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fix bug of optional_tensor in amp logic #42561

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merged 1 commit into from
May 7, 2022
Merged

fix bug of optional_tensor in amp logic #42561

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5 changes: 4 additions & 1 deletion paddle/fluid/eager/auto_code_generator/final_state_generator/eager_gen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -865,7 +865,10 @@ def GenerateForwardDefinition(self, is_inplaced):
f"if ({name}.get_ptr() != nullptr) amp_tensors_vector.push_back({{ *({name}.get_ptr()) }});\n"
)
amp_autocast_optional_list.append(
f"auto NEW_{name} = ({name}.get_ptr() != nullptr) ? paddle::make_optional<const paddle::experimental::Tensor&>(egr::EagerAmpAutoCast(\"{name}\", *({name}.get_ptr()), amp_dst_dtype, op_name)) : {name};\n"
f"auto NEW_{name}_temp_tensor = ({name}.get_ptr() != nullptr) ? egr::EagerAmpAutoCast(\"{name}\", *({name}.get_ptr()), amp_dst_dtype, op_name) : paddle::experimental::Tensor();\n"
)
amp_autocast_optional_list.append(
f"auto NEW_{name} = ({name}.get_ptr() != nullptr) ? paddle::make_optional<const paddle::experimental::Tensor&>(NEW_{name}_temp_tensor) : {name};\n"
)
else:
if is_inplaced and inplace_map and name in inplace_map.keys(
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