[all-commits] [llvm/llvm-project] af5faf: [x86] avoid crashing when splitting AVX stores wit...

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  Branch: refs/heads/release/9.x
  Home:   https://github.com/llvm/llvm-project
  Commit: af5faf8909f2bd28b5a138539dfc3efc1fb3a80b
      https://github.com/llvm/llvm-project/commit/af5faf8909f2bd28b5a138539dfc3efc1fb3a80b
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2019-11-27 (Wed, 27 Nov 2019)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/avx-load-store.ll

  Log Message:
  -----------
  [x86] avoid crashing when splitting AVX stores with non-simple type (PR43916)

The store splitting transform was assuming a simple type (MVT),
but that's not necessarily the case as shown in the test.

(cherry picked from commit 8e34dd941cb304c785ef623633ad663b59cfced0)