Add tsan support to v8's gyp and test driver.

tools/run-tests.py

 #!/usr/bin/env python
 #
 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 195 matching lines @@
                     help="Don't skip more slow tests when using a simulator.",
                     default=False, action="store_true",
                     dest="dont_skip_simulator_slow_tests")
   result.add_option("--stress-only",
                     help="Only run tests with --always-opt --stress-opt",
                     default=False, action="store_true")
   result.add_option("--time", help="Print timing information after running",
                     default=False, action="store_true")
   result.add_option("-t", "--timeout", help="Timeout in seconds",
                     default= -1, type="int")
+  result.add_option("--tsan",
+                    help="Regard test expectations for TSAN",
+                    default=False, action="store_true")
   result.add_option("-v", "--verbose", help="Verbose output",
                     default=False, action="store_true")
   result.add_option("--valgrind", help="Run tests through valgrind",
                     default=False, action="store_true")
   result.add_option("--warn-unused", help="Report unused rules",
                     default=False, action="store_true")
   result.add_option("--junitout", help="File name of the JUnit output")
   result.add_option("--junittestsuite",
                     help="The testsuite name in the JUnit output file",
                     default="v8tests")
@@ skipping 42 matching lines @@
     options.no_network = True
   options.command_prefix = shlex.split(options.command_prefix)
   options.extra_flags = shlex.split(options.extra_flags)
 
   if options.gc_stress:
     options.extra_flags += GC_STRESS_FLAGS
 
   if options.asan:
     options.extra_flags.append("--invoke-weak-callbacks")
 
+  if options.tsan:
+    VARIANTS = ["default"]
+
   if options.j == 0:
     options.j = multiprocessing.cpu_count()
 
   while options.random_seed == 0:
     options.random_seed = random.SystemRandom().randint(-2147483648, 2147483647)
 
   def excl(*args):
     """Returns true if zero or one of multiple arguments are true."""
     return reduce(lambda x, y: x + y, args) <= 1
 
@@ skipping 164 matching lines @@
     "asan": options.asan,
     "deopt_fuzzer": False,
     "gc_stress": options.gc_stress,
     "isolates": options.isolates,
     "mode": mode,
     "no_i18n": options.no_i18n,
     "no_snap": options.no_snap,
     "simulator_run": simulator_run,
     "simulator": utils.UseSimulator(arch),
     "system": utils.GuessOS(),
+    "tsan": options.tsan,
   }
   all_tests = []
   num_tests = 0
   test_id = 0
   for s in suites:
     s.ReadStatusFile(variables)
     s.ReadTestCases(ctx)
     if len(args) > 0:
       s.FilterTestCasesByArgs(args)
     all_tests += s.tests
@@ skipping 60 matching lines @@
   exit_code = runner.Run(options.j)
   overall_duration = time.time() - start_time
 
   if options.time:
     verbose.PrintTestDurations(suites, overall_duration)
   return exit_code
 
 
 if __name__ == "__main__":
   sys.exit(Main())