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| author | rdivacky <rdivacky@FreeBSD.org> | 2009-11-04 14:58:56 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2009-11-04 14:58:56 +0000 |
| commit | 7ff99155c39edd73ebf1c6adfa023b1048fee9a4 (patch) | |
| tree | b4dc751bcee540346911aa4115729eff2f991657 /lib/Target/Alpha/AlphaISelLowering.cpp | |
| parent | d1f06de484602e72707476a6152974847bac1570 (diff) | |
| download | FreeBSD-src-7ff99155c39edd73ebf1c6adfa023b1048fee9a4.zip FreeBSD-src-7ff99155c39edd73ebf1c6adfa023b1048fee9a4.tar.gz | |
Update LLVM to r86025.
Diffstat (limited to 'lib/Target/Alpha/AlphaISelLowering.cpp')
| -rw-r--r-- | lib/Target/Alpha/AlphaISelLowering.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp index b3f865c..cb03a6f 100644 --- a/lib/Target/Alpha/AlphaISelLowering.cpp +++ b/lib/Target/Alpha/AlphaISelLowering.cpp @@ -157,11 +157,6 @@ AlphaTargetLowering::AlphaTargetLowering(TargetMachine &TM) setStackPointerRegisterToSaveRestore(Alpha::R30); - addLegalFPImmediate(APFloat(+0.0)); //F31 - addLegalFPImmediate(APFloat(+0.0f)); //F31 - addLegalFPImmediate(APFloat(-0.0)); //-F31 - addLegalFPImmediate(APFloat(-0.0f)); //-F31 - setJumpBufSize(272); setJumpBufAlignment(16); @@ -919,3 +914,13 @@ AlphaTargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const { // The Alpha target isn't yet aware of offsets. return false; } + +bool AlphaTargetLowering::isFPImmLegal(const APFloat &Imm, EVT VT) const { + if (VT != MVT::f32 && VT != MVT::f64) + return false; + // +0.0 F31 + // +0.0f F31 + // -0.0 -F31 + // -0.0f -F31 + return Imm.isZero() || Imm.isNegZero(); +} |
