[all-commits] [llvm/llvm-project] 34d380: [IndVars] Add check of loop invariant for indirect...

[Allen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 34d380e1f63a7e2cdb9ab1e6498f727fcd710a14
      https://github.com/llvm/llvm-project/commit/34d380e1f63a7e2cdb9ab1e6498f727fcd710a14
  Author: zhongyunde <zhongyunde at huawei.com>
  Date:   2023-06-03 (Sat, 03 Jun 2023)

  Changed paths:
    M llvm/lib/Transforms/Utils/SimplifyIndVar.cpp
    A llvm/test/Transforms/IndVarSimplify/pr59633.ll

  Log Message:
  -----------
  [IndVars] Add check of loop invariant for indirect use

We usually only check direct use instruction of IV, while the
bitcast of 'ptrtoint ptr to i64' doesn't affect the result, so go
a step further.
Fix https://github.com/llvm/llvm-project/issues/59633.

Reviewed By: markoshorro
Differential Revision: https://reviews.llvm.org/D151877