[all-commits] [llvm/llvm-project] 48f1d4: [mlir] parallel loop canonicalization

[Tobias Gysi via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 48f1d4fcd27ca8aefc1cbe61b133a677f5bdcb93
      https://github.com/llvm/llvm-project/commit/48f1d4fcd27ca8aefc1cbe61b133a677f5bdcb93
  Author: Tobias Gysi <tobias.gysi at inf.ethz.ch>
  Date:   2020-06-26 (Fri, 26 Jun 2020)

  Changed paths:
    M mlir/include/mlir/Dialect/SCF/SCFOps.td
    M mlir/lib/Dialect/SCF/SCF.cpp
    A mlir/test/Dialect/SCF/canonicalize.mlir
    M mlir/test/Transforms/parallel-loop-collapsing.mlir

  Log Message:
  -----------
  [mlir] parallel loop canonicalization

Summary:
The patch introduces a canonicalization pattern for parallel loops. The pattern removes single-iteration loop dimensions if the loop bounds and steps are constants.

Reviewers: herhut, ftynse

Reviewed By: herhut

Subscribers: mehdi_amini, rriddle, jpienaar, shauheen, antiagainst, nicolasvasilache, arpith-jacob, mgester, lucyrfox, aartbik, liufengdb, stephenneuendorffer, Joonsoo, grosul1, Kayjukh, jurahul, msifontes

Tags: #mlir

Differential Revision: https://reviews.llvm.org/D82191