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/*
* Copyright (c) 2018-2019 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(CONSTANT_VALUE) // Check for compile time constants
/** Fill the tensor's planes with all value
* @attention The following variables must be passed at compile time:
* -# -DDATA_TYPE = Tensor data type. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
* -# -DCONSTANT_VALUE = The value use to fill the tensor's planes
* -# -DVEC_SIZE = Vector size
* -# -DLAST_ACCESSED_X = The element that is on the X border (threads trying to set this, might need to step back a bit)
*
* @param[in] tensor_ptr Pointer to the source image. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32.
* @param[in] tensor_stride_x Stride of the source image in X dimension (in bytes)
* @param[in] tensor_step_x tensor_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] tensor_stride_y Stride of the source image in Y dimension (in bytes)
* @param[in] tensor_step_y tensor_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] tensor_offset_first_element_in_bytes The offset of the first element in the source image
* @param[in] value The value used to fill the pages of the tensor
*/
__kernel void memset(
TENSOR3D_DECLARATION(tensor))
{
Tensor3D tensor = CONVERT_TO_TENSOR3D_STRUCT(tensor);
#if defined(VEC_SIZE)
#if 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);
tensor.ptr -= max(xi - (int)LAST_ACCESSED_X, 0) * tensor_stride_x;
#endif // defined(LAST_ACCESSED_X)
VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)
data = (DATA_TYPE)(CONSTANT_VALUE);
VSTORE(VEC_SIZE)
(data, 0, (__global DATA_TYPE *)tensor.ptr);
#else // !defined(VEC_SIZE)
*((__global DATA_TYPE *)(tensor.ptr)) = (DATA_TYPE)(CONSTANT_VALUE);
#endif // defined(VEC_SIZE)
}
#endif // Check for compile time constants
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