forked from OSchip/llvm-project
121 lines
3.8 KiB
Python
121 lines
3.8 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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from lit.llvm import llvm_config
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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 = 'lld'
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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 the test runner updated.
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config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
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# suffixes: A list of file extensions to treat as test files.
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config.suffixes = ['.ll', '.s', '.test', '.yaml', '.objtxt']
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# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
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# subdirectories contain auxiliary inputs for various tests in their parent
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# directories.
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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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config.test_exec_root = os.path.join(config.lld_obj_root, 'test')
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llvm_config.use_default_substitutions()
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llvm_config.use_lld()
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tool_patterns = [
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'llc', 'llvm-as', 'llvm-mc', 'llvm-nm', 'llvm-objdump', 'llvm-pdbutil',
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'llvm-dwarfdump', 'llvm-readelf', 'llvm-readobj', 'obj2yaml', 'yaml2obj',
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'opt', 'llvm-dis']
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llvm_config.add_tool_substitutions(tool_patterns)
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# LLD tests tend to be flaky on NetBSD, so add some retries.
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# We don't do this on other platforms because it's slower.
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if platform.system() in ['NetBSD']:
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config.test_retry_attempts = 2
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# When running under valgrind, we mangle '-vg' onto the end of the triple so we
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# can check it with XFAIL and XTARGET.
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if lit_config.useValgrind:
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config.target_triple += '-vg'
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# Running on ELF based *nix
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if platform.system() in ['FreeBSD', 'NetBSD', 'Linux']:
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config.available_features.add('system-linker-elf')
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# Set if host-cxxabi's demangler can handle target's symbols.
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if platform.system() not in ['Windows']:
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config.available_features.add('demangler')
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llvm_config.feature_config(
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[('--build-mode', {'DEBUG': 'debug'}),
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('--assertion-mode', {'ON': 'asserts'}),
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('--targets-built', {'AArch64': 'aarch64',
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'AMDGPU': 'amdgpu',
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'ARM': 'arm',
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'AVR': 'avr',
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'Hexagon': 'hexagon',
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'Mips': 'mips',
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'MSP430': 'msp430',
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'PowerPC': 'ppc',
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'RISCV': 'riscv',
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'Sparc': 'sparc',
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'WebAssembly': 'wasm',
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'X86': 'x86'})
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])
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# Set a fake constant version so that we get consistent output.
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config.environment['LLD_VERSION'] = 'LLD 1.0'
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config.environment['LLD_IN_TEST'] = '1'
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# Indirectly check if the mt.exe Microsoft utility exists by searching for
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# cvtres, which always accompanies it. Alternatively, check if we can use
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# libxml2 to merge manifests.
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if (lit.util.which('cvtres', config.environment['PATH']) or
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config.have_libxml2):
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config.available_features.add('manifest_tool')
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if config.have_libxar:
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config.available_features.add('xar')
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if config.have_libxml2:
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config.available_features.add('libxml2')
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if config.have_dia_sdk:
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config.available_features.add("diasdk")
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if config.sizeof_void_p == 8:
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config.available_features.add("llvm-64-bits")
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tar_executable = lit.util.which('tar', config.environment['PATH'])
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if tar_executable:
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env = os.environ
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env['LANG'] = 'C'
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tar_version = subprocess.Popen(
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[tar_executable, '--version'],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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env=env)
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sout, _ = tar_version.communicate()
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if 'GNU tar' in sout.decode():
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config.available_features.add('gnutar')
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# ELF tests expect the default target for ld.lld to be ELF.
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if config.ld_lld_default_mingw:
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config.excludes.append('ELF')
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