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llvm-mirror/lib/Target/AMDGPU/AMDGPUCallLowering.h
Tom Stellard 383448325b AMDGPU: Add skeleton GlobalIsel implementation
Summary:
This adds the necessary target code to be able to run the ir translator.
Lowering function arguments and returns is a nop and there is no support
for RegBankSelect.

Reviewers: arsenm, qcolombet

Subscribers: arsenm, joker.eph, vkalintiris, llvm-commits

Differential Revision: http://reviews.llvm.org/D19077

llvm-svn: 266356
2016-04-14 19:09:28 +00:00

37 lines
1.2 KiB
C++

//===- lib/Target/AMDGPU/AMDGPUCallLowering.h - Call lowering -*- 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 describes how to lower LLVM calls to machine code calls.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUCALLLOWERING_H
#define LLVM_LIB_TARGET_AMDGPU_AMDGPUCALLLOWERING_H
#include "llvm/CodeGen/GlobalISel/CallLowering.h"
namespace llvm {
class AMDGPUTargetLowering;
class AMDGPUCallLowering: public CallLowering {
public:
AMDGPUCallLowering(const AMDGPUTargetLowering &TLI);
bool lowerReturn(MachineIRBuilder &MIRBuiler, const Value *Val,
unsigned VReg) const override;
bool
lowerFormalArguments(MachineIRBuilder &MIRBuilder,
const Function::ArgumentListType &Args,
const SmallVectorImpl<unsigned> &VRegs) const override;
};
} // End of namespace llvm;
#endif