Fix incorrect serialisation of unimplemented instructions.

vext01 · vext01 · commit 82b2e137b6c7 · 2023-11-15T11:23:12.000Z
They were missing a type index, which would cause deserialisation issues
if the IR contained unimplemented instructions.
diff --git a/llvm/lib/YkIR/YkIRWriter.cpp b/llvm/lib/YkIR/YkIRWriter.cpp
@@ -365,6 +365,8 @@ class YkIRWriter {
   void serialiseUnimplementedInstruction(Instruction *I,
                                          ValueLoweringMap &VLMap,
                                          unsigned BBIdx, unsigned &InstIdx) {
+    // type_index:
+    OutStreamer.emitSizeT(typeIndex(I->getType()));
     // opcode:
     serialiseOpcode(UnimplementedInstruction);
     // num_operands:
