hg: hsx/hotspot-gc/hotspot: 7133038: G1: Some small profile based optimizations

[john.cuthbertson at oracle.com]

Changeset: b4ebad3520bb
Author:    johnc
Date:      2012-01-26 14:14 -0800
URL:       http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/b4ebad3520bb

7133038: G1: Some small profile based optimizations
Summary: Some minor profile based optimizations. Reduce the number of branches and branch mispredicts by removing some virtual calls, through closure specalization, and refactoring some conditional statements.
Reviewed-by: brutisso, tonyp

! src/share/vm/gc_implementation/g1/g1OopClosures.hpp
! src/share/vm/gc_implementation/g1/g1OopClosures.inline.hpp
! src/share/vm/gc_implementation/g1/g1RemSet.cpp
! src/share/vm/gc_implementation/g1/g1RemSet.hpp
! src/share/vm/gc_implementation/g1/g1RemSet.inline.hpp
! src/share/vm/gc_implementation/g1/g1_specialized_oop_closures.hpp
! src/share/vm/gc_implementation/g1/heapRegion.cpp