[jdk11u-dev] RFR: 8280526: x86_32 Math.sqrt performance regression with -XX:UseSSE={0,1} [v2]

[Aleksey Shipilev]

> Follow up to JDK-8279076 backport.
> 
> Additional testing:
>  - [x] The test from JDK-8279076 still passes

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 master
 - Backport a24f44d17de586c72c8343f8891e72ad8a514597
 - Backport 9d5ae2e38074c3df354aeab19ebbab7d4872165a

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

Changes:
  - all: https://git.openjdk.java.net/jdk11u-dev/pull/820/files
  - new: https://git.openjdk.java.net/jdk11u-dev/pull/820/files/1dc1616c..99d47977

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=820&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=820&range=00-01

  Stats: 535 lines in 8 files changed: 9 ins; 516 del; 10 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/820.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/820/head:pull/820

PR: https://git.openjdk.java.net/jdk11u-dev/pull/820