24.02.1
reorg_layer.cl
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/*
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* Copyright (c) 2018-2021 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "
helpers.h
"
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#if defined(DATA_TYPE) && defined(SRC_DEPTH) && defined(STRIDE)
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#define CALCULATE_SRC_COORDINATES(xo, yo, zo, xi, yi, zi) \
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({ \
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int offset = zo / (int)SRC_DEPTH; \
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xi = xo * (int)STRIDE + offset % (int)STRIDE; \
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yi = yo * (int)STRIDE + offset / (int)STRIDE; \
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zi = zo % SRC_DEPTH; \
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})
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/** Performs a reorganization layer of input tensor to the output tensor when the data layout is NCHW
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*
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* @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float
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* @note The depth of the input tensor must be passed at compile time using -DSRC_DEPTH: e.g. -DSRC_DEPTH=64
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* @note The distance between 2 consecutive pixels along the x and y direction must be passed at compile time using -DSTRIDE: e.g. -DSTRIDE=2
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*
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* @param[in] src_ptr Pointer to the source tensor. Supported data types: All
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* @param[in] src_stride_x Stride of the source tensor in X dimension (in bytes)
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* @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes)
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* @param[in] src_stride_y Stride of the source tensor in Y dimension (in bytes)
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* @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes)
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* @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes)
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* @param[in] src_step_z src_stride_z * number of elements along Z processed per workitem(in bytes)
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* @param[in] src_offset_first_element_in_bytes The offset of the first element in the source tensor
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* @param[out] dst_ptr Pointer to the destination tensor. Supported data types: same as @p src_ptr
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* @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes)
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* @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes)
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* @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes)
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* @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes)
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* @param[in] dst_stride_z Stride of the source tensor in Z dimension (in bytes)
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* @param[in] dst_step_z dst_stride_z * number of elements along Z processed per workitem(in bytes)
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* @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor
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*/
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__kernel
void
reorg_layer_nchw(
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TENSOR3D_DECLARATION
(
src
),
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TENSOR3D_DECLARATION
(
dst
))
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{
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Tensor3D
out =
CONVERT_TO_TENSOR3D_STRUCT
(
dst
);
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int
xo = get_global_id(0);
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int
yo = get_global_id(1);
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int
zo = get_global_id(2);
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int
xi, yi, zi;
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CALCULATE_SRC_COORDINATES(xo, yo, zo, xi, yi, zi);
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int
src_offset = xi *
sizeof
(DATA_TYPE) + yi * src_stride_y + zi * src_stride_z;
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*((__global DATA_TYPE *)out.
ptr
) = *((__global DATA_TYPE *)(src_ptr + src_offset_first_element_in_bytes + src_offset));
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}
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#endif // // defined(DATA_TYPE) && defined(SRC_DEPTH) && defined(STRIDE)
arm_compute::test::validation::src
SimpleTensor< float > src
Definition:
DFT.cpp:155
arm_compute::test::validation::dst
auto dst
Definition:
DFT.cpp:170
CONVERT_TO_TENSOR3D_STRUCT
#define CONVERT_TO_TENSOR3D_STRUCT(name)
Definition:
helpers.h:893
Tensor3D
Structure to hold 3D tensor information.
Definition:
helpers.h:932
TENSOR3D_DECLARATION
#define TENSOR3D_DECLARATION(name)
Definition:
helpers.h:852
Tensor3D::ptr
__global uchar * ptr
Pointer to the starting postion of the buffer.
Definition:
helpers.h:934
helpers.h
src
core
CL
cl_kernels
nchw
reorg_layer.cl
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