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
+
+# 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.
-execute_external = (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:
# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)
-# Tweak PATH for Win32
-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
-
# 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 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!')
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]
+
###
import os
###
-# When running under valgrind, we mangle '-vg' or '-vg_leak' onto the end of the
-# triple so we can check it with XFAIL and XTARGET.
-config.target_triple += lit.valgrindTriple
+# 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) )
+
+# 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.params.get('jit_impl', None)
pathext = os.environ.get('PATHEXT', '').split(';')
else:
pathext = ['']
+# Regex to reject matching a hyphen
+NOHYPHEN = r"(?<!-)"
+
for pattern in [r"\bbugpoint\b(?!-)", r"(?<!/|-)\bclang\b(?!-)",
r"\bgold\b",
- r"\bllc\b", r"\blli\b",
+ # Match llc but not -llc
+ NOHYPHEN + 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-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-prof\b", r"\bllvm-size\b",
r"\bllvm-rtdyld\b", r"\bllvm-shlib\b",
- r"\bllvm-size\b",
- # Don't match '-llvmc'.
- r"(?<!-)\bllvmc\b", r"\blto\b",
+ # Match llvmc but not -llvmc
+ NOHYPHEN + r"\bllvmc\b",
+ r"\blto\b",
# Don't match '.opt', '-opt',
# '^opt' or '/opt'.
r"\bmacho-dump\b", r"(?<!\.|-|\^|/)\bopt\b",
### Features
# Shell execution
-if sys.platform not in ['win32'] or lit.getBashPath() != '':
+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")
+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")
+
# llc knows whether he is compiled with -DNDEBUG.
import subprocess
try:
if re.search(r'with assertions', llc_cmd.stdout.read()):
config.available_features.add('asserts')
llc_cmd.wait()
+
+# Check if we should use gmalloc.
+use_gmalloc_str = lit.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.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.params.get('gmalloc_path', '/usr/lib/libgmalloc.dylib')
+
+if use_gmalloc:
+ config.environment.update({'DYLD_INSERT_LIBRARIES' : gmalloc_path_str})