forked from OSchip/llvm-project
181 lines
6.3 KiB
Python
181 lines
6.3 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 locale
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import lit.formats
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import lit.util
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def binary_feature(on, feature, off_prefix):
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return feature if on else off_prefix + feature
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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 = 'lldb'
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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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execute_external = (platform.system() != 'Windows'
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or lit_config.getBashPath() not in [None, ""])
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config.test_format = lit.formats.ShTest(execute_external)
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# suffixes: We only support unit tests
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config.suffixes = []
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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.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.lldb_obj_root, 'lit')
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# Tweak the PATH to include the tools dir and the scripts dir.
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lldb_tools_dir = config.lldb_tools_dir
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llvm_tools_dir = config.llvm_tools_dir
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path = os.path.pathsep.join((config.lldb_tools_dir, config.llvm_tools_dir, config.environment['PATH']))
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config.environment['PATH'] = path
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path = os.path.pathsep.join((config.lldb_libs_dir, config.llvm_libs_dir,
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config.environment.get('LD_LIBRARY_PATH','')))
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config.environment['LD_LIBRARY_PATH'] = path
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# Propagate LLVM_SRC_ROOT into the environment.
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config.environment['LLVM_SRC_ROOT'] = getattr(config, 'llvm_src_root', '')
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# Propagate PYTHON_EXECUTABLE into the environment
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config.environment['PYTHON_EXECUTABLE'] = getattr(config, 'python_executable', '')
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# Register substitutions
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config.substitutions.append(('%python', '"%s"' % (config.python_executable)))
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if platform.system() in ['Darwin']:
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debugserver = lit.util.which('debugserver', lldb_tools_dir)
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else:
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debugserver = lit.util.which('lldb-server', lldb_tools_dir)
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lldb = "%s -S %s/lit-lldb-init" % (lit.util.which('lldb', lldb_tools_dir),
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config.test_source_root)
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lldbmi = lit.util.which('lldb-mi', lldb_tools_dir)
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if not os.path.exists(config.cc):
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config.cc = lit.util.which(config.cc, config.environment['PATH'])
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if not os.path.exists(config.cxx):
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config.cxx = lit.util.which(config.cxx, config.environment['PATH'])
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if platform.system() in ['Darwin']:
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try:
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out = subprocess.check_output(['xcrun', '--show-sdk-path']).strip()
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res = 0
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except OSError:
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res = -1
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if res == 0 and out:
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sdk_path = lit.util.to_string(out)
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lit_config.note('using SDKROOT: %r' % sdk_path)
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config.cc += " -isysroot %s" % sdk_path
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config.cxx += " -isysroot %s" % sdk_path
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if platform.system() in ['OpenBSD']:
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config.cc += " -pthread"
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config.cxx += " -pthread"
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config.substitutions.append(('%cc', config.cc))
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config.substitutions.append(('%cxx', config.cxx))
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config.substitutions.append(('%lldbmi', lldbmi + " --synchronous"))
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config.substitutions.append(('%lldb', lldb))
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if debugserver is not None:
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if platform.system() in ['Darwin']:
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config.substitutions.append(('%debugserver', debugserver))
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else:
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config.substitutions.append(('%debugserver', debugserver + ' gdbserver'))
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for pattern in [r"\bFileCheck\b",
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r"\blldb-test\b",
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r"\byaml2obj\b",
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r"\| \bnot\b"]:
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tool_match = re.match(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
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pattern)
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tool_pipe = tool_match.group(2)
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tool_name = tool_match.group(4)
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tool_path = lit.util.which(tool_name, config.environment['PATH'])
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if not tool_path:
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# Warn, but still provide a substitution.
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lit_config.note(
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'Did not find ' + tool_name + ' in ' + config.environment['PATH'])
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config.substitutions.append((pattern, tool_pipe + tool_path))
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# Shell execution
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if platform.system() not in ['Windows'] or lit_config.getBashPath() != '':
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config.available_features.add('shell')
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# Running on Darwin OS
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if platform.system() in ['Darwin']:
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config.available_features.add('darwin')
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config.available_features.add('system-linker-mach-o')
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# Running on ELF based *nix
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if platform.system() in ['FreeBSD', 'Linux']:
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config.available_features.add('system-linker-elf')
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if platform.system() in ['FreeBSD']:
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config.available_features.add('freebsd')
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else:
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config.available_features.add('linux')
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config.available_features.add(
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binary_feature(platform.system() in ['Windows'], 'windows', 'no'))
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if re.match(r'^arm(hf.*-linux)|(.*-linux-gnuabihf)', config.target_triple):
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config.available_features.add("armhf-linux")
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if re.match(r'icc', config.cc):
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config.available_features.add("compiler-icc")
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elif re.match(r'clang', config.cc):
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config.available_features.add("compiler-clang")
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elif re.match(r'gcc', config.cc):
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config.available_features.add("compiler-gcc")
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elif re.match(r'cl', config.cc):
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config.available_features.add("compiler-msvc")
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config.available_features.add(binary_feature(config.have_zlib, "zlib", "no"))
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if config.have_lld:
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config.available_features.add("lld")
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# llvm-config knows whether it is compiled with asserts (and)
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# whether we are operating in release/debug mode.
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import subprocess
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try:
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llvm_config_cmd = \
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subprocess.Popen([os.path.join(llvm_tools_dir, 'llvm-config'),
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'--build-mode', '--assertion-mode', '--targets-built'],
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stdout = subprocess.PIPE)
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except OSError as why:
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print("Could not find llvm-config in " + llvm_tools_dir)
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exit(42)
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llvm_config_output = llvm_config_cmd.stdout.read().decode('utf_8')
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llvm_config_output_list = llvm_config_output.split("\n")
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if re.search(r'DEBUG', llvm_config_output_list[0]):
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config.available_features.add('debug')
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if re.search(r'ON', llvm_config_output_list[1]):
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config.available_features.add('asserts')
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if re.search(r'ARM', llvm_config_output_list[2]):
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config.available_features.add('arm')
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if re.search(r'Mips', llvm_config_output_list[2]):
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config.available_features.add('mips')
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if re.search(r'PowerPC', llvm_config_output_list[2]):
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config.available_features.add('powerpc')
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if re.search(r'X86', llvm_config_output_list[2]):
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config.available_features.add('x86')
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llvm_config_cmd.wait()
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