Method any_def

cranelift/codegen/src/machinst/reg.rs:516–523

Add a def that can be allocated to either a register or a spillslot, at the end of the instruction (`After` position). Use only when this def will be written after all uses are read.

(&mut self, reg: &mut Writable<impl AsMut<Reg>>)

    /// position). Use only when this def will be written after all
    /// uses are read.
    fn any_def(&mut self, reg: &mut Writable<impl AsMut<Reg>>) {
        self.add_operand(
            reg.reg.as_mut(),
            OperandConstraint::Any,
            OperandKind::Def,
            OperandPos::Late,
        );
    }

    /// Add a use that can be allocated to either a register or a
    /// spillslot, at the end of the instruction (`After` position).