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aicpu_task_builder.cc 6.8 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 "single_op/task/aicpu_task_builder.h"
  17. #include <vector>
  18. #include "single_op/task/build_task_utils.h"
  19. #include "runtime/mem.h"
  20. #include "framework/common/debug/ge_log.h"
  21. #include "graph/load/new_model_manager/model_utils.h"
  22. #include "graph/load/new_model_manager/model_manager.h"
  23. namespace ge {
  24. AiCpuTaskBuilder::AiCpuTaskBuilder(const OpDescPtr &op_desc, const domi::KernelExDef &kernel_def)
  25. : op_desc_(op_desc), kernel_def_(kernel_def) {}
  26. Status AiCpuTaskBuilder::SetInputOutputAddr(void **io_addr, const std::vector<void *> &addresses) {
  27. size_t arg_size = kernel_def_.args_size();
  28. auto rt_ret = rtMalloc(io_addr, arg_size, RT_MEMORY_HBM);
  29. if (rt_ret != RT_ERROR_NONE) {
  30. GELOGE(rt_ret, "rtMalloc failed, size = %zu, ret = %d", arg_size, rt_ret);
  31. return rt_ret;
  32. }
  33. const void *src_addr = reinterpret_cast<const void *>(addresses.data());
  34. uint64_t src_len = sizeof(void *) * addresses.size();
  35. rt_ret = rtMemcpy(*io_addr, arg_size, src_addr, src_len, RT_MEMCPY_HOST_TO_DEVICE);
  36. if (rt_ret != RT_ERROR_NONE) {
  37. (void)rtFree(*io_addr);
  38. GELOGE(rt_ret, "rtMemcpy addresses failed, ret = %d", rt_ret);
  39. return rt_ret;
  40. }
  41. return SUCCESS;
  42. }
  43. Status AiCpuTaskBuilder::SetFmkOpKernel(void *io_addr, void *ws_addr, STR_FWK_OP_KERNEL &fwk_op_kernel) {
  44. auto sec_ret = memcpy_s(&fwk_op_kernel, sizeof(STR_FWK_OP_KERNEL),
  45. kernel_def_.args().data(), kernel_def_.args().size());
  46. if (sec_ret != EOK) {
  47. GELOGE(ACL_ERROR_GE_INTERNAL_ERROR, "memcpy failed, ret: %d", sec_ret);
  48. return ACL_ERROR_GE_INTERNAL_ERROR;
  49. }
  50. auto io_addr_val = static_cast<uint64_t>(reinterpret_cast<uintptr_t>(io_addr));
  51. fwk_op_kernel.fwkKernelBase.fwk_kernel.inputOutputAddr = io_addr_val;
  52. auto ws_addr_val = static_cast<uint64_t>(reinterpret_cast<uintptr_t>(ws_addr));
  53. fwk_op_kernel.fwkKernelBase.fwk_kernel.workspaceBaseAddr = ws_addr_val;
  54. return SUCCESS;
  55. }
  56. Status AiCpuTaskBuilder::SetKernelArgs(void **args, STR_FWK_OP_KERNEL &fwk_op_kernel) {
  57. void *fwk_op_args = nullptr;
  58. auto rt_ret = rtMalloc(&fwk_op_args, sizeof(STR_FWK_OP_KERNEL), RT_MEMORY_HBM);
  59. if (rt_ret != RT_ERROR_NONE) {
  60. GELOGE(rt_ret, "malloc arg memory failed, ret = %d", rt_ret);
  61. return rt_ret;
  62. }
  63. rt_ret = rtMemcpy(fwk_op_args, sizeof(STR_FWK_OP_KERNEL), &fwk_op_kernel,
  64. sizeof(STR_FWK_OP_KERNEL), RT_MEMCPY_HOST_TO_DEVICE);
  65. if (rt_ret != RT_ERROR_NONE) {
  66. (void)rtFree(fwk_op_args);
  67. GELOGE(rt_ret, "copy args failed, ret = %d", rt_ret);
  68. return rt_ret;
  69. }
  70. *args = fwk_op_args;
  71. return SUCCESS;
  72. }
  73. Status AiCpuTaskBuilder::InitWorkspaceAndIO(void **io_addr, void **kernel_workspace,
  74. const SingleOpModelParam &param, bool dynamic_flag) {
  75. if (kernel_def_.args_size() > sizeof(STR_FWK_OP_KERNEL)) {
  76. GELOGE(ACL_ERROR_GE_PARAM_INVALID, "sizeof STR_FWK_OP_KERNEL is: %lu, but args_size is: %d",
