X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2Flit.cfg;h=575204697085e4a6d1ded8fa0b459ab04b2b241e;hb=e2ff00e117ba9b758b298e671f65c0b002f8a52d;hp=c58935956a4f99f9624efaf868aaeb741e502184;hpb=cc85160672e3b2d5ec363cc4e151e5b944a60454;p=oota-llvm.git

diff --git a/test/lit.cfg b/test/lit.cfg
index c58935956a4..57520469708 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -5,12 +5,36 @@
 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.
-config.test_format = lit.formats.TclTest()
+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)
@@ -19,37 +43,21 @@ config.test_format = lit.formats.TclTest()
 # 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__)
 
-# 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!')
@@ -82,6 +90,11 @@ config.environment['LLVM_SRC_ROOT'] = getattr(config, 'llvm_src_root', '')
 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
@@ -132,21 +145,28 @@ 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)
-
-# Provide target_triple for use in XFAIL and XTARGET.
-config.target_triple = site_exp['target_triplet']
-
-# 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)
@@ -164,9 +184,10 @@ if jit_impl_cfg == 'mcjit':
 else:
   config.substitutions.append( ('%lli', 'lli') )
 
-# Add substitutions.
-for sub in ['link', 'shlibext', 'ocamlopt', 'llvmshlibdir']:
-    config.substitutions.append(('%' + sub, site_exp[sub]))
+# 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
@@ -180,21 +201,26 @@ if os.pathsep == ';':
     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-ld\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",       r"\bllvm-stub\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",
@@ -221,9 +247,13 @@ for pattern in [r"\bbugpoint\b(?!-)",   r"(?<!/|-)\bclang\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']:
@@ -234,10 +264,33 @@ else:
 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
-llc_cmd = subprocess.Popen([os.path.join(llvm_tools_dir, 'llc'), '-version'],
+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()