Rollup of 12 pull requests#151038

Closed

matthiaskrgr wants to merge 26 commits intorust-lang:mainfrom

matthiaskrgr:rollup-fBdEuCE

Commits on Dec 19, 2025

destabilise target-spec-json
davidtwco
committed

Commits on Jan 9, 2026

s390x: support `f16` and `f16x8` in inline assembly
folkertdev
committed

Commits on Jan 11, 2026

Move checks from `check_doc_attrs` directly into `rustc_attr_parsing`
GuillaumeGomez
committed

Commits on Jan 12, 2026