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Summary: This patch adds a macro fusion using CodeGen/MacroFusion.cpp to pair AES instructions back to back and adds FeatureFuseAES to enable the feature. Reviewers: evandro, javed.absar, rengolin, t.p.northover Reviewed By: javed.absar Subscribers: aemerson, mgorny, kristof.beyls, llvm-commits Differential Revision: https://reviews.llvm.org/D34142 llvm-svn: 305988
25 lines
839 B
C++
25 lines
839 B
C++
//===- ARMMacroFusion.h - ARM Macro Fusion ------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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/// \file This file contains the ARM 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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#include "llvm/CodeGen/MachineScheduler.h"
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namespace llvm {
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/// Note that you have to add:
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/// DAG.addMutation(createARMMacroFusionDAGMutation());
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/// to ARMPassConfig::createMachineScheduler() to have an effect.
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std::unique_ptr<ScheduleDAGMutation> createARMMacroFusionDAGMutation();
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} // llvm
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