Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 1 | # CMake build for CompilerRT. |
| 2 | # |
| 3 | # This build assumes that CompilerRT is checked out into the |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 4 | # 'projects/compiler-rt' inside of an LLVM tree. |
| 5 | # Standalone build system for CompilerRT is not yet ready. |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 6 | # |
| 7 | # An important constraint of the build is that it only produces libraries |
| 8 | # based on the ability of the host toolchain to target various platforms. |
| 9 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 10 | # Check if compiler-rt is built as a standalone project. |
| 11 | if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 12 | project(CompilerRT C CXX ASM) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 13 | set(COMPILER_RT_STANDALONE_BUILD TRUE) |
| 14 | else() |
| 15 | set(COMPILER_RT_STANDALONE_BUILD FALSE) |
| 16 | endif() |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 17 | |
Chandler Carruth | a765ffc | 2012-06-25 08:40:10 +0000 | [diff] [blame] | 18 | # The CompilerRT build system requires CMake version 2.8.8 or higher in order |
| 19 | # to use its support for building convenience "libraries" as a collection of |
| 20 | # .o files. This is particularly useful in producing larger, more complex |
| 21 | # runtime libraries. |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 22 | if (NOT MSVC) |
| 23 | cmake_minimum_required(VERSION 2.8.8) |
| 24 | else() |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 25 | # Version 2.8.12.1 is required to build with Visual Studio 2013. |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 26 | cmake_minimum_required(VERSION 2.8.12.1) |
| 27 | endif() |
| 28 | |
| 29 | # FIXME: It may be removed when we use 2.8.12. |
| 30 | if(CMAKE_VERSION VERSION_LESS 2.8.12) |
| 31 | # Invalidate a couple of keywords. |
| 32 | set(cmake_2_8_12_INTERFACE) |
| 33 | set(cmake_2_8_12_PRIVATE) |
| 34 | else() |
| 35 | # Use ${cmake_2_8_12_KEYWORD} intead of KEYWORD in target_link_libraries(). |
| 36 | set(cmake_2_8_12_INTERFACE INTERFACE) |
| 37 | set(cmake_2_8_12_PRIVATE PRIVATE) |
| 38 | if(POLICY CMP0022) |
| 39 | cmake_policy(SET CMP0022 NEW) # automatic when 2.8.12 is required |
| 40 | endif() |
| 41 | endif() |
Chandler Carruth | a765ffc | 2012-06-25 08:40:10 +0000 | [diff] [blame] | 42 | |
Alexey Samsonov | c349466 | 2013-10-01 12:52:15 +0000 | [diff] [blame] | 43 | # Top level target used to build all compiler-rt libraries. |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 44 | add_custom_target(compiler-rt ALL) |
Alexey Samsonov | c349466 | 2013-10-01 12:52:15 +0000 | [diff] [blame] | 45 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 46 | option(COMPILER_RT_BUILD_BUILTINS "Build builtins" ON) |
| 47 | mark_as_advanced(COMPILER_RT_BUILD_BUILTINS) |
| 48 | option(COMPILER_RT_BUILD_SANITIZERS "Build sanitizers" ON) |
| 49 | mark_as_advanced(COMPILER_RT_BUILD_SANITIZERS) |
| 50 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 51 | if (NOT COMPILER_RT_STANDALONE_BUILD) |
| 52 | # Compute the Clang version from the LLVM version. |
| 53 | # FIXME: We should be able to reuse CLANG_VERSION variable calculated |
| 54 | # in Clang cmake files, instead of copying the rules here. |
| 55 | string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" CLANG_VERSION |
| 56 | ${PACKAGE_VERSION}) |
| 57 | # Setup the paths where compiler-rt runtimes and headers should be stored. |
| 58 | set(COMPILER_RT_OUTPUT_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}) |
| 59 | set(COMPILER_RT_EXEC_OUTPUT_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) |
