1# Keep track if we have all dependencies. 2set(ENABLE_CHECK_TARGETS TRUE) 3 4# Function to find required dependencies for testing. 5function(find_standalone_test_dependencies) 6 find_package (Python3 COMPONENTS Interpreter) 7 8 if (NOT Python3_Interpreter_FOUND) 9 message(STATUS "Could not find Python.") 10 message(WARNING "The check targets will not be available!") 11 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 12 return() 13 else() 14 set(Python3_EXECUTABLE ${Python3_EXECUTABLE} PARENT_SCOPE) 15 endif() 16 17 # Find executables. 18 find_program(OPENMP_LLVM_LIT_EXECUTABLE 19 NAMES llvm-lit.py llvm-lit lit.py lit 20 PATHS ${OPENMP_LLVM_TOOLS_DIR}) 21 if (NOT OPENMP_LLVM_LIT_EXECUTABLE) 22 message(STATUS "Cannot find llvm-lit.") 23 message(STATUS "Please put llvm-lit in your PATH, set OPENMP_LLVM_LIT_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.") 24 message(WARNING "The check targets will not be available!") 25 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 26 return() 27 endif() 28 29 find_program(OPENMP_FILECHECK_EXECUTABLE 30 NAMES FileCheck 31 PATHS ${OPENMP_LLVM_TOOLS_DIR}) 32 if (NOT OPENMP_FILECHECK_EXECUTABLE) 33 message(STATUS "Cannot find FileCheck.") 34 message(STATUS "Please put FileCheck in your PATH, set OPENMP_FILECHECK_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.") 35 message(WARNING "The check targets will not be available!") 36 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 37 return() 38 endif() 39 40 find_program(OPENMP_NOT_EXECUTABLE 41 NAMES not 42 PATHS ${OPENMP_LLVM_TOOLS_DIR}) 43 if (NOT OPENMP_NOT_EXECUTABLE) 44 message(STATUS "Cannot find 'not'.") 45 message(STATUS "Please put 'not' in your PATH, set OPENMP_NOT_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.") 46 message(WARNING "The check targets will not be available!") 47 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 48 return() 49 endif() 50endfunction() 51 52if (${OPENMP_STANDALONE_BUILD}) 53 find_standalone_test_dependencies() 54 55 # Set lit arguments. 56 set(DEFAULT_LIT_ARGS "-sv --show-unsupported --show-xfail") 57 if (MSVC OR XCODE) 58 set(DEFAULT_LIT_ARGS "${DEFAULT_LIT_ARGS} --no-progress-bar") 59 endif() 60 if (${CMAKE_SYSTEM_NAME} MATCHES "AIX") 61 set(DEFAULT_LIT_ARGS "${DEFAULT_LIT_ARGS} --time-tests --timeout=3000") 62 endif() 63 set(OPENMP_LIT_ARGS "${DEFAULT_LIT_ARGS}" CACHE STRING "Options for lit.") 64 separate_arguments(OPENMP_LIT_ARGS) 65else() 66 if (NOT TARGET "FileCheck") 67 message(STATUS "Cannot find 'FileCheck'.") 68 message(WARNING "The check targets will not be available!") 69 set(ENABLE_CHECK_TARGETS FALSE) 70 else() 71 set(OPENMP_FILECHECK_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/FileCheck) 72 endif() 73 set(OPENMP_NOT_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/not) 74endif() 75 76# Macro to extract information about compiler from file. (no own scope) 77macro(extract_test_compiler_information lang file) 78 file(READ ${file} information) 79 list(GET information 0 path) 80 list(GET information 1 id) 81 list(GET information 2 version) 82 list(GET information 3 openmp_flags) 83 list(GET information 4 has_tsan_flags) 84 list(GET information 5 has_omit_frame_pointer_flags) 85 list(GET information 6 has_omp_h) 86 87 set(OPENMP_TEST_${lang}_COMPILER_PATH ${path}) 88 set(OPENMP_TEST_${lang}_COMPILER_ID ${id}) 89 set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version}) 90 set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags}) 91 set(OPENMP_TEST_${lang}_COMPILER_HAS_TSAN_FLAGS ${has_tsan_flags}) 92 set(OPENMP_TEST_${lang}_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS ${has_omit_frame_pointer_flags}) 93 set(OPENMP_TEST_${lang}_COMPILER_HAS_OMP_H ${has_omp_h}) 94endmacro() 95 96# Function to set variables with information about the test compiler. 97function(set_test_compiler_information dir) 98 extract_test_compiler_information(C ${dir}/CCompilerInformation.txt) 99 extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt) 100 if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND 101 "${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}")) 102 message(STATUS "Test compilers for C and C++ don't match.") 103 message(WARNING "The check targets will not be available!") 104 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 105 else() 106 set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE) 107 set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE) 108 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE) 109 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS "${OPENMP_TEST_C_COMPILER_HAS_TSAN_FLAGS}" PARENT_SCOPE) 110 set(OPENMP_TEST_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS "${OPENMP_TEST_C_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS}" PARENT_SCOPE) 111 set(OPENMP_TEST_COMPILER_HAS_OMP_H "${OPENMP_TEST_C_COMPILER_HAS_OMP_H}" PARENT_SCOPE) 112 113 # Determine major version. 114 string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}") 115 string(REGEX MATCH "[0-9]+\\.[0-9]+" majorminor "${OPENMP_TEST_C_COMPILER_VERSION}") 116 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE) 117 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${majorminor}" PARENT_SCOPE) 118 endif() 119endfunction() 120 121if (${OPENMP_STANDALONE_BUILD}) 122 # Detect compiler that should be used for testing. 