blob: 8272e97c3856f89eba82d63e53eaf0a4a951c2f8 [file] [log] [blame]
# -*- Python -*-
# Configuration file for the 'lit' test runner.
import os
import sys
import re
import platform
# name: The name of this test suite. = 'LLVM'
# Tweak PATH for Win32 to decide to use bash.exe or not.
if sys.platform in ['win32']:
# Seek sane tools in directories and set to $PATH.
path = getattr(config, 'lit_tools_dir', None)
path = lit.getToolsPath(path,
['cmp.exe', 'grep.exe', 'sed.exe'])
if path is not None:
path = os.path.pathsep.join((path,
config.environment['PATH'] = path
# Choose between lit's internal shell pipeline runner and a real shell. If
# LIT_USE_INTERNAL_SHELL is in the environment, we use that as an override.
use_lit_shell = os.environ.get("LIT_USE_INTERNAL_SHELL")
if use_lit_shell:
# 0 is external, "" is default, and everything else is internal.
execute_external = (use_lit_shell == "0")
# Otherwise we default to internal on Windows and external elsewhere, as
# bash on Windows is usually very slow.
execute_external = (not sys.platform in ['win32'])
# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.ShTest(execute_external)
# To ignore test output on stderr so it doesn't trigger failures uncomment this:
#config.test_format = lit.formats.TclTest(ignoreStdErr=True)
# suffixes: A list of file extensions to treat as test files, this is actually
# set by on_clone().
config.suffixes = []
# 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__)
# test_exec_root: The root path where tests should be run.
llvm_obj_root = getattr(config, 'llvm_obj_root', None)
if llvm_obj_root is not None:
config.test_exec_root = os.path.join(llvm_obj_root, 'test')
# Tweak the PATH to include the tools dir.
if llvm_obj_root is not None:
llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
if not llvm_tools_dir:
lit.fatal('No LLVM tools dir set!')
path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
config.environment['PATH'] = path
# Propagate 'HOME' through the environment.
if 'HOME' in os.environ:
config.environment['HOME'] = os.environ['HOME']
# Propagate 'INCLUDE' through the environment.
if 'INCLUDE' in os.environ:
config.environment['INCLUDE'] = os.environ['INCLUDE']
# Propagate 'LIB' through the environment.
if 'LIB' in os.environ:
config.environment['LIB'] = os.environ['LIB']
# Propagate the temp directory. Windows requires this because it uses \Windows\
# if none of these are present.
if 'TMP' in os.environ:
config.environment['TMP'] = os.environ['TMP']
if 'TEMP' in os.environ:
config.environment['TEMP'] = os.environ['TEMP']
# 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',
# Propagate path to symbolizer for ASan/MSan.
if symbolizer in os.environ:
config.environment[symbolizer] = os.environ[symbolizer]
import os
# Check that the object root is known.
if config.test_exec_root is None:
# Otherwise, we haven't loaded the site specific configuration (the user is
# probably trying to run on a test file directly, and either the site
# configuration hasn't been created by the build system, or we are in an
# out-of-tree build situation).
# Check for 'llvm_site_config' user parameter, and use that if available.
site_cfg = lit.params.get('llvm_site_config', None)
if site_cfg and os.path.exists(site_cfg):
lit.load_config(config, site_cfg)
raise SystemExit
# Try to detect the situation where we are using an out-of-tree build by
# looking for 'llvm-config'.
# FIXME: I debated (i.e., wrote and threw away) adding logic to
# automagically generate the if we are in some kind of fresh
# build situation. This means knowing how to invoke the build system
# though, and I decided it was too much magic.
llvm_config = lit.util.which('llvm-config', config.environment['PATH'])
if not llvm_config:
lit.fatal('No site specific configuration available!')
# Get the source and object roots.
llvm_src_root = lit.util.capture(['llvm-config', '--src-root']).strip()
llvm_obj_root = lit.util.capture(['llvm-config', '--obj-root']).strip()
# Validate that we got a tree which points to here.
this_src_root = os.path.dirname(config.test_source_root)
if os.path.realpath(llvm_src_root) != os.path.realpath(this_src_root):
lit.fatal('No site specific configuration available!')
# Check that the site specific configuration exists.
site_cfg = os.path.join(llvm_obj_root, 'test', '')
if not os.path.exists(site_cfg):
lit.fatal('No site specific configuration available!')
