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// WebAssemblyRegisterInfo.h - WebAssembly Register Information Impl -*- C++ -*-
// The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
/// \file
/// This file contains the WebAssembly implementation of the
/// WebAssemblyRegisterInfo class.
#include ""
namespace llvm {
class MachineFunction;
class RegScavenger;
class TargetRegisterClass;
class Triple;
class WebAssemblyRegisterInfo final : public WebAssemblyGenRegisterInfo {
const Triple &TT;
explicit WebAssemblyRegisterInfo(const Triple &TT);
// Code Generation virtual methods.
const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
BitVector getReservedRegs(const MachineFunction &MF) const override;
void eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
unsigned FIOperandNum,
RegScavenger *RS = nullptr) const override;
// Debug information queries.
unsigned getFrameRegister(const MachineFunction &MF) const override;
const TargetRegisterClass *
getPointerRegClass(const MachineFunction &MF,
unsigned Kind = 0) const override;
// This does not apply to wasm.
const uint32_t *getNoPreservedMask() const override { return nullptr; }
} // end namespace llvm