[all-commits] [llvm/llvm-project] 4b1925: Fix `fp128` reaching `llvm_unreachable` on 32-bit ...

[Bee via All-commits]

  Branch: refs/heads/release/23.x
  Home:   https://github.com/llvm/llvm-project
  Commit: 4b19252104764e9e2ccd25c545eb6b99309a2444
      https://github.com/llvm/llvm-project/commit/4b19252104764e9e2ccd25c545eb6b99309a2444
  Author: beetrees <b at beetr.ee>
  Date:   2026-09-19 (Sat, 19 Sep 2026)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    A llvm/test/CodeGen/PowerPC/ppc32-f128-abi.ll

  Log Message:
  -----------
  Fix `fp128` reaching `llvm_unreachable` on 32-bit PowerPC (#216613)

`fp128` is a legal type that is passed in vector registers when `vsx` is
enabled on 32-bit PowerPC: the switch statement didn't account for that,
causing an LLVM assertion.

Fixes #213355

cc @folkertdev

(cherry picked from commit 8d1b38f87103eb339224d1e6d397aad191f919e6)



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