//===-------------------- 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 &Inst, const MCInst &MCI); public: X86InstrPostProcess(const MCSubtargetInfo &STI, const MCInstrInfo &MCII) : InstrPostProcess(STI, MCII) {} ~X86InstrPostProcess() = default; void postProcessInstruction(std::unique_ptr &Inst, const MCInst &MCI) override; }; } // namespace mca } // namespace llvm #endif