[PATCH] D125987: [SLP] Account for cost of removing FMA opportunities by horizontal reduction

[Alexey Bataev via Phabricator via llvm-commits]

ABataev added inline comments.


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Comment at: llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:9668
 
+void SLPVectorizerPass::adjustForFMAs(InstructionCost &Cost,
+                                      ArrayRef<Value *> &VL) {
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Can this be hidden in the TTI completely anyhow? To avoid the extra calls of the adjustForFMAs completely in SLP.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D125987/new/

https://reviews.llvm.org/D125987