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diff src/share/vm/opto/memnode.cpp @ 3961:a92cdbac8b9e

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7081933: Use zeroing elimination optimization for large array Summary: Don't zero new typeArray during runtime call if the allocation is followed by arraycopy into it. Reviewed-by: twisti
author kvn
date Mon, 26 Sep 2011 10:24:05 -0700
parents 11a4af030e4b
children 670a74b863fc
line wrap: on
line diff
--- a/src/share/vm/opto/memnode.cpp	Sun Sep 25 16:03:29 2011 -0700
+++ b/src/share/vm/opto/memnode.cpp	Mon Sep 26 10:24:05 2011 -0700
@@ -2847,7 +2847,7 @@
 
 //---------------------------InitializeNode------------------------------------
 InitializeNode::InitializeNode(Compile* C, int adr_type, Node* rawoop)
-  : _is_complete(false),
+  : _is_complete(Incomplete),
     MemBarNode(C, adr_type, rawoop)
 {
   init_class_id(Class_Initialize);
@@ -2885,7 +2885,7 @@
 
 void InitializeNode::set_complete(PhaseGVN* phase) {
   assert(!is_complete(), "caller responsibility");
-  _is_complete = true;
+  _is_complete = Complete;
 
   // After this node is complete, it contains a bunch of
   // raw-memory initializations.  There is no need for