1d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# CMake build for CompilerRT. 2d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# 3d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# This build assumes that CompilerRT is checked out into the 42d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# 'projects/compiler-rt' inside of an LLVM tree. 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Standalone build system for CompilerRT is not yet ready. 6d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# 7d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# An important constraint of the build is that it only produces libraries 8d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth# based on the ability of the host toolchain to target various platforms. 9d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth 102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Check if compiler-rt is built as a standalone project. 112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) 126d1862363c88c183b0ed7740fca876342cf0474bStephen Hines project(CompilerRT C CXX) 132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_STANDALONE_BUILD TRUE) 142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_STANDALONE_BUILD FALSE) 162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 17d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth 18a765ffcef39dc37bd6d7e597286fd76fbeb1b9faChandler Carruth# The CompilerRT build system requires CMake version 2.8.8 or higher in order 19a765ffcef39dc37bd6d7e597286fd76fbeb1b9faChandler Carruth# to use its support for building convenience "libraries" as a collection of 20a765ffcef39dc37bd6d7e597286fd76fbeb1b9faChandler Carruth# .o files. This is particularly useful in producing larger, more complex 21a765ffcef39dc37bd6d7e597286fd76fbeb1b9faChandler Carruth# runtime libraries. 222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif (NOT MSVC) 232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines cmake_minimum_required(VERSION 2.8.8) 242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Version 2.8.12.1 is required to build with Visual Studion 2013. 262d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines cmake_minimum_required(VERSION 2.8.12.1) 272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 282d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 292d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# FIXME: It may be removed when we use 2.8.12. 302d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(CMAKE_VERSION VERSION_LESS 2.8.12) 312d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Invalidate a couple of keywords. 322d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(cmake_2_8_12_INTERFACE) 332d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(cmake_2_8_12_PRIVATE) 342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Use ${cmake_2_8_12_KEYWORD} intead of KEYWORD in target_link_libraries(). 362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(cmake_2_8_12_INTERFACE INTERFACE) 372d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(cmake_2_8_12_PRIVATE PRIVATE) 382d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if(POLICY CMP0022) 392d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines cmake_policy(SET CMP0022 NEW) # automatic when 2.8.12 is required 402d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 412d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 42a765ffcef39dc37bd6d7e597286fd76fbeb1b9faChandler Carruth 43c349466646968133e0bad48d24e267580bad6c07Alexey Samsonov# Top level target used to build all compiler-rt libraries. 442d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesadd_custom_target(compiler-rt ALL) 452d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 462d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif (NOT COMPILER_RT_STANDALONE_BUILD) 472d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Compute the Clang version from the LLVM version. 482d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # FIXME: We should be able to reuse CLANG_VERSION variable calculated 492d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # in Clang cmake files, instead of copying the rules here. 502d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" CLANG_VERSION 512d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${PACKAGE_VERSION}) 522d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Setup the paths where compiler-rt runtimes and headers should be stored. 532d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_OUTPUT_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}) 542d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_EXEC_OUTPUT_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) 552d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_INSTALL_PATH lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION}) 562d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." 