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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (c) 2016-2018 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"
#ifndef VEC_SIZE
#define VEC_SIZE 1
#endif
#if defined(DATA_TYPE)
/** Performs a negation of input tensor.
*
* @attention Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g.
* -DVEC_SIZE=16
* @attention Data type can be passed using the -DDATA_TYPE compile flag, e.g. -DDATA_TYPE=float
*
* @param[in] in_ptr Pointer to the source image. Supported data types:
* S16/S32/F16/F32.
* @param[in] in_stride_x Stride of the source image in X dimension (in
* bytes)
* @param[in] in_step_x in_stride_x * number of elements along X processed
* per work item (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: same as @p input_ptr
* @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 work item (in bytes)
* @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination
* image
*
*/
__kernel void neg_tensor(TENSOR3D_DECLARATION(input), TENSOR3D_DECLARATION(output))
{
Tensor3D input = CONVERT_TO_TENSOR3D_STRUCT(input);
Tensor3D output = CONVERT_TO_TENSOR3D_STRUCT(output);
VSTORE(VEC_SIZE)
(-VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input.ptr), 0, (__global DATA_TYPE *)output.ptr);
}
#endif // defined(DATA_TYPE)
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