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Reduces the compile size of Pipelines and ContentContext#167671

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gaaclarke merged 5 commits into
flutter:masterfrom
gaaclarke:GenericRenderPipelineHandle
Apr 28, 2025
Merged

Reduces the compile size of Pipelines and ContentContext#167671
gaaclarke merged 5 commits into
flutter:masterfrom
gaaclarke:GenericRenderPipelineHandle

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@gaaclarke

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This reduces the size of ContentContext by introducing generic superclass versions of RenderPipelineHandle and Variants which allows the compiler to put most of the .text in the superclasses.

testing: no new functionality, refactor

Pre-launch Checklist

If you need help, consider asking for advice on the #hackers-new channel on Discord.

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It looks like this pull request may not have tests. Please make sure to add tests or get an explicit test exemption before merging.

If you are not sure if you need tests, consider this rule of thumb: the purpose of a test is to make sure someone doesn't accidentally revert the fix. Ask yourself, is there anything in your PR that you feel it is important we not accidentally revert back to how it was before your fix?

Reviewers: Read the Tree Hygiene page and make sure this patch meets those guidelines before LGTMing.If you believe this PR qualifies for a test exemption, contact "@test-exemption-reviewer" in the #hackers channel in Discord (don't just cc them here, they won't see it!). The test exemption team is a small volunteer group, so all reviewers should feel empowered to ask for tests, without delegating that responsibility entirely to the test exemption group.

@github-actions github-actions Bot added engine flutter/engine related. See also e: labels. e: impeller Impeller rendering backend issues and features requests labels Apr 23, 2025
@gaaclarke gaaclarke requested a review from jonahwilliams April 23, 2025 18:23

@jonahwilliams jonahwilliams left a comment

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LGTM!

@chinmaygarde

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@jason-simmons says this was a 5KB reduction in release modes (uncompressed, libflutter.so, arm64). Maybe still worth doing. He is still not opposed to doing this though has concerns about readability.

@gaaclarke

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Frob is failing to set the google testing step to passing.

@gaaclarke

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Placing in merge queue manually since FROB is erroring.

@gaaclarke gaaclarke added this pull request to the merge queue Apr 28, 2025
Merged via the queue into flutter:master with commit bee65f3 Apr 28, 2025
@gaaclarke gaaclarke deleted the GenericRenderPipelineHandle branch April 28, 2025 18:25
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 28, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 28, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 29, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 29, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 29, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Apr 30, 2025
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engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 5, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 6, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 6, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 6, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 6, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request May 7, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Aug 14, 2025
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romanejaquez pushed a commit to romanejaquez/flutter that referenced this pull request Aug 14, 2025
)

This reduces the size of ContentContext by introducing generic
superclass versions of `RenderPipelineHandle` and `Variants` which
allows the compiler to put most of the .text in the superclasses.

testing: no new functionality, refactor

## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide], including [Features
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].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel
on [Discord].

<!-- Links -->
[Contributor Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Aug 15, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Aug 15, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Aug 16, 2025
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3 participants