pmux2shiftx - transform $pmux cells to $shiftx cells

    pmux2shiftx [options] [selection]

This pass transforms $pmux cells to $shiftx cells.

    -v, -vv
        verbose output

    -min_density <percentage>
        specifies the minimum density for the shifter
        default: 50

    -min_choices <int>
        specified the minimum number of choices for a control signal
        default: 3

    -onehot ignore|pmux|shiftx
        select strategy for one-hot encoded control signals
        default: pmux

    -norange
        disable $sub inference for "range decoders"