1 //===--- ProfileList.h - ProfileList filter ---------------------*- 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 // User-provided filters include/exclude profile instrumentation in certain 10 // functions. 11 // 12 //===----------------------------------------------------------------------===// 13 #ifndef LLVM_CLANG_BASIC_PROFILELIST_H 14 #define LLVM_CLANG_BASIC_PROFILELIST_H 15 16 #include "clang/Basic/CodeGenOptions.h" 17 #include "clang/Basic/LLVM.h" 18 #include "clang/Basic/SourceLocation.h" 19 #include "llvm/ADT/ArrayRef.h" 20 #include "llvm/ADT/StringRef.h" 21 #include <memory> 22 #include <optional> 23 24 namespace clang { 25 26 class ProfileSpecialCaseList; 27 28 class ProfileList { 29 public: 30 /// Represents if an how something should be excluded from profiling. 31 enum ExclusionType { 32 /// Profiling is allowed. 33 Allow, 34 /// Profiling is skipped using the \p skipprofile attribute. 35 Skip, 36 /// Profiling is forbidden using the \p noprofile attribute. 37 Forbid, 38 }; 39 40 private: 41 std::unique_ptr<ProfileSpecialCaseList> SCL; 42 const bool Empty; 43 SourceManager &SM; 44 std::optional<ExclusionType> inSection(StringRef Section, StringRef Prefix, 45 StringRef Query) const; 46 47 public: 48 ProfileList(ArrayRef<std::string> Paths, SourceManager &SM); 49 ~ProfileList(); 50 isEmpty()51 bool isEmpty() const { return Empty; } 52 ExclusionType getDefault(CodeGenOptions::ProfileInstrKind Kind) const; 53 54 std::optional<ExclusionType> 55 isFunctionExcluded(StringRef FunctionName, 56 CodeGenOptions::ProfileInstrKind Kind) const; 57 std::optional<ExclusionType> 58 isLocationExcluded(SourceLocation Loc, 59 CodeGenOptions::ProfileInstrKind Kind) const; 60 std::optional<ExclusionType> 61 isFileExcluded(StringRef FileName, 62 CodeGenOptions::ProfileInstrKind Kind) const; 63 }; 64 65 } // namespace clang 66 67 #endif 68