[llvm] [AArch64][SVE] Use SVE for scalar FP converts in streaming[-compatible] functions (1/n) (PR #118505)

[Paul Walker via llvm-commits]

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@@ -1,22 +1,32 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -force-streaming-compatible  < %s | FileCheck %s
-; RUN: llc -force-streaming-compatible -mattr=+sme2p2  < %s | FileCheck %s --check-prefix=USE-NEON-NO-GPRS
-; RUN: llc < %s | FileCheck %s --check-prefix=USE-NEON-NO-GPRS
+; RUN: llc -mattr=+sve -force-streaming-compatible < %s | FileCheck %s
+; RUN: llc -mattr=+sme -force-streaming < %s | FileCheck %s
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paulwalker-arm wrote:

Based on my comment above and because the new RUN lines are code quality tests rather than functionality tests I think you should test `-mattr=+sve2` and `-mattr=+sme,+fullfp16` which I believe will match the current output without needing the extra extend/round handling within the combine.

https://github.com/llvm/llvm-project/pull/118505