allwinner_a64/android/frameworks/ml/nn/runtime/CompilationBuilder.cpp
2018-08-08 15:50:00 +08:00

84 lines
2.6 KiB
C++

/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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.
*/
#define LOG_TAG "CompilationBuilder"
#include "CompilationBuilder.h"
#include "ExecutionBuilder.h"
#include "ExecutionPlan.h"
#include "Manager.h"
#include "ModelBuilder.h"
#include "Utils.h"
namespace android {
namespace nn {
CompilationBuilder::CompilationBuilder(const ModelBuilder* model) :
mModel(model) {
VLOG(COMPILATION) << "CompilationBuilder::CompilationBuilder";
}
int CompilationBuilder::finish() {
if (mFinished) {
LOG(ERROR) << "ANeuralNetworksCompilation_finish called more than once";
return ANEURALNETWORKS_BAD_STATE;
}
// TODO validate the rest
mFinished = true;
if (uint32_t p = DeviceManager::get()->getPartitioning()) {
// Get the list of HAL devices.
const std::vector<std::shared_ptr<Device>>& devices = DeviceManager::get()->getDrivers();
int n = mModel->partitionTheWork(devices, mPreference, &mPlan);
if (!DeviceManager::partitioningAllowsFallback(p) &&
(n != ANEURALNETWORKS_NO_ERROR)) {
return n;
}
}
return ANEURALNETWORKS_NO_ERROR;
}
int CompilationBuilder::setPreference(int32_t preference) {
if (mFinished) {
LOG(ERROR) <<
"ANeuralNetworksCompilation_setPreference can't modify after compilation finished";
return ANEURALNETWORKS_BAD_STATE;
}
if (preference >= kNumberOfPreferences) {
LOG(ERROR) << "ANeuralNetworksCompilation_setPreference invalid preference " << preference;
return ANEURALNETWORKS_BAD_DATA;
}
mPreference = preference;
return ANEURALNETWORKS_NO_ERROR;
}
int CompilationBuilder::createExecution(ExecutionBuilder **execution) {
if (!mFinished) {
LOG(ERROR) << "ANeuralNetworksExecution_create passed an unfinished compilation";
*execution = nullptr;
return ANEURALNETWORKS_BAD_STATE;
}
*execution = new ExecutionBuilder(this);
return (*execution ? ANEURALNETWORKS_NO_ERROR : ANEURALNETWORKS_OUT_OF_MEMORY);
}
} // namespace nn
} // namespace android