blob: dba13d090f4188c39564fccb672546b4163a342b [file] [log] [blame]
import os
import platform
import re
import subprocess
import sys
import lit.formats
import lit.util
from lit.llvm import llvm_config
from lit.llvm.subst import ToolSubst
# Configuration file for the 'lit' test runner.
# name: The name of this test suite. = 'cross-project-tests'
# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.c', '.cpp', '.m']
# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
# subdirectories contain auxiliary inputs for various tests in their parent
# directories.
config.excludes = ['Inputs']
# test_source_root: The root path where tests are located.
config.test_source_root = config.cross_project_tests_src_root
# test_exec_root: The root path where tests should be run.
config.test_exec_root = config.cross_project_tests_obj_root
tools = [
ToolSubst('%test_debuginfo', command=os.path.join(
config.cross_project_tests_src_root, 'debuginfo-tests',
'llgdb-tests', '')),
ToolSubst("%llvm_src_root", config.llvm_src_root),
ToolSubst("%llvm_tools_dir", config.llvm_tools_dir),
def get_required_attr(config, attr_name):
attr_value = getattr(config, attr_name, None)
if attr_value == None:
"No attribute %r in test configuration! You may need to run "
"tests from your build directory or add this attribute "
"to " % attr_name)
return attr_value
# If this is an MSVC environment, the tests at the root of the tree are
# unsupported. The local win_cdb test suite, however, is supported.
is_msvc = get_required_attr(config, "is_msvc")
if is_msvc:
# FIXME: We should add some llvm lit utility code to find the Windows SDK
# and set up the environment appopriately.
win_sdk = 'C:/Program Files (x86)/Windows Kits/10/'
arch = 'x64'
llvm_config.with_system_environment(['LIB', 'LIBPATH', 'INCLUDE'])
# Clear _NT_SYMBOL_PATH to prevent cdb from attempting to load symbols from
# the network.
llvm_config.with_environment('_NT_SYMBOL_PATH', '')
tools.append(ToolSubst('%cdb', '"%s"' % os.path.join(win_sdk, 'Debuggers',
arch, 'cdb.exe')))
# clang_src_dir and lld_src_dir are not used by these tests, but are required by
# use_clang() and use_lld() respectively, so set them to "", if needed.
if not hasattr(config, 'clang_src_dir'):
config.clang_src_dir = ""
llvm_config.use_clang(required=('clang' in config.llvm_enabled_projects))
if not hasattr(config, 'lld_src_dir'):
config.lld_src_dir = ""
llvm_config.use_lld(required=('lld' in config.llvm_enabled_projects))
if config.llvm_use_sanitizer:
# Propagate path to symbolizer for ASan/MSan.
def add_host_triple(clang):
return '{} --target={}'.format(clang, config.host_triple)
# The set of arches we can build.
targets = set(config.targets_to_build)
# Add aliases to the target set.
if 'AArch64' in targets:
if 'ARM' in config.targets_to_build:
def can_target_host():
# Check if the targets set contains anything that looks like our host arch.
# The arch name in the triple and targets set may be spelled differently
# (e.g. x86 vs X86).
return any(config.host_triple.lower().startswith(x.lower())
for x in targets)
# Dexter tests run on the host machine. If the host arch is supported add
# 'dexter' as an available feature and force the dexter tests to use the host
# triple.
if can_target_host():
if config.host_triple != config.target_triple:
print('Forcing dexter tests to use host triple {}.'.format(config.host_triple))
print('Host triple {} not supported. Skipping dexter tests in the '
'debuginfo-tests project.'.format(config.host_triple))
# Check which debuggers are available:
lldb_path = llvm_config.use_llvm_tool('lldb', search_env='LLDB')
if lldb_path is not None:
# Produce dexter path, lldb path, and combine into the %dexter substitution
# for running a test.
dexter_path = os.path.join(config.cross_project_tests_src_root,
'debuginfo-tests', 'dexter', '')
dexter_test_cmd = '"{}" "{}" test'.format(sys.executable, dexter_path)
if lldb_path is not None:
dexter_test_cmd += ' --lldb-executable "{}"'.format(lldb_path)
tools.append(ToolSubst('%dexter', dexter_test_cmd))
# For testing other bits of dexter that aren't under the "test" subcommand,
# have a %dexter_base substitution.
dexter_base_cmd = '"{}" "{}"'.format(sys.executable, dexter_path)
tools.append(ToolSubst('%dexter_base', dexter_base_cmd))
# Set up commands for DexTer regression tests.
# Builder, debugger, optimisation level and several other flags differ
# depending on whether we're running a unix like or windows os.
if platform.system() == 'Windows':
dexter_regression_test_builder = '--builder clang-cl_vs2015'
dexter_regression_test_debugger = '--debugger dbgeng'
dexter_regression_test_cflags = '--cflags "/Zi /Od"'
dexter_regression_test_ldflags = '--ldflags "/Zi"'
dexter_regression_test_builder = '--builder clang'
dexter_regression_test_debugger = "--debugger lldb"
dexter_regression_test_cflags = '--cflags "-O0 -glldb"'
dexter_regression_test_ldflags = ''
# Typical command would take the form:
# ./path_to_py/python.exe ./path_to_dex/ test --fail-lt 1.0 -w --builder clang --debugger lldb --cflags '-O0 -g'
# Exclude build flags for %dexter_regression_base.
dexter_regression_test_base = ' '.join(
# "python", "", test, fail_mode, builder, debugger, cflags, ldflags
'--fail-lt 1.0 -w',
tools.append(ToolSubst('%dexter_regression_base', dexter_regression_test_base))
# Include build flags for %dexter_regression_test.
dexter_regression_test_build = ' '.join([
tools.append(ToolSubst('%dexter_regression_test', dexter_regression_test_build))
tool_dirs = [config.llvm_tools_dir]
llvm_config.add_tool_substitutions(tools, tool_dirs)
lit.util.usePlatformSdkOnDarwin(config, lit_config)
if platform.system() == 'Darwin':
xcode_lldb_vers = subprocess.check_output(['xcrun', 'lldb', '--version']).decode("utf-8")
match ='lldb-(\d+)', xcode_lldb_vers)
if match:
apple_lldb_vers = int(
if apple_lldb_vers < 1000:
[('--build-mode', {'Debug|RelWithDebInfo': 'debug-info'})]