From 6592ea156810ab053ff8926f629815b113647814 Mon Sep 17 00:00:00 2001 From: Kexin Zhao Date: Thu, 25 Jan 2018 15:02:42 -0800 Subject: [PATCH] initial commit --- paddle/framework/prune.cc | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/paddle/framework/prune.cc b/paddle/framework/prune.cc index 25eb813ffb..59947470e7 100644 --- a/paddle/framework/prune.cc +++ b/paddle/framework/prune.cc @@ -102,6 +102,34 @@ void prune_impl(const proto::ProgramDesc& input, proto::ProgramDesc* output, *op_field->Add() = input.blocks(block_id).ops(i); } } + + // remove the vars in ProgramDesc that are not referenced in + // the pruned ops + std::unordered_map var_map; + auto* var_field = output->mutable_blocks(block_id)->mutable_vars(); + for (auto* var : *var_field) { + var_map[var->name()] = *var; + } + + // for (size_t i = 0; i < var_field->size(); ++i) { + // auto* var = (*var_field)[i]; + // var_map[var->name()] = *var; + // } + + // var_field->Clear(); + // for (size_t i = 0; i < op_field->size(); ++i) { + // auto* op = (*op_field)[i]; + + // auto* input_field = op->mutable_inputs(); + // for (size_t j = 0; j < input_field->size(); ++j) { + // auto* input_names = (*input_field)[j]->arguments(); + // for () + // *var_field->Add() = var_map[] + // } + // auto* ouput_field = op->mutable_outputs(); + // for (size_t k = 0; k < output_field->size(); ++k) { + // } + // } } // TODO(fengjiayi): Prune() could be inplaced to avoid unnecessary copies -- GitLab