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rolwinmix and rlwnmx optimizations, another Rc/RC typo fixed

This commit is contained in:
calc84maniac 2012-01-02 17:30:54 -05:00
parent 7d262ff1f4
commit ce80772007
1 changed files with 16 additions and 12 deletions
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26
Source/Core/Core/Src/PowerPC/Jit64/Jit_Integer.cpp
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@ -1561,26 +1561,30 @@ void Jit64::rlwnmx(UGeckoInstruction inst)
if (gpr.R(b).IsImm() && gpr.R(s).IsImm())
{
gpr.SetImmediate32(a, _rotl((u32)gpr.R(s).offset, (u32)gpr.R(b).offset & 0x1F) & mask);
if (inst.Rc)
{
ComputeRC(gpr.R(a));
}
}
else
{
gpr.FlushLockX(ECX);
gpr.Lock(a, b, s);
gpr.KillImmediate(a, (a == s || a == b), true);
MOV(32, R(EAX), gpr.R(s));
gpr.BindToRegister(a, true, true);
MOV(32, R(ECX), gpr.R(b));
AND(32, R(ECX), Imm32(0x1f));
ROL(32, R(EAX), R(ECX));
AND(32, R(EAX), Imm32(mask));
MOV(32, gpr.R(a), R(EAX));
if (a != s)
{
MOV(32, gpr.R(a), gpr.R(s));
}
ROL(32, gpr.R(a), R(ECX));
AND(32, gpr.R(a), Imm32(mask));
if (inst.Rc)
{
GenerateRC();
}
gpr.UnlockAll();
gpr.UnlockAllX();
}
if (inst.Rc)
{
ComputeRC(gpr.R(a));
}
}
void Jit64::negx(UGeckoInstruction inst)