From 255f6a5f1a99afbf6110d67119754febb8016e88 Mon Sep 17 00:00:00 2001
From: Alexey Samsonov <samsonov@google.com>
Date: Thu, 13 Sep 2012 12:18:41 +0000
Subject: [PATCH] [TSan] Add initial support for buidling ThreadSanitizer
 runtime library with CMake (currently the only supported platfrom is 64-bit
 Linux). This patch makes 'clang++ -fthread-sanitizer' work for both clang in
 the build tree and installed clang

llvm-svn: 163789
---
 compiler-rt/lib/CMakeLists.txt          |  2 +-
 compiler-rt/lib/tsan/CMakeLists.txt     | 20 ++++++---
 compiler-rt/lib/tsan/rtl/CMakeLists.txt | 56 +++++++++++++++++++++++++
 3 files changed, 72 insertions(+), 6 deletions(-)
 create mode 100644 compiler-rt/lib/tsan/rtl/CMakeLists.txt

diff --git a/compiler-rt/lib/CMakeLists.txt b/compiler-rt/lib/CMakeLists.txt
index 1249aa00e7e8..02d58de0af5c 100644
--- a/compiler-rt/lib/CMakeLists.txt
+++ b/compiler-rt/lib/CMakeLists.txt
@@ -3,8 +3,8 @@
 add_subdirectory(asan)
 add_subdirectory(interception)
 add_subdirectory(sanitizer_common)
+add_subdirectory(tsan)
 
-# FIXME: Add support for tsan library.
 # FIXME: Add support for the profile library.
 
 # The top-level lib directory contains a large amount of C code which provides
diff --git a/compiler-rt/lib/tsan/CMakeLists.txt b/compiler-rt/lib/tsan/CMakeLists.txt
index acfb854d2606..fc20cd88b0d6 100644
--- a/compiler-rt/lib/tsan/CMakeLists.txt
+++ b/compiler-rt/lib/tsan/CMakeLists.txt
@@ -1,8 +1,18 @@
-# Build for the AddressSanitizer runtime support library.
+# Build for the ThreadSanitizer runtime support library.
 
-file(GLOB TSAN_SOURCES "*.cc")
+include_directories(..)
 
-if(CAN_TARGET_X86_64)
-  add_library(clang_rt.tsan-x86_64 STATIC ${TSAN_SOURCES})
-  set_target_properties(clang_rt.tsan-x86_64 PROPERTIES COMPILE_FLAGS "${TARGET_X86_64_CFLAGS}")
+set(TSAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
+# FIXME: Add support for compile flags:
+#   -Wframe-larger-than=512,
+#   -Wglobal-constructors,
+#   --sysroot=.
+
+if("${CMAKE_BUILD_TYPE}" EQUAL "Release")
+  set(TSAN_COMMON_DEFINITIONS DEBUG=0)
+else()
+  set(TSAN_COMMON_DEFINITIONS DEBUG=1)
 endif()
+
+add_subdirectory(rtl)
+# FIXME: Support TSan runtime tests, unit tests and output tests.
diff --git a/compiler-rt/lib/tsan/rtl/CMakeLists.txt b/compiler-rt/lib/tsan/rtl/CMakeLists.txt
new file mode 100644
index 000000000000..267c02a42397
--- /dev/null
+++ b/compiler-rt/lib/tsan/rtl/CMakeLists.txt
@@ -0,0 +1,56 @@
+set(TSAN_SOURCES
+  tsan_clock.cc
+  tsan_flags.cc
+  tsan_interceptors.cc
+  tsan_interface_ann.cc
+  tsan_interface_atomic.cc
+  tsan_interface.cc
+  tsan_md5.cc
+  tsan_mman.cc
+  tsan_mutex.cc
+  tsan_printf.cc
+  tsan_report.cc
+  tsan_rtl.cc
+  tsan_rtl_mutex.cc
+  tsan_rtl_report.cc
+  tsan_rtl_thread.cc
+  tsan_stat.cc
+  tsan_suppressions.cc
+  tsan_symbolize.cc
+  tsan_sync.cc
+  )
+
+if(APPLE)
+  list(APPEND TSAN_SOURCES tsan_platform_mac.cc)
+elseif(UNIX)
+  # Assume Linux
+  list(APPEND TSAN_SOURCES
+    tsan_platform_linux.cc
+    tsan_symbolize_addr2line_linux.cc)
+endif()
+
+set(TSAN_RUNTIME_LIBRARIES)
+# TSan is currently supported on 64-bit Linux only.
+if(CAN_TARGET_X86_64 AND UNIX AND NOT APPLE)
+  set(TSAN_ASM_SOURCES tsan_rtl_amd64.S)
+  # Pass ASM file directly to the C++ compiler.
+  set_source_files_properties(${TSAN_ASM_SOURCES} PROPERTIES
+    LANGUAGE CXX
+    )
+  add_library(clang_rt.tsan-x86_64 STATIC
+    ${TSAN_SOURCES}
+    ${TSAN_ASM_SOURCES}
+    $<TARGET_OBJECTS:RTInterception.x86_64>
+    $<TARGET_OBJECTS:RTSanitizerCommon.x86_64>
+    )
+  set_target_compile_flags(clang_rt.tsan-x86_64
+    ${TSAN_CFLAGS} ${TARGET_X864_64_CFLAGS}
+    )
+  list(APPEND TSAN_RUNTIME_LIBRARIES clang_rt.tsan-x86_64)
+endif()
+
+if(TSAN_RUNTIME_LIBRARIES)
+  set_property(TARGET ${TSAN_RUNTIME_LIBRARIES} APPEND PROPERTY
+    COMPILE_DEFINITIONS ${TSAN_COMMON_DEFINITIONS})
+  add_clang_compiler_rt_libraries(${TSAN_RUNTIME_LIBRARIES})
+endif()