hg: hsx/hotspot-comp/hotspot: 7125896: Eliminate nested locks

[vladimir.kozlov at oracle.com]

Changeset: e9a5e0a812c8
Author:    kvn
Date:      2012-01-07 13:26 -0800
URL:       http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/e9a5e0a812c8

7125896: Eliminate nested locks
Summary: Nested locks elimination done before lock nodes expansion by looking for outer locks of the same object.
Reviewed-by: never, twisti

! src/cpu/sparc/vm/sparc.ad
! src/cpu/x86/vm/x86_32.ad
! src/cpu/x86/vm/x86_64.ad
! src/share/vm/ci/ciTypeFlow.cpp
! src/share/vm/ci/ciTypeFlow.hpp
! src/share/vm/opto/c2_globals.hpp
! src/share/vm/opto/callnode.cpp
! src/share/vm/opto/callnode.hpp
! src/share/vm/opto/escape.cpp
! src/share/vm/opto/locknode.cpp
! src/share/vm/opto/locknode.hpp
! src/share/vm/opto/macro.cpp
! src/share/vm/opto/macro.hpp
! src/share/vm/opto/output.cpp
! src/share/vm/opto/parse1.cpp
! src/share/vm/runtime/arguments.cpp
! src/share/vm/runtime/deoptimization.cpp