- public void reduce(GSS.Phase.Node parent) {
- if (numPop==0) finish(parent, zero(), parent.phase());
- else reduce(parent, numPop-1, parent.phase());
- }
-
- public void reduce(GSS.Phase.Node parent, GSS.Phase.Node onlychild) {
- if (numPop<=0) throw new Error("called wrong form of reduce()");
- int pos = numPop-1;
- Forest old = holder[pos];
- holder[pos] = parent.pending();
- if (pos==0) {
- System.arraycopy(holder, 0, position.holder, 0, holder.length);
- finish(onlychild, position.rewrite(parent.phase().getLocation()), parent.phase());
- } else {
- reduce(onlychild, pos-1, parent.phase());
- }
- holder[pos] = old;
- }
-