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) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 12 | project(CompilerRT C CXX) |
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() |
| 25 | # Version 2.8.12.1 is required to build with Visual Studion 2013. |
| 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 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 46 | if (NOT COMPILER_RT_STANDALONE_BUILD) |
| 47 | # Compute the Clang version from the LLVM version. |
| 48 | # FIXME: We should be able to reuse CLANG_VERSION variable calculated |
| 49 | # in Clang cmake files, instead of copying the rules here. |
| 50 | string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" CLANG_VERSION |
| 51 | ${PACKAGE_VERSION}) |
| 52 | # Setup the paths where compiler-rt runtimes and headers should be stored. |
| 53 | set(COMPILER_RT_OUTPUT_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}) |
| 54 | set(COMPILER_RT_EXEC_OUTPUT_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) |
| 55 | set(COMPILER_RT_INSTALL_PATH lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION}) |
| 56 | option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." |
| 57 | ${LLVM_INCLUDE_TESTS}) |
| 58 | option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" |
| 59 | ${LLVM_ENABLE_WERROR}) |
| 60 | # Use just-built Clang to compile/link tests on all platforms, except for |
| 61 | # Windows where we need to use clang-cl instead. |
| 62 | if(NOT MSVC) |
| 63 | set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 64 | else() |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 65 | set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang.exe) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 66 | endif() |
| 67 | else() |
| 68 | # Take output dir and install path from the user. |
| 69 | set(COMPILER_RT_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR} CACHE PATH |
| 70 | "Path where built compiler-rt libraries should be stored.") |
| 71 | set(COMPILER_RT_EXEC_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR}/bin CACHE PATH |
| 72 | "Path where built compiler-rt executables should be stored.") |
| 73 | set(COMPILER_RT_INSTALL_PATH ${CMAKE_INSTALL_PREFIX} CACHE PATH |
| 74 | "Path where built compiler-rt libraries should be installed.") |
| 75 | option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." OFF) |
| 76 | option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" OFF) |
| 77 | # Use a host compiler to compile/link tests. |
| 78 | 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] | 79 | |
| 80 | if (NOT LLVM_CONFIG_PATH) |
| 81 | find_program(LLVM_CONFIG_PATH "llvm-config" |
| 82 | DOC "Path to llvm-config binary") |
| 83 | if (NOT LLVM_CONFIG_PATH) |
| 84 | message(FATAL_ERROR "llvm-config not found: specify LLVM_CONFIG_PATH") |
| 85 | endif() |
| 86 | endif() |
| 87 | execute_process( |
| 88 | COMMAND ${LLVM_CONFIG_PATH} "--obj-root" "--bindir" "--libdir" "--src-root" |
| 89 | RESULT_VARIABLE HAD_ERROR |
| 90 | OUTPUT_VARIABLE CONFIG_OUTPUT) |
| 91 | if (HAD_ERROR) |
| 92 | message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}") |
| 93 | endif() |
| 94 | string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" CONFIG_OUTPUT ${CONFIG_OUTPUT}) |
| 95 | list(GET CONFIG_OUTPUT 0 LLVM_BINARY_DIR) |
| 96 | list(GET CONFIG_OUTPUT 1 LLVM_TOOLS_BINARY_DIR) |
| 97 | list(GET CONFIG_OUTPUT 2 LLVM_LIBRARY_DIR) |
| 98 | list(GET CONFIG_OUTPUT 3 LLVM_MAIN_SRC_DIR) |
| 99 | |
| 100 | # Make use of LLVM CMake modules. |
| 101 | file(TO_CMAKE_PATH ${LLVM_BINARY_DIR} LLVM_BINARY_DIR_CMAKE_STYLE) |
| 102 | set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR_CMAKE_STYLE}/share/llvm/cmake") |
| 103 | list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}") |
| 104 | # Get some LLVM variables from LLVMConfig. |
| 105 | include("${LLVM_CMAKE_PATH}/LLVMConfig.cmake") |
