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.py 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 if (NOT TARGET "FileCheck") 62 message(STATUS "Cannot find 'FileCheck'.") 63 message(WARNING "The check targets will not be available!") 64 set(ENABLE_CHECK_TARGETS FALSE) 65 else() 66 set(OPENMP_FILECHECK_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/FileCheck) 67 endif() 68 set(OPENMP_NOT_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/not) 69endif() 70 71# Macro to extract information about compiler from file. (no own scope) 72macro(extract_test_compiler_information lang file) 73 file(READ ${file} information) 74 list(GET information 0 path) 75 list(GET information 1 id) 76 list(GET information 2 version) 77 list(GET information 3 openmp_flags) 78 list(GET information 4 has_tsan_flags) 79 80 set(OPENMP_TEST_${lang}_COMPILER_PATH ${path}) 81 set(OPENMP_TEST_${lang}_COMPILER_ID ${id}) 82 set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version}) 83 set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags}) 84 set(OPENMP_TEST_${lang}_COMPILER_HAS_TSAN_FLAGS ${has_tsan_flags}) 85endmacro() 86 87# Function to set variables with information about the test compiler. 88function(set_test_compiler_information dir) 89 extract_test_compiler_information(C ${dir}/CCompilerInformation.txt) 90 extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt) 91 if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND 92 "${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}")) 93 message(STATUS "Test compilers for C and C++ don't match.") 94 message(WARNING "The check targets will not be available!") 95 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 96 else() 97 set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE) 98 set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE) 99 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE) 100 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS "${OPENMP_TEST_C_COMPILER_HAS_TSAN_FLAGS}" PARENT_SCOPE) 101 102 # Determine major version. 103 string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}") 104 string(REGEX MATCH "[0-9]+\\.[0-9]+" majorminor "${OPENMP_TEST_C_COMPILER_VERSION}") 105 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE) 106 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${majorminor}" PARENT_SCOPE) 107 endif() 108endfunction() 109 110if (${OPENMP_STANDALONE_BUILD}) 111 # Detect compiler that should be used for testing. 112 # We cannot use ExternalProject_Add() because its configuration runs when this 113 # project is built which is too late for detecting the compiler... 114 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 115 execute_process( 116 COMMAND ${CMAKE_COMMAND} -G${CMAKE_GENERATOR} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler 117 -DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER} 118 -DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER} 119 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler 120 OUTPUT_VARIABLE DETECT_COMPILER_OUT 121 ERROR_VARIABLE DETECT_COMPILER_ERR 122 RESULT_VARIABLE DETECT_COMPILER_RESULT) 123 if (DETECT_COMPILER_RESULT) 124 message(STATUS "Could not detect test compilers.") 125 message(WARNING "The check targets will not be available!") 126 set(ENABLE_CHECK_TARGETS FALSE) 127 else() 128 set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 129 endif() 130else() 131 # Set the information that we know. 132 set(OPENMP_TEST_COMPILER_ID "Clang") 133 # Cannot use CLANG_VERSION because we are not guaranteed that this is already set. 134 set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}") 135 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_VERSION_MAJOR}") 136 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}") 137 # Unfortunately the top-level cmake/config-ix.cmake file mangles CMake's 138 # CMAKE_THREAD_LIBS_INIT variable from the FindThreads package, so work 139 # around that, until it is fixed there. 140 if("${CMAKE_THREAD_LIBS_INIT}" STREQUAL "-lpthread") 141 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "-pthread") 142 else() 143 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "${CMAKE_THREAD_LIBS_INIT}") 144 endif() 145 if(TARGET tsan) 146 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 1) 147 else() 148 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 0) 149 endif() 150 # TODO: Implement blockaddress in GlobalISel and remove this flag! 151 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp ${OPENMP_TEST_COMPILER_THREAD_FLAGS} -fno-experimental-isel") 152endif() 153 154# Function to set compiler features for use in lit. 155function(set_test_compiler_features) 156 if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU") 157 set(comp "gcc") 158 elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel") 159 set(comp "icc") 160 else() 161 # Just use the lowercase of the compiler ID as fallback. 162 string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp) 163 endif() 164 set(OPENMP_TEST_COMPILER_FEATURES "['${comp}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION}']" PARENT_SCOPE) 165endfunction() 166set_test_compiler_features() 167 168# Function to add a testsuite for an OpenMP runtime library. 169function(add_openmp_testsuite target comment) 170 if (NOT ENABLE_CHECK_TARGETS) 171 add_custom_target(${target} 172 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.") 173 message(STATUS "${target} does nothing.") 174 return() 175 endif() 176 177 cmake_parse_arguments(ARG "EXCLUDE_FROM_CHECK_ALL" "" "DEPENDS;ARGS" ${ARGN}) 178 # EXCLUDE_FROM_CHECK_ALL excludes the test ${target} out of check-openmp. 179 if (NOT ARG_EXCLUDE_FROM_CHECK_ALL) 180 # Register the testsuites and depends for the check-openmp rule. 181 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS}) 182 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS}) 183 endif() 184 185 if (${OPENMP_STANDALONE_BUILD}) 186 set(LIT_ARGS ${OPENMP_LIT_ARGS} ${ARG_ARGS}) 187 add_custom_target(${target} 188 COMMAND ${PYTHON_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS} 189 COMMENT ${comment} 190 DEPENDS ${ARG_DEPENDS} 191 USES_TERMINAL 192 ) 193 else() 194 if (ARG_EXCLUDE_FROM_CHECK_ALL) 195 add_lit_testsuite(${target} 196 ${comment} 197 ${ARG_UNPARSED_ARGUMENTS} 198 EXCLUDE_FROM_CHECK_ALL 199 DEPENDS clang FileCheck not ${ARG_DEPENDS} 200 ARGS ${ARG_ARGS} 201 ) 202 else() 203 add_lit_testsuite(${target} 204 ${comment} 205 ${ARG_UNPARSED_ARGUMENTS} 206 DEPENDS clang FileCheck not ${ARG_DEPENDS} 207 ARGS ${ARG_ARGS} 208 ) 209 endif() 210 endif() 211endfunction() 212 213function(construct_check_openmp_target) 214 get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES) 215 get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS) 216 217 # We already added the testsuites themselves, no need to do that again. 218 add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} EXCLUDE_FROM_CHECK_ALL DEPENDS ${OPENMP_LIT_DEPENDS}) 219endfunction() 220