llvm/llvm/include/llvm/CodeGen/ScheduleHazardRecognizer.h

//=- llvm/CodeGen/ScheduleHazardRecognizer.h - Scheduling Support -*- 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 ScheduleHazardRecognizer class, which implements
// hazard-avoidance heuristics for scheduling.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_SCHEDULEHAZARDRECOGNIZER_H
#define LLVM_CODEGEN_SCHEDULEHAZARDRECOGNIZER_H

namespace llvm {

class MachineInstr;
class SUnit;

/// HazardRecognizer - This determines whether or not an instruction can be
/// issued this cycle, and whether or not a noop needs to be inserted to handle
/// the hazard.
class ScheduleHazardRecognizer { … };

} // end namespace llvm

#endif // LLVM_CODEGEN_SCHEDULEHAZARDRECOGNIZER_H