[jdk17u-dev] RFR: 8280526: x86_32 Math.sqrt performance regression with -XX:UseSSE={0,1} [v3]

[Aleksey Shipilev]

> Clean follow-up backport to resolve the regression.
> 
> Additional testing:
>  - [x] Affected tests are passing
>  - [x] Linux x86_32 `tier1` (passes with unrelated problems)

Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Merge branch 'master' of https://git.openjdk.java.net/jdk17u-dev into JDK-8280526-x86_32-regr
 - Backport a24f44d17de586c72c8343f8891e72ad8a514597
 - Backport 9d5ae2e38074c3df354aeab19ebbab7d4872165a

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

Changes:
  - all: https://git.openjdk.java.net/jdk17u-dev/pull/124/files
  - new: https://git.openjdk.java.net/jdk17u-dev/pull/124/files/54c17b95..f0d7a8e6

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=124&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=124&range=01-02

  Stats: 9450 lines in 363 files changed: 6865 ins; 1517 del; 1068 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/124.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/124/head:pull/124

PR: https://git.openjdk.java.net/jdk17u-dev/pull/124