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changeset 9449:3d309a26d4d5

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Add canonicalization to interger div
author Gilles Duboscq <duboscq@ssw.jku.at>
date Tue, 30 Apr 2013 21:38:22 +0200
parents 7b88c5e5cbd4
children ca34e36c53e8
files graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerDivNode.java
diffstat 1 files changed, 7 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerDivNode.java	Tue Apr 30 20:07:07 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerDivNode.java	Tue Apr 30 21:38:22 2013 +0200
@@ -99,6 +99,13 @@
             }
         }
 
+        if (next() instanceof IntegerDivNode) {
+            NodeClass nodeClass = NodeClass.get(this.getClass());
+            if (next().getClass() == this.getClass() && nodeClass.inputsEqual(this, next()) && nodeClass.valueEqual(this, next())) {
+                return next();
+            }
+        }
+
         return this;
     }