_handler[((insn & 0xF000000) >> 24)](arm, insn); |
| 752 | (this->*ops_handler[((insn & 0xF000000) >> 24)])(insn); |
| 658 | 753 | } |
| 659 | 754 | |
| 660 | 755 | skip_exec: |
| 661 | 756 | |
| 662 | | ARM7_CHECKIRQ; |
| 757 | arm7_check_irq_state(); |
| 663 | 758 | |
| 664 | 759 | /* All instructions remove 3 cycles.. Others taking less / more will have adjusted this # prior to here */ |
| 665 | | ARM7_ICOUNT -= 3; |
| 666 | | } while (ARM7_ICOUNT > 0); |
| 760 | m_icount -= 3; |
| 761 | } while (m_icount > 0); |
| 667 | 762 | } |
| 668 | 763 | |
| 669 | | static void set_irq_line(arm_state *arm, int irqline, int state) |
| 670 | | { |
| 671 | | // must call core |
| 672 | | arm7_core_set_irq_line(arm, irqline, state); |
| 673 | | } |
| 674 | 764 | |
| 675 | | static CPU_DISASSEMBLE( arm7 ) |
| 765 | void arm7_cpu_device::execute_set_input(int irqline, int state) |
| 676 | 766 | { |
| 677 | | CPU_DISASSEMBLE( arm7arm ); |
| 678 | | CPU_DISASSEMBLE( arm7thumb ); |
| 767 | switch (irqline) { |
| 768 | case ARM7_IRQ_LINE: /* IRQ */ |
| 769 | m_pendingIrq = state & 1; |
| 770 | break; |
| 679 | 771 | |
| 680 | | arm_state *arm = get_safe_token(device); |
| 772 | case ARM7_FIRQ_LINE: /* FIRQ */ |
| 773 | m_pendingFiq = state & 1; |
| 774 | break; |
| 681 | 775 | |
| 682 | | if (T_IS_SET(GET_CPSR)) |
| 683 | | return CPU_DISASSEMBLE_CALL(arm7thumb); |
| 684 | | else |
| 685 | | return CPU_DISASSEMBLE_CALL(arm7arm); |
| 686 | | } |
| 687 | | |
| 688 | | static CPU_DISASSEMBLE( arm7_be ) |
| 689 | | { |
| 690 | | CPU_DISASSEMBLE( arm7arm_be ); |
| 691 | | CPU_DISASSEMBLE( arm7thumb_be ); |
| 692 | | |
| 693 | | arm_state *arm = get_safe_token(device); |
| 694 | | |
| 695 | | if (T_IS_SET(GET_CPSR)) |
| 696 | | return CPU_DISASSEMBLE_CALL(arm7thumb_be); |
| 697 | | else |
| 698 | | return CPU_DISASSEMBLE_CALL(arm7arm_be); |
| 699 | | } |
| 700 | | |
| 701 | | |
| 702 | | /************************************************************************** |
| 703 | | * Generic set_info |
| 704 | | **************************************************************************/ |
| 705 | | |
| 706 | | static CPU_SET_INFO( arm7 ) |
| 707 | | { |
| 708 | | arm_state *arm = get_safe_token(device); |
| 709 | | |
| 710 | | switch (state) |
| 711 | | { |
| 712 | | /* --- the following bits of info are set as 64-bit signed integers --- */ |
| 713 | | |
| 714 | | /* interrupt lines/exceptions */ |
| 715 | | case CPUINFO_INT_INPUT_STATE + ARM7_IRQ_LINE: set_irq_line(arm, ARM7_IRQ_LINE, info->i); break; |
| 716 | | case CPUINFO_INT_INPUT_STATE + ARM7_FIRQ_LINE: set_irq_line(arm, ARM7_FIRQ_LINE, info->i); break; |
| 717 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_EXCEPTION: set_irq_line(arm, ARM7_ABORT_EXCEPTION, info->i); break; |
| 718 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_PREFETCH_EXCEPTION: set_irq_line(arm, ARM7_ABORT_PREFETCH_EXCEPTION, info->i); break; |
| 719 | | case CPUINFO_INT_INPUT_STATE + ARM7_UNDEFINE_EXCEPTION: set_irq_line(arm, ARM7_UNDEFINE_EXCEPTION, info->i); break; |
| 720 | | |
| 721 | | /* registers shared by all operating modes */ |
| 722 | | case CPUINFO_INT_REGISTER + ARM7_R0: ARM7REG( 0) = info->i; break; |
| 723 | | case CPUINFO_INT_REGISTER + ARM7_R1: ARM7REG( 1) = info->i; break; |
| 724 | | case CPUINFO_INT_REGISTER + ARM7_R2: ARM7REG( 2) = info->i; break; |
| 725 | | case CPUINFO_INT_REGISTER + ARM7_R3: ARM7REG( 3) = info->i; break; |
| 726 | | case CPUINFO_INT_REGISTER + ARM7_R4: ARM7REG( 4) = info->i; break; |
| 727 | | case CPUINFO_INT_REGISTER + ARM7_R5: ARM7REG( 5) = info->i; break; |
| 728 | | case CPUINFO_INT_REGISTER + ARM7_R6: ARM7REG( 6) = info->i; break; |
| 729 | | case CPUINFO_INT_REGISTER + ARM7_R7: ARM7REG( 7) = info->i; break; |
| 730 | | case CPUINFO_INT_REGISTER + ARM7_R8: ARM7REG( 8) = info->i; break; |
| 731 | | case CPUINFO_INT_REGISTER + ARM7_R9: ARM7REG( 9) = info->i; break; |
| 732 | | case CPUINFO_INT_REGISTER + ARM7_R10: ARM7REG(10) = info->i; break; |
| 733 | | case CPUINFO_INT_REGISTER + ARM7_R11: ARM7REG(11) = info->i; break; |
| 734 | | case CPUINFO_INT_REGISTER + ARM7_R12: ARM7REG(12) = info->i; break; |
| 735 | | case CPUINFO_INT_REGISTER + ARM7_R13: ARM7REG(13) = info->i; break; |
| 736 | | case CPUINFO_INT_REGISTER + ARM7_R14: ARM7REG(14) = info->i; break; |
| 737 | | case CPUINFO_INT_REGISTER + ARM7_R15: ARM7REG(15) = info->i; break; |
| 738 | | case CPUINFO_INT_REGISTER + ARM7_CPSR: SET_CPSR(info->i); break; |
| 739 | | |
| 740 | | case CPUINFO_INT_PC: |
| 741 | | case CPUINFO_INT_REGISTER + ARM7_PC: R15 = info->i; break; |
| 742 | | case CPUINFO_INT_SP: SetRegister(arm, 13,info->i); break; |
| 743 | | |
| 744 | | /* FIRQ Mode Shadowed Registers */ |
| 745 | | case CPUINFO_INT_REGISTER + ARM7_FR8: ARM7REG(eR8_FIQ) = info->i; break; |
| 746 | | case CPUINFO_INT_REGISTER + ARM7_FR9: ARM7REG(eR9_FIQ) = info->i; break; |
| 747 | | case CPUINFO_INT_REGISTER + ARM7_FR10: ARM7REG(eR10_FIQ) = info->i; break; |
| 748 | | case CPUINFO_INT_REGISTER + ARM7_FR11: ARM7REG(eR11_FIQ) = info->i; break; |
| 749 | | case CPUINFO_INT_REGISTER + ARM7_FR12: ARM7REG(eR12_FIQ) = info->i; break; |
| 750 | | case CPUINFO_INT_REGISTER + ARM7_FR13: ARM7REG(eR13_FIQ) = info->i; break; |
| 751 | | case CPUINFO_INT_REGISTER + ARM7_FR14: ARM7REG(eR14_FIQ) = info->i; break; |
| 752 | | case CPUINFO_INT_REGISTER + ARM7_FSPSR: ARM7REG(eSPSR_FIQ) = info->i; break; |
| 753 | | |
| 754 | | /* IRQ Mode Shadowed Registers */ |
| 755 | | case CPUINFO_INT_REGISTER + ARM7_IR13: ARM7REG(eR13_IRQ) = info->i; break; |
| 756 | | case CPUINFO_INT_REGISTER + ARM7_IR14: ARM7REG(eR14_IRQ) = info->i; break; |
| 757 | | case CPUINFO_INT_REGISTER + ARM7_ISPSR: ARM7REG(eSPSR_IRQ) = info->i; break; |
| 758 | | |
| 759 | | /* Supervisor Mode Shadowed Registers */ |
| 760 | | case CPUINFO_INT_REGISTER + ARM7_SR13: ARM7REG(eR13_SVC) = info->i; break; |
| 761 | | case CPUINFO_INT_REGISTER + ARM7_SR14: ARM7REG(eR14_SVC) = info->i; break; |
| 762 | | case CPUINFO_INT_REGISTER + ARM7_SSPSR: ARM7REG(eSPSR_SVC) = info->i; break; |
| 763 | | |
| 764 | | /* Abort Mode Shadowed Registers */ |
| 765 | | case CPUINFO_INT_REGISTER + ARM7_AR13: ARM7REG(eR13_ABT) = info->i; break; |
| 766 | | case CPUINFO_INT_REGISTER + ARM7_AR14: ARM7REG(eR14_ABT) = info->i; break; |
| 767 | | case CPUINFO_INT_REGISTER + ARM7_ASPSR: ARM7REG(eSPSR_ABT) = info->i; break; |
| 768 | | |
| 769 | | /* Undefined Mode Shadowed Registers */ |
| 770 | | case CPUINFO_INT_REGISTER + ARM7_UR13: ARM7REG(eR13_UND) = info->i; break; |
| 771 | | case CPUINFO_INT_REGISTER + ARM7_UR14: ARM7REG(eR14_UND) = info->i; break; |
| 772 | | case CPUINFO_INT_REGISTER + ARM7_USPSR: ARM7REG(eSPSR_UND) = info->i; break; |
| 773 | | } |
| 774 | | } |
| 775 | | |
| 776 | | |
| 777 | | |
| 778 | | /************************************************************************** |
| 779 | | * Generic get_info |
| 780 | | **************************************************************************/ |
| 781 | | |
| 782 | | CPU_GET_INFO( arm7 ) |
| 783 | | { |
| 784 | | arm_state *arm = (device != NULL && device->token() != NULL) ? get_safe_token(device) : NULL; |
| 785 | | |
| 786 | | switch (state) |
| 787 | | { |
| 788 | | /* --- the following bits of info are returned as 64-bit signed integers --- */ |
| 789 | | |
| 790 | | /* cpu implementation data */ |
| 791 | | case CPUINFO_INT_CONTEXT_SIZE: info->i = sizeof(arm_state); break; |
| 792 | | case CPUINFO_INT_INPUT_LINES: info->i = ARM7_NUM_LINES; break; |
| 793 | | case CPUINFO_INT_DEFAULT_IRQ_VECTOR: info->i = 0; break; |
| 794 | | case CPUINFO_INT_ENDIANNESS: info->i = ENDIANNESS_LITTLE; break; |
| 795 | | case CPUINFO_INT_CLOCK_MULTIPLIER: info->i = 1; break; |
| 796 | | case CPUINFO_INT_CLOCK_DIVIDER: info->i = 1; break; |
| 797 | | case CPUINFO_INT_MIN_INSTRUCTION_BYTES: info->i = 2; break; |
| 798 | | case CPUINFO_INT_MAX_INSTRUCTION_BYTES: info->i = 4; break; |
| 799 | | case CPUINFO_INT_MIN_CYCLES: info->i = 3; break; |
| 800 | | case CPUINFO_INT_MAX_CYCLES: info->i = 4; break; |
| 801 | | |
| 802 | | case CPUINFO_INT_DATABUS_WIDTH + AS_PROGRAM: info->i = 32; break; |
| 803 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_PROGRAM: info->i = 32; break; |
| 804 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_PROGRAM: info->i = 0; break; |
| 805 | | case CPUINFO_INT_DATABUS_WIDTH + AS_DATA: info->i = 0; break; |
| 806 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_DATA: info->i = 0; break; |
| 807 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_DATA: info->i = 0; break; |
| 808 | | case CPUINFO_INT_DATABUS_WIDTH + AS_IO: info->i = 0; break; |
| 809 | | case CPUINFO_INT_ADDRBUS_WIDTH + AS_IO: info->i = 0; break; |
| 810 | | case CPUINFO_INT_ADDRBUS_SHIFT + AS_IO: info->i = 0; break; |
| 811 | | |
| 812 | | /* interrupt lines/exceptions */ |
| 813 | | case CPUINFO_INT_INPUT_STATE + ARM7_IRQ_LINE: info->i = arm->pendingIrq; break; |
| 814 | | case CPUINFO_INT_INPUT_STATE + ARM7_FIRQ_LINE: info->i = arm->pendingFiq; break; |
| 815 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_EXCEPTION: info->i = arm->pendingAbtD; break; |
| 816 | | case CPUINFO_INT_INPUT_STATE + ARM7_ABORT_PREFETCH_EXCEPTION: info->i = arm->pendingAbtP; break; |
| 817 | | case CPUINFO_INT_INPUT_STATE + ARM7_UNDEFINE_EXCEPTION: info->i = arm->pendingUnd; break; |
| 818 | | |
| 819 | | /* registers shared by all operating modes */ |
| 820 | | case CPUINFO_INT_REGISTER + ARM7_R0: info->i = ARM7REG( 0); break; |
| 821 | | case CPUINFO_INT_REGISTER + ARM7_R1: info->i = ARM7REG( 1); break; |
| 822 | | case CPUINFO_INT_REGISTER + ARM7_R2: info->i = ARM7REG( 2); break; |
| 823 | | case CPUINFO_INT_REGISTER + ARM7_R3: info->i = ARM7REG( 3); break; |
| 824 | | case CPUINFO_INT_REGISTER + ARM7_R4: info->i = ARM7REG( 4); break; |
| 825 | | case CPUINFO_INT_REGISTER + ARM7_R5: info->i = ARM7REG( 5); break; |
| 826 | | case CPUINFO_INT_REGISTER + ARM7_R6: info->i = ARM7REG( 6); break; |
| 827 | | case CPUINFO_INT_REGISTER + ARM7_R7: info->i = ARM7REG( 7); break; |
| 828 | | case CPUINFO_INT_REGISTER + ARM7_R8: info->i = ARM7REG( 8); break; |
| 829 | | case CPUINFO_INT_REGISTER + ARM7_R9: info->i = ARM7REG( 9); break; |
| 830 | | case CPUINFO_INT_REGISTER + ARM7_R10: info->i = ARM7REG(10); break; |
| 831 | | case CPUINFO_INT_REGISTER + ARM7_R11: info->i = ARM7REG(11); break; |
| 832 | | case CPUINFO_INT_REGISTER + ARM7_R12: info->i = ARM7REG(12); break; |
| 833 | | case CPUINFO_INT_REGISTER + ARM7_R13: info->i = ARM7REG(13); break; |
| 834 | | case CPUINFO_INT_REGISTER + ARM7_R14: info->i = ARM7REG(14); break; |
| 835 | | case CPUINFO_INT_REGISTER + ARM7_R15: info->i = ARM7REG(15); break; |
| 836 | | |
| 837 | | case CPUINFO_INT_PREVIOUSPC: info->i = 0; /* not implemented */ break; |
| 838 | | case CPUINFO_INT_PC: |
| 839 | | case CPUINFO_INT_REGISTER + ARM7_PC: info->i = GET_PC; break; |
| 840 | | case CPUINFO_INT_SP: info->i = GetRegister(arm, 13); break; |
| 841 | | |
| 842 | | /* FIRQ Mode Shadowed Registers */ |
| 843 | | case CPUINFO_INT_REGISTER + ARM7_FR8: info->i = ARM7REG(eR8_FIQ); break; |
| 844 | | case CPUINFO_INT_REGISTER + ARM7_FR9: info->i = ARM7REG(eR9_FIQ); break; |
| 845 | | case CPUINFO_INT_REGISTER + ARM7_FR10: info->i = ARM7REG(eR10_FIQ); break; |
| 846 | | case CPUINFO_INT_REGISTER + ARM7_FR11: info->i = ARM7REG(eR11_FIQ); break; |
