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R600/SI: Cleanup code with ChangeToFPImmediate

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220063 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2014-10-17 18:00:41 +00:00
parent 84895bd2e6
commit bf5be3f989
1 changed files with 3 additions and 4 deletions
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7
lib/Target/R600/SIShrinkInstructions.cpp
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@ -153,10 +153,9 @@ static void foldImmediates(MachineInstr &MI, const SIInstrInfo *TII,
Src0->ChangeToImmediate(MovSrc.getImm());
ConstantFolded = true;
} else if (MovSrc.isFPImm()) {
const APFloat &APF = MovSrc.getFPImm()->getValueAPF();
if (&APF.getSemantics() == &APFloat::IEEEsingle) {
MRI.removeRegOperandFromUseList(Src0);
Src0->ChangeToImmediate(APF.bitcastToAPInt().getZExtValue());
const ConstantFP *CFP = MovSrc.getFPImm();
if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEsingle) {
Src0->ChangeToFPImmediate(CFP);
ConstantFolded = true;
}
}