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Date:      Sat, 13 Feb 2016 14:59:55 +0000 (UTC)
From:      Dimitry Andric <dim@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org
Subject:   svn commit: r295594 - in vendor/compiler-rt/dist: . cmake/Modules lib/tsan lib/tsan/rtl test/msan test/tsan
Message-ID:  <201602131459.u1DExt1G050566@repo.freebsd.org>

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Author: dim
Date: Sat Feb 13 14:59:55 2016
New Revision: 295594
URL: https://svnweb.freebsd.org/changeset/base/295594

Log:
  Vendor import of compiler-rt release_38 branch r260756:
  https://llvm.org/svn/llvm-project/compiler-rt/branches/release_38@260756

Modified:
  vendor/compiler-rt/dist/CMakeLists.txt
  vendor/compiler-rt/dist/cmake/Modules/AddCompilerRT.cmake
  vendor/compiler-rt/dist/lib/tsan/CMakeLists.txt
  vendor/compiler-rt/dist/lib/tsan/rtl/tsan_suppressions.cc
  vendor/compiler-rt/dist/test/msan/fork.cc
  vendor/compiler-rt/dist/test/tsan/CMakeLists.txt
  vendor/compiler-rt/dist/test/tsan/lit.cfg
  vendor/compiler-rt/dist/test/tsan/lit.site.cfg.in

Modified: vendor/compiler-rt/dist/CMakeLists.txt
==============================================================================
--- vendor/compiler-rt/dist/CMakeLists.txt	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/CMakeLists.txt	Sat Feb 13 14:59:55 2016	(r295594)
@@ -66,8 +66,10 @@ if (NOT COMPILER_RT_STANDALONE_BUILD)
   # Windows where we need to use clang-cl instead.
   if(NOT MSVC)
     set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang)
+    set(COMPILER_RT_TEST_CXX_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++)
   else()
     set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang.exe)
+    set(COMPILER_RT_TEST_CXX_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++.exe)
   endif()
 else()
   # Take output dir and install path from the user.
@@ -81,6 +83,7 @@ else()
   option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" OFF)
   # Use a host compiler to compile/link tests.
   set(COMPILER_RT_TEST_COMPILER ${CMAKE_C_COMPILER} CACHE PATH "Compiler to use for testing")
+  set(COMPILER_RT_TEST_CXX_COMPILER ${CMAKE_CXX_COMPILER} CACHE PATH "C++ Compiler to use for testing")
 
   if (NOT LLVM_CONFIG_PATH)
     find_program(LLVM_CONFIG_PATH "llvm-config"

Modified: vendor/compiler-rt/dist/cmake/Modules/AddCompilerRT.cmake
==============================================================================
--- vendor/compiler-rt/dist/cmake/Modules/AddCompilerRT.cmake	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/cmake/Modules/AddCompilerRT.cmake	Sat Feb 13 14:59:55 2016	(r295594)
@@ -290,11 +290,12 @@ macro(add_custom_libcxx name prefix)
     SOURCE_DIR ${COMPILER_RT_LIBCXX_PATH}
     CMAKE_ARGS -DCMAKE_MAKE_PROGRAM:STRING=${CMAKE_MAKE_PROGRAM}
                -DCMAKE_C_COMPILER=${COMPILER_RT_TEST_COMPILER}
-               -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_COMPILER}
+               -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_CXX_COMPILER}
                -DCMAKE_C_FLAGS=${LIBCXX_CFLAGS}
                -DCMAKE_CXX_FLAGS=${LIBCXX_CFLAGS}
                -DCMAKE_BUILD_TYPE=Release
                -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
+               -DLLVM_PATH=${LLVM_MAIN_SRC_DIR}
     LOG_BUILD 1
     LOG_CONFIGURE 1
     LOG_INSTALL 1