| 847 | | case CPUINFO_INT_REGISTER + ARM7_FR12: info->i = ARM7REG(eR12_FIQ); break; |
| 848 | | case CPUINFO_INT_REGISTER + ARM7_FR13: info->i = ARM7REG(eR13_FIQ); break; |
| 849 | | case CPUINFO_INT_REGISTER + ARM7_FR14: info->i = ARM7REG(eR14_FIQ); break; |
| 850 | | case CPUINFO_INT_REGISTER + ARM7_FSPSR: info->i = ARM7REG(eSPSR_FIQ); break; |
| 851 | | |
| 852 | | /* IRQ Mode Shadowed Registers */ |
| 853 | | case CPUINFO_INT_REGISTER + ARM7_IR13: info->i = ARM7REG(eR13_IRQ); break; |
| 854 | | case CPUINFO_INT_REGISTER + ARM7_IR14: info->i = ARM7REG(eR14_IRQ); break; |
| 855 | | case CPUINFO_INT_REGISTER + ARM7_ISPSR: info->i = ARM7REG(eSPSR_IRQ); break; |
| 856 | | |
| 857 | | /* Supervisor Mode Shadowed Registers */ |
| 858 | | case CPUINFO_INT_REGISTER + ARM7_SR13: info->i = ARM7REG(eR13_SVC); break; |
| 859 | | case CPUINFO_INT_REGISTER + ARM7_SR14: info->i = ARM7REG(eR14_SVC); break; |
| 860 | | case CPUINFO_INT_REGISTER + ARM7_SSPSR: info->i = ARM7REG(eSPSR_SVC); break; |
| 861 | | |
| 862 | | /* Abort Mode Shadowed Registers */ |
| 863 | | case CPUINFO_INT_REGISTER + ARM7_AR13: info->i = ARM7REG(eR13_ABT); break; |
| 864 | | case CPUINFO_INT_REGISTER + ARM7_AR14: info->i = ARM7REG(eR14_ABT); break; |
| 865 | | case CPUINFO_INT_REGISTER + ARM7_ASPSR: info->i = ARM7REG(eSPSR_ABT); break; |
| 866 | | |
| 867 | | /* Undefined Mode Shadowed Registers */ |
| 868 | | case CPUINFO_INT_REGISTER + ARM7_UR13: info->i = ARM7REG(eR13_UND); break; |
| 869 | | case CPUINFO_INT_REGISTER + ARM7_UR14: info->i = ARM7REG(eR14_UND); break; |
| 870 | | case CPUINFO_INT_REGISTER + ARM7_USPSR: info->i = ARM7REG(eSPSR_UND); break; |
| 871 | | |
| 872 | | /* --- the following bits of info are returned as pointers to data or functions --- */ |
| 873 | | case CPUINFO_FCT_SET_INFO: info->setinfo = CPU_SET_INFO_NAME(arm7); break; |
| 874 | | case CPUINFO_FCT_INIT: info->init = CPU_INIT_NAME(arm7); break; |
| 875 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7); break; |
| 876 | | case CPUINFO_FCT_EXIT: info->exit = CPU_EXIT_NAME(arm7); break; |
| 877 | | case CPUINFO_FCT_EXECUTE: info->execute = CPU_EXECUTE_NAME(arm7); break; |
| 878 | | case CPUINFO_FCT_BURN: info->burn = NULL; break; |
| 879 | | case CPUINFO_FCT_DISASSEMBLE: info->disassemble = CPU_DISASSEMBLE_NAME(arm7); break; |
| 880 | | case CPUINFO_PTR_INSTRUCTION_COUNTER: info->icount = &ARM7_ICOUNT; break; |
| 881 | | case CPUINFO_FCT_TRANSLATE: info->translate = CPU_TRANSLATE_NAME(arm7); break; |
| 882 | | |
| 883 | | /* --- the following bits of info are returned as NULL-terminated strings --- */ |
| 884 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7"); break; |
| 885 | | case CPUINFO_STR_FAMILY: strcpy(info->s, "Acorn Risc Machine"); break; |
| 886 | | case CPUINFO_STR_VERSION: strcpy(info->s, "2.0"); break; |
| 887 | | case CPUINFO_STR_SOURCE_FILE: strcpy(info->s, __FILE__); break; |
| 888 | | case CPUINFO_STR_CREDITS: strcpy(info->s, "Copyright Steve Ellenoff, sellenoff@hotmail.com"); break; |
| 889 | | |
| 890 | | case CPUINFO_STR_FLAGS: |
| 891 | | sprintf(info->s, "%c%c%c%c%c%c%c%c %s", |
| 892 | | (ARM7REG(eCPSR) & N_MASK) ? 'N' : '-', |
| 893 | | (ARM7REG(eCPSR) & Z_MASK) ? 'Z' : '-', |
| 894 | | (ARM7REG(eCPSR) & C_MASK) ? 'C' : '-', |
| 895 | | (ARM7REG(eCPSR) & V_MASK) ? 'V' : '-', |
| 896 | | (ARM7REG(eCPSR) & Q_MASK) ? 'Q' : '-', |
| 897 | | (ARM7REG(eCPSR) & I_MASK) ? 'I' : '-', |
| 898 | | (ARM7REG(eCPSR) & F_MASK) ? 'F' : '-', |
| 899 | | (ARM7REG(eCPSR) & T_MASK) ? 'T' : '-', |
| 900 | | GetModeText(ARM7REG(eCPSR))); |
| 776 | case ARM7_ABORT_EXCEPTION: |
| 777 | m_pendingAbtD = state & 1; |
| 901 | 778 | break; |
| 779 | case ARM7_ABORT_PREFETCH_EXCEPTION: |
| 780 | m_pendingAbtP = state & 1; |
| 781 | break; |
| 902 | 782 | |
| 903 | | /* registers shared by all operating modes */ |
| 904 | | case CPUINFO_STR_REGISTER + ARM7_PC: sprintf(info->s, "PC :%08x", GET_PC); break; |
| 905 | | case CPUINFO_STR_REGISTER + ARM7_R0: sprintf(info->s, "R0 :%08x", ARM7REG( 0)); break; |
| 906 | | case CPUINFO_STR_REGISTER + ARM7_R1: sprintf(info->s, "R1 :%08x", ARM7REG( 1)); break; |
| 907 | | case CPUINFO_STR_REGISTER + ARM7_R2: sprintf(info->s, "R2 :%08x", ARM7REG( 2)); break; |
| 908 | | case CPUINFO_STR_REGISTER + ARM7_R3: sprintf(info->s, "R3 :%08x", ARM7REG( 3)); break; |
| 909 | | case CPUINFO_STR_REGISTER + ARM7_R4: sprintf(info->s, "R4 :%08x", ARM7REG( 4)); break; |
| 910 | | case CPUINFO_STR_REGISTER + ARM7_R5: sprintf(info->s, "R5 :%08x", ARM7REG( 5)); break; |
| 911 | | case CPUINFO_STR_REGISTER + ARM7_R6: sprintf(info->s, "R6 :%08x", ARM7REG( 6)); break; |
| 912 | | case CPUINFO_STR_REGISTER + ARM7_R7: sprintf(info->s, "R7 :%08x", ARM7REG( 7)); break; |
| 913 | | case CPUINFO_STR_REGISTER + ARM7_R8: sprintf(info->s, "R8 :%08x", ARM7REG( 8)); break; |
| 914 | | case CPUINFO_STR_REGISTER + ARM7_R9: sprintf(info->s, "R9 :%08x", ARM7REG( 9)); break; |
| 915 | | case CPUINFO_STR_REGISTER + ARM7_R10: sprintf(info->s, "R10 :%08x", ARM7REG(10)); break; |
| 916 | | case CPUINFO_STR_REGISTER + ARM7_R11: sprintf(info->s, "R11 :%08x", ARM7REG(11)); break; |
| 917 | | case CPUINFO_STR_REGISTER + ARM7_R12: sprintf(info->s, "R12 :%08x", ARM7REG(12)); break; |
| 918 | | case CPUINFO_STR_REGISTER + ARM7_R13: sprintf(info->s, "R13 :%08x", ARM7REG(13)); break; |
| 919 | | case CPUINFO_STR_REGISTER + ARM7_R14: sprintf(info->s, "R14 :%08x", ARM7REG(14)); break; |
| 920 | | case CPUINFO_STR_REGISTER + ARM7_R15: sprintf(info->s, "R15 :%08x", ARM7REG(15)); break; |
| 921 | | |
| 922 | | /* FIRQ Mode Shadowed Registers */ |
| 923 | | case CPUINFO_STR_REGISTER + ARM7_FR8: sprintf(info->s, "FR8 :%08x", ARM7REG(eR8_FIQ) ); break; |
| 924 | | case CPUINFO_STR_REGISTER + ARM7_FR9: sprintf(info->s, "FR9 :%08x", ARM7REG(eR9_FIQ) ); break; |
| 925 | | case CPUINFO_STR_REGISTER + ARM7_FR10: sprintf(info->s, "FR10:%08x", ARM7REG(eR10_FIQ) ); break; |
| 926 | | case CPUINFO_STR_REGISTER + ARM7_FR11: sprintf(info->s, "FR11:%08x", ARM7REG(eR11_FIQ) ); break; |
| 927 | | case CPUINFO_STR_REGISTER + ARM7_FR12: sprintf(info->s, "FR12:%08x", ARM7REG(eR12_FIQ) ); break; |
| 928 | | case CPUINFO_STR_REGISTER + ARM7_FR13: sprintf(info->s, "FR13:%08x", ARM7REG(eR13_FIQ) ); break; |
| 929 | | case CPUINFO_STR_REGISTER + ARM7_FR14: sprintf(info->s, "FR14:%08x", ARM7REG(eR14_FIQ) ); break; |
| 930 | | case CPUINFO_STR_REGISTER + ARM7_FSPSR: sprintf(info->s, "FR16:%08x", ARM7REG(eSPSR_FIQ)); break; |
| 931 | | |
| 932 | | /* IRQ Mode Shadowed Registers */ |
| 933 | | case CPUINFO_STR_REGISTER + ARM7_IR13: sprintf(info->s, "IR13:%08x", ARM7REG(eR13_IRQ) ); break; |
| 934 | | case CPUINFO_STR_REGISTER + ARM7_IR14: sprintf(info->s, "IR14:%08x", ARM7REG(eR14_IRQ) ); break; |
| 935 | | case CPUINFO_STR_REGISTER + ARM7_ISPSR: sprintf(info->s, "IR16:%08x", ARM7REG(eSPSR_IRQ)); break; |
| 936 | | |
| 937 | | /* Supervisor Mode Shadowed Registers */ |
| 938 | | case CPUINFO_STR_REGISTER + ARM7_SR13: sprintf(info->s, "SR13:%08x", ARM7REG(eR13_SVC) ); break; |
| 939 | | case CPUINFO_STR_REGISTER + ARM7_SR14: sprintf(info->s, "SR14:%08x", ARM7REG(eR14_SVC) ); break; |
| 940 | | case CPUINFO_STR_REGISTER + ARM7_SSPSR: sprintf(info->s, "SR16:%08x", ARM7REG(eSPSR_SVC)); break; |
| 941 | | |
| 942 | | /* Abort Mode Shadowed Registers */ |
| 943 | | case CPUINFO_STR_REGISTER + ARM7_AR13: sprintf(info->s, "AR13:%08x", ARM7REG(eR13_ABT) ); break; |
| 944 | | case CPUINFO_STR_REGISTER + ARM7_AR14: sprintf(info->s, "AR14:%08x", ARM7REG(eR14_ABT) ); break; |
| 945 | | case CPUINFO_STR_REGISTER + ARM7_ASPSR: sprintf(info->s, "AR16:%08x", ARM7REG(eSPSR_ABT)); break; |
| 946 | | |
| 947 | | /* Undefined Mode Shadowed Registers */ |
| 948 | | case CPUINFO_STR_REGISTER + ARM7_UR13: sprintf(info->s, "UR13:%08x", ARM7REG(eR13_UND) ); break; |
| 949 | | case CPUINFO_STR_REGISTER + ARM7_UR14: sprintf(info->s, "UR14:%08x", ARM7REG(eR14_UND) ); break; |
| 950 | | case CPUINFO_STR_REGISTER + ARM7_USPSR: sprintf(info->s, "UR16:%08x", ARM7REG(eSPSR_UND)); break; |
| 783 | case ARM7_UNDEFINE_EXCEPTION: |
| 784 | m_pendingUnd = state & 1; |
| 785 | break; |
| 951 | 786 | } |
| 952 | | } |
| 953 | 787 | |
| 954 | | |
| 955 | | CPU_GET_INFO( arm7_be ) |
| 956 | | { |
| 957 | | switch (state) |
| 958 | | { |
| 959 | | case CPUINFO_INT_ENDIANNESS: info->i = ENDIANNESS_BIG; break; |
| 960 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7_be); break; |
| 961 | | case CPUINFO_FCT_DISASSEMBLE: info->disassemble = CPU_DISASSEMBLE_NAME(arm7_be); break; |
| 962 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7 (big endian)"); break; |
| 963 | | default: CPU_GET_INFO_CALL(arm7); |
| 964 | | } |
| 788 | arm7_check_irq_state(); |
| 965 | 789 | } |
| 966 | 790 | |
| 967 | | CPU_GET_INFO( arm7500 ) |
| 968 | | { |
| 969 | | switch (state) |
| 970 | | { |
| 971 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm7500); break; |
| 972 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM7500"); break; |
| 973 | | default: CPU_GET_INFO_CALL(arm7); |
| 974 | | break; |
| 975 | | } |
| 976 | | } |
| 977 | 791 | |
| 978 | | CPU_GET_INFO( arm9 ) |
| 792 | offs_t arm7_cpu_device::disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options) |
| 979 | 793 | { |
| 980 | | switch (state) |
| 981 | | { |
| 982 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm9); break; |
| 983 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM9"); break; |
| 984 | | default: CPU_GET_INFO_CALL(arm7); |
| 985 | | break; |
| 986 | | } |
| 987 | | } |
| 794 | extern CPU_DISASSEMBLE( arm7arm ); |
| 795 | extern CPU_DISASSEMBLE( arm7thumb ); |
| 796 | extern CPU_DISASSEMBLE( arm7arm_be ); |
| 797 | extern CPU_DISASSEMBLE( arm7thumb_be ); |
| 988 | 798 | |
| 989 | | CPU_GET_INFO( arm920t ) |
| 990 | | { |
| 991 | | switch (state) |
| 799 | if (T_IS_SET(m_r[eCPSR])) |
| 992 | 800 | { |
| 993 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(arm920t); break; |
| 994 | | case CPUINFO_STR_NAME: strcpy(info->s, "ARM920T"); break; |
| 995 | | default: CPU_GET_INFO_CALL(arm7); |
| 996 | | break; |
| 801 | if ( m_endian == ENDIANNESS_BIG ) |
| 802 | return CPU_DISASSEMBLE_NAME(arm7thumb_be)(this, buffer, pc, oprom, opram, options); |
| 803 | else |
| 804 | return CPU_DISASSEMBLE_NAME(arm7thumb)(this, buffer, pc, oprom, opram, options); |
| 997 | 805 | } |
| 998 | | } |
| 999 | | |
| 1000 | | CPU_GET_INFO( pxa255 ) |
| 1001 | | { |
| 1002 | | switch (state) |
| 806 | else |
| 1003 | 807 | { |
| 1004 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(pxa255); break; |
| 1005 | | case CPUINFO_STR_NAME: strcpy(info->s, "PXA255"); break; |
| 1006 | | default: CPU_GET_INFO_CALL(arm7); |
| 1007 | | break; |
| 808 | if ( m_endian == ENDIANNESS_BIG ) |
| 809 | return CPU_DISASSEMBLE_NAME(arm7arm_be)(this, buffer, pc, oprom, opram, options); |
| 810 | else |
| 811 | return CPU_DISASSEMBLE_NAME(arm7arm)(this, buffer, pc, oprom, opram, options); |
| 1008 | 812 | } |
| 1009 | 813 | } |
| 1010 | 814 | |
| 1011 | | CPU_GET_INFO( sa1110 ) |
| 1012 | | { |
| 1013 | | switch (state) |
| 1014 | | { |
| 1015 | | case CPUINFO_FCT_RESET: info->reset = CPU_RESET_NAME(sa1110); break; |
| 1016 | | case CPUINFO_STR_NAME: strcpy(info->s, "SA1110"); break; |
| 1017 | | default: CPU_GET_INFO_CALL(arm7); |
| 1018 | | break; |
| 1019 | | } |
| 1020 | | } |
| 1021 | 815 | |
