HSubAllocatedObject instruction allows hydrogen code to carve up

src/hydrogen-instructions.cc

 // Copyright 2012 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 2496 matching lines @@
   }
   return false;
 }
 
 
 void HLoadGlobalGeneric::PrintDataTo(StringStream* stream) {
   stream->Add("%o ", *name());
 }
 
 
+void HSubAllocatedObject::PrintDataTo(StringStream* stream) {
+  base_object()->PrintNameTo(stream);
+  stream->Add(" offset %d", offset());
+}
+
+
 void HStoreGlobalCell::PrintDataTo(StringStream* stream) {
   stream->Add("[%p] = ", *cell());
   value()->PrintNameTo(stream);
   if (!details_.IsDontDelete()) stream->Add(" (deleteable)");
   if (details_.IsReadOnly()) stream->Add(" (read-only)");
 }
 
 
 void HStoreGlobalGeneric::PrintDataTo(StringStream* stream) {
   stream->Add("%o = ", *name());
@@ skipping 748 matching lines @@
 
 
 void HCheckFunction::Verify() {
   HInstruction::Verify();
   ASSERT(HasNoUses());
 }
 
 #endif
 
 } }  // namespace v8::internal