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diff graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultVirtualFrame.java @ 9952:5d91b0b67cba

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Introduce Frame.isInitialized in the Truffle API.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Mon, 10 Jun 2013 01:16:33 +0200
parents e162d9e32830
children 0c570e82cc1d
line wrap: on
line diff
--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultVirtualFrame.java	Mon Jun 10 01:08:23 2013 +0200
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultVirtualFrame.java	Mon Jun 10 01:16:33 2013 +0200
@@ -201,4 +201,9 @@
             tags = Arrays.copyOf(tags, newSize);
         }
     }
+
+    @Override
+    public boolean isInitialized(FrameSlot slot) {
+        return (this.tags[slot.getIndex()] != FrameSlotKind.Illegal.ordinal());
+    }
 }