| 60 | set(COMPILER_RT_INSTALL_PATH lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION}) |
| 61 | option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." |
| 62 | ${LLVM_INCLUDE_TESTS}) |
| 63 | option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" |
| 64 | ${LLVM_ENABLE_WERROR}) |
| 65 | # Use just-built Clang to compile/link tests on all platforms, except for |
| 66 | # Windows where we need to use clang-cl instead. |
| 67 | if(NOT MSVC) |
| 68 | set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 69 | else() |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 70 | set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang.exe) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 71 | endif() |
| 72 | else() |
| 73 | # Take output dir and install path from the user. |
| 74 | set(COMPILER_RT_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR} CACHE PATH |
| 75 | "Path where built compiler-rt libraries should be stored.") |
| 76 | set(COMPILER_RT_EXEC_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR}/bin CACHE PATH |
| 77 | "Path where built compiler-rt executables should be stored.") |
| 78 | set(COMPILER_RT_INSTALL_PATH ${CMAKE_INSTALL_PREFIX} CACHE PATH |
| 79 | "Path where built compiler-rt libraries should be installed.") |
| 80 | option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." OFF) |
| 81 | option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" OFF) |
| 82 | # Use a host compiler to compile/link tests. |
| 83 | set(COMPILER_RT_TEST_COMPILER ${CMAKE_C_COMPILER} CACHE PATH "Compiler to use for testing") |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 84 | |
| 85 | if (NOT LLVM_CONFIG_PATH) |
| 86 | find_program(LLVM_CONFIG_PATH "llvm-config" |
| 87 | DOC "Path to llvm-config binary") |
| 88 | if (NOT LLVM_CONFIG_PATH) |
| 89 | message(FATAL_ERROR "llvm-config not found: specify LLVM_CONFIG_PATH") |
| 90 | endif() |
| 91 | endif() |
| 92 | execute_process( |
| 93 | COMMAND ${LLVM_CONFIG_PATH} "--obj-root" "--bindir" "--libdir" "--src-root" |
| 94 | RESULT_VARIABLE HAD_ERROR |
| 95 | OUTPUT_VARIABLE CONFIG_OUTPUT) |
| 96 | if (HAD_ERROR) |
| 97 | message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}") |
| 98 | endif() |
| 99 | string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" CONFIG_OUTPUT ${CONFIG_OUTPUT}) |
| 100 | list(GET CONFIG_OUTPUT 0 LLVM_BINARY_DIR) |
| 101 | list(GET CONFIG_OUTPUT 1 LLVM_TOOLS_BINARY_DIR) |
| 102 | list(GET CONFIG_OUTPUT 2 LLVM_LIBRARY_DIR) |
| 103 | list(GET CONFIG_OUTPUT 3 LLVM_MAIN_SRC_DIR) |
| 104 | |
| 105 | # Make use of LLVM CMake modules. |
| 106 | file(TO_CMAKE_PATH ${LLVM_BINARY_DIR} LLVM_BINARY_DIR_CMAKE_STYLE) |
| 107 | set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR_CMAKE_STYLE}/share/llvm/cmake") |
| 108 | list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}") |
| 109 | # Get some LLVM variables from LLVMConfig. |
| 110 | include("${LLVM_CMAKE_PATH}/LLVMConfig.cmake") |
| 111 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 112 | set(LLVM_LIBRARY_OUTPUT_INTDIR |
| 113 | ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX}) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 114 | |
| 115 | # Find Python interpreter. |
| 116 | set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5) |
| 117 | include(FindPythonInterp) |
| 118 | if(NOT PYTHONINTERP_FOUND) |
| 119 | message(FATAL_ERROR " |
| 120 | Unable to find Python interpreter required testing. Please install Python |
| 121 | or specify the PYTHON_EXECUTABLE CMake variable.") |
| 122 | endif() |
| 123 | |
| 124 | # Define default arguments to lit. |
