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 ${file} information) 74 list(GET information 0 path) 75 list(GET information 1 id) 76 list(GET information 2 version) 77 list(GET information 3 openmp_flags) 78 list(GET information 4 has_tsan_flags) 79 list(GET information 5 has_omit_frame_pointer_flags) 80 list(GET information 6 has_omp_h) 81 82 set(OPENMP_TEST_${lang}_COMPILER_PATH ${path}) 83 set(OPENMP_TEST_${lang}_COMPILER_ID ${id}) 84 set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version}) 85 set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags}) 86 set(OPENMP_TEST_${lang}_COMPILER_HAS_TSAN_FLAGS ${has_tsan_flags}) 87 set(OPENMP_TEST_${lang}_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS ${has_omit_frame_pointer_flags}) 88 set(OPENMP_TEST_${lang}_COMPILER_HAS_OMP_H ${has_omp_h}) 89endmacro() 90 91# Function to set variables with information about the test compiler. 92function(set_test_compiler_information dir) 93 extract_test_compiler_information(C ${dir}/CCompilerInformation.txt) 94 extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt) 95 if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND 96 "${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}")) 97 message(STATUS "Test compilers for C and C++ don't match.") 98 message(WARNING "The check targets will not be available!") 99 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 100 else() 101 set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE) 102 set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE) 103 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE) 104 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS "${OPENMP_TEST_C_COMPILER_HAS_TSAN_FLAGS}" PARENT_SCOPE) 105 set(OPENMP_TEST_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS "${OPENMP_TEST_C_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS}" PARENT_SCOPE) 106 set(OPENMP_TEST_COMPILER_HAS_OMP_H "${OPENMP_TEST_C_COMPILER_HAS_OMP_H}" PARENT_SCOPE) 107 108 # Determine major version. 109 string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}") 110 string(REGEX MATCH "[0-9]+\\.[0-9]+" majorminor "${OPENMP_TEST_C_COMPILER_VERSION}") 111 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE) 112 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${majorminor}" PARENT_SCOPE) 113 endif() 114endfunction() 115 116if (${OPENMP_STANDALONE_BUILD}) 117 # Detect compiler that should be used for testing. 118 # We cannot use ExternalProject_Add() because its configuration runs when this 119 # project is built which is too late for detecting the compiler... 120 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 121 execute_process( 122 COMMAND ${CMAKE_COMMAND} -G${CMAKE_GENERATOR} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler 123 -DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER} 124 -DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER} 125 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler 126 OUTPUT_VARIABLE DETECT_COMPILER_OUT 127 ERROR_VARIABLE DETECT_COMPILER_ERR 128 RESULT_VARIABLE DETECT_COMPILER_RESULT) 129 if (DETECT_COMPILER_RESULT) 130 message(STATUS "Could not detect test compilers.") 131 message(WARNING "The check targets will not be available!") 132 set(ENABLE_CHECK_TARGETS FALSE) 133 else() 134 set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 135 endif() 136else() 137 # Set the information that we know. 138 set(OPENMP_TEST_COMPILER_ID "Clang") 139 # Cannot use CLANG_VERSION because we are not guaranteed that this is already set. 140 set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}") 141 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_VERSION_MAJOR}") 142 set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}") 143 # Unfortunately the top-level cmake/config-ix.cmake file mangles CMake's 144 # CMAKE_THREAD_LIBS_INIT variable from the FindThreads package, so work 145 # around that, until it is fixed there. 146 if("${CMAKE_THREAD_LIBS_INIT}" STREQUAL "-lpthread") 147 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "-pthread") 148 else() 149 set(OPENMP_TEST_COMPILER_THREAD_FLAGS "${CMAKE_THREAD_LIBS_INIT}") 150 endif() 151 if(TARGET tsan) 152 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 1) 153 else() 154 set(OPENMP_TEST_COMPILER_HAS_TSAN_FLAGS 0) 155 endif() 156 set(OPENMP_TEST_COMPILER_HAS_OMP_H 1) 157 # TODO: Implement blockaddress in GlobalISel and remove this flag! 158 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp ${OPENMP_TEST_COMPILER_THREAD_FLAGS} -fno-experimental-isel") 159 set(OPENMP_TEST_COMPILER_HAS_OMIT_FRAME_POINTER_FLAGS 1) 160endif() 161 162# Function to set compiler features for use in lit. 163function(set_test_compiler_features) 164 if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU") 165 set(comp "gcc") 166 elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel") 167 set(comp "icc") 168 else() 169 # Just use the lowercase of the compiler ID as fallback. 170 string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp) 171 endif() 172 set(OPENMP_TEST_COMPILER_FEATURES "['${comp}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION}']" PARENT_SCOPE) 173endfunction() 174set_test_compiler_features() 175 176# Function to add a testsuite for an OpenMP runtime library. 177function(add_openmp_testsuite target comment) 178 if (NOT ENABLE_CHECK_TARGETS) 179 add_custom_target(${target} 180 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.") 181 message(STATUS "${target} does nothing.") 182 return() 183 endif() 184 185 cmake_parse_arguments(ARG "EXCLUDE_FROM_CHECK_ALL" "" "DEPENDS;ARGS" ${ARGN}) 186 # EXCLUDE_FROM_CHECK_ALL excludes the test ${target} out of check-openmp. 187 if (NOT ARG_EXCLUDE_FROM_CHECK_ALL) 188 # Register the testsuites and depends for the check-openmp rule. 189 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS}) 190 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS}) 191 endif() 192 193 if (${OPENMP_STANDALONE_BUILD}) 194 set(LIT_ARGS ${OPENMP_LIT_ARGS} ${ARG_ARGS}) 195 add_custom_target(${target} 196 COMMAND ${PYTHON_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS} 197 COMMENT ${comment} 198 DEPENDS ${ARG_DEPENDS} 199 USES_TERMINAL 200 ) 201 else() 202 if (ARG_EXCLUDE_FROM_CHECK_ALL) 203 add_lit_testsuite(${target} 204 ${comment} 205 ${ARG_UNPARSED_ARGUMENTS} 206 EXCLUDE_FROM_CHECK_ALL 207 DEPENDS clang FileCheck not ${ARG_DEPENDS} 208 ARGS ${ARG_ARGS} 209 ) 210 else() 211 add_lit_testsuite(${target} 212 ${comment} 213 ${ARG_UNPARSED_ARGUMENTS} 214 DEPENDS clang FileCheck not ${ARG_DEPENDS} 215 ARGS ${ARG_ARGS} 216 ) 217 endif() 218 endif() 219endfunction() 220 221function(construct_check_openmp_target) 222 get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES) 223 get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS) 224 225 # We already added the testsuites themselves, no need to do that again. 226 add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} EXCLUDE_FROM_CHECK_ALL DEPENDS ${OPENMP_LIT_DEPENDS}) 227endfunction() 228