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Merge pull request #109 from Bigpet/master 

Missed carry flag corrections and the rotate fixes
This commit is contained in:
Alexandro Sánchez Bach 2014-03-20 01:03:59 +01:00
parent cd4f0b2c68 6e4203998a
commit f0129382b9
1 changed files with 5 additions and 5 deletions
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10
rpcs3/Emu/Cell/PPUInterpreter.h
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@ -46,8 +46,8 @@ u64 rotl64(const u64 x, const u8 n) { return (x << n) | (x >> (64 - n)); }
u64 rotr64(const u64 x, const u8 n) { return (x >> n) | (x << (64 - n)); }
*/
#define rotl32 _rotl
#define rotr32 _rotr
#define rotl32(x, n) _rotl64((u64)(u32)x | ((u64)(u32)x << 32), n)
#define rotr32(x, n) _rotr64((u64)(u32)x | ((u64)(u32)x << 32), n)
#define rotl64 _rotl64
#define rotr64 _rotr64
@ -2177,7 +2177,7 @@ private:
}
void RLWIMI(u32 ra, u32 rs, u32 sh, u32 mb, u32 me, bool rc)
{
const u32 mask = rotate_mask[32 + mb][32 + me];
const u64 mask = rotate_mask[32 + mb][32 + me];
CPU.GPR[ra] = (CPU.GPR[ra] & ~mask) | (rotl32(CPU.GPR[rs], sh) & mask);
if(rc) CPU.UpdateCR0<s32>(CPU.GPR[ra]);
}
@ -2738,7 +2738,7 @@ private:
{
const u64 RA = CPU.GPR[ra];
CPU.GPR[rd] = ~RA + CPU.XER.CA;
CPU.XER.CA = (0x8000000000000000 & RA) && (0x8000000000000000 & CPU.GPR[rd]);//RA <= 0ull;
CPU.XER.CA = (~RA + CPU.XER.CA > ~0x0) | ((RA == 0) & CPU.XER.CA);
if (oe) ConLog.Warning("subfzeo");
if (rc) CPU.UpdateCR0<s64>(CPU.GPR[rd]);
}
@ -2771,7 +2771,7 @@ private:
{
const u64 RA = CPU.GPR[ra];
CPU.GPR[rd] = ~RA + CPU.XER.CA + 0xFFFFFFFFFFFFFFFF;
CPU.XER.CA = !(0x8000000000000000 & RA) && !(0x8000000000000000 & CPU.GPR[rd]);
CPU.XER.CA = (~RA + CPU.XER.CA > ~0xFFFFFFFFFFFFFFFF) | ((RA == 0) & CPU.XER.CA);
if (oe) ConLog.Warning("subfmeo");
if (rc) CPU.UpdateCR0<s64>(CPU.GPR[rd]);
}