1# Build for the ThreadSanitizer runtime support library.
2
3include_directories(..)
4
5set(TSAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
6# SANITIZER_COMMON_CFLAGS contains -fPIC, but it's performance-critical for
7# TSan runtime to be built with -fPIE to reduce the number of register spills.
8append_if(COMPILER_RT_HAS_FPIE_FLAG -fPIE TSAN_CFLAGS)
9append_no_rtti_flag(TSAN_CFLAGS)
10
11set(TSAN_RTL_CFLAGS ${TSAN_CFLAGS})
12append_if(COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG -Wframe-larger-than=512 TSAN_RTL_CFLAGS)
13append_if(COMPILER_RT_HAS_WGLOBAL_CONSTRUCTORS_FLAG -Wglobal-constructors TSAN_RTL_CFLAGS)
14# FIXME: Add support for --sysroot=. compile flag:
15
16if("${CMAKE_BUILD_TYPE}" EQUAL "Release")
17  set(TSAN_COMMON_DEFINITIONS DEBUG=0)
18else()
19  set(TSAN_COMMON_DEFINITIONS DEBUG=1)
20endif()
21
22set(TSAN_SOURCES
23  rtl/tsan_clock.cc
24  rtl/tsan_flags.cc
25  rtl/tsan_fd.cc
26  rtl/tsan_ignoreset.cc
27  rtl/tsan_interceptors.cc
28  rtl/tsan_interface_ann.cc
29  rtl/tsan_interface_atomic.cc
30  rtl/tsan_interface.cc
31  rtl/tsan_interface_java.cc
32  rtl/tsan_md5.cc
33  rtl/tsan_mman.cc
34  rtl/tsan_mutex.cc
35  rtl/tsan_mutexset.cc
36  rtl/tsan_report.cc
37  rtl/tsan_rtl.cc
38  rtl/tsan_rtl_mutex.cc
39  rtl/tsan_rtl_report.cc
40  rtl/tsan_rtl_thread.cc
41  rtl/tsan_stack_trace.cc
42  rtl/tsan_stat.cc
43  rtl/tsan_suppressions.cc
44  rtl/tsan_symbolize.cc
45  rtl/tsan_sync.cc)
46
47if(APPLE)
48  list(APPEND TSAN_SOURCES rtl/tsan_platform_mac.cc)
49elseif(UNIX)
50  # Assume Linux
51  list(APPEND TSAN_SOURCES
52    rtl/tsan_platform_linux.cc)
53endif()
54
55set(TSAN_HEADERS
56  rtl/tsan_clock.h
57  rtl/tsan_defs.h
58  rtl/tsan_dense_alloc.h
59  rtl/tsan_fd.h
60  rtl/tsan_flags.h
61  rtl/tsan_ignoreset.h
62  rtl/tsan_interface_ann.h
63  rtl/tsan_interface.h
64  rtl/tsan_interface_inl.h
65  rtl/tsan_interface_java.h
66  rtl/tsan_mman.h
67  rtl/tsan_mutex.h
68  rtl/tsan_mutexset.h
69  rtl/tsan_platform.h
70  rtl/tsan_report.h
71  rtl/tsan_rtl.h
72  rtl/tsan_stack_trace.h
73  rtl/tsan_stat.h
74  rtl/tsan_suppressions.h
75  rtl/tsan_symbolize.h
76  rtl/tsan_sync.h
77  rtl/tsan_trace.h
78  rtl/tsan_update_shadow_word_inl.h
79  rtl/tsan_vector.h)
80
81set(TSAN_RUNTIME_LIBRARIES)
82add_custom_target(tsan)
83# TSan is currently supported on 64-bit Linux only.
84if(CAN_TARGET_x86_64 AND UNIX AND NOT APPLE)
85  set(TSAN_ASM_SOURCES rtl/tsan_rtl_amd64.S)
86  # Pass ASM file directly to the C++ compiler.
87  set_source_files_properties(${TSAN_ASM_SOURCES} PROPERTIES
88    LANGUAGE C)
89  set(arch "x86_64")
90  add_compiler_rt_runtime(clang_rt.tsan-${arch} ${arch} STATIC
91    SOURCES ${TSAN_SOURCES} ${TSAN_ASM_SOURCES}
92            $<TARGET_OBJECTS:RTInterception.${arch}>
93            $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
94            $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
95    CFLAGS ${TSAN_RTL_CFLAGS}
96    DEFS ${TSAN_COMMON_DEFINITIONS})
97  list(APPEND TSAN_RUNTIME_LIBRARIES clang_rt.tsan-${arch})
98  add_sanitizer_rt_symbols(clang_rt.tsan-${arch} rtl/tsan.syms.extra)
99  add_dependencies(tsan clang_rt.tsan-${arch}
100    clang_rt.tsan-${arch}-symbols)
101endif()
102
103add_dependencies(compiler-rt tsan)
104
105# Build libcxx instrumented with TSan.
106if(COMPILER_RT_HAS_LIBCXX_SOURCES AND
107   COMPILER_RT_TEST_COMPILER_ID STREQUAL "Clang")
108  set(LIBCXX_PREFIX ${CMAKE_CURRENT_BINARY_DIR}/libcxx_tsan)
109  add_custom_libcxx(libcxx_tsan ${LIBCXX_PREFIX}
110    DEPS ${TSAN_RUNTIME_LIBRARIES}
111    CFLAGS -fsanitize=thread)
112endif()
113
114if(COMPILER_RT_INCLUDE_TESTS)
115  add_subdirectory(tests)
116endif()
117