426     Register object_reg, Register holder_reg, Register scratch1,  in CheckPrototypes()  argument
432   DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg));  in CheckPrototypes()
433   DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg) &&  in CheckPrototypes()
516         __ movp(holder_reg, FieldOperand(scratch1, Map::kPrototypeOffset));  in CheckPrototypes()
533         __ movp(holder_reg, FieldOperand(map_reg, Map::kPrototypeOffset));  in CheckPrototypes()
537     reg = holder_reg;  // From now on the object will be in holder_reg.  in CheckPrototypes()
650     LookupIterator* it, Register holder_reg) {  in GenerateLoadInterceptorWithFollowup()  argument
657   DCHECK(holder_reg.is(receiver()) || holder_reg.is(scratch1()));  in GenerateLoadInterceptorWithFollowup()
666       !receiver().is(holder_reg) &&  in GenerateLoadInterceptorWithFollowup()
677     __ Push(holder_reg);  in GenerateLoadInterceptorWithFollowup()
679     InterceptorVectorSlotPush(holder_reg);  in GenerateLoadInterceptorWithFollowup()
685         masm(), receiver(), holder_reg, this->name(), holder(),  in GenerateLoadInterceptorWithFollowup()
697     InterceptorVectorSlotPop(holder_reg);  in GenerateLoadInterceptorWithFollowup()
699     __ Pop(holder_reg);  in GenerateLoadInterceptorWithFollowup()
707   GenerateLoadPostInterceptor(it, holder_reg);  in GenerateLoadInterceptorWithFollowup()
711 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) {  in GenerateLoadInterceptor()  argument
716   PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(),  in GenerateLoadInterceptor()
727   Register holder_reg = Frontend(name);  in CompileStoreCallback()  local
731   __ Push(holder_reg);  in CompileStoreCallback()