Modified: vendor/compiler-rt/dist/lib/tsan/CMakeLists.txt
==============================================================================
--- vendor/compiler-rt/dist/lib/tsan/CMakeLists.txt	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/lib/tsan/CMakeLists.txt	Sat Feb 13 14:59:55 2016	(r295594)
@@ -204,10 +204,17 @@ endif()
 # Build libcxx instrumented with TSan.
 if(COMPILER_RT_HAS_LIBCXX_SOURCES AND
    COMPILER_RT_TEST_COMPILER_ID STREQUAL "Clang")
-  set(LIBCXX_PREFIX ${CMAKE_CURRENT_BINARY_DIR}/libcxx_tsan)
-  add_custom_libcxx(libcxx_tsan ${LIBCXX_PREFIX}
-    DEPS ${TSAN_RUNTIME_LIBRARIES}
-    CFLAGS -fsanitize=thread)
+  set(libcxx_tsan_deps)
+  foreach(arch ${TSAN_SUPPORTED_ARCH})
+    get_target_flags_for_arch(${arch} TARGET_CFLAGS)
+    set(LIBCXX_PREFIX ${CMAKE_CURRENT_BINARY_DIR}/libcxx_tsan_${arch})
+    add_custom_libcxx(libcxx_tsan_${arch} ${LIBCXX_PREFIX}
+      DEPS ${TSAN_RUNTIME_LIBRARIES}
+      CFLAGS ${TARGET_CFLAGS} -fsanitize=thread)
+    list(APPEND libcxx_tsan_deps libcxx_tsan_${arch})
+  endforeach()
+
+  add_custom_target(libcxx_tsan DEPENDS ${libcxx_tsan_deps})
 endif()
 
 if(COMPILER_RT_INCLUDE_TESTS)

Modified: vendor/compiler-rt/dist/lib/tsan/rtl/tsan_suppressions.cc
==============================================================================
--- vendor/compiler-rt/dist/lib/tsan/rtl/tsan_suppressions.cc	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/lib/tsan/rtl/tsan_suppressions.cc	Sat Feb 13 14:59:55 2016	(r295594)
@@ -159,8 +159,8 @@ void PrintMatchedSuppressions() {
   Printf("ThreadSanitizer: Matched %d suppressions (pid=%d):\n", hit_count,
          (int)internal_getpid());
   for (uptr i = 0; i < matched.size(); i++) {
-    Printf("%d %s:%s\n", matched[i]->hit_count, matched[i]->type,
-           matched[i]->templ);
+    Printf("%d %s:%s\n", atomic_load_relaxed(&matched[i]->hit_count),
+           matched[i]->type, matched[i]->templ);
   }
 }
 }  // namespace __tsan

Modified: vendor/compiler-rt/dist/test/msan/fork.cc
==============================================================================
--- vendor/compiler-rt/dist/test/msan/fork.cc	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/test/msan/fork.cc	Sat Feb 13 14:59:55 2016	(r295594)
@@ -4,6 +4,11 @@
 
 // RUN: %clangxx_msan -std=c++11 -fsanitize-memory-track-origins=2 -g -O3 %s -o %t
 // RUN: MSAN_OPTIONS=store_context_size=1000,origin_history_size=0,origin_history_per_stack_limit=0 %run %t |& FileCheck %s
+//
+// Big-endian mips64 currently hangs on this test. Mark it unsupported to allow
+// llvm-lit to finish. This also marks mips unsupported in most cases but msan
+// is already unsupported for 32-bit mips.
+// UNSUPPORTED: mips64-supported-target
 
 // Fun fact: if test output is redirected to a file (as opposed to
 // being piped directly to FileCheck), we may lose some "done"s due to

Modified: vendor/compiler-rt/dist/test/tsan/CMakeLists.txt
==============================================================================
--- vendor/compiler-rt/dist/test/tsan/CMakeLists.txt	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/test/tsan/CMakeLists.txt	Sat Feb 13 14:59:55 2016	(r295594)
@@ -14,9 +14,33 @@ else()
   set(TSAN_HAS_LIBCXX False)
 endif()
 
