[all-commits] [llvm/llvm-project] 730cb8: [mlir][complex] Canonicalize complex.add zero

[Kai Sasaki via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 730cb822261f2d02778054db03a81543e0942a15
      https://github.com/llvm/llvm-project/commit/730cb822261f2d02778054db03a81543e0942a15
  Author: lewuathe <lewuathe at me.com>
  Date:   2022-07-29 (Fri, 29 Jul 2022)

  Changed paths:
    M mlir/lib/Dialect/Complex/IR/ComplexOps.cpp
    M mlir/test/Dialect/Complex/canonicalize.mlir

  Log Message:
  -----------
  [mlir][complex] Canonicalize complex.add zero

Adding complex value with 0 for real and imaginary part can be ignored.

NOTE: This type of canonicalization can be written in an easy and tidy format using `complex.number` after constant op supports custom attribute.

Differential Revision: https://reviews.llvm.org/D130748