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diff graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/AbstractPointerStamp.java @ 18490:ca81508f2a19

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Generalize NULL handling to work on arbitrary pointers.
author Roland Schatz <roland.schatz@oracle.com>
date Mon, 24 Nov 2014 13:53:14 +0100
parents f91e40c4bb47
children 7ea471ed17e4
line wrap: on
line diff
--- a/graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/AbstractPointerStamp.java	Mon Nov 24 13:20:02 2014 +0100
+++ b/graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/AbstractPointerStamp.java	Mon Nov 24 13:53:14 2014 +0100
@@ -67,6 +67,15 @@
     }
 
     @Override
+    public Constant asConstant() {
+        if (alwaysNull) {
+            return JavaConstant.NULL_POINTER;
+        } else {
+            return null;
+        }
+    }
+
+    @Override
     public Kind getStackKind() {
         return Kind.Illegal;
     }