diff options
| author | aiju <aiju@phicode.de> | 2014-03-17 14:57:37 +0100 |
|---|---|---|
| committer | aiju <aiju@phicode.de> | 2014-03-17 14:57:37 +0100 |
| commit | 656b427bda6774ca1f4f5b309c1568cbec231f7f (patch) | |
| tree | 29ce2f0aceba75110e0f1886298d0c9800cb5b48 /sys/src/games | |
| parent | f2f46f4a33ee9ccb4f0475163408b8a699ec4f7f (diff) | |
games/snes: SPC ADDW/SUBW fix
Diffstat (limited to 'sys/src/games')
| -rw-r--r-- | sys/src/games/snes/spc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/src/games/snes/spc.c b/sys/src/games/snes/spc.c index 6bba2c979..36b438c30 100644 --- a/sys/src/games/snes/spc.c +++ b/sys/src/games/snes/spc.c @@ -581,6 +581,7 @@ spcstep(void) case 0x79: cmp(spcread(sX|dp), spcread(sY|dp)); return 5; case 0x7A: b = memd16(azp()); + sP &= ~SPCC; sA = adc(sA, b); sY = adc(sY, b >> 8); if(sA != 0) @@ -625,6 +626,7 @@ spcstep(void) case 0x99: spcwrite(sX|dp, adc(spcread(sX|dp), spcread(sY|dp))); return 5; case 0x9A: b = memd16(azp()); + sP |= SPCC; sA = sbc(sA, b); sY = sbc(sY, b >> 8); if(sA != 0) |