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z80, fix for cz80 handling of A register

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This commit is contained in:
kub 2021-10-25 19:22:51 +02:00
parent cbc2ca037a
commit 0be9a92e77
4 changed files with 40 additions and 27 deletions
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21
cpu/cz80/cz80_op.c
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@ -200,9 +200,15 @@ OP_LD_mNN_xx:
POP
-----------------------------------------*/
OP(0xf1): // POP AF
OP_POP_AF:
POP_16(res)
zA = res >> 8;
zF = res & 0xFF;
RET(10)
OP(0xc1): // POP BC
OP(0xd1): // POP DE
OP(0xf1): // POP AF
OP_POP_RR:
data = CPU->pzR16[(Opcode >> 4) & 3];
@ -215,9 +221,14 @@ OP_POP:
PUSH
-----------------------------------------*/
OP(0xf5): // PUSH AF
OP_PUSH_AF:
PUSH_16((zA << 8) | zF);
RET(11)
OP(0xc5): // PUSH BC
OP(0xd5): // PUSH DE
OP(0xf5): // PUSH AF
OP_PUSH_RR:
data = CPU->pzR16[(Opcode >> 4) & 3];
@ -232,9 +243,9 @@ OP_PUSH:
OP(0x08): // EX AF,AF'
OP_EX_AF_AF2:
res = zAF;
zAF = zAF2;
zAF2 = res;
res = zFA;
zFA = zFA2;
zFA2 = res;
RET(4)
OP(0xeb): // EX DE,HL