[llvm] [AArch64][SME] Conditionally do smstart/smstop (PR #77113)

[Sander de Smalen via llvm-commits]

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@@ -0,0 +1,177 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme -start-after=simplifycfg -enable-tail-merge=false -verify-machineinstrs < %s | FileCheck %s
+
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sdesmalen-arm wrote:

Could you also add a test where with multiple basic blocks?

https://github.com/llvm/llvm-project/pull/77113