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softjit: Small optimizations.

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Unknown W. Brackets committed 2022-01-01 16:58:04 -08:00
1 parent 06e954fe2a
commit 5f84de7de7
1 file changed
+11 -7
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GPU/Software/DrawPixelX86.cpp
+11 -7
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@@ -1129,9 +1129,13 @@ bool PixelJitCache::Jit_AlphaBlend(const PixelFuncID &id) {
break;
case GE_BLENDMODE_MUL_AND_SUBTRACT_REVERSE:
MOVDQA(tempReg, R(argColorReg));
MOVDQA(argColorReg, R(dstReg));
PSUBUSW(argColorReg, R(tempReg));
if (cpu_info.bAVX) {
VPSUBUSW(128, argColorReg, dstReg, R(argColorReg));
} else {
MOVDQA(tempReg, R(argColorReg));
MOVDQA(argColorReg, R(dstReg));
PSUBUSW(argColorReg, R(tempReg));
}
break;
case GE_BLENDMODE_MIN:
@@ -1243,11 +1247,11 @@ bool PixelJitCache::Jit_BlendFactor(const PixelFuncID &id, RegCache::Reg factorR
case GE_SRCBLEND_FIXA:
default:
gstateReg = GetGState();
MOVD_xmm(factorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixa)));
if (cpu_info.bSSE4_1) {
PMOVZXBW(factorReg, R(factorReg));
PMOVZXBW(factorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixa)));
} else {
X64Reg zeroReg = GetZeroVec();
MOVD_xmm(factorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixa)));
PUNPCKLBW(factorReg, R(zeroReg));
regCache_.Unlock(zeroReg, RegCache::VEC_ZERO);
}
@@ -1314,11 +1318,11 @@ bool PixelJitCache::Jit_DstBlendFactor(const PixelFuncID &id, RegCache::Reg srcF
case GE_DSTBLEND_FIXB:
default:
gstateReg = GetGState();
MOVD_xmm(dstFactorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixb)));
if (cpu_info.bSSE4_1) {
PMOVZXBW(dstFactorReg, R(dstFactorReg));
PMOVZXBW(dstFactorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixb)));
} else {
X64Reg zeroReg = GetZeroVec();
MOVD_xmm(dstFactorReg, MDisp(gstateReg, offsetof(GPUgstate, blendfixb)));
PUNPCKLBW(dstFactorReg, R(zeroReg));
regCache_.Unlock(zeroReg, RegCache::VEC_ZERO);
}