this.holder = new Forest[numPop];
}
public String toString() { return "[reduce " + position + "]"; }
- public Forest reduce(Forest f, GSS.Phase.Node parent, GSS.Phase.Node onlychild, GSS.Phase target, Forest rex) {
- holder[numPop-1] = f;
- return reduce(parent, numPop-2, rex, onlychild, target);
- }
- public Forest reduce(GSS.Phase.Node parent, GSS.Phase.Node onlychild, GSS.Phase target, Forest rex) {
- return reduce(parent, numPop-1, rex, onlychild, target);
+
+ public Forest reduce(GSS.Phase.Node parent, GSS.Phase.Node onlychild, Forest rex) {
+ Forest ret = reduce(parent, numPop-1, rex, onlychild, parent.phase());
+ return ret;
}
private Forest zero = null;
// FIXME: this could be more elegant and/or cleaner and/or somewhere else
private Forest reduce(GSS.Phase.Node parent, int pos, Forest rex, GSS.Phase.Node onlychild, GSS.Phase target) {
if (pos>=0) holder[pos] = parent.pending();
- if (pos<=0 && rex==null) {
- System.arraycopy(holder, 0, position.holder, 0, holder.length);
- rex = position.rewrite(target.getLocation());
- }
- if (pos >=0) {
+ if (pos==0) {
+ if (rex==null) {
+ System.arraycopy(holder, 0, position.holder, 0, holder.length);
+ rex = position.rewrite(target.getLocation());
+ }
+ if (onlychild != null)
+ reduce(onlychild, pos-1, rex, null, target);
+ else
+ for(GSS.Phase.Node child : parent.parents())
+ reduce(child, pos-1, rex, null, target);
+ } else if (pos>0) {
if (onlychild != null)
reduce(onlychild, pos-1, rex, null, target);
else
} else {
State state = parent.state.gotoSetNonTerminals.get(position.owner());
if (state!=null)
- target.newNode(parent, rex, state, numPop<=0, parent.phase);
+ target.newNode(parent, rex, state, numPop<=0, parent.phase());
}
return rex;
}