[test-suite] r264499 - cmake/lit: Put SingleSource executables into separate directories

James Molloy via llvm-commits llvm-commits at lists.llvm.org
Sun Mar 27 01:53:35 PDT 2016


Hi Matthias,

Thanks for doing this! However I think we also need to update test-suite.py
for this change, because I think --only-test handling will now be broken
for SingleSource tests.

James
On Sat, 26 Mar 2016 at 04:11, Matthias Braun via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: matze
> Date: Fri Mar 25 23:05:50 2016
> New Revision: 264499
>
> URL: http://llvm.org/viewvc/llvm-project?rev=264499&view=rev
> Log:
> cmake/lit: Put SingleSource executables into separate directories
>
> This fixes the problem of compiletimes not getting collected corrected.
>
> Modified:
>     test-suite/trunk/cmake/modules/SingleMultiSource.cmake
>     test-suite/trunk/litsupport/compiletime.py
>
> Modified: test-suite/trunk/cmake/modules/SingleMultiSource.cmake
> URL:
> http://llvm.org/viewvc/llvm-project/test-suite/trunk/cmake/modules/SingleMultiSource.cmake?rev=264499&r1=264498&r2=264499&view=diff
>
> ==============================================================================
> --- test-suite/trunk/cmake/modules/SingleMultiSource.cmake (original)
> +++ test-suite/trunk/cmake/modules/SingleMultiSource.cmake Fri Mar 25
> 23:05:50 2016
> @@ -136,33 +136,35 @@ macro(test_suite_add_executable name mai
>    list(FIND PROGRAMS_TO_SKIP ${name} name_idx)
>    # Should we skip this?
>    if(${name_idx} EQUAL -1)
> -    get_unique_exe_name(source_exename ${mainsource})
> -    add_executable(${source_exename} ${ARGN})
> -    append_compile_flags(${source_exename} ${CFLAGS})
> -    append_compile_flags(${source_exename} ${CPPFLAGS})
> -    append_compile_flags(${source_exename} ${CXXFLAGS})
> +    get_unique_exe_name(executable ${mainsource})
> +    add_executable(${executable} ${ARGN})
> +    append_compile_flags(${executable} ${CFLAGS})
> +    append_compile_flags(${executable} ${CPPFLAGS})
> +    append_compile_flags(${executable} ${CXXFLAGS})
>      # Note that we cannot use target_link_libraries() here because that
> one
>      # only interprets inputs starting with '-' as flags.
> -    append_link_flags(${source_exename} ${LDFLAGS})
> +    append_link_flags(${executable} ${LDFLAGS})
> +    set(executable_path ${CMAKE_CURRENT_BINARY_DIR})
> +    if(CMAKE_RUNTIME_OUTPUT_DIRECTORY)
> +      set(executable_path
> ${executable_path}/${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
> +    endif()
> +    set(executable_path ${executable_path}/${executable})
>      if (TEST_SUITE_PROFILE_USE)
> -      append_compile_flags(${source_exename}
> -fprofile-instr-use=${CMAKE_CURRENT_BINARY_DIR}/${source_exename}.profdata)
> -      append_link_flags(${source_exename}
> -fprofile-instr-use=${CMAKE_CURRENT_BINARY_DIR}/${source_exename}.profdata)
> +      append_compile_flags(${executable}
> -fprofile-instr-use=${executable_path}.profdata)
> +      append_link_flags(${executable}
> -fprofile-instr-use=${executable_path}.profdata)
>      endif()
>
>      # Fall back to old style involving RUN_OPTIONS and STDIN_FILENAME if
>      # llvm_test_run() was not called yet.
>      if(NOT TESTSCRIPT)
> -
> llvm_test_traditional(${CMAKE_CURRENT_BINARY_DIR}/${source_exename}.test
> -                            ${CMAKE_CURRENT_BINARY_DIR}/${source_exename}
> -                            ${name})
> +      llvm_test_traditional(${executable_path}.test ${executable_path}
> ${name})
>      else()
> -      llvm_add_test(${CMAKE_CURRENT_BINARY_DIR}/${source_exename}.test
> -                    ${CMAKE_CURRENT_BINARY_DIR}/${source_exename})
> +      llvm_add_test(${executable_path}.test ${executable_path})
>      endif()
>      if (NOT TEST_SUITE_USE_PERF)
> -      add_dependencies(${source_exename} timeit-target)
> +      add_dependencies(${executable} timeit-target)
>      endif()
> -    add_dependencies(${source_exename} timeit-host fpcmp-host)
> +    add_dependencies(${executable} timeit-host fpcmp-host)
>    endif()
>  endmacro()
>
> @@ -175,8 +177,14 @@ macro(llvm_singlesource)
>      string(REGEX REPLACE ".[cp]+$" "" path ${source})
>      string(REGEX REPLACE ".*/" "" name ${path})
>
> +    # Setting CMAKE_RUNTIME_OUTPUT_DIRECTORY lets cmake put the files
> into a
> +    # different subdirectory for each benchmark. This is usefull for
> +    # differentiating which statistics like *.o.time files belongs to
> which
> +    # benchmark.
> +    set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${name})
>      test_suite_add_executable(${name} ${source} ${source})
>    endforeach()
> +  unset(CMAKE_RUNTIME_OUTPUT_DIRECTORY)
>  endmacro()
>
>  # Configure the current directory as a MultiSource subdirectory - i.e.
> there is
>
> Modified: test-suite/trunk/litsupport/compiletime.py
> URL:
> http://llvm.org/viewvc/llvm-project/test-suite/trunk/litsupport/compiletime.py?rev=264499&r1=264498&r2=264499&view=diff
>
> ==============================================================================
> --- test-suite/trunk/litsupport/compiletime.py (original)
> +++ test-suite/trunk/litsupport/compiletime.py Fri Mar 25 23:05:50 2016
> @@ -4,19 +4,26 @@ import timeit
>
>
>  def _getCompileTime(context):
> +    basepath = os.path.dirname(context.test.getFilePath())
> +    dirs = [basepath]
> +    # Single source .o/.o.time files are placed in a different directory.
> +    name = os.path.basename(basepath)
> +    alternate_dir = "%s/../CMakeFiles/%s.dir" % (basepath, name)
> +    dirs.append(alternate_dir)
> +
>      # TODO: This is not correct yet as the directory may contain .o.time
> files
>      # of multiple benchmarks in the case of SingleSource tests.
>      compile_time = 0.0
>      link_time = 0.0
> -    basepath = os.path.dirname(context.test.getFilePath())
> -    for path, subdirs, files in os.walk(basepath):
> -        for file in files:
> -            if file.endswith('.o.time'):
> -                fullpath = os.path.join(path, file)
> -                compile_time += timeit.getUserTime(fullpath)
> -            if file.endswith('.link.time'):
> -                fullpath = os.path.join(path, file)
> -                link_time += timeit.getUserTime(fullpath)
> +    for dir in dirs:
> +        for path, subdirs, files in os.walk(dir):
> +            for file in files:
> +                if file.endswith('.o.time'):
> +                    fullpath = os.path.join(path, file)
> +                    compile_time += timeit.getUserTime(fullpath)
> +                if file.endswith('.link.time'):
> +                    fullpath = os.path.join(path, file)
> +                    link_time += timeit.getUserTime(fullpath)
>      return {
>          'compile_time': lit.Test.toMetricValue(compile_time),
>          'link_time': lit.Test.toMetricValue(link_time),
>
>
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