| 106 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 107 | set(LLVM_LIBRARY_OUTPUT_INTDIR |
| 108 | ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX}) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 109 | |
| 110 | # Find Python interpreter. |
| 111 | set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5) |
| 112 | include(FindPythonInterp) |
| 113 | if(NOT PYTHONINTERP_FOUND) |
| 114 | message(FATAL_ERROR " |
| 115 | Unable to find Python interpreter required testing. Please install Python |
| 116 | or specify the PYTHON_EXECUTABLE CMake variable.") |
| 117 | endif() |
| 118 | |
| 119 | # Define default arguments to lit. |
| 120 | set(LIT_ARGS_DEFAULT "-sv") |
| 121 | if (MSVC OR XCODE) |
| 122 | set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") |
| 123 | endif() |
| 124 | set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") |
| 125 | endif() |
| 126 | |
| 127 | if("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang[+]*$") |
| 128 | set(COMPILER_RT_TEST_COMPILER_ID Clang) |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 129 | elseif("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang.*.exe$") |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 130 | set(COMPILER_RT_TEST_COMPILER_ID Clang) |
| 131 | else() |
| 132 | set(COMPILER_RT_TEST_COMPILER_ID GNU) |
| 133 | endif() |
| 134 | |
| 135 | # Tests using XFAIL use the first value in COMPILER_RT_TEST_TARGET_TRIPLE |
| 136 | set(COMPILER_RT_TEST_TARGET_TRIPLE ${TARGET_TRIPLE} CACHE STRING |
| 137 | "Default triple for cross-compiled executables") |
| 138 | string(REPLACE "-" ";" TARGET_TRIPLE_LIST ${COMPILER_RT_TEST_TARGET_TRIPLE}) |
| 139 | list(GET TARGET_TRIPLE_LIST 0 COMPILER_RT_TEST_TARGET_ARCH) |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 140 | list(GET TARGET_TRIPLE_LIST 1 COMPILER_RT_TEST_TARGET_OS) |
| 141 | list(GET TARGET_TRIPLE_LIST 2 COMPILER_RT_TEST_TARGET_ABI) |
| 142 | |
| 143 | if ("${COMPILER_RT_TEST_TARGET_ABI}" STREQUAL "androideabi") |
| 144 | set(ANDROID 1) |
| 145 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 146 | |
| 147 | string(TOLOWER ${CMAKE_SYSTEM_NAME} COMPILER_RT_OS_DIR) |
| 148 | set(COMPILER_RT_LIBRARY_OUTPUT_DIR |
| 149 | ${COMPILER_RT_OUTPUT_DIR}/lib/${COMPILER_RT_OS_DIR}) |
Alexey Samsonov | e16af95 | 2013-01-20 13:58:10 +0000 | [diff] [blame] | 150 | set(COMPILER_RT_LIBRARY_INSTALL_DIR |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 151 | ${COMPILER_RT_INSTALL_PATH}/lib/${COMPILER_RT_OS_DIR}) |
Alexey Samsonov | e16af95 | 2013-01-20 13:58:10 +0000 | [diff] [blame] | 152 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 153 | # Add path for custom compiler-rt modules. |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 154 | set(CMAKE_MODULE_PATH |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 155 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake" |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 156 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules" |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 157 | ${CMAKE_MODULE_PATH} |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 158 | ) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 159 | include(CompilerRTUtils) |
Alexey Samsonov | 02dcc63 | 2012-12-19 12:33:39 +0000 | [diff] [blame] | 160 | |
| 161 | set(COMPILER_RT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) |
Alexey Samsonov | dd6605e | 2013-06-06 12:35:48 +0000 | [diff] [blame] | 162 | set(COMPILER_RT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 163 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 164 | # We support running instrumented tests when we're not cross compiling |
| 165 | # and target a UNIX-like system or Windows. |
| 166 | # We can run tests on Android even when we are cross-compiling. |
| 167 | if(("${CMAKE_HOST_SYSTEM}" STREQUAL "${CMAKE_SYSTEM}" AND (UNIX OR MSVC)) OR ANDROID |
