[polly] [Polly] Add vectorize metadata to loops identified as vectorizable by polly (PR #113994)
Karthika Devi C via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 5 09:25:53 PST 2024
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@@ -233,6 +238,30 @@ static bool generateCode(Scop &S, IslAstInfo &AI, LoopInfo &LI,
NodeBuilder.allocateNewArrays(StartExitBlocks);
Annotator.buildAliasScopes(S);
+ // The code below annotates the "llvm.loop.vectorize.enable" to false
+ // for the code flow taken when RTCs fail. Because we don't want the
+ // Loop Vectorizer to come in later and vectorize the original fall back
+ // loop when 'polly-annotate-metadata-vectorize' is passed.
+ if (PollyVectorizeMetadata) {
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kartcq wrote:
I am seeing around 19 failures.
Should we have it as separate patch.
Or can it be part of this patch itself ?
https://github.com/llvm/llvm-project/pull/113994
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