cart-elc

Source code for CART-ELC
git clone git://git.laack.co/cart-elc.git
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EigenTesting.cmake (29205B)


      1 
      2 macro(ei_add_property prop value)
      3   get_property(previous GLOBAL PROPERTY ${prop})
      4   if ((NOT previous) OR (previous STREQUAL ""))
      5     set_property(GLOBAL PROPERTY ${prop} "${value}")
      6   else()
      7     set_property(GLOBAL PROPERTY ${prop} "${previous} ${value}")
      8   endif()
      9 endmacro()
     10 
     11 #internal. See documentation of ei_add_test for details.
     12 macro(ei_add_test_internal testname testname_with_suffix)
     13   set(targetname ${testname_with_suffix})
     14 
     15   if(EIGEN_ADD_TEST_FILENAME_EXTENSION)
     16     set(filename ${testname}.${EIGEN_ADD_TEST_FILENAME_EXTENSION})
     17   else()
     18     set(filename ${testname}.cpp)
     19   endif()
     20 
     21   # Add the current target to the list of subtest targets
     22   get_property(EIGEN_SUBTESTS_LIST GLOBAL PROPERTY EIGEN_SUBTESTS_LIST)
     23   set(EIGEN_SUBTESTS_LIST "${EIGEN_SUBTESTS_LIST}${targetname}\n")
     24   set_property(GLOBAL PROPERTY EIGEN_SUBTESTS_LIST "${EIGEN_SUBTESTS_LIST}")
     25 
     26   if(EIGEN_ADD_TEST_FILENAME_EXTENSION STREQUAL cu)
     27     if(EIGEN_TEST_HIP)
     28       hip_reset_flags()
     29       hip_add_executable(${targetname} ${filename} HIPCC_OPTIONS "-DEIGEN_USE_HIP ${ARGV2}")
     30     elseif(EIGEN_TEST_CUDA_CLANG)
     31       set_source_files_properties(${filename} PROPERTIES LANGUAGE CXX)
     32       
     33       if(CUDA_64_BIT_DEVICE_CODE AND (EXISTS "${CUDA_TOOLKIT_ROOT_DIR}/lib64"))
     34         link_directories("${CUDA_TOOLKIT_ROOT_DIR}/lib64")
     35       else()
     36         link_directories("${CUDA_TOOLKIT_ROOT_DIR}/lib")
     37       endif()
     38 
     39       if (${ARGC} GREATER 2)
     40         add_executable(${targetname} ${filename})
     41       else()
     42         add_executable(${targetname} ${filename} OPTIONS ${ARGV2})
     43       endif()
     44       set(CUDA_CLANG_LINK_LIBRARIES "cudart_static" "cuda" "dl" "pthread")
     45       if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
     46       set(CUDA_CLANG_LINK_LIBRARIES ${CUDA_CLANG_LINK_LIBRARIES} "rt")
     47       endif()
     48       target_link_libraries(${targetname} ${CUDA_CLANG_LINK_LIBRARIES})
     49     else()
     50       if (${ARGC} GREATER 2)
     51         cuda_add_executable(${targetname} ${filename} OPTIONS ${ARGV2})
     52       else()
     53         cuda_add_executable(${targetname} ${filename})
     54       endif()
     55     endif()
     56   else()
     57     add_executable(${targetname} ${filename})
     58   endif()
     59 
     60   if (targetname MATCHES "^eigen2_")
     61     add_dependencies(eigen2_buildtests ${targetname})
     62   else()
     63     add_dependencies(buildtests ${targetname})
     64   endif()
     65 
     66   if(EIGEN_NO_ASSERTION_CHECKING)
     67     ei_add_target_property(${targetname} COMPILE_FLAGS "-DEIGEN_NO_ASSERTION_CHECKING=1")
     68   else()
     69     if(EIGEN_DEBUG_ASSERTS)
     70       ei_add_target_property(${targetname} COMPILE_FLAGS "-DEIGEN_DEBUG_ASSERTS=1")
     71     endif()
     72   endif()
     73 
     74   ei_add_target_property(${targetname} COMPILE_FLAGS "-DEIGEN_TEST_MAX_SIZE=${EIGEN_TEST_MAX_SIZE}")
     75 
     76   if(MSVC)
     77     ei_add_target_property(${targetname} COMPILE_FLAGS "/bigobj")
     78   endif()
     79 
     80   # let the user pass flags.
     81   if(${ARGC} GREATER 2)
     82     ei_add_target_property(${targetname} COMPILE_FLAGS "${ARGV2}")
     83   endif()
     84 
     85   if(EIGEN_TEST_CUSTOM_CXX_FLAGS)
     86     ei_add_target_property(${targetname} COMPILE_FLAGS "${EIGEN_TEST_CUSTOM_CXX_FLAGS}")
     87   endif()
     88 
     89   if(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO)
     90     target_link_libraries(${targetname} ${EIGEN_STANDARD_LIBRARIES_TO_LINK_TO})
     91   endif()
     92   if(EXTERNAL_LIBS)
     93     target_link_libraries(${targetname} ${EXTERNAL_LIBS})
     94   endif()
     95   if(EIGEN_TEST_CUSTOM_LINKER_FLAGS)
     96     target_link_libraries(${targetname} ${EIGEN_TEST_CUSTOM_LINKER_FLAGS})
     97   endif()
     98 
     99   if(${ARGC} GREATER 3)
    100     set(libs_to_link ${ARGV3})
    101     # it could be that some cmake module provides a bad library string " "  (just spaces),
    102     # and that severely breaks target_link_libraries ("can't link to -l-lstdc++" errors).
