[vectorIntrinsics] RFR: Merge master [v2]

[Jatin Bhateja]

> Merge the latest JDK code into vectorIntrinsics. Subsequently, refresh the out-of-sync vectorIntrinsics+fp16 branch for development and unify mainline FP16 backend changes.
> 
> Best Regards,
> Jatin

Jatin Bhateja has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 834 commits:

 - Merge branch 'master' of http://github.com/openjdk/panama-vector into merge_master
 - Merge
 - 8345798: Update VectorAPI Benchmarks
   
   Reviewed-by: psandoz
 - Merge
 - 8343779: Cannot build Vector API JMH benchmarks on vectorIntrinsics branch
   
   Reviewed-by: psandoz
 - Merge
 - Merge
 - Merge panama-vector:master
   
   Reviewed-by: jbhateja
 - Add @since 19 tags
   
   Reviewed-by: sviswanathan
 - Merge panama-vector:master
   
   Reviewed-by: jbhateja
 - ... and 824 more: https://git.openjdk.org/panama-vector/compare/0ba2942c...2e240f83

-------------

Changes: https://git.openjdk.org/panama-vector/pull/227/files
  Webrev: https://webrevs.openjdk.org/?repo=panama-vector&pr=227&range=01
  Stats: 79236 lines in 92 files changed: 79230 ins; 1 del; 5 mod
  Patch: https://git.openjdk.org/panama-vector/pull/227.diff
  Fetch: git fetch https://git.openjdk.org/panama-vector.git pull/227/head:pull/227

PR: https://git.openjdk.org/panama-vector/pull/227