add tsan shared library

compiler-rt/cmake/config-ix.cmake

@@ -737,6 +737,12 @@ else()
   set(COMPILER_RT_HAS_TSAN FALSE)
 endif()
 
+if (OS_NAME MATCHES "Linux|FreeBSD|Windows|NetBSD|SunOS")
+  set(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME TRUE)
+else()
+  set(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME FALSE)
+endif()
+
 if (COMPILER_RT_HAS_SANITIZER_COMMON AND UBSAN_SUPPORTED_ARCH AND
     OS_NAME MATCHES "Darwin|Linux|FreeBSD|NetBSD|Windows|Android|Fuchsia|SunOS")
   set(COMPILER_RT_HAS_UBSAN TRUE)

compiler-rt/lib/tsan/CMakeLists.txt

@@ -24,6 +24,12 @@ append_list_if(SANITIZER_LIMIT_FRAME_SIZE -Wframe-larger-than=530
 append_list_if(COMPILER_RT_HAS_WGLOBAL_CONSTRUCTORS_FLAG -Wglobal-constructors
                TSAN_RTL_CFLAGS)
 
+set(TSAN_RTL_DYNAMIC_CFLAGS ${TSAN_RTL_CFLAGS})
+list(REMOVE_ITEM TSAN_RTL_DYNAMIC_CFLAGS -fPIE)
+
+append_list_if(COMPILER_RT_HAS_LIBDL dl TSAN_DYNAMIC_LINK_LIBS)
+append_list_if(COMPILER_RT_HAS_LIBPTHREAD pthread TSAN_DYNAMIC_LINK_LIBS)
+
 set(TSAN_SOURCES
   rtl/tsan_clock.cpp
   rtl/tsan_debugging.cpp
@@ -40,7 +46,6 @@ set(TSAN_SOURCES
   rtl/tsan_md5.cpp
   rtl/tsan_mman.cpp
   rtl/tsan_mutexset.cpp
-  rtl/tsan_preinit.cpp
   rtl/tsan_report.cpp
   rtl/tsan_rtl.cpp
   rtl/tsan_rtl_mutex.cpp
@@ -58,6 +63,10 @@ set(TSAN_CXX_SOURCES
   rtl/tsan_new_delete.cpp
   )
 
+set(TSAN_PREINIT_SOURCES
+  rtl/tsan_preinit.cpp
+  )
+
 if(APPLE)
   list(APPEND TSAN_SOURCES
     rtl/tsan_interceptors_mac.cpp
@@ -238,7 +247,7 @@ else()
     add_compiler_rt_runtime(clang_rt.tsan
       STATIC
       ARCHS ${arch}
-      SOURCES ${TSAN_SOURCES} ${TSAN_ASM_SOURCES}
+      SOURCES ${TSAN_SOURCES} ${TSAN_ASM_SOURCES} ${TSAN_PREINIT_SOURCES}
               $<TARGET_OBJECTS:RTInterception.${arch}>
               $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
               $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
@@ -258,6 +267,20 @@ else()
       PARENT_TARGET tsan)
     list(APPEND TSAN_RUNTIME_LIBRARIES clang_rt.tsan-${arch}
                                        clang_rt.tsan_cxx-${arch})
+    add_compiler_rt_runtime(clang_rt.tsan
+      SHARED
+      ARCHS ${arch}
+      SOURCES ${TSAN_SOURCES} ${TSAN_ASM_SOURCES}
+              $<TARGET_OBJECTS:RTInterception.${arch}>
+              $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
+              $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
+              $<TARGET_OBJECTS:RTSanitizerCommonCoverage.${arch}>
+              $<TARGET_OBJECTS:RTSanitizerCommonSymbolizer.${arch}>
+              $<TARGET_OBJECTS:RTUbsan.${arch}>
+      ADDITIONAL_HEADERS ${TSAN_HEADERS}
+      CFLAGS ${TSAN_RTL_DYNAMIC_CFLAGS}
+      LINK_LIBS ${TSAN_DYNAMIC_LINK_LIBS}
+      PARENT_TARGET tsan)
     add_sanitizer_rt_symbols(clang_rt.tsan
       ARCHS ${arch}
       EXTRA rtl/tsan.syms.extra)

compiler-rt/test/tsan/CMakeLists.txt

@@ -17,7 +17,9 @@ else()
   set(TSAN_HAS_LIBCXX False)
 endif()
 
+set(TSAN_DYNAMIC_TEST_DEPS ${TSAN_TEST_DEPS})
 set(TSAN_TESTSUITES)
+set(TSAN_DYNAMIC_TESTSUITES)
 
 if (NOT DEFINED TSAN_TEST_DEFLAKE_THRESHOLD)
   set(TSAN_TEST_DEFLAKE_THRESHOLD "10")
@@ -49,6 +51,19 @@ foreach(arch ${TSAN_TEST_ARCH})
     ${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py
     )
   list(APPEND TSAN_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME})
+
+  if(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME)
+    string(TOLOWER "-${arch}-${OS_NAME}-dynamic" TSAN_TEST_CONFIG_SUFFIX)
+    set(CONFIG_NAME ${ARCH_UPPER_CASE}${OS_NAME}DynamicConfig)
+    configure_lit_site_cfg(
+      ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.py.in
+      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg.py
+      MAIN_CONFIG
+      ${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py
+      )
+    list(APPEND TSAN_DYNAMIC_TESTSUITES
+      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME})
+  endif()
 endforeach()
 
 # iOS and iOS simulator test suites
@@ -98,11 +113,27 @@ if(COMPILER_RT_INCLUDE_TESTS)
   configure_lit_site_cfg(
     ${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.site.cfg.py.in
     ${CMAKE_CURRENT_BINARY_DIR}/Unit/lit.site.cfg.py)
+  if(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME)
+    configure_lit_site_cfg(
+      ${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.site.cfg.py.in
+      ${CMAKE_CURRENT_BINARY_DIR}/Unit/dynamic/lit.site.cfg.py)
+  endif()
   list(APPEND TSAN_TEST_DEPS TsanUnitTests)
   list(APPEND TSAN_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/Unit)
+  if(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME)
+    list(APPEND TSAN_DYNAMIC_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/Unit/dynamic)
+  endif()
 endif()
 
 add_lit_testsuite(check-tsan "Running ThreadSanitizer tests"
   ${TSAN_TESTSUITES}
   DEPENDS ${TSAN_TEST_DEPS})
 set_target_properties(check-tsan PROPERTIES FOLDER "Compiler-RT Tests")
+
+if(COMPILER_RT_TSAN_HAS_STATIC_RUNTIME)
+  add_lit_testsuite(check-tsan-dynamic "Running the ThreadSanitizer tests with dynamic runtime"
+                    ${TSAN_DYNAMIC_TESTSUITES}
+                    EXCLUDE_FROM_CHECK_ALL
+                    DEPENDS ${TSAN_DYNAMIC_TEST_DEPS})
+  set_target_properties(check-tsan-dynamic PROPERTIES FOLDER "Compiler-RT Misc")
+endif()