[all-commits] [llvm/llvm-project] 3f36d2: [mlir][arith] Simplify muli emulation with mului_e...

[Jakub Kuderski via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3f36d2d579d8b0e8824d9dd99bfa79f456858f88
      https://github.com/llvm/llvm-project/commit/3f36d2d579d8b0e8824d9dd99bfa79f456858f88
  Author: Jakub Kuderski <kubak at google.com>
  Date:   2022-12-12 (Mon, 12 Dec 2022)

  Changed paths:
    M mlir/lib/Dialect/Arith/Transforms/EmulateWideInt.cpp
    M mlir/test/Dialect/Arith/emulate-wide-int-very-wide.mlir
    M mlir/test/Dialect/Arith/emulate-wide-int.mlir

  Log Message:
  -----------
  [mlir][arith] Simplify muli emulation with mului_extended

Using `arith.mului_extended` makes it much simpler to emulate wide
integer multiplication.

Reviewed By: antiagainst

Differential Revision: https://reviews.llvm.org/D139776