| /* |
| * 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" |
| |
| #if defined(FIXED_POINT_POSITION) |
| #include "fixed_point.h" |
| #endif // FIXED_POINT_POSITION |
| |
| #if defined(DATA_TYPE) && defined(ELEMENT_SIZE) |
| #if !defined(FIXED_POINT_POSITION) |
| |
| #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 |
| |
| #if defined(CONVOLVED_WIDTH) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM when the kernel size is 1x1 and the stride_x = 1 |
| * |
| * @note This kernel computes 4 elements |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The stride along the Y direction must be passed at compile time using -DSTRIDE_Y: e.g. -DSTRIDE_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col1x1_stridex1_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const uint xc = get_global_id(0) * 4; // x coordinate in the convolved tensor |
| const uint yc = get_global_id(1); // y coordinate in the convolved tensor |
| const uint ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const uint batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Clamp xc |
| // The strategy clamps at "xc" as it will be a valid value for sure |
| uint4 xc_clamped = xc + (uint4)(0, 1, 2, 3); |
| |
| // Check which values are valid |
| const VEC_DATA_TYPE(COND_DATA_TYPE, 4) cond0 = CONVERT((xc_clamped < SRC_WIDTH), VEC_DATA_TYPE(COND_DATA_TYPE, 4)); |
| |
| xc_clamped = select((uint4)xc, xc_clamped, convert_int4(cond0)); |
| |
| // Calculate input indices |
| const uint xi = xc; |
| const uint yi = yc * STRIDE_Y; |
| |
| // Calculate output indices |
| const uint xo = ch; |
| const uint4 yo = xc_clamped + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * src_stride_x + yi * src_stride_y + ch * src_stride_z + batch * src_stride_w; |
| |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + batch * dst_stride_w; |
| |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| data = vload4(0, (__global DATA_TYPE *)input_ptr); |
| |
| // If out-of-bound, overwrite with the first element |
| data = select((VEC_DATA_TYPE(DATA_TYPE, 4))data.s0, data, cond0); |
| |
| *(__global DATA_TYPE *)(output_ptr + yo.s0 * dst_stride_y) = data.s0; |
| *(__global DATA_TYPE *)(output_ptr + yo.s1 * dst_stride_y) = data.s1; |
| *(__global DATA_TYPE *)(output_ptr + yo.s2 * dst_stride_y) = data.s2; |
| *(__global DATA_TYPE *)(output_ptr + yo.s3 * dst_stride_y) = data.s3; |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)(output_ptr + yo.s0 * dst_stride_y) + 1) = 1.0f; |
| *((__global DATA_TYPE *)(output_ptr + yo.s1 * dst_stride_y) + 1) = 1.0f; |
| *((__global DATA_TYPE *)(output_ptr + yo.s2 * dst_stride_y) + 1) = 1.0f; |
| *((__global DATA_TYPE *)(output_ptr + yo.s3 * dst_stride_y) + 1) = 1.0f; |
| } |
| #endif // HAS_BIAS |
| } |
| #endif // defined(CONVOLVED_WIDTH) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) |
| |
| #define PTR_TO_VALUE(PTR, DATA_TYPE) *((__global DATA_TYPE *)(PTR)) |
| |
| #if defined(CONVOLVED_WIDTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) && defined(PAD_LEFT) && defined(PAD_RIGHT) && defined(PAD_TOP) && defined(PAD_BOTTOM) && defined(PAD_VALUE) |
| |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM when the kernel size is 5x5 |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width and height of the input tensor must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT: e.g. -DSRC_WIDTH=128 and -DSRC_HEIGHT=128 |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The pad_left, pad_right, pad_top and pad_bottom must be passed at compile time using -DPAD_LEFT, -DPAD_RIGHT, -DPAD_TOP and -DPAD_BOTTOM: e.g. -DPAD_LEFT=1, -DPAD_RIGHT=2, -DPAD_TOP=3 and -DPAD_BOTTOM=2 |
