[llvm] [AArch64] Avoid applying S-form on frame index in peephole (PR #158597)

[Sander de Smalen via llvm-commits]

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@@ -0,0 +1,96 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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sdesmalen-arm wrote:

Can you make a minimal MIR test for this issue instead?

https://github.com/llvm/llvm-project/pull/158597