[all-commits] [llvm/llvm-project] 64687f: [X86][SSE] canonicalizeShuffleWithBinOps - add PER...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 64687f2cc3f743a3e9073a4d7633d3691caaf18e
      https://github.com/llvm/llvm-project/commit/64687f2cc3f743a3e9073a4d7633d3691caaf18e
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-03-16 (Tue, 16 Mar 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/haddsub-undef.ll
    M llvm/test/CodeGen/X86/horizontal-sum.ll
    M llvm/test/CodeGen/X86/shuffle-vs-trunc-256.ll

  Log Message:
  -----------
  [X86][SSE] canonicalizeShuffleWithBinOps - add PERMILPS/PERMILPD + PERMPD/PERMQ + INSERTPS handling.

Bail if the INSERTPS would introduce zeros across the binop.