| 168 | OR COMPILER_RT_EMULATOR) |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 169 | option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" ON) |
Alexey Samsonov | d7d7b5f | 2012-12-27 13:19:23 +0000 | [diff] [blame] | 170 | else() |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 171 | option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" OFF) |
Alexey Samsonov | d7d7b5f | 2012-12-27 13:19:23 +0000 | [diff] [blame] | 172 | endif() |
Michael Gottesman | fd0a789 | 2013-04-01 04:13:03 +0000 | [diff] [blame] | 173 | |
Peter Collingbourne | 7e8db74 | 2013-10-25 23:03:34 +0000 | [diff] [blame] | 174 | option(COMPILER_RT_DEBUG "Build runtimes with full debug info" OFF) |
Peter Collingbourne | 7e8db74 | 2013-10-25 23:03:34 +0000 | [diff] [blame] | 175 | # COMPILER_RT_DEBUG_PYBOOL is used by lit.common.configured.in. |
| 176 | pythonize_bool(COMPILER_RT_DEBUG) |
| 177 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 178 | #================================ |
| 179 | # Setup Compiler Flags |
| 180 | #================================ |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 181 | include(CheckIncludeFile) |
| 182 | check_include_file(unwind.h HAVE_UNWIND_H) |
| 183 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 184 | include(config-ix) |
| 185 | |
| 186 | if(MSVC) |
| 187 | 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] | 188 | else() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 189 | 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] | 190 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 191 | if(COMPILER_RT_ENABLE_WERROR) |
| 192 | append_string_if(COMPILER_RT_HAS_WERROR_FLAG -Werror CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
| 193 | append_string_if(COMPILER_RT_HAS_WX_FLAG /WX CMAKE_C_FLAGS CMAKE_CXX_FLAGS) |
| 194 | endif() |
| 195 | |
| 196 | append_string_if(COMPILER_RT_HAS_STD_CXX11_FLAG -std=c++11 CMAKE_CXX_FLAGS) |
| 197 | |
| 198 | # Emulate C99 and C++11's __func__ for MSVC prior to 2013 CTP. |
| 199 | if(NOT COMPILER_RT_HAS_FUNC_SYMBOL) |
| 200 | add_definitions(-D__func__=__FUNCTION__) |
| 201 | endif() |
| 202 | |
| 203 | # Provide some common commmandline flags for Sanitizer runtimes. |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 204 | append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC SANITIZER_COMMON_CFLAGS) |
| 205 | append_list_if(COMPILER_RT_HAS_FNO_BUILTIN_FLAG -fno-builtin SANITIZER_COMMON_CFLAGS) |
| 206 | append_list_if(COMPILER_RT_HAS_FNO_EXCEPTIONS_FLAG -fno-exceptions SANITIZER_COMMON_CFLAGS) |
| 207 | append_list_if(COMPILER_RT_HAS_FOMIT_FRAME_POINTER_FLAG -fomit-frame-pointer SANITIZER_COMMON_CFLAGS) |
| 208 | append_list_if(COMPILER_RT_HAS_FUNWIND_TABLES_FLAG -funwind-tables SANITIZER_COMMON_CFLAGS) |
| 209 | append_list_if(COMPILER_RT_HAS_FNO_STACK_PROTECTOR_FLAG -fno-stack-protector SANITIZER_COMMON_CFLAGS) |
| 210 | append_list_if(COMPILER_RT_HAS_FVISIBILITY_HIDDEN_FLAG -fvisibility=hidden SANITIZER_COMMON_CFLAGS) |
| 211 | 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] | 212 | 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] | 213 | |
| 214 | if(MSVC) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 215 | # Replace the /MD[d] flags with /MT. |
| 216 | # FIXME: In fact, sanitizers should support both /MT and /MD, see PR20214. |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 217 | if(COMPILER_RT_HAS_MT_FLAG) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 218 | foreach(flag_var |
| 219 | CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE |
| 220 | CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) |
| 221 | if(${flag_var} MATCHES "/MD") |
| 222 | string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") |
| 223 | elseif(${flag_var} MATCHES "/MDd") |
| 224 | string(REGEX REPLACE "/MDd" "/MT" ${flag_var} "${${flag_var}}") |
| 225 | endif() |
| 226 | endforeach() |
