[llvm] [AArch64] Improve non-SVE popcount for 32bit and 64 bit using udot (PR #95881)

[Tim Gymnich via llvm-commits]

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@@ -1,17 +1,40 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -O0 -mtriple=aarch64-unknown-unknown | FileCheck %s
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tgymnich wrote:

done

https://github.com/llvm/llvm-project/pull/95881