llvm/llvm/include/llvm/CodeGen/MachineCombinerPattern.h

//===-- llvm/CodeGen/MachineCombinerPattern.h - Instruction pattern supported by
// combiner  ------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file defines instruction pattern supported by combiner
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_MACHINECOMBINERPATTERN_H
#define LLVM_CODEGEN_MACHINECOMBINERPATTERN_H

namespace llvm {

/// The combiner's goal may differ based on which pattern it is attempting
/// to optimize.
enum class CombinerObjective { … };

/// These are instruction patterns matched by the machine combiner pass.
enum MachineCombinerPattern : unsigned { … };

} // end namespace llvm

#endif