# -*- Python -*- # Configuration file for the 'lit' test runner. import os import sys import re # name: The name of this test suite. config.name = 'LLVM' # testFormat: The test format to use to interpret tests. config.test_format = lit.formats.TclTest() # suffixes: A list of file extensions to treat as test files, this is actually # set by on_clone(). config.suffixes = [] # test_source_root: The root path where tests are located. config.test_source_root = os.path.dirname(__file__) # Tweak PATH for Win32 if sys.platform in ['win32']: # Seek sane tools in directories and set to $PATH. path = getattr(config, 'lit_tools_dir', None) path = lit.getToolsPath(path, config.environment['PATH'], ['cmp.exe', 'grep.exe', 'sed.exe']) if path is not None: path = os.path.pathsep.join((path, config.environment['PATH'])) config.environment['PATH'] = path # test_exec_root: The root path where tests should be run. llvm_obj_root = getattr(config, 'llvm_obj_root', None) if llvm_obj_root is not None: config.test_exec_root = os.path.join(llvm_obj_root, 'test') # Tweak the PATH to include the scripts dir, the tools dir, and the llvm-gcc bin # dir (if available). if llvm_obj_root is not None: # Include llvm-gcc first, as the llvm-gcc binaryies will not appear # neither in the tools nor in the scripts dir. However it might be # possible, that some old llvm tools are in the llvm-gcc dir. Adding # llvm-gcc dir first ensures, that those will always be overwritten # by the new tools in llvm_tools_dir. So now outdated tools are used # for testing llvmgcc_dir = getattr(config, 'llvmgcc_dir', None) if llvmgcc_dir: path = os.path.pathsep.join((os.path.join(llvmgcc_dir, 'bin'), config.environment['PATH'])) config.environment['PATH'] = path llvm_src_root = getattr(config, 'llvm_src_root', None) if not llvm_src_root: lit.fatal('No LLVM source root set!') path = os.path.pathsep.join((os.path.join(llvm_src_root, 'test', 'Scripts'), config.environment['PATH'])) config.environment['PATH'] = path llvm_tools_dir = getattr(config, 'llvm_tools_dir', None) if not llvm_tools_dir: lit.fatal('No LLVM tools dir set!') path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH'])) config.environment['PATH'] = path # Propagate 'HOME' through the environment. if 'HOME' in os.environ: config.environment['HOME'] = os.environ['HOME'] # Propagate 'INCLUDE' through the environment. if 'INCLUDE' in os.environ: config.environment['INCLUDE'] = os.environ['INCLUDE'] # Propagate 'LIB' through the environment. if 'LIB' in os.environ: config.environment['LIB'] = os.environ['LIB'] # Propagate the temp directory. Windows requires this because it uses \Windows\ # if none of these are present. if 'TMP' in os.environ: config.environment['TMP'] = os.environ['TMP'] if 'TEMP' in os.environ: config.environment['TEMP'] = os.environ['TEMP'] # Propagate LLVM_SRC_ROOT into the environment. config.environment['LLVM_SRC_ROOT'] = getattr(config, 'llvm_src_root', '') # Propagate PYTHON_EXECUTABLE into the environment config.environment['PYTHON_EXECUTABLE'] = getattr(config, 'python_executable', '') ### import os # Check that the object root is known. if config.test_exec_root is None: # Otherwise, we haven't loaded the site specific configuration (the user is # probably trying to run on a test file directly, and either the site # configuration hasn't been created by the build system, or we are in an # out-of-tree build situation). # Check for 'llvm_site_config' user parameter, and use that if available. site_cfg = lit.params.get('llvm_site_config', None) if site_cfg and os.path.exists(site_cfg): lit.load_config(config, site_cfg) raise SystemExit # Try to detect the situation where we are using an out-of-tree build by # looking for 'llvm-config'. # # FIXME: I debated (i.e., wrote and threw away) adding logic to # automagically generate the lit.site.cfg if we are in some kind of fresh # build situation. This means knowing how to invoke the build system # though, and I decided it was too much magic. llvm_config = lit.util.which('llvm-config', config.environment['PATH']) if not llvm_config: lit.fatal('No site specific configuration available!') # Get the source and object roots. llvm_src_root = lit.util.capture(['llvm-config', '--src-root']).strip() llvm_obj_root = lit.util.capture(['llvm-config', '--obj-root']).strip() # Validate that we got a tree which points to here. this_src_root = os.path.dirname(config.test_source_root) if os.path.realpath(llvm_src_root) != os.path.realpath(this_src_root): lit.fatal('No site specific configuration available!') # Check that the site specific configuration exists. site_cfg = os.path.join(llvm_obj_root, 'test', 'lit.site.cfg') if not os.path.exists(site_cfg): lit.fatal('No site specific configuration available!') # Okay, that worked. Notify the user of the automagic, and reconfigure. lit.note('using out-of-tree build at %r' % llvm_obj_root) lit.load_config(config, site_cfg) raise SystemExit ### # Load site data from DejaGNU's site.exp. import re site_exp = {} # FIXME: Implement lit.site.cfg. for line in open(os.path.join(config.llvm_obj_root, 'test', 'site.exp')): m = re.match('set ([^ ]+) "(.*)"', line) if m: site_exp[m.group(1)] = m.group(2) # Add substitutions. config.substitutions.append(('%llvmgcc_only', site_exp['llvmgcc'])) for sub in ['llvmgcc', 'llvmgxx', 'emitir', 'compile_cxx', 'compile_c', 'link', 'shlibext', 'ocamlopt', 'llvmdsymutil', 'llvmlibsdir', 'llvmshlibdir', 'bugpoint_topts']: if sub in ('llvmgcc', 'llvmgxx'): config.substitutions.append(('%' + sub, site_exp[sub] + ' %emitir -w')) # FIXME: This is a hack to avoid LLVMC tests failing due to a clang driver # warning when passing in "-fexceptions -fno-exceptions". elif sub == 'compile_cxx': config.substitutions.append(('%' + sub, site_exp[sub].replace('-fno-exceptions', ''))) else: config.substitutions.append(('%' + sub, site_exp[sub])) # For each occurrence of an llvm tool name as its own word, replace it # with the full path to the build directory holding that tool. This # ensures that we are testing the tools just built and not some random # tools that might happen to be in the user's PATH. Thus this list # includes every tool placed in $(LLVM_OBJ_ROOT)/$(BuildMode)/bin # (llvm_tools_dir in lit parlance). # Don't match 'bugpoint-' or 'clang-'. # Don't match '/clang'. if os.pathsep == ';': pathext = os.environ.get('PATHEXT', '').split(';') else: pathext = [''] for pattern in [r"\bbugpoint\b(?!-)", r"(?