| * @note The zero value to store in case we load values out-of-bounds must be passed at compile time using -DPAD_VALUE: e.g. -DPAD_VALUE=0.0 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note The dilation_x and dilation_y must be passed at compile time using -DDILATION_X and -DDILATION_Y: e.g. -DDILATION_X=1, -DDILATION_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col_generic_nhwc( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int src_stride_y_int = (int)src_stride_y; |
| const int src_stride_z_int = (int)src_stride_z; |
| const int xc = get_global_id(1); // x coordinate in the convolved tensor |
| const int yc = get_global_id(2) % CONVOLVED_HEIGHT; // y coordinate in the convolved tensor |
| const int ch = get_global_id(0); // input feature map |
| const int batch = get_global_id(2) / CONVOLVED_HEIGHT; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X - PAD_LEFT; |
| const int yi = yc * STRIDE_Y - PAD_TOP; |
| |
| // Calculate output indices |
| const int xo = ch * KERNEL_HEIGHT * KERNEL_WIDTH; |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * src_stride_y_int + yi * src_stride_z_int + ch * src_stride_x + batch * src_stride_w; |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + yo * dst_stride_y + batch * dst_stride_w; |
| |
| for(int yk = 0; yk < KERNEL_HEIGHT; ++yk) |
| { |
| const int dilated_offset_y = yk * DILATION_Y; |
| const int y0 = yi + dilated_offset_y; |
| if(y0 >= 0 && y0 < SRC_HEIGHT) |
| { |
| int xk; |
| for(xk = 0; xk < KERNEL_WIDTH; xk++) |
| { |
| const int dilated_offset_x = xk * DILATION_X; |
| const int x0 = xi + dilated_offset_x; |
| if(x0 >= 0 && x0 < SRC_WIDTH) |
| { |
| *((__global DATA_TYPE *)output_ptr) = PTR_TO_VALUE(input_ptr + dilated_offset_x * src_stride_y + dilated_offset_y * src_stride_z, DATA_TYPE); |
| } |
| else |
| { |
| *((__global DATA_TYPE *)output_ptr) = PAD_VALUE; |
| } |
| output_ptr += 1 * sizeof(DATA_TYPE); |
| } |
| } |
| else |
| { |
| for(int xk = 0; xk < KERNEL_WIDTH; xk++) |
| { |
| *((__global DATA_TYPE *)output_ptr) = (DATA_TYPE)PAD_VALUE; |
| output_ptr += 1 * dst_stride_x; |
| } |
| } |
| } |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)output_ptr) = 1.0f; |
| output_ptr += 1 * dst_stride_x; |
| } |
| #endif // HAS_BIAS |
| } |
| |
| /** This kernel performs a reshaping of the input tensor (with layout NHWC) to a tensor used to perform convolution using GEMM when the kernel size is 3x3 |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width and height of the input tensor must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT: e.g. -DSRC_WIDTH=128 and -DSRC_HEIGHT=128 |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The pad_left, pad_right, pad_top and pad_bottom must be passed at compile time using -DPAD_LEFT, -DPAD_RIGHT, -DPAD_TOP and -DPAD_BOTTOM: e.g. -DPAD_LEFT=1, -DPAD_RIGHT=2, -DPAD_TOP=3 and -DPAD_BOTTOM=2 |
| * @note The zero value to store in case we load values out-of-bounds must be passed at compile time using -DPAD_VALUE: e.g. -DPAD_VALUE=0.0 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col3x3_nhwc( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int src_stride_y_int = (int)src_stride_y; |
| const int src_stride_z_int = (int)src_stride_z; |
| const int xc = get_global_id(1); // x coordinate in the convolved tensor |
| const int yc = get_global_id(2) % CONVOLVED_HEIGHT; // y coordinate in the convolved tensor |
| const int ch = get_global_id(0); // input feature map |
| const int batch = get_global_id(2) / CONVOLVED_HEIGHT; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X - PAD_LEFT; |
| const int yi = yc * STRIDE_Y - PAD_TOP; |
| |
| // Calculate output indices |
| const int xo = ch * 9; // 3x3 |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * src_stride_y_int + yi * src_stride_z_int + ch * src_stride_x + batch * src_stride_w; |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + yo * dst_stride_y + batch * dst_stride_w; |
