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