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      1 # Build for the ThreadSanitizer runtime support library.
      2 
      3 include_directories(..)
      4 
      5 set(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.
      8 append_if(COMPILER_RT_HAS_FPIE_FLAG -fPIE TSAN_CFLAGS)
      9 append_no_rtti_flag(TSAN_CFLAGS)
     10 
     11 set(TSAN_RTL_CFLAGS ${TSAN_CFLAGS})
     12 append_if(COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG -Wframe-larger-than=512 TSAN_RTL_CFLAGS)
     13 append_if(COMPILER_RT_HAS_WGLOBAL_CONSTRUCTORS_FLAG -Wglobal-constructors TSAN_RTL_CFLAGS)
     14 # FIXME: Add support for --sysroot=. compile flag:
     15 
     16 if("${CMAKE_BUILD_TYPE}" EQUAL "Release")
     17   set(TSAN_COMMON_DEFINITIONS DEBUG=0)
     18 else()
     19   set(TSAN_COMMON_DEFINITIONS DEBUG=1)
     20 endif()
     21 
     22 set(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 
     47 if(APPLE)
     48   list(APPEND TSAN_SOURCES rtl/tsan_platform_mac.cc)
     49 elseif(UNIX)
     50   # Assume Linux
     51   list(APPEND TSAN_SOURCES
     52     rtl/tsan_platform_linux.cc)
     53 endif()
     54 
     55 set(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 
     81 set(TSAN_RUNTIME_LIBRARIES)
     82 add_custom_target(tsan)
     83 # TSan is currently supported on 64-bit Linux only.
     84 if(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)
    101 endif()
    102 
    103 add_dependencies(compiler-rt tsan)
    104 
    105 # Build libcxx instrumented with TSan.
    106 if(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)
    112 endif()
    113 
    114 if(COMPILER_RT_INCLUDE_TESTS)
    115   add_subdirectory(tests)
    116 endif()
    117