eval extended opcode for setting base offset - used for correct cross-module evaluations, fixes go-to-definition when thread is not in module of resolved identifier's symbol

src/eval/eval_core.h

@@ -73,6 +73,7 @@ enum
 {
   E_IRExtKind_Bytecode = RDI_EvalOp_COUNT,
   E_IRExtKind_SetSpace,
+  E_IRExtKind_SetBaseOff,
   E_IRExtKind_COUNT
 };