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diff graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/generator/NodeGenFactory.java @ 21065:986f1c0d6f55

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Truffle-DSL: do not generate polymorphic nodes for nodes with all parameters evaluated in all execute methods.
author Christian Humer <christian.humer@oracle.com>
date Fri, 17 Apr 2015 16:18:17 +0200
parents ef2825da2e43
children 82539241ff38
line wrap: on
line diff
--- a/graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/generator/NodeGenFactory.java	Tue Apr 21 10:32:52 2015 +0200
+++ b/graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/generator/NodeGenFactory.java	Fri Apr 17 16:18:17 2015 +0200
@@ -420,6 +420,17 @@
     }
 
     private boolean needsPolymorphic() {
+        int signatureSize = node.getSignatureSize();
+        boolean allEvaluated = true;
+        for (ExecutableTypeData type : usedTypes) {
+            if (type.getEvaluatedCount() != signatureSize) {
+                allEvaluated = false;
+            }
+        }
+        if (allEvaluated) {
+            return false;
+        }
+
         if (reachableSpecializations.size() != 1) {
             return true;
         }