    103     # so we check for strings containing only spaces.
    104     string(STRIP "${libs_to_link}" libs_to_link_stripped)
    105     string(LENGTH "${libs_to_link_stripped}" libs_to_link_stripped_length)
    106     if(${libs_to_link_stripped_length} GREATER 0)
    107       # notice: no double quotes around ${libs_to_link} here. It may be a list.
    108       target_link_libraries(${targetname} ${libs_to_link})
    109     endif()
    110   endif()
    111 
    112   add_test(${testname_with_suffix} "${targetname}")
    113 
    114   # Specify target and test labels according to EIGEN_CURRENT_SUBPROJECT
    115   get_property(current_subproject GLOBAL PROPERTY EIGEN_CURRENT_SUBPROJECT)
    116   if ((current_subproject) AND (NOT (current_subproject STREQUAL "")))
    117     set_property(TARGET ${targetname} PROPERTY LABELS "Build${current_subproject}")
    118     add_dependencies("Build${current_subproject}" ${targetname})
    119     set_property(TEST ${testname_with_suffix} PROPERTY LABELS "${current_subproject}")
    120   endif()
    121   if(EIGEN_SYCL)
    122     # Force include of the SYCL file at the end to avoid errors.
    123     set_property(TARGET ${targetname} PROPERTY COMPUTECPP_INCLUDE_AFTER 1)
    124     # Set COMPILE_FLAGS to COMPILE_DEFINITIONS instead to avoid having to duplicate the flags
    125     # to the device compiler.
    126     get_target_property(target_compile_flags ${targetname} COMPILE_FLAGS)
    127     separate_arguments(target_compile_flags)
    128     foreach(flag ${target_compile_flags})
    129       if(${flag} MATCHES "^-D.*")
    130         string(REPLACE "-D" "" definition_flag ${flag})
    131         set_property(TARGET ${targetname} APPEND PROPERTY COMPILE_DEFINITIONS ${definition_flag})
    132         list(REMOVE_ITEM target_compile_flags ${flag})
    133       endif()
    134     endforeach()
    135     set_property(TARGET ${targetname} PROPERTY COMPILE_FLAGS ${target_compile_flags})
    136     # Link against pthread and add sycl to target
    137     set(THREADS_PREFER_PTHREAD_FLAG ON)
    138     find_package(Threads REQUIRED)
    139     target_link_libraries(${targetname} Threads::Threads)
    140     add_sycl_to_target(TARGET ${targetname} SOURCES ${filename})
    141   endif(EIGEN_SYCL)
    142 endmacro(ei_add_test_internal)
    143 # Macro to add a test
    144 #
    145 # the unique mandatory parameter testname must correspond to a file
    146 # <testname>.cpp which follows this pattern:
    147 #
    148 # #include "main.h"
    149 # void test_<testname>() { ... }
    150 #
    151 # Depending on the contents of that file, this macro can have 2 behaviors,
    152 # see below.
    153 #
    154 # The optional 2nd parameter is libraries to link to.
    155 #
    156 # A. Default behavior
    157 #
    158 # this macro adds an executable <testname> as well as a ctest test
    159 # named <testname> too.
    160 #
    161 # On platforms with bash simply run:
    162 #   "ctest -V" or "ctest -V -R <testname>"
    163 # On other platform use ctest as usual
    164 #
    165 # B. Multi-part behavior
    166 #
    167 # If the source file matches the regexp
    168 #    CALL_SUBTEST_[0-9]+|EIGEN_TEST_PART_[0-9]+
    169 # then it is interpreted as a multi-part test. The behavior then depends on the
    170 # CMake option EIGEN_SPLIT_LARGE_TESTS, which is ON by default.
    171 #
    172 # If EIGEN_SPLIT_LARGE_TESTS is OFF, the behavior is the same as in A (the multi-part
    173 # aspect is ignored).
    174 #
    175 # If EIGEN_SPLIT_LARGE_TESTS is ON, the test is split into multiple executables
    176 #   test_<testname>_<N>
    177 # where N runs from 1 to the greatest occurrence found in the source file. Each of these
    178 # executables is built passing -DEIGEN_TEST_PART_N. This allows to split large tests
    179 # into smaller executables.
    180 #
    181 # Moreover, targets <testname> are still generated, they
    182 # have the effect of building all the parts of the test.
    183 #
    184 # Again, ctest -R allows to run all matching tests.
