diff options
Diffstat (limited to 'src/core/CL/cl_kernels/common/elementwise_unary.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/common/elementwise_unary.cl | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/common/elementwise_unary.cl b/src/core/CL/cl_kernels/common/elementwise_unary.cl new file mode 100644 index 0000000000..81835108a3 --- /dev/null +++ b/src/core/CL/cl_kernels/common/elementwise_unary.cl @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2018-2021, 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. + */ +#include "helpers.h" + +#if defined(DATA_TYPE) && defined(OPERATION) + +// Calculate exponential +#define exp_op(input) exp(input) +// Calculate reverse square root +#define rsqrt_op(input) rsqrt(input) +// Calculate negative +#define neg_op(input) (-input) +// Calculate sine +#define sin_op(input) sin(input) +// Calculate abs for floating point values +#define fabs_op(input) fabs(input) +// Calculate natural_log +#define natural_log_op(input) log(input) +// Calculate round using round to nearest even rounding mode +#define round_op(input) rint(input) + +#if defined(VEC_SIZE) +#define VEC_TYPE VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) +#define logical_not_op(input) CONVERT(CONVERT(!input, VEC_TYPE) & ((VEC_TYPE)0x1), VEC_TYPE) +#else // defined(VEC_SIZE) +#define logical_not_op(input) ((!input) & 0x1) +#endif // defined(VEC_SIZE) + +/** Applies element wise unary operator in a tensor. + * + * @param[in] in_ptr Pointer to the source image. Supported data types: F16/32. + * @param[in] in_stride_x Stride of the source tensor in X dimension (in bytes) + * @param[in] in_step_x in_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] in_stride_y Stride of the source tensor in Y dimension (in bytes) + * @param[in] in_step_y in_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] in_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] in_step_z in_stride_z * number of elements along Z processed per workitem(in bytes) + * @param[in] in_offset_first_element_in_bytes Offset of the first element in the source image + * @param[out] out_ptr Pointer to the destination image. Supported data types: F16/32. + * @param[in] out_stride_x Stride of the destination image in X dimension (in bytes) + * @param[in] out_step_x out_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] out_step_y Stride of the destination tensor in Y dimension (in bytes) + * @param[in] out_step_y out_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] out_stride_z Stride of the destination tensor in Z dimension (in bytes) + * @param[in] out_step_z out_stride_z * number of elements along Z processed per workitem(in bytes) + * @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination image + */ +__kernel void elementwise_unary( + TENSOR3D_DECLARATION(in), + TENSOR3D_DECLARATION(out)) +{ + Tensor3D in = CONVERT_TO_TENSOR3D_STRUCT(in); + Tensor3D out = CONVERT_TO_TENSOR3D_STRUCT(out); + +#if defined(VEC_SIZE) && defined(LAST_ACCESSED_X) + // Check if access on width gets out of bounds + // If it does shift access vector to access elements within bounds + const int xi = (int)(get_global_id(0) * VEC_SIZE); + in.ptr -= max(xi - (int)LAST_ACCESSED_X, 0) * in_stride_x; + out.ptr -= max(xi - (int)LAST_ACCESSED_X, 0) * out_stride_x; + + VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) + data = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)in.ptr); + + VSTORE(VEC_SIZE) + (OPERATION(data), 0, (__global DATA_TYPE *)out.ptr); +#else // !defined(VEC_SIZE) || !defined(LAST_ACCESSED_X) + *((__global DATA_TYPE *)(out.ptr)) = (DATA_TYPE)(OPERATION(*((__global DATA_TYPE *)in.ptr))); +#endif // defined(VEC_SIZE) && defined(LAST_ACCESSED_X) +} +#endif // defined(DATA_TYPE) && defined(OPERATION) |