123 # We cannot use ExternalProject_Add() because its configuration runs when this 124 # project is built which is too late for detecting the compiler... 125 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 126 execute_process( 127 COMMAND ${CMAKE_COMMAND} -G${CMAKE_GENERATOR} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler 128 -DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER} 129 -DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER} 130 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler 131 OUTPUT_VARIABLE DETECT_COMPILER_OUT 132 ERROR_VARIABLE DETECT_COMPILER_ERR 133 RESULT_VARIABLE DETECT_COMPILER_RESULT) 134 if (DETECT_COMPILER_RESULT) 135 message(STATUS "Could not detect test compilers.") 136 message(WARNING "The check targets will not be available!") 137 set(ENABLE_CHECK_TARGETS FALSE) 138 else() 139 set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 140 endif() 141else() 142 # Set the information that we know. 143 set(OPENMP_TEST_COMPILER_ID "Clang") 144 # Cannot use CLANG_VERSION because we are not guaranteed that this is already set. 145 set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}") 146 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_VERSION_MAJOR}") 147 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}") 148 # Unfortunately the top-level cmake/config-ix.cmake file mangles CMake's 149 # CMAKE_THREAD_LIBS_INIT variable from the FindThreads package, so work 150 # around that, until it is fixed there. 151 if("${CMAKE_THREAD_LIBS_INIT}" STREQUAL "-lpthread") 152 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "-pthread") 153 else() 154 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "${CMAKE_THREAD_LIBS_INIT}") 155 endif() 156 if(TARGET tsan) 157 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 1) 158 else() 159 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 0) 160 endif() 161 set(OPENMP_TEST_COMPILER_HAS_OMP_H 1) 162 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp ${OPENMP_TEST_COMPILER_THREAD_FLAGS}") 163 set(OPENMP_TEST_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS 1) 164endif() 165 166set(OPENMP_TEST_ENABLE_TSAN "${OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS}" CACHE BOOL 167 "Whether to enable tests using tsan") 168 169# Function to set compiler features for use in lit. 170function(update_test_compiler_features) 171 set(FEATURES "[") 172 set(first TRUE) 173 foreach(feat IN LISTS OPENMP_TEST_COMPILER_FEATURE_LIST) 174 if (NOT first) 175 string(APPEND FEATURES ", ") 176 endif() 177 set(first FALSE) 178 string(APPEND FEATURES "'${feat}'") 179 endforeach() 180 string(APPEND FEATURES "]") 181 set(OPENMP_TEST_COMPILER_FEATURES ${FEATURES} PARENT_SCOPE) 182endfunction() 183 184function(set_test_compiler_features) 185 if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU") 186 set(comp "gcc") 187 elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel") 188 set(comp "icc") 189 else() 190 # Just use the lowercase of the compiler ID as fallback. 191 string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp) 192 endif() 193 set(OPENMP_TEST_COMPILER_FEATURE_LIST ${comp} ${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR} ${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR} ${comp}-${OPENMP_TEST_COMPILER_VERSION} PARENT_SCOPE) 194endfunction() 195set_test_compiler_features() 196update_test_compiler_features() 197 198# Function to add a testsuite for an OpenMP runtime library. 199function(add_openmp_testsuite target comment) 200 if (NOT ENABLE_CHECK_TARGETS) 201 add_custom_target(${target} 202 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.") 203 message(STATUS "${target} does nothing.") 204 return() 205 endif() 206 207 cmake_parse_arguments(ARG "EXCLUDE_FROM_CHECK_ALL" "" "DEPENDS;ARGS" ${ARGN}) 208 # EXCLUDE_FROM_CHECK_ALL excludes the test ${target} out of check-openmp. 209 if (NOT ARG_EXCLUDE_FROM_CHECK_ALL) 210 # Register the testsuites and depends for the check-openmp rule. 211 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS}) 212 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS}) 213 endif() 214 215 if (${OPENMP_STANDALONE_BUILD}) 216 set(LIT_ARGS ${OPENMP_LIT_ARGS} ${ARG_ARGS}) 217 add_custom_target(${target} 218 COMMAND ${Python3_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS} 219 COMMENT ${comment} 220 DEPENDS ${ARG_DEPENDS} 221 USES_TERMINAL 222 ) 223 else() 224 if (ARG_EXCLUDE_FROM_CHECK_ALL) 225 add_lit_testsuite(${target} 226 ${comment} 227 ${ARG_UNPARSED_ARGUMENTS} 228 EXCLUDE_FROM_CHECK_ALL 229 DEPENDS clang FileCheck not ${ARG_DEPENDS} 230 ARGS ${ARG_ARGS} 231 ) 232 else() 233 add_lit_testsuite(${target} 234 ${comment} 235 ${ARG_UNPARSED_ARGUMENTS} 236 DEPENDS clang FileCheck not ${ARG_DEPENDS} 237 ARGS ${ARG_ARGS} 238 ) 239 endif() 240 endif() 241endfunction() 242 243function(construct_check_openmp_target) 244 get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES) 245 get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS) 246 247 # We already added the testsuites themselves, no need to do that again. 248 add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} EXCLUDE_FROM_CHECK_ALL DEPENDS ${OPENMP_LIT_DEPENDS}) 249endfunction() 250