mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-01 15:11:24 +00:00
c7b30d80a2
This makes it *really* easy to debug leaks FYI: ASAN_OPTIONS=detect_leaks=1 ./bin/llvm-lit -v <path to test> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207874 91177308-0d34-0410-b5e6-96231b3b80d8
357 lines
14 KiB
Python
357 lines
14 KiB
Python
# -*- Python -*-
|
|
|
|
# Configuration file for the 'lit' test runner.
|
|
|
|
import os
|
|
import sys
|
|
import re
|
|
import platform
|
|
|
|
import lit.util
|
|
import lit.formats
|
|
|
|
# name: The name of this test suite.
|
|
config.name = '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_config.getToolsPath(path,
|
|
config.environment['PATH'],
|
|
['cmp.exe', 'grep.exe', 'sed.exe'])
|
|
if path is not None:
|
|
path = os.path.pathsep.join((path,
|
|
config.environment['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")
|
|
else:
|
|
# 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)
|
|
|
|
# suffixes: A list of file extensions to treat as test files. This is overriden
|
|
# by individual lit.local.cfg files in the test subdirectories.
|
|
config.suffixes = ['.ll', '.c', '.cpp', '.test', '.txt', '.s']
|
|
|
|
# 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', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt']
|
|
|
|
# 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_config.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.
|
|
for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
|
|
if symbolizer in os.environ:
|
|
config.environment[symbolizer] = os.environ[symbolizer]
|
|
|
|
# Propagate options for sanitizers.
|
|
for options in ['ASAN_OPTIONS']:
|
|
if options in os.environ:
|
|
config.environment[options] = os.environ[options]
|
|
|
|
###
|
|
|
|
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_config.params.get('llvm_site_config', None)
|
|
if site_cfg and os.path.exists(site_cfg):
|
|
lit_config.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 lit.site.cfg 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_config.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_config.fatal('No site specific configuration available!')
|
|
|
|
# Check that the site specific configuration exists.
|
|
site_cfg = os.path.join(llvm_obj_root, 'test', 'lit.site.cfg')
|
|
if not os.path.exists(site_cfg):
|
|
lit_config.fatal('No site specific configuration available!')
|
|
|
|
# Okay, that worked. Notify the user of the automagic, and reconfigure.
|
|
lit_config.note('using out-of-tree build at %r' % llvm_obj_root)
|
|
lit_config.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 re.search(r'cygwin|mingw32|win32', config.host_triple):
|
|
lli_mcjit += ' -mtriple='+config.host_triple+'-elf'
|
|
config.substitutions.append( ('%lli_mcjit', lli_mcjit) )
|
|
|
|
# Similarly, have a macro to use llc with DWARF even when the host is win32.
|
|
llc_dwarf = 'llc'
|
|
if re.search(r'win32', config.target_triple):
|
|
llc_dwarf += ' -mtriple='+config.target_triple.replace('-win32', '-mingw32')
|
|
config.substitutions.append( ('%llc_dwarf', llc_dwarf) )
|
|
|
|
# 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'
|
|
else:
|
|
defaultIsMCJIT = 'false'
|
|
config.substitutions.append( ('%defaultjit', '-use-mcjit='+defaultIsMCJIT) )
|
|
|
|
# Process jit implementation option
|
|
jit_impl_cfg = lit_config.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 'i386' in config.target_triple or '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'
|
|
else:
|
|
config.target_triple += jit_impl_cfg
|
|
|
|
config.substitutions.append( ('%lli', 'lli -use-mcjit') )
|
|
else:
|
|
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) )
|
|
config.substitutions.append( ('%exeext', config.llvm_exe_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).
|
|
|
|
# Avoid matching RUN line fragments that are actually part of
|
|
# path names or options or whatever.
|
|
# The regex is a pre-assertion to avoid matching a preceding
|
|
# dot, hyphen, carat, or slash (.foo, -foo, etc.). Some patterns
|
|
# also have a post-assertion to not match a trailing hyphen (foo-).
|
|
NOJUNK = r"(?<!\.|-|\^|/)"
|
|
|
|
for pattern in [r"\bbugpoint\b(?!-)",
|
|
NOJUNK + r"\bclang\b(?!-)",
|
|
NOJUNK + 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-link\b",
|
|
r"\bllvm-lto\b",
|
|
r"\bllvm-mc\b",
|
|
r"\bllvm-mcmarkup\b",
|
|
r"\bllvm-nm\b",
|
|
r"\bllvm-objdump\b",
|
|
r"\bllvm-profdata\b",
|
|
r"\bllvm-ranlib\b",
|
|
r"\bllvm-readobj\b",
|
|
r"\bllvm-rtdyld\b",
|
|
r"\bllvm-size\b",
|
|
r"\bllvm-tblgen\b",
|
|
r"\bllvm-c-test\b",
|
|
r"\bmacho-dump\b",
|
|
NOJUNK + r"\bopt\b",
|
|
r"\bFileCheck\b",
|
|
r"\bFileUpdate\b",
|
|
r"\bc-index-test\b",
|
|
r"\bobj2yaml\b",
|
|
r"\byaml2obj\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.
