Landing: 24b2b8ee6bb6
Project / Subsystem
gcc / risc-v
Date
2026-08-27
Author
Pan Li
Commit
24b2b8ee6bb628def56a67c18c4675e78f2d2cb6
Source
github
Perf win
No
Breaking
No
All attributes
- project
- gcc
- subsystem
- risc-v
- patch_id
- —
- commit_hash
- 24b2b8ee6bb628def56a67c18c4675e78f2d2cb6
- source_type
- github
- headline
- RISC-V: Add test cases for vwmaccu.vx register overlap.
- tldr
- New RISC-V tests cover register group overlap for vwmaccu.vx.
- author
- Pan Li
- outcome
- committed
- performance_win
- false
- breaking_change
- false
- series_id
- —
- series_parts
- []
- tags
-
- • risc-v
- • vector
- • autovectorization
- • testing
- discussion_id_link
- —
- bugzilla_pr
- —
- date
- 2026-08-27T00:00:00.000Z
This commit adds a comprehensive suite of test cases for the vwmaccu.vx instruction on RISC-V, specifically focusing on register group overlap scenarios. The tests cover various data types and vector lengths to ensure the correct handling of register allocation and usage during autovectorization.