| 125 | set(LIT_ARGS_DEFAULT "-sv") |
| 126 | if (MSVC OR XCODE) |
| 127 | set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") |
| 128 | endif() |
| 129 | set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") |
| 130 | endif() |
| 131 | |
| 132 | if("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang[+]*$") |
| 133 | set(COMPILER_RT_TEST_COMPILER_ID Clang) |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 134 | elseif("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang.*.exe$") |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 135 | set(COMPILER_RT_TEST_COMPILER_ID Clang) |
| 136 | else() |
| 137 | set(COMPILER_RT_TEST_COMPILER_ID GNU) |
| 138 | endif() |
| 139 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 140 | set(COMPILER_RT_DEFAULT_TARGET_TRIPLE ${TARGET_TRIPLE} CACHE STRING |
| 141 | "Default triple for which compiler-rt runtimes will be built.") |
| 142 | if(DEFINED COMPILER_RT_TEST_TARGET_TRIPLE) |
| 143 | # Backwards compatibility: this variable used to be called |
| 144 | # COMPILER_RT_TEST_TARGET_TRIPLE. |
| 145 | set(COMPILER_RT_DEFAULT_TARGET_TRIPLE ${COMPILER_RT_TEST_TARGET_TRIPLE}) |
| 146 | endif() |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 147 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 148 | string(REPLACE "-" ";" TARGET_TRIPLE_LIST ${COMPILER_RT_DEFAULT_TARGET_TRIPLE}) |
| 149 | list(GET TARGET_TRIPLE_LIST 0 COMPILER_RT_DEFAULT_TARGET_ARCH) |
| 150 | list(GET TARGET_TRIPLE_LIST 1 COMPILER_RT_DEFAULT_TARGET_OS) |
| 151 | list(GET TARGET_TRIPLE_LIST 2 COMPILER_RT_DEFAULT_TARGET_ABI) |
| 152 | # Determine if test target triple is specified explicitly, and doesn't match the |
| 153 | # default. |
| 154 | if(NOT COMPILER_RT_DEFAULT_TARGET_TRIPLE STREQUAL TARGET_TRIPLE) |
| 155 | set(COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE TRUE) |
| 156 | else() |
| 157 | set(COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE FALSE) |
| 158 | endif() |
| 159 | |
| 160 | if ("${COMPILER_RT_DEFAULT_TARGET_ABI}" STREQUAL "androideabi") |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 161 | set(ANDROID 1) |
| 162 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 163 | |
| 164 | string(TOLOWER ${CMAKE_SYSTEM_NAME} COMPILER_RT_OS_DIR) |
| 165 | set(COMPILER_RT_LIBRARY_OUTPUT_DIR |
| 166 | ${COMPILER_RT_OUTPUT_DIR}/lib/${COMPILER_RT_OS_DIR}) |
Alexey Samsonov | e16af95 | 2013-01-20 13:58:10 +0000 | [diff] [blame] | 167 | set(COMPILER_RT_LIBRARY_INSTALL_DIR |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 168 | ${COMPILER_RT_INSTALL_PATH}/lib/${COMPILER_RT_OS_DIR}) |
Alexey Samsonov | e16af95 | 2013-01-20 13:58:10 +0000 | [diff] [blame] | 169 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 170 | # Add path for custom compiler-rt modules. |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 171 | set(CMAKE_MODULE_PATH |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 172 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake" |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 173 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules" |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 174 | ${CMAKE_MODULE_PATH} |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 175 | ) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 176 | include(CompilerRTUtils) |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 177 | |
| 178 | set(COMPILER_RT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) |
Alexey Samsonov | dd6605e | 2013-06-06 12:35:48 +0000 | [diff] [blame] | 179 | set(COMPILER_RT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 180 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 181 | # We support running instrumented tests when we're not cross compiling |