| |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row0 = (VEC_DATA_TYPE(DATA_TYPE, 3))(PAD_VALUE); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row1 = (VEC_DATA_TYPE(DATA_TYPE, 3))(PAD_VALUE); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row2 = (VEC_DATA_TYPE(DATA_TYPE, 3))(PAD_VALUE); |
| |
| const int3 y = (int3)yi + (int3)(0, 1, 2); |
| // Guard against reading outside the input buffer, there is no padding in Z so we check if ry is inside the buffer. |
| if(y.s0 >= 0 && y.s0 < SRC_HEIGHT) |
| { |
| row0 = (VEC_DATA_TYPE(DATA_TYPE, 3))( |
| PTR_TO_VALUE(input_ptr + 0 * src_stride_y, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 1 * src_stride_y, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 2 * src_stride_y, DATA_TYPE)); |
| } |
| |
| if(y.s1 >= 0 && y.s1 < SRC_HEIGHT) |
| { |
| row1 = (VEC_DATA_TYPE(DATA_TYPE, 3))( |
| PTR_TO_VALUE(input_ptr + 0 * src_stride_y + 1 * src_stride_z, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 1 * src_stride_y + 1 * src_stride_z, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 2 * src_stride_y + 1 * src_stride_z, DATA_TYPE)); |
| } |
| |
| if(y.s2 >= 0 && y.s2 < SRC_HEIGHT) |
| { |
| row2 = (VEC_DATA_TYPE(DATA_TYPE, 3))( |
| PTR_TO_VALUE(input_ptr + 0 * src_stride_y + 2 * src_stride_z, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 1 * src_stride_y + 2 * src_stride_z, DATA_TYPE), |
| PTR_TO_VALUE(input_ptr + 2 * src_stride_y + 2 * src_stride_z, DATA_TYPE)); |
| } |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| // Put 0 if the value is out-of-bound |
| const int3 x = (int3)xi + (int3)(0, 1, 2); |
| VEC_DATA_TYPE(COND_DATA_TYPE, 3) |
| cond0 = CONVERT((x >= (int3)0 && x < (int3)SRC_WIDTH), VEC_DATA_TYPE(COND_DATA_TYPE, 3)); |
| row0 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row0, cond0); |
| row1 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row1, cond0); |
| row2 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row2, cond0); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row0.s012, row1.s012, row2.s01), 0, (__global DATA_TYPE *)output_ptr); |
| *((__global DATA_TYPE *)output_ptr + 8) = row2.s2; |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)output_ptr + 9) = 1.0f; |
| } |
| #endif // HAS_BIAS |
| } |
| |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM when the kernel size is 3x3 |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width and height of the input tensor must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT: e.g. -DSRC_WIDTH=128 and -DSRC_HEIGHT=128 |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The pad_left, pad_right, pad_top and pad_bottom must be passed at compile time using -DPAD_LEFT, -DPAD_RIGHT, -DPAD_TOP and -DPAD_BOTTOM: e.g. -DPAD_LEFT=1, -DPAD_RIGHT=2, -DPAD_TOP=3 and -DPAD_BOTTOM=2 |
| * @note The zero value to store in case we load values out-of-bounds must be passed at compile time using -DPAD_VALUE: e.g. -DPAD_VALUE=0.0 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col3x3_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int xc = get_global_id(0); // x coordinate in the convolved tensor |
| const int yc = get_global_id(1); // y coordinate in the convolved tensor |
| const int ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const int batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X - PAD_LEFT; |
| const int yi = yc * STRIDE_Y - PAD_TOP; |
| |
| // Calculate output indices |
| const int xo = ch * 9; // 3x3 |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * (int)src_stride_x + yi * (int)src_stride_y + ch * src_stride_z + batch * src_stride_w; |
