[all-commits] [llvm/llvm-project] e18a77: Revert "[SelectionDAG] Folding ZERO-EXTEND/SIGN_E...

[Nico Weber via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e18a77cfbe7549720d1a2584ab160edeb60963a6
      https://github.com/llvm/llvm-project/commit/e18a77cfbe7549720d1a2584ab160edeb60963a6
  Author: Nico Weber <thakis at chromium.org>
  Date:   2025-04-21 (Mon, 21 Apr 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/AArch64/arm64-bitfield-extract.ll
    M llvm/test/CodeGen/AArch64/optimize-cond-branch.ll
    M llvm/test/CodeGen/AArch64/sve-extract-element.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.16bit.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
    M llvm/test/CodeGen/AMDGPU/ctpop16.ll
    M llvm/test/CodeGen/AMDGPU/dead-machine-elim-after-dead-lane.ll
    M llvm/test/CodeGen/AMDGPU/mdt-preserving-crash.ll
    M llvm/test/CodeGen/PowerPC/undef-args.ll
    M llvm/test/CodeGen/RISCV/miss-sp-restore-eh.ll

  Log Message:
  -----------
  Revert "[SelectionDAG] Folding  ZERO-EXTEND/SIGN_EXTEND poison to Poison value in getNode (#122741)"

This reverts commit f12078e72601e7c03e5d66afab034313caf8f791.

Breaks `check-llvm`, see comments on https://github.com/llvm/llvm-project/pull/122741



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