On Thu, Nov 24, 2022 at 07:13:38PM -0700, Sandra Loosemore wrote:
> This patch is a followup to my not-yet-reviewed patch
>
> [PATCH v4] OpenMP: Generate SIMD clones for functions with "declare target"
>
> https://gcc.gnu.org/pipermail/gcc-patches/2022-November/606218.html
>
> In comments on a previous iteration of that patch, I was asked to do
> something to delete unused SIMD clones to avoid code bloat; this is it.
>
> I've implemented something like a simple mark-and-sweep algorithm. Clones
> that are used are marked at the point where the call is generated in the
> vectorizer. The loop that iterates over functions to apply the passes after
> IPA is modified to defer processing of unmarked clones, and anything left
> over is deleted.
>
> OK to commit this along with the above-linked patch?
I think you want Honza to review this.
Jakub