| |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + yo * dst_stride_y + batch * dst_stride_w; |
| |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row0 = vload3(0, (__global DATA_TYPE *)(input_ptr + 0 * src_stride_y)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row1 = vload3(0, (__global DATA_TYPE *)(input_ptr + 1 * src_stride_y)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row2 = vload3(0, (__global DATA_TYPE *)(input_ptr + 2 * src_stride_y)); |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| // Put 0 if the value is out-of-bound |
| int3 x = (int3)xi + (int3)(0, 1, 2); |
| int3 y = (int3)yi + (int3)(0, 1, 2); |
| |
| VEC_DATA_TYPE(COND_DATA_TYPE, 3) |
| cond0 = CONVERT((x >= (int3)0 && x < (int3)SRC_WIDTH && (int3)(y.s0 >= 0 && y.s0 < SRC_HEIGHT)), VEC_DATA_TYPE(COND_DATA_TYPE, 3)); |
| VEC_DATA_TYPE(COND_DATA_TYPE, 3) |
| cond1 = CONVERT((x >= (int3)0 && x < (int3)SRC_WIDTH && (int3)(y.s1 >= 0 && y.s1 < SRC_HEIGHT)), VEC_DATA_TYPE(COND_DATA_TYPE, 3)); |
| VEC_DATA_TYPE(COND_DATA_TYPE, 3) |
| cond2 = CONVERT((x >= (int3)0 && x < (int3)SRC_WIDTH && (int3)(y.s2 >= 0 && y.s2 < SRC_HEIGHT)), VEC_DATA_TYPE(COND_DATA_TYPE, 3)); |
| |
| row0 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row0, cond0); |
| row1 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row1, cond1); |
| row2 = select((VEC_DATA_TYPE(DATA_TYPE, 3))PAD_VALUE, row2, cond2); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row0.s012, row1.s012, row2.s01), 0, (__global DATA_TYPE *)output_ptr); |
| *((__global DATA_TYPE *)output_ptr + 8) = row2.s2; |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)output_ptr + 9) = 1.0f; |
| } |
| #endif // HAS_BIAS |
| } |
| |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM when the kernel size is 5x5 |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width and height of the input tensor must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT: e.g. -DSRC_WIDTH=128 and -DSRC_HEIGHT=128 |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The pad_left, pad_right, pad_top and pad_bottom must be passed at compile time using -DPAD_LEFT, -DPAD_RIGHT, -DPAD_TOP and -DPAD_BOTTOM: e.g. -DPAD_LEFT=1, -DPAD_RIGHT=2, -DPAD_TOP=3 and -DPAD_BOTTOM=2 |
| * @note The zero value to store in case we load values out-of-bounds must be passed at compile time using -DPAD_VALUE: e.g. -DPAD_VALUE=0.0 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col5x5_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int xc = get_global_id(0); // x coordinate in the convolved tensor |
| const int yc = get_global_id(1); // y coordinate in the convolved tensor |
| const int ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const int batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X - PAD_LEFT; |
| const int yi = yc * STRIDE_Y - PAD_TOP; |
| |
| // Calculate output indices |
| const int xo = ch * 25; // 5x5 |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| // Put 0 if the value is out-of-bound |
| int4 x0 = (int4)xi + (int4)(0, 1, 2, 3); |
| int4 y0 = (int4)yi + (int4)(0, 1, 2, 3); |
| int x1 = xi + 4; |
| int y1 = yi + 4; |
| |
| // Check if we could have out-of-bounds elements in the x direction |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| x0_condition = CONVERT((x0 >= (int4)0 && x0 < (int4)SRC_WIDTH), VEC_DATA_TYPE(COND_DATA_TYPE, 4)); |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| y0_condition = CONVERT((y0 >= (int4)0 && y0 < (int4)SRC_HEIGHT), VEC_DATA_TYPE(COND_DATA_TYPE, 4)); |
| COND_DATA_TYPE x1_condition = (COND_DATA_TYPE)(x1 >= 0 && x1 < SRC_WIDTH); |
| COND_DATA_TYPE y1_condition = (COND_DATA_TYPE)(y1 >= 0 && y1 < SRC_HEIGHT); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * (int)src_stride_x + yi * (int)src_stride_y + ch * src_stride_z + batch * src_stride_w; |
