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50 lines
2.1 KiB
C++
50 lines
2.1 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 SANITIZER_THREAD_ANNOTATION(x) __attribute__((x))
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#else
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# define SANITIZER_THREAD_ANNOTATION(x)
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#endif
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#define SANITIZER_MUTEX SANITIZER_THREAD_ANNOTATION(capability("mutex"))
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#define SANITIZER_SCOPED_LOCK SANITIZER_THREAD_ANNOTATION(scoped_lockable)
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#define SANITIZER_GUARDED_BY(x) SANITIZER_THREAD_ANNOTATION(guarded_by(x))
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#define SANITIZER_PT_GUARDED_BY(x) SANITIZER_THREAD_ANNOTATION(pt_guarded_by(x))
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#define SANITIZER_REQUIRES(...) \
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SANITIZER_THREAD_ANNOTATION(requires_capability(__VA_ARGS__))
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#define SANITIZER_REQUIRES_SHARED(...) \
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SANITIZER_THREAD_ANNOTATION(requires_shared_capability(__VA_ARGS__))
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#define SANITIZER_ACQUIRE(...) \
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SANITIZER_THREAD_ANNOTATION(acquire_capability(__VA_ARGS__))
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#define SANITIZER_ACQUIRE_SHARED(...) \
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SANITIZER_THREAD_ANNOTATION(acquire_shared_capability(__VA_ARGS__))
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#define SANITIZER_TRY_ACQUIRE(...) \
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SANITIZER_THREAD_ANNOTATION(try_acquire_capability(__VA_ARGS__))
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#define SANITIZER_RELEASE(...) \
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SANITIZER_THREAD_ANNOTATION(release_capability(__VA_ARGS__))
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#define SANITIZER_RELEASE_SHARED(...) \
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SANITIZER_THREAD_ANNOTATION(release_shared_capability(__VA_ARGS__))
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#define SANITIZER_EXCLUDES(...) \
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SANITIZER_THREAD_ANNOTATION(locks_excluded(__VA_ARGS__))
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#define SANITIZER_CHECK_LOCKED(...) \
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SANITIZER_THREAD_ANNOTATION(assert_capability(__VA_ARGS__))
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#define SANITIZER_NO_THREAD_SAFETY_ANALYSIS \
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SANITIZER_THREAD_ANNOTATION(no_thread_safety_analysis)
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#endif
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