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ARM Jit: Join adjacent vrot ops on ARM too

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This commit is contained in:
Henrik Rydgard 2014-12-07 12:07:54 +01:00
parent c2503b1406
commit 80ce45f9fb
2 changed files with 25 additions and 6 deletions
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29
Core/MIPS/ARM/ArmCompVFPU.cpp
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@ -1949,7 +1949,7 @@ namespace MIPSComp
for (int i = 0; i < n; i++) {
switch (what[i]) {
case 'C': VMOV(fpr.V(dregs[i]), S1); break;
case 'S': VMOV(fpr.V(dregs[i]), S0); break;
case 'S': if (negSin) VNEG(fpr.V(dregs[i]), S0); else VMOV(fpr.V(dregs[i]), S0); break;
case '0':
{
MOVI2F(fpr.V(dregs[i]), 0.0f, SCRATCHREG1);
@ -1980,8 +1980,21 @@ namespace MIPSComp
int n = GetNumVectorElements(sz);
u8 dregs[4];
u8 dregs2[4];
u32 nextOp = Memory::Read_Opcode_JIT(js.compilerPC + 4).encoding;
int vd2 = -1;
int imm2 = -1;
if ((nextOp >> 26) == 60 && ((nextOp >> 21) & 0x1F) == 29 && _VS == MIPS_GET_VS(nextOp)) {
// Pair of vrot. Let's join them.
vd2 = MIPS_GET_VD(nextOp);
imm2 = (nextOp >> 16) & 0x1f;
// NOTICE_LOG(JIT, "Joint VFPU at %08x", js.blockStart);
}
u8 sreg;
GetVectorRegs(dregs, sz, vd);
if (vd2 >= 0)
GetVectorRegs(dregs2, sz, vd2);
GetVectorRegs(&sreg, V_Single, vs);
int imm = (op >> 16) & 0x1f;
@ -1989,7 +2002,7 @@ namespace MIPSComp
gpr.FlushBeforeCall();
fpr.FlushAll();
bool negSin = (imm & 0x10) ? true : false;
bool negSin1 = (imm & 0x10) ? true : false;
fpr.MapRegV(sreg);
// We should write a custom pure-asm function instead.
@ -1999,12 +2012,18 @@ namespace MIPSComp
VMOV(R0, fpr.V(sreg));
#endif
// FlushBeforeCall saves R1.
QuickCallFunction(R1, negSin ? (void *)&SinCosNegSin : (void *)&SinCos);
QuickCallFunction(R1, negSin1 ? (void *)&SinCosNegSin : (void *)&SinCos);
#if !defined(__ARM_PCS_VFP)
// Returns D0 on hardfp and R0,R1 on softfp due to union joining the two floats
VMOV(D0, R0, R1);
#endif
CompVrotShuffle(dregs, imm, sz, negSin);
CompVrotShuffle(dregs, imm, sz, false);
if (vd2 != -1) {
// If the negsin setting differs between the two joint invocations, we need to flip the second one.
bool negSin2 = (imm2 & 0x10) ? true : false;
CompVrotShuffle(dregs2, imm2, sz, negSin1 != negSin2);
js.compilerPC += 4;
}
fpr.ReleaseSpillLocksAndDiscardTemps();
}
@ -2013,7 +2032,7 @@ namespace MIPSComp
NEON_IF_AVAILABLE(CompNEON_Vhoriz);
DISABLE;
// Do any games use these a noticable amount?
// Do any games use these a noticable amount? (apparently, some, like Grand Knights History)
switch ((op >> 16) & 31) {
case 6: // vfad
break;

2
UI/DevScreens.cpp
View File

@ -553,7 +553,7 @@ UI::EventReturn JitCompareScreen::OnRandomVFPUBlock(UI::EventParams &e) {
if (MIPSGetInfo(opcode) & IS_VFPU) {
char temp[256];
MIPSDisAsm(opcode, addr, temp);
INFO_LOG(HLE, "Stopping VFPU instruction: %s", temp);
// INFO_LOG(HLE, "Stopping VFPU instruction: %s", temp);
anyVFPU = true;
break;
}