xref: /openbsd-src/gnu/llvm/compiler-rt/lib/tsan/rtl/tsan_ignoreset.h (revision 810390e339a5425391477d5d41c78d7cab2424ac)
13cab2bb3Spatrick //===-- tsan_ignoreset.h ----------------------------------------*- C++ -*-===//
23cab2bb3Spatrick //
33cab2bb3Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
43cab2bb3Spatrick // See https://llvm.org/LICENSE.txt for license information.
53cab2bb3Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
63cab2bb3Spatrick //
73cab2bb3Spatrick //===----------------------------------------------------------------------===//
83cab2bb3Spatrick //
93cab2bb3Spatrick // This file is a part of ThreadSanitizer (TSan), a race detector.
103cab2bb3Spatrick //
113cab2bb3Spatrick // IgnoreSet holds a set of stack traces where ignores were enabled.
123cab2bb3Spatrick //===----------------------------------------------------------------------===//
133cab2bb3Spatrick #ifndef TSAN_IGNORESET_H
143cab2bb3Spatrick #define TSAN_IGNORESET_H
153cab2bb3Spatrick 
163cab2bb3Spatrick #include "tsan_defs.h"
173cab2bb3Spatrick 
183cab2bb3Spatrick namespace __tsan {
193cab2bb3Spatrick 
203cab2bb3Spatrick class IgnoreSet {
213cab2bb3Spatrick  public:
223cab2bb3Spatrick   IgnoreSet();
23*810390e3Srobert   void Add(StackID stack_id);
Reset()24*810390e3Srobert   void Reset() { size_ = 0; }
Size()25*810390e3Srobert   uptr Size() const { return size_; }
26*810390e3Srobert   StackID At(uptr i) const;
273cab2bb3Spatrick 
283cab2bb3Spatrick  private:
29*810390e3Srobert   static constexpr uptr kMaxSize = 16;
303cab2bb3Spatrick   uptr size_;
31*810390e3Srobert   StackID stacks_[kMaxSize];
323cab2bb3Spatrick };
333cab2bb3Spatrick 
343cab2bb3Spatrick }  // namespace __tsan
353cab2bb3Spatrick 
363cab2bb3Spatrick #endif  // TSAN_IGNORESET_H
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