Add Initial Compile for Llama 3.2 11B: Decoder TransformerSelfAttentionLayer, TransformerCrossAttentionLayer (#1287)

Author: Jack-Khuu

torchchat/generate.py

@@ -928,9 +928,22 @@ def chat(
                     self.model_forward, fullgraph=True, **kwargs
                 )
 
-            self.decode_one_token = torch.compile(
-                self.decode_one_token, fullgraph=True, **kwargs
-            )
+            if self.model.config.model_type == ModelType.Flamingo:
+                # Based on https://github.com/pytorch/torchtune/blob/57ab583c84c4a9dcacac23aeabc81f2a679670fe/torchtune/training/_compile.py#L42-L52
+                from torchtune.modules import (
+                    TransformerCrossAttentionLayer,
+                    TransformerSelfAttentionLayer,
+                )
+                decoder = self.model.model.decoder 
+                for m in reversed(list(decoder.modules())):
+                    if isinstance(m, TransformerSelfAttentionLayer) or isinstance(
+                        m, TransformerCrossAttentionLayer
+                    ):
+                        m.compile()
+            else:
+                self.decode_one_token = torch.compile(
+                    self.decode_one_token, fullgraph=True, **kwargs
+                )
 
             if generator_args.compile_prefill:
                 self.prefill = torch.compile(