Landing: d94e8b70b025

Project / Subsystem

gcc / gcc/vectorization

Date

2026-07-22

Author

Richard Biener

Commit

d94e8b70b025afa1f7de15149a07377f6dd59ae2

Source

github

Perf win

Yes

Breaking

No

All attributes

project
gcc
subsystem
gcc/vectorization
patch_id
commit_hash
d94e8b70b025afa1f7de15149a07377f6dd59ae2
source_type
github
headline
Simplify vect_schedule_slp_node
tldr
Simplifies the calculation of loop iterations for SLP scheduling in the vectorization pass.
author
Richard Biener
outcome
committed
performance_win
true
breaking_change
false
series_id
series_parts
[]
tags
  • vectorization
  • optimization
discussion_id_link
bugzilla_pr
date
2026-07-22T00:00:00.000Z

The vect_schedule_slp_node function within GCC’s vectorization pass has been simplified. This change improves the computation of loop iterations during the Scalar and Vector Linking (SLP) scheduling phase, aiming for a more efficient and robust scheduling process.