# HG changeset patch
# User Christian Wimmer <christian.wimmer@oracle.com>
# Date 1428555526 25200
# Node ID 1bfa14fd1275d37c0eec56e9873752bdf11b4716
# Parent  ca57c045b1e873393f754805eee5173408a96143
Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field

diff -r ca57c045b1e8 -r 1bfa14fd1275 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaFieldImpl.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaFieldImpl.java	Thu Apr 09 02:15:16 2015 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaFieldImpl.java	Wed Apr 08 21:58:46 2015 -0700
@@ -198,12 +198,18 @@
         return null;
     }
 
+    private Field toJavaCache;
+
     private Field toJava() {
+        if (toJavaCache != null) {
+            return toJavaCache;
+        }
+
         if (isInternal()) {
             return null;
         }
         try {
-            return holder.mirror().getDeclaredField(name);
+            return toJavaCache = holder.mirror().getDeclaredField(name);
         } catch (NoSuchFieldException | NoClassDefFoundError e) {
             return null;
         }