[vectorIntrinsics+fp16] RFR: Conversion routines for FP16 from jdk mainline [v2]

[Swati Sharma]

> Hi All,
> 
> The patch contains conversion routines for FP16 from jdk mainline.
> -	This is an interim solution till a full blown merge is done from mainline to vectorIntrinsics and from vectorIntrinsics to vectorIntrinsics+fp16.
> 
> Please review and provide your feedback.
> 
> Swati

Swati Sharma has updated the pull request incrementally with one additional commit since the last revision:

  Changed to have the needed conversion routines for FP16.

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

Changes:
  - all: https://git.openjdk.org/panama-vector/pull/206/files
  - new: https://git.openjdk.org/panama-vector/pull/206/files/7187ff55..3962104e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=panama-vector&pr=206&range=01
 - incr: https://webrevs.openjdk.org/?repo=panama-vector&pr=206&range=00-01

  Stats: 2169 lines in 5 files changed: 46 ins; 2091 del; 32 mod
  Patch: https://git.openjdk.org/panama-vector/pull/206.diff
  Fetch: git fetch https://git.openjdk.org/panama-vector pull/206/head:pull/206

PR: https://git.openjdk.org/panama-vector/pull/206