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43 lines
1.8 KiB
C++
43 lines
1.8 KiB
C++
//===-- sanitizer_thread_safety.h -------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is shared between sanitizer tools.
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//
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// Wrappers around thread safety annotations.
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// https://clang.llvm.org/docs/ThreadSafetyAnalysis.html
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_THREAD_SAFETY_H
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#define SANITIZER_THREAD_SAFETY_H
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#if defined(__clang__)
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# define THREAD_ANNOTATION(x) __attribute__((x))
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#else
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# define THREAD_ANNOTATION(x)
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#endif
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#define MUTEX THREAD_ANNOTATION(capability("mutex"))
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#define SCOPED_LOCK THREAD_ANNOTATION(scoped_lockable)
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#define GUARDED_BY(x) THREAD_ANNOTATION(guarded_by(x))
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#define PT_GUARDED_BY(x) THREAD_ANNOTATION(pt_guarded_by(x))
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#define REQUIRES(...) THREAD_ANNOTATION(requires_capability(__VA_ARGS__))
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#define REQUIRES_SHARED(...) \
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THREAD_ANNOTATION(requires_shared_capability(__VA_ARGS__))
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#define ACQUIRE(...) THREAD_ANNOTATION(acquire_capability(__VA_ARGS__))
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#define ACQUIRE_SHARED(...) \
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THREAD_ANNOTATION(acquire_shared_capability(__VA_ARGS__))
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#define TRY_ACQUIRE(...) THREAD_ANNOTATION(try_acquire_capability(__VA_ARGS__))
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#define RELEASE(...) THREAD_ANNOTATION(release_capability(__VA_ARGS__))
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#define RELEASE_SHARED(...) \
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THREAD_ANNOTATION(release_shared_capability(__VA_ARGS__))
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#define EXCLUDES(...) THREAD_ANNOTATION(locks_excluded(__VA_ARGS__))
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#define CHECK_LOCKED(...) THREAD_ANNOTATION(assert_capability(__VA_ARGS__))
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#define NO_THREAD_SAFETY_ANALYSIS THREAD_ANNOTATION(no_thread_safety_analysis)
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#endif
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