572d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${LLVM_INCLUDE_TESTS}) 582d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" 592d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${LLVM_ENABLE_WERROR}) 602d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Use just-built Clang to compile/link tests on all platforms, except for 612d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Windows where we need to use clang-cl instead. 622d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if(NOT MSVC) 632d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang) 642d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines else() 656a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines set(COMPILER_RT_TEST_COMPILER ${LLVM_RUNTIME_OUTPUT_INTDIR}/clang.exe) 662d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 672d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 682d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Take output dir and install path from the user. 692d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR} CACHE PATH 702d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "Path where built compiler-rt libraries should be stored.") 712d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_EXEC_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR}/bin CACHE PATH 722d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "Path where built compiler-rt executables should be stored.") 732d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_INSTALL_PATH ${CMAKE_INSTALL_PREFIX} CACHE PATH 742d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "Path where built compiler-rt libraries should be installed.") 752d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines option(COMPILER_RT_INCLUDE_TESTS "Generate and build compiler-rt unit tests." OFF) 762d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines option(COMPILER_RT_ENABLE_WERROR "Fail and stop if warning is triggered" OFF) 772d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Use a host compiler to compile/link tests. 782d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_TEST_COMPILER ${CMAKE_C_COMPILER} CACHE PATH "Compiler to use for testing") 792d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 802d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (NOT LLVM_CONFIG_PATH) 812d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines find_program(LLVM_CONFIG_PATH "llvm-config" 822d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines DOC "Path to llvm-config binary") 832d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (NOT LLVM_CONFIG_PATH) 842d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines message(FATAL_ERROR "llvm-config not found: specify LLVM_CONFIG_PATH") 852d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 862d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 872d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines execute_process( 882d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines COMMAND ${LLVM_CONFIG_PATH} "--obj-root" "--bindir" "--libdir" "--src-root" 892d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines RESULT_VARIABLE HAD_ERROR 902d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines OUTPUT_VARIABLE CONFIG_OUTPUT) 912d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (HAD_ERROR) 922d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}") 932d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 942d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" CONFIG_OUTPUT ${CONFIG_OUTPUT}) 952d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(GET CONFIG_OUTPUT 0 LLVM_BINARY_DIR) 962d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(GET CONFIG_OUTPUT 1 LLVM_TOOLS_BINARY_DIR) 972d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(GET CONFIG_OUTPUT 2 LLVM_LIBRARY_DIR) 982d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(GET CONFIG_OUTPUT 3 LLVM_MAIN_SRC_DIR) 992d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1002d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Make use of LLVM CMake modules. 1012d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines file(TO_CMAKE_PATH ${LLVM_BINARY_DIR} LLVM_BINARY_DIR_CMAKE_STYLE) 1022d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR_CMAKE_STYLE}/share/llvm/cmake") 1032d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}") 1042d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Get some LLVM variables from LLVMConfig. 1052d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines include("${LLVM_CMAKE_PATH}/LLVMConfig.cmake") 1062d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 10786277eb844c4983c81de62d7c050e92fe7155788Stephen Hines set(LLVM_LIBRARY_OUTPUT_INTDIR 10886277eb844c4983c81de62d7c050e92fe7155788Stephen Hines ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX}) 1092d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Find Python interpreter. 1112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5) 1122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines include(FindPythonInterp) 1132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if(NOT PYTHONINTERP_FOUND) 1142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines message(FATAL_ERROR " 1152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Unable to find Python interpreter required testing. Please install Python 1162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines or specify the PYTHON_EXECUTABLE CMake variable.") 