add ability to compare intermedidate outputs

Summary: Add a path to leverage intermediate output comparator to eager_backbone_compare script

Reviewed By: YIWENX14

Differential Revision: D80118857

Author: kimishpatel

examples/models/llama/export_llama_lib.py

@@ -863,16 +863,16 @@ def _to_edge_and_lower_llama_xnnpack(
 
     # TODO: Enable generating ETRecord with XNNPack and to_edge_transform_and_lower().
     if generate_etrecord:
-        raise NotImplementedError(
-            "export_llama does not support XNNPack and generating ETRecord at the moment."
-        )
+        builder_exported.generate_etrecord=True
 
     builder = builder_exported.pt2e_quantize(quantizers).to_edge_transform_and_lower(
         partitioners
     )
     if verbose:
         print_delegation_info(builder.edge_manager.exported_program().graph_module)
 
+    # we need builder.export_program
+
     return builder.to_executorch(passes=additional_passes)
 
 

extension/llm/export/builder.py

@@ -96,6 +96,7 @@ def __init__(
         metadata: Optional[dict] = None,
         dynamic_shapes: Optional[Any] = None,
         save_exported_program: bool = False,
+        generate_etrecord: bool = False,
     ):
         # Store necessary constructor arguments.
         self.model = model
@@ -116,6 +117,7 @@ def __init__(
         self.metadata = metadata
         self.dynamic_shapes = dynamic_shapes
         self.save_exported_program = save_exported_program
+        self.generate_etrecord = generate_etrecord
 
         # Note: treat this as the source of truth for the result of
         # torch.export'ing a model. If the overall ExportedProgram is needed,
@@ -481,6 +483,7 @@ def to_edge_transform_and_lower(
             partitioner=partitioners,
             compile_config=edge_config,
             constant_methods=self.metadata,
+            generate_etrecord=self.generate_etrecord,
         )
         if self.verbose:
             logging.info(f"Exported graph:\n{self.edge_manager.exported_program()}")