| |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + yo * dst_stride_y + batch * dst_stride_w; |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| row00 = vload4(0, (__global DATA_TYPE *)input_ptr); |
| DATA_TYPE |
| row01 = *((__global DATA_TYPE *)input_ptr + 4); |
| |
| input_ptr += src_stride_y; |
| |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| row10 = vload4(0, (__global DATA_TYPE *)input_ptr); |
| DATA_TYPE |
| row11 = *((__global DATA_TYPE *)input_ptr + 4); |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| cond00 = x0_condition && (VEC_DATA_TYPE(COND_DATA_TYPE, 4))y0_condition.s0; |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| cond10 = x0_condition && (VEC_DATA_TYPE(COND_DATA_TYPE, 4))y0_condition.s1; |
| COND_DATA_TYPE cond01 = (COND_DATA_TYPE)(x1_condition && y0_condition.s0); |
| COND_DATA_TYPE cond11 = (COND_DATA_TYPE)(x1_condition && y0_condition.s1); |
| |
| // Replace with 0 if the value is not valid |
| row00 = select((VEC_DATA_TYPE(DATA_TYPE, 4))PAD_VALUE, row00, cond00); |
| row10 = select((VEC_DATA_TYPE(DATA_TYPE, 4))PAD_VALUE, row10, cond10); |
| row01 = select((DATA_TYPE)PAD_VALUE, row01, cond01); |
| row11 = select((DATA_TYPE)PAD_VALUE, row11, cond11); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s0123, row01, |
| row10.s012), |
| 0, (__global DATA_TYPE *)output_ptr); |
| vstore2((VEC_DATA_TYPE(DATA_TYPE, 2))(row10.s3, row11), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 10 * dst_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| row00 = vload4(0, (__global DATA_TYPE *)input_ptr); |
| DATA_TYPE |
| row01 = *((__global DATA_TYPE *)input_ptr + 4); |
| |
| input_ptr += src_stride_y; |
| |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| row10 = vload4(0, (__global DATA_TYPE *)input_ptr); |
| DATA_TYPE |
| row11 = *((__global DATA_TYPE *)input_ptr + 4); |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| cond00 = x0_condition && (VEC_DATA_TYPE(COND_DATA_TYPE, 4))y0_condition.s2; |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| cond10 = x0_condition && (VEC_DATA_TYPE(COND_DATA_TYPE, 4))y0_condition.s3; |
| COND_DATA_TYPE cond01 = (COND_DATA_TYPE)(x1_condition && y0_condition.s2); |
| COND_DATA_TYPE cond11 = (COND_DATA_TYPE)(x1_condition && y0_condition.s3); |
| |
| // Replace with 0 if the value is not valid |
| row00 = select((VEC_DATA_TYPE(DATA_TYPE, 4))PAD_VALUE, row00, cond00); |
| row10 = select((VEC_DATA_TYPE(DATA_TYPE, 4))PAD_VALUE, row10, cond10); |
| row01 = select((DATA_TYPE)PAD_VALUE, row01, cond01); |
| row11 = select((DATA_TYPE)PAD_VALUE, row11, cond11); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s0123, row01, |
| row10.s012), |
| 0, (__global DATA_TYPE *)output_ptr); |
| vstore2((VEC_DATA_TYPE(DATA_TYPE, 2))(row10.s3, row11), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 10 * dst_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 4) |
| row00 = vload4(0, (__global DATA_TYPE *)input_ptr); |
| DATA_TYPE |
| row01 = *((__global DATA_TYPE *)input_ptr + 4); |
| |
| input_ptr += src_stride_y; |
| |
| #if PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| VEC_DATA_TYPE(COND_DATA_TYPE, 4) |
| cond00 = x0_condition && (VEC_DATA_TYPE(COND_DATA_TYPE, 4))y1_condition; |
| COND_DATA_TYPE cond01 = (COND_DATA_TYPE)(x1_condition && y1_condition); |
| |
| // Replace with 0 if the value is not valid |
| row00 = select((VEC_DATA_TYPE(DATA_TYPE, 4))PAD_VALUE, row00, cond00); |
| row01 = select((DATA_TYPE)PAD_VALUE, row01, cond01); |
| #endif // PAD_LEFT != 0 || PAD_TOP != 0 || PAD_RIGHT != 0 || PAD_BOTTOM != 0 |
| |
| vstore4(row00, 0, (__global DATA_TYPE *)output_ptr); |
| *((__global DATA_TYPE *)output_ptr + 4) = row01; |
