diff options
Diffstat (limited to 'src/mercury/include/mercury_thread_annotation.h')
-rw-r--r-- | src/mercury/include/mercury_thread_annotation.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/mercury/include/mercury_thread_annotation.h b/src/mercury/include/mercury_thread_annotation.h new file mode 100644 index 0000000..f8613a4 --- /dev/null +++ b/src/mercury/include/mercury_thread_annotation.h @@ -0,0 +1,39 @@ +/* + * Copyright (C) 2013-2020 Argonne National Laboratory, Department of Energy, + * UChicago Argonne, LLC and The HDF Group. + * All rights reserved. + * + * The full copyright notice, including terms governing use, modification, + * and redistribution, is contained in the COPYING file that can be + * found at the root of the source code distribution tree. + */ + +#ifndef MERCURY_THREAD_ANNOTATION_H +#define MERCURY_THREAD_ANNOTATION_H + +/* Enable thread safety attributes only with clang. + * The attributes can be safely erased when compiling with other compilers. */ +#if defined(__clang__) && (__clang_major__ > 3) +#define HG_THREAD_ANNOTATION_ATTRIBUTE__(x) __attribute__((x)) +#else +#define HG_THREAD_ANNOTATION_ATTRIBUTE__(x) // no-op +#endif + +#define HG_LOCK_CAPABILITY(x) HG_THREAD_ANNOTATION_ATTRIBUTE__(capability(x)) + +#define HG_LOCK_ACQUIRE(...) HG_THREAD_ANNOTATION_ATTRIBUTE__(acquire_capability(__VA_ARGS__)) + +#define HG_LOCK_ACQUIRE_SHARED(...) HG_THREAD_ANNOTATION_ATTRIBUTE__(acquire_shared_capability(__VA_ARGS__)) + +#define HG_LOCK_RELEASE(...) HG_THREAD_ANNOTATION_ATTRIBUTE__(release_capability(__VA_ARGS__)) + +#define HG_LOCK_RELEASE_SHARED(...) HG_THREAD_ANNOTATION_ATTRIBUTE__(release_shared_capability(__VA_ARGS__)) + +#define HG_LOCK_TRY_ACQUIRE(...) HG_THREAD_ANNOTATION_ATTRIBUTE__(try_acquire_capability(__VA_ARGS__)) + +#define HG_LOCK_TRY_ACQUIRE_SHARED(...) \ + HG_THREAD_ANNOTATION_ATTRIBUTE__(try_acquire_shared_capability(__VA_ARGS__)) + +#define HG_LOCK_NO_THREAD_SAFETY_ANALYSIS HG_THREAD_ANNOTATION_ATTRIBUTE__(no_thread_safety_analysis) + +#endif /* MERCURY_THREAD_ANNOTATION_H */ |