1172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 1182d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1192d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines # Define default arguments to lit. 1202d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(LIT_ARGS_DEFAULT "-sv") 1212d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (MSVC OR XCODE) 1222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") 1232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 1242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") 1252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 1262d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang[+]*$") 1282d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_TEST_COMPILER_ID Clang) 1296a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hineselseif("${COMPILER_RT_TEST_COMPILER}" MATCHES "clang.*.exe$") 1302d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_TEST_COMPILER_ID Clang) 1312d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 1322d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_TEST_COMPILER_ID GNU) 1332d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 1342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Tests using XFAIL use the first value in COMPILER_RT_TEST_TARGET_TRIPLE 1362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesset(COMPILER_RT_TEST_TARGET_TRIPLE ${TARGET_TRIPLE} CACHE STRING 1372d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "Default triple for cross-compiled executables") 1382d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesstring(REPLACE "-" ";" TARGET_TRIPLE_LIST ${COMPILER_RT_TEST_TARGET_TRIPLE}) 1392d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineslist(GET TARGET_TRIPLE_LIST 0 COMPILER_RT_TEST_TARGET_ARCH) 1406a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hineslist(GET TARGET_TRIPLE_LIST 1 COMPILER_RT_TEST_TARGET_OS) 1416a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hineslist(GET TARGET_TRIPLE_LIST 2 COMPILER_RT_TEST_TARGET_ABI) 1426a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines 1436a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hinesif ("${COMPILER_RT_TEST_TARGET_ABI}" STREQUAL "androideabi") 1446a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines set(ANDROID 1) 1456a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hinesendif() 1462d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1472d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesstring(TOLOWER ${CMAKE_SYSTEM_NAME} COMPILER_RT_OS_DIR) 1482d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesset(COMPILER_RT_LIBRARY_OUTPUT_DIR 1492d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${COMPILER_RT_OUTPUT_DIR}/lib/${COMPILER_RT_OS_DIR}) 150e16af95daecd44b32940fe910fac2deee3220ac1Alexey Samsonovset(COMPILER_RT_LIBRARY_INSTALL_DIR 1512d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${COMPILER_RT_INSTALL_PATH}/lib/${COMPILER_RT_OS_DIR}) 152e16af95daecd44b32940fe910fac2deee3220ac1Alexey Samsonov 1532d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Add path for custom compiler-rt modules. 15402dcc63dde3106c24999040768a5eb52f99feddaAlexey Samsonovset(CMAKE_MODULE_PATH 1552d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "${CMAKE_CURRENT_SOURCE_DIR}/cmake" 15602dcc63dde3106c24999040768a5eb52f99feddaAlexey Samsonov "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules" 1572d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ${CMAKE_MODULE_PATH} 15802dcc63dde3106c24999040768a5eb52f99feddaAlexey Samsonov ) 1592d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesinclude(CompilerRTUtils) 16002dcc63dde3106c24999040768a5eb52f99feddaAlexey Samsonov 16102dcc63dde3106c24999040768a5eb52f99feddaAlexey Samsonovset(COMPILER_RT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) 162dd6605eb299705e09160de7e1f9f505c40e5d1b2Alexey Samsonovset(COMPILER_RT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}) 1632d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1642d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# We support running instrumented tests when we're not cross compiling 1652d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# and target a UNIX-like system or Windows. 1662d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# We can run tests on Android even when we are cross-compiling. 