llvm-project/lld/test/lit.cfg.py

102 lines
3.6 KiB
Python

# -*- Python -*-
import os
import platform
import re
import subprocess
import locale
import lit.formats
import lit.util
from lit.llvm import llvm_config
from lit.llvm import ToolFilter
# Configuration file for the 'lit' test runner.
# name: The name of this test suite.
config.name = 'lld'
# 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.
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 = ['.ll', '.s', '.test', '.yaml', '.objtxt']
# 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 = os.path.dirname(__file__)
config.test_exec_root = os.path.join(config.lld_obj_root, 'test')
# Tweak the PATH to include the tools dir and the scripts dir.
llvm_config.with_environment('PATH',
[config.llvm_tools_dir, config.lld_tools_dir], append_path=True)
llvm_config.with_environment('LD_LIBRARY_PATH',
[config.lld_libs_dir, config.llvm_libs_dir], append_path=True)
# For each occurrence of a clang tool name, replace it with the full path to
# the build directory holding that tool. We explicitly specify the directories
# to search to ensure that we get the tools just built and not some random
# tools that might happen to be in the user's PATH.
tool_dirs = [config.lld_tools_dir, config.llvm_tools_dir]
config.substitutions.append( (r"\bld.lld\b", 'ld.lld --full-shutdown') )
tool_patterns = [
'FileCheck', 'not', 'ld.lld', 'lld-link', 'llvm-as', 'llvm-mc', 'llvm-nm',
'llvm-objdump', 'llvm-pdbutil', 'llvm-readobj', 'obj2yaml', 'yaml2obj',
ToolFilter('lld', pre='-./', post='-.')]
llvm_config.add_tool_substitutions(tool_patterns, tool_dirs)
# Add site-specific substitutions.
config.substitutions.append( ('%python', config.python_executable) )
# When running under valgrind, we mangle '-vg' onto the end of the triple so we
# can check it with XFAIL and XTARGET.
if lit_config.useValgrind:
config.target_triple += '-vg'
# Running on ELF based *nix
if platform.system() in ['FreeBSD', 'Linux']:
config.available_features.add('system-linker-elf')
# Set if host-cxxabi's demangler can handle target's symbols.
if platform.system() not in ['Windows']:
config.available_features.add('demangler')
llvm_config.feature_config(
[('--build-mode', {'DEBUG' : 'debug'}),
('--assertion-mode', {'ON' : 'asserts'}),
('--targets-built', {'AArch64' : 'aarch64',
'AMDGPU' : 'amdgpu',
'ARM' : 'arm',
'AVR' : 'avr',
'Mips' : 'mips',
'PowerPC' : 'ppc',
'Sparc' : 'sparc',
'X86' : 'x86'})
])
# Set a fake constant version so that we get consitent output.
config.environment['LLD_VERSION'] = 'LLD 1.0'
# Indirectly check if the mt.exe Microsoft utility exists by searching for
# cvtres, which always accompanies it. Alternatively, check if we can use
# libxml2 to merge manifests.
if (lit.util.which('cvtres', config.environment['PATH'])) or \
(config.llvm_libxml2_enabled == "1"):
config.available_features.add('manifest_tool')
if (config.llvm_libxml2_enabled == "1"):
config.available_features.add('libxml2')