[jdk18u] Integrated: 8280526: x86_32 Math.sqrt performance regression with -XX:UseSSE={0,1}

Aleksey Shipilev shade at openjdk.java.net
Mon Jan 31 18:25:23 UTC 2022


On Wed, 26 Jan 2022 10:38:12 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to fix the recent regression.
> 
> Additional testing:
>  - [x] `compiler/loopopts/superword/SumRedSqrt_Double.java` does not timeout anymore

This pull request has now been integrated.

Changeset: 5b8f9ff3
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk18u/commit/5b8f9ff39a195073bf4ce539738d7725acaf8d26
Stats:     5 lines in 1 file changed: 5 ins; 0 del; 0 mod

8280526: x86_32 Math.sqrt performance regression with -XX:UseSSE={0,1}

Backport-of: a24f44d17de586c72c8343f8891e72ad8a514597

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PR: https://git.openjdk.java.net/jdk18u/pull/9


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