| # -*- Python -*- |
| |
| import os |
| |
| def get_required_attr(config, attr_name): |
| attr_value = getattr(config, attr_name, None) |
| if attr_value == None: |
| lit_config.fatal( |
| "No attribute %r in test configuration! You may need to run " |
| "tests from your build directory or add this attribute " |
| "to lit.site.cfg.py " % attr_name) |
| return attr_value |
| |
| # Setup config name. |
| config.name = 'Profile-' + config.target_arch |
| |
| # Setup source root. |
| config.test_source_root = os.path.dirname(__file__) |
| |
| # Setup executable root. |
| if hasattr(config, 'profile_lit_binary_dir') and \ |
| config.profile_lit_binary_dir is not None: |
| config.test_exec_root = os.path.join(config.profile_lit_binary_dir, config.name) |
| |
| if config.host_os in ['Linux']: |
| extra_link_flags = ["-ldl"] |
| elif config.host_os in ['Windows']: |
| # InstrProf is incompatible with incremental linking. Disable it as a |
| # workaround. |
| extra_link_flags = ["-Wl,-incremental:no"] |
| else: |
| extra_link_flags = [] |
| |
| # Test suffixes. |
| config.suffixes = ['.c', '.cpp', '.m', '.mm', '.ll', '.test'] |
| |
| # What to exclude. |
| config.excludes = ['Inputs'] |
| |
| # Clang flags. |
| target_cflags=[get_required_attr(config, "target_cflags")] |
| clang_cflags = target_cflags + extra_link_flags |
| clang_cxxflags = config.cxx_mode_flags + clang_cflags |
| |
| def build_invocation(compile_flags, with_lto = False): |
| lto_flags = [] |
| lto_prefix = [] |
| if with_lto and config.lto_supported: |
| lto_flags += config.lto_flags |
| lto_prefix += config.lto_launch |
| return " " + " ".join(lto_prefix + [config.clang] + lto_flags + compile_flags) + " " |
| |
| def exclude_unsupported_files_for_aix(dirname): |
| for filename in os.listdir(dirname): |
| source_path = os.path.join( dirname, filename) |
| if os.path.isdir(source_path): |
| continue |
| f = open(source_path, 'r') |
| try: |
| data = f.read() |
| # -fprofile-instr-generate and rpath are not supported on AIX, exclude all tests with them. |
| if ("%clang_profgen" in data or "%clangxx_profgen" in data or "-rpath" in data): |
| config.excludes += [ filename ] |
| finally: |
| f.close() |
| |
| # Add clang substitutions. |
| config.substitutions.append( ("%clang ", build_invocation(clang_cflags)) ) |
| config.substitutions.append( ("%clangxx ", build_invocation(clang_cxxflags)) ) |
| config.substitutions.append( ("%clang_profgen ", build_invocation(clang_cflags) + " -fprofile-instr-generate ") ) |
| config.substitutions.append( ("%clang_profgen=", build_invocation(clang_cflags) + " -fprofile-instr-generate=") ) |
| config.substitutions.append( ("%clang_pgogen ", build_invocation(clang_cflags) + " -fprofile-generate ") ) |
| config.substitutions.append( ("%clang_pgogen=", build_invocation(clang_cflags) + " -fprofile-generate=") ) |
| |
| config.substitutions.append( ("%clangxx_profgen ", build_invocation(clang_cxxflags) + " -fprofile-instr-generate ") ) |
| config.substitutions.append( ("%clangxx_profgen=", build_invocation(clang_cxxflags) + " -fprofile-instr-generate=") ) |
| config.substitutions.append( ("%clangxx_pgogen ", build_invocation(clang_cxxflags) + " -fprofile-generate ") ) |
| config.substitutions.append( ("%clangxx_pgogen=", build_invocation(clang_cxxflags) + " -fprofile-generate=") ) |
| |
| config.substitutions.append( ("%clang_profgen_gcc=", build_invocation(clang_cflags) + " -fprofile-generate=") ) |
| config.substitutions.append( ("%clang_profuse_gcc=", build_invocation(clang_cflags) + " -fprofile-use=") ) |
| |
| config.substitutions.append( ("%clang_profuse=", build_invocation(clang_cflags) + " -fprofile-instr-use=") ) |
| config.substitutions.append( ("%clangxx_profuse=", build_invocation(clang_cxxflags) + " -fprofile-instr-use=") ) |
| |
| config.substitutions.append( ("%clang_lto_profgen=", build_invocation(clang_cflags, True) + " -fprofile-instr-generate=") ) |
| |
| if config.host_os not in ['Windows', 'Darwin', 'FreeBSD', 'Linux', 'NetBSD', 'SunOS', 'AIX']: |
| config.unsupported = True |
| |
| if config.host_os in ['AIX']: |
| config.available_features.add('system-aix') |
| exclude_unsupported_files_for_aix(config.test_source_root) |
| exclude_unsupported_files_for_aix(config.test_source_root + "/Posix") |
| |
| if config.target_arch in ['armv7l']: |
| config.unsupported = True |
| |
| if config.android: |
| config.unsupported = True |