change naming: use pred/succ rather than parent/child

[sbp.git] / src / edu / berkeley / sbp / GSS.java

diff --git a/src/edu/berkeley/sbp/GSS.java b/src/edu/berkeley/sbp/GSS.java
index 27eb279..bf58e64 100644 (file)
--- a/src/edu/berkeley/sbp/GSS.java
+++ b/src/edu/berkeley/sbp/GSS.java
@@ -77,15 +77,15 @@ class GSS {
             while(!reductionQueue.isEmpty()) {
                 Reduction r = reductionQueue.poll();
                 //System.out.println("- " + r);
-                if (r.parentPhase() != null)
-                    if (r.parentPhase().pos > minPhasePos)
+                if (r.predPhase() != null)
+                    if (r.predPhase().pos > minPhasePos)
                         throw new Error();
                 r.perform();
-                if (r.parentPhase() != null) {
-                    if (r.parentPhase().pos < minPhasePos) {
-                        minPhasePos = r.parentPhase().pos;
+                if (r.predPhase() != null) {
+                    if (r.predPhase().pos < minPhasePos) {
+                        minPhasePos = r.predPhase().pos;
                         best = r;
-                    } else if (r.parentPhase().pos == minPhasePos) {
+                    } else if (r.predPhase().pos == minPhasePos) {
                         /*
                         if (best != null && Parser.mastercache.comparePositions(r.reduction(), best.reduction()) < 0)
                             throw new Error("\n"+r+"\n"+best+"\n"+
@@ -130,8 +130,7 @@ class GSS {
                         finalResult.merge(r.getForest());
                 }
                 if (token == null) continue;
-                Result result = new Result(f, null, null);
-                result.addParent(n);
+                Result result = new Result(f, n, null);
                 n.state().invokeShifts(token, this, result);
             }
             numNewNodes = next==null ? 0 : next.hash.size();