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Arm backend: Add .bss prefix to bss sections - #21839

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Arm backend: Add .bss prefix to bss sections#21839
Erik-Lundell wants to merge 1 commit into
pytorch:mainfrom
Erik-Lundell:bss-object

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@Erik-Lundell

@Erik-Lundell Erik-Lundell commented Aug 14, 2026

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Even though the .ld file ensured the final elf
did not include a large chunk of 0 data,
the object file did. By prefixing sections with
.bss, the compiler will pick it up and fix
it already when compiling the object file.

cc @digantdesai @freddan80 @per @zingo @oscarandersson8218 @mansnils @Sebastian-Larsson @robell @rascani

Even though the .ld file ensured the final elf
did not include a large chunk of 0 data,
the object file did. By prefixing sections  with
.bss, the compiler will pick it up and fix
it already when compiling the object file.

Signed-off-by: Erik Lundell <erik.lundell@arm.com>
Change-Id: I885893cb59e6444644978fb452ac8323e4024259
@Erik-Lundell Erik-Lundell added partner: arm For backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm ciflow/trunk release notes: none Do not include this in the release notes labels Aug 14, 2026
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pytorch-bot Bot commented Aug 14, 2026

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🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/21839

Note: Links to docs will display an error until the docs builds have been completed.

✅ You can merge normally! (1 Unrelated Failure)

As of commit abd0215 with merge base abc5586 (image):

BROKEN TRUNK - The following job failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

This comment was automatically generated by Dr. CI and updates every 15 minutes.

@meta-cla meta-cla Bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Aug 14, 2026
@github-actions github-actions Bot added the module: arm Issues related to arm backend label Aug 14, 2026
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ciflow/trunk CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. module: arm Issues related to arm backend partner: arm For backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm release notes: none Do not include this in the release notes

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