hg: jdk7/hotspot-comp/hotspot: 6677629: PhaseIterGVN::subsume_node() should call hash_delete() and add_users_to_worklist()

[vladimir.kozlov at oracle.com]

Changeset: 6027dddc26c6
Author:    kvn
Date:      2010-06-28 14:54 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/6027dddc26c6

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

! src/share/vm/opto/cfgnode.cpp
! src/share/vm/opto/ifnode.cpp
! src/share/vm/opto/loopTransform.cpp
! src/share/vm/opto/loopnode.cpp
! src/share/vm/opto/loopnode.hpp
! src/share/vm/opto/loopopts.cpp
! src/share/vm/opto/macro.cpp
! src/share/vm/opto/phaseX.cpp
! src/share/vm/opto/phaseX.hpp
! src/share/vm/opto/split_if.cpp
! src/share/vm/opto/superword.cpp