  77. sizeof(STR_FWK_OP_KERNEL), kernel_def_.args_size());
  78. return ACL_ERROR_GE_PARAM_INVALID;
  79. }
  80. auto addresses = BuildTaskUtils::GetAddresses(op_desc_, param);
  81. auto ws_addr_vec = addresses.at(BuildTaskUtils::kAddressIndexWorkspace);
  82. if (dynamic_flag) {
  83. GE_CHK_RT_RET(rtMalloc(kernel_workspace, kernel_def_.task_info_size(), RT_MEMORY_HBM));
  84. } else {
  85. if (ws_addr_vec.empty()) {
  86. GELOGE(ACL_ERROR_GE_PARAM_INVALID, "workspace Data Address is empty.");
  87. return ACL_ERROR_GE_PARAM_INVALID;
  88. }
  89. *kernel_workspace = ws_addr_vec[0];
  90. }
  91. GE_CHK_RT_RET(rtMemcpy(*kernel_workspace, kernel_def_.task_info_size(),
  92. kernel_def_.task_info().data(), kernel_def_.task_info_size(),
  93. RT_MEMCPY_HOST_TO_DEVICE));
  94. auto ret = SetInputOutputAddr(io_addr, BuildTaskUtils::JoinAddresses(addresses));
  95. if (ret != SUCCESS) {
  96. return ret;
  97. }
  98. return SUCCESS;
  99. }
  100. Status AiCpuTaskBuilder::BuildTask(ge::AiCpuTask &task, const SingleOpModelParam &param,
  101. bool dynamic_flag, uint64_t kernel_id) {
  102. GE_CHK_STATUS_RET_NOLOG(InitWorkspaceAndIO(&task.io_addr_, &task.workspace_addr_, param, dynamic_flag));
  103. STR_FWK_OP_KERNEL fwk_op_kernel = {0};
  104. auto ret = SetFmkOpKernel(task.io_addr_, task.workspace_addr_, fwk_op_kernel);
  105. if (ret != SUCCESS) {
  106. return ret;
  107. }
  108. task.op_desc_ = op_desc_;
  109. task.num_inputs_ = op_desc_->GetInputsSize();
  110. task.num_outputs_ = op_desc_->GetOutputsSize();
  111. // get kernel_ext_info
  112. auto &kernel_ext_info = kernel_def_.kernel_ext_info();
  113. auto kernel_ext_info_size = kernel_def_.kernel_ext_info_size();
  114. GE_CHK_BOOL_RET_STATUS(kernel_ext_info.size() == kernel_ext_info_size, FAILED,
  115. "task def kernel_ext_info.size=%zu, but kernel_ext_info_size=%u.",
  116. kernel_ext_info.size(), kernel_ext_info_size);
  117. GE_CHK_STATUS_RET(task.SetExtInfoAndType(kernel_ext_info, kernel_id), "Init ext info failed.");
  118. if (task.ext_info_addr_dev_ != nullptr) {
  119. fwk_op_kernel.fwkKernelBase.fwk_kernel.extInfoAddr = reinterpret_cast<uintptr_t>(task.ext_info_addr_dev_);
  120. fwk_op_kernel.fwkKernelBase.fwk_kernel.extInfoLen = kernel_ext_info_size;
  121. }
  122. GE_CHK_STATUS_RET(task.InitForSummaryAndCopy(), "AiCpuTask init for summary and copy task failed.");
  123. fwk_op_kernel.fwkKernelBase.fwk_kernel.sessionID = ULLONG_MAX;
  124. fwk_op_kernel.fwkKernelBase.fwk_kernel.kernelID = kernel_id;
  125. fwk_op_kernel.fwkKernelBase.fwk_kernel.opType = aicpu::FWKAdapter::FWKOperateType::FWK_ADPT_KERNEL_RUN_NO_SESS;
  126. ret = SetKernelArgs(&task.args_, fwk_op_kernel);
  127. if (ret != SUCCESS) {
  128. return ret;
  129. }
  130. task.arg_size_ = sizeof(STR_FWK_OP_KERNEL);
  131. task.op_type_ = op_desc_->GetName();
  132. task.task_info_ = kernel_def_.task_info();
  133. task.dynamic_flag_ = dynamic_flag;
  134. task.kernel_id_ = kernel_id;
  135. auto debug_info = BuildTaskUtils::GetTaskInfo(op_desc_);
  136. GELOGI("[TASK_INFO] %s/%s %s", std::to_string(kernel_id).c_str(), task.op_type_.c_str(), debug_info.c_str());
  137. return SUCCESS;
  138. }
  139. } // 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