# HG changeset patch
# User Lukas Stadler <lukas.stadler@jku.at>
# Date 1335963367 -7200
# Node ID 4fb83c633fcebac94f4bfaacf2c3c7d9efde09db
# Parent  e8f80481326db41534d4fddb231ad3a77d65a897
changes to canonicalizer log output

diff -r e8f80481326d -r 4fb83c633fce graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/CanonicalizerPhase.java
--- a/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/CanonicalizerPhase.java	Wed May 02 14:55:51 2012 +0200
+++ b/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/CanonicalizerPhase.java	Wed May 02 14:56:07 2012 +0200
@@ -70,7 +70,6 @@
             METRIC_PROCESSED_NODES.increment();
             if (node instanceof Canonicalizable) {
                 METRIC_CANONICALIZATION_CONSIDERED_NODES.increment();
-                Debug.log("Canonicalizer: work on %s", node);
                 graph.mark();
                 ValueNode canonical = ((Canonicalizable) node).canonical(tool);
 //     cases:                                           original node:
@@ -85,7 +84,11 @@
 //                          Fixed-connected|   2    |        X        |       6       |
 //                                         --------------------------------------------
 //       X: must not happen (checked with assertions)
-                if (canonical != node) {
+                if (canonical == node) {
+                    Debug.log("Canonicalizer: work on %s", node);
+                } else {
+                    Debug.log("Canonicalizer: replacing %s with %s", node, canonical);
+
                     METRIC_CANONICALIZED_NODES.increment();
                     if (node instanceof FloatingNode) {
                         if (canonical == null) {
@@ -122,6 +125,7 @@
                     nodeWorkList.addAll(graph.getNewNodes());
                 }
             } else if (node instanceof Simplifiable) {
+                Debug.log("Canonicalizer: simplifying %s", node);
                 METRIC_SIMPLIFICATION_CONSIDERED_NODES.increment();
                 ((Simplifiable) node).simplify(tool);
             }