Mercurial > repos > blastem
diff m68k_to_x86.c @ 209:922b59c09259
Flag fixes for div, negx and not
| author | Mike Pavone <pavone@retrodev.com> |
|---|---|
| date | Sat, 26 Jan 2013 02:47:26 -0800 |
| parents | 3457dc6fd558 |
| children | 4beaad3a9a50 |
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--- a/m68k_to_x86.c Sat Jan 26 01:33:32 2013 -0800 +++ b/m68k_to_x86.c Sat Jan 26 02:47:26 2013 -0800 @@ -3126,10 +3126,10 @@ dst = shl_irdisp8(dst, 16, dst_op.base, dst_op.disp, SZ_D); dst = mov_rrdisp8(dst, RAX, dst_op.base, dst_op.disp, SZ_W); } + dst = cmp_ir(dst, 0, RAX, SZ_W); dst = pop_r(dst, RAX); dst = pop_r(dst, RDX); dst = mov_ir(dst, 0, FLAG_V, SZ_B); - dst = cmp_ir(dst, 0, RAX, SZ_W); dst = setcc_r(dst, CC_Z, FLAG_Z); dst = setcc_r(dst, CC_S, FLAG_N); end_off = dst+1; @@ -3364,8 +3364,8 @@ dst = mov_rrdisp8(dst, SCRATCH1, dst_op.base, dst_op.disp, inst->extra.size); } dst = setcc_r(dst, CC_C, FLAG_C); - dst = jcc(dst, CC_NZ, dst+4); - dst = mov_ir(dst, 1, FLAG_Z, SZ_B); + dst = jcc(dst, CC_Z, dst+4); + dst = mov_ir(dst, 0, FLAG_Z, SZ_B); dst = setcc_r(dst, CC_S, FLAG_N); dst = setcc_r(dst, CC_O, FLAG_V); dst = mov_rrind(dst, FLAG_C, CONTEXT, SZ_B); @@ -3378,9 +3378,12 @@ case M68K_NOT: if (dst_op.mode == MODE_REG_DIRECT) { dst = not_r(dst, dst_op.base, inst->extra.size); + dst = cmp_ir(dst, 0, dst_op.base, inst->extra.size); } else { dst = not_rdisp8(dst, dst_op.base, dst_op.disp, inst->extra.size); + dst = cmp_irdisp8(dst, 0, dst_op.base, dst_op.disp, inst->extra.size); } + dst = mov_ir(dst, 0, FLAG_C, SZ_B); dst = setcc_r(dst, CC_Z, FLAG_Z); dst = setcc_r(dst, CC_S, FLAG_N);