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142 lines
2.9 KiB
142 lines
2.9 KiB
/* Copyright (c) 2016 Baidu, Inc. 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 <stddef.h>
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#include "TypeDefs.h"
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#include <iostream>
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namespace paddle {
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/**
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* namespace paddle::version
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* Some constexpr to detect paddle version.
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* use paddle_trainer --version to print version information.
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*
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* Possible output as follow:
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* paddle version:
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* withGpu: false
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* withAvx: false
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* withPyDataProvider: true
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* withTimer: false
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* withFpga: false
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* real byte size: 4
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*/
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namespace version {
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/**
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* @brief print paddle version and exit when --version flag setted. Otherwise,
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* do nothing.
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*/
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void printVersion();
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void printVersion(std::ostream& os);
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/**
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* @brief isWithGpu
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* @return return true if paddle compiled with GPU
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*/
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constexpr bool isWithGpu() {
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#ifdef PADDLE_ONLY_CPU
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return false;
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#else
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return true;
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#endif
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}
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/**
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* @brief isWithPyDataProvider
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* @return return true if paddle compiled with PyDataProvider
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*
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* @note: A complete python interpreter is embeded into paddle binary if paddle
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* is compiled with PyDataProvider. Then the config parser just invoke python
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* method. Otherwise, ConfigParser just serializes config into protobuf, and
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* pass to C++ by using stdio.
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*/
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constexpr bool isWithPyDataProvider() {
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#ifdef PADDLE_NO_PYTHON
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return false;
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#else
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return true;
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#endif
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}
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/**
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* @brief isWithTimer
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* @return true if paddle compiled with timer.
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*/
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constexpr bool isWithTimer() {
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#ifdef PADDLE_DISABLE_TIMER
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return false;
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#else
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return true;
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#endif
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}
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/**
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* @brief isWithAvx
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* @return true if paddle compiled with AVX instructs.
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*/
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constexpr bool isWithAvx() {
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#ifdef __AVX__
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return true;
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#else
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return false;
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#endif
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}
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/**
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* @brief isWithFpga
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* @return true if paddle compiled with FPGA for prediction.
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*/
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constexpr bool isWithFpga() {
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#ifdef PADDLE_USE_FPGA
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return true;
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#else
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return false;
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#endif
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}
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/**
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* @brief sizeofReal
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* @return return the byte size of real
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*/
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constexpr size_t sizeofReal() {
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return sizeof(real);
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}
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/**
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* @brief isPaddleUseDouble
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* @return true if paddle compiled with double precision.
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*/
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constexpr bool isPaddleUseDouble() {
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return sizeofReal() == sizeof(double);
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}
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/**
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* @brief isPaddleUseFloat
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* @return true if paddle compiled with float precision
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*/
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constexpr bool isPaddleUseFloat() {
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return sizeofReal() == sizeof(float);
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}
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} // namespace version
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} // namespace paddle
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