[llvm] [TableGen][DecoderEmitter] Fix decoder reading bytes past instruction (PR #154916)

[Rahul Joshi via llvm-commits]

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@@ -475,8 +488,9 @@ class FilterChooser {
   // Vector of encodings to choose our filter.
   ArrayRef<InstructionEncoding> Encodings;
 
-  // Vector of encoding IDs for this filter chooser to work on.
-  ArrayRef<unsigned> EncodingIDs;
+  /// Encoding IDs for this filter chooser to work on.
+  /// Sorted by non-decreasing encoding width.
+  SmallVector<unsigned, 0> EncodingIDs;
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jurahul wrote:

SG, resolving

https://github.com/llvm/llvm-project/pull/154916