[Integrated] [foreign-memaccess] RFR: JDK-8242011: Add support for memory address combinator

[Maurizio Cimadamore]

Changeset: f683a7fd
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
Date:      2020-04-02 14:53:50 +0000
URL:       https://git.openjdk.java.net/panama-foreign/commit/f683a7fd

JDK-8242011: Add support for memory address combinator

Reviewed-by: jvernee

! make/gensrc/GensrcVarHandles.gmk
- src/java.base/share/classes/java/lang/invoke/AddressVarHandleGenerator.java
! src/java.base/share/classes/java/lang/invoke/IndirectVarHandle.java
+ src/java.base/share/classes/java/lang/invoke/MemoryAccessVarHandleBase.java
+ src/java.base/share/classes/java/lang/invoke/MemoryAccessVarHandleGenerator.java
! src/java.base/share/classes/java/lang/invoke/MethodHandleImpl.java
! src/java.base/share/classes/java/lang/invoke/MethodHandles.java
! src/java.base/share/classes/java/lang/invoke/VarHandle.java
- src/java.base/share/classes/java/lang/invoke/VarHandleMemoryAddressBase.java
! src/java.base/share/classes/java/lang/invoke/VarHandles.java
+ src/java.base/share/classes/java/lang/invoke/X-VarHandleMemoryAccess.java.template
- src/java.base/share/classes/java/lang/invoke/X-VarHandleMemoryAddressView.java.template
! src/java.base/share/classes/jdk/internal/access/JavaLangInvokeAccess.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryAddress.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryHandles.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/LayoutPath.java
! test/jdk/java/foreign/TestAdaptVarHandles.java
+ test/jdk/java/foreign/TestAddressHandle.java
! test/jdk/java/foreign/TestVarHandleCombinators.java