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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(PAD00) && defined(PAD10) && defined(PAD20) && defined(PAD21) && defined(PAD30) && defined(DATA_TYPE) && defined(VEC_SIZE) // Compile time constants
/** Perform a padded copy of input tensor to the output tensor. Padding values are defined at compile time
*
* @attention The following variables must be passed at compile time:
* -# -DPAD{d}{0,1} = padding before{0} and after{1} dimension d (d < 4)
* -# -DDEPTH = The third dimension (depth) of the tensor (it is needed only if d == 3)
* -# -DDATA_TYPE = Input and output datatypes.
*
* @param[in] in_ptr Pointer to the source tensor. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
* @param[in] in_stride_x Stride of the source tensor in X dimension (in bytes)
* @param[in] in_step_x input_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 input_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 input_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] in_offset_first_element_in_bytes The offset of the first element in the source tensor
* @param[out] out_ptr Pointer to the destination tensor. Supported data types: same as @p in_ptr
* @param[in] out_stride_x Stride of the destination tensor in X dimension (in bytes)
* @param[in] out_step_x output_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] out_stride_y Stride of the destination tensor in Y dimension (in bytes)
* @param[in] out_step_y output_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] out_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] out_step_z output_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] out_offset_first_element_in_bytes The offset of the first element in the destination tensor
*/
__kernel void copy_pad_tensor(
TENSOR3D_DECLARATION(in),
TENSOR3D_DECLARATION(out))
{
Tensor3D in = CONVERT_TO_TENSOR3D_STRUCT(in);
Tensor3D out = CONVERT_TO_TENSOR3D_STRUCT(out);
const int offset_x = PAD00;
const int offset_y = PAD10;
const int offset_z = PAD20;
#if PAD30 > 0
const size_t in_batch = get_global_id(2) / DEPTH;
const int total_depth = DEPTH + PAD20 + PAD21;
const int offset_w = PAD30 * total_depth + in_batch * (PAD20 + PAD21);
#else // PAD30 == 0
const int offset_w = 0;
#endif // PAD30
VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)
data = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)in.ptr);
VSTORE(VEC_SIZE)
(data, 0, (__global DATA_TYPE *)tensor3D_offset(&out, offset_x, offset_y, offset_z + offset_w));
}
#endif // Compile time constants
#if defined(DATA_TYPE)
/** Performs a copy of input tensor to the output tensor.
*
* @param[in] in_ptr Pointer to the source tensor. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
* @param[in] in_stride_x Stride of the source tensor in X dimension (in bytes)
* @param[in] in_step_x input_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 input_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 input_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] in_offset_first_element_in_bytes The offset of the first element in the source tensor
* @param[out] out_ptr Pointer to the destination tensor. Supported data types: same as @p in_ptr
* @param[in] out_stride_x Stride of the destination tensor in X dimension (in bytes)
* @param[in] out_step_x output_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] out_stride_y Stride of the destination tensor in Y dimension (in bytes)
* @param[in] out_step_y output_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] out_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] out_step_z output_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] out_offset_first_element_in_bytes The offset of the first element in the destination tensor
*/
__kernel void copy_tensor(
TENSOR3D_DECLARATION(in),
TENSOR3D_DECLARATION(out))
{
Tensor3D in = CONVERT_TO_TENSOR3D_STRUCT(in);
Tensor3D out = CONVERT_TO_TENSOR3D_STRUCT(out);
#if defined(VEC_SIZE)
#if defined(LAST_ACCESSED_X)
// Check if access on width gets out of bounds
// If it does then shift access vector to access elements within bounds
const int shift = max((int)(get_global_id(0) * VEC_SIZE) - (int)LAST_ACCESSED_X, 0);
in.ptr -= shift * in.stride_x;
out.ptr -= shift * out.stride_x;
#endif // defined(LAST_ACCESSED_X)
// Load data
VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)
data = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)in.ptr);
// Store result
VSTORE(VEC_SIZE)
(data, 0, (__global DATA_TYPE *)out.ptr);
#else // defined(VEC_SIZE)
*((__global DATA_TYPE *)(out.ptr)) = *((__global DATA_TYPE *)(in.ptr));
#endif // defined(VEC_SIZE)
}
#endif // defined(DATA_TYPE)
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