X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2Flit.cfg;h=82799589ab4994f3c8b416e2c5b54264bff6647d;hb=264b0361be31a06567513bbd7d9b7d974a4d064e;hp=4e9a5ad6efa015971d491c1693041a9d224ec027;hpb=47f88b5bdf5ac571e3719a26047d1f015ff73cf5;p=oota-llvm.git

diff --git a/test/lit.cfg b/test/lit.cfg
index 4e9a5ad6efa..82799589ab4 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -41,7 +41,7 @@ config.test_format = lit.formats.ShTest(execute_external)
 
 # suffixes: A list of file extensions to treat as test files. This is overriden
 # by individual lit.local.cfg files in the test subdirectories.
-config.suffixes = ['.ll', '.c', '.cpp', '.test', '.txt', '.s']
+config.suffixes = ['.ll', '.c', '.cxx', '.test', '.txt', '.s']
 
 # excludes: A list of directories to exclude from the testsuite. The 'Inputs'
 # subdirectories contain auxiliary inputs for various tests in their parent
@@ -95,18 +95,30 @@ for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
     if symbolizer in os.environ:
         config.environment[symbolizer] = os.environ[symbolizer]
 
-# Propagate options for sanitizers.
-for options in ['ASAN_OPTIONS', 'UBSAN_OPTIONS']:
-    if options in os.environ:
-        config.environment[options] = os.environ[options]
-
 # Set up OCAMLPATH to include newly built OCaml libraries.
-llvm_ocaml_lib = os.path.join(getattr(config, 'llvm_lib_dir', None), 'ocaml')
-if 'OCAMLPATH' in os.environ:
-    ocamlpath = os.path.pathsep.join((llvm_ocaml_lib, os.environ['OCAMLPATH']))
-    config.environment['OCAMLPATH'] = ocamlpath
-else:
-    config.environment['OCAMLPATH'] = llvm_ocaml_lib
+llvm_lib_dir = getattr(config, 'llvm_lib_dir', None)
+if llvm_lib_dir is None:
+    if llvm_obj_root is not None:
+        llvm_lib_dir = os.path.join(llvm_obj_root, 'lib')
+
+if llvm_lib_dir is not None:
+    llvm_ocaml_lib = os.path.join(llvm_lib_dir, 'ocaml')
+    if llvm_ocaml_lib is not None:
+        if 'OCAMLPATH' in os.environ:
+            ocamlpath = os.path.pathsep.join((llvm_ocaml_lib, os.environ['OCAMLPATH']))
+            config.environment['OCAMLPATH'] = ocamlpath
+        else:
+            config.environment['OCAMLPATH'] = llvm_ocaml_lib
+
+        if 'CAML_LD_LIBRARY_PATH' in os.environ:
+            caml_ld_library_path = os.path.pathsep.join((llvm_ocaml_lib,
+                                        os.environ['CAML_LD_LIBRARY_PATH']))
+            config.environment['CAML_LD_LIBRARY_PATH'] = caml_ld_library_path
+        else:
+            config.environment['CAML_LD_LIBRARY_PATH'] = llvm_ocaml_lib
+
+# Set up OCAMLRUNPARAM to enable backtraces in OCaml tests.
+config.environment['OCAMLRUNPARAM'] = 'b'
 
 ###
 
@@ -164,7 +176,7 @@ lli = 'lli'
 # 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):
+if re.search(r'cygwin|mingw32|windows-gnu|windows-msvc|win32', config.host_triple):
   lli += ' -mtriple='+config.host_triple+'-elf'
 config.substitutions.append( ('%lli', lli ) )
 
@@ -175,6 +187,8 @@ if re.search(r'win32', config.target_triple):
 config.substitutions.append( ('%llc_dwarf', llc_dwarf) )
 
 # Add site-specific substitutions.
+config.substitutions.append( ('%gold', config.gold_executable) )
+config.substitutions.append( ('%ld64', config.ld64_executable) )
 config.substitutions.append( ('%go', config.go_executable) )
 config.substitutions.append( ('%llvmshlibdir', config.llvm_shlib_dir) )
 config.substitutions.append( ('%shlibext', config.llvm_shlib_ext) )
@@ -183,12 +197,15 @@ config.substitutions.append( ('%python', config.python_executable) )
 
