Revision: 17922
Author: [email protected]
Date: Wed Nov 20 13:25:40 2013 UTC
Log: Use SimpleLoadField for JSObjectFieldAccessors, rather than
compiling a new stub.
[email protected]
Review URL: https://chromiumcodereview.appspot.com/76403002
http://code.google.com/p/v8/source/detail?r=17922
Modified:
/branches/bleeding_edge/src/ic.cc
=======================================
--- /branches/bleeding_edge/src/ic.cc Mon Nov 18 17:18:14 2013 UTC
+++ /branches/bleeding_edge/src/ic.cc Wed Nov 20 13:25:40 2013 UTC
@@ -1237,15 +1237,12 @@
return isolate()->builtins()->LoadIC_Normal();
case CALLBACKS: {
// Use simple field loads for some well-known callback properties.
- int object_offset;
if (object->IsJSObject()) {
Handle<JSObject> receiver = Handle<JSObject>::cast(object);
Handle<Map> map(receiver->map());
+ int object_offset;
if (Accessors::IsJSObjectFieldAccessor(map, name, &object_offset))
{
- PropertyIndex index =
- PropertyIndex::NewHeaderIndex(object_offset / kPointerSize);
- return compiler.CompileLoadField(
- receiver, receiver, name, index, Representation::Tagged());
+ return SimpleFieldLoad(object_offset / kPointerSize);
}
}
--
--
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