| 1022 | 816 | /* ARM system coprocessor support */ |
| 1023 | 817 | |
| 1024 | | static WRITE32_DEVICE_HANDLER( arm7_do_callback ) |
| 818 | WRITE32_MEMBER( arm7_cpu_device::arm7_do_callback ) |
| 1025 | 819 | { |
| 1026 | | arm_state *arm = get_safe_token(device); |
| 1027 | | arm->pendingUnd = 1; |
| 820 | m_pendingUnd = 1; |
| 1028 | 821 | } |
| 1029 | 822 | |
| 1030 | | static READ32_DEVICE_HANDLER( arm7_rt_r_callback ) |
| 823 | READ32_MEMBER( arm7_cpu_device::arm7_rt_r_callback ) |
| 1031 | 824 | { |
| 1032 | | arm_state *arm = get_safe_token(device); |
| 1033 | 825 | UINT32 opcode = offset; |
| 1034 | 826 | UINT8 cReg = ( opcode & INSN_COPRO_CREG ) >> INSN_COPRO_CREG_SHIFT; |
| 1035 | 827 | UINT8 op2 = ( opcode & INSN_COPRO_OP2 ) >> INSN_COPRO_OP2_SHIFT; |
| r24074 | r24075 | |
| 1042 | 834 | // we only handle system copro here |
| 1043 | 835 | if (cpnum != 15) |
| 1044 | 836 | { |
| 1045 | | if (arm->archFlags & eARM_ARCHFLAGS_XSCALE) |
| 837 | if (m_archFlags & eARM_ARCHFLAGS_XSCALE) |
| 1046 | 838 | { |
| 1047 | 839 | // handle XScale specific CP14 |
| 1048 | 840 | if (cpnum == 14) |
| r24074 | r24075 | |
| 1050 | 842 | switch( cReg ) |
| 1051 | 843 | { |
| 1052 | 844 | case 1: // clock counter |
| 1053 | | data = (UINT32)arm->device->total_cycles(); |
| 845 | data = (UINT32)total_cycles(); |
| 1054 | 846 | break; |
| 1055 | 847 | |
| 1056 | 848 | default: |
| r24074 | r24075 | |
| 1059 | 851 | } |
| 1060 | 852 | else |
| 1061 | 853 | { |
| 1062 | | fatalerror("XScale: Unhandled coprocessor %d (archFlags %x)\n", cpnum, arm->archFlags); |
| 854 | fatalerror("XScale: Unhandled coprocessor %d (archFlags %x)\n", cpnum, m_archFlags); |
| 1063 | 855 | } |
| 1064 | 856 | |
| 1065 | 857 | return data; |
| 1066 | 858 | } |
| 1067 | 859 | else |
| 1068 | 860 | { |
| 1069 | | LOG( ("ARM7: Unhandled coprocessor %d (archFlags %x)\n", cpnum, arm->archFlags) ); |
| 1070 | | arm->pendingUnd = 1; |
| 861 | LOG( ("ARM7: Unhandled coprocessor %d (archFlags %x)\n", cpnum, m_archFlags) ); |
| 862 | m_pendingUnd = 1; |
| 1071 | 863 | return 0; |
| 1072 | 864 | } |
| 1073 | 865 | } |
| r24074 | r24075 | |
| 1088 | 880 | switch(op2) |
| 1089 | 881 | { |
| 1090 | 882 | case 0: |
| 1091 | | switch (arm->archRev) |
| 883 | switch (m_archRev) |
| 1092 | 884 | { |
| 1093 | 885 | case 3: // ARM6 32-bit |
| 1094 | 886 | data = 0x41; |
| 1095 | 887 | break; |
| 1096 | 888 | |
| 1097 | | case 4: // ARM7/SA11xx |
| 1098 | | if (arm->archFlags & eARM_ARCHFLAGS_SA) |
| 1099 | | { |
| 1100 | | // ARM Architecture Version 4 |
| 1101 | | // Part Number 0xB11 (SA1110) |
| 1102 | | // Stepping B5 |
| 1103 | | data = 0x69 | ( 0x01 << 16 ) | ( 0xB11 << 4 ) | 0x9; |
| 1104 | | } |
| 1105 | | else |
| 1106 | | { |
| 1107 | | if (device->type() == ARM920T) |
| 889 | case 4: // ARM7/SA11xx |
| 890 | if (m_archFlags & eARM_ARCHFLAGS_SA) |
| 1108 | 891 | { |
| 1109 | | data = (0x41 << 24) | (1 << 20) | (2 << 16) | (0x920 << 4) | (0 << 0); // ARM920T (S3C24xx) |
| 892 | // ARM Architecture Version 4 |
| 893 | // Part Number 0xB11 (SA1110) |
| 894 | // Stepping B5 |
| 895 | data = 0x69 | ( 0x01 << 16 ) | ( 0xB11 << 4 ) | 0x9; |
| 1110 | 896 | } |
| 1111 | | else if (device->type() == ARM7500) |
| 1112 | | { |
| 1113 | | data = (0x41 << 24) | (0 << 20) | (1 << 16) | (0x710 << 4) | (0 << 0); // ARM7500 |
| 1114 | | } |
| 1115 | 897 | else |
| 1116 | 898 | { |
| 1117 | | data = 0x41 | (1 << 23) | (7 << 12); // <-- where did this come from? |
| 899 | data = m_copro_id; |
| 1118 | 900 | } |
| 1119 | | } |
| 1120 | | break; |
| 901 | break; |
| 1121 | 902 | |
| 1122 | | case 5: // ARM9/10/XScale |
| 1123 | | data = 0x41 | (9 << 12); |
| 1124 | | if (arm->archFlags & eARM_ARCHFLAGS_T) |
| 1125 | | { |
| 1126 | | if (arm->archFlags & eARM_ARCHFLAGS_E) |
| 903 | case 5: // ARM9/10/XScale |
| 904 | data = 0x41 | (9 << 12); |
| 905 | if (m_archFlags & eARM_ARCHFLAGS_T) |
| 1127 | 906 | { |
| 1128 | | if (arm->archFlags & eARM_ARCHFLAGS_J) |
| 907 | if (m_archFlags & eARM_ARCHFLAGS_E) |
| 1129 | 908 | { |
| 1130 | | data |= (6<<16); // v5TEJ |
| 909 | if (m_archFlags & eARM_ARCHFLAGS_J) |
| 910 | { |
| 911 | data |= (6<<16); // v5TEJ |
| 912 | } |
| 913 | else |
| 914 | { |
| 915 | data |= (5<<16); // v5TE |
| 916 | } |
| 1131 | 917 | } |
| 1132 | 918 | else |
| 1133 | 919 | { |
| 1134 | | data |= (5<<16); // v5TE |
| 920 | data |= (4<<16); // v5T |
| 1135 | 921 | } |
| 1136 | 922 | } |
| 1137 | | else |
| 1138 | | { |
| 1139 | | data |= (4<<16); // v5T |
| 1140 | | } |
| 1141 | | } |
| 1142 | | break; |
| 923 | break; |
| 1143 | 924 | |
| 1144 | | case 6: // ARM11 |
| 1145 | | data = 0x41 | (10<< 12) | (7<<16); // v6 |
| 1146 | | break; |
| 925 | case 6: // ARM11 |
| 926 | data = 0x41 | (10<< 12) | (7<<16); // v6 |
| 927 | break; |
| 1147 | 928 | } |
| 1148 | 929 | break; |
| 1149 | | case 1: // cache type |
| 930 | case 1: // cache type |
| 1150 | 931 | data = 0x0f0d2112; // HACK: value expected by ARMWrestler (probably Nintendo DS ARM9's value) |
| 1151 | 932 | //data = (6 << 25) | (1 << 24) | (0x172 << 12) | (0x172 << 0); // ARM920T (S3C24xx) |
| 1152 | 933 | break; |
| r24074 | r24075 | |
| 1199 | 980 | return data; |
| 1200 | 981 | } |
| 1201 | 982 | |
| 1202 | | static WRITE32_DEVICE_HANDLER( arm7_rt_w_callback ) |
| 983 | WRITE32_MEMBER( arm7_cpu_device::arm7_rt_w_callback ) |
| 1203 | 984 | { |
| 1204 | | arm_state *arm = get_safe_token(device); |
| 1205 | 985 | UINT32 opcode = offset; |
| 1206 | 986 | UINT8 cReg = ( opcode & INSN_COPRO_CREG ) >> INSN_COPRO_CREG_SHIFT; |
| 1207 | 987 | UINT8 op2 = ( opcode & INSN_COPRO_OP2 ) >> INSN_COPRO_OP2_SHIFT; |
| r24074 | r24075 | |
| 1219 | 999 | else |
| 1220 | 1000 | { |
| 1221 | 1001 | LOG( ("ARM7: Unhandled coprocessor %d\n", cpnum) ); |
| 1222 | | arm->pendingUnd = 1; |
| 1002 | m_pendingUnd = 1; |
| 1223 | 1003 | return; |
| 1224 | 1004 | } |
| 1225 | 1005 | } |
| r24074 | r24075 | |
| 1249 | 1029 | #if ARM7_MMU_ENABLE_HACK |
| 1250 | 1030 | if (((data & COPRO_CTRL_MMU_EN) != 0) && ((COPRO_CTRL & COPRO_CTRL_MMU_EN) == 0)) |
| 1251 | 1031 | { |
| 1252 | | arm->mmu_enable_addr = R15; |
| 1032 | >m_mmu_enable_addr = R15; |
| 1253 | 1033 | } |
| 1254 | 1034 | if (((data & COPRO_CTRL_MMU_EN) == 0) && ((COPRO_CTRL & COPRO_CTRL_MMU_EN) != 0)) |
| 1255 | 1035 | { |
| 1256 | | if (!arm7_tlb_translate( arm, &R15, 0)) |
| 1036 | if (!arm7_tlb_translate( R15, 0)) |
| 1257 | 1037 | { |
| 1258 | 1038 | fatalerror("ARM7_MMU_ENABLE_HACK translate failed\n"); |
| 1259 | 1039 | } |
| r24074 | r24075 | |
| 1303 | 1083 | } |
| 1304 | 1084 | } |
| 1305 | 1085 | |
| 1306 | | void arm7_dt_r_callback(arm_state *arm, UINT32 insn, UINT32 *prn, UINT32 (*read32)(arm_state *arm, UINT32 addr)) |
| 1086 | |
| 1087 | void arm7_cpu_device::arm7_dt_r_callback(UINT32 insn, UINT32 *prn) |
| 1307 | 1088 | { |
| 1308 | 1089 | UINT8 cpn = (insn >> 8) & 0xF; |
| 1309 | | if ((arm->archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1090 | if ((m_archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1310 | 1091 | { |
| 1311 | 1092 | LOG( ( "arm7_dt_r_callback: DSP Coprocessor 0 (CP0) not yet emulated (PC %08x)\n", GET_PC ) ); |
| 1312 | 1093 | } |
| 1313 | 1094 | else |
| 1314 | 1095 | { |
| 1315 | | arm->pendingUnd = 1; |
| 1096 | m_pendingUnd = 1; |
| 1316 | 1097 | } |
| 1317 | 1098 | } |
| 1318 | 1099 | |
| 1319 | | void arm7_dt_w_callback(arm_state *arm, UINT32 insn, UINT32 *prn, void (*write32)(arm_state *arm, UINT32 addr, UINT32 data)) |
| 1100 | |
| 1101 | void arm7_cpu_device::arm7_dt_w_callback(UINT32 insn, UINT32 *prn) |
| 1320 | 1102 | { |
| 1321 | 1103 | UINT8 cpn = (insn >> 8) & 0xF; |
| 1322 | | if ((arm->archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1104 | if ((m_archFlags & eARM_ARCHFLAGS_XSCALE) && (cpn == 0)) |
| 1323 | 1105 | { |
| 1324 | 1106 | LOG( ( "arm7_dt_w_callback: DSP Coprocessor 0 (CP0) not yet emulated (PC %08x)\n", GET_PC ) ); |
| 1325 | 1107 | } |
| 1326 | 1108 | else |
| 1327 | 1109 | { |
| 1328 | | arm->pendingUnd = 1; |
| 1110 | m_pendingUnd = 1; |
| 1329 | 1111 | } |
| 1330 | 1112 | } |
| 1331 | 1113 | |
| 1332 | | DEFINE_LEGACY_CPU_DEVICE(ARM7, arm7); |
| 1333 | | DEFINE_LEGACY_CPU_DEVICE(ARM7_BE, arm7_be); |
| 1334 | | DEFINE_LEGACY_CPU_DEVICE(ARM7500, arm7500); |
| 1335 | | DEFINE_LEGACY_CPU_DEVICE(ARM9, arm9); |
| 1336 | | DEFINE_LEGACY_CPU_DEVICE(ARM920T, arm920t); |
| 1337 | | DEFINE_LEGACY_CPU_DEVICE(PXA255, pxa255); |
| 1338 | | DEFINE_LEGACY_CPU_DEVICE(SA1110, sa1110); |
| 1114 | |
| 1115 | /*************************************************************************** |
| 1116 | * Default Memory Handlers |
| 1117 | ***************************************************************************/ |
| 1118 | void arm7_cpu_device::arm7_cpu_write32(UINT32 addr, UINT32 data) |
| 1119 | { |
| 1120 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1121 | { |
| 1122 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_WRITE )) |
| 1123 | { |
| 1124 | return; |
| 1125 | } |
| 1126 | } |
| 1127 | |
| 1128 | addr &= ~3; |
| 1129 | m_program->write_dword(addr, data); |
| 1130 | } |
| 1131 | |
| 1132 | |
| 1133 | void arm7_cpu_device::arm7_cpu_write16(UINT32 addr, UINT16 data) |
| 1134 | { |
| 1135 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1136 | { |
| 1137 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_WRITE )) |
| 1138 | { |
| 1139 | return; |
| 1140 | } |
| 1141 | } |
| 1142 | |
| 1143 | addr &= ~1; |
| 1144 | m_program->write_word(addr, data); |
| 1145 | } |
| 1146 | |
| 1147 | void arm7_cpu_device::arm7_cpu_write8(UINT32 addr, UINT8 data) |
| 1148 | { |
| 1149 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1150 | { |
| 1151 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_WRITE )) |
| 1152 | { |
| 1153 | return; |
| 1154 | } |
| 1155 | } |
| 1156 | |
| 1157 | m_program->write_byte(addr, data); |
| 1158 | } |
| 1159 | |
| 1160 | UINT32 arm7_cpu_device::arm7_cpu_read32(UINT32 addr) |
| 1161 | { |
| 1162 | UINT32 result; |
| 1163 | |
| 1164 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1165 | { |
| 1166 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_READ )) |
| 1167 | { |
| 1168 | return 0; |
| 1169 | } |
| 1170 | } |
| 1171 | |
| 1172 | if (addr & 3) |
| 1173 | { |
| 1174 | result = m_program->read_dword(addr & ~3); |
| 1175 | result = (result >> (8 * (addr & 3))) | (result << (32 - (8 * (addr & 3)))); |
| 1176 | } |
| 1177 | else |
| 1178 | { |
| 1179 | result = m_program->read_dword(addr); |
| 1180 | } |
| 1181 | |
| 1182 | return result; |
| 1183 | } |
| 1184 | |
| 1185 | UINT16 arm7_cpu_device::arm7_cpu_read16(UINT32 addr) |
| 1186 | { |
| 1187 | UINT16 result; |
| 1188 | |
| 1189 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1190 | { |
| 1191 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_READ )) |
| 1192 | { |
| 1193 | return 0; |
| 1194 | } |
| 1195 | } |
| 1196 | |
| 1197 | result = m_program->read_word(addr & ~1); |
| 1198 | |
| 1199 | if (addr & 1) |
| 1200 | { |
| 1201 | result = ((result >> 8) & 0xff) | ((result & 0xff) << 8); |
| 1202 | } |
| 1203 | |
| 1204 | return result; |
| 1205 | } |
| 1206 | |
| 1207 | UINT8 arm7_cpu_device::arm7_cpu_read8(UINT32 addr) |
| 1208 | { |
| 1209 | if( COPRO_CTRL & COPRO_CTRL_MMU_EN ) |
| 1210 | { |
| 1211 | if (!arm7_tlb_translate( addr, ARM7_TLB_ABORT_D | ARM7_TLB_READ )) |
| 1212 | { |
| 1213 | return 0; |
