Adding ecmascript simd tests.

Relying on the polyfill for now.

BUG=v8:4124
LOG=N
R=bbudge@chromium.org,machenbach@chromium.org
TEST=trybots

Review URL: https://codereview.chromium.org/1147743004

Cr-Commit-Position: refs/heads/master@{#28470}

.gitignore

@@ -60,6 +60,8 @@ shell_g
 /test/promises-aplus/promises-tests
 /test/promises-aplus/promises-tests.tar.gz
 /test/promises-aplus/sinon
+/test/simdjs/ecmascript_simd*
+/test/simdjs/data*
 /test/test262/data
 /test/test262/data.old
 /test/test262/tc39-test262-*

test/simdjs/harness-adapt.js

+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+(function() {
+
+"use strict";
+
+var _oldLoad = load;
+
+// Filter load paths in the ecmascript_simd tests that
+// assume the test is run with a current working directory
+// set to the directory containing the test.
+load = function(filename) {
+  // Decide if this is the compliance test or the benchmarks.
+  if (filename === 'ecmascript_simd.js' ||
+      filename === 'ecmascript_simd_tests.js') {
+    _oldLoad('test/simdjs/data/src/' + filename);
+  } else {
+    _oldLoad('test/simdjs/data/src/benchmarks/' + filename);
+  }
+};
+
+// TODO(bbudge): Drop when polyfill is not needed.
+load('ecmascript_simd.js');
+
+load('base.js');
+
+})();

test/simdjs/harness-finish.js

+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+(function() {
+
+"use strict";
+
+function printResult (str) {
+  print (str);
+}
+
+function printError (str) {
+  print (str);
+}
+
+function printScore (str) {
+  print (str);
+}
+
+benchmarks.runAll ({notifyResult: printResult,
+                    notifyError:  printError,
+                    notifyScore:  printScore},
+                   true);
+
+})();

test/simdjs/simdjs.status

+# Copyright 2015 the V8 project authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# --------------------------------------------------------------------
+# If you add a test case to this file, please try to provide
+# an explanation of why the test fails; this may ease future
+# debugging.
+# --------------------------------------------------------------------
+
+[
+[ALWAYS, {
+  # TODO(bradnelson): Drop when test is fixed upstream.
+  'benchmarks/aobench': SKIP,
+
+  # TODO(bbudge): Drop this when simd implementation is faster.
+  'benchmarks/memcpy': SKIP,
+}],
+]

test/simdjs/testcfg.py

+# Copyright 2014 the V8 project authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+import hashlib
+import os
+import shutil
+import sys
+import tarfile
+import imp
+
+from testrunner.local import testsuite
+from testrunner.local import utils
+from testrunner.objects import testcase
+
+SIMDJS_ARCHIVE_REVISION = "07e2713e0c9ea19feb0732d5bd84770c87310d79"
+SIMDJS_ARCHIVE_MD5 = "cf6bddf99f18800b68e782054268ee3c"
+SIMDJS_URL = (
+    "https://github.com/johnmccutchan/ecmascript_simd/archive/%s.tar.gz")
+
+SIMDJS_SUITE_PATH = ["data", "src"]
+
+
+class SimdJsTestSuite(testsuite.TestSuite):
+
+  def __init__(self, name, root):
+    super(SimdJsTestSuite, self).__init__(name, root)
+    self.testroot = os.path.join(self.root, *SIMDJS_SUITE_PATH)
+    self.ParseTestRecord = None
+
+  def ListTests(self, context):
+    tests = [
+      testcase.TestCase(self, 'shell_test_runner'),
+    ]
+    for filename in os.listdir(os.path.join(self.testroot, 'benchmarks')):
+      if (not filename.endswith('.js') or
+          filename in ['run.js', 'run_browser.js', 'base.js']):
+        continue
+      name = filename.rsplit('.')[0]
+      tests.append(
+          testcase.TestCase(self, 'benchmarks/' + name))
+    return tests
+
+  def GetFlagsForTestCase(self, testcase, context):
+    return (testcase.flags + context.mode_flags +
+            [os.path.join(self.root, "harness-adapt.js"),
+             "--harmony",
+             os.path.join(self.testroot, testcase.path + ".js"),
+             os.path.join(self.root, "harness-finish.js")])
+
+  def GetSourceForTest(self, testcase):
+    filename = os.path.join(self.testroot, testcase.path + ".js")
+    with open(filename) as f:
+      return f.read()
+
+  def IsNegativeTest(self, testcase):
+    return False
+
+  def IsFailureOutput(self, output, testpath):
+    if output.exit_code != 0:
+      return True
+    return "FAILED!" in output.stdout
+
+  def DownloadData(self):
+    revision = SIMDJS_ARCHIVE_REVISION
+    archive_url = SIMDJS_URL % revision
+    archive_name = os.path.join(
+        self.root, "ecmascript_simd-%s.tar.gz" % revision)
+    directory_name = os.path.join(self.root, "data")
+    directory_old_name = os.path.join(self.root, "data.old")
+    if not os.path.exists(archive_name):
+      print "Downloading test data from %s ..." % archive_url
+      utils.URLRetrieve(archive_url, archive_name)
+      if os.path.exists(directory_name):
+        if os.path.exists(directory_old_name):
+          shutil.rmtree(directory_old_name)
+        os.rename(directory_name, directory_old_name)
+    if not os.path.exists(directory_name):
+      print "Extracting ecmascript_simd-%s.tar.gz ..." % revision
+      md5 = hashlib.md5()
+      with open(archive_name, "rb") as f:
+        for chunk in iter(lambda: f.read(8192), ""):
+          md5.update(chunk)
+      print "MD5 hash is %s" % md5.hexdigest()
+      if md5.hexdigest() != SIMDJS_ARCHIVE_MD5:
+        os.remove(archive_name)
+        print "MD5 expected %s" % SIMDJS_ARCHIVE_MD5
+        raise Exception("MD5 hash mismatch of test data file")
+      archive = tarfile.open(archive_name, "r:gz")
+      if sys.platform in ("win32", "cygwin"):
+        # Magic incantation to allow longer path names on Windows.
+        archive.extractall(u"\\\\?\\%s" % self.root)
+      else:
+        archive.extractall(self.root)
+      os.rename(os.path.join(self.root, "ecmascript_simd-%s" % revision),
+                directory_name)
+
+
+def GetSuite(name, root):
+  return SimdJsTestSuite(name, root)