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32 lines
992 B
C++
32 lines
992 B
C++
//===- X86MacroFusion.h - X86 Macro Fusion --------------------------------===//
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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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//
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/// \file This file contains the X86 definition of the DAG scheduling mutation
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/// to pair instructions back to back.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_X86_X86MACROFUSION_H
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#define LLVM_LIB_TARGET_X86_X86MACROFUSION_H
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#include <memory>
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namespace llvm {
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class ScheduleDAGMutation;
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/// Note that you have to add:
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/// DAG.addMutation(createX86MacroFusionDAGMutation());
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/// to X86PassConfig::createMachineScheduler() to have an effect.
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std::unique_ptr<ScheduleDAGMutation>
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createX86MacroFusionDAGMutation();
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} // end namespace llvm
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#endif
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