    185 macro(ei_add_test testname)
    186   get_property(EIGEN_TESTS_LIST GLOBAL PROPERTY EIGEN_TESTS_LIST)
    187   set(EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}${testname}\n")
    188   set_property(GLOBAL PROPERTY EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}")
    189 
    190   if(EIGEN_ADD_TEST_FILENAME_EXTENSION)
    191     set(filename ${testname}.${EIGEN_ADD_TEST_FILENAME_EXTENSION})
    192   else()
    193     set(filename ${testname}.cpp)
    194   endif()
    195 
    196   file(READ "${filename}" test_source)
    197   string(REGEX MATCHALL "CALL_SUBTEST_[0-9]+|EIGEN_TEST_PART_[0-9]+|EIGEN_SUFFIXES(;[0-9]+)+"
    198          occurrences "${test_source}")
    199   string(REGEX REPLACE "CALL_SUBTEST_|EIGEN_TEST_PART_|EIGEN_SUFFIXES" "" suffixes "${occurrences}")
    200   list(REMOVE_DUPLICATES suffixes)
    201   set(explicit_suffixes "")
    202   if( (NOT EIGEN_SPLIT_LARGE_TESTS) AND suffixes)
    203     # Check whether we have EIGEN_TEST_PART_* statements, in which case we likely must enforce splitting.
    204     # For instance, indexed_view activate a different c++ version for each part.
    205     string(REGEX MATCHALL "EIGEN_TEST_PART_[0-9]+" occurrences "${test_source}")
    206     string(REGEX REPLACE "EIGEN_TEST_PART_" "" explicit_suffixes "${occurrences}")
    207     list(REMOVE_DUPLICATES explicit_suffixes)
    208   endif()
    209   if( (EIGEN_SPLIT_LARGE_TESTS AND suffixes) OR explicit_suffixes)
    210     add_custom_target(${testname})
    211     foreach(suffix ${suffixes})
    212       ei_add_test_internal(${testname} ${testname}_${suffix}
    213         "${ARGV1} -DEIGEN_TEST_PART_${suffix}=1" "${ARGV2}")
    214       add_dependencies(${testname} ${testname}_${suffix})
    215     endforeach()
    216   else()
    217     ei_add_test_internal(${testname} ${testname} "${ARGV1} -DEIGEN_TEST_PART_ALL=1" "${ARGV2}")
    218   endif()
    219 endmacro()
    220 
    221 # adds a failtest, i.e. a test that succeed if the program fails to compile
    222 # note that the test runner for these is CMake itself, when passed -DEIGEN_FAILTEST=ON
    223 # so here we're just running CMake commands immediately, we're not adding any targets.
    224 macro(ei_add_failtest testname)
    225 
    226   set(test_target_ok ${testname}_ok)
    227   set(test_target_ko ${testname}_ko)
    228 
    229   # Add executables
    230   add_executable(${test_target_ok} ${testname}.cpp)
    231   add_executable(${test_target_ko} ${testname}.cpp)
    232 
    233   # Remove them from the normal build process
    234   set_target_properties(${test_target_ok} ${test_target_ko} PROPERTIES
    235                         EXCLUDE_FROM_ALL TRUE
    236                         EXCLUDE_FROM_DEFAULT_BUILD TRUE)
    237 
    238   # Configure the failing test
    239   target_compile_definitions(${test_target_ko} PRIVATE EIGEN_SHOULD_FAIL_TO_BUILD)
    240 
    241   # Add the tests to ctest.
    242   add_test(NAME ${test_target_ok}
    243           COMMAND ${CMAKE_COMMAND} --build . --target ${test_target_ok} --config $<CONFIGURATION>
    244           WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
    245   add_test(NAME ${test_target_ko}
    246           COMMAND ${CMAKE_COMMAND} --build . --target ${test_target_ko} --config $<CONFIGURATION>
    247           WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
    248 
    249   # Expect the second test to fail
    250   set_tests_properties(${test_target_ko} PROPERTIES WILL_FAIL TRUE)
    251 endmacro()
    252 
    253 # print a summary of the different options
    254 macro(ei_testing_print_summary)
    255   message(STATUS "************************************************************")
    256   message(STATUS "***    Eigen's unit tests configuration summary          ***")
    257   message(STATUS "************************************************************")
    258   message(STATUS "")
    259   message(STATUS "Build type:        ${CMAKE_BUILD_TYPE}")
    260   message(STATUS "Build site:        ${SITE}")
    261   message(STATUS "Build string:      ${BUILDNAME}")
    262   get_property(EIGEN_TESTING_SUMMARY GLOBAL PROPERTY EIGEN_TESTING_SUMMARY)
    263   get_property(EIGEN_TESTED_BACKENDS GLOBAL PROPERTY EIGEN_TESTED_BACKENDS)
    264   get_property(EIGEN_MISSING_BACKENDS GLOBAL PROPERTY EIGEN_MISSING_BACKENDS)
    265   message(STATUS "Enabled backends:  ${EIGEN_TESTED_BACKENDS}")
    266   message(STATUS "Disabled backends: ${EIGEN_MISSING_BACKENDS}")
    267 
    268   if(EIGEN_DEFAULT_TO_ROW_MAJOR)