| 182 | # and target a UNIX-like system or Windows. |
| 183 | # We can run tests on Android even when we are cross-compiling. |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 184 | if(("${CMAKE_HOST_SYSTEM}" STREQUAL "${CMAKE_SYSTEM}" AND (UNIX OR WIN32)) OR ANDROID |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 185 | OR COMPILER_RT_EMULATOR) |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 186 | option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" ON) |
Alexey Samsonov | d7d7b5f | 2012-12-27 13:19:23 +0000 | [diff] [blame] | 187 | else() |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 188 | option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" OFF) |
Alexey Samsonov | d7d7b5f | 2012-12-27 13:19:23 +0000 | [diff] [blame] | 189 | endif() |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 190 | |
Peter Collingbourne | 7e8db74 | 2013-10-25 23:03:34 +0000 | [diff] [blame] | 191 | option(COMPILER_RT_DEBUG "Build runtimes with full debug info" OFF) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 192 | option(COMPILER_RT_EXTERNALIZE_DEBUGINFO |
| 193 | "Generate dSYM files and strip executables and libraries (Darwin Only)" OFF) |
Peter Collingbourne | 7e8db74 | 2013-10-25 23:03:34 +0000 | [diff] [blame] | 194 | # COMPILER_RT_DEBUG_PYBOOL is used by lit.common.configured.in. |
| 195 | pythonize_bool(COMPILER_RT_DEBUG) |
| 196 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 197 | #================================ |
| 198 | # Setup Compiler Flags |
| 199 | #================================ |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 200 | include(CheckIncludeFile) |
| 201 | check_include_file(unwind.h HAVE_UNWIND_H) |
| 202 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 203 | include(config-ix) |
| 204 | |
| 205 | if(MSVC) |
| 206 | append_string_if(COMPILER_RT_HAS_W3_FLAG /W3 CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
Alexey Samsonov | 275ca01 | 2012-11-08 14:49:28 +0000 | [diff] [blame] | 207 | else() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 208 | append_string_if(COMPILER_RT_HAS_WALL_FLAG -Wall CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
Hans Wennborg | c1f1af7 | 2013-08-27 01:24:01 +0000 | [diff] [blame] | 209 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 210 | if(COMPILER_RT_ENABLE_WERROR) |
| 211 | append_string_if(COMPILER_RT_HAS_WERROR_FLAG -Werror CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
| 212 | append_string_if(COMPILER_RT_HAS_WX_FLAG /WX CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
| 213 | endif() |
| 214 | |
| 215 | append_string_if(COMPILER_RT_HAS_STD_CXX11_FLAG -std=c++11 CMAKE_CXX_FLAGS) |
| 216 | |
| 217 | # Emulate C99 and C++11's __func__ for MSVC prior to 2013 CTP. |
| 218 | if(NOT COMPILER_RT_HAS_FUNC_SYMBOL) |
| 219 | add_definitions(-D__func__=__FUNCTION__) |
| 220 | endif() |
| 221 | |
| 222 | # Provide some common commmandline flags for Sanitizer runtimes. |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 223 | append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC SANITIZER_COMMON_CFLAGS) |
| 224 | append_list_if(COMPILER_RT_HAS_FNO_BUILTIN_FLAG -fno-builtin SANITIZER_COMMON_CFLAGS) |
| 225 | append_list_if(COMPILER_RT_HAS_FNO_EXCEPTIONS_FLAG -fno-exceptions SANITIZER_COMMON_CFLAGS) |
| 226 | append_list_if(COMPILER_RT_HAS_FOMIT_FRAME_POINTER_FLAG -fomit-frame-pointer SANITIZER_COMMON_CFLAGS) |
| 227 | append_list_if(COMPILER_RT_HAS_FUNWIND_TABLES_FLAG -funwind-tables SANITIZER_COMMON_CFLAGS) |
