[jdk17u-dev] Integrated: 8322985: [BACKOUT] 8318562: Computational test more than 2x slower when AVX instructions are used

Aleksey Shipilev shade at openjdk.org
Mon Jan 8 08:25:31 UTC 2024


On Fri, 5 Jan 2024 15:54:28 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This reverts the patch that caused recently identified regression. Luckily, we have it only in 17.0.11, which gives us a normal opportunity to revert it.
> 
> The complication is that mainline patch is not applying cleanly, because JDK 17u backport is contextually different. So I `git revert`-ed the jdk17u-dev commit instead: https://github.com/openjdk/jdk17u-dev/commit/9a104e08f79fecabf5de2e0ece914260319d2f28. But that makes the backport formally unclean.
> 
> Additional testing:
>  - [x] GHA

This pull request has now been integrated.

Changeset: f001819b
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk17u-dev/commit/f001819b625e5c67444dd764e3afeddc3959f1a2
Stats:     247 lines in 4 files changed: 1 ins; 244 del; 2 mod

8322985: [BACKOUT] 8318562: Computational test more than 2x slower when AVX instructions are used

Reviewed-by: kvn
Backport-of: ed9f3243f04718a50bbdc589437872f7215c0e08

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PR: https://git.openjdk.org/jdk17u-dev/pull/2103


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