    269     message(STATUS "Default order:     Row-major")
    270   else()
    271     message(STATUS "Default order:     Column-major")
    272   endif()
    273 
    274   if(EIGEN_TEST_NO_EXPLICIT_ALIGNMENT)
    275     message(STATUS "Explicit alignment (hence vectorization) disabled")
    276   elseif(EIGEN_TEST_NO_EXPLICIT_VECTORIZATION)
    277     message(STATUS "Explicit vectorization disabled (alignment kept enabled)")
    278   else()
    279 
    280   message(STATUS "Maximal matrix/vector size: ${EIGEN_TEST_MAX_SIZE}")
    281 
    282     if(EIGEN_TEST_SSE2)
    283       message(STATUS "SSE2:              ON")
    284     else()
    285       message(STATUS "SSE2:              Using architecture defaults")
    286     endif()
    287 
    288     if(EIGEN_TEST_SSE3)
    289       message(STATUS "SSE3:              ON")
    290     else()
    291       message(STATUS "SSE3:              Using architecture defaults")
    292     endif()
    293 
    294     if(EIGEN_TEST_SSSE3)
    295       message(STATUS "SSSE3:             ON")
    296     else()
    297       message(STATUS "SSSE3:             Using architecture defaults")
    298     endif()
    299 
    300     if(EIGEN_TEST_SSE4_1)
    301       message(STATUS "SSE4.1:            ON")
    302     else()
    303       message(STATUS "SSE4.1:            Using architecture defaults")
    304     endif()
    305 
    306     if(EIGEN_TEST_SSE4_2)
    307       message(STATUS "SSE4.2:            ON")
    308     else()
    309       message(STATUS "SSE4.2:            Using architecture defaults")
    310     endif()
    311 
    312     if(EIGEN_TEST_AVX)
    313       message(STATUS "AVX:               ON")
    314     else()
    315       message(STATUS "AVX:               Using architecture defaults")
    316     endif()
    317 
    318     if(EIGEN_TEST_AVX2)
    319       message(STATUS "AVX2:              ON")
    320     else()
    321       message(STATUS "AVX2:              Using architecture defaults")
    322     endif()
    323 
    324     if(EIGEN_TEST_FMA)
    325       message(STATUS "FMA:               ON")
    326     else()
    327       message(STATUS "FMA:               Using architecture defaults")
    328     endif()
    329 
    330     if(EIGEN_TEST_AVX512)
    331       message(STATUS "AVX512:            ON")
    332     else()
    333       message(STATUS "AVX512:            Using architecture defaults")
    334     endif()
    335 
    336     if(EIGEN_TEST_AVX512DQ)
    337       message(STATUS "AVX512DQ:          ON")
    338     else()
    339       message(STATUS "AVX512DQ:          Using architecture defaults")
    340     endif()
    341 
    342     if(EIGEN_TEST_ALTIVEC)
    343       message(STATUS "Altivec:           ON")
    344     else()
    345       message(STATUS "Altivec:           Using architecture defaults")
    346     endif()
    347 
    348     if(EIGEN_TEST_VSX)
    349       message(STATUS "VSX:               ON")
    350     else()
    351       message(STATUS "VSX:               Using architecture defaults")
    352     endif()
    353 
    354     if(EIGEN_TEST_MSA)
    355       message(STATUS "MIPS MSA:          ON")
    356     else()
    357       message(STATUS "MIPS MSA:          Using architecture defaults")
    358     endif()
    359 
    360     if(EIGEN_TEST_NEON)
    361       message(STATUS "ARM NEON:          ON")
    362     else()
    363       message(STATUS "ARM NEON:          Using architecture defaults")
    364     endif()
    365 
    366     if(EIGEN_TEST_NEON64)
    367       message(STATUS "ARMv8 NEON:        ON")
    368     else()
    369       message(STATUS "ARMv8 NEON:        Using architecture defaults")
    370     endif()
    371 
    372     if(EIGEN_TEST_ZVECTOR)
    373       message(STATUS "S390X ZVECTOR:     ON")
    374     else()
    375       message(STATUS "S390X ZVECTOR:     Using architecture defaults")
    376     endif()
    377 
    378     if(EIGEN_TEST_CXX11)
    379       message(STATUS "C++11:             ON")
    380     else()
    381       message(STATUS "C++11:             OFF")
    382     endif()
    383 
    384     if(EIGEN_TEST_SYCL)
    385       if(EIGEN_SYCL_TRISYCL)
    386         message(STATUS "SYCL:              ON (using triSYCL)")
    387       else()
    388         message(STATUS "SYCL:              ON (using computeCPP)")
    389       endif()
    390     else()
    391       message(STATUS "SYCL:              OFF")
    392     endif()
    393     if(EIGEN_TEST_CUDA)
    394       if(EIGEN_TEST_CUDA_CLANG)
