| /* |
| * Copyright (c) 2023 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| |
| #ifndef CKW_SRC_CL_CLKERNELWRITER_H |
| #define CKW_SRC_CL_CLKERNELWRITER_H |
| |
| #include "ckw/KernelWriter.h" |
| |
| #include <utility> |
| |
| namespace ckw |
| { |
| |
| /** OpenCL kernel writer. */ |
| class CLKernelWriter : public KernelWriter |
| { |
| public: |
| // ============================================================================================= |
| // Construtors and destructor |
| // ============================================================================================= |
| |
| /** Initialize a new instance of @ref CLKernelWriter class. */ |
| CLKernelWriter(); |
| |
| /** Destructor */ |
| ~CLKernelWriter(); |
| |
| // ============================================================================================= |
| // Misc |
| // ============================================================================================= |
| |
| void comment(const std::string &text) override; |
| |
| // ============================================================================================= |
| // Code generation |
| // ============================================================================================= |
| |
| std::unique_ptr<Kernel> emit_kernel(const std::string &name) override; |
| |
| /** Declare a tile given name and tile information |
| * |
| * Similar to @ref KernelWriter::declare_tile() |
| */ |
| TileOperand &declare_tile(const ::std::string &name, const TileInfo &tile_info) override; |
| |
| |
| protected: |
| /** Append the specified code to the kernel body source code. */ |
| template <typename T, typename... TArgs> |
| void append_code(T &&code, TArgs &&...args) |
| { |
| append_code(std::forward<T>(code)); |
| append_code(std::forward<TArgs>(args)...); |
| } |
| |
| /** Append the specified code to the kernel body source code. */ |
| template <typename T> |
| void append_code(T &&code) |
| { |
| _body_source_code += std::forward<T>(code); |
| } |
| |
| /** Get the current kernel body source code. */ |
| const std::string &body_source_code() const; |
| |
| /** Add a tile operand to the kernel and return it */ |
| TileOperand &add_operand(const std::string &code, const TileInfo &tile_info) override; |
| |
| private: |
| /** This string contains the kernel body source code, not the full CL source code. |
| * The full source code will only be generated when the user calls @ref KernelWriter::emit_kernel. |
| * |
| * In order to add code to this, use @ref CLKernelWriter::append_code. |
| * Do not attempt to concatenate and alter this string directly. |
| */ |
| std::string _body_source_code{}; |
| }; |
| |
| } // namespace ckw |
| |
| #endif // CKW_SRC_CL_CLKERNELWRITER_H |