[llvm] [AArch64][SME]Check streaming mode when using SME2 instruction in fra… (PR #109680)

[via llvm-commits]

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@@ -2955,6 +2955,14 @@ unsigned findFreePredicateReg(BitVector &SavedRegs) {
   return AArch64::NoRegister;
 }
 
+bool isSve2p1OrSme2InStreaming(const AArch64Subtarget &Subtarget) {
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CarolineConcatto wrote:

I added a new command line option: aarch64-disable-multivector-spill-fill

https://github.com/llvm/llvm-project/pull/109680