Stop "cooking" targets of jumps and calls in code objects. Do not convert ju...

src/spaces.cc

 // Copyright 2006-2008 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 809 matching lines @@
         // Perform space-specific object verification.
         VerifyObject(object);
 
         // The object itself should look OK.
         object->Verify();
 
         // All the interior pointers should be contained in the heap and
         // have their remembered set bits set if required as determined
         // by the visitor.
         int size = object->Size();
-        if (object->IsCode()) {
-          Code::cast(object)->ConvertICTargetsFromAddressToObject();
-          object->IterateBody(map->instance_type(), size, visitor);
-          Code::cast(object)->ConvertICTargetsFromObjectToAddress();
-        } else {
-          object->IterateBody(map->instance_type(), size, visitor);
-        }
+        object->IterateBody(map->instance_type(), size, visitor);
 
         current += size;
       }
 
       // The allocation pointer should not be in the middle of an object.
       ASSERT(current == top);
     }
 
     current_page = current_page->next_page();
   }
@@ skipping 1720 matching lines @@
     ASSERT(object->IsCode() || object->IsSeqString() ||
            object->IsExternalString() || object->IsFixedArray() ||
            object->IsByteArray());
 
     // The object itself should look OK.
     object->Verify();
 
     // Byte arrays and strings don't have interior pointers.
     if (object->IsCode()) {
       VerifyPointersVisitor code_visitor;
-      Code::cast(object)->ConvertICTargetsFromAddressToObject();
       object->IterateBody(map->instance_type(),
                           object->Size(),
                           &code_visitor);
-      Code::cast(object)->ConvertICTargetsFromObjectToAddress();
     } else if (object->IsFixedArray()) {
       // We loop over fixed arrays ourselves, rather then using the visitor,
       // because the visitor doesn't support the start/offset iteration
       // needed for IsRSetSet.
       FixedArray* array = FixedArray::cast(object);
       for (int j = 0; j < array->length(); j++) {
         Object* element = array->get(j);
         if (element->IsHeapObject()) {
           HeapObject* element_object = HeapObject::cast(element);
           ASSERT(Heap::Contains(element_object));
@@ skipping 66 matching lines @@
                      reinterpret_cast<Object**>(object->address()
                                                 + Page::kObjectAreaSize),
                      allocation_top);
       PrintF("\n");
     }
   }
 }
 #endif  // DEBUG
 
 } }  // namespace v8::internal