[all-commits] [llvm/llvm-project] 66c18c: [X86][SSE] Combine PTEST(AND(X, Y), AND(X, Y)) -> PTE...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 66c18c729da456680af7884f551a6c4627dc6372
      https://github.com/llvm/llvm-project/commit/66c18c729da456680af7884f551a6c4627dc6372
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2020-04-08 (Wed, 08 Apr 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/combine-ptest.ll

  Log Message:
  -----------
  [X86][SSE] Combine PTEST(AND(X,Y),AND(X,Y)) -> PTEST(X,Y) and ANDN equivalents

Tests derived from PR42035 examples