[all-commits] [llvm/llvm-project] 5b7619: [mlir] Fix scf.for single iteration canonicalizati...

[Lei Zhang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5b7619c90b1c0cfc7f5e67053dc55dca56afbf43
      https://github.com/llvm/llvm-project/commit/5b7619c90b1c0cfc7f5e67053dc55dca56afbf43
  Author: Lei Zhang <antiagainst at google.com>
  Date:   2021-02-02 (Tue, 02 Feb 2021)

  Changed paths:
    M mlir/lib/Dialect/SCF/SCF.cpp
    M mlir/test/Dialect/Linalg/fusion.mlir
    M mlir/test/Dialect/SCF/canonicalize.mlir

  Log Message:
  -----------
  [mlir] Fix scf.for single iteration canonicalization check

We should be check whether lb + step >= ub to determine
whether this is a single iteration. Previously we were
checking lb + lb >= ub.

Reviewed By: ftynse

Differential Revision: https://reviews.llvm.org/D95440