| 1 | //===- ARMMacroFusion.h - ARM Macro Fusion ------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | /// \file This file contains the ARM definition of the DAG scheduling mutation |
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| 10 | /// to pair instructions back to back. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #ifndef LLVM_LIB_TARGET_ARM_ARMMACROFUSION_H |
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| 15 | #define LLVM_LIB_TARGET_ARM_ARMMACROFUSION_H |
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| 16 | |
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| 17 | #include "llvm/CodeGen/MachineScheduler.h" |
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| 18 | |
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| 19 | namespace llvm { |
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| 20 | |
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| 21 | /// Note that you have to add: |
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| 22 | /// DAG.addMutation(createARMMacroFusionDAGMutation()); |
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| 23 | /// to ARMPassConfig::createMachineScheduler() to have an effect. |
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| 24 | std::unique_ptr<ScheduleDAGMutation> createARMMacroFusionDAGMutation(); |
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| 25 | |
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| 26 | } // llvm |
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| 27 | |
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| 28 | #endif |
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| 29 | |
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