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r34695 Wednesday 28th January, 2015 at 12:23:08 UTC by Olivier Galibert
m65ce02: Generalize Kale's findings [O. Galibert]

[src/emu/cpu/m6502]

m6502.c om65ce02.lst

trunk/src/emu/cpu/m6502/m6502.c

r243206	r243207
579	579	break;
580	580
581	581	case DASM_rw2:
582		sprintf(buffer, " $%04x", (pc & 0xf0000) | UINT16(pc + 3 + INT16((opram[2] << 8) | opram[1])));
	582	sprintf(buffer, " $%04x", (pc & 0xf0000) | UINT16(pc + 2 + INT16((opram[2] << 8) | opram[1])));
583	583	flags |= 3;
584	584	break;
585	585

trunk/src/emu/cpu/m6502/om65ce02.lst

r243206	r243207
245	245	TMP = read_pc();
246	246	TMP = set_h(TMP, read_pc());
247	247	if(!(P & F_C))
248		PC += TMP;
	248	PC += TMP-1;
249	249	prefetch();
250	250
251	251	bcs_ce_rel
r243206	r243207
258	258	TMP = read_pc();
259	259	TMP = set_h(TMP, read_pc());
260	260	if(P & F_C)
261		PC += TMP;
	261	PC += TMP-1;
262	262	prefetch();
263	263
264	264	beq_ce_rel
r243206	r243207
271	271	TMP = read_pc();
272	272	TMP = set_h(TMP, read_pc());
273	273	if(P & F_Z)
274		PC += TMP;
	274	PC += TMP-1;
275	275	prefetch();
276	276
277	277	bit_ce_abx
r243206	r243207
307	307	TMP = read_pc();
308	308	TMP = set_h(TMP, read_pc());
309	309	if(P & F_N)
310		PC += TMP;
	310	PC += TMP-1;
311	311	prefetch();
312	312
313	313	bne_ce_rel
r243206	r243207
320	320	TMP = read_pc();
321	321	TMP = set_h(TMP, read_pc());
322	322	if(!(P & F_Z))
323		PC += TMP;
	323	PC += TMP-1;
324	324	prefetch();
325	325
326	326	bpl_ce_rel
r243206	r243207
333	333	TMP = read_pc();
334	334	TMP = set_h(TMP, read_pc());
335	335	if(!(P & F_N))
336		PC += TMP;
	336	PC += TMP-1;
337	337	prefetch();
338	338
339	339	bra_ce_rel
r243206	r243207
379	379	write(SP, PC);
380	380	dec_SP_ce();
381	381	TMP = set_h(TMP, read_pc());
382		PC += TMP;
	382	PC += TMP-1;
383	383	prefetch();
384	384
385	385	bvc_ce_rel
r243206	r243207
392	392	TMP = read_pc();
393	393	TMP = set_h(TMP, read_pc());
394	394	if(!(P & F_V))
395		PC += TMP;
	395	PC += TMP-1;
396	396	prefetch();
397	397
398	398	bvs_ce_rel
r243206	r243207
405	405	TMP = read_pc();
406	406	TMP = set_h(TMP, read_pc());
407	407	if(P & F_V)
408		PC += TMP;
	408	PC += TMP-1;
409	409	prefetch();
410	410
411	411	clc_ce_imp

https://github.com/mamedev/mame/commit/56d51fd23bb02bac5b5724bb73ee564460a39acb

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