# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1357945883 -3600
# Node ID c10ee98124e3cdf98dc6e74216d175c67fc95eed
# Parent  d947dd27a763bf4284123d0aa77e254bd6028bbe
short-circuit isAssignableFrom test in arraycopy intrinsification

diff -r d947dd27a763 -r c10ee98124e3 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/IntrinsifyArrayCopyPhase.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/IntrinsifyArrayCopyPhase.java	Sat Jan 12 00:10:17 2013 +0100
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/IntrinsifyArrayCopyPhase.java	Sat Jan 12 00:11:23 2013 +0100
@@ -110,11 +110,11 @@
                                 snippetMethod = doubleArrayCopy;
                             }
                         }
-//                    } else if (destType.getComponentType().isAssignableFrom(srcType.getComponentType())) {
-//                        if (destStamp.isExactType()) {
-//                            snippetMethod = objectArrayCopy;
-//                        }
-//                    }
+                    } else if (destType.getComponentType() == srcType.getComponentType() || destType.getComponentType().isAssignableFrom(srcType.getComponentType())) {
+                        if (destStamp.isExactType()) {
+                            snippetMethod = objectArrayCopy;
+                        }
+                    }
                 }
             }