mindspore2022/mindspore/ccsrc/kernel/mng/stream_switch.cc

92 lines
3.6 KiB
C++

/**
* Copyright 2019 Huawei Technologies Co., Ltd
*
* 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 "kernel/mng/stream_switch.h"
#include <memory>
#include <vector>
#include "runtime/stream.h"
#include "framework/ge_runtime/task_info.h"
#include "session/anf_runtime_algorithm.h"
#include "common/utils.h"
using ge::model_runner::StreamSwitchTaskInfo;
using StreamSwitchTaskInfoPtr = std::shared_ptr<StreamSwitchTaskInfo>;
namespace mindspore {
namespace kernel {
StreamSwitchKernel::StreamSwitchKernel() {
cond_ = RT_EQUAL;
true_stream_index_ = 0;
data_type_ = RT_SWITCH_INT32;
}
StreamSwitchKernel::~StreamSwitchKernel() {}
bool StreamSwitchKernel::Init(const AnfNodePtr &anf_node) {
MS_EXCEPTION_IF_NULL(anf_node);
MS_LOG(INFO) << "stream switch op init start";
auto primitive = AnfAlgo::GetCNodePrimitive(anf_node);
MS_EXCEPTION_IF_NULL(primitive);
cond_ = tagRtCondition(GetValue<int>(primitive->GetAttr(kAttrSwitchCondition)));
true_stream_index_ = GetValue<uint32_t>(primitive->GetAttr(kAttrTrueBranchStream));
data_type_ = tagRtSwitchDataType(GetValue<int>(primitive->GetAttr(kAttrDataType)));
MS_LOG(INFO) << "cond_:" << static_cast<int>(cond_) << ", true_stream_index_:" << true_stream_index_
<< ", data_type_:" << static_cast<int>(data_type_);
return true;
}
bool StreamSwitchKernel::Launch(const std::vector<AddressPtr> &inputs, const std::vector<AddressPtr> &workspace,
const std::vector<AddressPtr> &outputs, uintptr_t stream_ptr) {
MS_LOG(INFO) << "stream switch op launch start";
if (inputs.size() != 2) {
MS_LOG(ERROR) << "Stream switch inputs size is " << inputs.size() << ", only support 2";
}
void *loop_cnt = inputs[0]->addr;
void *ites_per_loop = inputs[1]->addr;
auto stream = reinterpret_cast<rtStream_t>(stream_ptr);
rtStream_t true_stream_ = kernel::TaskStream::GetInstance()->gen_stream_list()[true_stream_index_];
rtError_t status = rtStreamSwitchEx(loop_cnt, cond_, ites_per_loop, true_stream_, stream, data_type_);
if (status != RT_ERROR_NONE) {
MS_LOG(ERROR) << "Stream switch failed!";
return false;
}
return true;
}
std::vector<TaskInfoPtr> StreamSwitchKernel::GenTask(const std::vector<AddressPtr> &inputs,
const std::vector<AddressPtr> &, const std::vector<AddressPtr> &,
uint32_t stream_id) {
MS_LOG(INFO) << "StreamSwitchKernel GenTask start";
if (inputs.size() != 2) {
MS_LOG(ERROR) << "stream switch inputs size is " << inputs.size() << ", is not two";
}
MS_EXCEPTION_IF_NULL(inputs[0]);
MS_EXCEPTION_IF_NULL(inputs[1]);
auto loop_cnt = inputs[0]->addr;
auto ites_per_loop = inputs[1]->addr;
MS_LOG(INFO) << "cond_:" << static_cast<int>(cond_) << ", true_stream_index_:" << true_stream_index_
<< ", stream_id:" << stream_id;
std::shared_ptr<StreamSwitchTaskInfo> task_info_ptr =
std::make_shared<StreamSwitchTaskInfo>(stream_id, true_stream_index_, loop_cnt, ites_per_loop, cond_, data_type_);
MS_EXCEPTION_IF_NULL(task_info_ptr);
return {task_info_ptr};
}
} // namespace kernel
} // namespace mindspore