|
|
tool_match = re.match(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
|
|
pattern)
|
|
tool_pipe = tool_match.group(2)
|
|
tool_name = tool_match.group(4)
|
|
tool_path = lit.util.which(tool_name, llvm_tools_dir)
|
|
if not tool_path:
|
|
# Warn, but still provide a substitution.
|
|
lit_config.note('Did not find ' + tool_name + ' in ' + llvm_tools_dir)
|
|
tool_path = llvm_tools_dir + '/' + tool_name
|
|
config.substitutions.append((pattern, tool_pipe + tool_path))
|
|
|
|
### Features
|
|
|
|
# Shell execution
|
|
if execute_external:
|
|
config.available_features.add('shell')
|
|
|
|
# Others/can-execute.txt
|
|
if sys.platform not in ['win32']:
|
|
config.available_features.add('can-execute')
|
|
|
|
# Loadable module
|
|
# FIXME: This should be supplied by Makefile or autoconf.
|
|
if sys.platform in ['win32', 'cygwin']:
|
|
loadable_module = (config.enable_shared == 1)
|
|
else:
|
|
loadable_module = True
|
|
|
|
if loadable_module:
|
|
config.available_features.add('loadable_module')
|
|
|
|
# Sanitizers.
|
|
if config.llvm_use_sanitizer == "Address":
|
|
config.available_features.add("asan")
|
|
if (config.llvm_use_sanitizer == "Memory" or
|
|
config.llvm_use_sanitizer == "MemoryWithOrigins"):
|
|
config.available_features.add("msan")
|
|
|
|
# Direct object generation
|
|
if not 'hexagon' in config.target_triple:
|
|
config.available_features.add("object-emission")
|
|
|
|
if config.have_zlib == "1":
|
|
config.available_features.add("zlib")
|
|
else:
|
|
config.available_features.add("nozlib")
|
|
|
|
# Native compilation: host arch == target arch
|
|
# FIXME: Consider cases that target can be executed
|
|
# even if host_triple were different from target_triple.
|
|
if config.host_triple == config.target_triple:
|
|
config.available_features.add("native")
|
|
|
|
# Ask llvm-config about assertion mode.
|
|
import subprocess
|
|
try:
|
|
llvm_config_cmd = subprocess.Popen(
|
|
[os.path.join(llvm_tools_dir, 'llvm-config'), '--assertion-mode'],
|
|
stdout = subprocess.PIPE)
|
|
except OSError:
|
|
print("Could not find llvm-config in " + llvm_tools_dir)
|
|
exit(42)
|
|
|
|
if re.search(r'ON', llvm_config_cmd.stdout.read().decode('ascii')):
|
|
config.available_features.add('asserts')
|
|
llvm_config_cmd.wait()
|
|
|
|
if 'darwin' == sys.platform:
|
|
try:
|
|
sysctl_cmd = subprocess.Popen(['sysctl', 'hw.optional.fma'],
|
|
stdout = subprocess.PIPE)
|
|
except OSError:
|
|
print("Could not exec sysctl")
|
|
result = sysctl_cmd.stdout.read().decode('ascii')
|
|
if -1 != result.find("hw.optional.fma: 1"):
|
|
config.available_features.add('fma3')
|
|
sysctl_cmd.wait()
|
|
|
|
# Check if we should use gmalloc.
|
|
use_gmalloc_str = lit_config.params.get('use_gmalloc', None)
|
|
if use_gmalloc_str is not None:
|
|
if use_gmalloc_str.lower() in ('1', 'true'):
|
|
use_gmalloc = True
|
|
elif use_gmalloc_str.lower() in ('', '0', 'false'):
|
|
use_gmalloc = False
|
|
else:
|
|
lit_config.fatal('user parameter use_gmalloc should be 0 or 1')
|
|
else:
|
|
# Default to not using gmalloc
|
|
use_gmalloc = False
|
|
|
|
# Allow use of an explicit path for gmalloc library.
|
|
# Will default to '/usr/lib/libgmalloc.dylib' if not set.
|
|
gmalloc_path_str = lit_config.params.get('gmalloc_path',
|
|
'/usr/lib/libgmalloc.dylib')
|
|
|
|
if use_gmalloc:
|
|
config.environment.update({'DYLD_INSERT_LIBRARIES' : gmalloc_path_str})
|