[llvm] [AArch64] Avoid vector Ext in case by-element operation variant apply for all elements (PR #140733)

Ahmad Yasin via llvm-commits llvm-commits at lists.llvm.org
Sun Jun 1 04:30:10 PDT 2025


ayasin-a wrote:

> From what I remember this was intended to promote more generation of smull/umull instructions. It is probably worth making sure that keeps happening, especially for v2i64 types where the mul would otherwise be scalarized.

Any test for that case? @davemgreen  

https://github.com/llvm/llvm-project/pull/140733


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