 # OCaml substitutions.
 # Support tests for both native and bytecode builds.
-if config.have_ocamlopt == '1':
-    config.substitutions.append( ('%ocamlcomp',
-        "%s ocamlopt %s" % (config.ocamlfind_executable, config.ocaml_flags)) )
+config.substitutions.append( ('%ocamlc',
+    "%s ocamlc -cclib -L%s %s" %
+        (config.ocamlfind_executable, llvm_lib_dir, config.ocaml_flags)) )
+if config.have_ocamlopt in ('1', 'TRUE'):
+    config.substitutions.append( ('%ocamlopt',
+        "%s ocamlopt -cclib -L%s -cclib -Wl,-rpath,%s %s" %
+            (config.ocamlfind_executable, llvm_lib_dir, llvm_lib_dir, config.ocaml_flags)) )
 else:
-    config.substitutions.append( ('%ocamlcomp',
-        "%s ocamlc %s" % (config.ocamlfind_executable, config.ocaml_flags)) )
+    config.substitutions.append( ('%ocamlopt', "true" ) )
 
 # 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
@@ -204,6 +221,28 @@ else:
 # also have a post-assertion to not match a trailing hyphen (foo-).
 NOJUNK = r"(?<!\.|-|\^|/)"
 
+
+def find_tool_substitution(pattern):
+    # 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.
+    tool_match = re.match(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
+                          pattern)
+    tool_pipe = tool_match.group(2)
+    tool_name = tool_match.group(4)
+    # Did the user specify the tool path + arguments? This allows things like
+    # llvm-lit "-Dllc=llc -enable-misched -verify-machineinstrs"
+    tool_path = lit_config.params.get(tool_name)
+    if tool_path is None:
+        tool_path = lit.util.which(tool_name, llvm_tools_dir)
+    if (tool_name == "llc" and
+       'LLVM_ENABLE_MACHINE_VERIFIER' in os.environ and
+       os.environ['LLVM_ENABLE_MACHINE_VERIFIER'] == "1"):
+        tool_path += " -verify-machineinstrs"
+    return tool_name, tool_path, tool_pipe
+
+
 for pattern in [r"\bbugpoint\b(?!-)",
                 NOJUNK + r"\bllc\b",
                 r"\blli\b",
@@ -212,11 +251,13 @@ for pattern in [r"\bbugpoint\b(?!-)",
                 r"\bllvm-bcanalyzer\b",
                 r"\bllvm-config\b",
                 r"\bllvm-cov\b",
+                r"\bllvm-cxxdump\b",
                 r"\bllvm-diff\b",
                 r"\bllvm-dis\b",
+                r"\bllvm-dsymutil\b",
                 r"\bllvm-dwarfdump\b",
                 r"\bllvm-extract\b",
-                r"\bllvm-go\b",
+                r"\bllvm-lib\b",
                 r"\bllvm-link\b",
                 r"\bllvm-lto\b",
                 r"\bllvm-mc\b",
@@ -228,34 +269,42 @@ for pattern in [r"\bbugpoint\b(?!-)",
                 r"\bllvm-readobj\b",
                 r"\bllvm-rtdyld\b",
                 r"\bllvm-size\b",
+                r"\bllvm-split\b",
                 r"\bllvm-tblgen\b",
-                r"\bllvm-vtabledump\b",
                 r"\bllvm-c-test\b",
-                r"\bmacho-dump\b",
                 NOJUNK + r"\bopt\b",
                 r"\bFileCheck\b",
                 r"\bobj2yaml\b",
                 r"\byaml2obj\b",
+                r"\byaml-bench\b",
                 r"\bverify-uselistorder\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.
-    tool_match = re.match(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
-                          pattern)
-    tool_pipe = tool_match.group(2)
-    tool_name = tool_match.group(4)
-    tool_path = lit.util.which(tool_name, llvm_tools_dir)
+    tool_name, tool_path, tool_pipe = find_tool_substitution(pattern)
     if not tool_path:
         # Warn, but still provide a substitution.
         lit_config.note('Did not find ' + tool_name + ' in ' + llvm_tools_dir)
         tool_path = llvm_tools_dir + '/' + tool_name
     config.substitutions.append((pattern, tool_pipe + tool_path))
 
