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/*
* Copyright (c) 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"
/** This function applies upsample on an input image. (NCHW)
*
* @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
* -# -DVEC_SIZE_IN = Input vector size
* -# -DVEC_SIZE_OUT = Output vector size
* -# -DLAST_ACCESSED_X_IN = The input element that is on the X border (threads trying to set this, might need to step back a bit)
* -# -DLAST_ACCESSED_X_OUT = The output element that is on the X border (threads trying to set this, might need to step back a bit)
*
* @param[in] src_ptr Pointer to the source image. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
* @param[in] src_stride_x Stride of the source image in X dimension (in bytes)
* @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] src_stride_y Stride of the source image in Y dimension (in bytes)
* @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] src_step_z src_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image
* @param[out] dst_ptr Pointer to the destination image. Supported data types: same as @p src_ptr
* @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes)
* @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes)
* @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] dst_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] dst_step_z dst_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image
*/
__kernel void upsample_layer_nchw(
TENSOR3D_DECLARATION(src),
TENSOR3D_DECLARATION(dst))
{
Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src);
Tensor3D dst = CONVERT_TO_TENSOR3D_STRUCT(dst);
#if defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
// Check if access on width gets out of bounds
// If it does shift access vector to access elements within bounds
const int xi_in = (int)(get_global_id(0) * VEC_SIZE_IN);
const int xi_out = (int)(get_global_id(0) * VEC_SIZE_OUT);
src.ptr -= max(xi_in - (int)LAST_ACCESSED_X_IN, 0) * src_stride_x;
dst.ptr -= max(xi_out - (int)LAST_ACCESSED_X_OUT, 0) * dst_stride_x;
VEC_DATA_TYPE(DATA_TYPE, 8)
data = vload8(0, (__global DATA_TYPE *)src.ptr);
VEC_DATA_TYPE(DATA_TYPE, 16)
data_out = (VEC_DATA_TYPE(DATA_TYPE, 16))(data.s0, data.s0, data.s1, data.s1, data.s2, data.s2, data.s3, data.s3, data.s4, data.s4, data.s5, data.s5, data.s6, data.s6, data.s7, data.s7);
vstore16(data_out, 0, (__global DATA_TYPE *)dst.ptr);
vstore16(data_out, 0, (__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 0));
#else // !defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 0, 0)) = *((__global DATA_TYPE *)src.ptr);
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 0)) = *((__global DATA_TYPE *)src.ptr);
#endif // defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
}
/** This function applies upsample on an input image. (NHWC)
*
* @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
* -# -DVEC_SIZE_IN = Input vector size
* -# -DVEC_SIZE_OUT = Output vector size
* -# -DLAST_ACCESSED_X_IN = The input element that is on the X border (threads trying to set this, might need to step back a bit)
* -# -DLAST_ACCESSED_X_OUT = The output element that is on the X border (threads trying to set this, might need to step back a bit)
*
* @param[in] src_ptr Pointer to the source image. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
* @param[in] src_stride_x Stride of the source image in X dimension (in bytes)
* @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] src_stride_y Stride of the source image in Y dimension (in bytes)
* @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] src_step_z src_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image
* @param[out] dst_ptr Pointer to the destination image. Supported data types: same as @p src_ptr
* @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes)
* @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes)
* @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes)
* @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes)
* @param[in] dst_stride_z Stride of the source tensor in Z dimension (in bytes)
* @param[in] dst_step_z dst_stride_z * number of elements along Z processed per workitem(in bytes)
* @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image
*/
__kernel void upsample_layer_nhwc(
TENSOR3D_DECLARATION(src),
TENSOR3D_DECLARATION(dst))
{
Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src);
Tensor3D dst = CONVERT_TO_TENSOR3D_STRUCT(dst);
#if defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
// Check if access on width gets out of bounds
// If it does shift access vector to access elements within bounds
const int xi_in = (int)(get_global_id(0) * VEC_SIZE_IN);
const int xi_out = (int)(get_global_id(0) * VEC_SIZE_OUT);
src.ptr -= max(xi_in - (int)LAST_ACCESSED_X_IN, 0) * src_stride_x;
dst.ptr -= max(xi_out - (int)LAST_ACCESSED_X_OUT, 0) * dst_stride_x;
VEC_DATA_TYPE(DATA_TYPE, 16)
data = vload16(0, (__global DATA_TYPE *)src.ptr);
vstore16(data, 0, (__global DATA_TYPE *)tensor3D_offset(&dst, 0, 0, 0));
vstore16(data, 0, (__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 0));
vstore16(data, 0, (__global DATA_TYPE *)tensor3D_offset(&dst, 0, 0, 1));
vstore16(data, 0, (__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 1));
#else // !defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 0, 0)) = *((__global DATA_TYPE *)src.ptr);
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 0)) = *((__global DATA_TYPE *)src.ptr);
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 0, 1)) = *((__global DATA_TYPE *)src.ptr);
*((__global DATA_TYPE *)tensor3D_offset(&dst, 0, 1, 1)) = *((__global DATA_TYPE *)src.ptr);
#endif // defined(VEC_SIZE_IN) && defined(VEC_SIZE_OUT) && defined(LAST_ACCESSED_X_IN) && defined(LAST_ACCESSED_X_OUT)
}
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