Mercurial > repos > blastem
diff z80_to_x86.c @ 257:4c7933444df4
Implement CCF and SCF
| author | Mike Pavone <pavone@retrodev.com> |
|---|---|
| date | Mon, 29 Apr 2013 23:02:39 -0700 |
| parents | 572b935dd030 |
| children | d9417261366f |
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--- a/z80_to_x86.c Mon Apr 29 22:58:45 2013 -0700 +++ b/z80_to_x86.c Mon Apr 29 23:02:39 2013 -0700 @@ -698,9 +698,19 @@ break; /*case Z80_DAA: case Z80_CPL: - case Z80_NEG: + case Z80_NEG:*/ case Z80_CCF: - case Z80_SCF:*/ + dst = zcycles(dst, 4); + dst = xor_irdisp8(dst, 1, CONTEXT, zf_off(ZF_C), SZ_B); + dst = mov_irdisp8(dst, 0, CONTEXT, zf_off(ZF_N), SZ_B); + //TODO: Implement half-carry flag + break; + case Z80_SCF: + dst = zcycles(dst, 4); + dst = mov_irdisp8(dst, 1, CONTEXT, zf_off(ZF_C), SZ_B); + dst = mov_irdisp8(dst, 0, CONTEXT, zf_off(ZF_N), SZ_B); + //TODO: Implement half-carry flag + break; case Z80_NOP: if (inst->immed == 42) { dst = call(dst, (uint8_t *)z80_save_context);