ExternalReference xref(&function, ExternalReference::BUILTIN_CALL, isolate_);
intptr_t handler = reinterpret_cast<intptr_t>(xref.address());
int params = descriptor->GetHandlerParameterCount();
- output_frame->SetRegister(s0.code(), params);
- output_frame->SetRegister(s1.code(), (params - 1) * kPointerSize);
- output_frame->SetRegister(s2.code(), handler);
+ output_frame->SetRegister(a0.code(), params);
+ output_frame->SetRegister(a1.code(), handler);
}