hg: jdk9/sandbox/jdk: 8155258: VarHandle implementation improvements

[chris.hegarty at oracle.com]

Changeset: ee18c1df243b
Author:    psandoz
Date:      2016-05-05 11:39 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/ee18c1df243b

8155258: VarHandle implementation improvements
Reviewed-by: shade, vlivanov

! src/java.base/share/classes/java/lang/invoke/DirectMethodHandle.java
! src/java.base/share/classes/java/lang/invoke/Invokers.java
! src/java.base/share/classes/java/lang/invoke/MethodHandleNatives.java
! src/java.base/share/classes/java/lang/invoke/VarForm.java
! src/java.base/share/classes/java/lang/invoke/VarHandle.java
! src/java.base/share/classes/java/lang/invoke/VarHandleGuards.java
! src/java.base/share/classes/java/lang/invoke/VarHandles.java
! src/java.base/share/classes/java/lang/invoke/X-VarHandle.java.template
! src/java.base/share/classes/java/lang/invoke/X-VarHandleByteArrayView.java.template