[PATCH] D147330: [Matrix] Refine cost estimate for dot-product.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: thegameg, anemet.
Herald added subscribers: StephenFan, tschuett, hiraditya.
Herald added a project: All.
fhahn requested review of this revision.
Herald added a project: LLVM.

Adjust lowerDotProduct cost estimate to include the cost benefits of:

- emitting a wide load
- emitting a wide multiply.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D147330

Files:
  llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp
  llvm/test/Transforms/LowerMatrixIntrinsics/dot-product-float.ll
  llvm/test/Transforms/LowerMatrixIntrinsics/dot-product-int.ll

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