# HG changeset patch
# User Christian Wimmer <christian.wimmer@oracle.com>
# Date 1392229368 28800
# Node ID e79579c921ff0db41ce516b8ef825a954960dc32
# Parent  f4dedec9b2258a9494dc36abd06d09751bd3b23c
Make reference map data accessible from Java code

diff -r f4dedec9b225 -r e79579c921ff graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/CompilationResult.java
--- a/graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/CompilationResult.java	Tue Feb 11 15:07:50 2014 -0800
+++ b/graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/CompilationResult.java	Wed Feb 12 10:22:48 2014 -0800
@@ -288,6 +288,14 @@
             }
         }
 
+        public int getAlignment() {
+            if (externalData instanceof ConstantData) {
+                return ((ConstantData) externalData).getAlignment();
+            } else {
+                return 0;
+            }
+        }
+
         public String getDataString() {
             if (inlineData != null) {
                 return inlineData.toString();
diff -r f4dedec9b225 -r e79579c921ff graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/ReferenceMap.java
--- a/graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/ReferenceMap.java	Tue Feb 11 15:07:50 2014 -0800
+++ b/graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/ReferenceMap.java	Wed Feb 12 10:22:48 2014 -0800
@@ -86,6 +86,29 @@
         return frameRefMap != null && frameRefMap.size() > 0;
     }
 
+    public interface Iterator {
+        void register(int idx, boolean narrow);
+
+        void stackSlot(int idx, boolean narrow1, boolean narrow2);
+    }
+
+    public void iterate(Iterator iterator) {
+        if (hasRegisterRefMap()) {
+            for (int i = 0; i < registerRefMap.size() / 2; i++) {
+                if (registerRefMap.get(2 * i)) {
+                    iterator.register(i, registerRefMap.get(2 * i + 1));
+                }
+            }
+        }
+        if (hasFrameRefMap()) {
+            for (int i = 0; i < frameRefMap.size() / 3; i++) {
+                if (frameRefMap.get(3 * i)) {
+                    iterator.stackSlot(i, frameRefMap.get(3 * i + 1), frameRefMap.get(3 * i + 2));
+                }
+            }
+        }
+    }
+
     private static class NumberedRefMapFormatter implements RefMapFormatter {
 
         public String formatStackSlot(int frameRefMapIndex) {