diff options
Diffstat (limited to 'lib/Target/X86/X86TargetTransformInfo.cpp')
| -rw-r--r-- | lib/Target/X86/X86TargetTransformInfo.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/Target/X86/X86TargetTransformInfo.cpp b/lib/Target/X86/X86TargetTransformInfo.cpp index fe94079fd869..11ba7025e1b7 100644 --- a/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/lib/Target/X86/X86TargetTransformInfo.cpp @@ -1383,6 +1383,8 @@ int X86TTIImpl::getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy, return BaseT::getCmpSelInstrCost(Opcode, ValTy, CondTy, I); } +unsigned X86TTIImpl::getAtomicMemIntrinsicMaxElementSize() const { return 16; } + int X86TTIImpl::getIntrinsicInstrCost(Intrinsic::ID IID, Type *RetTy, ArrayRef<Type *> Tys, FastMathFlags FMF, unsigned ScalarizationCostPassed) { @@ -2176,6 +2178,17 @@ int X86TTIImpl::getGatherScatterOpCost(unsigned Opcode, Type *SrcVTy, return getGSVectorCost(Opcode, SrcVTy, Ptr, Alignment, AddressSpace); } +bool X86TTIImpl::isLSRCostLess(TargetTransformInfo::LSRCost &C1, + TargetTransformInfo::LSRCost &C2) { + // X86 specific here are "instruction number 1st priority". + return std::tie(C1.Insns, C1.NumRegs, C1.AddRecCost, + C1.NumIVMuls, C1.NumBaseAdds, + C1.ScaleCost, C1.ImmCost, C1.SetupCost) < + std::tie(C2.Insns, C2.NumRegs, C2.AddRecCost, + C2.NumIVMuls, C2.NumBaseAdds, + C2.ScaleCost, C2.ImmCost, C2.SetupCost); +} + bool X86TTIImpl::isLegalMaskedLoad(Type *DataTy) { Type *ScalarTy = DataTy->getScalarType(); int DataWidth = isa<PointerType>(ScalarTy) ? |