git: openjdk/jdk: master: 8338591: Improve performance of MemorySegment::copy

[Per Minborg]

Changeset: 6be92726
Branch: master
Author:    Per Minborg <pminborg at openjdk.org>
Date:      2024-09-05 13:10:24 +0000
URL:       https://git.openjdk.org/jdk/commit/6be927260a84b1d7542167e526ff41f7dc26cab0

8338591: Improve performance of MemorySegment::copy

Reviewed-by: mcimadamore

! src/java.base/share/classes/java/lang/foreign/MemorySegment.java
! src/java.base/share/classes/jdk/internal/foreign/AbstractMemorySegmentImpl.java
! test/jdk/java/foreign/TestSegmentCopy.java
+ test/micro/org/openjdk/bench/java/lang/foreign/CopyTest.java