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Merge pull request #2839 from degasus/arm 

JitArm64: fix addzex
This commit is contained in:
Markus Wick 2015-08-13 20:45:59 +02:00
parent 63480da4ee 4ef2962055
commit 7c944f83cc
1 changed files with 15 additions and 10 deletions
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25
Source/Core/Core/PowerPC/JitArm64/JitArm64_Integer.cpp
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@ -678,18 +678,23 @@ void JitArm64::addzex(UGeckoInstruction inst)
JITDISABLE(bJITIntegerOff);
FALLBACK_IF(inst.OE);
// breaks Kirby
FALLBACK_IF(1);
int a = inst.RA, d = inst.RD;
gpr.BindToRegister(d, d == a);
ARM64Reg WA = gpr.GetReg();
LDRB(INDEX_UNSIGNED, WA, X29, PPCSTATE_OFF(xer_ca));
CMP(WA, 0);
CSINC(gpr.R(d), gpr.R(a), gpr.R(a), CC_EQ);
CMP(gpr.R(d), 0);
gpr.Unlock(WA);
if (d == a)
{
gpr.BindToRegister(d, true);
ARM64Reg WA = gpr.GetReg();
LDRB(INDEX_UNSIGNED, WA, X29, PPCSTATE_OFF(xer_ca));
ADDS(gpr.R(d), gpr.R(a), WA);
gpr.Unlock(WA);
}
else
{
gpr.BindToRegister(d, false);
LDRB(INDEX_UNSIGNED, gpr.R(d), X29, PPCSTATE_OFF(xer_ca));
ADDS(gpr.R(d), gpr.R(a), gpr.R(d));
}
ComputeCarry();
if (inst.Rc)
ComputeRC(gpr.R(d), 0);