# Configuration file for the 'lit' test runner.
import os
+import sys
+import re
+import platform
# 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.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
+
# testFormat: The test format to use to interpret tests.
-config.test_format = lit.formats.TclTest()
+execute_external = (not sys.platform in ['win32']
+ or lit.getBashPath() not in [None, ""])
+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__)
path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
config.environment['PATH'] = path
- llvmgcc_dir = getattr(config, 'llvmgcc_dir', None)
- if not llvm_tools_dir:
- lit.fatal('No llvm-gcc dir set!')
- if llvmgcc_dir:
- path = os.path.pathsep.join((os.path.join(llvmgcc_dir, 'bin'),
- 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',
+ '')
###
# 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'.
#
###
-# Load site data from DejaGNU's site.exp.
-import re
-site_exp = {}
-# FIXME: Implement lit.site.cfg.
-for line in open(os.path.join(config.llvm_obj_root, 'test', 'site.exp')):
- m = re.match('set ([^ ]+) "([^"]*)"', line)
- if m:
- site_exp[m.group(1)] = m.group(2)
-
-# Add substitutions.
-config.substitutions.append(('%llvmgcc_only', site_exp['llvmgcc']))
-for sub in ['llvmgcc', 'llvmgxx', 'compile_cxx', 'compile_c',
- 'link', 'shlibext', 'ocamlopt', 'llvmdsymutil', 'llvmlibsdir',
- 'bugpoint_topts']:
- if sub in ('llvmgcc', 'llvmgxx'):
- config.substitutions.append(('%' + sub,
- site_exp[sub] + ' -emit-llvm -w'))
- else:
- config.substitutions.append(('%' + sub, site_exp[sub]))
-
-excludes = []
-
-# Provide target_triple for use in XFAIL and XTARGET.
-config.target_triple = site_exp['target_triplet']
-
-# Provide llvm_supports_target for use in local configs.
-targets = set(site_exp["TARGETS_TO_BUILD"].split())
-def llvm_supports_target(name):
- return name in targets
-
-langs = set(site_exp['llvmgcc_langs'].split(','))
-def llvm_gcc_supports(name):
- return name in langs
-
-bindings = set(site_exp['llvm_bindings'].split(','))
-def llvm_supports_binding(name):
- return name in langs
-
-# Provide on_clone hook for reading 'dg.exp'.
-import os
-simpleLibData = re.compile(r"""load_lib llvm.exp
-
-RunLLVMTests \[lsort \[glob -nocomplain \$srcdir/\$subdir/\*\.(.*)\]\]""",
- re.MULTILINE)
-conditionalLibData = re.compile(r"""load_lib llvm.exp
-
-if.*\[ ?(llvm[^ ]*) ([^ ]*) ?\].*{
- *RunLLVMTests \[lsort \[glob -nocomplain \$srcdir/\$subdir/\*\.(.*)\]\]
-\}""", re.MULTILINE)
-def on_clone(parent, cfg, for_path):
- def addSuffixes(match):
- if match[0] == '{' and match[-1] == '}':
- cfg.suffixes = ['.' + s for s in match[1:-1].split(',')]
- else:
- cfg.suffixes = ['.' + match]
-
- libPath = os.path.join(os.path.dirname(for_path),
- 'dg.exp')
- if not os.path.exists(libPath):
- cfg.unsupported = True
- return
-
- # Reset unsupported, in case we inherited it.
- cfg.unsupported = False
- lib = open(libPath).read().strip()
-
- # Check for a simple library.
- m = simpleLibData.match(lib)
- if m:
- addSuffixes(m.group(1))
- return
-
- # Check for a conditional test set.
- m = conditionalLibData.match(lib)
- if m:
- funcname,arg,match = m.groups()
- addSuffixes(match)
-
- func = globals().get(funcname)
- if not func:
- lit.error('unsupported predicate %r' % funcname)
- elif not func(arg):
- cfg.unsupported = True
- return
- # Otherwise, give up.
- lit.error('unable to understand %r:\n%s' % (libPath, lib))
-
-config.on_clone = on_clone
+# Provide a target triple for mcjit tests
+mcjit_triple = config.target_triple
+# Force ELF format on Windows
+if re.search(r'cygwin|mingw32|win32', mcjit_triple):
+ mcjit_triple += "-elf"
+config.substitutions.append( ('%mcjit_triple', mcjit_triple) )
+
+# 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:
+ 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)
+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'
+ 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) )
+
+# 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(';')
+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",
+ 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",
+ # 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",
+ pattern)
+ for ext in pathext:
+ substitution_ext = substitution + ext
+ if os.path.exists(substitution_ext):
+ substitution = substitution_ext
+ break
+ config.substitutions.append((pattern, substitution))
+
+### Features
+
+# Shell execution
+if sys.platform not in ['win32'] or lit.getBashPath() != '':
+ config.available_features.add('shell')
+
+# 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')
+
+# LTO on OS X
+if config.lto_is_enabled == "1" and platform.system() == "Darwin":
+ config.available_features.add('lto_on_osx')
+
+# llc knows whether he is compiled with -DNDEBUG.
+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
+ exit(42)
+
+if re.search(r'with assertions', llc_cmd.stdout.read()):
+ config.available_features.add('asserts')
+llc_cmd.wait()
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