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Small optimization to VADD

This commit is contained in:
LegendOfDragoon 2015-03-01 03:31:57 -08:00
parent 9bb8ca9b3c
commit 9706484850
1 changed files with 9 additions and 4 deletions
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5
Source/RSP/Recompiler Ops.c
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@ -3129,10 +3129,15 @@ BOOL Compile_Vector_VADD_MMX ( void ) {
MmxPaddswRegToReg(x86_MM0, x86_MM2); MmxPaddswRegToReg(x86_MM0, x86_MM2);
MmxPaddswRegToReg(x86_MM1, x86_MM2); MmxPaddswRegToReg(x86_MM1, x86_MM2);
} else if ((RSPOpC.rs & 15) < 2) { } else if ((RSPOpC.rs & 15) < 2) {
if (RSPOpC.rd == RSPOpC.rt){
MmxPaddswRegToReg(x86_MM0, x86_MM0);
MmxPaddswRegToReg(x86_MM1, x86_MM1);
} else{
sprintf(Reg, "RSP_Vect[%i].HW[0]", RSPOpC.rt); sprintf(Reg, "RSP_Vect[%i].HW[0]", RSPOpC.rt);
MmxPaddswVariableToReg(x86_MM0, &RSP_Vect[RSPOpC.rt].HW[0], Reg); MmxPaddswVariableToReg(x86_MM0, &RSP_Vect[RSPOpC.rt].HW[0], Reg);
sprintf(Reg, "RSP_Vect[%i].HW[4]", RSPOpC.rt); sprintf(Reg, "RSP_Vect[%i].HW[4]", RSPOpC.rt);
MmxPaddswVariableToReg(x86_MM1, &RSP_Vect[RSPOpC.rt].HW[4], Reg); MmxPaddswVariableToReg(x86_MM1, &RSP_Vect[RSPOpC.rt].HW[4], Reg);
}
} else { } else {
RSP_MultiElement2Mmx(x86_MM2, x86_MM3); RSP_MultiElement2Mmx(x86_MM2, x86_MM3);
MmxPaddswRegToReg(x86_MM0, x86_MM2); MmxPaddswRegToReg(x86_MM0, x86_MM2);