Florian Hahn cbb8e08192
[VPlan] Don't narrow wide loads for scalable VFs when narrowing IGs. (#186181)
For scalable VFs, the narrowed plan processes vscale iterations at once,
so a shared wide load cannot be narrowed to a uniform scalar; bail out,
as there currently is not way to create a narrowed load that loads
vscale elements.

Fixes https://github.com/llvm/llvm-project/issues/185860.

PR: https://github.com/llvm/llvm-project/pull/186181
2026-03-13 16:04:42 +00:00
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