1 //===- SampleProfile.h - SamplePGO pass ---------- --------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 /// \file 10 /// This file provides the interface for the sampled PGO loader pass. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_TRANSFORMS_IPO_SAMPLEPROFILE_H 15 #define LLVM_TRANSFORMS_IPO_SAMPLEPROFILE_H 16 17 #include "llvm/ADT/IntrusiveRefCntPtr.h" 18 #include "llvm/IR/PassManager.h" 19 #include "llvm/Pass.h" 20 #include "llvm/Support/CommandLine.h" 21 #include <string> 22 23 namespace llvm { 24 25 class Module; 26 27 extern cl::opt<int> SampleHotCallSiteThreshold; 28 extern cl::opt<int> SampleColdCallSiteThreshold; 29 extern cl::opt<int> ProfileInlineGrowthLimit; 30 extern cl::opt<int> ProfileInlineLimitMin; 31 extern cl::opt<int> ProfileInlineLimitMax; 32 extern cl::opt<bool> SortProfiledSCC; 33 34 namespace vfs { 35 class FileSystem; 36 } // namespace vfs 37 38 /// The sample profiler data loader pass. 39 class SampleProfileLoaderPass : public PassInfoMixin<SampleProfileLoaderPass> { 40 public: 41 SampleProfileLoaderPass( 42 std::string File = "", std::string RemappingFile = "", 43 ThinOrFullLTOPhase LTOPhase = ThinOrFullLTOPhase::None, 44 IntrusiveRefCntPtr<vfs::FileSystem> FS = nullptr); 45 46 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 47 48 private: 49 std::string ProfileFileName; 50 std::string ProfileRemappingFileName; 51 const ThinOrFullLTOPhase LTOPhase; 52 IntrusiveRefCntPtr<vfs::FileSystem> FS; 53 }; 54 55 } // end namespace llvm 56 57 #endif // LLVM_TRANSFORMS_IPO_SAMPLEPROFILE_H 58