# HG changeset patch
# User Roland Schatz <roland.schatz@oracle.com>
# Date 1378827482 -7200
# Node ID 809609e6abe64fde6316a390f44d948486c9f625
# Parent  00672122f256189b5612c3b1d07de8eba52c8317
Update changed nodes in incremental canonicalizer.

diff -r 00672122f256 -r 809609e6abe6 graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/IncrementalCanonicalizerPhase.java
--- a/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/IncrementalCanonicalizerPhase.java	Tue Sep 10 15:49:17 2013 +0200
+++ b/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/IncrementalCanonicalizerPhase.java	Tue Sep 10 17:38:02 2013 +0200
@@ -22,6 +22,10 @@
  */
 package com.oracle.graal.phases.common;
 
+import java.util.*;
+
+import com.oracle.graal.graph.Graph.NodeChangedListener;
+import com.oracle.graal.graph.*;
 import com.oracle.graal.nodes.*;
 import com.oracle.graal.phases.*;
 import com.oracle.graal.phases.tiers.*;
@@ -36,8 +40,24 @@
 
     @Override
     protected void run(StructuredGraph graph, C context) {
-        int mark = graph.getMark();
+        int newNodesMark = graph.getMark();
+        final Set<Node> changedNodes = new HashSet<>();
+
+        NodeChangedListener listener = new NodeChangedListener() {
+
+            @Override
+            public void nodeChanged(Node node) {
+                changedNodes.add(node);
+            }
+        };
+        graph.trackInputChange(listener);
+        graph.trackUsagesDroppedZero(listener);
+
         super.run(graph, context);
-        canonicalizer.applyIncremental(graph, context, mark, false);
+
+        graph.stopTrackingInputChange();
+        graph.stopTrackingUsagesDroppedZero();
+
+        canonicalizer.applyIncremental(graph, context, changedNodes, newNodesMark, false);
     }
 }
diff -r 00672122f256 -r 809609e6abe6 graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/LoweringPhase.java
--- a/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/LoweringPhase.java	Tue Sep 10 15:49:17 2013 +0200
+++ b/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/LoweringPhase.java	Tue Sep 10 17:38:02 2013 +0200
@@ -156,11 +156,11 @@
     protected void run(final StructuredGraph graph, PhaseContext context) {
         int i = 0;
         while (true) {
-            Round round = new Round(i++, context);
             int mark = graph.getMark();
 
-            round.apply(graph);
-            canonicalizer.applyIncremental(graph, context, mark);
+            IncrementalCanonicalizerPhase<PhaseContext> incrementalCanonicalizer = new IncrementalCanonicalizerPhase<>(canonicalizer);
+            incrementalCanonicalizer.appendPhase(new Round(i++, context));
+            incrementalCanonicalizer.apply(graph, context);
 
             if (!containsLowerable(graph.getNewNodes(mark))) {
                 // No new lowerable nodes - done!