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#pragma once
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#endif
//===- ScheduleDAGMutation.h - MachineInstr Scheduling ----------*- 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 implements the ScheduleDAGMutation class, which represents
// a target-specific mutation of the dependency graph for scheduling.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_SCHEDULEDAGMUTATION_H
#define LLVM_CODEGEN_SCHEDULEDAGMUTATION_H
namespace llvm {
class ScheduleDAGInstrs;
/// Mutate the DAG as a postpass after normal DAG building.
class ScheduleDAGMutation {
virtual void anchor();
public:
virtual ~ScheduleDAGMutation() = default;
virtual void apply(ScheduleDAGInstrs *DAG) = 0;
};
} // end namespace llvm
#endif // LLVM_CODEGEN_SCHEDULEDAGMUTATION_H
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
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