Mercurial > hg > graal-compiler

diff graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java @ 17338:1778c3208bc5

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reduce or eliminate redundant writes during Node cloning
author Doug Simon <doug.simon@oracle.com>
date Sat, 04 Oct 2014 01:25:59 +0200
parents c9bb0da795d4
children 3457f147a24f
line wrap: on
line diff
--- a/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java	Fri Oct 03 23:44:49 2014 +0200
+++ b/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java	Sat Oct 04 01:25:59 2014 +0200
@@ -29,6 +29,7 @@
 
 import com.oracle.graal.compiler.common.*;
 import com.oracle.graal.debug.*;
+import com.oracle.graal.debug.internal.*;
 import com.oracle.graal.graph.Node.ValueNumberable;
 import com.oracle.graal.graph.iterators.*;
 import com.oracle.graal.options.*;
@@ -845,9 +846,13 @@
 
     }
 
+    private static final DebugTimer DuplicateGraph = Debug.timer("DuplicateGraph");
+
     @SuppressWarnings("all")
     public Map<Node, Node> addDuplicates(Iterable<Node> newNodes, final Graph oldGraph, int estimatedNodeCount, DuplicationReplacement replacements) {
-        return NodeClass.addGraphDuplicate(this, oldGraph, estimatedNodeCount, newNodes, replacements);
+        try (TimerCloseable s = DuplicateGraph.start()) {
+            return NodeClass.addGraphDuplicate(this, oldGraph, estimatedNodeCount, newNodes, replacements);
+        }
     }
 
     public boolean isFrozen() {