Constructor macro for vcd-multivector-p structures.
(make-vcd-multivector [:bits <bits>] [:idcodes <idcodes>])
This is our preferred way to construct vcd-multivector-p structures. It simply conses together a structure with the specified fields.
This macro generates a new vcd-multivector-p structure from scratch. See also change-vcd-multivector, which can "change" an existing structure, instead.
This is an ordinary