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1//===-- sanitizer_thread_safety.h -------------------------------*- 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-exception6//7//===----------------------------------------------------------------------===//8//9// This file is shared between sanitizer tools.10//11// Wrappers around thread safety annotations.12// https://clang.llvm.org/docs/ThreadSafetyAnalysis.html13//===----------------------------------------------------------------------===//14 15#ifndef SANITIZER_THREAD_SAFETY_H16#define SANITIZER_THREAD_SAFETY_H17 18#if defined(__clang__)19# define SANITIZER_THREAD_ANNOTATION(x) __attribute__((x))20#else21# define SANITIZER_THREAD_ANNOTATION(x)22#endif23 24#define SANITIZER_MUTEX SANITIZER_THREAD_ANNOTATION(capability("mutex"))25#define SANITIZER_SCOPED_LOCK SANITIZER_THREAD_ANNOTATION(scoped_lockable)26#define SANITIZER_GUARDED_BY(x) SANITIZER_THREAD_ANNOTATION(guarded_by(x))27#define SANITIZER_PT_GUARDED_BY(x) SANITIZER_THREAD_ANNOTATION(pt_guarded_by(x))28#define SANITIZER_REQUIRES(...) \29 SANITIZER_THREAD_ANNOTATION(requires_capability(__VA_ARGS__))30#define SANITIZER_REQUIRES_SHARED(...) \31 SANITIZER_THREAD_ANNOTATION(requires_shared_capability(__VA_ARGS__))32#define SANITIZER_ACQUIRE(...) \33 SANITIZER_THREAD_ANNOTATION(acquire_capability(__VA_ARGS__))34#define SANITIZER_ACQUIRE_SHARED(...) \35 SANITIZER_THREAD_ANNOTATION(acquire_shared_capability(__VA_ARGS__))36#define SANITIZER_TRY_ACQUIRE(...) \37 SANITIZER_THREAD_ANNOTATION(try_acquire_capability(__VA_ARGS__))38#define SANITIZER_RELEASE(...) \39 SANITIZER_THREAD_ANNOTATION(release_capability(__VA_ARGS__))40#define SANITIZER_RELEASE_SHARED(...) \41 SANITIZER_THREAD_ANNOTATION(release_shared_capability(__VA_ARGS__))42#define SANITIZER_EXCLUDES(...) \43 SANITIZER_THREAD_ANNOTATION(locks_excluded(__VA_ARGS__))44#define SANITIZER_CHECK_LOCKED(...) \45 SANITIZER_THREAD_ANNOTATION(assert_capability(__VA_ARGS__))46#define SANITIZER_NO_THREAD_SAFETY_ANALYSIS \47 SANITIZER_THREAD_ANNOTATION(no_thread_safety_analysis)48 49#endif50