[Interpreter]: Add ignition variant to test runner.

Adds an ignition variant to the test runner and adds support to test262 for
filtering such that only test scripts (not the test harness) get run by
the interpreter.

BUG=v8:4280
LOG=N

Review URL: https://codereview.chromium.org/1379093002

Cr-Commit-Position: refs/heads/master@{#31123}

test/test262/testcfg.py

@@ -107,6 +107,7 @@ class Test262TestSuite(testsuite.TestSuite):
     self.harness = [os.path.join(self.harnesspath, f)
                     for f in TEST_262_HARNESS_FILES]
     self.harness += [os.path.join(self.root, "harness-adapt.js")]
+    self.ignition_filter = "--ignition-filter=" + self.testroot + "/*"
     self.ParseTestRecord = None
 
   def ListTests(self, context):
@@ -128,7 +129,12 @@ class Test262TestSuite(testsuite.TestSuite):
     return tests
 
   def GetFlagsForTestCase(self, testcase, context):
-    return (testcase.flags + context.mode_flags + self.harness +
+    # TODO(rmcilroy) Remove ignition filter modification once ignition can
+    # support the test262 test harness code.
+    flags = [ self.ignition_filter if "ignition-filter" in flag else flag
+              for flag in testcase.flags]
+
+    return (flags + context.mode_flags + self.harness +
             self.GetIncludesForTest(testcase) + ["--harmony"] +
             [os.path.join(self.testroot, testcase.path + ".js")])
 

tools/testrunner/local/testsuite.py

@@ -40,6 +40,7 @@ ALL_VARIANT_FLAGS = {
   "stress": [["--stress-opt", "--always-opt"]],
   "turbofan": [["--turbo", "--always-opt"]],
   "nocrankshaft": [["--nocrankshaft"]],
+  "ignition": [["--ignition", "--ignition-filter=*"]],
 }
 
 # FAST_VARIANTS implies no --always-opt.
@@ -48,9 +49,11 @@ FAST_VARIANT_FLAGS = {
   "stress": [["--stress-opt"]],
   "turbofan": [["--turbo"]],
   "nocrankshaft": [["--nocrankshaft"]],
+  "ignition": [["--ignition", "--ignition-filter=*"]],
 }
 
-ALL_VARIANTS = set(["default", "stress", "turbofan", "nocrankshaft"])
+ALL_VARIANTS = set(["default", "stress", "turbofan", "nocrankshaft",
+                    "ignition"])
 FAST_VARIANTS = set(["default", "turbofan"])
 STANDARD_VARIANT = set(["default"])