[all-commits] [llvm/llvm-project] 4cf9bf: [mlir][MemRef] Compute unused dimensions of a rank...

[MaheshRavishankar via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4cf9bf6c9f64cca1111134acc9f84efe8f27e8d1
      https://github.com/llvm/llvm-project/commit/4cf9bf6c9f64cca1111134acc9f84efe8f27e8d1
  Author: MaheshRavishankar <ravishankarm at google.com>
  Date:   2021-09-20 (Mon, 20 Sep 2021)

  Changed paths:
    M mlir/include/mlir/Dialect/MemRef/IR/MemRefOps.td
    M mlir/include/mlir/Interfaces/ViewLikeInterface.td
    M mlir/lib/Conversion/MemRefToLLVM/MemRefToLLVM.cpp
    M mlir/lib/Dialect/MemRef/IR/MemRefOps.cpp
    M mlir/lib/Dialect/MemRef/Transforms/FoldSubViewOps.cpp
    M mlir/test/Dialect/Linalg/loops.mlir
    M mlir/test/Dialect/MemRef/canonicalize.mlir
    M mlir/test/Dialect/MemRef/fold-subview-ops.mlir
    M mlir/test/Dialect/MemRef/invalid.mlir
    M mlir/test/IR/invalid-ops.mlir

  Log Message:
  -----------
  [mlir][MemRef] Compute unused dimensions of a rank-reducing subviews using strides as well.

For `memref.subview` operations, when there are more than one
unit-dimensions, the strides need to be used to figure out which of
the unit-dims are actually dropped.

Differential Revision: https://reviews.llvm.org/D109418