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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-06-23 18:00:52 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-06-23 18:00:52 +0000 |
| commit | d5f91fd883818274379b338501def7ceb8e107fe (patch) | |
| tree | 6402b9e5e10a7ca8642ce2a994db8793aaa997ee /llvm/lib | |
| parent | c4d3d3a16e99feca884fb35c85c65fe06232310f (diff) | |
| download | bcm5719-llvm-d5f91fd883818274379b338501def7ceb8e107fe.tar.gz bcm5719-llvm-d5f91fd883818274379b338501def7ceb8e107fe.zip | |
R600: Select is not expensive.
llvm-svn: 211518
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/R600/AMDGPUISelLowering.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp index 3bde6e1c8f2..0cfbf6bcf1e 100644 --- a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp +++ b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp @@ -361,6 +361,9 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) : setSchedulingPreference(Sched::RegPressure); setJumpIsExpensive(true); + setSelectIsExpensive(false); + PredictableSelectIsExpensive = false; + // There are no integer divide instructions, and these expand to a pretty // large sequence of instructions. setIntDivIsCheap(false); @@ -383,6 +386,10 @@ MVT AMDGPUTargetLowering::getVectorIdxTy() const { return MVT::i32; } +bool AMDGPUTargetLowering::isSelectSupported(SelectSupportKind SelType) const { + return true; +} + // The backend supports 32 and 64 bit floating point immediates. // FIXME: Why are we reporting vectors of FP immediates as legal? bool AMDGPUTargetLowering::isFPImmLegal(const APFloat &Imm, EVT VT) const { |