| 228 | append_list_if(COMPILER_RT_HAS_FNO_STACK_PROTECTOR_FLAG -fno-stack-protector SANITIZER_COMMON_CFLAGS) |
Pirama Arumuga Nainar | cdce50b | 2015-07-01 12:26:56 -0700 | [diff] [blame] | 229 | append_list_if(COMPILER_RT_HAS_FNO_SANITIZE_SAFE_STACK_FLAG -fno-sanitize=safe-stack SANITIZER_COMMON_CFLAGS) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 230 | append_list_if(COMPILER_RT_HAS_FVISIBILITY_HIDDEN_FLAG -fvisibility=hidden SANITIZER_COMMON_CFLAGS) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 231 | append_list_if(COMPILER_RT_HAS_FVISIBILITY_INLINES_HIDDEN_FLAG -fvisibility-inlines-hidden SANITIZER_COMMON_CFLAGS) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 232 | append_list_if(COMPILER_RT_HAS_FNO_FUNCTION_SECTIONS_FLAG -fno-function-sections SANITIZER_COMMON_CFLAGS) |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 233 | append_list_if(COMPILER_RT_HAS_FNO_LTO_FLAG -fno-lto SANITIZER_COMMON_CFLAGS) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 234 | |
| 235 | if(MSVC) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 236 | # Replace the /M[DT][d] flags with /MT, and strip any definitions of _DEBUG, |
| 237 | # which cause definition mismatches at link time. |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 238 | # FIXME: In fact, sanitizers should support both /MT and /MD, see PR20214. |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 239 | if(COMPILER_RT_HAS_MT_FLAG) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 240 | foreach(flag_var |
| 241 | CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE |
| 242 | CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 243 | string(REGEX REPLACE "/M[DT]d" "/MT" ${flag_var} "${${flag_var}}") |
| 244 | string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") |
| 245 | string(REGEX REPLACE "/D_DEBUG" "" ${flag_var} "${${flag_var}}") |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 246 | endforeach() |
Hans Wennborg | c1f1af7 | 2013-08-27 01:24:01 +0000 | [diff] [blame] | 247 | endif() |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 248 | append_list_if(COMPILER_RT_HAS_Oy_FLAG /Oy- SANITIZER_COMMON_CFLAGS) |
| 249 | append_list_if(COMPILER_RT_HAS_GS_FLAG /GS- SANITIZER_COMMON_CFLAGS) |
Alexey Samsonov | 275ca01 | 2012-11-08 14:49:28 +0000 | [diff] [blame] | 250 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 251 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 252 | append_list_if(COMPILER_RT_DEBUG -DSANITIZER_DEBUG=1 SANITIZER_COMMON_CFLAGS) |
| 253 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 254 | # Build with optimization, unless we're in debug mode. If we're using MSVC, |
| 255 | # always respect the optimization flags set by CMAKE_BUILD_TYPE instead. |
| 256 | if(NOT COMPILER_RT_DEBUG AND NOT MSVC) |
| 257 | list(APPEND SANITIZER_COMMON_CFLAGS -O3) |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 258 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 259 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 260 | # Determine if we should restrict stack frame sizes. |
Pirama Arumuga Nainar | 259f706 | 2015-05-06 11:49:53 -0700 | [diff] [blame] | 261 | # Stack frames on PowerPC and Mips and in debug biuld can be much larger than |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 262 | # anticipated. |
| 263 | # FIXME: Fix all sanitizers and add -Wframe-larger-than to |
| 264 | # SANITIZER_COMMON_FLAGS |
| 265 | if(COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG AND NOT COMPILER_RT_DEBUG |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 266 | AND NOT ${COMPILER_RT_DEFAULT_TARGET_ARCH} MATCHES "powerpc|mips") |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 267 | set(SANITIZER_LIMIT_FRAME_SIZE TRUE) |
