forked from OSchip/llvm-project
163 lines
6.0 KiB
Python
163 lines
6.0 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 sys
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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 = 'debuginfo-tests'
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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', '.m']
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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']
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.join(config.debuginfo_tests_src_root)
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = config.debuginfo_tests_obj_root
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llvm_config.use_default_substitutions()
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tools = [
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ToolSubst('%test_debuginfo', command=os.path.join(
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config.debuginfo_tests_src_root, 'llgdb-tests', 'test_debuginfo.pl')),
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ToolSubst("%llvm_src_root", config.llvm_src_root),
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ToolSubst("%llvm_tools_dir", config.llvm_tools_dir),
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]
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def get_required_attr(config, attr_name):
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attr_value = getattr(config, attr_name, None)
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if attr_value == None:
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lit_config.fatal(
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"No attribute %r in test configuration! You may need to run "
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"tests from your build directory or add this attribute "
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"to lit.site.cfg " % attr_name)
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return attr_value
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# If this is an MSVC environment, the tests at the root of the tree are
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# unsupported. The local win_cdb test suite, however, is supported.
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is_msvc = get_required_attr(config, "is_msvc")
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if is_msvc:
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config.available_features.add('msvc')
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# FIXME: We should add some llvm lit utility code to find the Windows SDK
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# and set up the environment appopriately.
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win_sdk = 'C:/Program Files (x86)/Windows Kits/10/'
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arch = 'x64'
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llvm_config.with_system_environment(['LIB', 'LIBPATH', 'INCLUDE'])
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# Clear _NT_SYMBOL_PATH to prevent cdb from attempting to load symbols from
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# the network.
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llvm_config.with_environment('_NT_SYMBOL_PATH', '')
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tools.append(ToolSubst('%cdb', '"%s"' % os.path.join(win_sdk, 'Debuggers',
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arch, 'cdb.exe')))
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# clang_src_dir is not used by these tests, but is required by
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# use_clang(), so set it to "".
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if not hasattr(config, 'clang_src_dir'):
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config.clang_src_dir = ""
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llvm_config.use_clang()
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if config.llvm_use_sanitizer:
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# Propagate path to symbolizer for ASan/MSan.
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llvm_config.with_system_environment(
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['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH'])
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llvm_config.with_environment('PATHTOCLANG', llvm_config.config.clang)
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llvm_config.with_environment('PATHTOCLANGPP', llvm_config.use_llvm_tool('clang++'))
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llvm_config.with_environment('PATHTOCLANGCL', llvm_config.use_llvm_tool('clang-cl'))
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# Check which debuggers are available:
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built_lldb = llvm_config.use_llvm_tool('lldb', search_env='CLANG')
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lldb_path = None
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if built_lldb is not None:
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lldb_path = built_lldb
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elif lit.util.which('lldb') is not None:
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lldb_path = lit.util.which('lldb')
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if lldb_path is not None:
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config.available_features.add('lldb')
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# Produce dexter path, lldb path, and combine into the %dexter substitution
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# for running a test.
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dexter_path = os.path.join(config.debuginfo_tests_src_root,
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'dexter', 'dexter.py')
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dexter_test_cmd = '"{}" "{}" test'.format(config.python3_executable, dexter_path)
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if lldb_path is not None:
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dexter_test_cmd += ' --lldb-executable "{}"'.format(lldb_path)
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tools.append(ToolSubst('%dexter', dexter_test_cmd))
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# For testing other bits of dexter that aren't under the "test" subcommand,
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# have a %dexter_base substitution.
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dexter_base_cmd = '"{}" "{}"'.format(config.python3_executable, dexter_path)
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tools.append(ToolSubst('%dexter_base', dexter_base_cmd))
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# Set up commands for DexTer regression tests.
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# Builder, debugger, optimisation level and several other flags differ
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# depending on whether we're running a unix like or windows os.
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if platform.system() == 'Windows':
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dexter_regression_test_builder = '--builder clang-cl_vs2015'
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dexter_regression_test_debugger = '--debugger dbgeng'
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dexter_regression_test_cflags = '--cflags "/Zi /Od"'
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dexter_regression_test_ldflags = '--ldflags "/Zi"'
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else:
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dexter_regression_test_builder = '--builder clang'
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dexter_regression_test_debugger = "--debugger lldb"
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dexter_regression_test_cflags = '--cflags "-O0 -glldb"'
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dexter_regression_test_ldflags = ''
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# Typical command would take the form:
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# ./path_to_py/python.exe ./path_to_dex/dexter.py test --fail-lt 1.0 -w --builder clang --debugger lldb --cflags '-O0 -g'
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dexter_regression_test_command = ' '.join(
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# "python3", "dexter.py", test, fail_mode, builder, debugger, cflags, ldflags
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['"{}"'.format(config.python3_executable),
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'"{}"'.format(dexter_path),
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'test',
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'--fail-lt 1.0 -w',
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dexter_regression_test_builder,
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dexter_regression_test_debugger,
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dexter_regression_test_cflags,
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dexter_regression_test_ldflags])
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tools.append(ToolSubst('%dexter_regression_test', dexter_regression_test_command))
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tool_dirs = [config.llvm_tools_dir]
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llvm_config.add_tool_substitutions(tools, tool_dirs)
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lit.util.usePlatformSdkOnDarwin(config, lit_config)
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# available_features: REQUIRES/UNSUPPORTED lit commands look at this list.
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if platform.system() == 'Darwin':
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import subprocess
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xcode_lldb_vers = subprocess.check_output(['xcrun', 'lldb', '--version']).decode("utf-8")
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match = re.search('lldb-(\d+)', xcode_lldb_vers)
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if match:
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apple_lldb_vers = int(match.group(1))
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if apple_lldb_vers < 1000:
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config.available_features.add('apple-lldb-pre-1000')
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llvm_config.feature_config(
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[('--build-mode', {'Debug|RelWithDebInfo': 'debug-info'})]
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)
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