1 //===- Transforms/Instrumentation/InstrProfiling.h --------------*- 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 /// \file 9 /// This file provides the interface for LLVM's PGO Instrumentation lowering 10 /// pass. 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_INSTRPROFILING_H 14 #define LLVM_TRANSFORMS_INSTRUMENTATION_INSTRPROFILING_H 15 16 #include "llvm/IR/PassManager.h" 17 #include "llvm/Transforms/Instrumentation.h" 18 19 namespace llvm { 20 21 class TargetLibraryInfo; 22 /// Instrumentation based profiling lowering pass. This pass lowers 23 /// the profile instrumented code generated by FE or the IR based 24 /// instrumentation pass. 25 class InstrProfilingLoweringPass 26 : public PassInfoMixin<InstrProfilingLoweringPass> { 27 const InstrProfOptions Options = {}; 28 // Is this lowering for the context-sensitive instrumentation. 29 const bool IsCS = false; 30 31 public: 32 InstrProfilingLoweringPass() = default; 33 InstrProfilingLoweringPass(const InstrProfOptions &Options, bool IsCS = false) Options(Options)34 : Options(Options), IsCS(IsCS) {} 35 36 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 37 }; 38 } // end namespace llvm 39 40 #endif // LLVM_TRANSFORMS_INSTRUMENTATION_INSTRPROFILING_H 41