llvm-project/openmp/cmake/OpenMPTesting.cmake

192 lines
7.9 KiB
CMake

# Keep track if we have all dependencies.
set(ENABLE_CHECK_TARGETS TRUE)
# Function to find required dependencies for testing.
function(find_standalone_test_dependencies)
include(FindPythonInterp)
if (NOT PYTHONINTERP_FOUND)
message(STATUS "Could not find Python.")
message(WARNING "The check targets will not be available!")
set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
return()
endif()
# Find executables.
find_program(OPENMP_LLVM_LIT_EXECUTABLE
NAMES llvm-lit lit.py lit
PATHS ${OPENMP_LLVM_TOOLS_DIR})
if (NOT OPENMP_LLVM_LIT_EXECUTABLE)
message(STATUS "Cannot find llvm-lit.")
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.")
message(WARNING "The check targets will not be available!")
set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
return()
endif()
find_program(OPENMP_FILECHECK_EXECUTABLE
NAMES FileCheck
PATHS ${OPENMP_LLVM_TOOLS_DIR})
if (NOT OPENMP_FILECHECK_EXECUTABLE)
message(STATUS "Cannot find FileCheck.")
message(STATUS "Please put FileCheck in your PATH, set OPENMP_FILECHECK_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.")
message(WARNING "The check targets will not be available!")
set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
return()
endif()
endfunction()
if (${OPENMP_STANDALONE_BUILD})
find_standalone_test_dependencies()
# Make sure we can use the console pool for recent CMake and Ninja > 1.5.
if (CMAKE_VERSION VERSION_LESS 3.1.20141117)
set(cmake_3_2_USES_TERMINAL)
else()
set(cmake_3_2_USES_TERMINAL USES_TERMINAL)
endif()
# Set lit arguments.
set(DEFAULT_LIT_ARGS "-sv --show-unsupported --show-xfail")
if (MSVC OR XCODE)
set(DEFAULT_LIT_ARGS "${DEFAULT_LIT_ARGS} --no-progress-bar")
endif()
set(OPENMP_LIT_ARGS "${DEFAULT_LIT_ARGS}" CACHE STRING "Options for lit.")
separate_arguments(OPENMP_LIT_ARGS)
else()
set(OPENMP_FILECHECK_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/FileCheck)
endif()
# Macro to extract information about compiler from file. (no own scope)
macro(extract_test_compiler_information lang file)
file(READ ${file} information)
list(GET information 0 path)
list(GET information 1 id)
list(GET information 2 version)
list(GET information 3 openmp_flags)
set(OPENMP_TEST_${lang}_COMPILER_PATH ${path})
set(OPENMP_TEST_${lang}_COMPILER_ID ${id})
set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version})
set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags})
endmacro()
# Function to set variables with information about the test compiler.
function(set_test_compiler_information dir)
extract_test_compiler_information(C ${dir}/CCompilerInformation.txt)
extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt)
if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND
"${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}"))
message(STATUS "Test compilers for C and C++ don't match.")
message(WARNING "The check targets will not be available!")
set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
else()
set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE)
set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE)
set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE)
# Determine major version.
string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}")
string(REGEX MATCH "[0-9]+\\.[0-9]+" majorminor "${OPENMP_TEST_C_COMPILER_VERSION}")
set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE)
set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${majorminor}" PARENT_SCOPE)
endif()
endfunction()
if (${OPENMP_STANDALONE_BUILD})
# Detect compiler that should be used for testing.
# We cannot use ExternalProject_Add() because its configuration runs when this
# project is built which is too late for detecting the compiler...
file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler)
execute_process(
COMMAND ${CMAKE_COMMAND} -G${CMAKE_GENERATOR} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler
-DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER}
-DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler
OUTPUT_VARIABLE DETECT_COMPILER_OUT
ERROR_VARIABLE DETECT_COMPILER_ERR
RESULT_VARIABLE DETECT_COMPILER_RESULT)
if (DETECT_COMPILER_RESULT)
message(STATUS "Could not detect test compilers.")
message(WARNING "The check targets will not be available!")
set(ENABLE_CHECK_TARGETS FALSE)
else()
set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler)
endif()
else()
# Set the information that we know.
set(OPENMP_TEST_COMPILER_ID "Clang")
# Cannot use CLANG_VERSION because we are not guaranteed that this is already set.
set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}")
set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_MAJOR_VERSION}")
set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${LLVM_MAJOR_VERSION}.${LLVM_MINOR_VERSION}")
# Unfortunately the top-level cmake/config-ix.cmake file mangles CMake's
# CMAKE_THREAD_LIBS_INIT variable from the FindThreads package, so work
# around that, until it is fixed there.
if("${CMAKE_THREAD_LIBS_INIT}" STREQUAL "-lpthread")
set(OPENMP_TEST_COMPILER_THREAD_FLAGS "-pthread")
else()
set(OPENMP_TEST_COMPILER_THREAD_FLAGS "${CMAKE_THREAD_LIBS_INIT}")
endif()
# TODO: Implement blockaddress in GlobalISel and remove this flag!
set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp ${OPENMP_TEST_COMPILER_THREAD_FLAGS} -fno-experimental-isel")
endif()
# Function to set compiler features for use in lit.
function(set_test_compiler_features)
if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU")
set(comp "gcc")
elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel")
set(comp "icc")
else()
# Just use the lowercase of the compiler ID as fallback.
string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp)
endif()
set(OPENMP_TEST_COMPILER_FEATURES "['${comp}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION}']" PARENT_SCOPE)
endfunction()
set_test_compiler_features()
# Function to add a testsuite for an OpenMP runtime library.
function(add_openmp_testsuite target comment)
if (NOT ENABLE_CHECK_TARGETS)
add_custom_target(${target}
COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.")
message(STATUS "${target} does nothing.")
return()
endif()
cmake_parse_arguments(ARG "" "" "DEPENDS;ARGS" ${ARGN})
# EXCLUDE_FROM_ALL excludes the test ${target} out of check-openmp.
if (NOT EXCLUDE_FROM_ALL)
# Register the testsuites and depends for the check-openmp rule.
set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS})
set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS})
endif()
if (${OPENMP_STANDALONE_BUILD})
set(LIT_ARGS ${OPENMP_LIT_ARGS} ${ARG_ARGS})
add_custom_target(${target}
COMMAND ${PYTHON_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS}
COMMENT ${comment}
DEPENDS ${ARG_DEPENDS}
${cmake_3_2_USES_TERMINAL}
)
else()
add_lit_testsuite(${target}
${comment}
${ARG_UNPARSED_ARGUMENTS}
DEPENDS clang clang-resource-headers FileCheck ${ARG_DEPENDS}
ARGS ${ARG_ARGS}
)
endif()
endfunction()
function(construct_check_openmp_target)
get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES)
get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS)
# We already added the testsuites themselves, no need to do that again.
set(EXCLUDE_FROM_ALL True)
add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} DEPENDS ${OPENMP_LIT_DEPENDS})
endfunction()