[llvm] [AMDGPU][GlobalISel] Enable vector reductions (PR #131413)

[Tim Gymnich via llvm-commits]

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@@ -0,0 +1,3761 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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tgymnich wrote:

done

https://github.com/llvm/llvm-project/pull/131413