diff options
| author | Ian C <ianc@noddybox.co.uk> | 2023-01-02 13:15:42 +0000 |
|---|---|---|
| committer | Ian C <ianc@noddybox.co.uk> | 2023-01-02 13:15:42 +0000 |
| commit | df871d0ec225a2001b36d0e788895bd7f25976bd (patch) | |
| tree | 1f62ecace0f49f235d07f9341d58e0b708757d89 | |
| parent | f2746bc3a3504dd0929ed4cfeb116c33eaa137bf (diff) | |
Fixed BIT (i[xy]+d),b
| -rw-r--r-- | z80_decode.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/z80_decode.c b/z80_decode.c index 3247cc2..004682f 100644 --- a/z80_decode.c +++ b/z80_decode.c @@ -440,11 +440,12 @@ do { \ #define BIT(REG,B) \ do { \ + Z80Byte b=(REG)&(1<<B); \ cpu->AF.b.lo&=C_Z80; \ cpu->AF.b.lo|=H_Z80; \ - if ((REG)&(1<<B)) \ + if (b) \ { \ - cpu->AF.b.lo|=S_Z80® \ + cpu->AF.b.lo|=S_Z80&b; \ } \ else \ { \ @@ -455,11 +456,12 @@ do { \ #define BIT_MEMPTR(REG,B) \ do { \ + Z80Byte b=(REG)&(1<<B); \ cpu->AF.b.lo&=C_Z80; \ cpu->AF.b.lo|=H_Z80; \ - if ((REG)&(1<<B)) \ + if (b) \ { \ - cpu->AF.b.lo|=S_Z80® \ + cpu->AF.b.lo|=S_Z80&b; \ } \ else \ { \ |