| 1214 | } |
| 1215 | } |
| 1216 | |
| 1217 | // Handle through normal 8 bit handler (for 32 bit cpu) |
| 1218 | return m_program->read_byte(addr); |
| 1219 | } |
| 1220 | |
| 1221 | #include "arm7drc.c" |
| 1222 | |
trunk/src/emu/cpu/arm7/arm7ops.c
| r24074 | r24075 | |
| 1 | 1 | #include "emu.h" |
| 2 | #include "arm7.h" |
| 2 | 3 | #include "arm7core.h" |
| 3 | | #include "arm7ops.h" |
| 4 | 4 | #include "arm7help.h" |
| 5 | 5 | |
| 6 | | INLINE INT64 saturate_qbit_overflow(arm_state *arm, INT64 res) |
| 6 | INT64 arm7_cpu_device::saturate_qbit_overflow(INT64 res) |
| 7 | 7 | { |
| 8 | 8 | if (res > 2147483647) // INT32_MAX |
| 9 | 9 | { // overflow high? saturate and set Q |
| r24074 | r24075 | |
| 19 | 19 | return res; |
| 20 | 20 | } |
| 21 | 21 | |
| 22 | | // I could prob. convert to macro, but Switchmode shouldn't occur that often in emulated code.. |
| 23 | | void SwitchMode(arm_state *arm, int cpsr_mode_val) |
| 22 | |
| 23 | void arm7_cpu_device::SwitchMode(UINT32 cpsr_mode_val) |
| 24 | 24 | { |
| 25 | | UINT32 cspr = GET_CPSR & ~MODE_FLAG; |
| 26 | | SET_CPSR(cspr | cpsr_mode_val); |
| 25 | UINT32 cspr = m_r[eCPSR] & ~MODE_FLAG; |
| 26 | set_cpsr(cspr | cpsr_mode_val); |
| 27 | 27 | } |
| 28 | 28 | |
| 29 | 29 | |
| r24074 | r24075 | |
| 45 | 45 | ROR >32 = Same result as ROR n-32 until amount in range of 1-32 then follow rules |
| 46 | 46 | */ |
| 47 | 47 | |
| 48 | | UINT32 decodeShift(arm_state *arm, UINT32 insn, UINT32 *pCarry) |
| 48 | UINT32 arm7_cpu_device::decodeShift(UINT32 insn, UINT32 *pCarry) |
| 49 | 49 | { |
| 50 | 50 | UINT32 k = (insn & INSN_OP2_SHIFT) >> INSN_OP2_SHIFT_SHIFT; // Bits 11-7 |
| 51 | | UINT32 rm = GET_REGISTER(arm, insn & INSN_OP2_RM); |
| 51 | UINT32 rm = GET_REGISTER(insn & INSN_OP2_RM); |
| 52 | 52 | UINT32 t = (insn & INSN_OP2_SHIFT_TYPE) >> INSN_OP2_SHIFT_TYPE_SHIFT; |
| 53 | 53 | |
| 54 | 54 | if ((insn & INSN_OP2_RM) == 0xf) { |
| r24074 | r24075 | |
| 59 | 59 | /* All shift types ending in 1 are Rk, not #k */ |
| 60 | 60 | if (t & 1) |
| 61 | 61 | { |
| 62 | | // LOG(("%08x: RegShift %02x %02x\n", R15, k >> 1, GET_REGISTER(arm, k >> 1))); |
| 62 | // LOG(("%08x: RegShift %02x %02x\n", R15, k >> 1, GET_REGISTER(k >> 1))); |
| 63 | 63 | #if ARM7_DEBUG_CORE |
| 64 | 64 | if ((insn & 0x80) == 0x80) |
| 65 | 65 | LOG(("%08x: RegShift ERROR (p36)\n", R15)); |
| 66 | 66 | #endif |
| 67 | 67 | |
| 68 | 68 | // see p35 for check on this |
| 69 | | //k = GET_REGISTER(arm, k >> 1) & 0x1f; |
| 69 | //k = GET_REGISTER(k >> 1) & 0x1f; |
| 70 | 70 | |
| 71 | 71 | // Keep only the bottom 8 bits for a Register Shift |
| 72 | | k = GET_REGISTER(arm, k >> 1) & 0xff; |
| 72 | k = GET_REGISTER(k >> 1) & 0xff; |
| 73 | 73 | |
| 74 | 74 | if (k == 0) /* Register shift by 0 is a no-op */ |
| 75 | 75 | { |
| r24074 | r24075 | |
| 167 | 167 | } /* decodeShift */ |
| 168 | 168 | |
| 169 | 169 | |
| 170 | | static int loadInc(arm_state *arm, UINT32 pat, UINT32 rbv, UINT32 s, int mode) |
| 170 | int arm7_cpu_device::loadInc(UINT32 pat, UINT32 rbv, UINT32 s, int mode) |
| 171 | 171 | { |
| 172 | 172 | int i, result; |
| 173 | 173 | UINT32 data; |
| r24074 | r24075 | |
| 178 | 178 | { |
| 179 | 179 | if ((pat >> i) & 1) |
| 180 | 180 | { |
| 181 | | if (arm->pendingAbtD == 0) // "Overwriting of registers stops when the abort happens." |
| 181 | if (m_pendingAbtD == 0) // "Overwriting of registers stops when the abort happens." |
| 182 | 182 | { |
| 183 | 183 | data = READ32(rbv += 4); |
| 184 | 184 | if (i == 15) { |
| 185 | 185 | if (s) /* Pull full contents from stack */ |
| 186 | | SET_MODE_REGISTER(arm, mode, 15, data); |
| 186 | SET_MODE_REGISTER(mode, 15, data); |
| 187 | 187 | else /* Pull only address, preserve mode & status flags */ |
| 188 | 188 | if (MODE32) |
| 189 | | SET_MODE_REGISTER(arm, mode, 15, data); |
| 189 | SET_MODE_REGISTER(mode, 15, data); |
| 190 | 190 | else |
| 191 | 191 | { |
| 192 | | SET_MODE_REGISTER(arm, mode, 15, (GET_MODE_REGISTER(arm, mode, 15) & ~0x03FFFFFC) | (data & 0x03FFFFFC)); |
| 192 | SET_MODE_REGISTER(mode, 15, (GET_MODE_REGISTER(mode, 15) & ~0x03FFFFFC) | (data & 0x03FFFFFC)); |
| 193 | 193 | } |
| 194 | 194 | } else |
| 195 | | SET_MODE_REGISTER(arm, mode, i, data); |
| 195 | SET_MODE_REGISTER(mode, i, data); |
| 196 | 196 | } |
| 197 | 197 | result++; |
| 198 | 198 | } |
| r24074 | r24075 | |
| 200 | 200 | return result; |
| 201 | 201 | } |
| 202 | 202 | |
| 203 | | static int loadDec(arm_state *arm, UINT32 pat, UINT32 rbv, UINT32 s, int mode) |
| 203 | |
| 204 | int arm7_cpu_device::loadDec(UINT32 pat, UINT32 rbv, UINT32 s, int mode) |
| 204 | 205 | { |
| 205 | 206 | int i, result; |
| 206 | 207 | UINT32 data; |
| r24074 | r24075 | |
| 211 | 212 | { |
| 212 | 213 | if ((pat >> i) & 1) |
| 213 | 214 | { |
| 214 | | if (arm->pendingAbtD == 0) // "Overwriting of registers stops when the abort happens." |
| 215 | if (m_pendingAbtD == 0) // "Overwriting of registers stops when the abort happens." |
| 215 | 216 | { |
| 216 | 217 | data = READ32(rbv -= 4); |
| 217 | 218 | if (i == 15) { |
| 218 | 219 | if (s) /* Pull full contents from stack */ |
| 219 | | SET_MODE_REGISTER(arm, mode, 15, data); |
| 220 | SET_MODE_REGISTER(mode, 15, data); |
| 220 | 221 | else /* Pull only address, preserve mode & status flags */ |
| 221 | 222 | if (MODE32) |
| 222 | | SET_MODE_REGISTER(arm, mode, 15, data); |
| 223 | SET_MODE_REGISTER(mode, 15, data); |
| 223 | 224 | else |
| 224 | 225 | { |
| 225 | | SET_MODE_REGISTER(arm, mode, 15, (GET_MODE_REGISTER(arm, mode, 15) & ~0x03FFFFFC) | (data & 0x03FFFFFC)); |
| 226 | SET_MODE_REGISTER(mode, 15, (GET_MODE_REGISTER(mode, 15) & ~0x03FFFFFC) | (data & 0x03FFFFFC)); |
| 226 | 227 | } |
| 227 | 228 | } |
| 228 | 229 | else |
| 229 | | SET_MODE_REGISTER(arm, mode, i, data); |
| 230 | SET_MODE_REGISTER(mode, i, data); |
| 230 | 231 | } |
| 231 | 232 | result++; |
| 232 | 233 | } |
| r24074 | r24075 | |
| 234 | 235 | return result; |
| 235 | 236 | } |
| 236 | 237 | |
| 237 | | static int storeInc(arm_state *arm, UINT32 pat, UINT32 rbv, int mode) |
| 238 | |
| 239 | int arm7_cpu_device::storeInc(UINT32 pat, UINT32 rbv, int mode) |
| 238 | 240 | { |
| 239 | 241 | int i, result; |
| 240 | 242 | |
| r24074 | r24075 | |
| 247 | 249 | if (i == 15) /* R15 is plus 12 from address of STM */ |
| 248 | 250 | LOG(("%08x: StoreInc on R15\n", R15)); |
| 249 | 251 | #endif |
| 250 | | WRITE32(rbv += 4, GET_MODE_REGISTER(arm, mode, i)); |
| 252 | WRITE32(rbv += 4, GET_MODE_REGISTER(mode, i)); |
| 251 | 253 | result++; |
| 252 | 254 | } |
| 253 | 255 | } |
| 254 | 256 | return result; |
| 255 | 257 | } /* storeInc */ |
| 256 | 258 | |
| 257 | | static int storeDec(arm_state *arm, UINT32 pat, UINT32 rbv, int mode) |
| 259 | |
| 260 | int arm7_cpu_device::storeDec(UINT32 pat, UINT32 rbv, int mode) |
| 258 | 261 | { |
| 259 | 262 | int i, result; |
| 260 | 263 | |
| r24074 | r24075 | |
| 267 | 270 | if (i == 15) /* R15 is plus 12 from address of STM */ |
| 268 | 271 | LOG(("%08x: StoreDec on R15\n", R15)); |
| 269 | 272 | #endif |
| 270 | | WRITE32(rbv -= 4, GET_MODE_REGISTER(arm, mode, i)); |
| 273 | WRITE32(rbv -= 4, GET_MODE_REGISTER(mode, i)); |
| 271 | 274 | result++; |
| 272 | 275 | } |
| 273 | 276 | } |
| 274 | 277 | return result; |
| 275 | 278 | } /* storeDec */ |
| 276 | 279 | |
| 280 | |
| 277 | 281 | /*************************************************************************** |
| 278 | 282 | * OPCODE HANDLING |
| 279 | 283 | ***************************************************************************/ |
| 280 | 284 | |
| 281 | 285 | // Co-Processor Data Operation |
| 282 | | static void HandleCoProcDO(arm_state *arm, UINT32 insn) |
| 286 | void arm7_cpu_device::HandleCoProcDO(UINT32 insn) |
| 283 | 287 | { |
| 284 | 288 | // This instruction simply instructs the co-processor to do something, no data is returned to ARM7 core |
| 285 | | if (arm7_coproc_do_callback) |
| 286 | | arm7_coproc_do_callback(arm->device, *arm->program, insn, 0, 0); // simply pass entire opcode to callback - since data format is actually dependent on co-proc implementation |
| 287 | | else |
| 288 | | LOG(("%08x: Co-Processor Data Operation executed, but no callback defined!\n", R15)); |
| 289 | arm7_do_callback(*m_program, insn, 0, 0); // simply pass entire opcode to callback - since data format is actually dependent on co-proc implementation |
| 289 | 290 | } |
| 290 | 291 | |
| 291 | 292 | // Co-Processor Register Transfer - To/From Arm to Co-Proc |
| 292 | | static void HandleCoProcRT(arm_state *arm, UINT32 insn) |
| 293 | void arm7_cpu_device::HandleCoProcRT(UINT32 insn) |
| 293 | 294 | { |
| 294 | 295 | /* xxxx 1110 oooL nnnn dddd cccc ppp1 mmmm */ |
| 295 | 296 | |
| 296 | 297 | // Load (MRC) data from Co-Proc to ARM7 register |
| 297 | 298 | if (insn & 0x00100000) // Bit 20 = Load or Store |
| 298 | 299 | { |
| 299 | | if (arm7_coproc_rt_r_callback) |
| 300 | UINT32 res = arm7_rt_r_callback(*m_program, insn, 0); // RT Read handler must parse opcode & return appropriate result |
| 301 | if (m_pendingUnd == 0) |
| 300 | 302 | { |
| 301 | | UINT32 res = arm7_coproc_rt_r_callback(arm->device, *arm->program, insn, 0); // RT Read handler must parse opcode & return appropriate result |
| 302 | | if (arm->pendingUnd == 0) |
| 303 | | { |
| 304 | | SET_REGISTER(arm, (insn >> 12) & 0xf, res); |
| 305 | | } |
| 303 | SET_REGISTER((insn >> 12) & 0xf, res); |
| 306 | 304 | } |
| 307 | | else |
| 308 | | LOG(("%08x: Co-Processor Register Transfer executed, but no RT Read callback defined!\n", R15)); |
| 309 | 305 | } |
| 310 | 306 | // Store (MCR) data from ARM7 to Co-Proc register |
| 311 | 307 | else |
| 312 | 308 | { |
| 313 | | if (arm7_coproc_rt_w_callback) |
| 314 | | arm7_coproc_rt_w_callback(arm->device, *arm->program, insn, GET_REGISTER(arm, (insn >> 12) & 0xf), 0); |
| 315 | | else |
| 316 | | LOG(("%08x: Co-Processor Register Transfer executed, but no RT Write callback defined!\n", R15)); |
| 309 | arm7_rt_w_callback(*m_program, insn, GET_REGISTER((insn >> 12) & 0xf), 0); |
| 317 | 310 | } |
| 318 | 311 | } |
| 319 | 312 | |
| r24074 | r24075 | |
| 329 | 322 | but if co-proc reads multiple address, it must handle the offset adjustment itself. |
| 330 | 323 | */ |
| 331 | 324 | // todo: test with valid instructions |
| 332 | | static void HandleCoProcDT(arm_state *arm, UINT32 insn) |
| 325 | void arm7_cpu_device::HandleCoProcDT(UINT32 insn) |
| 333 | 326 | { |
| 334 | 327 | UINT32 rn = (insn >> 16) & 0xf; |
| 335 | | UINT32 rnv = GET_REGISTER(arm, rn); // Get Address Value stored from Rn |
| 328 | UINT32 rnv = GET_REGISTER(rn); // Get Address Value stored from Rn |
| 336 | 329 | UINT32 ornv = rnv; // Keep value of Rn |
| 337 | 330 | UINT32 off = (insn & 0xff) << 2; // Offset is << 2 according to manual |
| 338 | 331 | UINT32 *prn = &ARM7REG(rn); // Pointer to our register, so it can be changed in the callback |
| 339 | 332 | |
| 340 | | // Pointers to read32/write32 functions |
| 341 | | void (*write32)(arm_state *arm, UINT32 addr, UINT32 data); |
| 342 | | UINT32 (*read32)(arm_state *arm, UINT32 addr); |
| 343 | | write32 = PTR_WRITE32; |
| 344 | | read32 = PTR_READ32; |
| 345 | | |
| 346 | 333 | #if ARM7_DEBUG_CORE |
| 347 | 334 | if (((insn >> 16) & 0xf) == 15 && (insn & 0x200000)) |
| 348 | 335 | LOG(("%08x: Illegal use of R15 as base for write back value!\n", R15)); |