| |
| output_ptr += 5 * dst_stride_x; |
| } |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)output_ptr) = 1.0f; |
| } |
| #endif // HAS_BIAS |
| } |
| #endif // defined(CONVOLVED_WIDTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) && defined(PAD_LEFT) && defined(PAD_RIGHT) && defined(PAD_TOP) && defined(PAD_BOTTOM) && defined(PAD_VALUE) |
| |
| #if defined(CONVOLVED_WIDTH) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM when the kernel size is 11x11 |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel depth must be passed at compile time using -DKERNEL_DEPTH: e.g. -DKERNEL_DEPTH=3 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col11x11_padx0_pady0_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int xc = get_global_id(0); // x coordinate in the convolved tensor |
| const int yc = get_global_id(1); // y coordinate in the convolved tensor |
| const int ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const int batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X; |
| const int yi = yc * STRIDE_Y; |
| |
| // Calculate output indices |
| const int xo = ch * 121; // 11x11 |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| // Get input and output address |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + xi * src_stride_x + yi * src_stride_y + ch * src_stride_z + batch * src_stride_w; |
| |
| __global uchar *output_ptr = dst_ptr + dst_offset_first_element_in_bytes + xo * dst_stride_x + yo * dst_stride_y + batch * dst_stride_w; |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| input_ptr += src_stride_y; |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| { |
| VEC_DATA_TYPE(DATA_TYPE, 8) |
| row00 = vload8(0, (__global DATA_TYPE *)(input_ptr)); |
| VEC_DATA_TYPE(DATA_TYPE, 3) |
| row01 = vload3(0, (__global DATA_TYPE *)(input_ptr) + 8); |
| |
| vstore8((VEC_DATA_TYPE(DATA_TYPE, 8))(row00.s01234567), 0, (__global DATA_TYPE *)output_ptr); |
| vstore3((VEC_DATA_TYPE(DATA_TYPE, 3))(row01.s012), 0, (__global DATA_TYPE *)output_ptr + 8); |
| |
| output_ptr += 11 * src_stride_x; |
| } |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| *((__global DATA_TYPE *)output_ptr) = 1.0f; |
| } |
| #endif // HAS_BIAS |
| } |
| #endif // defined(CONVOLVED_WIDTH) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_DEPTH) |
| #endif // !defined(FIXED_POINT_POSITION) |
| |
| #if defined(CONVOLVED_WIDTH) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_WIDTH) && defined(KERNEL_HEIGHT) && defined(KERNEL_DEPTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(VECTOR_SIZE) && defined(WIDTH_MOD_VECTOR_SIZE) |
| /** This kernel reshapes the input tensor to a tensor used to perform convolution using GEMM when |
| * the kernel width is greater than 1 (except when the kernel size is 3x3) and pad_x == pad_y == 0. |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE e.g. -DDATA_TYPE=float. |
| * @note The vector size must be passed at compile time using -DVECTOR_SIZE e.g. -DVECTOR_SIZE=4. |
| * @note The width modulo vector size must be passed at compile time using -DWIDTH_MOD_VECTOR_SIZE e.g. -DWIDTH_MOD_VECTOR_SIZE=3. |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col_generic_padx0_pady0_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int xc = get_global_id(0); // x coordinate in the convolved tensor |
| const int yc = get_global_id(1); // y coordinate in the convolved tensor |
| const int ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const int batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X; |
| const int yi = yc * STRIDE_Y; |
| // Calculate output indices |
| const int xo = ch * KERNEL_WIDTH * KERNEL_HEIGHT; |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + ch * src_stride_z + batch * src_stride_w; |
