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fp16_unittest.cc 1.3 kB

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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 "common/fp16_t.h"
  18. namespace ge {
  19. namespace formats {
  20. class UtestFP16 : public testing::Test {
  21. protected:
  22. void SetUp() {}
  23. void TearDown() {}
  24. };
  25. TEST_F(UtestFP16, fp16_to_other) {
  26. fp16_t test;
  27. float num = test.ToFloat();
  28. EXPECT_EQ(num, 0.0);
  29. double num2 = test.ToDouble();
  30. EXPECT_EQ(num2, 0);
  31. int16_t num3 = test.ToInt16();
  32. EXPECT_EQ(num3, 0);
  33. int32_t num4 = test.ToInt32();
  34. EXPECT_EQ(num4, 0);
  35. int8_t num5 = test.ToInt8();
  36. EXPECT_EQ(num5, 0);
  37. uint16_t num6 = test.ToUInt16();
  38. EXPECT_EQ(num6, 0);
  39. uint32_t num7 = test.ToUInt16();
  40. EXPECT_EQ(num7, 0);
  41. uint8_t num8 = test.ToUInt8();
  42. EXPECT_EQ(num8, 0);
  43. }
  44. } // namespace formats
  45. } // 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