From efcbe3b21a3504cb2fb8516b3e324aa23c8bbc6a Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Wed, 27 Jul 2011 04:34:28 +0200
Subject: [PATCH] typed arrays: add Float64Array

---
 src/v8_typed_array.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/v8_typed_array.cc b/src/v8_typed_array.cc
index ac76d00bb77ae0..3fe11f037e62b6 100644
--- a/src/v8_typed_array.cc
+++ b/src/v8_typed_array.cc
@@ -385,6 +385,7 @@ class Uint16Array : public TypedArray<2, v8::kExternalUnsignedShortArray> { };
 class Int32Array : public TypedArray<4, v8::kExternalIntArray> { };
 class Uint32Array : public TypedArray<4, v8::kExternalUnsignedIntArray> { };
 class Float32Array : public TypedArray<4, v8::kExternalFloatArray> { };
+class Float64Array : public TypedArray<8, v8::kExternalDoubleArray> { };
 
 template <typename T>
 v8::Handle<v8::Value> cTypeToValue(T) {
@@ -739,6 +740,8 @@ void AttachBindings(v8::Handle<v8::Object> obj) {
            Uint32Array::GetTemplate()->GetFunction());
   obj->Set(v8::String::New("Float32Array"),
            Float32Array::GetTemplate()->GetFunction());
+  obj->Set(v8::String::New("Float64Array"),
+           Float64Array::GetTemplate()->GetFunction());
   obj->Set(v8::String::New("DataView"),
            DataView::GetTemplate()->GetFunction());
 }
@@ -755,6 +758,8 @@ int SizeOfArrayElementForType(v8::ExternalArrayType type) {
     case v8::kExternalUnsignedIntArray:
     case v8::kExternalFloatArray:
       return 4;
+    case v8::kExternalDoubleArray:
+      return 8;
     default:
       return 0;
   }