1 /* 2 * Copyright (c) 2022 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef SRC_DYNAMIC_FUSION_SKETCH_GPU_TEMPLATE_WRITER_CL_CLTEMPLATEWRITER 25 #define SRC_DYNAMIC_FUSION_SKETCH_GPU_TEMPLATE_WRITER_CL_CLTEMPLATEWRITER 26 27 #include "src/dynamic_fusion/sketch/gpu/GpuKernelArgument.h" 28 #include "src/dynamic_fusion/sketch/gpu/GpuKernelComponentGroup.h" 29 #include "src/dynamic_fusion/sketch/gpu/IGpuKernelWriter.h" 30 #include "src/dynamic_fusion/sketch/gpu/template_writer/GpuKernelVariableTable.h" 31 32 #include <map> 33 34 namespace arm_compute 35 { 36 namespace experimental 37 { 38 namespace dynamic_fusion 39 { 40 /** Use a templated-string-based method to write kernel code 41 * It stitches the component code templates together based on the valid fusion configuration. 42 * It then instantiates the actual kernel code from the template and the generated tag lookup table. 43 */ 44 class ClTemplateWriter : public IGpuKernelWriter 45 { 46 public: 47 /** Instantiates a kernel code string from the kernel code template 48 * @note: some tags can be unused since they could be used only for the macros, or only for the component code 49 * 50 * @param[in] code_template Kernel code template 51 * @param[in] tags Tag lookup table 52 * 53 * @return std::string Instantiated kernel string 54 */ 55 static std::string replace_tags(const std::string &code_template, const TagLUT &tags); 56 /** Default constructor */ 57 ClTemplateWriter() = default; 58 /** Constructor 59 * 60 * @param[in] components Kernel component group from which the kernel will be generated 61 */ 62 ClTemplateWriter(const GpuKernelComponentGroup &components); 63 /** Destructor */ 64 ~ClTemplateWriter() override; 65 /** Generate kernel name */ 66 std::string get_name() override; 67 /** Generate kernel code */ 68 std::string get_code() override; 69 /** Generate build options */ 70 CLBuildOptions get_build_options() override; 71 /** Generate config id string of the entire kernel. This is used for tuning */ 72 std::string get_config_id() override; 73 /** Generate execution window */ 74 Window get_window() const override; 75 /** Get the kernel argument lists of the kernel*/ 76 std::map<ITensorInfo::Id, GpuKernelArgument> get_tensors() override; 77 78 private: 79 std::string write_kernel_name() const; 80 std::string write_code(); 81 std::string write_global_section() const; 82 std::string write_argument_declaration(const GpuKernelVariableTable::TensorVariable &var) const; 83 std::string write_kernel_signature(const GpuKernelVariableTable::VariableList &argument_list) const; 84 85 private: 86 GpuKernelComponentGroup _components{}; 87 GpuKernelVariableTable _vtable{}; 88 }; 89 } // namespace dynamic_fusion 90 } // namespace experimental 91 } // namespace arm_compute 92 #endif /* SRC_DYNAMIC_FUSION_SKETCH_GPU_TEMPLATE_WRITER_CL_CLTEMPLATEWRITER */ 93