KoggeStone constructor

Implementation

KoggeStone(List<Logic> inps, Logic Function(Logic term1, Logic term2) op,
    {super.reserveName, super.reserveDefinitionName, String? definitionName})
    : super(
          definitionName: definitionName ?? 'KoggeStone',
          inps,
          'kogge_stone') {
  final iseq = <Logic>[];

  inps.forEachIndexed((i, el) {
    iseq.add(addInput('i$i', el, width: el.width));
    _oseq.add(addOutput('o$i', width: el.width));
  });

  var skip = 1;

  while (skip < inps.length) {
    for (var i = inps.length - 1; i >= skip; --i) {
      iseq[i] = op(iseq[i - skip], iseq[i])
          .named('ks_skip${skip}_i$i', naming: Naming.mergeable);
    }
    skip *= 2;
  }

  iseq.forEachIndexed((i, el) {
    _oseq[i] <= el.named('o_$i', naming: Naming.mergeable);
  });
}