1672d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(("${CMAKE_HOST_SYSTEM}" STREQUAL "${CMAKE_SYSTEM}" AND (UNIX OR MSVC)) OR ANDROID 1682d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines OR COMPILER_RT_EMULATOR) 169fd0a789ee62ec37430515dee4bce1e7ced68bb55Michael Gottesman option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" ON) 170d7d7b5f39cf5bbc36403afb0a94d473519c7ab78Alexey Samsonovelse() 171fd0a789ee62ec37430515dee4bce1e7ced68bb55Michael Gottesman option(COMPILER_RT_CAN_EXECUTE_TESTS "Can we execute instrumented tests" OFF) 172d7d7b5f39cf5bbc36403afb0a94d473519c7ab78Alexey Samsonovendif() 173fd0a789ee62ec37430515dee4bce1e7ced68bb55Michael Gottesman 1747e8db745c56f7f9317f0d3472bf01bd48ca3424bPeter Collingbourneoption(COMPILER_RT_DEBUG "Build runtimes with full debug info" OFF) 1757e8db745c56f7f9317f0d3472bf01bd48ca3424bPeter Collingbourne# COMPILER_RT_DEBUG_PYBOOL is used by lit.common.configured.in. 1767e8db745c56f7f9317f0d3472bf01bd48ca3424bPeter Collingbournepythonize_bool(COMPILER_RT_DEBUG) 1777e8db745c56f7f9317f0d3472bf01bd48ca3424bPeter Collingbourne 1782d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#================================ 1792d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Setup Compiler Flags 1802d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#================================ 18186277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesinclude(CheckIncludeFile) 18286277eb844c4983c81de62d7c050e92fe7155788Stephen Hinescheck_include_file(unwind.h HAVE_UNWIND_H) 18386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines 1842d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesinclude(config-ix) 1852d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1862d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(MSVC) 1872d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines append_string_if(COMPILER_RT_HAS_W3_FLAG /W3 CMAKE_C_FLAGS CMAKE_CXX_FLAGS) 188275ca01c181dd04ac504971e300ccc92d334a61dAlexey Samsonovelse() 1892d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines append_string_if(COMPILER_RT_HAS_WALL_FLAG -Wall CMAKE_C_FLAGS CMAKE_CXX_FLAGS) 190275ca01c181dd04ac504971e300ccc92d334a61dAlexey Samsonovendif() 1912d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(COMPILER_RT_ENABLE_WERROR) 1922d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines append_string_if(COMPILER_RT_HAS_WERROR_FLAG -Werror CMAKE_C_FLAGS CMAKE_CXX_FLAGS) 1932d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines append_string_if(COMPILER_RT_HAS_WX_FLAG /WX CMAKE_C_FLAGS CMAKE_CXX_FLAGS) 1942d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 1952d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1962d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesappend_string_if(COMPILER_RT_HAS_STD_CXX11_FLAG -std=c++11 CMAKE_CXX_FLAGS) 1972d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1982d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Emulate C99 and C++11's __func__ for MSVC prior to 2013 CTP. 1992d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(NOT COMPILER_RT_HAS_FUNC_SYMBOL) 2002d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines add_definitions(-D__func__=__FUNCTION__) 2012d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesendif() 2022d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2032d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Provide some common commmandline flags for Sanitizer runtimes. 2046d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC SANITIZER_COMMON_CFLAGS) 2056d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FNO_BUILTIN_FLAG -fno-builtin SANITIZER_COMMON_CFLAGS) 2066d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FNO_EXCEPTIONS_FLAG -fno-exceptions SANITIZER_COMMON_CFLAGS) 2076d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FOMIT_FRAME_POINTER_FLAG -fomit-frame-pointer SANITIZER_COMMON_CFLAGS) 2086d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FUNWIND_TABLES_FLAG -funwind-tables SANITIZER_COMMON_CFLAGS) 2096d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FNO_STACK_PROTECTOR_FLAG -fno-stack-protector SANITIZER_COMMON_CFLAGS) 2106d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FVISIBILITY_HIDDEN_FLAG -fvisibility=hidden SANITIZER_COMMON_CFLAGS) 2116d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_FNO_FUNCTION_SECTIONS_FLAG -fno-function-sections SANITIZER_COMMON_CFLAGS) 21286277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesappend_list_if(COMPILER_RT_HAS_FNO_LTO_FLAG -fno-lto SANITIZER_COMMON_CFLAGS) 2132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(MSVC) 2156d1862363c88c183b0ed7740fca876342cf0474bStephen Hines # Replace the /MD[d] flags with /MT. 2166d1862363c88c183b0ed7740fca876342cf0474bStephen Hines # FIXME: In fact, sanitizers should support both /MT and /MD, see PR20214. 2172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if(COMPILER_RT_HAS_MT_FLAG) 2186d1862363c88c183b0ed7740fca876342cf0474bStephen Hines foreach(flag_var 2196d1862363c88c183b0ed7740fca876342cf0474bStephen Hines CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE 2206d1862363c88c183b0ed7740fca876342cf0474bStephen Hines CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) 2216d1862363c88c183b0ed7740fca876342cf0474bStephen Hines if(${flag_var} MATCHES "/MD") 2226d1862363c88c183b0ed7740fca876342cf0474bStephen Hines string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") 2236d1862363c88c183b0ed7740fca876342cf0474bStephen Hines elseif(${flag_var} MATCHES "/MDd") 2246d1862363c88c183b0ed7740fca876342cf0474bStephen Hines string(REGEX REPLACE "/MDd" "/MT" ${flag_var} "${${flag_var}}") 2256d1862363c88c183b0ed7740fca876342cf0474bStephen Hines endif() 