| r24074 | r24075 | |
| 361 | 348 | // Load (LDC) data from ARM7 memory to Co-Proc memory |
| 362 | 349 | if (insn & 0x00100000) |
| 363 | 350 | { |
| 364 | | if (arm7_coproc_dt_r_callback) |
| 365 | | arm7_coproc_dt_r_callback(arm, insn, prn, read32); |
| 366 | | else |
| 367 | | LOG(("%08x: Co-Processer Data Transfer executed, but no READ callback defined!\n", R15)); |
| 351 | arm7_dt_r_callback(insn, prn); |
| 368 | 352 | } |
| 369 | 353 | // Store (STC) data from Co-Proc to ARM7 memory |
| 370 | 354 | else |
| 371 | 355 | { |
| 372 | | if (arm7_coproc_dt_w_callback) |
| 373 | | arm7_coproc_dt_w_callback(arm, insn, prn, write32); |
| 374 | | else |
| 375 | | LOG(("%08x: Co-Processer Data Transfer executed, but no WRITE callback defined!\n", R15)); |
| 356 | arm7_dt_w_callback(insn, prn); |
| 376 | 357 | } |
| 377 | 358 | |
| 378 | | if (arm->pendingUnd != 0) return; |
| 359 | if (m_pendingUnd != 0) return; |
| 379 | 360 | |
| 380 | 361 | // If writeback not used - ensure the original value of RN is restored in case co-proc callback changed value |
| 381 | 362 | if ((insn & 0x200000) == 0) |
| 382 | | SET_REGISTER(arm, rn, ornv); |
| 363 | SET_REGISTER(rn, ornv); |
| 383 | 364 | } |
| 384 | 365 | |
| 385 | | INLINE void HandleBranch(arm_state *arm, UINT32 insn) |
| 366 | void arm7_cpu_device::HandleBranch(UINT32 insn) |
| 386 | 367 | { |
| 387 | 368 | UINT32 off = (insn & INSN_BRANCH) << 2; |
| 388 | 369 | |
| 389 | 370 | /* Save PC into LR if this is a branch with link */ |
| 390 | 371 | if (insn & INSN_BL) |
| 391 | 372 | { |
| 392 | | SET_REGISTER(arm, 14, R15 + 4); |
| 373 | SET_REGISTER(14, R15 + 4); |
| 393 | 374 | } |
| 394 | 375 | |
| 395 | 376 | /* Sign-extend the 24-bit offset in our calculations */ |
| r24074 | r24075 | |
| 409 | 390 | } |
| 410 | 391 | } |
| 411 | 392 | |
| 412 | | static void HandleMemSingle(arm_state *arm, UINT32 insn) |
| 393 | void arm7_cpu_device::HandleMemSingle(UINT32 insn) |
| 413 | 394 | { |
| 414 | 395 | UINT32 rn, rnv, off, rd, rnv_old = 0; |
| 415 | 396 | |
| r24074 | r24075 | |
| 417 | 398 | if (insn & INSN_I) |
| 418 | 399 | { |
| 419 | 400 | /* Register Shift */ |
| 420 | | off = decodeShift(arm, insn, NULL); |
| 401 | off = decodeShift(insn, NULL); |
| 421 | 402 | } |
| 422 | 403 | else |
| 423 | 404 | { |
| r24074 | r24075 | |
| 434 | 415 | if (insn & INSN_SDT_U) |
| 435 | 416 | { |
| 436 | 417 | if ((MODE32) || (rn != eR15)) |
| 437 | | rnv = (GET_REGISTER(arm, rn) + off); |
| 418 | rnv = (GET_REGISTER(rn) + off); |
| 438 | 419 | else |
| 439 | 420 | rnv = (GET_PC + off); |
| 440 | 421 | } |
| 441 | 422 | else |
| 442 | 423 | { |
| 443 | 424 | if ((MODE32) || (rn != eR15)) |
| 444 | | rnv = (GET_REGISTER(arm, rn) - off); |
| 425 | rnv = (GET_REGISTER(rn) - off); |
| 445 | 426 | else |
| 446 | 427 | rnv = (GET_PC - off); |
| 447 | 428 | } |
| 448 | 429 | |
| 449 | 430 | if (insn & INSN_SDT_W) |
| 450 | 431 | { |
| 451 | | rnv_old = GET_REGISTER(arm, rn); |
| 452 | | SET_REGISTER(arm, rn, rnv); |
| 432 | rnv_old = GET_REGISTER(rn); |
| 433 | SET_REGISTER(rn, rnv); |
| 453 | 434 | |
| 454 | 435 | // check writeback??? |
| 455 | 436 | } |
| r24074 | r24075 | |
| 470 | 451 | } |
| 471 | 452 | else |
| 472 | 453 | { |
| 473 | | rnv = GET_REGISTER(arm, rn); |
| 454 | rnv = GET_REGISTER(rn); |
| 474 | 455 | } |
| 475 | 456 | } |
| 476 | 457 | |
| r24074 | r24075 | |
| 482 | 463 | if (insn & INSN_SDT_B) |
| 483 | 464 | { |
| 484 | 465 | UINT32 data = READ8(rnv); |
| 485 | | if (arm->pendingAbtD == 0) |
| 466 | if (m_pendingAbtD == 0) |
| 486 | 467 | { |
| 487 | | SET_REGISTER(arm, rd, data); |
| 468 | SET_REGISTER(rd, data); |
| 488 | 469 | } |
| 489 | 470 | } |
| 490 | 471 | else |
| 491 | 472 | { |
| 492 | 473 | UINT32 data = READ32(rnv); |
| 493 | | if (arm->pendingAbtD == 0) |
| 474 | if (m_pendingAbtD == 0) |
| 494 | 475 | { |
| 495 | 476 | if (rd == eR15) |
| 496 | 477 | { |
| r24074 | r24075 | |
| 503 | 484 | } |
| 504 | 485 | else |
| 505 | 486 | { |
| 506 | | SET_REGISTER(arm, rd, data); |
| 487 | SET_REGISTER(rd, data); |
| 507 | 488 | } |
| 508 | 489 | } |
| 509 | 490 | } |
| r24074 | r24075 | |
| 518 | 499 | LOG(("Wrote R15 in byte mode\n")); |
| 519 | 500 | #endif |
| 520 | 501 | |
| 521 | | WRITE8(rnv, (UINT8) GET_REGISTER(arm, rd) & 0xffu); |
| 502 | WRITE8(rnv, (UINT8) GET_REGISTER(rd) & 0xffu); |
| 522 | 503 | } |
| 523 | 504 | else |
| 524 | 505 | { |
| r24074 | r24075 | |
| 527 | 508 | LOG(("Wrote R15 in 32bit mode\n")); |
| 528 | 509 | #endif |
| 529 | 510 | |
| 530 | | //WRITE32(rnv, rd == eR15 ? R15 + 8 : GET_REGISTER(arm, rd)); |
| 531 | | WRITE32(rnv, rd == eR15 ? R15 + 8 + 4 : GET_REGISTER(arm, rd)); // manual says STR rd = PC, +12 |
| 511 | //WRITE32(rnv, rd == eR15 ? R15 + 8 : GET_REGISTER(rd)); |
| 512 | WRITE32(rnv, rd == eR15 ? R15 + 8 + 4 : GET_REGISTER(rd)); // manual says STR rd = PC, +12 |
| 532 | 513 | } |
| 533 | 514 | // Store takes only 2 N Cycles, so add + 1 |
| 534 | 515 | ARM7_ICOUNT += 1; |
| 535 | 516 | } |
| 536 | 517 | |
| 537 | | if (arm->pendingAbtD != 0) |
| 518 | if (m_pendingAbtD != 0) |
| 538 | 519 | { |
| 539 | 520 | if ((insn & INSN_SDT_P) && (insn & INSN_SDT_W)) |
| 540 | 521 | { |
| 541 | | SET_REGISTER(arm, rn, rnv_old); |
| 522 | SET_REGISTER(rn, rnv_old); |
| 542 | 523 | } |
| 543 | 524 | } |
| 544 | 525 | else |
| r24074 | r24075 | |
| 551 | 532 | /* Writeback is applied in pipeline, before value is read from mem, |
| 552 | 533 | so writeback is effectively ignored */ |
| 553 | 534 | if (rd == rn) { |
| 554 | | SET_REGISTER(arm, rn, GET_REGISTER(arm, rd)); |
| 535 | SET_REGISTER(rn, GET_REGISTER(rd)); |
| 555 | 536 | // todo: check for offs... ? |
| 556 | 537 | } |
| 557 | 538 | else { |
| 558 | 539 | if ((insn & INSN_SDT_W) != 0) |
| 559 | 540 | LOG(("%08x: RegisterWritebackIncrement %d %d %d\n", R15, (insn & INSN_SDT_P) != 0, (insn & INSN_SDT_W) != 0, (insn & INSN_SDT_U) != 0)); |
| 560 | 541 | |
| 561 | | SET_REGISTER(arm, rn, (rnv + off)); |
| 542 | SET_REGISTER(rn, (rnv + off)); |
| 562 | 543 | } |
| 563 | 544 | } |
| 564 | 545 | else |
| r24074 | r24075 | |
| 566 | 547 | /* Writeback is applied in pipeline, before value is read from mem, |
| 567 | 548 | so writeback is effectively ignored */ |
| 568 | 549 | if (rd == rn) { |
| 569 | | SET_REGISTER(arm, rn, GET_REGISTER(arm, rd)); |
| 550 | SET_REGISTER(rn, GET_REGISTER(rd)); |
| 570 | 551 | } |
| 571 | 552 | else { |
| 572 | | SET_REGISTER(arm, rn, (rnv - off)); |
| 553 | SET_REGISTER(rn, (rnv - off)); |
| 573 | 554 | |
| 574 | 555 | if ((insn & INSN_SDT_W) != 0) |
| 575 | 556 | LOG(("%08x: RegisterWritebackDecrement %d %d %d\n", R15, (insn & INSN_SDT_P) != 0, (insn & INSN_SDT_W) != 0, (insn & INSN_SDT_U) != 0)); |
| r24074 | r24075 | |
| 583 | 564 | |
| 584 | 565 | } /* HandleMemSingle */ |
| 585 | 566 | |
| 586 | | static void HandleHalfWordDT(arm_state *arm, UINT32 insn) |
| 567 | void arm7_cpu_device::HandleHalfWordDT(UINT32 insn) |
| 587 | 568 | { |
| 588 | 569 | UINT32 rn, rnv, off, rd, rnv_old = 0; |
| 589 | 570 | |
| r24074 | r24075 | |
| 594 | 575 | } |
| 595 | 576 | else { |
| 596 | 577 | // register |
| 597 | | off = GET_REGISTER(arm, insn & 0x0f); |
| 578 | off = GET_REGISTER(insn & 0x0f); |
| 598 | 579 | } |
| 599 | 580 | |
| 600 | 581 | /* Calculate Rn, accounting for PC */ |
| r24074 | r24075 | |
| 605 | 586 | /* Pre-indexed addressing */ |
| 606 | 587 | if (insn & INSN_SDT_U) |
| 607 | 588 | { |
| 608 | | rnv = (GET_REGISTER(arm, rn) + off); |
| 589 | rnv = (GET_REGISTER(rn) + off); |
| 609 | 590 | } |
| 610 | 591 | else |
| 611 | 592 | { |
| 612 | | rnv = (GET_REGISTER(arm, rn) - off); |
| 593 | rnv = (GET_REGISTER(rn) - off); |
| 613 | 594 | } |
| 614 | 595 | |
| 615 | 596 | if (insn & INSN_SDT_W) |
| 616 | 597 | { |
| 617 | | rnv_old = GET_REGISTER(arm, rn); |
| 618 | | SET_REGISTER(arm, rn, rnv); |
| 598 | rnv_old = GET_REGISTER(rn); |
| 599 | SET_REGISTER(rn, rnv); |
| 619 | 600 | |
| 620 | 601 | // check writeback??? |
| 621 | 602 | } |
| r24074 | r24075 | |
| 633 | 614 | } |
| 634 | 615 | else |
| 635 | 616 | { |
| 636 | | rnv = GET_REGISTER(arm, rn); |
| 617 | rnv = GET_REGISTER(rn); |
| 637 | 618 | } |
| 638 | 619 | } |
| 639 | 620 | |
| r24074 | r24075 | |
| 664 | 645 | newval = (UINT32)(signbyte << 8)|databyte; |
| 665 | 646 | } |
| 666 | 647 | |
| 667 | | if (arm->pendingAbtD == 0) |
| 648 | if (m_pendingAbtD == 0) |
| 668 | 649 | { |
| 669 | 650 | // PC? |
| 670 | 651 | if (rd == eR15) |
| r24074 | r24075 | |
| 676 | 657 | } |
| 677 | 658 | else |
| 678 | 659 | { |
| 679 | | SET_REGISTER(arm, rd, newval); |
| 660 | SET_REGISTER(rd, newval); |
| 680 | 661 | R15 += 4; |
| 681 | 662 | } |
| 682 | 663 | |
| r24074 | r24075 | |
| 692 | 673 | { |
| 693 | 674 | UINT32 newval = READ16(rnv); |
| 694 | 675 | |
| 695 | | if (arm->pendingAbtD == 0) |
| 676 | if (m_pendingAbtD == 0) |
| 696 | 677 | { |
| 697 | 678 | if (rd == eR15) |
| 698 | 679 | { |
| r24074 | r24075 | |
| 702 | 683 | } |
| 703 | 684 | else |
| 704 | 685 | { |
| 705 | | SET_REGISTER(arm, rd, newval); |
| 686 | SET_REGISTER(rd, newval); |
| 706 | 687 | R15 += 4; |
| 707 | 688 | } |
| 708 | 689 | |
| r24074 | r24075 | |
| 721 | 702 | { |
| 722 | 703 | if ((insn & 0x60) == 0x40) // LDRD |
| 723 | 704 | { |
| 724 | | SET_REGISTER(arm, rd, READ32(rnv)); |
| 725 | | SET_REGISTER(arm, rd+1, READ32(rnv+4)); |
| 705 | SET_REGISTER(rd, READ32(rnv)); |
| 706 | SET_REGISTER(rd+1, READ32(rnv+4)); |
| 726 | 707 | R15 += 4; |
| 727 | 708 | } |
| 728 | 709 | else if ((insn & 0x60) == 0x60) // STRD |
| 729 | 710 | { |
| 730 | | WRITE32(rnv, GET_REGISTER(arm, rd)); |
| 731 | | WRITE32(rnv+4, GET_REGISTER(arm, rd+1)); |
| 711 | WRITE32(rnv, GET_REGISTER(rd)); |
| 712 | WRITE32(rnv+4, GET_REGISTER(rd+1)); |
| 732 | 713 | R15 += 4; |
| 733 | 714 | } |
| 734 | 715 | else |
| 735 | 716 | { |
| 736 | | // WRITE16(rnv, rd == eR15 ? R15 + 8 : GET_REGISTER(arm, rd)); |
| 737 | | WRITE16(rnv, rd == eR15 ? R15 + 8 + 4 : GET_REGISTER(arm, rd)); // manual says STR RD=PC, +12 of address |
| 717 | // WRITE16(rnv, rd == eR15 ? R15 + 8 : GET_REGISTER(rd)); |
| 718 | WRITE16(rnv, rd == eR15 ? R15 + 8 + 4 : GET_REGISTER(rd)); // manual says STR RD=PC, +12 of address |
| 738 | 719 | |
| 739 | 720 | // if R15 is not increased then e.g. "STRH R10, [R15,#$10]" will be executed over and over again |
| 740 | 721 | #if 0 |
| r24074 | r24075 | |
| 747 | 728 | } |
| 748 | 729 | } |
| 749 | 730 | |
| 750 | | if (arm->pendingAbtD != 0) |
| 731 | if (m_pendingAbtD != 0) |
| 751 | 732 | { |
| 752 | 733 | if ((insn & INSN_SDT_P) && (insn & INSN_SDT_W)) |
| 753 | 734 | { |
| 754 | | SET_REGISTER(arm, rn, rnv_old); |
| 735 | SET_REGISTER(rn, rnv_old); |
| 755 | 736 | } |
| 756 | 737 | } |
| 757 | 738 | else |
| r24074 | r24075 | |
| 766 | 747 | /* Writeback is applied in pipeline, before value is read from mem, |
| 767 | 748 | so writeback is effectively ignored */ |
| 768 | 749 | if (rd == rn) { |
| 769 | | SET_REGISTER(arm, rn, GET_REGISTER(arm, rd)); |
| 750 | SET_REGISTER(rn, GET_REGISTER(rd)); |
| 770 | 751 | // todo: check for offs... ? |
| 771 | 752 | } |
| 772 | 753 | else { |
| 773 | 754 | if ((insn & INSN_SDT_W) != 0) |
| 774 | 755 | LOG(("%08x: RegisterWritebackIncrement %d %d %d\n", R15, (insn & INSN_SDT_P) != 0, (insn & INSN_SDT_W) != 0, (insn & INSN_SDT_U) != 0)); |
| 775 | 756 | |
