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125 lines
4.4 KiB
125 lines
4.4 KiB
// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <memory>
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#include <string>
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#include <unordered_map>
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#include <unordered_set>
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#include <utility>
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#include <vector>
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#include "paddle/fluid/framework/details/op_handle_base.h"
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#include "paddle/fluid/framework/details/var_handle.h"
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#include "paddle/fluid/framework/op_desc.h"
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#include "paddle/fluid/framework/op_proto_maker.h"
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#include "paddle/fluid/framework/program_desc.h"
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#include "paddle/fluid/platform/place.h"
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#include "paddle/fluid/framework/ir/graph.h"
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#include "paddle/fluid/framework/ir/pass.h"
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namespace paddle {
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namespace framework {
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namespace details {
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// all variable in each devices.
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// The outside vector is the device vector. Each element of this vector is a
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// map from variable name to variables. The variables, who have the same name,
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// will have a differsent version. The offset in the
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// `std::vector<VarHandle*>` is the version of varaibles.
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typedef std::vector<std::unordered_map<std::string, std::vector<VarHandle *>>>
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GraphVars;
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constexpr char kGraphVars[] = "vars";
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constexpr char kNRanks[] = "nranks";
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constexpr char kPlaces[] = "places";
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constexpr char kGlobalScope[] = "global_scope";
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constexpr char kLocalScopes[] = "local_scopes";
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constexpr char kNCCLCtxs[] = "nccl_ctxs";
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constexpr char kUseHierarchicalAllReduce[] = "use_hierarchical_allreduce";
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// aux variables to represent dependency. Useful to resolve data hazard.
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typedef std::unordered_set<VarHandleBase *> GraphDepVars;
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constexpr char kGraphDepVars[] = "dep_vars";
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typedef std::unordered_set<std::string> FusedVars;
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constexpr char kFusedVars[] = "fused_vars";
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constexpr char kFusedVarNamePrefix[] = "@FUSEDVAR@";
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typedef std::string FusedOptType;
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constexpr char kFusedOptType[] = "fused_opt_type";
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typedef std::vector<std::string> FusedGrads;
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constexpr char kFusedGrads[] = "fused_gradients";
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typedef std::vector<std::pair<std::string, std::string>> ParamsAndGrads;
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constexpr char kParamsAndDenseGrads[] = "params_and_dense_grads";
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constexpr char kParamsAndSparseGrads[] = "params_and_sparse_grads";
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typedef std::vector<ProgramDesc> ProgramDescs;
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constexpr char kProgramDescs[] = "program_descs";
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typedef std::unordered_set<std::string> PinnedVars;
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constexpr char kPinnedVars[] = "pinned_vars";
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typedef std::vector<std::vector<std::pair<std::string, std::string>>>
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GroupParamsAndGrads;
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constexpr char kGroupParamsAndDenseGrads[] = "group_params_dense_grads";
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inline bool IsOpRole(const OpDesc &op, OpRole role) {
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const auto &attrs = op.GetAttrMap();
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auto iter = attrs.find(OpProtoAndCheckerMaker::OpRoleAttrName());
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if (iter == attrs.end()) return false;
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return static_cast<bool>(boost::get<int>(iter->second) &
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static_cast<int>(role));
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}
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inline std::vector<std::string> GetOpRoleVarsOrEmpty(const OpDesc &op) {
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const auto &attrs = op.GetAttrMap();
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auto iter = attrs.find(OpProtoAndCheckerMaker::OpRoleVarAttrName());
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if (iter == attrs.end()) return {};
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auto &ret = boost::get<std::vector<std::string>>(iter->second);
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PADDLE_ENFORCE_EQ(
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ret.size() % 2, 0,
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platform::errors::InvalidArgument(
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"The size of attribute %s must be an even number, but got %d",
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OpProtoAndCheckerMaker::OpRoleVarAttrName(), ret.size()));
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return boost::get<std::vector<std::string>>(iter->second);
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}
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bool IsDataParallelInferenceGraph(const ir::Graph &graph);
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std::vector<std::unique_ptr<ir::Graph>> TrySeparateToMultipleSingleDeviceGraphs(
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ir::Graph *graph);
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bool HasDropLastReadOp(const ir::Graph &graph);
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bool HasKeepLastReadOp(const ir::Graph &graph);
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template <typename T>
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void CopyGraphAttrIfExists(const ir::Graph &src, ir::Graph *dst,
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const std::string &name) {
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if (src.Has(name)) {
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auto &attr = src.Get<T>(name);
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dst->Set(name, new T(attr));
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}
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}
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} // namespace details
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} // namespace framework
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} // namespace paddle
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