integrate #3166 from Faiss baseline

[alexanderguzhva]

issue #462

Faiss baseline PRs:

• Add SIMD NEON Optimization for QT_FP16 in Scalar Quantizer facebookresearch/faiss#3166
• [ARM NEON] Get rid of redundant instructions in ScalarQuantizer facebookresearch/faiss#3430

Basically, this PR implements ARM NEON code for ScalarQuantizer.

All knowhere tests pass on my ARM machine.

[mergify]

@alexanderguzhva 🔍 Important: PR Classification Needed!

For efficient project management and a seamless review process, it's essential to classify your PR correctly. Here's how:

1. If you're fixing a bug, label it as kind/bug.
2. For small tweaks (less than 20 lines without altering any functionality), please use kind/improvement.
3. Significant changes that don't modify existing functionalities should be tagged as kind/enhancement.
4. Adjusting APIs or changing functionality? Go with kind/feature.

For any PR outside the kind/improvement category, ensure you link to the associated issue using the format: “issue: #”.

Thanks for your efforts and contribution to the community!.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.04%. Comparing base (3c46f4c) to head (d09effb).
Report is 41 commits behind head on main.

❗ Current head d09effb differs from pull request most recent head 4e07caf. Consider uploading reports for the commit 4e07caf to get more accurate results

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #563       +/-   ##
=========================================
+ Coverage      0   70.04%   +70.04%     
=========================================
  Files         0       67       +67     
  Lines         0     4597     +4597     
=========================================
+ Hits          0     3220     +3220     
- Misses        0     1377     +1377     

see 67 files with indirect coverage changes

[alexanderguzhva]

/hold

[alexanderguzhva]

added even more removed instructions
/unhold

[PwzXxm]

/lgtm

[PwzXxm]

/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: alexanderguzhva, PwzXxm

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Details

Needs approval from an approver in each of these files:

• OWNERS [PwzXxm]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[PwzXxm]

/kind enhancement