--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lld/test/lit.cfg.py	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,112 @@
+# -*- Python -*-
+
+import os
+import platform
+import re
+import subprocess
+import locale
+
+import lit.formats
+import lit.util
+
+from lit.llvm import llvm_config
+
+# 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')
+
+llvm_config.use_default_substitutions()
+llvm_config.use_lld()
+
+tool_patterns = [
+    'llc', 'llvm-as', 'llvm-mc', 'llvm-nm', 'llvm-objdump', 'llvm-pdbutil',
+    'llvm-dwarfdump', 'llvm-readelf', 'llvm-readobj', 'obj2yaml', 'yaml2obj',
+    'opt', 'llvm-dis']
+
+llvm_config.add_tool_substitutions(tool_patterns)
+
+# LLD tests tend to be flaky on NetBSD, so add some retries.
+# We don't do this on other platforms because it's slower.
+if platform.system() in ['NetBSD']:
+    config.test_retry_attempts = 2
+
+# 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', 'NetBSD', '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',
+                          'Hexagon': 'hexagon',
+                          'Mips': 'mips',
+                          'MSP430': 'msp430',
+                          'PowerPC': 'ppc',
+                          'RISCV': 'riscv',
+                          'Sparc': 'sparc',
+                          'WebAssembly': 'wasm',
+                          'X86': 'x86'})
+     ])
+
+# Set a fake constant version so that we get consistent output.
+config.environment['LLD_VERSION'] = 'LLD 1.0'
+config.environment['LLD_IN_TEST'] = '1'
+
+# 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):
+    config.available_features.add('manifest_tool')
+
+if config.llvm_libxml2_enabled:
+    config.available_features.add('libxml2')
+
+if config.have_dia_sdk:
+    config.available_features.add("diasdk")
+
+if config.sizeof_void_p == 8:
+    config.available_features.add("llvm-64-bits")
+
+tar_executable = lit.util.which('tar', config.environment['PATH'])
+if tar_executable:
+    tar_version = subprocess.Popen(
+        [tar_executable, '--version'],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        env={'LANG': 'C'})
+    sout, _ = tar_version.communicate()
+    if 'GNU tar' in sout.decode():
+        config.available_features.add('gnutar')