[vectorIntrinsics+mask] Integrated: 8272100: VectorAPI: modify existing implementation of masked neg and not operation.

Jatin Bhateja jbhateja at openjdk.java.net
Tue Aug 17 04:56:47 UTC 2021


On Fri, 6 Aug 2021 17:36:26 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

> - Masked NEG/NOT operations can be implemented using existing masked operations instead of emitting an explicit vector blend after the operation. 
> - Changes shows around 1.3-1.5X gain when merged with X86 backend changes for masking operations. https://github.com/openjdk/panama-vector/pull/99

This pull request has now been integrated.

Changeset: bf5918da
Author:    Jatin Bhateja <jbhateja at openjdk.org>
URL:       https://git.openjdk.java.net/panama-vector/commit/bf5918da2a40a6966ba4a6473a6a487ee9035ad0
Stats:     20 lines in 5 files changed: 10 ins; 0 del; 10 mod

8272100: VectorAPI: modify existing implementation of masked neg and not operation.

Reviewed-by: xgong

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PR: https://git.openjdk.java.net/panama-vector/pull/108


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