| 776 | | SET_REGISTER(arm, rn, (rnv + off)); |
| 757 | SET_REGISTER(rn, (rnv + off)); |
| 777 | 758 | } |
| 778 | 759 | } |
| 779 | 760 | else |
| r24074 | r24075 | |
| 781 | 762 | /* Writeback is applied in pipeline, before value is read from mem, |
| 782 | 763 | so writeback is effectively ignored */ |
| 783 | 764 | if (rd == rn) { |
| 784 | | SET_REGISTER(arm, rn, GET_REGISTER(arm, rd)); |
| 765 | SET_REGISTER(rn, GET_REGISTER(rd)); |
| 785 | 766 | } |
| 786 | 767 | else { |
| 787 | | SET_REGISTER(arm, rn, (rnv - off)); |
| 768 | SET_REGISTER(rn, (rnv - off)); |
| 788 | 769 | |
| 789 | 770 | if ((insn & INSN_SDT_W) != 0) |
| 790 | 771 | LOG(("%08x: RegisterWritebackDecrement %d %d %d\n", R15, (insn & INSN_SDT_P) != 0, (insn & INSN_SDT_W) != 0, (insn & INSN_SDT_U) != 0)); |
| r24074 | r24075 | |
| 796 | 777 | |
| 797 | 778 | } |
| 798 | 779 | |
| 799 | | static void HandleSwap(arm_state *arm, UINT32 insn) |
| 780 | void arm7_cpu_device::HandleSwap(UINT32 insn) |
| 800 | 781 | { |
| 801 | 782 | UINT32 rn, rm, rd, tmp; |
| 802 | 783 | |
| 803 | | rn = GET_REGISTER(arm, (insn >> 16) & 0xf); // reg. w/read address |
| 804 | | rm = GET_REGISTER(arm, insn & 0xf); // reg. w/write address |
| 784 | rn = GET_REGISTER((insn >> 16) & 0xf); // reg. w/read address |
| 785 | rm = GET_REGISTER(insn & 0xf); // reg. w/write address |
| 805 | 786 | rd = (insn >> 12) & 0xf; // dest reg |
| 806 | 787 | |
| 807 | 788 | #if ARM7_DEBUG_CORE |
| r24074 | r24075 | |
| 814 | 795 | { |
| 815 | 796 | tmp = READ8(rn); |
| 816 | 797 | WRITE8(rn, rm); |
| 817 | | SET_REGISTER(arm, rd, tmp); |
| 798 | SET_REGISTER(rd, tmp); |
| 818 | 799 | } |
| 819 | 800 | else |
| 820 | 801 | { |
| 821 | 802 | tmp = READ32(rn); |
| 822 | 803 | WRITE32(rn, rm); |
| 823 | | SET_REGISTER(arm, rd, tmp); |
| 804 | SET_REGISTER(rd, tmp); |
| 824 | 805 | } |
| 825 | 806 | |
| 826 | 807 | R15 += 4; |
| r24074 | r24075 | |
| 828 | 809 | ARM7_ICOUNT -= 1; |
| 829 | 810 | } |
| 830 | 811 | |
| 831 | | static void HandlePSRTransfer(arm_state *arm, UINT32 insn) |
| 812 | void arm7_cpu_device::HandlePSRTransfer(UINT32 insn) |
| 832 | 813 | { |
| 833 | 814 | int reg = (insn & 0x400000) ? SPSR : eCPSR; // Either CPSR or SPSR |
| 834 | 815 | UINT32 newval, val = 0; |
| 835 | 816 | int oldmode = GET_CPSR & MODE_FLAG; |
| 836 | 817 | |
| 837 | 818 | // get old value of CPSR/SPSR |
| 838 | | newval = GET_REGISTER(arm, reg); |
| 819 | newval = GET_REGISTER(reg); |
| 839 | 820 | |
| 840 | 821 | // MSR (bit 21 set) - Copy value to CPSR/SPSR |
| 841 | 822 | if ((insn & 0x00200000)) |
| r24074 | r24075 | |
| 852 | 833 | // Value from Register |
| 853 | 834 | else |
| 854 | 835 | { |
| 855 | | val = GET_REGISTER(arm, insn & 0x0f); |
| 836 | val = GET_REGISTER(insn & 0x0f); |
| 856 | 837 | } |
| 857 | 838 | |
| 858 | 839 | // apply field code bits |
| r24074 | r24075 | |
| 914 | 895 | if (reg == eCPSR) |
| 915 | 896 | SET_CPSR(newval); |
| 916 | 897 | else |
| 917 | | SET_REGISTER(arm, reg, newval); |
| 898 | SET_REGISTER(reg, newval); |
| 918 | 899 | |
| 919 | 900 | // Switch to new mode if changed |
| 920 | 901 | if ((newval & MODE_FLAG) != oldmode) |
| 921 | | SwitchMode(arm, GET_MODE); |
| 902 | SwitchMode(GET_MODE); |
| 922 | 903 | |
| 923 | 904 | } |
| 924 | 905 | // MRS (bit 21 clear) - Copy CPSR or SPSR to specified Register |
| 925 | 906 | else |
| 926 | 907 | { |
| 927 | | SET_REGISTER(arm, (insn >> 12)& 0x0f, GET_REGISTER(arm, reg)); |
| 908 | SET_REGISTER((insn >> 12)& 0x0f, GET_REGISTER(reg)); |
| 928 | 909 | } |
| 929 | 910 | } |
| 930 | 911 | |
| 931 | | static void HandleALU(arm_state *arm, UINT32 insn) |
| 912 | void arm7_cpu_device::HandleALU(UINT32 insn) |
| 932 | 913 | { |
| 933 | 914 | UINT32 op2, sc = 0, rd, rn, opcode; |
| 934 | 915 | UINT32 by, rdn; |
| r24074 | r24075 | |
| 965 | 946 | /* Op2 = Register Value */ |
| 966 | 947 | else |
| 967 | 948 | { |
| 968 | | op2 = decodeShift(arm, insn, (insn & INSN_S) ? &sc : NULL); |
| 949 | op2 = decodeShift(insn, (insn & INSN_S) ? &sc : NULL); |
| 969 | 950 | |
| 970 | 951 | // LD TODO sc will always be 0 if this applies |
| 971 | 952 | if (!(insn & INSN_S)) |
| r24074 | r24075 | |
| 991 | 972 | } |
| 992 | 973 | else |
| 993 | 974 | { |
| 994 | | rn = GET_REGISTER(arm, rn); |
| 975 | rn = GET_REGISTER(rn); |
| 995 | 976 | } |
| 996 | 977 | } |
| 997 | 978 | |
| r24074 | r24075 | |
| 1087 | 1068 | if (GET_MODE != eARM7_MODE_USER) |
| 1088 | 1069 | { |
| 1089 | 1070 | // Update CPSR from SPSR |
| 1090 | | SET_CPSR(GET_REGISTER(arm, SPSR)); |
| 1091 | | SwitchMode(arm, GET_MODE); |
| 1071 | SET_CPSR(GET_REGISTER(SPSR)); |
| 1072 | SwitchMode(GET_MODE); |
| 1092 | 1073 | } |
| 1093 | 1074 | |
| 1094 | 1075 | R15 = rd; |
| r24074 | r24075 | |
| 1100 | 1081 | R15 = rd; //(R15 & 0x03FFFFFC) | (rd & 0xFC000003); |
| 1101 | 1082 | temp = (GET_CPSR & 0x0FFFFF20) | (rd & 0xF0000000) /* N Z C V */ | ((rd & 0x0C000000) >> (26 - 6)) /* I F */ | (rd & 0x00000003) /* M1 M0 */; |
| 1102 | 1083 | SET_CPSR( temp); |
| 1103 | | SwitchMode( arm, temp & 3); |
| 1084 | SwitchMode( temp & 3); |
| 1104 | 1085 | } |
| 1105 | 1086 | |
| 1106 | 1087 | // extra cycles (PC written) |
| r24074 | r24075 | |
| 1111 | 1092 | } |
| 1112 | 1093 | else |
| 1113 | 1094 | /* S Flag is set - Write results to register & update CPSR (which was already handled using HandleALU flag macros) */ |
| 1114 | | SET_REGISTER(arm, rdn, rd); |
| 1095 | SET_REGISTER(rdn, rd); |
| 1115 | 1096 | } |
| 1116 | 1097 | } |
| 1117 | 1098 | // SJE: Don't think this applies any more.. (see page 44 at bottom) |
| r24074 | r24075 | |
| 1130 | 1111 | R15 = (R15 & 0x03FFFFFC) | (rd & ~0x03FFFFFC); |
| 1131 | 1112 | temp = (GET_CPSR & 0x0FFFFF20) | (rd & 0xF0000000) /* N Z C V */ | ((rd & 0x0C000000) >> (26 - 6)) /* I F */ | (rd & 0x00000003) /* M1 M0 */; |
| 1132 | 1113 | SET_CPSR( temp); |
| 1133 | | SwitchMode( arm, temp & 3); |
| 1114 | SwitchMode( temp & 3); |
| 1134 | 1115 | } |
| 1135 | 1116 | |
| 1136 | 1117 | /* IRQ masks may have changed in this instruction */ |
| r24074 | r24075 | |
| 1150 | 1131 | ARM7_ICOUNT += 2; |
| 1151 | 1132 | } |
| 1152 | 1133 | |
| 1153 | | static void HandleMul(arm_state *arm, UINT32 insn) |
| 1134 | void arm7_cpu_device::HandleMul(UINT32 insn) |
| 1154 | 1135 | { |
| 1155 | 1136 | UINT32 r, rm, rs; |
| 1156 | 1137 | |
| r24074 | r24075 | |
| 1160 | 1141 | // multiply, which is controlled by the value of the multiplier operand |
| 1161 | 1142 | // specified by Rs. |
| 1162 | 1143 | |
| 1163 | | rm = GET_REGISTER(arm, insn & INSN_MUL_RM); |
| 1164 | | rs = GET_REGISTER(arm, (insn & INSN_MUL_RS) >> INSN_MUL_RS_SHIFT); |
| 1144 | rm = GET_REGISTER(insn & INSN_MUL_RM); |
| 1145 | rs = GET_REGISTER((insn & INSN_MUL_RS) >> INSN_MUL_RS_SHIFT); |
| 1165 | 1146 | |
| 1166 | 1147 | /* Do the basic multiply of Rm and Rs */ |
| 1167 | 1148 | r = rm * rs; |
| r24074 | r24075 | |
| 1176 | 1157 | /* Add on Rn if this is a MLA */ |
| 1177 | 1158 | if (insn & INSN_MUL_A) |
| 1178 | 1159 | { |
| 1179 | | r += GET_REGISTER(arm, (insn & INSN_MUL_RN) >> INSN_MUL_RN_SHIFT); |
| 1160 | r += GET_REGISTER((insn & INSN_MUL_RN) >> INSN_MUL_RN_SHIFT); |
| 1180 | 1161 | // extra cycle for MLA |
| 1181 | 1162 | ARM7_ICOUNT -= 1; |
| 1182 | 1163 | } |
| 1183 | 1164 | |
| 1184 | 1165 | /* Write the result */ |
| 1185 | | SET_REGISTER(arm, (insn & INSN_MUL_RD) >> INSN_MUL_RD_SHIFT, r); |
| 1166 | SET_REGISTER((insn & INSN_MUL_RD) >> INSN_MUL_RD_SHIFT, r); |
| 1186 | 1167 | |
| 1187 | 1168 | /* Set N and Z if asked */ |
| 1188 | 1169 | if (insn & INSN_S) |
| r24074 | r24075 | |
| 1200 | 1181 | } |
| 1201 | 1182 | |
| 1202 | 1183 | // todo: add proper cycle counts |
| 1203 | | static void HandleSMulLong(arm_state *arm, UINT32 insn) |
| 1184 | void arm7_cpu_device::HandleSMulLong(UINT32 insn) |
| 1204 | 1185 | { |
| 1205 | 1186 | INT32 rm, rs; |
| 1206 | 1187 | UINT32 rhi, rlo; |
| r24074 | r24075 | |
| 1210 | 1191 | // number of 8 bit multiplier array cycles required to complete the multiply, which is |
| 1211 | 1192 | // controlled by the value of the multiplier operand specified by Rs. |
| 1212 | 1193 | |
| 1213 | | rm = (INT32)GET_REGISTER(arm, insn & 0xf); |
| 1214 | | rs = (INT32)GET_REGISTER(arm, ((insn >> 8) & 0xf)); |
| 1194 | rm = (INT32)GET_REGISTER(insn & 0xf); |
| 1195 | rs = (INT32)GET_REGISTER(((insn >> 8) & 0xf)); |
| 1215 | 1196 | rhi = (insn >> 16) & 0xf; |
| 1216 | 1197 | rlo = (insn >> 12) & 0xf; |
| 1217 | 1198 | |
| r24074 | r24075 | |
| 1226 | 1207 | /* Add on Rn if this is a MLA */ |
| 1227 | 1208 | if (insn & INSN_MUL_A) |
| 1228 | 1209 | { |
| 1229 | | INT64 acum = (INT64)((((INT64)(GET_REGISTER(arm, rhi))) << 32) | GET_REGISTER(arm, rlo)); |
| 1210 | INT64 acum = (INT64)((((INT64)(GET_REGISTER(rhi))) << 32) | GET_REGISTER(rlo)); |
| 1230 | 1211 | res += acum; |
| 1231 | 1212 | // extra cycle for MLA |
| 1232 | 1213 | ARM7_ICOUNT -= 1; |
| 1233 | 1214 | } |
| 1234 | 1215 | |
| 1235 | 1216 | /* Write the result (upper dword goes to RHi, lower to RLo) */ |
| 1236 | | SET_REGISTER(arm, rhi, res >> 32); |
| 1237 | | SET_REGISTER(arm, rlo, res & 0xFFFFFFFF); |
| 1217 | SET_REGISTER(rhi, res >> 32); |
| 1218 | SET_REGISTER(rlo, res & 0xFFFFFFFF); |
| 1238 | 1219 | |
| 1239 | 1220 | /* Set N and Z if asked */ |
| 1240 | 1221 | if (insn & INSN_S) |
| r24074 | r24075 | |
| 1252 | 1233 | } |
| 1253 | 1234 | |
| 1254 | 1235 | // todo: add proper cycle counts |
| 1255 | | static void HandleUMulLong(arm_state *arm, UINT32 insn) |
| 1236 | void arm7_cpu_device::HandleUMulLong(UINT32 insn) |
| 1256 | 1237 | { |
| 1257 | 1238 | UINT32 rm, rs; |
| 1258 | 1239 | UINT32 rhi, rlo; |
| r24074 | r24075 | |
| 1262 | 1243 | // number of 8 bit multiplier array cycles required to complete the multiply, which is |
| 1263 | 1244 | // controlled by the value of the multiplier operand specified by Rs. |
| 1264 | 1245 | |
| 1265 | | rm = (INT32)GET_REGISTER(arm, insn & 0xf); |
| 1266 | | rs = (INT32)GET_REGISTER(arm, ((insn >> 8) & 0xf)); |
| 1246 | rm = (INT32)GET_REGISTER(insn & 0xf); |
| 1247 | rs = (INT32)GET_REGISTER(((insn >> 8) & 0xf)); |
| 1267 | 1248 | rhi = (insn >> 16) & 0xf; |
| 1268 | 1249 | rlo = (insn >> 12) & 0xf; |
| 1269 | 1250 | |
| r24074 | r24075 | |
| 1278 | 1259 | /* Add on Rn if this is a MLA */ |
| 1279 | 1260 | if (insn & INSN_MUL_A) |
| 1280 | 1261 | { |
| 1281 | | UINT64 acum = (UINT64)((((UINT64)(GET_REGISTER(arm, rhi))) << 32) | GET_REGISTER(arm, rlo)); |
| 1262 | UINT64 acum = (UINT64)((((UINT64)(GET_REGISTER(rhi))) << 32) | GET_REGISTER(rlo)); |
| 1282 | 1263 | res += acum; |
| 1283 | 1264 | // extra cycle for MLA |
| 1284 | 1265 | ARM7_ICOUNT -= 1; |
| 1285 | 1266 | } |
| 1286 | 1267 | |
| 1287 | 1268 | /* Write the result (upper dword goes to RHi, lower to RLo) */ |
| 1288 | | SET_REGISTER(arm, rhi, res >> 32); |
| 1289 | | SET_REGISTER(arm, rlo, res & 0xFFFFFFFF); |
| 1269 | SET_REGISTER(rhi, res >> 32); |
| 1270 | SET_REGISTER(rlo, res & 0xFFFFFFFF); |
| 1290 | 1271 | |
| 1291 | 1272 | /* Set N and Z if asked */ |
| 1292 | 1273 | if (insn & INSN_S) |
| r24074 | r24075 | |
| 1302 | 1283 | ARM7_ICOUNT += 3; |
| 1303 | 1284 | } |
| 1304 | 1285 | |
| 1305 | | static void HandleMemBlock(arm_state *arm, UINT32 insn) |
| 1286 | void arm7_cpu_device::HandleMemBlock(UINT32 insn) |
| 1306 | 1287 | { |
| 1307 | 1288 | UINT32 rb = (insn & INSN_RN) >> INSN_RN_SHIFT; |