2266d1862363c88c183b0ed7740fca876342cf0474bStephen Hines endforeach() 2272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines endif() 2286d1862363c88c183b0ed7740fca876342cf0474bStephen Hines append_list_if(COMPILER_RT_HAS_Oy_FLAG /Oy- SANITIZER_COMMON_CFLAGS) 2296d1862363c88c183b0ed7740fca876342cf0474bStephen Hines append_list_if(COMPILER_RT_HAS_GS_FLAG /GS- SANITIZER_COMMON_CFLAGS) 23060ab090deed8213613643729a7921ef0915ac704Chandler Carruthendif() 2312d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 23286277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesappend_list_if(COMPILER_RT_DEBUG -DSANITIZER_DEBUG=1 SANITIZER_COMMON_CFLAGS) 23386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines 2342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Build with optimization, unless we're in debug mode. If we're using MSVC, 2352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# always respect the optimization flags set by CMAKE_BUILD_TYPE instead. 2362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(NOT COMPILER_RT_DEBUG AND NOT MSVC) 2372d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(APPEND SANITIZER_COMMON_CFLAGS -O3) 23860ab090deed8213613643729a7921ef0915ac704Chandler Carruthendif() 2392d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 24086277eb844c4983c81de62d7c050e92fe7155788Stephen Hines# Determine if we should restrict stack frame sizes. 241909fff81b83df049ecc6e02407394640435d7befPirama Arumuga Nainar# Stack frames on PowerPC and Mips and in debug biuld can be much larger than 24286277eb844c4983c81de62d7c050e92fe7155788Stephen Hines# anticipated. 24386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines# FIXME: Fix all sanitizers and add -Wframe-larger-than to 24486277eb844c4983c81de62d7c050e92fe7155788Stephen Hines# SANITIZER_COMMON_FLAGS 24586277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesif(COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG AND NOT COMPILER_RT_DEBUG 246909fff81b83df049ecc6e02407394640435d7befPirama Arumuga Nainar AND NOT ${LLVM_NATIVE_ARCH} STREQUAL "PowerPC" 247909fff81b83df049ecc6e02407394640435d7befPirama Arumuga Nainar AND NOT ${LLVM_NATIVE_ARCH} STREQUAL "Mips") 24886277eb844c4983c81de62d7c050e92fe7155788Stephen Hines set(SANITIZER_LIMIT_FRAME_SIZE TRUE) 24986277eb844c4983c81de62d7c050e92fe7155788Stephen Hineselse() 25086277eb844c4983c81de62d7c050e92fe7155788Stephen Hines set(SANITIZER_LIMIT_FRAME_SIZE FALSE) 25186277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesendif() 25286277eb844c4983c81de62d7c050e92fe7155788Stephen Hines 2532d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Build sanitizer runtimes with debug info. 25486277eb844c4983c81de62d7c050e92fe7155788Stephen Hinesif(COMPILER_RT_HAS_GLINE_TABLES_ONLY_FLAG AND NOT COMPILER_RT_DEBUG) 2552d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(APPEND SANITIZER_COMMON_CFLAGS -gline-tables-only) 2562d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselseif(COMPILER_RT_HAS_G_FLAG) 2572d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(APPEND SANITIZER_COMMON_CFLAGS -g) 2582d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselseif(COMPILER_RT_HAS_Zi_FLAG) 2592d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines list(APPEND SANITIZER_COMMON_CFLAGS /Zi) 260e374e4ece521692173aad355420d03e1b2cd819aAlexey Samsonovendif() 2612d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2622d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines# Turn off several warnings. 2636d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WGNU_FLAG -Wno-gnu SANITIZER_COMMON_CFLAGS) 2646d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WVARIADIC_MACROS_FLAG -Wno-variadic-macros SANITIZER_COMMON_CFLAGS) 2656d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WC99_EXTENSIONS_FLAG -Wno-c99-extensions SANITIZER_COMMON_CFLAGS) 2666d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WNON_VIRTUAL_DTOR_FLAG -Wno-non-virtual-dtor SANITIZER_COMMON_CFLAGS) 2676d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WD4146_FLAG /wd4146 SANITIZER_COMMON_CFLAGS) 2686d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WD4291_FLAG /wd4291 SANITIZER_COMMON_CFLAGS) 2696d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WD4391_FLAG /wd4391 SANITIZER_COMMON_CFLAGS) 2706d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WD4722_FLAG /wd4722 SANITIZER_COMMON_CFLAGS) 2716d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesappend_list_if(COMPILER_RT_HAS_WD4800_FLAG /wd4800 SANITIZER_COMMON_CFLAGS) 2720f7d4a4ad69ad20053d8b78c611853e778bd465aAlexey Samsonovif(APPLE) 27386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines macro(find_darwin_sdk_dir var sdk_name) 27486277eb844c4983c81de62d7c050e92fe7155788Stephen Hines # Let's first try the internal SDK, otherwise use the public SDK. 27586277eb844c4983c81de62d7c050e92fe7155788Stephen Hines execute_process( 27686277eb844c4983c81de62d7c050e92fe7155788Stephen Hines COMMAND xcodebuild -version -sdk ${sdk_name}.internal Path 27786277eb844c4983c81de62d7c050e92fe7155788Stephen Hines OUTPUT_VARIABLE ${var} 27886277eb844c4983c81de62d7c050e92fe7155788Stephen Hines