    395         message(STATUS "CUDA:              ON (using clang)")
    396       else()
    397         message(STATUS "CUDA:              ON (using nvcc)")
    398       endif()
    399     else()
    400       message(STATUS "CUDA:              OFF")
    401     endif()
    402     if(EIGEN_TEST_HIP)
    403       message(STATUS "HIP:               ON (using hipcc)")
    404     else()
    405       message(STATUS "HIP:               OFF")
    406     endif()
    407 
    408   endif() # vectorization / alignment options
    409 
    410   message(STATUS "\n${EIGEN_TESTING_SUMMARY}")
    411 
    412   message(STATUS "************************************************************")
    413 endmacro()
    414 
    415 macro(ei_init_testing)
    416   define_property(GLOBAL PROPERTY EIGEN_CURRENT_SUBPROJECT BRIEF_DOCS " " FULL_DOCS " ")
    417   define_property(GLOBAL PROPERTY EIGEN_TESTED_BACKENDS BRIEF_DOCS " " FULL_DOCS " ")
    418   define_property(GLOBAL PROPERTY EIGEN_MISSING_BACKENDS BRIEF_DOCS " " FULL_DOCS " ")
    419   define_property(GLOBAL PROPERTY EIGEN_TESTING_SUMMARY BRIEF_DOCS " " FULL_DOCS " ")
    420   define_property(GLOBAL PROPERTY EIGEN_TESTS_LIST BRIEF_DOCS " " FULL_DOCS " ")
    421   define_property(GLOBAL PROPERTY EIGEN_SUBTESTS_LIST BRIEF_DOCS " " FULL_DOCS " ")
    422 
    423   set_property(GLOBAL PROPERTY EIGEN_TESTED_BACKENDS "")
    424   set_property(GLOBAL PROPERTY EIGEN_MISSING_BACKENDS "")
    425   set_property(GLOBAL PROPERTY EIGEN_TESTING_SUMMARY "")
    426   set_property(GLOBAL PROPERTY EIGEN_TESTS_LIST "")
    427   set_property(GLOBAL PROPERTY EIGEN_SUBTESTS_LIST "")
    428 
    429   define_property(GLOBAL PROPERTY EIGEN_FAILTEST_FAILURE_COUNT BRIEF_DOCS " " FULL_DOCS " ")
    430   define_property(GLOBAL PROPERTY EIGEN_FAILTEST_COUNT BRIEF_DOCS " " FULL_DOCS " ")
    431 
    432   set_property(GLOBAL PROPERTY EIGEN_FAILTEST_FAILURE_COUNT "0")
    433   set_property(GLOBAL PROPERTY EIGEN_FAILTEST_COUNT "0")
    434 
    435   # uncomment anytime you change the ei_get_compilerver_from_cxx_version_string macro
    436   # ei_test_get_compilerver_from_cxx_version_string()
    437 endmacro()
    438 
    439 macro(ei_set_sitename)
    440   # if the sitename is not yet set, try to set it
    441   if(NOT ${SITE} OR ${SITE} STREQUAL "")
    442     set(eigen_computername $ENV{COMPUTERNAME})
    443     set(eigen_hostname $ENV{HOSTNAME})
    444     if(eigen_hostname)
    445       set(SITE ${eigen_hostname})
    446     elseif(eigen_computername)
    447       set(SITE ${eigen_computername})
    448     endif()
    449   endif()
    450   # in case it is already set, enforce lower case
    451   if(SITE)
    452     string(TOLOWER ${SITE} SITE)
    453   endif()
    454 endmacro()
    455 
    456 macro(ei_get_compilerver VAR)
    457     if(MSVC)
    458       # on windows system, we use a modified CMake script
    459       include(EigenDetermineVSServicePack)
    460       EigenDetermineVSServicePack( my_service_pack )
    461 
    462       if( my_service_pack )
    463         set(${VAR} ${my_service_pack})
    464       else()
    465         set(${VAR} "na")
    466       endif()
    467     elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "PGI")
    468       set(${VAR} "${CMAKE_CXX_COMPILER_ID}-${CMAKE_CXX_COMPILER_VERSION}")
    469     else()
    470     # on all other system we rely on ${CMAKE_CXX_COMPILER}
    471     # supporting a "--version" or "/version" flag
    472 
    473     if(WIN32 AND ${CMAKE_CXX_COMPILER_ID} EQUAL "Intel")
    474       set(EIGEN_CXX_FLAG_VERSION "/version")
    475     else()
    476       set(EIGEN_CXX_FLAG_VERSION "--version")
    477     endif()
    478 
    479     execute_process(COMMAND ${CMAKE_CXX_COMPILER} ${EIGEN_CXX_FLAG_VERSION}
    480                     OUTPUT_VARIABLE eigen_cxx_compiler_version_string OUTPUT_STRIP_TRAILING_WHITESPACE)
    481     string(REGEX REPLACE "^[ \n\r]+" "" eigen_cxx_compiler_version_string ${eigen_cxx_compiler_version_string})
    482     string(REGEX REPLACE "[\n\r].*"  ""  eigen_cxx_compiler_version_string  ${eigen_cxx_compiler_version_string})
    483 
    484     ei_get_compilerver_from_cxx_version_string("${eigen_cxx_compiler_version_string}" CNAME CVER)
    485     set(${VAR} "${CNAME}-${CVER}")
    486 
    487   endif()
    488 endmacro()
    489 
    490 # Extract compiler name and version from a raw version string
    491 # WARNING: if you edit this macro, then please test it by uncommenting
    492 # the testing macro call in ei_init_testing() of the EigenTesting.cmake file.
