[llvm] [AArch64][llvm] Allow FPRCVT insns to run in streaming mode if safe (PR #175544)

[Jonathan Thackray via llvm-commits]

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@@ -5318,7 +5318,7 @@ defm FCVTZU : FPToIntegerUnscaled<0b11, 0b001, "fcvtzu", any_fp_to_uint>;
 defm FCVTZS : FPToIntegerScaled<0b11, 0b000, "fcvtzs", any_fp_to_sint>;
 defm FCVTZU : FPToIntegerScaled<0b11, 0b001, "fcvtzu", any_fp_to_uint>;
 
-let Predicates = [HasNEON, HasFPRCVT] in{
+let Predicates = [HasNEONandIsStreamingSafe, HasFPRCVT] in{
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jthackray wrote:

I'll chat to you about this, as I'm not sure exactly what's required.

https://github.com/llvm/llvm-project/pull/175544