| 268 | else() |
| 269 | set(SANITIZER_LIMIT_FRAME_SIZE FALSE) |
| 270 | endif() |
| 271 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 272 | # Build sanitizer runtimes with debug info. |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 273 | if(COMPILER_RT_HAS_GLINE_TABLES_ONLY_FLAG AND NOT COMPILER_RT_DEBUG) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 274 | list(APPEND SANITIZER_COMMON_CFLAGS -gline-tables-only) |
| 275 | elseif(COMPILER_RT_HAS_G_FLAG) |
| 276 | list(APPEND SANITIZER_COMMON_CFLAGS -g) |
| 277 | elseif(COMPILER_RT_HAS_Zi_FLAG) |
| 278 | list(APPEND SANITIZER_COMMON_CFLAGS /Zi) |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 279 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 280 | |
| 281 | # Turn off several warnings. |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 282 | append_list_if(COMPILER_RT_HAS_WGNU_FLAG -Wno-gnu SANITIZER_COMMON_CFLAGS) |
| 283 | append_list_if(COMPILER_RT_HAS_WVARIADIC_MACROS_FLAG -Wno-variadic-macros SANITIZER_COMMON_CFLAGS) |
| 284 | append_list_if(COMPILER_RT_HAS_WC99_EXTENSIONS_FLAG -Wno-c99-extensions SANITIZER_COMMON_CFLAGS) |
| 285 | append_list_if(COMPILER_RT_HAS_WNON_VIRTUAL_DTOR_FLAG -Wno-non-virtual-dtor SANITIZER_COMMON_CFLAGS) |
| 286 | append_list_if(COMPILER_RT_HAS_WD4146_FLAG /wd4146 SANITIZER_COMMON_CFLAGS) |
| 287 | append_list_if(COMPILER_RT_HAS_WD4291_FLAG /wd4291 SANITIZER_COMMON_CFLAGS) |
| 288 | append_list_if(COMPILER_RT_HAS_WD4391_FLAG /wd4391 SANITIZER_COMMON_CFLAGS) |
| 289 | append_list_if(COMPILER_RT_HAS_WD4722_FLAG /wd4722 SANITIZER_COMMON_CFLAGS) |
| 290 | append_list_if(COMPILER_RT_HAS_WD4800_FLAG /wd4800 SANITIZER_COMMON_CFLAGS) |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 291 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 292 | if(APPLE AND SANITIZER_MIN_OSX_VERSION VERSION_LESS "10.9") |
| 293 | # Mac OS X prior to 10.9 had problems with exporting symbols from |
| 294 | # libc++/libc++abi. |
| 295 | set(SANITIZER_CAN_USE_CXXABI FALSE) |
| 296 | else() |
| 297 | set(SANITIZER_CAN_USE_CXXABI TRUE) |
Alexey Samsonov | 0f7d4a4 | 2012-09-05 09:00:03 +0000 | [diff] [blame] | 298 | endif() |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 299 | pythonize_bool(SANITIZER_CAN_USE_CXXABI) |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 300 | |
Alexey Samsonov | 2a529ad | 2013-04-11 15:49:52 +0000 | [diff] [blame] | 301 | add_subdirectory(include) |
| 302 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 303 | set(COMPILER_RT_LIBCXX_PATH ${LLVM_MAIN_SRC_DIR}/projects/libcxx) |
| 304 | if(EXISTS ${COMPILER_RT_LIBCXX_PATH}/) |
| 305 | set(COMPILER_RT_HAS_LIBCXX_SOURCES TRUE) |
| 306 | else() |
| 307 | set(COMPILER_RT_HAS_LIBCXX_SOURCES FALSE) |
Alexey Samsonov | 38a61aa | 2013-08-29 10:49:04 +0000 | [diff] [blame] | 308 | endif() |
Chandler Carruth | d865fec | 2012-08-29 02:27:54 +0000 | [diff] [blame] | 309 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 310 | set(COMPILER_RT_LLD_PATH ${LLVM_MAIN_SRC_DIR}/tools/lld) |
| 311 | if(EXISTS ${COMPILER_RT_LLD_PATH}/) |
| 312 | set(COMPILER_RT_HAS_LLD_SOURCES TRUE) |
| 313 | else() |
| 314 | set(COMPILER_RT_HAS_LLD_SOURCES FALSE) |
| 315 | endif() |
| 316 | pythonize_bool(COMPILER_RT_HAS_LLD_SOURCES) |
| 317 | |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 318 | add_subdirectory(lib) |
| 319 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 320 | if(COMPILER_RT_INCLUDE_TESTS) |
| 321 | add_subdirectory(unittests) |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame] | 322 | add_subdirectory(test) |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 323 | endif() |