    493 # See also the ei_test_get_compilerver_from_cxx_version_string macro at the end
    494 # of the file
    495 macro(ei_get_compilerver_from_cxx_version_string VERSTRING CNAME CVER)
    496   # extract possible compiler names
    497   string(REGEX MATCH "g\\+\\+"      ei_has_gpp    ${VERSTRING})
    498   string(REGEX MATCH "llvm|LLVM"    ei_has_llvm   ${VERSTRING})
    499   string(REGEX MATCH "gcc|GCC"      ei_has_gcc    ${VERSTRING})
    500   string(REGEX MATCH "icpc|ICC"     ei_has_icpc   ${VERSTRING})
    501   string(REGEX MATCH "clang|CLANG"  ei_has_clang  ${VERSTRING})
    502   string(REGEX MATCH "mingw32"      ei_has_mingw  ${VERSTRING})
    503 
    504   # combine them
    505   if((ei_has_llvm) AND (ei_has_gpp OR ei_has_gcc))
    506     set(${CNAME} "llvm-g++")
    507   elseif((ei_has_llvm) AND (ei_has_clang))
    508     set(${CNAME} "llvm-clang++")
    509   elseif(ei_has_clang)
    510     set(${CNAME} "clang++")
    511   elseif ((ei_has_mingw) AND (ei_has_gpp OR ei_has_gcc))
    512     set(${CNAME} "mingw32-g++")
    513   elseif(ei_has_icpc)
    514     set(${CNAME} "icpc")
    515   elseif(ei_has_gpp OR ei_has_gcc)
    516     set(${CNAME} "g++")
    517   else()
    518     set(${CNAME} "_")
    519   endif()
    520 
    521   # extract possible version numbers
    522   # first try to extract 3 isolated numbers:
    523   string(REGEX MATCH " [0-9]+\\.[0-9]+\\.[0-9]+" eicver ${VERSTRING})
    524   if(NOT eicver)
    525     # try to extract 2 isolated ones:
    526     string(REGEX MATCH " [0-9]+\\.[0-9]+" eicver ${VERSTRING})
    527     if(NOT eicver)
    528       # try to extract 3:
    529       string(REGEX MATCH "[^0-9][0-9]+\\.[0-9]+\\.[0-9]+" eicver ${VERSTRING})
    530       if(NOT eicver)
    531         # try to extract 2:
    532         string(REGEX MATCH "[^0-9][0-9]+\\.[0-9]+" eicver ${VERSTRING})
    533         if (NOT eicver AND ei_has_mingw)
    534           # try to extract 1 number plus suffix:
    535           string(REGEX MATCH "[^0-9][0-9]+-win32" eicver ${VERSTRING})          
    536         endif()
    537       endif()
    538     endif()
    539   endif()
    540   
    541   if (NOT eicver)
    542     set(eicver " _")
    543   endif()
    544 
    545   string(REGEX REPLACE ".(.*)" "\\1" ${CVER} ${eicver})
    546 
    547 endmacro()
    548 
    549 macro(ei_get_cxxflags VAR)
    550   set(${VAR} "")
    551   ei_is_64bit_env(IS_64BIT_ENV)
    552   if(EIGEN_TEST_NEON)
    553     set(${VAR} NEON)
    554   elseif(EIGEN_TEST_NEON64)
    555     set(${VAR} NEON)
    556   elseif(EIGEN_TEST_ZVECTOR)
    557     set(${VAR} ZVECTOR)
    558   elseif(EIGEN_TEST_VSX)
    559     set(${VAR} VSX)
    560   elseif(EIGEN_TEST_ALTIVEC)
    561     set(${VAR} ALVEC)
    562   elseif(EIGEN_TEST_FMA)
    563     set(${VAR} FMA)
    564   elseif(EIGEN_TEST_AVX)
    565     set(${VAR} AVX)
    566   elseif(EIGEN_TEST_SSE4_2)
    567     set(${VAR} SSE42)
    568   elseif(EIGEN_TEST_SSE4_1)
    569     set(${VAR} SSE41)
    570   elseif(EIGEN_TEST_SSSE3)
    571     set(${VAR} SSSE3)
    572   elseif(EIGEN_TEST_SSE3)
    573     set(${VAR} SSE3)
    574   elseif(EIGEN_TEST_SSE2 OR IS_64BIT_ENV)
    575     set(${VAR} SSE2)
    576   elseif(EIGEN_TEST_MSA)
    577     set(${VAR} MSA)
    578   endif()
    579 
    580   if(EIGEN_TEST_OPENMP)
    581     if (${VAR} STREQUAL "")
    582       set(${VAR} OMP)
    583     else()
    584       set(${VAR} ${${VAR}}-OMP)
    585     endif()
    586   endif()
    587 
    588   if(EIGEN_DEFAULT_TO_ROW_MAJOR)
    589     if (${VAR} STREQUAL "")
    590       set(${VAR} ROW)
    591     else()
    592       set(${VAR} ${${VAR}}-ROWMAJ)
    593     endif()
    594   endif()
    595 endmacro()
    596 
    597 macro(ei_set_build_string)
    598   ei_get_compilerver(LOCAL_COMPILER_VERSION)
    599   ei_get_cxxflags(LOCAL_COMPILER_FLAGS)
    600 
    601   include(EigenDetermineOSVersion)
    602   DetermineOSVersion(OS_VERSION)
    603 
    604   set(TMP_BUILD_STRING ${OS_VERSION}-${LOCAL_COMPILER_VERSION})
    605 
    606   if (NOT ${LOCAL_COMPILER_FLAGS} STREQUAL  "")
    607     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-${LOCAL_COMPILER_FLAGS})
    608   endif()
    609 
    610   if(EIGEN_TEST_EXTERNAL_BLAS)
    611     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-external_blas)
    612   endif()
    613 
    614   ei_is_64bit_env(IS_64BIT_ENV)
    615   if(NOT IS_64BIT_ENV)
    616     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-32bit)
    617   else()
    618     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-64bit)
    619   endif()
    620 
    621   if(EIGEN_TEST_CXX11)
    622     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-cxx11)
    623   endif()
    624 
    625   if(EIGEN_BUILD_STRING_SUFFIX)
    626     set(TMP_BUILD_STRING ${TMP_BUILD_STRING}-${EIGEN_BUILD_STRING_SUFFIX})
    627   endif()
    628 
    629   string(TOLOWER ${TMP_BUILD_STRING} BUILDNAME)
    630 endmacro()
    631 
    632 macro(ei_is_64bit_env VAR)
    633   if(CMAKE_SIZEOF_VOID_P EQUAL 8)
    634     set(${VAR} 1)
    635   elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
    636     set(${VAR} 0)
    637   else()
    638     message(WARNING "Unsupported pointer size. Please contact the authors.")
