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Diffstat (limited to 'src/core/CL/cl_kernels/common/col2im.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/common/col2im.cl | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/common/col2im.cl b/src/core/CL/cl_kernels/common/col2im.cl new file mode 100644 index 0000000000..4dc005fd43 --- /dev/null +++ b/src/core/CL/cl_kernels/common/col2im.cl @@ -0,0 +1,111 @@ +/* + * Copyright (c) 2017-2021, 2024 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(WIDTH_OUTPUT) && defined(ELEMENT_SIZE) && defined(WIDTH_INPUT) && defined(NUM_GROUPS) + +#if ELEMENT_SIZE == 1 +#define COND_DATA_TYPE char +#elif ELEMENT_SIZE == 2 +#define COND_DATA_TYPE short +#elif ELEMENT_SIZE == 4 +#define COND_DATA_TYPE int +#else // ELEMENT_SIZE +#error "Element size not support" +#endif // ELEMENT_SIZE + +/** This kernel performs a reshaping of the output of the convolution layer + * + * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float + * @note The width of the input tensor must be passed at compile time using -DWIDTH_INPUT: e.g. -DWIDTH_INPUT=320 + * @note The width of the output tensor must be passed at compile time using -DWIDTH_OUTPUT: e.g. -DWIDTH_OUTPUT=600 + * @note The element size must be passed at compile time using -DELEMENT_SIZE: e.g. -DELEMENT_SIZE=4 + * @note The number of groups must be passed at compile time using -DNUM_GROUPS: e.g. -DNUM_GROUPS=4 + * + * @param[in] src_ptr Pointer to the source tensor. Supported data types: QASYMM8/QASYMM8_SIGNED/F16/F32 + * @param[in] src_stride_x Stride of the source tensor 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 tensor 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 tensor + * @param[out] dst_ptr Pointer to the destination tensor. Supported data types: same as @p src_ptr + * @param[in] dst_stride_x Stride of the destination tensor 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 tensor 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 destination 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_stride_w Stride of the destination tensor in W dimension (in bytes) + * @param[in] dst_step_w dst_stride_w * number of elements along W processed per workitem(in bytes) + * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor + */ +__kernel void col2im( + TENSOR3D_DECLARATION(src), + TENSOR4D_DECLARATION(dst)) +{ + Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src); + Tensor4D dst = CONVERT_TO_TENSOR4D_STRUCT_NO_STEP(dst); + + const uint xd = get_global_id(1) % WIDTH_OUTPUT; // x coordinate of the destination tensor + const uint yd = get_global_id(1) / WIDTH_OUTPUT; // y coordinate of the destination tensor + + VEC_DATA_TYPE(DATA_TYPE, 8) + data = vload8(0, (__global DATA_TYPE *)src.ptr); + + uint x = get_global_id(0) * 8; + uint8 x_clamped = x + (uint8)(0, 1, 2, 3, 4, 5, 6, 7); + + VEC_DATA_TYPE(COND_DATA_TYPE, 8) + cond0 = CONVERT((x_clamped < WIDTH_INPUT), VEC_DATA_TYPE(COND_DATA_TYPE, 8)); + + // Clamp x if out-of-bounds + x_clamped = select((uint8)x, x_clamped, convert_int8(cond0)); + + // If out-of-bound, overwrite with the first element + data = select((VEC_DATA_TYPE(DATA_TYPE, 8))data.s0, data, cond0); + +#if NUM_GROUPS > 1 + // Compute output offset (batches on 4th dimension) + int idx = yd * dst_stride_y + xd * dst_stride_x + (get_global_id(2) / NUM_GROUPS) * dst.stride_w; + + const uint group = get_global_id(2) % NUM_GROUPS; // group ID + x_clamped += group * WIDTH_INPUT; +#else /* defined(NUM_GROUPS > 1 ) */ + // Compute output offset (batches on 3rd dimension) + int idx = yd * dst.stride_y + xd * dst.stride_x + get_global_id(2) * dst.stride_w; +#endif /* NUM_GROUPS > 1 */ + + // Store value + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s0 * dst.stride_z)) = data.s0; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s1 * dst.stride_z)) = data.s1; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s2 * dst.stride_z)) = data.s2; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s3 * dst.stride_z)) = data.s3; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s4 * dst.stride_z)) = data.s4; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s5 * dst.stride_z)) = data.s5; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s6 * dst.stride_z)) = data.s6; + *((__global DATA_TYPE *)(dst.ptr + idx + x_clamped.s7 * dst.stride_z)) = data.s7; +} +#endif // defined(DATA_TYPE) && defined(WIDTH_OUTPUT) && defined(ELEMENT_SIZE) && defined(WIDTH_INPUT) && defined(NUM_GROUPS) |