| 1308 | | UINT32 rbp = GET_REGISTER(arm, rb); |
| 1289 | UINT32 rbp = GET_REGISTER(rb); |
| 1309 | 1290 | int result; |
| 1310 | 1291 | |
| 1311 | 1292 | #if ARM7_DEBUG_CORE |
| r24074 | r24075 | |
| 1335 | 1316 | // !! actually switching to user mode triggers a section permission fault in Happy Fish 302-in-1 (BP C0030DF4, press F5 ~16 times) !! |
| 1336 | 1317 | // set to user mode - then do the transfer, and set back |
| 1337 | 1318 | //int curmode = GET_MODE; |
| 1338 | | //SwitchMode(arm, eARM7_MODE_USER); |
| 1319 | //SwitchMode(eARM7_MODE_USER); |
| 1339 | 1320 | LOG(("%08x: User Bank Transfer not fully tested - please check if working properly!\n", R15)); |
| 1340 | | result = loadInc(arm, insn & 0xffff, rbp, insn & INSN_BDT_S, eARM7_MODE_USER); |
| 1321 | result = loadInc(insn & 0xffff, rbp, insn & INSN_BDT_S, eARM7_MODE_USER); |
| 1341 | 1322 | // todo - not sure if Writeback occurs on User registers also.. |
| 1342 | | //SwitchMode(arm, curmode); |
| 1323 | //SwitchMode(curmode); |
| 1343 | 1324 | } |
| 1344 | 1325 | else |
| 1345 | | result = loadInc(arm, insn & 0xffff, rbp, insn & INSN_BDT_S, GET_MODE); |
| 1326 | result = loadInc(insn & 0xffff, rbp, insn & INSN_BDT_S, GET_MODE); |
| 1346 | 1327 | |
| 1347 | | if ((insn & INSN_BDT_W) && (arm->pendingAbtD == 0)) |
| 1328 | if ((insn & INSN_BDT_W) && (m_pendingAbtD == 0)) |
| 1348 | 1329 | { |
| 1349 | 1330 | #if ARM7_DEBUG_CORE |
| 1350 | 1331 | if (rb == 15) |
| r24074 | r24075 | |
| 1354 | 1335 | // GBA "V-Rally 3" expects R0 not to be overwritten with the updated base value [BP 8077B0C] |
| 1355 | 1336 | if (((insn >> rb) & 1) == 0) |
| 1356 | 1337 | { |
| 1357 | | SET_REGISTER(arm, rb, GET_REGISTER(arm, rb) + result * 4); |
| 1338 | SET_REGISTER(rb, GET_REGISTER(rb) + result * 4); |
| 1358 | 1339 | } |
| 1359 | 1340 | } |
| 1360 | 1341 | |
| 1361 | 1342 | // R15 included? (NOTE: CPSR restore must occur LAST otherwise wrong registers restored!) |
| 1362 | | if ((insn & 0x8000) && (arm->pendingAbtD == 0)) { |
| 1343 | if ((insn & 0x8000) && (m_pendingAbtD == 0)) { |
| 1363 | 1344 | R15 -= 4; // SJE: I forget why i did this? |
| 1364 | 1345 | // S - Flag Set? Signals transfer of current mode SPSR->CPSR |
| 1365 | 1346 | if (insn & INSN_BDT_S) |
| 1366 | 1347 | { |
| 1367 | 1348 | if (MODE32) |
| 1368 | 1349 | { |
| 1369 | | SET_CPSR(GET_REGISTER(arm, SPSR)); |
| 1370 | | SwitchMode(arm, GET_MODE); |
| 1350 | SET_CPSR(GET_REGISTER(SPSR)); |
| 1351 | SwitchMode(GET_MODE); |
| 1371 | 1352 | } |
| 1372 | 1353 | else |
| 1373 | 1354 | { |
| r24074 | r24075 | |
| 1375 | 1356 | // LOG(("LDM + S | R15 %08X CPSR %08X\n", R15, GET_CPSR)); |
| 1376 | 1357 | temp = (GET_CPSR & 0x0FFFFF20) | (R15 & 0xF0000000) /* N Z C V */ | ((R15 & 0x0C000000) >> (26 - 6)) /* I F */ | (R15 & 0x00000003) /* M1 M0 */; |
| 1377 | 1358 | SET_CPSR( temp); |
| 1378 | | SwitchMode(arm, temp & 3); |
| 1359 | SwitchMode(temp & 3); |
| 1379 | 1360 | } |
| 1380 | 1361 | } |
| 1381 | 1362 | // LDM PC - takes 2 extra cycles |
| r24074 | r24075 | |
| 1395 | 1376 | { |
| 1396 | 1377 | // set to user mode - then do the transfer, and set back |
| 1397 | 1378 | //int curmode = GET_MODE; |
| 1398 | | //SwitchMode(arm, eARM7_MODE_USER); |
| 1379 | //SwitchMode(eARM7_MODE_USER); |
| 1399 | 1380 | LOG(("%08x: User Bank Transfer not fully tested - please check if working properly!\n", R15)); |
| 1400 | | result = loadDec(arm, insn & 0xffff, rbp, insn & INSN_BDT_S, eARM7_MODE_USER); |
| 1381 | result = loadDec(insn & 0xffff, rbp, insn & INSN_BDT_S, eARM7_MODE_USER); |
| 1401 | 1382 | // todo - not sure if Writeback occurs on User registers also.. |
| 1402 | | //SwitchMode(arm, curmode); |
| 1383 | //SwitchMode(curmode); |
| 1403 | 1384 | } |
| 1404 | 1385 | else |
| 1405 | | result = loadDec(arm, insn & 0xffff, rbp, insn & INSN_BDT_S, GET_MODE); |
| 1386 | result = loadDec(insn & 0xffff, rbp, insn & INSN_BDT_S, GET_MODE); |
| 1406 | 1387 | |
| 1407 | | if ((insn & INSN_BDT_W) && (arm->pendingAbtD == 0)) |
| 1388 | if ((insn & INSN_BDT_W) && (m_pendingAbtD == 0)) |
| 1408 | 1389 | { |
| 1409 | 1390 | if (rb == 0xf) |
| 1410 | 1391 | LOG(("%08x: Illegal LDRM writeback to r15\n", R15)); |
| 1411 | 1392 | // "A LDM will always overwrite the updated base if the base is in the list." (also for a user bank transfer?) |
| 1412 | 1393 | if (((insn >> rb) & 1) == 0) |
| 1413 | 1394 | { |
| 1414 | | SET_REGISTER(arm, rb, GET_REGISTER(arm, rb) - result * 4); |
| 1395 | SET_REGISTER(rb, GET_REGISTER(rb) - result * 4); |
| 1415 | 1396 | } |
| 1416 | 1397 | } |
| 1417 | 1398 | |
| 1418 | 1399 | // R15 included? (NOTE: CPSR restore must occur LAST otherwise wrong registers restored!) |
| 1419 | | if ((insn & 0x8000) && (arm->pendingAbtD == 0)) { |
| 1400 | if ((insn & 0x8000) && (m_pendingAbtD == 0)) { |
| 1420 | 1401 | R15 -= 4; // SJE: I forget why i did this? |
| 1421 | 1402 | // S - Flag Set? Signals transfer of current mode SPSR->CPSR |
| 1422 | 1403 | if (insn & INSN_BDT_S) |
| 1423 | 1404 | { |
| 1424 | 1405 | if (MODE32) |
| 1425 | 1406 | { |
| 1426 | | SET_CPSR(GET_REGISTER(arm, SPSR)); |
| 1427 | | SwitchMode(arm, GET_MODE); |
| 1407 | SET_CPSR(GET_REGISTER(SPSR)); |
| 1408 | SwitchMode(GET_MODE); |
| 1428 | 1409 | } |
| 1429 | 1410 | else |
| 1430 | 1411 | { |
| r24074 | r24075 | |
| 1432 | 1413 | // LOG(("LDM + S | R15 %08X CPSR %08X\n", R15, GET_CPSR)); |
| 1433 | 1414 | temp = (GET_CPSR & 0x0FFFFF20) /* N Z C V I F M4 M3 M2 M1 M0 */ | (R15 & 0xF0000000) /* N Z C V */ | ((R15 & 0x0C000000) >> (26 - 6)) /* I F */ | (R15 & 0x00000003) /* M1 M0 */; |
| 1434 | 1415 | SET_CPSR( temp); |
| 1435 | | SwitchMode(arm, temp & 3); |
| 1416 | SwitchMode(temp & 3); |
| 1436 | 1417 | } |
| 1437 | 1418 | } |
| 1438 | 1419 | // LDM PC - takes 2 extra cycles |
| r24074 | r24075 | |
| 1468 | 1449 | |
| 1469 | 1450 | // set to user mode - then do the transfer, and set back |
| 1470 | 1451 | //int curmode = GET_MODE; |
| 1471 | | //SwitchMode(arm, eARM7_MODE_USER); |
| 1452 | //SwitchMode(eARM7_MODE_USER); |
| 1472 | 1453 | LOG(("%08x: User Bank Transfer not fully tested - please check if working properly!\n", R15)); |
| 1473 | | result = storeInc(arm, insn & 0xffff, rbp, eARM7_MODE_USER); |
| 1454 | result = storeInc(insn & 0xffff, rbp, eARM7_MODE_USER); |
| 1474 | 1455 | // todo - not sure if Writeback occurs on User registers also.. |
| 1475 | | //SwitchMode(arm, curmode); |
| 1456 | //SwitchMode(curmode); |
| 1476 | 1457 | } |
| 1477 | 1458 | else |
| 1478 | | result = storeInc(arm, insn & 0xffff, rbp, GET_MODE); |
| 1459 | result = storeInc(insn & 0xffff, rbp, GET_MODE); |
| 1479 | 1460 | |
| 1480 | | if ((insn & INSN_BDT_W) && (arm->pendingAbtD == 0)) |
| 1461 | if ((insn & INSN_BDT_W) && (m_pendingAbtD == 0)) |
| 1481 | 1462 | { |
| 1482 | | SET_REGISTER(arm, rb, GET_REGISTER(arm, rb) + result * 4); |
| 1463 | SET_REGISTER(rb, GET_REGISTER(rb) + result * 4); |
| 1483 | 1464 | } |
| 1484 | 1465 | } |
| 1485 | 1466 | else |
| r24074 | r24075 | |
| 1495 | 1476 | { |
| 1496 | 1477 | // set to user mode - then do the transfer, and set back |
| 1497 | 1478 | //int curmode = GET_MODE; |
| 1498 | | //SwitchMode(arm, eARM7_MODE_USER); |
| 1479 | //SwitchMode(eARM7_MODE_USER); |
| 1499 | 1480 | LOG(("%08x: User Bank Transfer not fully tested - please check if working properly!\n", R15)); |
| 1500 | | result = storeDec(arm, insn & 0xffff, rbp, eARM7_MODE_USER); |
| 1481 | result = storeDec(insn & 0xffff, rbp, eARM7_MODE_USER); |
| 1501 | 1482 | // todo - not sure if Writeback occurs on User registers also.. |
| 1502 | | //SwitchMode(arm, curmode); |
| 1483 | //SwitchMode(curmode); |
| 1503 | 1484 | } |
| 1504 | 1485 | else |
| 1505 | | result = storeDec(arm, insn & 0xffff, rbp, GET_MODE); |
| 1486 | result = storeDec(insn & 0xffff, rbp, GET_MODE); |
| 1506 | 1487 | |
| 1507 | | if ((insn & INSN_BDT_W) && (arm->pendingAbtD == 0)) |
| 1488 | if ((insn & INSN_BDT_W) && (m_pendingAbtD == 0)) |
| 1508 | 1489 | { |
| 1509 | | SET_REGISTER(arm, rb, GET_REGISTER(arm, rb) - result * 4); |
| 1490 | SET_REGISTER(rb, GET_REGISTER(rb) - result * 4); |
| 1510 | 1491 | } |
| 1511 | 1492 | } |
| 1512 | 1493 | if (insn & (1 << eR15)) |
| r24074 | r24075 | |
| 1522 | 1503 | } /* HandleMemBlock */ |
| 1523 | 1504 | |
| 1524 | 1505 | |
| 1525 | | arm7ops_ophandler ops_handler[0x10] = |
| 1506 | const arm7_cpu_device::arm7ops_ophandler arm7_cpu_device::ops_handler[0x10] = |
| 1526 | 1507 | { |
| 1527 | | arm7ops_0123, arm7ops_0123, arm7ops_0123, arm7ops_0123, |
| 1528 | | arm7ops_4567, arm7ops_4567, arm7ops_4567, arm7ops_4567, |
| 1529 | | arm7ops_89, arm7ops_89, arm7ops_ab, arm7ops_ab, |
| 1530 | | arm7ops_cd, arm7ops_cd, arm7ops_e, arm7ops_f, |
| 1508 | &arm7_cpu_device::arm7ops_0123, &arm7_cpu_device::arm7ops_0123, &arm7_cpu_device::arm7ops_0123, &arm7_cpu_device::arm7ops_0123, |
| 1509 | &arm7_cpu_device::arm7ops_4567, &arm7_cpu_device::arm7ops_4567, &arm7_cpu_device::arm7ops_4567, &arm7_cpu_device::arm7ops_4567, |
| 1510 | &arm7_cpu_device::arm7ops_89, &arm7_cpu_device::arm7ops_89, &arm7_cpu_device::arm7ops_ab, &arm7_cpu_device::arm7ops_ab, |
| 1511 | &arm7_cpu_device::arm7ops_cd, &arm7_cpu_device::arm7ops_cd, &arm7_cpu_device::arm7ops_e, &arm7_cpu_device::arm7ops_f, |
| 1531 | 1512 | }; |
| 1532 | 1513 | |
| 1533 | | const void arm7ops_0123(arm_state *arm, UINT32 insn) |
| 1514 | void arm7_cpu_device::arm7ops_0123(UINT32 insn) |
| 1534 | 1515 | { |
| 1535 | 1516 | //case 0: |
| 1536 | 1517 | //case 1: |
| r24074 | r24075 | |
| 1539 | 1520 | /* Branch and Exchange (BX) */ |
| 1540 | 1521 | if ((insn & 0x0ffffff0) == 0x012fff10) // bits 27-4 == 000100101111111111110001 |
| 1541 | 1522 | { |
| 1542 | | R15 = GET_REGISTER(arm, insn & 0x0f); |
| 1523 | R15 = GET_REGISTER(insn & 0x0f); |
| 1543 | 1524 | // If new PC address has A0 set, switch to Thumb mode |
| 1544 | 1525 | if (R15 & 1) { |
| 1545 | 1526 | SET_CPSR(GET_CPSR|T_MASK); |
| r24074 | r24075 | |
| 1551 | 1532 | UINT32 rm = insn&0xf; |
| 1552 | 1533 | UINT32 rd = (insn>>12)&0xf; |
| 1553 | 1534 | |
| 1554 | | SET_REGISTER(arm, rd, count_leading_zeros(GET_REGISTER(arm, rm))); |
| 1535 | SET_REGISTER(rd, count_leading_zeros(GET_REGISTER(rm))); |
| 1555 | 1536 | |
| 1556 | 1537 | R15 += 4; |
| 1557 | 1538 | } |
| 1558 | 1539 | else if ((insn & 0x0ff000f0) == 0x01000050) // QADD - v5 |
| 1559 | 1540 | { |
| 1560 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1561 | | INT32 src2 = GET_REGISTER(arm, (insn>>16)&0xf); |
| 1541 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1542 | INT32 src2 = GET_REGISTER((insn>>16)&0xf); |
| 1562 | 1543 | INT64 res; |
| 1563 | 1544 | |
| 1564 | | res = saturate_qbit_overflow(arm, (INT64)src1 + (INT64)src2); |
| 1545 | res = saturate_qbit_overflow((INT64)src1 + (INT64)src2); |
| 1565 | 1546 | |
| 1566 | | SET_REGISTER(arm, (insn>>12)&0xf, (INT32)res); |
| 1547 | SET_REGISTER((insn>>12)&0xf, (INT32)res); |
| 1567 | 1548 | R15 += 4; |
| 1568 | 1549 | } |
| 1569 | 1550 | else if ((insn & 0x0ff000f0) == 0x01400050) // QDADD - v5 |
| 1570 | 1551 | { |
| 1571 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1572 | | INT32 src2 = GET_REGISTER(arm, (insn>>16)&0xf); |
| 1552 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1553 | INT32 src2 = GET_REGISTER((insn>>16)&0xf); |
| 1573 | 1554 | INT64 res; |
| 1574 | 1555 | |
| 1575 | 1556 | // check if doubling operation will overflow |
