| //===- llvm/lib/Target/ARM/ARMCallLowering.h - Call lowering ----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| /// \file |
| /// This file describes how to lower LLVM calls to machine code calls. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_ARM_ARMCALLLOWERING_H |
| #define LLVM_LIB_TARGET_ARM_ARMCALLLOWERING_H |
| |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/CodeGen/GlobalISel/CallLowering.h" |
| #include "llvm/IR/CallingConv.h" |
| #include <cstdint> |
| #include <functional> |
| |
| namespace llvm { |
| |
| class ARMTargetLowering; |
| class MachineFunction; |
| class MachineInstrBuilder; |
| class MachineIRBuilder; |
| class Value; |
| |
| class ARMCallLowering : public CallLowering { |
| public: |
| ARMCallLowering(const ARMTargetLowering &TLI); |
| |
| bool lowerReturn(MachineIRBuilder &MIRBuilder, const Value *Val, |
| ArrayRef<Register> VRegs, |
| FunctionLoweringInfo &FLI) const override; |
| |
| bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F, |
| ArrayRef<ArrayRef<Register>> VRegs, |
| FunctionLoweringInfo &FLI) const override; |
| |
| bool lowerCall(MachineIRBuilder &MIRBuilder, |
| CallLoweringInfo &Info) const override; |
| |
| private: |
| bool lowerReturnVal(MachineIRBuilder &MIRBuilder, const Value *Val, |
| ArrayRef<Register> VRegs, |
| MachineInstrBuilder &Ret) const; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif // LLVM_LIB_TARGET_ARM_ARMCALLLOWERING_H |