MachineSSAContext.cpp File Reference

This file defines a specialization of the GenericSSAContext<X> template class for Machine IR. More...

#include "llvm/CodeGen/MachineSSAContext.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Support/raw_ostream.h"

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Functions
static bool	isUndef (const MachineInstr &MI)

Detailed Description

This file defines a specialization of the GenericSSAContext<X> template class for Machine IR.

Definition in file MachineSSAContext.cpp.

Function Documentation

isUndef()

bool isUndef ( const MachineInstr & MI )

static

Definition at line 57 of file MachineSSAContext.cpp.

References MI.

Referenced by combineConcatVectorOfShuffleAndItsOperands(), combineTargetShuffle(), combineX86ShuffleChain(), CompactSwizzlableVector(), EltsFromConsecutiveLoads(), llvm::finalizeBundle(), llvm::ConstantStruct::get(), getGeneralPermuteNode(), getKnownUndefForVectorBinop(), llvm::HexagonInstrInfo::getPredReg(), llvm::HexagonInstrInfo::insertBranch(), llvm::SIInstrInfo::insertBranch(), LowerShift(), lowerV4X128Shuffle(), resolveTargetShuffleInputsAndMask(), and llvm::TargetLowering::SimplifyDemandedVectorElts().