Georgios Pinitas | 11d8415 | 2021-04-28 10:20:18 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016-2021 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 ARM_COMPUTE_CL_CAST_KERNEL_H |
| 25 | #define ARM_COMPUTE_CL_CAST_KERNEL_H |
| 26 | |
| 27 | #include "src/core/common/Macros.h" |
| 28 | #include "src/core/gpu/cl/ClCompileContext.h" |
| 29 | #include "src/core/gpu/cl/IClKernel.h" |
| 30 | |
| 31 | namespace arm_compute |
| 32 | { |
| 33 | namespace opencl |
| 34 | { |
| 35 | namespace kernels |
| 36 | { |
| 37 | /** Casts a given tensor to a new type |
| 38 | * |
| 39 | * @note When casting between quantized types the scale and zeroPoint are ignored |
| 40 | */ |
| 41 | class ClCastKernel : public IClKernel |
| 42 | { |
| 43 | public: |
Giorgio Arena | 4a95bba | 2021-06-28 11:00:27 +0100 | [diff] [blame] | 44 | ClCastKernel(); |
Georgios Pinitas | 11d8415 | 2021-04-28 10:20:18 +0100 | [diff] [blame] | 45 | ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClCastKernel); |
| 46 | /** Set the src and dst of the kernel. |
| 47 | * |
| 48 | * Valid conversions src -> dst : |
| 49 | * |
| 50 | * - QSYMM8_PER_CHANNEL -> QASYMM8 (ATTENTION: it is the user's responsibility to keep track of the quantization info in the TensorInfo meta-data) |
| 51 | * - U8 -> S8, U16, S16, U32, S32, F16, F32 |
| 52 | * - U16 -> U8, S8, S16, U32, S32, F16, F32 |
| 53 | * - S16 -> U8, S8, U16, U32, S32, F16, F32 |
| 54 | * - U32 -> U8, S8, U16, S16, S32, F16, F32 |
| 55 | * - S32 -> U8, S8, U16, S16, U32, F16, F32 |
| 56 | * - F16 -> U8, S8, U16, S16, U32, F32 |
| 57 | * - F32 -> U8, S8, U16, S16, U32, F16 |
| 58 | * |
| 59 | * @param[in] compile_context The compile context to be used. |
| 60 | * @param[in] src The source tensor to convert. Data types supported: U8/S8/QSYMM8_PER_CHANNEL/U16/S16/U32/S32/F16/F32. |
| 61 | * @param[out] dst The destination tensor. Data types supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32. |
| 62 | * @param[in] policy Conversion policy |
| 63 | */ |
| 64 | void configure(const CLCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst, ConvertPolicy policy); |
| 65 | /** Static function to check if given info will lead to a valid configuration |
| 66 | * |
| 67 | * Similar to @ref ClCastKernel::configure() |
| 68 | * |
| 69 | * @return a status |
| 70 | */ |
| 71 | static Status validate(const ITensorInfo *src, const ITensorInfo *dst, ConvertPolicy policy); |
| 72 | |
| 73 | // Inherited methods overridden: |
| 74 | void run_op(ITensorPack &tensors, const Window &window, ::cl::CommandQueue &queue) override; |
| 75 | }; |
| 76 | } // namespace kernels |
| 77 | } // namespace opencl |
| 78 | } // namespace arm_compute |
| 79 | #endif /* ARM_COMPUTE_CL_CAST_KERNEL_H */ |