mirror of
https://github.com/capstone-engine/llvm-capstone.git
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385bcc65ff
This reverts commit 029212617c.
Reverting because of failures when setting
`CLANG_CRASH_DIAGNOSTICS_DIR` before invoking `ninja check-clang`.
291 lines
10 KiB
Python
291 lines
10 KiB
Python
# -*- Python -*-
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import os
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import platform
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import re
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import subprocess
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import tempfile
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import lit.formats
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import lit.util
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from lit.llvm import llvm_config
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from lit.llvm.subst import ToolSubst
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from lit.llvm.subst import FindTool
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# Configuration file for the 'lit' test runner.
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# name: The name of this test suite.
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config.name = 'Clang'
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# testFormat: The test format to use to interpret tests.
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#
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# For now we require '&&' between commands, until they get globally killed and
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# the test runner updated.
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config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
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# suffixes: A list of file extensions to treat as test files.
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config.suffixes = ['.c', '.cpp', '.i', '.cppm', '.m', '.mm', '.cu', '.hip', '.hlsl',
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'.ll', '.cl', '.clcpp', '.s', '.S', '.modulemap', '.test', '.rs', '.ifs', '.rc']
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# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
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# subdirectories contain auxiliary inputs for various tests in their parent
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# directories.
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config.excludes = ['Inputs', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt', 'debuginfo-tests']
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.dirname(__file__)
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = os.path.join(config.clang_obj_root, 'test')
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llvm_config.use_default_substitutions()
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llvm_config.use_clang()
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config.substitutions.append(
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('%src_include_dir', config.clang_src_dir + '/include'))
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config.substitutions.append(
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('%target_triple', config.target_triple))
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config.substitutions.append(('%PATH%', config.environment['PATH']))
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# For each occurrence of a clang tool name, replace it with the full path to
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# the build directory holding that tool. We explicitly specify the directories
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# to search to ensure that we get the tools just built and not some random
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# tools that might happen to be in the user's PATH.
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tool_dirs = [config.clang_tools_dir, config.llvm_tools_dir]
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tools = [
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'apinotes-test', 'c-index-test', 'clang-diff', 'clang-format', 'clang-repl', 'clang-offload-packager',
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'clang-tblgen', 'clang-scan-deps', 'opt', 'llvm-ifs', 'yaml2obj', 'clang-linker-wrapper',
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'llvm-lto', 'llvm-lto2', 'llvm-profdata',
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ToolSubst('%clang_extdef_map', command=FindTool(
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'clang-extdef-mapping'), unresolved='ignore'),
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]
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if config.clang_examples:
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config.available_features.add('examples')
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def have_host_jit_feature_support(feature_name):
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clang_repl_exe = lit.util.which('clang-repl', config.clang_tools_dir)
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if not clang_repl_exe:
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return False
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try:
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clang_repl_cmd = subprocess.Popen(
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[clang_repl_exe, '--host-supports-' + feature_name], stdout=subprocess.PIPE)
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except OSError:
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print('could not exec clang-repl')
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return False
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clang_repl_out = clang_repl_cmd.stdout.read().decode('ascii')
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clang_repl_cmd.wait()
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return 'true' in clang_repl_out
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if have_host_jit_feature_support('jit'):
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config.available_features.add('host-supports-jit')
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if config.clang_staticanalyzer:
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config.available_features.add('staticanalyzer')
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tools.append('clang-check')
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if config.clang_staticanalyzer_z3:
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config.available_features.add('z3')
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else:
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config.available_features.add('no-z3')
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check_analyzer_fixit_path = os.path.join(
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config.test_source_root, "Analysis", "check-analyzer-fixit.py")
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config.substitutions.append(
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('%check_analyzer_fixit',
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'"%s" %s' % (config.python_executable, check_analyzer_fixit_path)))
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llvm_config.add_tool_substitutions(tools, tool_dirs)
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config.substitutions.append(
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('%hmaptool', "'%s' %s" % (config.python_executable,
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os.path.join(config.clang_src_dir, 'utils', 'hmaptool', 'hmaptool'))))
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config.substitutions.append(
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('%deps-to-rsp',
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'"%s" %s' % (config.python_executable, os.path.join(config.clang_src_dir, 'utils',
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'module-deps-to-rsp.py'))))
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config.substitutions.append(('%host_cc', config.host_cc))
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config.substitutions.append(('%host_cxx', config.host_cxx))
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# Plugins (loadable modules)
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if config.has_plugins and config.llvm_plugin_ext:
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config.available_features.add('plugins')
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if config.clang_default_pie_on_linux:
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config.available_features.add('default-pie-on-linux')
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# Set available features we allow tests to conditionalize on.
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#
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if config.clang_default_cxx_stdlib != '':
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config.available_features.add('default-cxx-stdlib={}'.format(config.clang_default_cxx_stdlib))
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# As of 2011.08, crash-recovery tests still do not pass on FreeBSD.
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if platform.system() not in ['FreeBSD']:
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config.available_features.add('crash-recovery')
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# ANSI escape sequences in non-dumb terminal
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if platform.system() not in ['Windows']:
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config.available_features.add('ansi-escape-sequences')
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# Capability to print utf8 to the terminal.
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# Windows expects codepage, unless Wide API.
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if platform.system() not in ['Windows']:
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config.available_features.add('utf8-capable-terminal')
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# Support for libgcc runtime. Used to rule out tests that require
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# clang to run with -rtlib=libgcc.
