llvm::WebAssemblyRegisterInfo Class Reference

#include "Target/WebAssembly/WebAssemblyRegisterInfo.h"

Inheritance diagram for llvm::WebAssemblyRegisterInfo:

Public Member Functions
	WebAssemblyRegisterInfo (const Triple &TT)
const MCPhysReg *	getCalleeSavedRegs (const MachineFunction *MF) const override
BitVector	getReservedRegs (const MachineFunction &MF) const override
bool	eliminateFrameIndex (MachineBasicBlock::iterator MI, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
Register	getFrameRegister (const MachineFunction &MF) const override
const TargetRegisterClass *	getPointerRegClass (unsigned Kind=0) const override
const uint32_t *	getNoPreservedMask () const override
const TargetRegisterClass *	getConstrainedRegClassForOperand (const MachineOperand &MO, const MachineRegisterInfo &MRI) const override

Detailed Description

Definition at line 28 of file WebAssemblyRegisterInfo.h.

Constructor & Destructor Documentation

WebAssemblyRegisterInfo()

WebAssemblyRegisterInfo::WebAssemblyRegisterInfo ( const Triple & TT )

explicit

Definition at line 34 of file WebAssemblyRegisterInfo.cpp.

Member Function Documentation

eliminateFrameIndex()

bool WebAssemblyRegisterInfo::eliminateFrameIndex ( MachineBasicBlock::iterator MI, int SPAdj, unsigned FIOperandNum, RegScavenger * RS = nullptr ) const

override

Definition at line 52 of file WebAssemblyRegisterInfo.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), llvm::MachineRegisterInfo::createVirtualRegister(), llvm::MachineFunction::getFrameInfo(), getFrameRegister(), llvm::MachineOperand::getImm(), llvm::MachineFrameInfo::getObjectOffset(), llvm::MachineFrameInfo::getObjectSize(), llvm::WebAssemblyFrameLowering::getOpcAdd(), llvm::WebAssemblyFrameLowering::getOpcConst(), llvm::TargetRegisterInfo::getPointerRegClass(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::MachineFrameInfo::getStackSize(), llvm::MachineFunction::getSubtarget(), llvm::MachineRegisterInfo::getTargetRegisterInfo(), llvm::MachineRegisterInfo::getUniqueVRegDef(), llvm::MachineRegisterInfo::hasOneNonDBGUse(), II, llvm::MachineOperand::isImm(), llvm::MachineOperand::isReg(), llvm::Register::isVirtual(), MBB, MI, llvm::Offset, llvm::MachineOperand::setImm(), and TII.

getCalleeSavedRegs()

const MCPhysReg * WebAssemblyRegisterInfo::getCalleeSavedRegs ( const MachineFunction * MF ) const

override

Definition at line 38 of file WebAssemblyRegisterInfo.cpp.

getConstrainedRegClassForOperand()

const TargetRegisterClass * WebAssemblyRegisterInfo::getConstrainedRegClassForOperand ( const MachineOperand & MO, const MachineRegisterInfo & MRI ) const

override

Definition at line 183 of file WebAssemblyRegisterInfo.cpp.

References assert(), llvm::cast(), llvm::dyn_cast(), llvm::MachineOperand::getReg(), getRegClassForBank(), llvm::MachineRegisterInfo::getRegClassOrRegBank(), llvm::PointerUnion< PTs >::isNull(), and llvm::MachineOperand::isReg().

getFrameRegister()

Register WebAssemblyRegisterInfo::getFrameRegister ( const MachineFunction & MF ) const

override

Definition at line 139 of file WebAssemblyRegisterInfo.cpp.

References llvm::WebAssemblyFunctionInfo::getFrameBaseVreg(), llvm::MachineFunction::getInfo(), and llvm::TargetFrameLowering::hasFP().

Referenced by eliminateFrameIndex().

getNoPreservedMask()

const uint32_t * llvm::WebAssemblyRegisterInfo::getNoPreservedMask ( ) const

inlineoverride

Definition at line 47 of file WebAssemblyRegisterInfo.h.

getPointerRegClass()

const TargetRegisterClass * WebAssemblyRegisterInfo::getPointerRegClass ( unsigned Kind = 0 ) const

override

Definition at line 153 of file WebAssemblyRegisterInfo.cpp.

References assert(), and llvm::Triple::wasm64.

getReservedRegs()

BitVector WebAssemblyRegisterInfo::getReservedRegs ( const MachineFunction & MF ) const

override

Definition at line 44 of file WebAssemblyRegisterInfo.cpp.

References llvm::Reserved.

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The documentation for this class was generated from the following files:

• lib/Target/WebAssembly/WebAssemblyRegisterInfo.h
• lib/Target/WebAssembly/WebAssemblyRegisterInfo.cpp