llvm/llvm/include/llvm/MCA/Stages/Stage.h

//===---------------------- Stage.h -----------------------------*- 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
//
//===----------------------------------------------------------------------===//
/// \file
///
/// This file defines a stage.
/// A chain of stages compose an instruction pipeline.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_MCA_STAGES_STAGE_H
#define LLVM_MCA_STAGES_STAGE_H

#include "llvm/MCA/HWEventListener.h"
#include "llvm/Support/Error.h"
#include <set>

namespace llvm {
namespace mca {

class InstRef;

class Stage { … };

/// This is actually not an error but a marker to indicate that
/// the instruction stream is paused.
struct InstStreamPause : public ErrorInfo<InstStreamPause> { … };
} // namespace mca
} // namespace llvm
#endif // LLVM_MCA_STAGES_STAGE_H