# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1367252753 -7200
# Node ID a58860b72b1fb5db0d405d0401901d43e620110b
# Parent  4f8b7dc2766d20febc03e8550fafdd964143b58d
made AMD64HotSpotRegisterConfig return copies of internal arrays to prevent clients from modifying them

diff -r 4f8b7dc2766d -r a58860b72b1f graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRegisterConfig.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRegisterConfig.java	Mon Apr 29 12:06:10 2013 +0200
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRegisterConfig.java	Mon Apr 29 18:25:53 2013 +0200
@@ -46,17 +46,17 @@
 
     @Override
     public Register[] getAllocatableRegisters() {
-        return allocatable;
+        return allocatable.clone();
     }
 
     @Override
     public EnumMap<RegisterFlag, Register[]> getCategorizedAllocatableRegisters() {
-        return categorized;
+        return categorized.clone();
     }
 
     @Override
     public RegisterAttributes[] getAttributesMap() {
-        return attributesMap;
+        return attributesMap.clone();
     }
 
     private final Register[] javaGeneralParameterRegisters;