Landing: 687920eb6267

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Project / Subsystem

gcc / aarch64

Date

2025-12-04

Author

Karl Meakin

Commit

687920eb626703c02a7f3a800512eb2db2fc3bf0

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: aarch64
patch_id: —
commit_hash: 687920eb626703c02a7f3a800512eb2db2fc3bf0
source_type: github
headline: aarch64: Add SME_MOP4 predefines
tldr: Defines the __ARM_FEATURE_SME_MOP4 macro and adds a test for it.
author: Karl Meakin
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • aarch64
• SME
• compiler
• ARM
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/687920eb626703c02a7f3a800512eb2db2fc3bf0
date: 2025-12-04T00:00:00.000Z

This commit adds the __ARM_FEATURE_SME_MOP4 feature test macro and a corresponding test case to verify its correct definition when the +sme-mop4 extension is enabled. Documentation for the new extension flags is also updated. This complements the earlier addition of the +sme-mop4 flag itself.