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