# HG changeset patch
# User Roland Schatz <roland.schatz@oracle.com>
# Date 1373030317 -7200
# Node ID 1db97e3de11c36c08f346e7601a867ad6c0e45c5
# Parent  5f016460f95b0270f4f3a5cd8c029821ab2a6671
Do not re-compress oops that are already compressed.

diff -r 5f016460f95b -r 1db97e3de11c graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java	Fri Jul 05 13:28:18 2013 +0200
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java	Fri Jul 05 15:18:37 2013 +0200
@@ -432,8 +432,12 @@
         }
         Variable input = load(inputVal);
         if (runtime().config.useCompressedOops && isCompressCandidate(access)) {
-            Variable scratch = newVariable(Kind.Long);
-            append(new StoreCompressedPointer(kind, storeAddress, input, scratch, state, runtime().config.narrowOopBase, runtime().config.narrowOopShift, runtime().config.logMinObjAlignment));
+            if (input.getKind() == Kind.Object) {
+                Variable scratch = newVariable(Kind.Long);
+                append(new StoreCompressedPointer(kind, storeAddress, input, scratch, state, runtime().config.narrowOopBase, runtime().config.narrowOopShift, runtime().config.logMinObjAlignment));
+            } else {
+                append(new StoreOp(input.getKind(), storeAddress, input, state));
+            }
         } else {
             append(new StoreOp(kind, storeAddress, input, state));
         }