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

[Jatin Bhateja]

> Following two files have merge conflicts
> - src/hotspot/cpu/aarch64/aarch64_sve_ad.m4
> - src/hotspot/cpu/aarch64/aarch64_sve.ad

Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision:

  AARCH64 merge diffs from @nsjian

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

Changes:
  - all: https://git.openjdk.java.net/panama-vector/pull/111/files
  - new: https://git.openjdk.java.net/panama-vector/pull/111/files/c82cfe92..72ba1f8f

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=panama-vector&pr=111&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=panama-vector&pr=111&range=00-01

  Stats: 272 lines in 2 files changed: 69 ins; 68 del; 135 mod
  Patch: https://git.openjdk.java.net/panama-vector/pull/111.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-vector pull/111/head:pull/111

PR: https://git.openjdk.java.net/panama-vector/pull/111