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stream_resource_unittest.cc 2.3 kB

5 years ago
5 years ago
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  1. /**
  2. * Copyright 2019-2020 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 <gtest/gtest.h>
  17. #include <vector>
  18. #include "runtime/rt.h"
  19. #define protected public
  20. #define private public
  21. #include "single_op/stream_resource.h"
  22. #undef private
  23. #undef protected
  24. using namespace std;
  25. using namespace testing;
  26. using namespace ge;
  27. class UtestStreamResource : public testing::Test {
  28. protected:
  29. void SetUp() {}
  30. void TearDown() {}
  31. rtStream_t stream;
  32. };
  33. TEST_F(UtestStreamResource, test_cache_op) {
  34. StreamResource res;
  35. auto *op = new SingleOp();
  36. string stub_name = "stubFunc";
  37. const void *key = stub_name.c_str();
  38. ASSERT_EQ(res.GetOperator(key), nullptr);
  39. res.CacheOperator(key, op);
  40. ASSERT_NE(res.GetOperator(key), nullptr);
  41. }
  42. TEST_F(UtestStreamResource, test_malloc_memory) {
  43. StreamResource res;
  44. ASSERT_NE(res.MallocMemory(100), nullptr);
  45. ASSERT_NE(res.MallocMemory(100), nullptr);
  46. ASSERT_NE(res.MallocMemory(100), nullptr);
  47. }
  48. TEST_F(UtestStreamResource, test_do_malloc_memory) {
  49. size_t max_allocated = 0;
  50. vector<uint8_t *> allocated;
  51. uint8_t *ret = StreamResource::DoMallocMemory(100, max_allocated, allocated);
  52. ASSERT_EQ(allocated.size(), 1);
  53. ASSERT_NE(allocated.back(), nullptr);
  54. ASSERT_EQ(max_allocated, 100);
  55. StreamResource::DoMallocMemory(50, max_allocated, allocated);
  56. StreamResource::DoMallocMemory(99, max_allocated, allocated);
  57. StreamResource::DoMallocMemory(100, max_allocated, allocated);
  58. ASSERT_EQ(allocated.size(), 1);
  59. ASSERT_EQ(max_allocated, 100);
  60. StreamResource::DoMallocMemory(101, max_allocated, allocated);
  61. ASSERT_EQ(allocated.size(), 2);
  62. ASSERT_EQ(max_allocated, 101);
  63. for (auto res : allocated) {
  64. rtFree(res);
  65. }
  66. }

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