Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[docs] Fix note admonition in llvm-passes.md #56392

Merged
merged 1 commit into from
Oct 30, 2024
Merged

[docs] Fix note admonition in llvm-passes.md #56392

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion doc/src/devdocs/llvm-passes.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -144,6 +144,6 @@ This pass is used to hoist Julia-specific intrinsics out of loops. Specifically,
3. Hoist allocations out of loops when they do not escape the loop
1. We use a very conservative definition of escape here, the same as the one used in `AllocOptPass`. This transformation can reduce the number of allocations in the IR, even when an allocation escapes the function altogether.

!!!note
!!! note

This pass is required to preserve LLVM's [MemorySSA](https://llvm.org/docs/MemorySSA.html) ([Short Video](https://www.youtube.com/watch?v=bdxWmryoHak), [Longer Video](https://www.youtube.com/watch?v=1e5y6WDbXCQ)) and [ScalarEvolution](https://baziotis.cs.illinois.edu/compilers/introduction-to-scalar-evolution.html) ([Newer Slides](https://llvm.org/devmtg/2018-04/slides/Absar-ScalarEvolution.pdf) [Older Slides](https://llvm.org/devmtg/2009-10/ScalarEvolutionAndLoopOptimization.pdf)) analyses.