sp, _ := f.spSb()

	x := &expandState{
		f:               f,
		debug:           f.pass.debug,
		regSize:         f.Config.RegSize,
		sp:              sp,
		typs:            &f.Config.Types,
		wideSelects:     make(map[*Value]*Value),
		commonArgs:      make(map[selKey]*Value),
		commonSelectors: make(map[selKey]*Value),
		memForCall:      make(map[ID]*Value),
	}