The number of heap slots stored in a scope includes the...

bleeding_edge/src/ia32/macro-assembler-ia32.cc

 // Copyright 2006-2009 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 1351 matching lines @@
   // reading it from the builtins object. NOTE: We should be able to
   // reduce this to two instructions by putting the function table in
   // the global object instead of the "builtins" object and by using a
   // real register for the function.
   mov(edx, Operand(esi, Context::SlotOffset(Context::GLOBAL_INDEX)));
   mov(edx, FieldOperand(edx, GlobalObject::kBuiltinsOffset));
   int builtins_offset =
       JSBuiltinsObject::kJSBuiltinsOffset + (id * kPointerSize);
   mov(edi, FieldOperand(edx, builtins_offset));
 
-
   return Builtins::GetCode(id, resolved);
 }
 
 
 void MacroAssembler::LoadContext(Register dst, int context_chain_length) {
   if (context_chain_length > 0) {
     // Move up the chain of contexts to the context containing the slot.
     mov(dst, Operand(esi, Context::SlotOffset(Context::CLOSURE_INDEX)));
     // Load the function context (which is the incoming, outer context).
     mov(dst, FieldOperand(dst, JSFunction::kContextOffset));
@@ skipping 115 matching lines @@
   // Indicate that code has changed.
   CPU::FlushICache(address_, size_);
 
   // Check that the code was patched as expected.
   ASSERT(masm_.pc_ == address_ + size_);
   ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap);
 }
 
 
 } }  // namespace v8::internal