samskalicky commented on a change in pull request #17623: Dynamic subgraph
compile support
URL: https://github.com/apache/incubator-mxnet/pull/17623#discussion_r393486933
##########
File path: src/operator/subgraph/partitioner/custom_subgraph_property.h
##########
@@ -188,31 +278,133 @@ class CustomSubgraphProperty: public SubgraphProperty {
}
std::string subgraph_json = nnvm::pass::SaveJSON(g);
- CHECK(call_review_subgraph_(review_subgraph_, subgraph_json.c_str(),
- subgraph_id, &accept, opt_keys_.data(),
- opt_vals_.data(), opt_keys_.size(),
- &attr_keys, &attr_vals, &num_attr))
+ CHECK(call_review_subgraph_(review_subgraph_, subgraph_json.c_str(),
subgraph_id,
+ &accept, opt_keys_.data(), opt_vals_.data(),
+ opt_keys_.size(), &attr_keys, &attr_vals,
&num_attr,
+ arg_names.data(), arg_names.size(),
arg_data.data(),
+ arg_shapes.data(), arg_dims.data(),
arg_types.data(),
+ arg_verIDs.data(), arg_dev_type.data(),
+ arg_dev_id.data(), aux_names.data(),
aux_names.size(),
+ aux_data.data(), aux_shapes.data(),
aux_dims.data(),
+ aux_types.data(), aux_verIDs.data(),
+ aux_dev_type.data(), aux_dev_id.data()))
<< "Error calling review_subgraph for '" << subgraph_prop << "'";
+
+ if (num_attr > 0) {
+ // set user specified attributes
+ for (int i=0; i < num_attr; i++) {
+ user_attrs[attr_keys[i]] = attr_vals[i];
+ call_free_(attr_vals[i]);
+ call_free_(attr_keys[i]);
+ }
+ // free memory used by custom op to allocate attributes
+ call_free_(attr_vals);
+ call_free_(attr_keys);
+ }
}
+
if (accept) {
nnvm::ObjectPtr n = nnvm::Node::Create();
n->attrs.op = Op::Get(subgraph_op_name);
n->attrs.name = "_op" + std::to_string(subgraph_id);
n->attrs.subgraphs.push_back(std::make_shared<nnvm::Symbol>(sym));
- // set user specified attributes
- for (int i=0; i < num_attr; i++) {
- n->attrs.dict[attr_keys[i]] = attr_vals[i];
- call_free_(attr_vals[i]);
- call_free_(attr_keys[i]);
+
+ // set shapes
+ {
+ std::stringstream ss;
+ ss << "[";
+ for (unsigned i=0; i < sym.outputs.size(); i++) {
+ nnvm::Node* n = sym.outputs[i].node.get();
+ if (n->attrs.dict.count("__shape__") > 0) {
+ std::string& shape = n->attrs.dict["__shape__"];
+ ss << shape.substr(1, shape.length()-2); // strip off outer
square brackets []
+ }
+ if (i < sym.outputs.size()-1)
+ ss << ",";
+ }
+ ss << "]";
+ n->attrs.dict["__shape__"] = ss.str();
}
- // free memory used by custom op to allocate attributes
- call_free_(attr_vals);
- call_free_(attr_keys);
+ // set dtypes
+ {
+ std::stringstream ss;
+ ss << "[";
+ for (unsigned i=0; i < sym.outputs.size(); i++) {
+ nnvm::Node* n = sym.outputs[i].node.get();
+ if (n->attrs.dict.count("__dtype__") > 0) {
+ std::string& dtype = n->attrs.dict["__dtype__"];
+ ss << dtype.substr(1, dtype.length()-2); // strip off outer
square brackets []
+ }
+ if (i < sym.outputs.size()-1)
+ ss << ",";
+ }
+ ss << "]";
+ n->attrs.dict["__dtype__"] = ss.str();
+ }
+ // set user specified attributes
+ for (auto attr : user_attrs)
+ n->attrs.dict[attr.first] = attr.second;
+
return n;
} else {
return nullptr;
}
}
+
+ virtual void InitSubgraphInputs(std::vector<nnvm::NodeEntry*>* input_entries,
+ std::vector<nnvm::NodeEntry>*
orig_input_entries) const {
+ for (size_t i = 0; i < input_entries->size(); ++i) {
+ nnvm::NodeEntry *e = input_entries->at(i);
+ nnvm::NodeEntry& orig = orig_input_entries->at(i);
+
+ // set attribute for subgraph input to indicate if it is from an
arg/param to model
+ if (orig.node->is_variable()) {
+ // get name of original output entry
+ nnvm::Symbol sym;
+ sym.outputs.push_back(orig);
+ const auto output_names = sym.ListOutputNames();
+ CHECK_EQ(output_names.size(), 1U);
+ const std::string& var_name = output_names[0];
+
+ e->node->attrs.dict["isArg"] = "True";
+ e->node->attrs.dict["argName"] = var_name;
+ } else {
+ e->node->attrs.dict["isArg"] = "False";
+ }
+
+ // pass down other attributes if available
+ if (orig.node->attrs.dict.count("__dtype__") > 0) {
+ // get dtype string from other node
+ std::string& dtype = orig.node->attrs.dict["__dtype__"];
+ int idx = 0;
+ // find the beginning of the output dtype for the particular output
index
+ for (unsigned x=0; x < orig.index; x++)
+ idx = dtype.find("[", idx+1);
Review comment:
fixed
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