| //===-------------------- X86CustomBehaviour.h ------------------*-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 defines the X86CustomBehaviour class which inherits from |
| /// CustomBehaviour. This class is used by the tool llvm-mca to enforce |
| /// target specific behaviour that is not expressed well enough in the |
| /// scheduling model for mca to enforce it automatically. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_X86_MCA_X86CUSTOMBEHAVIOUR_H |
| #define LLVM_LIB_TARGET_X86_MCA_X86CUSTOMBEHAVIOUR_H |
| |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/MCA/CustomBehaviour.h" |
| #include "llvm/Support/TargetParser.h" |
| |
| namespace llvm { |
| namespace mca { |
| |
| class X86InstrPostProcess : public InstrPostProcess { |
| /// Called within X86InstrPostProcess to specify certain instructions |
| /// as load and store barriers. |
| void setMemBarriers(std::unique_ptr<Instruction> &Inst, const MCInst &MCI); |
| |
| public: |
| X86InstrPostProcess(const MCSubtargetInfo &STI, const MCInstrInfo &MCII) |
| : InstrPostProcess(STI, MCII) {} |
| |
| ~X86InstrPostProcess() = default; |
| |
| void postProcessInstruction(std::unique_ptr<Instruction> &Inst, |
| const MCInst &MCI) override; |
| }; |
| |
| } // namespace mca |
| } // namespace llvm |
| |
| #endif |