[all-commits] [llvm/llvm-project] 2e7a08: [mlir][Affine] Revisit fusion candidates after suc...

[Diego Caballero via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 2e7a0845913e5ed1673467fa5648b79842de2104
      https://github.com/llvm/llvm-project/commit/2e7a0845913e5ed1673467fa5648b79842de2104
  Author: Diego Caballero <diego.caballero at intel.com>
  Date:   2020-06-11 (Thu, 11 Jun 2020)

  Changed paths:
    M mlir/lib/Transforms/LoopFusion.cpp
    M mlir/test/Transforms/loop-fusion.mlir

  Log Message:
  -----------
  [mlir][Affine] Revisit fusion candidates after successful fusion

This patch changes the fusion algorithm so that after fusing two loop nests
we revisit previously visited nodes so that they are considered again for
fusion in the context of the new fused loop nest.

Reviewed By: bondhugula

Differential Revision: https://reviews.llvm.org/D81609