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#pragma once 
 
#ifdef __GNUC__ 
#pragma GCC diagnostic push 
#pragma GCC diagnostic ignored "-Wunused-parameter" 
#endif 
 
//===- ReplayInlineAdvisor.h - Replay Inline Advisor interface -*- 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 
// 
//===----------------------------------------------------------------------===// 
// 
#ifndef LLVM_ANALYSIS_REPLAYINLINEADVISOR_H 
#define LLVM_ANALYSIS_REPLAYINLINEADVISOR_H 
 
#include "llvm/ADT/StringSet.h" 
#include "llvm/Analysis/InlineAdvisor.h" 
#include "llvm/IR/LLVMContext.h" 
 
namespace llvm { 
class BasicBlock; 
class CallBase; 
class Function; 
class Module; 
class OptimizationRemarkEmitter; 
 
/// Replay inline advisor that uses optimization remarks from inlining of 
/// previous build to guide current inlining. This is useful for inliner tuning. 
class ReplayInlineAdvisor : public InlineAdvisor { 
public: 
  ReplayInlineAdvisor(Module &M, FunctionAnalysisManager &FAM, 
                      LLVMContext &Context, 
                      std::unique_ptr<InlineAdvisor> OriginalAdvisor, 
                      StringRef RemarksFile, bool EmitRemarks); 
  std::unique_ptr<InlineAdvice> getAdviceImpl(CallBase &CB) override; 
  bool areReplayRemarksLoaded() const { return HasReplayRemarks; } 
 
private: 
  StringSet<> InlineSitesFromRemarks; 
  std::unique_ptr<InlineAdvisor> OriginalAdvisor; 
  bool HasReplayRemarks = false; 
  bool EmitRemarks = false; 
}; 
} // namespace llvm 
#endif // LLVM_ANALYSIS_REPLAYINLINEADVISOR_H 
 
#ifdef __GNUC__ 
#pragma GCC diagnostic pop 
#endif