[all-commits] [llvm/llvm-project] 6f28fd: [mlir][vector] Fold 1-element reduction into extra...

Lei Zhang via All-commits all-commits at lists.llvm.org
Fri Apr 22 11:26:04 PDT 2022

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6f28fd0bf7f8a568775ef256d94b92122aa524f8
  Author: Lei Zhang <antiagainst at google.com>
  Date:   2022-04-22 (Fri, 22 Apr 2022)

  Changed paths:
    M mlir/include/mlir/Dialect/Vector/IR/VectorOps.td
    M mlir/lib/Dialect/Vector/IR/VectorOps.cpp
    M mlir/test/Dialect/Vector/canonicalize.mlir

  Log Message:
  [mlir][vector] Fold 1-element reduction into extract or arith ops

If there is only one single element in the vector, then we can
just extract the element to compute the final result.

Reviewed By: mravishankar

Differential Revision: https://reviews.llvm.org/D124129

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