llvm-project/llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp

43 lines
1.3 KiB
C++

//===-- llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp - Call lowering ---===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements the lowering of LLVM calls to machine code calls for
/// GlobalISel.
///
//===----------------------------------------------------------------------===//
#include "AMDGPUCallLowering.h"
#include "AMDGPUISelLowering.h"
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
using namespace llvm;
#ifndef LLVM_BUILD_GLOBAL_ISEL
#error "This shouldn't be built without GISel"
#endif
AMDGPUCallLowering::AMDGPUCallLowering(const AMDGPUTargetLowering &TLI)
: CallLowering(&TLI) {
}
bool AMDGPUCallLowering::lowerReturn(MachineIRBuilder &MIRBuilder,
const Value *Val, unsigned VReg) const {
return true;
}
bool AMDGPUCallLowering::lowerFormalArguments(
MachineIRBuilder &MIRBuilder, const Function::ArgumentListType &Args,
ArrayRef<unsigned> VRegs) const {
// TODO: Implement once there are generic loads/stores.
return true;
}