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diff src/share/vm/opto/loopTransform.cpp @ 39:76256d272075

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6667612: (Escape Analysis) disable loop cloning if it has a scalar replaceable allocation Summary: Cloning an allocation will not allow scalar replacement since memory operations could not be associated with one allocation. Reviewed-by: rasbold
author kvn
date Thu, 06 Mar 2008 10:53:33 -0800
parents a61af66fc99e
children ba764ed4b6f2
line wrap: on
line diff
--- a/src/share/vm/opto/loopTransform.cpp	Thu Mar 06 10:30:17 2008 -0800
+++ b/src/share/vm/opto/loopTransform.cpp	Thu Mar 06 10:53:33 2008 -0800
@@ -1714,6 +1714,7 @@
   // Gate unrolling, RCE and peeling efforts.
   if( !_child &&                // If not an inner loop, do not split
       !_irreducible &&
+      _allow_optimizations &&
       !tail()->is_top() ) {     // Also ignore the occasional dead backedge
     if (!_has_call) {
       iteration_split_impl( phase, old_new );