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Add support for clang's ThreadSafetyAnalysis

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This commit is contained in:
seelabs
2022-06-01 15:06:48 -04:00
committed by Nik Bougalis
parent e46d2bcf27
commit f55913dcee
3 changed files with 70 additions and 0 deletions
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1
Builds/CMake/RippledCore.cmake
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@@ -157,6 +157,7 @@ install (
src/ripple/basics/safe_cast.h
src/ripple/basics/Slice.h
src/ripple/basics/StringUtilities.h
src/ripple/basics/ThreadSafetyAnalysis.h
src/ripple/basics/ToString.h
src/ripple/basics/UnorderedContainers.h
src/ripple/basics/XRPAmount.h

6
CMakeLists.txt
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@@ -21,6 +21,12 @@ if(Git_FOUND)
endif()
endif() #git
if (thread_safety_analysis)
add_compile_options(-Wthread-safety -D_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS -DRIPPLE_ENABLE_THREAD_SAFETY_ANNOTATIONS)
add_compile_options("-stdlib=libc++")
add_link_options("-stdlib=libc++")
endif()
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/Builds/CMake")
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/Builds/CMake/deps")

63
src/ripple/basics/ThreadSafetyAnalysis.h Normal file
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@@ -0,0 +1,63 @@
#ifndef RIPPLE_BASICS_THREAD_SAFTY_ANALYSIS_H_INCLUDED
#define RIPPLE_BASICS_THREAD_SAFTY_ANALYSIS_H_INCLUDED
#ifdef RIPPLE_ENABLE_THREAD_SAFETY_ANNOTATIONS
#define THREAD_ANNOTATION_ATTRIBUTE__(x) __attribute__((x))
#else
#define THREAD_ANNOTATION_ATTRIBUTE__(x) // no-op
#endif
#define CAPABILITY(x) THREAD_ANNOTATION_ATTRIBUTE__(capability(x))
#define SCOPED_CAPABILITY THREAD_ANNOTATION_ATTRIBUTE__(scoped_lockable)
#define GUARDED_BY(x) THREAD_ANNOTATION_ATTRIBUTE__(guarded_by(x))
#define PT_GUARDED_BY(x) THREAD_ANNOTATION_ATTRIBUTE__(pt_guarded_by(x))
#define ACQUIRED_BEFORE(...) \
THREAD_ANNOTATION_ATTRIBUTE__(acquired_before(__VA_ARGS__))
#define ACQUIRED_AFTER(...) \
THREAD_ANNOTATION_ATTRIBUTE__(acquired_after(__VA_ARGS__))
#define REQUIRES(...) \
THREAD_ANNOTATION_ATTRIBUTE__(requires_capability(__VA_ARGS__))
#define REQUIRES_SHARED(...) \
THREAD_ANNOTATION_ATTRIBUTE__(requires_shared_capability(__VA_ARGS__))
#define ACQUIRE(...) \
THREAD_ANNOTATION_ATTRIBUTE__(acquire_capability(__VA_ARGS__))
#define ACQUIRE_SHARED(...) \
THREAD_ANNOTATION_ATTRIBUTE__(acquire_shared_capability(__VA_ARGS__))
#define RELEASE(...) \
THREAD_ANNOTATION_ATTRIBUTE__(release_capability(__VA_ARGS__))
#define RELEASE_SHARED(...) \
THREAD_ANNOTATION_ATTRIBUTE__(release_shared_capability(__VA_ARGS__))
#define RELEASE_GENERIC(...) \
THREAD_ANNOTATION_ATTRIBUTE__(release_generic_capability(__VA_ARGS__))
#define TRY_ACQUIRE(...) \
THREAD_ANNOTATION_ATTRIBUTE__(try_acquire_capability(__VA_ARGS__))
#define TRY_ACQUIRE_SHARED(...) \
THREAD_ANNOTATION_ATTRIBUTE__(try_acquire_shared_capability(__VA_ARGS__))
#define EXCLUDES(...) THREAD_ANNOTATION_ATTRIBUTE__(locks_excluded(__VA_ARGS__))
#define ASSERT_CAPABILITY(x) THREAD_ANNOTATION_ATTRIBUTE__(assert_capability(x))
#define ASSERT_SHARED_CAPABILITY(x) \
THREAD_ANNOTATION_ATTRIBUTE__(assert_shared_capability(x))
#define RETURN_CAPABILITY(x) THREAD_ANNOTATION_ATTRIBUTE__(lock_returned(x))
#define NO_THREAD_SAFETY_ANALYSIS \
THREAD_ANNOTATION_ATTRIBUTE__(no_thread_safety_analysis)
#endif