    639   endif()
    640 endmacro()
    641 
    642 
    643 # helper macro for testing ei_get_compilerver_from_cxx_version_string
    644 # STR: raw version string
    645 # REFNAME: expected compiler name
    646 # REFVER: expected compiler version
    647 macro(ei_test1_get_compilerver_from_cxx_version_string STR REFNAME REFVER)
    648   ei_get_compilerver_from_cxx_version_string(${STR} CNAME CVER)
    649   if((NOT ${REFNAME} STREQUAL ${CNAME}) OR (NOT ${REFVER} STREQUAL ${CVER}))
    650     message("STATUS ei_get_compilerver_from_cxx_version_string error:")
    651     message("Expected \"${REFNAME}-${REFVER}\", got \"${CNAME}-${CVER}\"")
    652   endif()
    653 endmacro()
    654 
    655 # macro for testing ei_get_compilerver_from_cxx_version_string
    656 # feel free to add more version strings
    657 macro(ei_test_get_compilerver_from_cxx_version_string)
    658   ei_test1_get_compilerver_from_cxx_version_string("g++ (SUSE Linux) 4.5.3 20110428 [gcc-4_5-branch revision 173117]" "g++" "4.5.3")
    659   ei_test1_get_compilerver_from_cxx_version_string("c++ (GCC) 4.5.1 20100924 (Red Hat 4.5.1-4)" "g++" "4.5.1")
    660   ei_test1_get_compilerver_from_cxx_version_string("icpc (ICC) 11.0 20081105" "icpc" "11.0")
    661   ei_test1_get_compilerver_from_cxx_version_string("g++-3.4 (GCC) 3.4.6" "g++" "3.4.6")
    662   ei_test1_get_compilerver_from_cxx_version_string("SUSE Linux clang version 3.0 (branches/release_30 145598) (based on LLVM 3.0)" "llvm-clang++" "3.0")
    663   ei_test1_get_compilerver_from_cxx_version_string("icpc (ICC) 12.0.5 20110719" "icpc" "12.0.5")
    664   ei_test1_get_compilerver_from_cxx_version_string("Apple clang version 2.1 (tags/Apple/clang-163.7.1) (based on LLVM 3.0svn)" "llvm-clang++" "2.1")
    665   ei_test1_get_compilerver_from_cxx_version_string("i686-apple-darwin11-llvm-g++-4.2 (GCC) 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)" "llvm-g++" "4.2.1")
    666   ei_test1_get_compilerver_from_cxx_version_string("g++-mp-4.4 (GCC) 4.4.6" "g++" "4.4.6")
    667   ei_test1_get_compilerver_from_cxx_version_string("g++-mp-4.4 (GCC) 2011" "g++" "4.4")
    668   ei_test1_get_compilerver_from_cxx_version_string("x86_64-w64-mingw32-g++ (GCC) 10-win32 20210110" "mingw32-g++" "10-win32")
    669 endmacro()
    670 
    671 # Split all tests listed in EIGEN_TESTS_LIST into num_splits many targets
    672 # named buildtestspartN with N = { 0, ..., num_splits-1}.
    673 #
    674 # The intention behind the existance of this macro is the size of Eigen's
    675 # testsuite. Together with the relativly big compile-times building all tests
    676 # can take a substantial amount of time depending on the available hardware.
    677 # 
    678 # The last buildtestspartN target will build possible remaining tests.
