RFR: 8278173: [vectorapi] Add x64 intrinsics for unsigned (zero extended) casts [v3]

[Quan Anh Mai]

> Hi,
> 
> This patch implements the unsigned upcast intrinsics in x86, which are used in vector lane-wise reinterpreting operations.
> 
> Thank you very much.

Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:

  missing ForceInline

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7358/files
  - new: https://git.openjdk.java.net/jdk/pull/7358/files/8028be52..cf78527b

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7358&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7358&range=01-02

  Stats: 10 lines in 2 files changed: 6 ins; 1 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7358.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7358/head:pull/7358

PR: https://git.openjdk.java.net/jdk/pull/7358