# Okay, that worked. Notify the user of the automagic, and reconfigure.
lit.note('using out-of-tree build at %r' % llvm_obj_root)
lit.load_config(config, site_cfg)
raise SystemExit
# Provide a command line for mcjit tests
lli_mcjit = 'lli -use-mcjit'
# The target triple used by default by lli is the process target triple (some
# triple appropriate for generating code for the current process) but because
# we don't support COFF in MCJIT well enough for the tests, force ELF format on
# Windows. FIXME: the process target triple should be used here, but this is
# difficult to obtain on Windows.
if'cygwin|mingw32|win32', config.host_triple):
lli_mcjit += ' -mtriple='+config.host_triple+'-elf'
config.substitutions.append( ('%lli_mcjit', lli_mcjit) )
# Provide a substition for those tests that need to run the jit to obtain data
# but simply want use the currently considered most reliable jit for platform
# FIXME: ppc32 is not ready for mcjit.
if 'arm' in config.target_triple \
or 'aarch64' in config.target_triple \
or 'powerpc64' in config.target_triple \
or 's390x' in config.target_triple:
defaultIsMCJIT = 'true'
defaultIsMCJIT = 'false'
config.substitutions.append( ('%defaultjit', '-use-mcjit='+defaultIsMCJIT) )
# Process jit implementation option
jit_impl_cfg = lit.params.get('jit_impl', None)
if jit_impl_cfg == 'mcjit':
# When running with mcjit, mangle -mcjit into target triple
# and add -use-mcjit flag to lli invocation
if 'i686' in config.target_triple:
config.target_triple += jit_impl_cfg + '-ia32'
elif 'x86_64' in config.target_triple:
config.target_triple += jit_impl_cfg + '-ia64'
config.target_triple += jit_impl_cfg
config.substitutions.append( ('%lli', 'lli -use-mcjit') )
config.substitutions.append( ('%lli', 'lli') )
# Add site-specific substitutions.
config.substitutions.append( ('%ocamlopt', config.ocamlopt_executable) )
config.substitutions.append( ('%llvmshlibdir', config.llvm_shlib_dir) )
config.substitutions.append( ('%shlibext', config.llvm_shlib_ext) )
# For each occurrence of an llvm tool name as its own word, replace it
# with the full path to the build directory holding that tool. This
# ensures that we are testing the tools just built and not some random
# tools that might happen to be in the user's PATH. Thus this list
# includes every tool placed in $(LLVM_OBJ_ROOT)/$(BuildMode)/bin
# (llvm_tools_dir in lit parlance).
# Don't match 'bugpoint-' or 'clang-'.
# Don't match '/clang' or '-clang'.
if os.pathsep == ';':
pathext = os.environ.get('PATHEXT', '').split(';')
pathext = ['']
for pattern in [r"\bbugpoint\b(?!-)", r"(?<!/|-)\bclang\b(?!-)",
r"\bllc\b", r"\blli\b",
r"\bllvm-ar\b", r"\bllvm-as\b",
r"\bllvm-bcanalyzer\b", r"\bllvm-config\b",
r"\bllvm-cov\b", r"\bllvm-diff\b",
r"\bllvm-dis\b", r"\bllvm-dwarfdump\b",
r"\bllvm-extract\b", r"\bllvm-jistlistener\b",
r"\bllvm-link\b", r"\bllvm-mc\b",
r"\bllvm-nm\b", r"\bllvm-objdump\b",
r"\bllvm-prof\b", r"\bllvm-ranlib\b",
r"\bllvm-rtdyld\b", r"\bllvm-shlib\b",
# Don't match '-llvmc'.
r"(?<!-)\bllvmc\b", r"\blto\b",
# Don't match '.opt', '-opt',
# '^opt' or '/opt'.
r"\bmacho-dump\b", r"(?<!\.|-|\^|/)\bopt\b",
r"\bllvm-tblgen\b", r"\bFileCheck\b",
r"\bFileUpdate\b", r"\bc-index-test\b",
r"\bfpcmp\b", r"\bllvm-PerfectShuffle\b",
# Handle these specially as they are strings searched
# for during testing.
r"\| \bcount\b", r"\| \bnot\b"]:
# Extract the tool name from the pattern. This relies on the tool
# name being surrounded by \b word match operators. If the
# pattern starts with "| ", include it in the string to be
# substituted.
substitution = re.sub(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
r"\2" + llvm_tools_dir + "/" + r"\4",
for ext in pathext:
substitution_ext = substitution + ext
if os.path.exists(substitution_ext):
substitution = substitution_ext
config.substitutions.append((pattern, substitution))
### Features
# Shell execution
if execute_external:
# Loadable module
# FIXME: This should be supplied by Makefile or autoconf.
if sys.platform in ['win32', 'cygwin']:
loadable_module = (config.enable_shared == 1)
loadable_module = True
if loadable_module:
# LTO on OS X
if config.lto_is_enabled == "1" and platform.system() == "Darwin":
# Sanitizers.
if config.llvm_use_sanitizer == "Address":
if (config.llvm_use_sanitizer == "Memory" or
config.llvm_use_sanitizer == "MemoryWithOrigins"):
# Direct object generation
if not 'hexagon' in config.target_triple:
if config.have_zlib == "1":
# llc knows whether he is compiled with -DNDEBUG.
import subprocess
llc_cmd = subprocess.Popen([os.path.join(llvm_tools_dir, 'llc'), '-version'],
stdout = subprocess.PIPE)
except OSError, why:
print "Could not find llc in " + llvm_tools_dir
if'with assertions',