44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
//===-------------------- X86CustomBehaviour.h ------------------*-C++ -* -===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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/// \file
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///
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/// This file defines the X86CustomBehaviour class which inherits from
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/// CustomBehaviour. This class is used by the tool llvm-mca to enforce
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/// target specific behaviour that is not expressed well enough in the
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/// scheduling model for mca to enforce it automatically.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_X86_MCA_X86CUSTOMBEHAVIOUR_H
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#define LLVM_LIB_TARGET_X86_MCA_X86CUSTOMBEHAVIOUR_H
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#include "llvm/MCA/CustomBehaviour.h"
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#include "llvm/TargetParser/TargetParser.h"
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namespace llvm {
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namespace mca {
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class X86InstrPostProcess : public InstrPostProcess {
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/// Called within X86InstrPostProcess to specify certain instructions
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/// as load and store barriers.
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void setMemBarriers(std::unique_ptr<Instruction> &Inst, const MCInst &MCI);
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public:
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X86InstrPostProcess(const MCSubtargetInfo &STI, const MCInstrInfo &MCII)
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: InstrPostProcess(STI, MCII) {}
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~X86InstrPostProcess() = default;
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void postProcessInstruction(std::unique_ptr<Instruction> &Inst,
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const MCInst &MCI) override;
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};
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} // namespace mca
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} // namespace llvm
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#endif
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