+# For tools that are optional depending on the config, we won't warn
+# if they're missing.
+for pattern in [r"\bllvm-go\b",
+                r"\bKaleidoscope-Ch3\b",
+                r"\bKaleidoscope-Ch4\b",
+                r"\bKaleidoscope-Ch5\b",
+                r"\bKaleidoscope-Ch6\b",
+                r"\bKaleidoscope-Ch7\b",
+                r"\bKaleidoscope-Ch8\b"]:
+    tool_name, tool_path, tool_pipe = find_tool_substitution(pattern)
+    if not tool_path:
+        # Provide a substitution anyway, for the sake of consistent errors.
+        tool_path = llvm_tools_dir + '/' + tool_name
+    config.substitutions.append((pattern, tool_pipe + tool_path))
+
+
 ### Targets
 
 config.targets = frozenset(config.targets_to_build.split())
@@ -291,9 +340,13 @@ if config.llvm_use_sanitizer == "Undefined":
 else:
     config.available_features.add("not_ubsan")
 
+# Check if we should run long running tests.
+if lit_config.params.get("run_long_tests", None) == "true":
+    config.available_features.add("long_tests")
+
 # Direct object generation
 # Suppress x86_64-mingw32 while investigating since r219108.
-if not 'hexagon' in config.target_triple and not re.match(r'^x86_64.*-(mingw32|win32)', config.target_triple):
+if not 'hexagon' in config.target_triple and not re.match(r'^x86_64.*-(mingw32|windows-gnu|win32)', config.target_triple):
     config.available_features.add("object-emission")
 
 if config.have_zlib == "1":
@@ -301,7 +354,12 @@ if config.have_zlib == "1":
 else:
     config.available_features.add("nozlib")
 
-# Native compilation: host arch == target arch
+# LLVM can be configured with an empty default triple
+# Some tests are "generic" and require a valid default triple
+if config.target_triple:
+    config.available_features.add("default_triple")
+
+# Native compilation: host arch == default triple arch
 # FIXME: Consider cases that target can be executed
 # even if host_triple were different from target_triple.
 if config.host_triple == config.target_triple:
@@ -313,13 +371,29 @@ def have_ld_plugin_support():
     if not os.path.exists(os.path.join(config.llvm_shlib_dir, 'LLVMgold.so')):
         return False
 
-    ld_cmd = subprocess.Popen(['ld', '--help'], stdout = subprocess.PIPE)
-    if not '-plugin' in ld_cmd.stdout.read():
-        return False
+    ld_cmd = subprocess.Popen([config.gold_executable, '--help'], stdout = subprocess.PIPE, env={'LANG': 'C'})
+    ld_out = ld_cmd.stdout.read().decode()
     ld_cmd.wait()
 
-    ld_version = subprocess.Popen(['ld', '--version'], stdout = subprocess.PIPE)
-    if not 'GNU gold' in ld_version.stdout.read():
+    if not '-plugin' in ld_out:
+        return False
+
+    # check that the used emulations are supported.
+    emu_line = [l for l in ld_out.split('\n') if 'supported emulations' in l]
+    if len(emu_line) != 1:
+        return False
+    emu_line = emu_line[0]
+    fields = emu_line.split(':')
+    if len(fields) != 3:
+        return False
+    emulations = fields[2].split()
+    if 'elf_x86_64' not in emulations:
+        return False
+    if 'elf32ppc' in emulations:
+        config.available_features.add('ld_emu_elf32ppc')
+
+    ld_version = subprocess.Popen([config.gold_executable, '--version'], stdout = subprocess.PIPE, env={'LANG': 'C'})
+    if not 'GNU gold' in ld_version.stdout.read().decode():
         return False
     ld_version.wait()
 
@@ -328,6 +402,22 @@ def have_ld_plugin_support():
 if have_ld_plugin_support():
     config.available_features.add('ld_plugin')
 
+def have_ld64_plugin_support():
+    if config.ld64_executable == '':
+        return False
+
+    ld_cmd = subprocess.Popen([config.ld64_executable, '-v'], stderr = subprocess.PIPE)
+    ld_out = ld_cmd.stderr.read().decode()
+    ld_cmd.wait()
+
+    if 'ld64' not in ld_out or 'LTO' not in ld_out:
+        return False
+
+    return True
+
+if have_ld64_plugin_support():
+    config.available_features.add('ld64_plugin')
+
 # Ask llvm-config about assertion mode.
 try:
     llvm_config_cmd = subprocess.Popen(
@@ -354,7 +444,7 @@ if 'darwin' == sys.platform:
     sysctl_cmd.wait()
 
 # .debug_frame is not emitted for targeting Windows x64.
-if not re.match(r'^x86_64.*-(mingw32|win32)', config.target_triple):
+if not re.match(r'^x86_64.*-(mingw32|windows-gnu|win32)', config.target_triple):
     config.available_features.add('debug_frame')
 
 # Check if we should use gmalloc.