[Integrated] [foreign-memaccess] RFR: Backport misc changes from foreign-abi

[Jorn Vernee]

Changeset: b126f277
Author:    Jorn Vernee <jvernee at openjdk.org>
Date:      2020-03-31 17:41:55 +0000
URL:       https://git.openjdk.java.net/panama-foreign/commit/b126f277

Backport misc changes from foreign-abi

Reviewed-by: mcimadamore, psandoz

! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/AbstractLayout.java
+ src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/Foreign.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/GroupLayout.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryAddress.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryLayout.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/PaddingLayout.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/SequenceLayout.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/ValueLayout.java
- src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/unsafe/ForeignUnsafe.java
+ src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/InternalForeign.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/LayoutPath.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/MemoryAddressImpl.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/MemoryScope.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/MemorySegmentImpl.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/Utils.java
+ test/jdk/java/foreign/TestLayoutAttributes.java
! test/jdk/java/foreign/TestLayoutConstants.java
! test/jdk/java/foreign/TestNative.java
+ test/jdk/java/foreign/TestRebase.java
! test/jdk/java/foreign/TestSegments.java
! test/jdk/java/foreign/TestSharedAccess.java