Support Float64Arrays

test/cctest/test-api.cc

 // Copyright 2011 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
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 11360 matching lines @@
       break;
     case v8::kExternalShortArray:
     case v8::kExternalUnsignedShortArray:
       return 2;
       break;
     case v8::kExternalIntArray:
     case v8::kExternalUnsignedIntArray:
     case v8::kExternalFloatArray:
       return 4;
       break;
+    case v8::kExternalDoubleArray:
+      return 8;
+      break;
     default:
       UNREACHABLE();
       return -1;
   }
   UNREACHABLE();
   return -1;
 }
 
 
 template <class ExternalArrayClass, class ElementType>
@@ skipping 169 matching lines @@
       0, static_cast<int>(jsobj->GetElement(7)->ToObjectChecked()->Number()));
 
   result = CompileRun("for (var i = 0; i < 8; i++) {"
                       "  ext_array[6] = '2.3';"
                       "}"
                       "ext_array[6];");
   CHECK_EQ(2, result->Int32Value());
   CHECK_EQ(
       2, static_cast<int>(jsobj->GetElement(6)->ToObjectChecked()->Number()));
 
-  if (array_type != v8::kExternalFloatArray) {
+  if (array_type != v8::kExternalFloatArray &&
+      array_type != v8::kExternalDoubleArray) {
     // Though the specification doesn't state it, be explicit about
     // converting NaNs and +/-Infinity to zero.
     result = CompileRun("for (var i = 0; i < 8; i++) {"
                         "  ext_array[i] = 5;"
                         "}"
                         "for (var i = 0; i < 8; i++) {"
                         "  ext_array[i] = NaN;"
                         "}"
                         "ext_array[5];");
     CHECK_EQ(0, result->Int32Value());
@@ skipping 376 matching lines @@
 
 
 THREADED_TEST(ExternalFloatArray) {
   ExternalArrayTestHelper<i::ExternalFloatArray, float>(
       v8::kExternalFloatArray,
       -500,
       500);
 }
 
 
+THREADED_TEST(ExternalDoubleArray) {
+  ExternalArrayTestHelper<i::ExternalDoubleArray, double>(
+      v8::kExternalDoubleArray,
+      -500,
+      500);
+}
+
+
 THREADED_TEST(ExternalArrays) {
   TestExternalByteArray();
   TestExternalUnsignedByteArray();
   TestExternalShortArray();
   TestExternalUnsignedShortArray();
   TestExternalIntArray();
   TestExternalUnsignedIntArray();
   TestExternalFloatArray();
 }
 
@@ skipping 17 matching lines @@
 
 
 THREADED_TEST(ExternalArrayInfo) {
   ExternalArrayInfoTestHelper(v8::kExternalByteArray);
   ExternalArrayInfoTestHelper(v8::kExternalUnsignedByteArray);
   ExternalArrayInfoTestHelper(v8::kExternalShortArray);
   ExternalArrayInfoTestHelper(v8::kExternalUnsignedShortArray);
   ExternalArrayInfoTestHelper(v8::kExternalIntArray);
   ExternalArrayInfoTestHelper(v8::kExternalUnsignedIntArray);
   ExternalArrayInfoTestHelper(v8::kExternalFloatArray);
+  ExternalArrayInfoTestHelper(v8::kExternalDoubleArray);
   ExternalArrayInfoTestHelper(v8::kExternalPixelArray);
 }
 
 
 THREADED_TEST(ScriptContextDependence) {
   v8::HandleScope scope;
   LocalContext c1;
   const char *source = "foo";
   v8::Handle<v8::Script> dep = v8::Script::Compile(v8::String::New(source));
   v8::Handle<v8::Script> indep = v8::Script::New(v8::String::New(source));
@@ skipping 1875 matching lines @@
     CHECK(func2->CreationContext() == context2);
     CheckContextId(func2, 2);
     CHECK(instance2->CreationContext() == context2);
     CheckContextId(instance2, 2);
   }
 
   context1.Dispose();
   context2.Dispose();
   context3.Dispose();
 }