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if platform.system() not in ['Darwin', 'Fuchsia']:
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config.available_features.add('libgcc')
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# Case-insensitive file system
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def is_filesystem_case_insensitive():
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handle, path = tempfile.mkstemp(
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prefix='case-test', dir=config.test_exec_root)
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isInsensitive = os.path.exists(
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os.path.join(
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os.path.dirname(path),
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os.path.basename(path).upper()
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))
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os.close(handle)
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os.remove(path)
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return isInsensitive
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if is_filesystem_case_insensitive():
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config.available_features.add('case-insensitive-filesystem')
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# Tests that require the /dev/fd filesystem.
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if os.path.exists('/dev/fd/0') and sys.platform not in ['cygwin']:
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config.available_features.add('dev-fd-fs')
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# Set on native MS environment.
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if re.match(r'.*-(windows-msvc)$', config.target_triple):
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config.available_features.add('ms-sdk')
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# [PR8833] LLP64-incompatible tests
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if not re.match(r'^(aarch64|x86_64).*-(windows-msvc|windows-gnu)$', config.target_triple):
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config.available_features.add('LP64')
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# Tests that are specific to the Apple Silicon macOS.
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if re.match(r'^arm64(e)?-apple-(macos|darwin)', config.target_triple):
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config.available_features.add('apple-silicon-mac')
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# [PR18856] Depends to remove opened file. On win32, a file could be removed
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# only if all handles were closed.
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if platform.system() not in ['Windows']:
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config.available_features.add('can-remove-opened-file')
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# Features
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known_arches = ["x86_64", "mips64", "ppc64", "aarch64"]
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if (any(config.target_triple.startswith(x) for x in known_arches)):
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config.available_features.add("clang-target-64-bits")
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def calculate_arch_features(arch_string):
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features = []
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for arch in arch_string.split():
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features.append(arch.lower() + '-registered-target')
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return features
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llvm_config.feature_config(
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[('--assertion-mode', {'ON': 'asserts'}),
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('--cxxflags', {r'-D_GLIBCXX_DEBUG\b': 'libstdcxx-safe-mode'}),
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('--targets-built', calculate_arch_features),
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])
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if lit.util.which('xmllint'):
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config.available_features.add('xmllint')
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if config.enable_backtrace:
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config.available_features.add('backtrace')
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if config.enable_threads:
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config.available_features.add('thread_support')
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# Check if we should allow outputs to console.
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run_console_tests = int(lit_config.params.get('enable_console', '0'))
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if run_console_tests != 0:
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config.available_features.add('console')
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lit.util.usePlatformSdkOnDarwin(config, lit_config)
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macOSSDKVersion = lit.util.findPlatformSdkVersionOnMacOS(config, lit_config)
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if macOSSDKVersion is not None:
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config.available_features.add('macos-sdk-' + str(macOSSDKVersion))
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if os.path.exists('/etc/gentoo-release'):
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config.available_features.add('gentoo')
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if config.enable_shared:
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config.available_features.add("enable_shared")
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# Add a vendor-specific feature.
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if config.clang_vendor_uti:
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config.available_features.add('clang-vendor=' + config.clang_vendor_uti)
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if config.have_llvm_driver:
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config.available_features.add('llvm-driver')
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def exclude_unsupported_files_for_aix(dirname):
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for filename in os.listdir(dirname):
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source_path = os.path.join( dirname, filename)
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if os.path.isdir(source_path):
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continue
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f = open(source_path, 'r', encoding='ISO-8859-1')
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try:
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data = f.read()
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# 64-bit object files are not supported on AIX, so exclude the tests.
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if (any(option in data for option in ('-emit-obj', '-fmodule-format=obj', '-fintegrated-as')) and
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'64' in config.target_triple):
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config.excludes += [ filename ]
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finally:
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f.close()
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if 'aix' in config.target_triple:
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for directory in ('/CodeGenCXX', '/Misc', '/Modules', '/PCH', '/Driver',
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'/ASTMerge/anonymous-fields', '/ASTMerge/injected-class-name-decl'):
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exclude_unsupported_files_for_aix(config.test_source_root + directory)
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# Some tests perform deep recursion, which requires a larger pthread stack size
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# than the relatively low default of 192 KiB for 64-bit processes on AIX. The
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# `AIXTHREAD_STK` environment variable provides a non-intrusive way to request
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# a larger pthread stack size for the tests. Various applications and runtime
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# libraries on AIX use a default pthread stack size of 4 MiB, so we will use
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# that as a default value here.
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if 'AIXTHREAD_STK' in os.environ:
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config.environment['AIXTHREAD_STK'] = os.environ['AIXTHREAD_STK']
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elif platform.system() == 'AIX':
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config.environment['AIXTHREAD_STK'] = '4194304'
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# The llvm-nm tool supports an environment variable "OBJECT_MODE" on AIX OS, which
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# controls the kind of objects they will support. If there is no "OBJECT_MODE"
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# environment variable specified, the default behaviour is to support 32-bit
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# objects only. In order to not affect most test cases, which expect to support
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# 32-bit and 64-bit objects by default, set the environment variable
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# "OBJECT_MODE" to 'any' for llvm-nm on AIX OS.
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if 'system-aix' in config.available_features:
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config.substitutions.append(('llvm-nm', 'env OBJECT_MODE=any llvm-nm'))
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config.substitutions.append(('llvm-ar', 'env OBJECT_MODE=any llvm-ar'))
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# It is not realistically possible to account for all options that could
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# possibly be present in system and user configuration files, so disable
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# default configs for the test runs.
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config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"
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