[clang] [llvm] [RISCV][MC] Add experimental `Zvvmm` MC support (PR #193956)

[via cfe-commits]

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@@ -128,6 +129,34 @@ LLVM_ABI unsigned encodeVTYPE(VLMUL VLMUL, unsigned SEW, bool TailAgnostic,
 
 LLVM_ABI unsigned encodeXSfmmVType(unsigned SEW, unsigned Widen, bool AltFmt);
 
+inline static bool isValidIMELambda(unsigned Lambda) {
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imkiva wrote:

Good idea. Done

https://github.com/llvm/llvm-project/pull/193956