[llvm] [DecoderEmitter] Support for DecodeOrder and `resolve-conflicts-try-all` (PR #157948)

[Rahul Joshi via llvm-commits]

================
@@ -17,6 +17,7 @@ namespace llvm::MCD {
 // enabled.
 enum DecoderOps {
   OPC_Scope = 1,         // OPC_Scope(nts_t NumToSkip)
+  OPC_ScopeNoFail,       // OPC_ScopeNoFail(nts_t NumToSkip)
----------------
jurahul wrote:

@s-barannikov WDTY?

https://github.com/llvm/llvm-project/pull/157948