Landing: c109d79f5bc4

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Project / Subsystem

gcc / avr

Date

2026-08-05

Author

Georg-Johann Lay

Commit

c109d79f5bc4d4e2b65c6ee284a3d853c0173d7d

Source

github

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project: gcc
subsystem: avr
patch_id: —
commit_hash: c109d79f5bc4d4e2b65c6ee284a3d853c0173d7d
source_type: github
headline: AVR: Add 16-bit saturated fixed-point divisions.
tldr: AVR libgcc now supports 16-bit saturated fixed-point divisions for UHAmode and UHQQmode.
author: Georg-Johann Lay
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • avr
• fixed-point
• libgcc
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/c109d79f5bc4d4e2b65c6ee284a3d853c0173d7d
date: 2026-08-05T00:00:00.000Z

Libgcc for the AVR target has been updated to include support for 16-bit saturated fixed-point divisions, covering UHAmode and UHQQmode. The non-saturating division functions are now aliases of these new saturating functions. New test cases have been added to verify this functionality.