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[CP-stable]Move a few benchmarks from x64 Intel Macs to ARM - #189398

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This pull request is created by automatic cherry pick workflow
Please fill in the form below, and a flutter domain expert will evaluate this cherry pick request.

Issue Link:

What is the link to the issue this cherry-pick is addressing?

Part of #189144

Impact Description:

What is the impact (ex. visual jank on Samsung phones, app crash, cannot ship an iOS app)?
Does it impact development (ex. flutter doctor crashes when Android Studio is installed),
or the shipping of production apps (the app crashes on launch).
This information is for domain experts and release engineers to understand the consequences of saying yes or no to the cherry pick.

Release builders should match the master branch configs. These builders were moved from x64 Intel Macs to ARM Macs in #189377. Without this change, the stable release branch will try to run the old builder names and fail because the infra config is missing.

There will be a follow-up cherry-pick to bring it out of bringup when they pass in post-submit
#189400

Changelog Description:

Explain this cherry pick:

  • In one line that is accessible to most Flutter developers.
  • That describes the state prior to the fix.
  • That includes which platforms are impacted.
    See best practices for examples.

< Replace with changelog description here >
[flutter/189144] Migrate some performance benchmarks to run on Mac ARM machines in CI

Workaround:

Is there a workaround for this issue?

No

Risk:

What is the risk level of this cherry-pick?

  • Low
  • Medium
  • High

Test Coverage:

Are you confident that your fix is well-tested by automated tests?

  • Yes
  • No

Validation Steps:

What are the steps to validate that this fix works?

They are passing in post-submit on master.

Most of the benchmarks will either run on ARM Macs-only, or run on
both ARM and x64 platforms. These 3 benchmarks currently only run on x64
Intel Macs (which we are
[deprecating](flutter#188328)). Move
them to ARM bots.

Generally we want to keep testing Intel Macs on beta and stable until
current master is released, but since these 3 benchmarks should have
been running on ARM, and they aren't testing anything
architecture-specific, I will cherry-pick these changes to stable and
beta.

This will unfortunately break the historical data for these benchmarks
and it will show up in skiaperf as new benchmarks.

The part of flutter#189144 that should
be cherry-picked to beta and stable.
Fixes flutter#188851 ("fixes")
Fixes flutter#189123 ("fixes")

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responsibilities.
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we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
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Fixes] where supported.
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@flutteractionsbot flutteractionsbot added the cp: review Cherry-picks in the review queue label Jul 13, 2026
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@jmagman please fill out the PR description above, afterwards the release team will review this request.

@flutter-dashboard flutter-dashboard Bot added the CICD Run CI/CD label Jul 13, 2026

@gemini-code-assist gemini-code-assist Bot left a comment

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Code Review

This pull request updates several macOS target configurations in .ci.yaml by renaming them to use Mac_arm64 and adding the bringup: true property. There are no review comments, and I have no feedback to provide.

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This pull request was opened from and to a release candidate branch. This should only be done as part of the official Flutter release process. If you are attempting to make a regular contribution to the Flutter project, please close this PR and follow the instructions at Tree Hygiene for detailed instructions on contributing to Flutter.

Reviewers: Use caution before merging pull requests to release branches. Ensure the proper procedure has been followed.

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LGTM 👍

@justinmc justinmc added the autosubmit Merge PR when tree becomes green via auto submit App label Jul 15, 2026
@auto-submit
auto-submit Bot merged commit 8a30874 into flutter:flutter-3.44-candidate.0 Jul 15, 2026
148 checks passed
@flutteractionsbot
flutteractionsbot deleted the cp-stable-5bde8302e7898ce3c3d8a406ba076c34da96a311 branch July 20, 2026 17:03
Anas-Qasem pushed a commit to Anas-Qasem/flutter that referenced this pull request Aug 11, 2026
…189398)

This pull request is created by [automatic cherry pick workflow](https://github.com/flutter/flutter/blob/main/docs/releases/Flutter-Cherrypick-Process.md#automatically-creates-a-cherry-pick-request)
Please fill in the form below, and a flutter domain expert will evaluate this cherry pick request.

### Issue Link:
What is the link to the issue this cherry-pick is addressing?

Part of flutter#189144

### Impact Description:
What is the impact (ex. visual jank on Samsung phones, app crash, cannot ship an iOS app)?
Does it impact development (ex. flutter doctor crashes when Android Studio is installed),
or the shipping of production apps (the app crashes on launch).
This information is for domain experts and release engineers to understand the consequences of saying yes or no to the cherry pick.

Release builders should match the master branch configs. These builders were moved from x64 Intel Macs to ARM Macs in flutter#189377. Without this change, the stable release branch will try to run the old builder names and fail because the infra config is missing.

There will be a follow-up cherry-pick to bring it out of bringup when they pass in post-submit 
flutter#189400

### Changelog Description:
Explain this cherry pick:
* In one line that is accessible to most Flutter developers.
* That describes the state prior to the fix.
* That includes which platforms are impacted.
See [best practices](https://github.com/flutter/flutter/blob/main/docs/releases/Hotfix-Documentation-Best-Practices.md) for examples.

< Replace with changelog description here >
[flutter/189144] Migrate some performance benchmarks to run on Mac ARM machines in CI

### Workaround:
Is there a workaround for this issue?

No

### Risk:
What is the risk level of this cherry-pick?

### Test Coverage:
Are you confident that your fix is well-tested by automated tests?

### Validation Steps:
What are the steps to validate that this fix works?

They are passing in post-submit on master.
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