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[Jit] implement Comp_Vi2f

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Ced2911 2013-09-16 22:26:25 +02:00 committed by Unknown W. Brackets
parent 93f08b4035
commit 46ac351b9b
1 changed files with 69 additions and 1 deletions
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70
Core/MIPS/PPC/PpcCompVFPU.cpp
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@ -954,7 +954,75 @@ namespace MIPSComp
}
void Jit::Comp_Vi2f(MIPSOpcode op) {
DISABLE;
//DISABLE;
CONDITIONAL_DISABLE;
if (js.HasUnknownPrefix() || disablePrefixes)
DISABLE;
VectorSize sz = GetVecSize(op);
int n = GetNumVectorElements(sz);
int imm = (op >> 16) & 0x1f;
const float mult = 1.0f / (float)(1UL << imm);
u8 sregs[4], dregs[4];
GetVectorRegsPrefixS(sregs, sz, _VS);
GetVectorRegsPrefixD(dregs, sz, _VD);
MIPSReg tempregs[4];
for (int i = 0; i < n; ++i) {
if (!IsOverlapSafe(dregs[i], i, n, sregs)) {
tempregs[i] = fpr.GetTempV();
} else {
tempregs[i] = dregs[i];
}
}
if (mult != 1.0f)
MOVI2F(FPR5, mult, false);
u64 tmp = 0;
MOVI2R(SREG, (u32)&tmp);
//Break();
for (int i = 0; i < n; i++) {
// Crappy code !!
fpr.MapDirtyInV(tempregs[i], sregs[i]);
// float => mem
SFS(fpr.V(sregs[i]), SREG, 0);
// int <= mem
LWZ(R6, SREG, 0);
//RLDICL(R6, R6, 0, 23);
EXTSW(R6, R6);
// int => mem
STD(R6, SREG, 0);
// float <= mem
LFD(fpr.V(tempregs[i]), SREG, 0);
FCFID(fpr.V(tempregs[i]), fpr.V(tempregs[i]));
FRSP(fpr.V(tempregs[i]), fpr.V(tempregs[i]));
if (mult != 1.0f)
FMULS(fpr.V(tempregs[i]), fpr.V(tempregs[i]), FPR5);
}
//Break();
for (int i = 0; i < n; ++i) {
if (dregs[i] != tempregs[i]) {
fpr.MapDirtyInV(dregs[i], tempregs[i]);
FMR(fpr.V(dregs[i]), fpr.V(tempregs[i]));
}
}
ApplyPrefixD(dregs, sz);
fpr.ReleaseSpillLocksAndDiscardTemps();
}
void Jit::Comp_Vh2f(MIPSOpcode op) {