[lworld+vector] RFR: Merge lworld [v2]

[Jatin Bhateja]

> Merge latest lworld changes into lworld+vector branch.
> 
> Validation Status with this patch:-
> 
> -  All the tests under test/hotspot/jtreg/compiler/valhalla/inlinetypes are now passing at various AVX levels.
> - No new Vector API jtreg test failure seen.
> 
> 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 14 commits:

 - jcheck failure resolution, whitespace removal
 - Remove multifield related special handling from C1
 - Merge branch 'lworld' of http://github.com/openjdk/valhalla into merge_lworld
 - 8314980: [lworld+vector] consider scalarization conditions during ciMultiField creation.
   
   Reviewed-by: xgong
 - Merge lworld
   
   Reviewed-by: jbhateja
 - 8314628: [lworld+vector] validation regression fixes and cleanups.
   
   Reviewed-by: xgong
 - 8311610: [lworld+vector] Clean-up of vector allocation in class VectorSupport
   
   Reviewed-by: jbhateja
 - 8311080: [lworld+vector] Fix jdk build failures with different options
   
   Reviewed-by: jbhateja
 - Merge lworld
   
   Co-authored-by: Xiaohong Gong <xgong at openjdk.org>
   Reviewed-by: xgong
 - 8307715: Integrate VectorMask/Shuffle with value/primitive classes
   
   Reviewed-by: jbhateja
 - ... and 4 more: https://git.openjdk.org/valhalla/compare/0263bd93...fa27d069

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

Changes: https://git.openjdk.org/valhalla/pull/929/files
 Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=929&range=01
  Stats: 15656 lines in 125 files changed: 3638 ins; 7733 del; 4285 mod
  Patch: https://git.openjdk.org/valhalla/pull/929.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/929/head:pull/929

PR: https://git.openjdk.org/valhalla/pull/929