X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2Flit.cfg;h=ddb02ecf569e1d43edb5a0a2da7b27a653d44770;hb=a10369920fa86d8961495b71dbc00f5596d122d9;hp=4953bddf2da8317b94f0132d47fd68bf29fb1ed9;hpb=992dbcfbcc9b666f61d88fc6ae5010f57db07369;p=oota-llvm.git

diff --git a/test/lit.cfg b/test/lit.cfg
index 4953bddf2da..ddb02ecf569 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -22,9 +22,18 @@ if sys.platform in ['win32']:
                                      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 = (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:
@@ -47,17 +56,8 @@ 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!')
@@ -90,10 +90,10 @@ config.environment['LLVM_SRC_ROOT'] = getattr(config, 'llvm_src_root', '')
 config.environment['PYTHON_EXECUTABLE'] = getattr(config, 'python_executable',
                                                   '')
 
-# Setup paths to llvm-symbolizer for Sanitizer tools.
-llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
-config.environment['ASAN_SYMBOLIZER_PATH'] = llvm_tools_dir + '/llvm-symbolizer'
-config.environment['MSAN_SYMBOLIZER_PATH'] = llvm_tools_dir + '/llvm-symbolizer'
+# 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]
 
 ###
 
@@ -160,7 +160,9 @@ config.substitutions.append( ('%lli_mcjit', lli_mcjit) )
 # 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'
@@ -199,9 +201,14 @@ 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",
@@ -209,11 +216,11 @@ for pattern in [r"\bbugpoint\b(?!-)",   r"(?<!/|-)\bclang\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",
@@ -240,9 +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']:
@@ -257,6 +268,20 @@ if loadable_module:
 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:
@@ -269,3 +294,23 @@ except OSError, why:
 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})