OUTPUT_STRIP_TRAILING_WHITESPACE 27986277eb844c4983c81de62d7c050e92fe7155788Stephen Hines ERROR_FILE /dev/null 28086277eb844c4983c81de62d7c050e92fe7155788Stephen Hines ) 28186277eb844c4983c81de62d7c050e92fe7155788Stephen Hines if(${var} STREQUAL "") 28286277eb844c4983c81de62d7c050e92fe7155788Stephen Hines execute_process( 28386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines COMMAND xcodebuild -version -sdk ${sdk_name} Path 28486277eb844c4983c81de62d7c050e92fe7155788Stephen Hines OUTPUT_VARIABLE ${var} 28586277eb844c4983c81de62d7c050e92fe7155788Stephen Hines OUTPUT_STRIP_TRAILING_WHITESPACE 28686277eb844c4983c81de62d7c050e92fe7155788Stephen Hines ERROR_FILE /dev/null 28786277eb844c4983c81de62d7c050e92fe7155788Stephen Hines ) 28886277eb844c4983c81de62d7c050e92fe7155788Stephen Hines endif() 28986277eb844c4983c81de62d7c050e92fe7155788Stephen Hines endmacro() 29086277eb844c4983c81de62d7c050e92fe7155788Stephen Hines 29186277eb844c4983c81de62d7c050e92fe7155788Stephen Hines find_darwin_sdk_dir(OSX_SDK_DIR macosx) 29286277eb844c4983c81de62d7c050e92fe7155788Stephen Hines find_darwin_sdk_dir(IOSSIM_SDK_DIR iphonesimulator) 29386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines 2942d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines string(REGEX MATCH "-mmacosx-version-min=" 2952d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines MACOSX_VERSION_MIN_FLAG "${CMAKE_CXX_FLAGS}") 29649496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko set(SANITIZER_COMMON_SUPPORTED_DARWIN_OS osx) 2972d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (IOSSIM_SDK_DIR AND NOT MACOSX_VERSION_MIN_FLAG) 29849496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko list(APPEND SANITIZER_COMMON_SUPPORTED_DARWIN_OS iossim) 29949496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko endif() 30049496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko 3016d1862363c88c183b0ed7740fca876342cf0474bStephen Hines set(SANITIZER_MIN_OSX_VERSION 10.7) 3026d1862363c88c183b0ed7740fca876342cf0474bStephen Hines set(CMAKE_OSX_DEPLOYMENT_TARGET "") # We're setting the flag manually below. 30386277eb844c4983c81de62d7c050e92fe7155788Stephen Hines set(DARWIN_osx_CFLAGS -mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION} 3047c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar -stdlib=libc++) 3056d1862363c88c183b0ed7740fca876342cf0474bStephen Hines set(DARWIN_iossim_CFLAGS 3067c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar -stdlib=libc++ 30749496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko -mios-simulator-version-min=7.0 -isysroot ${IOSSIM_SDK_DIR}) 30886277eb844c4983c81de62d7c050e92fe7155788Stephen Hines set(DARWIN_osx_LINKFLAGS -mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION} 309909fff81b83df049ecc6e02407394640435d7befPirama Arumuga Nainar -stdlib=libc++ -lc++ -lc++abi) 31049496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko set(DARWIN_iossim_LINKFLAGS 311909fff81b83df049ecc6e02407394640435d7befPirama Arumuga Nainar -stdlib=libc++ -lc++ -lc++abi 31249496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko -Wl,-ios_simulator_version_min,7.0.0 31349496747758bf44163768ce3e07e40c8f95ccba9Alexander Potapenko -mios-simulator-version-min=7.0 314d5c29a8584d5284ae4cf7e7176efe0692ccde5c0Alexander Potapenko -isysroot ${IOSSIM_SDK_DIR}) 3157c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar 3167c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar if(OSX_SDK_DIR) 3177c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar list(APPEND DARWIN_osx_CFLAGS -isysroot ${OSX_SDK_DIR}) 3187c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar list(APPEND DARWIN_osx_LINKFLAGS -isysroot ${OSX_SDK_DIR}) 3197c9150579ed0278492f51cc8434b1d63a44b9bd1Pirama Arumuga Nainar endif() 3200f7d4a4ad69ad20053d8b78c611853e778bd465aAlexey Samsonovendif() 32160ab090deed8213613643729a7921ef0915ac704Chandler Carruth 3222a529adba0707d9b5977d47e884aef6b0be8c94fAlexey Samsonovadd_subdirectory(include) 3232a529adba0707d9b5977d47e884aef6b0be8c94fAlexey Samsonov 3242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesset(COMPILER_RT_LIBCXX_PATH ${LLVM_MAIN_SRC_DIR}/projects/libcxx) 3252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(EXISTS ${COMPILER_RT_LIBCXX_PATH}/) 3262d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_HAS_LIBCXX_SOURCES TRUE) 3272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hineselse() 3282d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines set(COMPILER_RT_HAS_LIBCXX_SOURCES FALSE) 32938a61aa7d3fc1deeb612e02863f0fbb417cda612Alexey Samsonovendif() 330d865fecddccebf898ceed24d096fc58fb29a6e57Chandler Carruth 331d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruthadd_subdirectory(lib) 332d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruth 3332d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesif(COMPILER_RT_INCLUDE_TESTS) 3342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines add_subdirectory(unittests) 335d51e0a05b4aefc85c356c9bddd8a24efc77721d9Chandler Carruthendif() 3362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesadd_subdirectory(test) 337