[PATCH] D105193: [Matrix] Hoist address computation before multiply to enable fusion.

Florian Hahn via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 30 07:21:36 PDT 2021


fhahn created this revision.
fhahn added a reviewer: anemet.
Herald added subscribers: tschuett, hiraditya.
fhahn requested review of this revision.
Herald added a project: LLVM.

If the store address does not dominate the matrix multiply, try to hoist
address computation instructions without side-effects and/or memory
reads before the multiply, to allow fusion.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105193

Files:
  llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp
  llvm/test/Transforms/LowerMatrixIntrinsics/multiply-fused-dominance.ll

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