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87 lines
3.2 KiB
87 lines
3.2 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 "paddle/framework/ddim.h"
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namespace paddle {
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namespace framework {
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class InferShapeContextBase {
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public:
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virtual ~InferShapeContextBase() {}
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virtual bool HasInput(const std::string &name) const = 0;
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virtual bool HasOutput(const std::string &name) const = 0;
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virtual bool HasInputs(const std::string &name) const = 0;
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virtual bool HasOutputs(const std::string &name) const = 0;
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virtual framework::DDim GetInputDim(const std::string &name) const = 0;
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std::vector<framework::DDim> GetInputsDim(const std::string &name) const {
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const std::vector<std::string> &names = Inputs(name);
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return GetDims(names);
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}
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virtual void SetInputDim(const std::string &name,
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const framework::DDim &dim) = 0;
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void SetInputsDim(const std::string &name,
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const std::vector<framework::DDim> &dims) {
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auto &names = Inputs(name);
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SetDims(names, dims);
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}
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virtual framework::DDim GetOutputDim(const std::string &name) const = 0;
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std::vector<framework::DDim> GetOutputsDim(const std::string &name) const {
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const std::vector<std::string> &names = Outputs(name);
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return GetDims(names);
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}
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virtual void SetOutputDim(const std::string &name, const DDim &dim) = 0;
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void SetOutputsDim(const std::string &name,
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const std::vector<framework::DDim> &dims) {
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auto &names = Outputs(name);
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SetDims(names, dims);
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}
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virtual AttrReader Attrs() const = 0;
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virtual const std::vector<std::string> &Inputs(
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const std::string &name) const = 0;
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virtual const std::vector<std::string> &Outputs(
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const std::string &name) const = 0;
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// TODO(qiao) implement this function
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void ShareLoD(const std::string &in, const std::string &out, size_t i = 0,
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size_t j = 0) const {}
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protected:
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virtual framework::DDim GetDim(const std::string &name) const = 0;
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virtual void SetDim(const std::string &name, const framework::DDim &dim) = 0;
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std::vector<framework::DDim> GetDims(
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const std::vector<std::string> &names) const {
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std::vector<framework::DDim> ret;
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ret.reserve(names.size());
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std::transform(
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names.begin(), names.end(), std::back_inserter(ret),
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[this](const std::string &name) { return this->GetDim(name); });
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return ret;
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}
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void SetDims(const std::vector<std::string> &names,
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const std::vector<framework::DDim> &dims) {
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size_t length = names.size();
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PADDLE_ENFORCE_EQ(length, dims.size());
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for (size_t i = 0; i < length; ++i) {
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SetDim(names[i], dims[i]);
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}
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}
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};
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} // namespace framework
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} // namespace paddle
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