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diff src/share/vm/opto/ifnode.cpp @ 1621:6027dddc26c6

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6677629: PhaseIterGVN::subsume_node() should call hash_delete() and add_users_to_worklist() Summary: Use replace_node() method instead of subsume_node(). Reviewed-by: jrose, never
author kvn
date Mon, 28 Jun 2010 14:54:39 -0700
parents c18cbe5936b8
children f95d63e2154a
line wrap: on
line diff
--- a/src/share/vm/opto/ifnode.cpp	Mon Jun 28 10:52:50 2010 -0700
+++ b/src/share/vm/opto/ifnode.cpp	Mon Jun 28 14:54:39 2010 -0700
@@ -1081,11 +1081,9 @@
 
   igvn->register_new_node_with_optimizer(new_if_f);
   igvn->register_new_node_with_optimizer(new_if_t);
-  igvn->hash_delete(old_if_f);
-  igvn->hash_delete(old_if_t);
   // Flip test, so flip trailing control
-  igvn->subsume_node(old_if_f, new_if_t);
-  igvn->subsume_node(old_if_t, new_if_f);
+  igvn->replace_node(old_if_f, new_if_t);
+  igvn->replace_node(old_if_t, new_if_f);
 
   // Progress
   return iff;