X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2Flit.cfg;h=348ac8f622c7b8605ebca6990f9991aee8473273;hb=7bbd6e366b39157445cc921024a987e61ea68c00;hp=ad73e98bfe78ade27589fcd965df70afba9c1222;hpb=3d4cea31d52c2bfddf0a8b9791fa12cada933200;p=oota-llvm.git

diff --git a/test/lit.cfg b/test/lit.cfg
index ad73e98bfe7..348ac8f622c 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -3,17 +3,41 @@
 # Configuration file for the 'lit' test runner.
 
 import os
+import sys
+import re
 
 # 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__)
 
@@ -39,11 +63,31 @@ if llvm_obj_root is not None:
     path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
     config.environment['PATH'] = path
 
-    llvmgcc_dir = getattr(config, 'llvmgcc_dir', None)
-    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',
+                                                  '')
 
 ###
 
@@ -95,99 +139,118 @@ if config.test_exec_root is None:
 
 ###
 
-# 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'))
-    # FIXME: This is a hack to avoid LLVMC tests failing due to a clang driver
-    #        warning when passing in "-fexceptions -fno-exceptions".
-    elif sub == 'compile_cxx':
-        config.substitutions.append(('%' + sub,
-                                  site_exp[sub].replace('-fno-exceptions', '')))
-    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
-
-def llvm_supports_darwin_and_target(name):
-    return 'darwin' in config.target_triple and llvm_supports_target(name)
-
-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 bindings
-
-# 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 'win32' in mcjit_triple.lower():
+  mcjit_triple += "-elf"
+config.substitutions.append( ('%mcjit_triple', mcjit_triple) )
+
+# 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 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
+defaultIsMCJIT='true' if 'arm' in config.target_triple else '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-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')
+
+# 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()