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