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 | |
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 | |