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 ${OPENMP_LLVM_TOOLS_DIR}) 30 if (NOT OPENMP_FILECHECK_EXECUTABLE) 31 message(STATUS "Cannot find FileCheck.") 32 message(STATUS "Please put FileCheck in your PATH, set OPENMP_FILECHECK_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.") 33 message(WARNING "The check targets will not be available!") 34 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 35 return() 36 endif() 37endfunction() 38 39if (${OPENMP_STANDALONE_BUILD}) 40 find_standalone_test_dependencies() 41 42 # Make sure we can use the console pool for recent CMake and Ninja > 1.5. 43 if (CMAKE_VERSION VERSION_LESS 3.1.20141117) 44 set(cmake_3_2_USES_TERMINAL) 45 else() 46 set(cmake_3_2_USES_TERMINAL USES_TERMINAL) 47 endif() 48 49 # Set lit arguments. 50 set(DEFAULT_LIT_ARGS "-sv --show-unsupported --show-xfail") 51 if (MSVC OR XCODE) 52 set(DEFAULT_LIT_ARGS "${DEFAULT_LIT_ARGS} --no-progress-bar") 53 endif() 54 set(OPENMP_LIT_ARGS "${DEFAULT_LIT_ARGS}" CACHE STRING "Options for lit.") 55 separate_arguments(OPENMP_LIT_ARGS) 56else() 57 set(OPENMP_FILECHECK_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/FileCheck) 58endif() 59 60# Macro to extract information about compiler from file. (no own scope) 61macro(extract_test_compiler_information lang file) 62 file(READ ${file} information) 63 list(GET information 0 path) 64 list(GET information 1 id) 65 list(GET information 2 version) 66 list(GET information 3 openmp_flags) 67 68 set(OPENMP_TEST_${lang}_COMPILER_PATH ${path}) 69 set(OPENMP_TEST_${lang}_COMPILER_ID ${id}) 70 set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version}) 71 set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags}) 72endmacro() 73 74# Function to set variables with information about the test compiler. 75function(set_test_compiler_information dir) 76 extract_test_compiler_information(C ${dir}/CCompilerInformation.txt) 77 extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt) 78 if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND 79 "${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}")) 80 message(STATUS "Test compilers for C and C++ don't match.") 81 message(WARNING "The check targets will not be available!") 82 set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE) 83 else() 84 set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE) 85 set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE) 86 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE) 87 88 # Determine major version. 89 string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}") 90 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE) 91 endif() 92endfunction() 93 94if (${OPENMP_STANDALONE_BUILD}) 95 # Detect compiler that should be used for testing. 96 # We cannot use ExternalProject_Add() because its configuration runs when this 97 # project is built which is too late for detecting the compiler... 98 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 99 execute_process( 100 COMMAND ${CMAKE_COMMAND} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler 101 -DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER} 102 -DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER} 103 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler 104 OUTPUT_VARIABLE DETECT_COMPILER_OUT 105 ERROR_VARIABLE DETECT_COMPILER_ERR 106 RESULT_VARIABLE DETECT_COMPILER_RESULT) 107 if (DETECT_COMPILER_RESULT) 108 message(STATUS "Could not detect test compilers.") 109 message(WARNING "The check targets will not be available!") 110 set(ENABLE_CHECK_TARGETS FALSE) 111 else() 112 set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler) 113 endif() 114else() 115 # Set the information that we know. 116 set(OPENMP_TEST_COMPILER_ID "Clang") 117 # Cannot use CLANG_VERSION because we are not guaranteed that this is already set. 118 set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}") 119 set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_MAJOR_VERSION}") 120 set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp") 121endif() 122 123# Function to set compiler features for use in lit. 124function(set_test_compiler_features) 125 if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU") 126 set(comp "gcc") 127 elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel") 128 set(comp "icc") 129 else() 130 # Just use the lowercase of the compiler ID as fallback. 131 string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp) 132 endif() 133 set(OPENMP_TEST_COMPILER_FEATURES "['${comp}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION}']" PARENT_SCOPE) 134endfunction() 135set_test_compiler_features() 136 137# Function to add a testsuite for an OpenMP runtime library. 138function(add_openmp_testsuite target comment) 139 if (NOT ENABLE_CHECK_TARGETS) 140 add_custom_target(${target} 141 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.") 142 message(STATUS "${target} does nothing.") 143 return() 144 endif() 145 146 cmake_parse_arguments(ARG "" "" "DEPENDS" ${ARGN}) 147 # EXCLUDE_FROM_ALL excludes the test ${target} out of check-openmp. 148 if (NOT EXCLUDE_FROM_ALL) 149 # Register the testsuites and depends for the check-openmp rule. 150 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS}) 151 set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS}) 152 endif() 153 154 if (${OPENMP_STANDALONE_BUILD}) 155 add_custom_target(${target} 156 COMMAND ${PYTHON_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${OPENMP_LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS} 157 COMMENT ${comment} 158 DEPENDS ${ARG_DEPENDS} 159 ${cmake_3_2_USES_TERMINAL} 160 ) 161 else() 162 add_lit_testsuite(${target} 163 ${comment} 164 ${ARG_UNPARSED_ARGUMENTS} 165 DEPENDS clang clang-headers FileCheck ${ARG_DEPENDS} 166 ) 167 endif() 168endfunction() 169 170function(construct_check_openmp_target) 171 get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES) 172 get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS) 173 174 # We already added the testsuites themselves, no need to do that again. 175 set(EXCLUDE_FROM_ALL True) 176 add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} DEPENDS ${OPENMP_LIT_DEPENDS}) 177endfunction() 178