| 1576 | 1557 | res = (INT64)src2 * 2; |
| 1577 | | saturate_qbit_overflow(arm, res); |
| 1558 | saturate_qbit_overflow(res); |
| 1578 | 1559 | |
| 1579 | 1560 | src2 *= 2; |
| 1580 | | res = saturate_qbit_overflow(arm, (INT64)src1 + (INT64)src2); |
| 1561 | res = saturate_qbit_overflow((INT64)src1 + (INT64)src2); |
| 1581 | 1562 | |
| 1582 | | SET_REGISTER(arm, (insn>>12)&0xf, (INT32)res); |
| 1563 | SET_REGISTER((insn>>12)&0xf, (INT32)res); |
| 1583 | 1564 | R15 += 4; |
| 1584 | 1565 | } |
| 1585 | 1566 | else if ((insn & 0x0ff000f0) == 0x01200050) // QSUB - v5 |
| 1586 | 1567 | { |
| 1587 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1588 | | INT32 src2 = GET_REGISTER(arm, (insn>>16)&0xf); |
| 1568 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1569 | INT32 src2 = GET_REGISTER((insn>>16)&0xf); |
| 1589 | 1570 | INT64 res; |
| 1590 | 1571 | |
| 1591 | | res = saturate_qbit_overflow(arm, (INT64)src1 - (INT64)src2); |
| 1572 | res = saturate_qbit_overflow((INT64)src1 - (INT64)src2); |
| 1592 | 1573 | |
| 1593 | | SET_REGISTER(arm, (insn>>12)&0xf, (INT32)res); |
| 1574 | SET_REGISTER((insn>>12)&0xf, (INT32)res); |
| 1594 | 1575 | R15 += 4; |
| 1595 | 1576 | } |
| 1596 | 1577 | else if ((insn & 0x0ff000f0) == 0x01600050) // QDSUB - v5 |
| 1597 | 1578 | { |
| 1598 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1599 | | INT32 src2 = GET_REGISTER(arm, (insn>>16)&0xf); |
| 1579 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1580 | INT32 src2 = GET_REGISTER((insn>>16)&0xf); |
| 1600 | 1581 | INT64 res; |
| 1601 | 1582 | |
| 1602 | 1583 | // check if doubling operation will overflow |
| 1603 | 1584 | res = (INT64)src2 * 2; |
| 1604 | | saturate_qbit_overflow(arm, res); |
| 1585 | saturate_qbit_overflow(res); |
| 1605 | 1586 | |
| 1606 | 1587 | src2 *= 2; |
| 1607 | | res = saturate_qbit_overflow(arm, (INT64)src1 - (INT64)src2); |
| 1588 | res = saturate_qbit_overflow((INT64)src1 - (INT64)src2); |
| 1608 | 1589 | |
| 1609 | | SET_REGISTER(arm, (insn>>12)&0xf, (INT32)res); |
| 1590 | SET_REGISTER((insn>>12)&0xf, (INT32)res); |
| 1610 | 1591 | R15 += 4; |
| 1611 | 1592 | } |
| 1612 | 1593 | else if ((insn & 0x0ff00090) == 0x01000080) // SMLAxy - v5 |
| 1613 | 1594 | { |
| 1614 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1615 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1595 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1596 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1616 | 1597 | INT32 res1; |
| 1617 | 1598 | |
| 1618 | 1599 | // select top and bottom halves of src1/src2 and sign extend if necessary |
| r24074 | r24075 | |
| 1641 | 1622 | // do the signed multiply |
| 1642 | 1623 | res1 = src1 * src2; |
| 1643 | 1624 | // and the accumulate. NOTE: only the accumulate can cause an overflow, which is why we do it this way. |
| 1644 | | saturate_qbit_overflow(arm, (INT64)res1 + (INT64)GET_REGISTER(arm, (insn>>12)&0xf)); |
| 1625 | saturate_qbit_overflow((INT64)res1 + (INT64)GET_REGISTER((insn>>12)&0xf)); |
| 1645 | 1626 | |
| 1646 | | SET_REGISTER(arm, (insn>>16)&0xf, res1 + GET_REGISTER(arm, (insn>>12)&0xf)); |
| 1627 | SET_REGISTER((insn>>16)&0xf, res1 + GET_REGISTER((insn>>12)&0xf)); |
| 1647 | 1628 | R15 += 4; |
| 1648 | 1629 | } |
| 1649 | 1630 | else if ((insn & 0x0ff00090) == 0x01400080) // SMLALxy - v5 |
| 1650 | 1631 | { |
| 1651 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1652 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1632 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1633 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1653 | 1634 | INT64 dst; |
| 1654 | 1635 | |
| 1655 | | dst = (INT64)GET_REGISTER(arm, (insn>>12)&0xf); |
| 1656 | | dst |= (INT64)GET_REGISTER(arm, (insn>>16)&0xf)<<32; |
| 1636 | dst = (INT64)GET_REGISTER((insn>>12)&0xf); |
| 1637 | dst |= (INT64)GET_REGISTER((insn>>16)&0xf)<<32; |
| 1657 | 1638 | |
| 1658 | 1639 | // do the multiply and accumulate |
| 1659 | 1640 | dst += (INT64)src1 * (INT64)src2; |
| 1660 | 1641 | |
| 1661 | 1642 | // write back the result |
| 1662 | | SET_REGISTER(cpustart, (insn>>12)&0xf, (UINT32)dst); |
| 1663 | | SET_REGISTER(cpustart, (insn>>16)&0xf, (UINT32)(dst >> 32)); |
| 1643 | SET_REGISTER((insn>>12)&0xf, (UINT32)dst); |
| 1644 | SET_REGISTER((insn>>16)&0xf, (UINT32)(dst >> 32)); |
| 1664 | 1645 | R15 += 4; |
| 1665 | 1646 | } |
| 1666 | 1647 | else if ((insn & 0x0ff00090) == 0x01600080) // SMULxy - v5 |
| 1667 | 1648 | { |
| 1668 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1669 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1649 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1650 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1670 | 1651 | INT32 res; |
| 1671 | 1652 | |
| 1672 | 1653 | // select top and bottom halves of src1/src2 and sign extend if necessary |
| r24074 | r24075 | |
| 1693 | 1674 | } |
| 1694 | 1675 | |
| 1695 | 1676 | res = src1 * src2; |
| 1696 | | SET_REGISTER(cpustart, (insn>>16)&0xf, res); |
| 1677 | SET_REGISTER((insn>>16)&0xf, res); |
| 1697 | 1678 | R15 += 4; |
| 1698 | 1679 | } |
| 1699 | 1680 | else if ((insn & 0x0ff000b0) == 0x012000a0) // SMULWy - v5 |
| 1700 | 1681 | { |
| 1701 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1702 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1682 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1683 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1703 | 1684 | INT64 res; |
| 1704 | 1685 | |
| 1705 | 1686 | if (insn & 0x40) |
| r24074 | r24075 | |
| 1715 | 1696 | |
| 1716 | 1697 | res = (INT64)src1 * (INT64)src2; |
| 1717 | 1698 | res >>= 16; |
| 1718 | | SET_REGISTER(cpustart, (insn>>16)&0xf, (UINT32)res); |
| 1699 | SET_REGISTER((insn>>16)&0xf, (UINT32)res); |
| 1719 | 1700 | R15 += 4; |
| 1720 | 1701 | } |
| 1721 | 1702 | else if ((insn & 0x0ff000b0) == 0x01200080) // SMLAWy - v5 |
| 1722 | 1703 | { |
| 1723 | | INT32 src1 = GET_REGISTER(arm, insn&0xf); |
| 1724 | | INT32 src2 = GET_REGISTER(arm, (insn>>8)&0xf); |
| 1725 | | INT32 src3 = GET_REGISTER(arm, (insn>>12)&0xf); |
| 1704 | INT32 src1 = GET_REGISTER(insn&0xf); |
| 1705 | INT32 src2 = GET_REGISTER((insn>>8)&0xf); |
| 1706 | INT32 src3 = GET_REGISTER((insn>>12)&0xf); |
| 1726 | 1707 | INT64 res; |
| 1727 | 1708 | |
| 1728 | 1709 | if (insn & 0x40) |
| r24074 | r24075 | |
| 1740 | 1721 | res >>= 16; |
| 1741 | 1722 | |
| 1742 | 1723 | // check for overflow and set the Q bit |
| 1743 | | saturate_qbit_overflow(arm, (INT64)src3 + res); |
| 1724 | saturate_qbit_overflow((INT64)src3 + res); |
| 1744 | 1725 | |
| 1745 | 1726 | // do the real accumulate |
| 1746 | 1727 | src3 += (INT32)res; |
| 1747 | 1728 | |
| 1748 | 1729 | // write the result back |
| 1749 | | SET_REGISTER(cpustart, (insn>>16)&0xf, (UINT32)res); |
| 1730 | SET_REGISTER((insn>>16)&0xf, (UINT32)res); |
| 1750 | 1731 | R15 += 4; |
| 1751 | 1732 | } |
| 1752 | 1733 | else |
| r24074 | r24075 | |
| 1756 | 1737 | /* Half Word Data Transfer */ |
| 1757 | 1738 | if (insn & 0x60) // bits = 6-5 != 00 |
| 1758 | 1739 | { |
| 1759 | | HandleHalfWordDT(arm, insn); |
| 1740 | HandleHalfWordDT(insn); |
| 1760 | 1741 | } |
| 1761 | 1742 | else |
| 1762 | 1743 | /* Swap */ |
| 1763 | 1744 | if (insn & 0x01000000) // bit 24 = 1 |
| 1764 | 1745 | { |
| 1765 | | HandleSwap(arm, insn); |
| 1746 | HandleSwap(insn); |
| 1766 | 1747 | } |
| 1767 | 1748 | /* Multiply Or Multiply Long */ |
| 1768 | 1749 | else |
| r24074 | r24075 | |
| 1772 | 1753 | { |
| 1773 | 1754 | /* Signed? */ |
| 1774 | 1755 | if (insn & 0x00400000) |
| 1775 | | HandleSMulLong(arm, insn); |
| 1756 | HandleSMulLong(insn); |
| 1776 | 1757 | else |
| 1777 | | HandleUMulLong(arm, insn); |
| 1758 | HandleUMulLong(insn); |
| 1778 | 1759 | } |
| 1779 | 1760 | /* multiply */ |
| 1780 | 1761 | else |
| 1781 | 1762 | { |
| 1782 | | HandleMul(arm, insn); |
| 1763 | HandleMul(insn); |
| 1783 | 1764 | } |
| 1784 | 1765 | R15 += 4; |
| 1785 | 1766 | } |
| r24074 | r24075 | |
| 1790 | 1771 | /* PSR Transfer (MRS & MSR) */ |
| 1791 | 1772 | if (((insn & 0x00100000) == 0) && ((insn & 0x01800000) == 0x01000000)) // S bit must be clear, and bit 24,23 = 10 |
| 1792 | 1773 | { |
| 1793 | | HandlePSRTransfer(arm, insn); |
| 1774 | HandlePSRTransfer(insn); |
| 1794 | 1775 | ARM7_ICOUNT += 2; // PSR only takes 1 - S Cycle, so we add + 2, since at end, we -3.. |
| 1795 | 1776 | R15 += 4; |
| 1796 | 1777 | } |
| 1797 | 1778 | /* Data Processing */ |
| 1798 | 1779 | else |
| 1799 | 1780 | { |
| 1800 | | HandleALU(arm, insn); |
| 1781 | HandleALU(insn); |
| 1801 | 1782 | } |
| 1802 | 1783 | } |
| 1803 | 1784 | // break; |
| 1804 | 1785 | } |
| 1805 | 1786 | |
| 1806 | | const void arm7ops_4567(arm_state *arm, UINT32 insn) /* Data Transfer - Single Data Access */ |
| 1787 | void arm7_cpu_device::arm7ops_4567(UINT32 insn) /* Data Transfer - Single Data Access */ |
| 1807 | 1788 | { |
| 1808 | 1789 | //case 4: |
| 1809 | 1790 | //case 5: |
| 1810 | 1791 | //case 6: |
| 1811 | 1792 | //case 7: |
| 1812 | | HandleMemSingle(arm, insn); |
| 1793 | HandleMemSingle(insn); |
| 1813 | 1794 | R15 += 4; |
| 1814 | 1795 | // break; |
| 1815 | 1796 | } |
| 1816 | 1797 | |
| 1817 | | const void arm7ops_89(arm_state *arm, UINT32 insn) /* Block Data Transfer/Access */ |
| 1798 | void arm7_cpu_device::arm7ops_89(UINT32 insn) /* Block Data Transfer/Access */ |
| 1818 | 1799 | { |
| 1819 | 1800 | //case 8: |
| 1820 | 1801 | //case 9: |
| 1821 | | HandleMemBlock(arm, insn); |
| 1802 | HandleMemBlock(insn); |
| 1822 | 1803 | R15 += 4; |
| 1823 | 1804 | // break; |
| 1824 | 1805 | } |
| 1825 | 1806 | |
| 1826 | | const void arm7ops_ab(arm_state *arm, UINT32 insn) /* Branch or Branch & Link */ |
| 1807 | void arm7_cpu_device::arm7ops_ab(UINT32 insn) /* Branch or Branch & Link */ |
| 1827 | 1808 | { |
| 1828 | 1809 | //case 0xa: |
| 1829 | 1810 | //case 0xb: |
| 1830 | | HandleBranch(arm, insn); |
| 1811 | HandleBranch(insn); |
| 1831 | 1812 | // break; |
| 1832 | 1813 | } |
| 1833 | 1814 | |
| 1834 | | const void arm7ops_cd(arm_state *arm, UINT32 insn) /* Co-Processor Data Transfer */ |
| 1815 | void arm7_cpu_device::arm7ops_cd(UINT32 insn) /* Co-Processor Data Transfer */ |
| 1835 | 1816 | { |
| 1836 | 1817 | //case 0xc: |
| 1837 | 1818 | //case 0xd: |
| 1838 | | HandleCoProcDT(arm, insn); |
| 1819 | HandleCoProcDT(insn); |
| 1839 | 1820 | R15 += 4; |
| 1840 | 1821 | // break; |
| 1841 | 1822 | } |
| 1842 | 1823 | |
| 1843 | | const void arm7ops_e(arm_state *arm, UINT32 insn) /* Co-Processor Data Operation or Register Transfer */ |
| 1824 | void arm7_cpu_device::arm7ops_e(UINT32 insn) /* Co-Processor Data Operation or Register Transfer */ |
| 1844 | 1825 | { |
| 1845 | 1826 | //case 0xe: |
| 1846 | 1827 | if (insn & 0x10) |
| 1847 | | HandleCoProcRT(arm, insn); |
| 1828 | HandleCoProcRT(insn); |
| 1848 | 1829 | else |
| 1849 | | HandleCoProcDO(arm, insn); |
| 1830 | HandleCoProcDO(insn); |
| 1850 | 1831 | R15 += 4; |
| 1851 | 1832 | // break; |
| 1852 | 1833 | } |
| 1853 | 1834 | |
| 1854 | | const void arm7ops_f(arm_state *arm, UINT32 insn) /* Software Interrupt */ |
| 1835 | void arm7_cpu_device::arm7ops_f(UINT32 insn) /* Software Interrupt */ |
| 1855 | 1836 | { |
| 1856 | | arm->pendingSwi = 1; |
| 1837 | m_pendingSwi = 1; |
| 1857 | 1838 | ARM7_CHECKIRQ; |
| 1858 | 1839 | //couldn't find any cycle counts for SWI |
| 1859 | 1840 | // break; |