You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
98 lines
2.5 KiB
98 lines
2.5 KiB
/* Copyright (c) 2017 PaddlePaddle Authors. All Rights Reserved.
|
|
|
|
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 "mkldnn.hpp"
|
|
|
|
namespace paddle {
|
|
|
|
typedef enum {
|
|
MKLDNN_BASE = 1, // basical info of MKLDNN
|
|
MKLDNN_TESTS = 1, // gtest info of MKLDNN
|
|
MKLDNN_FMTS = 2, // format info of MKLDNN
|
|
MKLDNN_SIZES = 3, // size info of MKLDNN
|
|
MKLDNN_ALL = 4, // show all info of MKLDNN
|
|
} MKLDNN_LOG_LEVEL;
|
|
|
|
/**
|
|
* @brief MKLDNN CPU engine.
|
|
*
|
|
*/
|
|
class CPUEngine {
|
|
public:
|
|
static CPUEngine& Instance() {
|
|
// Thread-safe in C++11.
|
|
static CPUEngine myInstance;
|
|
return myInstance;
|
|
}
|
|
|
|
// Disallow copy or move
|
|
CPUEngine(const CPUEngine&) = delete; // Copy constructor
|
|
CPUEngine(CPUEngine&&) = delete; // Move constructor
|
|
CPUEngine& operator=(const CPUEngine&) = delete; // Copy assignment
|
|
CPUEngine& operator=(CPUEngine&&) = delete; // Move assignment
|
|
|
|
mkldnn::engine& getEngine() { return cpuEngine_; }
|
|
|
|
protected:
|
|
CPUEngine() : cpuEngine_(mkldnn::engine::cpu, 0) {}
|
|
// CPUEngine() : cpuEngine_(mkldnn::engine::cpu_lazy, 0) {}
|
|
~CPUEngine() {}
|
|
|
|
private:
|
|
mkldnn::engine cpuEngine_;
|
|
};
|
|
|
|
/**
|
|
* @brief MKLDNN Stream.
|
|
*
|
|
*/
|
|
class MKLDNNStream {
|
|
public:
|
|
MKLDNNStream() : ready_(false) { resetState(); }
|
|
|
|
virtual ~MKLDNNStream() {}
|
|
|
|
/**
|
|
* @brief Submit stream
|
|
* @param prims The primitives vector
|
|
* @param block Waiting for the stream to complete
|
|
*/
|
|
void submit(std::vector<mkldnn::primitive>& prims, bool block = true) {
|
|
resetState();
|
|
stream_->submit(prims).wait(block);
|
|
ready_ = false;
|
|
}
|
|
|
|
/**
|
|
* @brief Reset the mkldnn stream
|
|
*/
|
|
void resetState() {
|
|
if (ready_) {
|
|
return;
|
|
}
|
|
// TODO(TJ): change me when mkldnn have method to reset this state
|
|
// stream_.reset(new mkldnn::stream(mkldnn::stream::kind::lazy));
|
|
stream_.reset(new mkldnn::stream(mkldnn::stream::kind::eager));
|
|
ready_ = true;
|
|
}
|
|
|
|
private:
|
|
bool ready_;
|
|
std::shared_ptr<mkldnn::stream> stream_;
|
|
};
|
|
|
|
} // namespace paddle
|