[llvm] [CodeGenPrepare] Folding `urem` with loop invariant value as remainder (PR #96625)

[via llvm-commits]

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@@ -0,0 +1,884 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
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goldsteinn wrote:

Need the triple (for CGP), but making it an opt test.

https://github.com/llvm/llvm-project/pull/96625