2025723 - [wpt-sync] Sync PR 58702 - Reland "webnn: avoid executing alpha * A * B when gemma.alpha is 0 for TFLite backend"

Status: RESOLVED FIXED

(Testing :: web-platform-tests, task, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 58702 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/58702
Details from upstream follow.

Lisha Guo <[e-mail]> wrote:

Reland "webnn: avoid executing alpha * A * B when gemma.alpha is 0 for TFLite backend"

This is a reland of commit d67bfe074092f688a727259e0ed07388a24d36c2

Original change's description:

webnn: avoid executing alpha * A * B when gemma.alpha is 0 for TFLite backend

This CL removed unnecessary matrix multiplication computation for gemm
operator when alpha is 0.

Change-Id: Ifaee7908b057017f39236e64436707db8a04551e
Bug: 372932099
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7509907
Commit-Queue: Fu, Junwei \<[e-mail]>
Reviewed-by: Reilly Grant \<[e-mail]>
Reviewed-by: Hu, Ningxin \<[e-mail]>
Cr-Commit-Position: refs/heads/main@{#1592989}

Bug: 372932099
Change-Id: Ibdee03c93381ef07726112b61f4194845749d1fc
Cq-Include-Trybots: luci.chromium.try:win11-blink-rel, mac14.arm64-blink-rel, mac14-blink-rel, mac15.arm64-blink-rel, mac15-blink-rel, linux-blink-rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7636869
Reviewed-by: Fu, Junwei \<[e-mail]>
Reviewed-by: Reilly Grant \<[e-mail]>
Commit-Queue: lisha guo \<[e-mail]>
Cr-Commit-Position: refs/heads/main@{#1603873}

Comment 1

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=df2f15721e081db43556727a7756d3ad2cf8c66a

Comment 2

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Attachment: Notable wpt changes

# CI Results

Ran 9 Firefox configurations based on mozilla-central, and Firefox, Chrome, and Safari on GitHub CI

Total 402 tests

## Status Summary

### Firefox
`OK`  : 3
`FAIL`: 3

### Chrome
`OK`  : 3
`PASS`: 156

### Safari
`OK`  : 3
`FAIL`: 3

## Links
[Gecko CI (Treeherder)](https://treeherder.mozilla.org/#/jobs?repo=try&revision=df2f15721e081db43556727a7756d3ad2cf8c66a)
[GitHub PR Head](https://wpt.fyi/results/?sha=03a8519b27be152c77e0afccb48ab8aa9371bde2&label=pr_head)
[GitHub PR Base](https://wpt.fyi/results/?sha=03a8519b27be152c77e0afccb48ab8aa9371bde2&label=pr_base)

## Details

(See attachment for full changes)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/cbaad07a60ad
https://hg.mozilla.org/integration/autoland/rev/d7e52c088165
[wpt PR 58702] - Reland "webnn: avoid executing alpha * A * B when gemma.alpha is 0 for TFLite backend", a=testonly

Comment 4

[Sandor Molnar[:smolnar]]

https://hg.mozilla.org/mozilla-central/rev/d7e52c088165