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[ARM] Make fnabsx and ps_nabs quicker. Sleep deprivation got the better of me.

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This commit is contained in:
Ryan Houdek 2013-09-07 00:35:12 +00:00
parent ef05a14757
commit 67c65831bc
2 changed files with 4 additions and 12 deletions
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5
Source/Core/Core/Src/PowerPC/JitArm32/JitArm_FloatingPoint.cpp
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@ -60,11 +60,8 @@ void JitArm::fnabsx(UGeckoInstruction inst)
ARMReg vD = fpr.R0(inst.FD, false); ARMReg vD = fpr.R0(inst.FD, false);
ARMReg V0 = fpr.GetReg(); ARMReg V0 = fpr.GetReg();
// XXX: Could be done quicker
VABS(vD, vB); VABS(vD, vB);
VMOV(V0, vD); VNEG(vD, vD);
VSUB(vD, vD, V0);
VSUB(vD, vD, V0);
fpr.Unlock(V0); fpr.Unlock(V0);
if (inst.Rc) Helper_UpdateCR1(vD); if (inst.Rc) Helper_UpdateCR1(vD);

11
Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Paired.cpp
View File

@ -355,15 +355,10 @@ void JitArm::ps_nabs(UGeckoInstruction inst)
ARMReg vD1 = fpr.R1(d, false); ARMReg vD1 = fpr.R1(d, false);
ARMReg V0 = fpr.GetReg(); ARMReg V0 = fpr.GetReg();
// XXX: Could be done quicker
VABS(vD0, vB0); VABS(vD0, vB0);
VMOV(V0, vD0); VNEG(vD0, vD0);
VSUB(vD0, vD0, V0);
VSUB(vD0, vD0, V0);
VABS(vD1, vB1); VABS(vD1, vB1);
VMOV(V0, vD1); VNEG(vD1, vD1);
VSUB(vD1, vD1, V0);
VSUB(vD1, vD1, V0);
fpr.Unlock(V0); fpr.Unlock(V0);
} }