[foreign-memaccess+abi] Integrated: 8310820: Remove MemorySegment::segmentOffset

[Maurizio Cimadamore]

On Fri, 23 Jun 2023 18:23:41 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

> This method was added a long time ago, mostly to support the use case of "rebasing" a safe segment over the unsafe "everything" segment. We have other ways to express these use cases in the current API.
> 
> On top of that, this method can return negative offsets, which would then lead to failures when used with access APIs.
> 
> Finally, since we have unified memory segments with addresses, computing relative offset between segment is fairly easy (just subtract the segment addresses).

This pull request has now been integrated.

Changeset: 5cc83bc3
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
URL:       https://git.openjdk.org/panama-foreign/commit/5cc83bc330e3deefc4dd37bd0185a1d54c17c6c0
Stats:     54 lines in 4 files changed: 8 ins; 42 del; 4 mod

8310820: Remove MemorySegment::segmentOffset

Reviewed-by: jvernee

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PR: https://git.openjdk.org/panama-foreign/pull/841