[all-commits] [llvm/llvm-project] e55f7d: [X86][SSE] combineReductionToHorizontal - don't re...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: e55f7de946b1be546b05ce7399ec4f8fc7980cf5
      https://github.com/llvm/llvm-project/commit/e55f7de946b1be546b05ce7399ec4f8fc7980cf5
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2020-12-16 (Wed, 16 Dec 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-reduce-mul.ll

  Log Message:
  -----------
  [X86][SSE] combineReductionToHorizontal - don't rely on widenSubVector to handle illegal vector types.

Thanks to @asbirlea for reporting the bug.