[all-commits] [llvm/llvm-project] 023721: [DAG] canCreateUndefOrPoison - add EXTRACT_SUBVECT...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0237216f1606d99e1e05da0f51f12aa8bd901664
      https://github.com/llvm/llvm-project/commit/0237216f1606d99e1e05da0f51f12aa8bd901664
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-03-24 (Mon, 24 Mar 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/X86/lower-vec-shift.ll
    M llvm/test/CodeGen/X86/midpoint-int-vec-256.ll
    M llvm/test/CodeGen/X86/pr62286.ll
    M llvm/test/CodeGen/X86/shift-i512.ll
    M llvm/test/CodeGen/X86/vector-fshr-256.ll
    M llvm/test/CodeGen/X86/vector-gep.ll

  Log Message:
  -----------
  [DAG] canCreateUndefOrPoison - add EXTRACT_SUBVECTOR handling (#132745)

Similar to INSERT_SUBVECTOR - the index is constant and will be inbounds



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