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tbe_kernel_store.cc 1.9 kB

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  1. /**
  2. * Copyright 2020 Huawei Technologies Co., Ltd
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. #include "common/tbe_kernel_store.h"
  17. #include "graph/utils/attr_utils.h"
  18. #include "graph/debug/ge_attr_define.h"
  19. namespace ge {
  20. TBEKernelStore::TBEKernelStore() {}
  21. void TBEKernelStore::AddTBEKernel(const TBEKernelPtr &kernel) {
  22. AddKernel(kernel);
  23. }
  24. void TBEKernelStore::LoadTBEKernelBinToOpDesc(const std::shared_ptr<ge::OpDesc> &op_desc) const {
  25. if (op_desc != nullptr) {
  26. auto kernel_bin = FindKernel(op_desc->GetName());
  27. if (kernel_bin != nullptr) {
  28. GE_IF_BOOL_EXEC(!op_desc->SetExtAttr(ge::OP_EXTATTR_NAME_TBE_KERNEL, kernel_bin),
  29. GELOGW("LoadKernelTBEBinToOpDesc: SetExtAttr for kernel_bin failed");)
  30. GELOGI("Load tbe kernel:%s, %zu", kernel_bin->GetName().c_str(), kernel_bin->GetBinDataSize());
  31. std::string atomic_kernel_name;
  32. (void) AttrUtils::GetStr(op_desc, ATOMIC_ATTR_TBE_KERNEL_NAME, atomic_kernel_name);
  33. if (!atomic_kernel_name.empty()) {
  34. GELOGI("Get atomic kernel name is %s.", atomic_kernel_name.c_str());
  35. auto atomic_kernel_bin = FindKernel(atomic_kernel_name);
  36. GE_IF_BOOL_EXEC(!op_desc->SetExtAttr(EXT_ATTR_ATOMIC_TBE_KERNEL, atomic_kernel_bin),
  37. GELOGW("LoadKernelTBEBinToOpDesc: SetExtAttr for atomic kernel_bin failed");)
  38. }
  39. }
  40. }
  41. }
  42. } // namespace ge

图引擎模块(GE)是MindSpore的一个子模块,其代码由C++实现,位于前端模块ME和底层硬件之间,起到承接作用。图引擎模块以ME下发的图作为输入,然后进行一系列的深度图优化操作,最后输出一张可以在底层硬件上高效运行的图。GE针对昇腾AI处理器的硬件结构特点,做了特定的优化工作,以此来充分发挥出昇腾AI处理器的强大算力。在进行模型训练/推理时,GE会被自动调用而用户并不感知。GE主要由GE API和GE Core两部分组成,详细的架构图如下所示