    679 #
    680 # An example:
    681 #
    682 #   EIGEN_TESTS_LIST= [ test1, test2, test3, test4, test5, test6, test7 ]
    683 #
    684 # A call to ei_split_testsuite(3) creates the following targets with dependencies
    685 #
    686 #   Target                      Dependencies
    687 #   ------                      ------------
    688 #   buildtestspart0             test1, test2
    689 #   buildtestspart1             test3, test4
    690 #   buildtestspart2             test5, test6, test7
    691 #
    692 macro(ei_split_testsuite num_splits)
    693   get_property(EIGEN_TESTS_LIST GLOBAL PROPERTY EIGEN_TESTS_LIST)
    694 
    695   # Translate EIGEN_TESTS_LIST into a CMake list
    696   string(REGEX REPLACE "\n" " " EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}")
    697   set(EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}")
    698   separate_arguments(EIGEN_TESTS_LIST)
    699 
    700   set(eigen_test_count "0")
    701   foreach(t IN ITEMS ${EIGEN_TESTS_LIST})
    702     math(EXPR eigen_test_count "${eigen_test_count}+1")
    703   endforeach()
    704 
    705   # Get number of tests per target
    706   math(EXPR num_tests_per_target "${eigen_test_count}/${num_splits} - ${eigen_test_count}/${num_splits} % 1")
    707 
    708   set(test_idx "0")
    709   math(EXPR target_bound "${num_splits}-1")
    710   foreach(part RANGE "0" "${target_bound}")
    711     # Create target
    712     set(current_target "buildtestspart${part}")
    713     add_custom_target("${current_target}")
    714     math(EXPR upper_bound "${test_idx} + ${num_tests_per_target} - 1")
    715     foreach(test_idx RANGE "${test_idx}" "${upper_bound}")
    716       list(GET EIGEN_TESTS_LIST "${test_idx}" curr_test)
    717       add_dependencies("${current_target}" "${curr_test}")
    718     endforeach()
    719     math(EXPR test_idx "${test_idx} + ${num_tests_per_target}")
    720   endforeach()
    721   
    722   # Handle the possibly remaining tests
    723   math(EXPR test_idx "${num_splits} * ${num_tests_per_target}")
    724   math(EXPR target_bound "${eigen_test_count} - 1")
    725   foreach(test_idx RANGE "${test_idx}" "${target_bound}")
    726     list(GET EIGEN_TESTS_LIST "${test_idx}" curr_test)
    727     add_dependencies("${current_target}" "${curr_test}")
    728   endforeach()
    729 endmacro(ei_split_testsuite num_splits)
    730 
    731 # Defines the custom command buildsmoketests to build a number of tests
    732 # specified in smoke_test_list.
    733 # 
    734 # Test in smoke_test_list can be either test targets (e.g. packetmath) or
    735 # subtests targets (e.g. packetmath_2). If any of the test are not available
    736 # in the current configuration they are just skipped. 
    737 #
    738 # All tests added via this macro are labeled with the smoketest label. This
    739 # allows running smoketests only using ctest.
    740 #
    741 # Smoke tests are intended to be run before the whole test suite is invoked,
    742 # e.g., to smoke test patches.
    743 macro(ei_add_smoke_tests smoke_test_list)
    744   # Set the build target to build smoketests
    745   set(buildtarget "buildsmoketests")
    746   add_custom_target("${buildtarget}")
    747 
    748   # Get list of all tests and translate it into a CMake list
    749   get_property(EIGEN_TESTS_LIST GLOBAL PROPERTY EIGEN_TESTS_LIST)
    750   string(REGEX REPLACE "\n" " " EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}")
    751   set(EIGEN_TESTS_LIST "${EIGEN_TESTS_LIST}")
    752   separate_arguments(EIGEN_TESTS_LIST)
    753 
    754   # Check if the test in smoke_test_list is a currently valid test target
    755   foreach(test IN ITEMS ${smoke_test_list})
    756     # Add tests in smoke_test_list to our smoke test target but only if the test
    757     # is currently available, i.e., is in EIGEN_SUBTESTS_LIST
    758     if ("${test}" IN_LIST EIGEN_TESTS_LIST)
    759       add_dependencies("${buildtarget}" "${test}")
    760       # In the case of a test we match all subtests
    761       set(ctest_regex "${ctest_regex}^${test}_[0-9]+$$|")
    762     endif()
    763   endforeach()
    764 
    765   # Get list of all subtests and translate it into a CMake list
    766   get_property(EIGEN_SUBTESTS_LIST GLOBAL PROPERTY EIGEN_SUBTESTS_LIST)
    767   string(REGEX REPLACE "\n" " " EIGEN_SUBTESTS_LIST "${EIGEN_SUBTESTS_LIST}")
    768   set(EIGEN_SUBTESTS_LIST "${EIGEN_SUBTESTS_LIST}")
    769   separate_arguments(EIGEN_SUBTESTS_LIST)
    770 
    771   # Check if the test in smoke_test_list is a currently valid subtest target
    772   foreach(test IN ITEMS ${smoke_test_list})
    773     # Add tests in smoke_test_list to our smoke test target but only if the test
    774     # is currently available, i.e., is in EIGEN_SUBTESTS_LIST
    775     if ("${test}" IN_LIST EIGEN_SUBTESTS_LIST)
    776       add_dependencies("${buildtarget}" "${test}")
    777       # Add label smoketest to be able to run smoketests using ctest
    778       get_property(test_labels TEST ${test} PROPERTY LABELS)
    779       set_property(TEST ${test} PROPERTY LABELS "${test_labels};smoketest")
    780     endif()
    781   endforeach()
    782 endmacro(ei_add_smoke_tests)