[vectorIntrinsics] RFR: Merge panama-vector:vector-unstable [v2]

[Sandhya Viswanathan]

> Merge vector-unstable changes into vectorIntrinsics branch.

Sandhya Viswanathan has updated the pull request with a new target base due to a merge or a rebase. The pull request
now contains 22 commits:

 - Merge fix
 - Merge
 - Merge panama-vector:vector-unstable
   
   Reviewed-by: psandoz
 - 8253680: Vector API VectorMask and VectorSpecies tests for coverage
   
   Reviewed-by: njian, psandoz
 - 8253623: Fastdebug JVM crashes with Vector API when PrintAssembly is turned on
   
   Co-authored-by: Huang Wang <wanghuang3 at huawei.com>
   Reviewed-by: vlivanov, psandoz
 - 8253211: Make sure jvm does not crash with Arm SVE and Vector API
   
   Reviewed-by: vlivanov
 - Merge panama-vector:vector-unstable
   
   Reviewed-by: psandoz
 - Update jconf
   
   Remove the merge check
 - 8253319: jcheck merge check is too strict
   
   Reviewed-by: njian
 - 8252964: [vectorIntrinsics] jdk/incubator/vector/Short64VectorTests.java crashes on AVX512 machines
   
   Reviewed-by: sviswanathan
 - ... and 12 more: https://git.openjdk.java.net/panama-vector/compare/64583f26...4f3d4058

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

Changes: https://git.openjdk.java.net/panama-vector/pull/14/files
 Webrev: https://webrevs.openjdk.java.net/?repo=panama-vector&pr=14&range=01
  Stats: 501173 lines in 286 files changed: 500797 ins; 181 del; 195 mod
  Patch: https://git.openjdk.java.net/panama-vector/pull/14.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-vector pull/14/head:pull/14

PR: https://git.openjdk.java.net/panama-vector/pull/14