提交 540cc2c1 编写于 作者: Q qijun

add executor class and interface

上级 aa52fa1c
......@@ -43,3 +43,5 @@ add_custom_command(TARGET framework_py_proto POST_BUILD
cc_library(backward SRCS backward.cc DEPS net_op)
cc_test(backward_test SRCS backward_test.cc DEPS backward recurrent_op device_context)
cc_library(executor SRCS executor.cc DEPS device_context framework_proto)
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include "paddle/framework/executor.h"
#include "paddle/platform/device_context.h"
namespace paddle {
namespace framework {
class LinearListView;
class GraphView;
// Immutable view of a ProgramDesc organized for efficient execution.
class ProgramDescView {
public:
virtual ~ProgramDescView() {}
virtual void Initialize(const ProgramDesc*) = 0;
static ProgramDescView* Create(bool is_linear);
};
class LinearListView : public ProgramDescView {
public:
void Initialize(const ProgramDesc*) override;
};
class GraphView : public ProgramDescView {
public:
void Initialize(const ProgramDesc*) override;
};
static ProgramDescView* Create(bool is_linear) {
if (is_linear) {
return new LinearListView();
} else {
return new GraphView();
}
}
void LinearListView::Initialize(const ProgramDesc*) {
// get a LinearView of ProgramDesc
}
void GraphView::Initialize(const ProgramDesc*) {
// get a GraphView of ProgramDesc
}
class ExecutorImpl : public Executor {
public:
ExecutorImpl(const platform::DeviceContext* ctx, const ProgramDesc* pdesc,
bool is_linear)
: device_context_(ctx),
program_desc_(pdesc),
view_(ProgramDescView::Create(is_linear)) {}
virtual ~ExecutorImpl() {
if (view_) delete view_;
}
void Run() override;
void Initialize();
private:
const platform::DeviceContext* device_context_;
const ProgramDesc* program_desc_;
ProgramDescView* view_;
};
static Executor* NewLocalExecutor(const platform::Place& place,
const ProgramDesc& pdesc, bool is_linear) {
platform::DeviceContext* device_context = nullptr;
if (platform::is_cpu_place(place)) {
device_context =
new platform::CPUDeviceContext(boost::get<platform::CPUPlace>(place));
}
#ifndef PADDLE_ONLY_CPU
else if {
device_context =
new platform::CUDADeviceContext(boost::get<platform::GPUPlace>(place));
}
#endif
return new ExecutorImpl(device_context, &pdesc, is_linear);
}
void ExecutorImpl::Run() {
// operators running
device_context_->Wait();
}
void ExecutorImpl::Initialize() {
// Initialize the ProgramDescView
view_->Initialize(program_desc_);
}
} // namespace framework
} // namespace paddle
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#pragma once
#include "paddle/framework/framework.pb.h"
#include "paddle/platform/place.h"
namespace paddle {
namespace framework {
class Executor {
public:
virtual ~Executor() {}
virtual void Run() = 0;
};
static Executor* NewLocalExecutor(const platform::Place&, const ProgramDesc&);
} // namespace framework
} // namespace paddle
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include "paddle/framework/executor.h"
#include "gtest/gtest.h"
TEST(Executor, Init) {}
\ No newline at end of file
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