-configure_lit_site_cfg(
-  ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
-  ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg)
+set(TSAN_TESTSUITES)
+
+set(TSAN_TEST_ARCH ${TSAN_SUPPORTED_ARCH})
+if(APPLE)
+  darwin_filter_host_archs(TSAN_SUPPORTED_ARCH TSAN_TEST_ARCH)
+endif()
+
+foreach(arch ${TSAN_TEST_ARCH})
+  string(TOLOWER "-${arch}" TSAN_TEST_CONFIG_SUFFIX)
+  if(ANDROID OR ${arch} MATCHES "arm|aarch64")
+    # This is only true if we are cross-compiling.
+    # Build all tests with host compiler and use host tools.
+    set(TSAN_TEST_TARGET_CC ${COMPILER_RT_TEST_COMPILER})
+    set(TSAN_TEST_TARGET_CFLAGS ${COMPILER_RT_TEST_COMPILER_CFLAGS})
+  else()
+    get_target_flags_for_arch(${arch} TSAN_TEST_TARGET_CFLAGS)
+    string(REPLACE ";" " " TSAN_TEST_TARGET_CFLAGS "${TSAN_TEST_TARGET_CFLAGS}")
+  endif()
+
+  string(TOUPPER ${arch} ARCH_UPPER_CASE)
+  set(CONFIG_NAME ${ARCH_UPPER_CASE}Config)
+
+  configure_lit_site_cfg(
+    ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
+    ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg)
+  list(APPEND TSAN_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME})
+endforeach()
 
 if(COMPILER_RT_INCLUDE_TESTS)
   configure_lit_site_cfg(
@@ -26,6 +50,6 @@ if(COMPILER_RT_INCLUDE_TESTS)
 endif()
 
 add_lit_testsuite(check-tsan "Running ThreadSanitizer tests"
-  ${CMAKE_CURRENT_BINARY_DIR}
+  ${TSAN_TESTSUITES}
   DEPENDS ${TSAN_TEST_DEPS})
 set_target_properties(check-tsan PROPERTIES FOLDER "TSan tests")

Modified: vendor/compiler-rt/dist/test/tsan/lit.cfg
==============================================================================
--- vendor/compiler-rt/dist/test/tsan/lit.cfg	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/test/tsan/lit.cfg	Sat Feb 13 14:59:55 2016	(r295594)
@@ -12,7 +12,7 @@ def get_required_attr(config, attr_name)
   return attr_value
 
 # Setup config name.
-config.name = 'ThreadSanitizer'
+config.name = 'ThreadSanitizer' + config.name_suffix
 
 # Setup source root.
 config.test_source_root = os.path.dirname(__file__)
@@ -39,16 +39,18 @@ else:
   extra_cflags = []
 
 # Setup default compiler flags used with -fsanitize=thread option.
-clang_tsan_cflags = ["-fsanitize=thread",
-                     "-Wall",
-                     "-m64"] + config.debug_info_flags + extra_cflags
+clang_tsan_cflags = (["-fsanitize=thread",
+                      "-Wall"] +
+                      [config.target_cflags] +
+                      config.debug_info_flags +
+                      extra_cflags)
 clang_tsan_cxxflags = config.cxx_mode_flags + clang_tsan_cflags
 # Add additional flags if we're using instrumented libc++.
 # Instrumented libcxx currently not supported on Darwin.
 if config.has_libcxx and config.host_os != 'Darwin':
   # FIXME: Dehardcode this path somehow.
   libcxx_path = os.path.join(config.compiler_rt_obj_root, "lib",
-                             "tsan", "libcxx_tsan")
+                             "tsan", "libcxx_tsan_" + config.arch)
   libcxx_incdir = os.path.join(libcxx_path, "include", "c++", "v1")
   libcxx_libdir = os.path.join(libcxx_path, "lib")
   libcxx_so = os.path.join(libcxx_libdir, "libc++.so")

Modified: vendor/compiler-rt/dist/test/tsan/lit.site.cfg.in
==============================================================================
--- vendor/compiler-rt/dist/test/tsan/lit.site.cfg.in	Sat Feb 13 14:58:41 2016	(r295593)
+++ vendor/compiler-rt/dist/test/tsan/lit.site.cfg.in	Sat Feb 13 14:59:55 2016	(r295594)
@@ -1,7 +1,10 @@
 ## Autogenerated by LLVM/Clang configuration.
 # Do not edit!
 
+config.name_suffix = "@TSAN_TEST_CONFIG_SUFFIX@"
+config.arch = "@arch@"
 config.has_libcxx = @TSAN_HAS_LIBCXX@
+config.target_cflags = "@TSAN_TEST_TARGET_CFLAGS@"
 
 # Load common config for all compiler-rt lit tests.
 lit_config.load_config(config, "@COMPILER_RT_BINARY_DIR@/test/lit.common.configured")



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