Hans Wennborg | c1f1af7 | 2013-08-27 01:24:01 +0000 | [diff] [blame] | 227 | endif() |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 228 | append_list_if(COMPILER_RT_HAS_Oy_FLAG /Oy- SANITIZER_COMMON_CFLAGS) |
| 229 | append_list_if(COMPILER_RT_HAS_GS_FLAG /GS- SANITIZER_COMMON_CFLAGS) |
Alexey Samsonov | 275ca01 | 2012-11-08 14:49:28 +0000 | [diff] [blame] | 230 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 231 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 232 | append_list_if(COMPILER_RT_DEBUG -DSANITIZER_DEBUG=1 SANITIZER_COMMON_CFLAGS) |
| 233 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 234 | # Build with optimization, unless we're in debug mode. If we're using MSVC, |
| 235 | # always respect the optimization flags set by CMAKE_BUILD_TYPE instead. |
| 236 | if(NOT COMPILER_RT_DEBUG AND NOT MSVC) |
| 237 | list(APPEND SANITIZER_COMMON_CFLAGS -O3) |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 238 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 239 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 240 | # Determine if we should restrict stack frame sizes. |
Pirama Arumuga Nainar | 259f706 | 2015-05-06 11:49:53 -0700 | [diff] [blame^] | 241 | # 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] | 242 | # anticipated. |
| 243 | # FIXME: Fix all sanitizers and add -Wframe-larger-than to |
| 244 | # SANITIZER_COMMON_FLAGS |
| 245 | if(COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG AND NOT COMPILER_RT_DEBUG |
Pirama Arumuga Nainar | 259f706 | 2015-05-06 11:49:53 -0700 | [diff] [blame^] | 246 | AND NOT ${LLVM_NATIVE_ARCH} STREQUAL "PowerPC" |
| 247 | AND NOT ${LLVM_NATIVE_ARCH} STREQUAL "Mips") |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 248 | set(SANITIZER_LIMIT_FRAME_SIZE TRUE) |
| 249 | else() |
| 250 | set(SANITIZER_LIMIT_FRAME_SIZE FALSE) |
| 251 | endif() |
| 252 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 253 | # Build sanitizer runtimes with debug info. |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 254 | 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] | 255 | list(APPEND SANITIZER_COMMON_CFLAGS -gline-tables-only) |
| 256 | elseif(COMPILER_RT_HAS_G_FLAG) |
| 257 | list(APPEND SANITIZER_COMMON_CFLAGS -g) |
| 258 | elseif(COMPILER_RT_HAS_Zi_FLAG) |
| 259 | list(APPEND SANITIZER_COMMON_CFLAGS /Zi) |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 260 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 261 | |
| 262 | # Turn off several warnings. |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 263 | append_list_if(COMPILER_RT_HAS_WGNU_FLAG -Wno-gnu SANITIZER_COMMON_CFLAGS) |
| 264 | append_list_if(COMPILER_RT_HAS_WVARIADIC_MACROS_FLAG -Wno-variadic-macros SANITIZER_COMMON_CFLAGS) |
| 265 | append_list_if(COMPILER_RT_HAS_WC99_EXTENSIONS_FLAG -Wno-c99-extensions SANITIZER_COMMON_CFLAGS) |
| 266 | append_list_if(COMPILER_RT_HAS_WNON_VIRTUAL_DTOR_FLAG -Wno-non-virtual-dtor SANITIZER_COMMON_CFLAGS) |
| 267 | append_list_if(COMPILER_RT_HAS_WD4146_FLAG /wd4146 SANITIZER_COMMON_CFLAGS) |
| 268 | append_list_if(COMPILER_RT_HAS_WD4291_FLAG /wd4291 SANITIZER_COMMON_CFLAGS) |
| 269 | append_list_if(COMPILER_RT_HAS_WD4391_FLAG /wd4391 SANITIZER_COMMON_CFLAGS) |
| 270 | append_list_if(COMPILER_RT_HAS_WD4722_FLAG /wd4722 SANITIZER_COMMON_CFLAGS) |
| 271 | append_list_if(COMPILER_RT_HAS_WD4800_FLAG /wd4800 SANITIZER_COMMON_CFLAGS) |
Alexey Samsonov | 0f7d4a4 | 2012-09-05 09:00:03 +0000 | [diff] [blame] | 272 | if(APPLE) |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 273 | macro(find_darwin_sdk_dir var sdk_name) |
| 274 | # Let's first try the internal SDK, otherwise use the public SDK. |
| 275 | execute_process( |
| 276 | COMMAND xcodebuild -version -sdk ${sdk_name}.internal Path |
| 277 | OUTPUT_VARIABLE ${var} |
| 278 | OUTPUT_STRIP_TRAILING_WHITESPACE |
| 279 | ERROR_FILE /dev/null |
| 280 | ) |
| 281 | if(${var} STREQUAL "") |
