import re
import platform
+import lit.util
+import lit.formats
+
# name: The name of this test suite.
config.name = 'LLVM'
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,
- config.environment['PATH'],
- ['cmp.exe', 'grep.exe', 'sed.exe'])
+ 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']))
# 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 = []
+# 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']
+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__)
if llvm_obj_root is not None:
config.test_exec_root = os.path.join(llvm_obj_root, 'test')
-# Tweak the PATH to include the scripts dir, the tools dir, and the llvm-gcc bin
-# dir (if available).
+# Tweak the PATH to include the tools dir.
if llvm_obj_root is not None:
- llvm_src_root = getattr(config, 'llvm_src_root', None)
- if not llvm_src_root:
- lit.fatal('No LLVM source root set!')
- path = os.path.pathsep.join((os.path.join(llvm_src_root, 'test',
- 'Scripts'),
- config.environment['PATH']))
- config.environment['PATH'] = path
-
llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
if not llvm_tools_dir:
- lit.fatal('No LLVM tools dir set!')
+ lit_config.fatal('No LLVM tools dir set!')
path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
config.environment['PATH'] = path
# 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)
+ site_cfg = lit_config.params.get('llvm_site_config', None)
if site_cfg and os.path.exists(site_cfg):
- lit.load_config(config, 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
llvm_config = lit.util.which('llvm-config', config.environment['PATH'])
if not llvm_config:
- lit.fatal('No site specific configuration available!')
+ 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()
# 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!')
+ 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.fatal('No site specific configuration available!')
+ lit_config.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)
+ lit_config.note('using out-of-tree build at %r' % llvm_obj_root)
+ lit_config.load_config(config, site_cfg)
raise SystemExit
###
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 'powerpc64' 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.params.get('jit_impl', None)
+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 'i686' in config.target_triple:
+ 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'
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
# 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(';')
-else:
- pathext = ['']
-for pattern in [r"\bbugpoint\b(?!-)", r"(?<!/|-)\bclang\b(?!-)",
- r"\bgold\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",
+
+# 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-PerfectShuffle\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",
- # 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",
+ 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"\bfpcmp\b",
+ r"\bobj2yaml\b",
+ r"\byaml2obj\b",
# Handle these specially as they are strings searched
# for during testing.
- r"\| \bcount\b", r"\| \bnot\b"]:
+ 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*$",
- r"\2" + llvm_tools_dir + "/" + r"\4",
+ tool_match = re.match(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
pattern)
- for ext in pathext:
- substitution_ext = substitution + ext
- if os.path.exists(substitution_ext):
- substitution = substitution_ext
- break
- config.substitutions.append((pattern, substitution))
+ 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
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']:
if loadable_module:
config.available_features.add('loadable_module')
-# LTO on OS X
-if config.lto_is_enabled == "1" and platform.system() == "Darwin":
- config.available_features.add('lto_on_osx')
-
# Sanitizers.
if config.llvm_use_sanitizer == "Address":
config.available_features.add("asan")
config.llvm_use_sanitizer == "MemoryWithOrigins"):
config.available_features.add("msan")
-# llc knows whether he is compiled with -DNDEBUG.
+# Direct object generation
+if not 'hexagon' in config.target_triple and \
+ not re.match('(arm|thumb).*windows', 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:
- 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
+ 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'with assertions', llc_cmd.stdout.read()):
+if re.search(r'ON', llvm_config_cmd.stdout.read().decode('ascii')):
config.available_features.add('asserts')
-llc_cmd.wait()
+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})