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Fix VDot returning -0.0 in x86 jit.

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2013-02-16 10:37:42 -08:00
parent 1c4c5e718b
commit b27701ac7d
1 changed files with 5 additions and 4 deletions
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Core/MIPS/x86/CompVFPU.cpp
+5 -4
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@@ -49,7 +49,7 @@ namespace MIPSComp
static const float one = 1.0f;
static const float minus_one = -1.0f;
static const float zero = -1.0f;
static const float zero = 0.0f;
const u32 GC_ALIGNED16( noSignMask[4] ) = {0x7FFFFFFF, 0x7FFFFFFF, 0x7FFFFFFF, 0x7FFFFFFF};
const u32 GC_ALIGNED16( signBitLower[4] ) = {0x80000000, 0, 0, 0};
@@ -341,9 +341,10 @@ void Jit::Comp_VDot(u32 op) {
tempxreg = fpr.VX(dregs[0]);
}
if (!fpr.V(sregs[0]).IsSimpleReg(tempxreg))
MOVSS(tempxreg, fpr.V(sregs[0]));
MULSS(tempxreg, fpr.V(tregs[0]));
MOVSS(tempxreg, M((void *) &zero));
MOVSS(XMM1, fpr.V(sregs[0]));
MULSS(XMM1, fpr.V(tregs[0]));
ADDSS(tempxreg, R(XMM1));
for (int i = 1; i < n; i++)
{