diff options
| author | Mike Pavone <pavone@retrodev.com> | 2013-01-26 01:33:32 -0800 |
|---|---|---|
| committer | Mike Pavone <pavone@retrodev.com> | 2013-01-26 01:33:32 -0800 |
| commit | f441792c084b79a77f677243342ed0cb6336e92d (patch) | |
| tree | 121516a0064a8ae0537a9628bfa49dc9790b71a6 /m68k_to_x86.c | |
| parent | 85164f4483132a3db4890defa59f6851a0f765fe (diff) | |
Tweaks to make blastem compatible with m68k-tester
Diffstat (limited to 'm68k_to_x86.c')
| -rw-r--r-- | m68k_to_x86.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/m68k_to_x86.c b/m68k_to_x86.c index d700ac7..b6b634d 100644 --- a/m68k_to_x86.c +++ b/m68k_to_x86.c @@ -1,5 +1,6 @@ #include "gen_x86.h" #include "m68k_to_x86.h" +#include "68kinst.h" #include "mem.h" #include <stdio.h> #include <stddef.h> @@ -2804,6 +2805,9 @@ uint8_t * translate_m68k(uint8_t * dst, m68kinst * inst, x86_68k_options * opts) } else if(inst->op == M68K_MOVEP) { return translate_m68k_movep(dst, inst, opts); } else if(inst->op == M68K_INVALID) { + if (inst->src.params.immed == 0x7100) { + return retn(dst); + } dst = mov_ir(dst, inst->address, SCRATCH1, SZ_D); return call(dst, (uint8_t *)m68k_invalid); } else if(inst->op == M68K_CMP) { @@ -2962,7 +2966,6 @@ uint8_t * translate_m68k(uint8_t * dst, m68kinst * inst, x86_68k_options * opts) break; case M68K_ASL: case M68K_LSL: - //TODO: Check overflow flag behavior dst = translate_shift(dst, inst, &src_op, &dst_op, opts, shl_ir, shl_irdisp8, shl_clr, shl_clrdisp8, shr_ir, shr_irdisp8); break; case M68K_ASR: @@ -3864,6 +3867,9 @@ uint8_t * translate_m68k_stream(uint32_t address, m68k_context * context) break; } next = m68k_decode(encoded, &instbuf, address); + if (instbuf.op == M68K_INVALID) { + instbuf.src.params.immed = *encoded; + } uint16_t m68k_size = (next-encoded)*2; address += m68k_size; encoded = next; |