hg: jdk9/hs-rt/hotspot: 8138659: Speed up InstanceKlass subclass discrimination

kim.barrett at oracle.com kim.barrett at oracle.com
Fri Oct 9 20:40:26 UTC 2015


Changeset: abd2f07dc9fa
Author:    kbarrett
Date:      2015-10-09 14:08 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/abd2f07dc9fa

8138659: Speed up InstanceKlass subclass discrimination
Summary: Add _misc_kind field and flags, move around predicates.
Reviewed-by: coleenp, stefank

! src/share/vm/oops/instanceClassLoaderKlass.hpp
! src/share/vm/oops/instanceKlass.cpp
! src/share/vm/oops/instanceKlass.hpp
! src/share/vm/oops/instanceMirrorKlass.hpp
! src/share/vm/oops/instanceRefKlass.hpp
! src/share/vm/oops/klass.cpp
! src/share/vm/oops/klass.hpp
! src/share/vm/oops/oop.inline.hpp
! src/share/vm/prims/jvmtiTagMap.cpp



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