| 282 | execute_process( |
| 283 | COMMAND xcodebuild -version -sdk ${sdk_name} Path |
| 284 | OUTPUT_VARIABLE ${var} |
| 285 | OUTPUT_STRIP_TRAILING_WHITESPACE |
| 286 | ERROR_FILE /dev/null |
| 287 | ) |
| 288 | endif() |
| 289 | endmacro() |
| 290 | |
| 291 | find_darwin_sdk_dir(OSX_SDK_DIR macosx) |
| 292 | find_darwin_sdk_dir(IOSSIM_SDK_DIR iphonesimulator) |
| 293 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 294 | string(REGEX MATCH "-mmacosx-version-min=" |
| 295 | MACOSX_VERSION_MIN_FLAG "${CMAKE_CXX_FLAGS}") |
Alexander Potapenko | 4949674 | 2013-11-07 10:08:19 +0000 | [diff] [blame] | 296 | set(SANITIZER_COMMON_SUPPORTED_DARWIN_OS osx) |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 297 | if (IOSSIM_SDK_DIR AND NOT MACOSX_VERSION_MIN_FLAG) |
Alexander Potapenko | 4949674 | 2013-11-07 10:08:19 +0000 | [diff] [blame] | 298 | list(APPEND SANITIZER_COMMON_SUPPORTED_DARWIN_OS iossim) |
| 299 | endif() |
| 300 | |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 301 | set(SANITIZER_MIN_OSX_VERSION 10.7) |
| 302 | set(CMAKE_OSX_DEPLOYMENT_TARGET "") # We're setting the flag manually below. |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 303 | set(DARWIN_osx_CFLAGS -mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION} |
Pirama Arumuga Nainar | 7c91505 | 2015-04-08 08:58:29 -0700 | [diff] [blame] | 304 | -stdlib=libc++) |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 305 | set(DARWIN_iossim_CFLAGS |
Pirama Arumuga Nainar | 7c91505 | 2015-04-08 08:58:29 -0700 | [diff] [blame] | 306 | -stdlib=libc++ |
Alexander Potapenko | 4949674 | 2013-11-07 10:08:19 +0000 | [diff] [blame] | 307 | -mios-simulator-version-min=7.0 -isysroot ${IOSSIM_SDK_DIR}) |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 308 | set(DARWIN_osx_LINKFLAGS -mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION} |
Pirama Arumuga Nainar | 259f706 | 2015-05-06 11:49:53 -0700 | [diff] [blame^] | 309 | -stdlib=libc++ -lc++ -lc++abi) |
Alexander Potapenko | 4949674 | 2013-11-07 10:08:19 +0000 | [diff] [blame] | 310 | set(DARWIN_iossim_LINKFLAGS |
Pirama Arumuga Nainar | 259f706 | 2015-05-06 11:49:53 -0700 | [diff] [blame^] | 311 | -stdlib=libc++ -lc++ -lc++abi |
Alexander Potapenko | 4949674 | 2013-11-07 10:08:19 +0000 | [diff] [blame] | 312 | -Wl,-ios_simulator_version_min,7.0.0 |
| 313 | -mios-simulator-version-min=7.0 |
Alexander Potapenko | d5c29a8 | 2013-11-22 14:31:50 +0000 | [diff] [blame] | 314 | -isysroot ${IOSSIM_SDK_DIR}) |
Pirama Arumuga Nainar | 7c91505 | 2015-04-08 08:58:29 -0700 | [diff] [blame] | 315 | |
| 316 | if(OSX_SDK_DIR) |
| 317 | list(APPEND DARWIN_osx_CFLAGS -isysroot ${OSX_SDK_DIR}) |
| 318 | list(APPEND DARWIN_osx_LINKFLAGS -isysroot ${OSX_SDK_DIR}) |
| 319 | endif() |
Alexey Samsonov | 0f7d4a4 | 2012-09-05 09:00:03 +0000 | [diff] [blame] | 320 | endif() |
Chandler Carruth | 60ab090 | 2012-08-29 00:13:11 +0000 | [diff] [blame] | 321 | |
Alexey Samsonov | 2a529ad | 2013-04-11 15:49:52 +0000 | [diff] [blame] | 322 | add_subdirectory(include) |
| 323 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 324 | set(COMPILER_RT_LIBCXX_PATH ${LLVM_MAIN_SRC_DIR}/projects/libcxx) |
| 325 | if(EXISTS ${COMPILER_RT_LIBCXX_PATH}/) |
| 326 | set(COMPILER_RT_HAS_LIBCXX_SOURCES TRUE) |
| 327 | else() |
| 328 | set(COMPILER_RT_HAS_LIBCXX_SOURCES FALSE) |
Alexey Samsonov | 38a61aa | 2013-08-29 10:49:04 +0000 | [diff] [blame] | 329 | endif() |
Chandler Carruth | d865fec | 2012-08-29 02:27:54 +0000 | [diff] [blame] | 330 | |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 331 | add_subdirectory(lib) |
| 332 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 333 | if(COMPILER_RT_INCLUDE_TESTS) |
| 334 | add_subdirectory(unittests) |
Chandler Carruth | d51e0a0 | 2012-04-04 22:12:04 +0000 | [diff] [blame] | 335 | endif() |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 336 | add_subdirectory(test) |