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1//===- llvm/lib/Target/X86/X86CallLowering.h - Call lowering ----*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9/// \file10/// This file describes how to lower LLVM calls to machine code calls.11//12//===----------------------------------------------------------------------===//13 14#ifndef LLVM_LIB_TARGET_X86_X86CALLLOWERING_H15#define LLVM_LIB_TARGET_X86_X86CALLLOWERING_H16 17#include "llvm/CodeGen/GlobalISel/CallLowering.h"18#include <functional>19 20namespace llvm {21 22template <typename T> class ArrayRef;23class X86TargetLowering;24 25class X86CallLowering : public CallLowering {26public:27 X86CallLowering(const X86TargetLowering &TLI);28 29 bool lowerReturn(MachineIRBuilder &MIRBuilder, const Value *Val,30 ArrayRef<Register> VRegs,31 FunctionLoweringInfo &FLI) const override;32 33 bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,34 ArrayRef<ArrayRef<Register>> VRegs,35 FunctionLoweringInfo &FLI) const override;36 37 bool lowerCall(MachineIRBuilder &MIRBuilder,38 CallLoweringInfo &Info) const override;39 40 bool canLowerReturn(MachineFunction &MF, CallingConv::ID CallConv,41 SmallVectorImpl<BaseArgInfo> &Outs,42 bool IsVarArg) const override;43};44 45} // end namespace llvm46 47#endif // LLVM_LIB_TARGET_X86_X86CALLLOWERING_H48