[all-commits] [llvm/llvm-project] 3baedb: [GISel] Fix #77762: extend correct source register...

[Emil J via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3baedb411121c188c4bb07f47efb755bf4d4cf87
      https://github.com/llvm/llvm-project/commit/3baedb411121c188c4bb07f47efb755bf4d4cf87
  Author: Emil J <emil.tywoniak at gmail.com>
  Date:   2024-01-12 (Fri, 12 Jan 2024)

  Changed paths:
    M llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
    M llvm/test/CodeGen/AArch64/GlobalISel/prelegalizercombiner-prop-extends-phi.mir

  Log Message:
  -----------
  [GISel] Fix #77762: extend correct source registers in combiner helper rule extend_through_phis (#77765)

Since we already know which register we want to extend, we don't have to
ask its defining MI about it

---------

Co-authored-by: Emil Tywoniak <Emil.Tywoniak at hightec-rt.com>