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Small optimization to VSUB

This commit is contained in:
LegendOfDragoon 2015-03-01 03:33:17 -08:00
parent 9706484850
commit b4dbc570a5
1 changed files with 9 additions and 4 deletions
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13
Source/RSP/Recompiler Ops.c
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@ -3251,10 +3251,15 @@ BOOL Compile_Vector_VSUB_MMX ( void ) {
MmxPsubswRegToReg(x86_MM0, x86_MM2);
MmxPsubswRegToReg(x86_MM1, x86_MM2);
} else if ((RSPOpC.rs & 15) < 2) {
sprintf(Reg, "RSP_Vect[%i].HW[0]", RSPOpC.rt);
MmxPsubswVariableToReg(x86_MM0, &RSP_Vect[RSPOpC.rt].HW[0], Reg);
sprintf(Reg, "RSP_Vect[%i].HW[4]", RSPOpC.rt);
MmxPsubswVariableToReg(x86_MM1, &RSP_Vect[RSPOpC.rt].HW[4], Reg);
if (RSPOpC.rd == RSPOpC.rt){
MmxPsubswRegToReg(x86_MM0, x86_MM0);
MmxPsubswRegToReg(x86_MM1, x86_MM1);
} else {
sprintf(Reg, "RSP_Vect[%i].HW[0]", RSPOpC.rt);
MmxPsubswVariableToReg(x86_MM0, &RSP_Vect[RSPOpC.rt].HW[0], Reg);
sprintf(Reg, "RSP_Vect[%i].HW[4]", RSPOpC.rt);
MmxPsubswVariableToReg(x86_MM1, &RSP_Vect[RSPOpC.rt].HW[4], Reg);
}
} else {
RSP_MultiElement2Mmx(x86_MM2, x86_MM3);
MmxPsubswRegToReg(x86_MM0, x86_MM2);