349     Register object_reg, Register holder_reg, Register scratch1,  in CheckPrototypes()  argument
355   DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg));  in CheckPrototypes()
356   DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg) &&  in CheckPrototypes()
405     reg = holder_reg;  // From now on the object will be in holder_reg.  in CheckPrototypes()
455     LookupIterator* it, Register holder_reg) {  in GenerateLoadInterceptorWithFollowup()  argument
462   DCHECK(holder_reg.is(receiver()) || holder_reg.is(scratch1()));  in GenerateLoadInterceptorWithFollowup()
471       !receiver().is(holder_reg) &&  in GenerateLoadInterceptorWithFollowup()
479       __ Push(receiver(), holder_reg, this->name());  in GenerateLoadInterceptorWithFollowup()
481       __ Push(holder_reg, this->name());  in GenerateLoadInterceptorWithFollowup()
483     InterceptorVectorSlotPush(holder_reg);  in GenerateLoadInterceptorWithFollowup()
488         masm(), receiver(), holder_reg, this->name(), holder(),  in GenerateLoadInterceptorWithFollowup()
501     InterceptorVectorSlotPop(holder_reg);  in GenerateLoadInterceptorWithFollowup()
503     __ pop(holder_reg);  in GenerateLoadInterceptorWithFollowup()
510   GenerateLoadPostInterceptor(it, holder_reg);  in GenerateLoadInterceptorWithFollowup()
514 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) {  in GenerateLoadInterceptor()  argument
523   __ Push(name(), receiver(), holder_reg);  in GenerateLoadInterceptor()
525   if (holder_reg.is(receiver())) {  in GenerateLoadInterceptor()
541   Register holder_reg = Frontend(name);  in CompileStoreCallback()  local
544   __ push(holder_reg);  in CompileStoreCallback()