| __global DATA_TYPE *output_ptr = ((__global DATA_TYPE *)(dst_ptr + dst_offset_first_element_in_bytes + yo * dst_stride_y + batch * dst_stride_w)) + xo; |
| // Linearize convolution elements |
| for(int y = yi, y_e = yi + KERNEL_HEIGHT; y < y_e; ++y) |
| { |
| int last_x = 0; |
| for(int x = xi, x_e = xi + KERNEL_WIDTH; x + VECTOR_SIZE <= x_e; x += VECTOR_SIZE, output_ptr += VECTOR_SIZE) |
| { |
| VEC_DATA_TYPE(DATA_TYPE, VECTOR_SIZE) |
| row = VLOAD(VECTOR_SIZE)(0, (__global DATA_TYPE *)(input_ptr + x * src_stride_x + y * src_stride_y)); |
| VSTORE(VECTOR_SIZE) |
| (row, 0, output_ptr); |
| last_x = x; |
| } |
| // Copy the remainder of the row by doing VLOAD(WIDTH_MOD_VECTOR_SIZE) and VSTORE(WIDTH_MOD_VECTOR_SIZE). |
| // Note that x and output_ptr have already been incremented by VECTOR_SIZE by the loop just before exit. |
| #if WIDTH_MOD_VECTOR_SIZE == 1 |
| *output_ptr = *((__global DATA_TYPE *)(input_ptr + (last_x + VECTOR_SIZE) * src_stride_x + y * src_stride_y)); |
| #elif WIDTH_MOD_VECTOR_SIZE > 1 |
| VEC_DATA_TYPE(DATA_TYPE, WIDTH_MOD_VECTOR_SIZE) |
| row = VLOAD(WIDTH_MOD_VECTOR_SIZE)(0, (__global DATA_TYPE *)(input_ptr + (last_x + VECTOR_SIZE) * src_stride_x + y * src_stride_y)); |
| VSTORE(WIDTH_MOD_VECTOR_SIZE) |
| (row, 0, output_ptr); |
| #endif /* WIDTH_MOD_VECTOR_SIZE */ |
| output_ptr += WIDTH_MOD_VECTOR_SIZE; |
| } /* End of loop over KERNEL_HEIGHT */ |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| #ifdef FIXED_POINT_POSITION |
| *output_ptr = (DATA_TYPE)(1 << FIXED_POINT_POSITION); |
| #else // FIXED_POINT_POSITION |
| *output_ptr = 1.0f; |
| #endif // FIXED_POINT_POSITION |
| } |
| #endif // HAS_BIAS |
| } |
| #endif //defined(CONVOLVED_WIDTH) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(PAD_LEFT) && defined(PAD_TOP) && defined(PAD_RIGHT) && defined(PAD_BOTTOM) && defined(KERNEL_WIDTH) && defined(KERNEL_HEIGHT) && defined(KERNEL_DEPTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(VECTOR_SIZE) && defined(WIDTH_MOD_VECTOR_SIZE) |
| |
| #if defined(CONVOLVED_WIDTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_WIDTH) && defined(KERNEL_HEIGHT) && defined(KERNEL_DEPTH) && defined(PAD_LEFT) && defined(PAD_RIGHT) && defined(PAD_TOP) && defined(PAD_BOTTOM) && defined(PAD_VALUE) |
| /** This kernel performs a reshaping of the input tensor to a tensor used to perform convolution using GEMM. |
| * |
| * @note The data type must be passed at compile time using -DDATA_TYPE: e.g. -DDATA_TYPE=float |
| * @note The width and height of the input tensor must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT: e.g. -DSRC_WIDTH=128 and -DSRC_HEIGHT=128 |
| * @note The width of output tensor after matrix multiplication must be passed at compile time using -DCONVOLVED_WIDTH: e.g. -DCONVOLVED_WIDTH=34 |
| * @note The kernel width, height and depth must be passed at compile time using -DKERNEL_WIDTH, -DKERNEL_HEIGHT and -DKERNEL_DEPTH: e.g. -DKERNEL_WIDTH=3, -DKERNEL_HEIGHT=3 and -DKERNEL_DEPTH=64 |
| * @note The pad_left, pad_right, pad_top and pad_bottom must be passed at compile time using -DPAD_LEFT, -DPAD_RIGHT, -DPAD_TOP and -DPAD_BOTTOM: e.g. -DPAD_LEFT=1, -DPAD_RIGHT=2, -DPAD_TOP=3 and -DPAD_BOTTOM=2 |
| * @note The zero value to store in case we load values out-of-bounds must be passed at compile time using -DPAD_VALUE: e.g. -DPAD_VALUE=0.0 |
| * @note The stride along the X and Y directions must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y: e.g. -DSTRIDE_X=1 and -DSTRIDE_Y=1 |
| * @note The dilation_x and dilation_y must be passed at compile time using -DDILATION_X and -DDILATION_Y: e.g. -DDILATION_X=1, -DDILATION_Y=1 |
| * @note In case biases will be added to the convolution -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes). |
| * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes). |
| */ |
| __kernel void im2col_generic_dchw( |
| TENSOR3D_DECLARATION(src), |
| IMAGE_DECLARATION(dst), |
| uint src_stride_w, |
| uint dst_stride_w) |
| { |
| const int xc = get_global_id(0); // x coordinate in the convolved tensor |
| const int yc = get_global_id(1); // y coordinate in the convolved tensor |
| const int ch = get_global_id(2) % KERNEL_DEPTH; // input feature map |
| const int batch = get_global_id(2) / KERNEL_DEPTH; // batch size |
| |
| // Calculate input indices |
| const int xi = xc * STRIDE_X - PAD_LEFT; |
| const int yi = yc * STRIDE_Y - PAD_TOP; |
| |
| // Calculate output indices |
| const int xo = ch * KERNEL_WIDTH * KERNEL_HEIGHT; |
| const int yo = xc + yc * CONVOLVED_WIDTH; // Index of the convolution |
| |
| __global uchar *input_ptr = src_ptr + src_offset_first_element_in_bytes + ch * src_stride_z + batch * src_stride_w; |
| __global DATA_TYPE *output_ptr = ((__global DATA_TYPE *)(dst_ptr + dst_offset_first_element_in_bytes + yo * dst_stride_y + batch * dst_stride_w)) + xo; |
| |
| // Linearize convolution elements |
| for(int yk = 0; yk < KERNEL_HEIGHT; ++yk) |
| { |
| int y = yi + yk * DILATION_Y; |
| for(int xk = 0; xk < KERNEL_WIDTH; ++xk, ++output_ptr) |
| { |
| int x = xi + xk * DILATION_X; |
| #if PAD_LEFT == 0 && PAD_TOP == 0 && PAD_RIGHT == 0 && PAD_BOTTOM == 0 |
| *output_ptr = *((__global DATA_TYPE *)(input_ptr + x * src_stride_x + y * src_stride_y)); |
| #else // PAD_LEFT == 0 && PAD_TOP == 0 && PAD_RIGHT == 0 && PAD_BOTTOM == 0 |
| if(x < 0 || x >= SRC_WIDTH || y < 0 || y >= SRC_HEIGHT) |
| { |
| *output_ptr = PAD_VALUE; |
| } |
| else |
| { |
| *output_ptr = *((__global DATA_TYPE *)(input_ptr + x * src_stride_x + y * src_stride_y)); |
| } |
| #endif // PAD_LEFT == 0 && PAD_TOP == 0 && PAD_RIGHT == 0 && PAD_BOTTOM == 0 |
| } |
| } |
| |
| #ifdef HAS_BIAS |
| if(ch == (KERNEL_DEPTH - 1)) |
| { |
| #ifdef FIXED_POINT_POSITION |
| *output_ptr = (DATA_TYPE)(1 << FIXED_POINT_POSITION); |
| #else // FIXED_POINT_POSITION |
| *output_ptr = 1.0f; |
| #endif // FIXED_POINT_POSITION |
| } |
| #endif // HAS_BIAS |
| } |
| #endif // defined(CONVOLVED_WIDTH) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(STRIDE_X) && defined(STRIDE_Y) && defined(KERNEL_WIDTH) && defined(KERNEL_HEIGHT) && defined(KERNEL_DEPTH) && defined(PAD_LEFT) && defined(PAD_RIGHT) && defined(PAD_TOP) && defined(PAD_BOTTOM) && defined(PAD_VALUE) |
| |
| /**This kernel reshapes the input tensor to a tensor used to perform convolution using GEMM when |
| * the kernel width and height are the same of width and height of the input tensor |
| * |
| * @note Datatype should be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=float |
| * @note In case biases will be added in late stage, -DHAS_BIAS has to be passed to append the final matrix with 1 in each row. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: QS8/QASYMM8/QS16/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 Y 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. 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_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| * @param[in] width The width of the input tensor |
| * @param[in] height The height of the input tensor |
| */ |
| __kernel void im2col_reduced_dchw( |
| TENSOR3D_DECLARATION(src), |
| VECTOR_DECLARATION(dst), |
| uint width, uint height) |
| { |
| Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src); |
| |
| const uint image_size = width * height; |
| |
| __global uchar *tmp_out_ptr = dst_ptr + dst_offset_first_element_in_bytes + (get_global_id(0) + get_global_id(1) * width + get_global_id(2) * image_size) * dst_stride_x; |
| |
| *((__global DATA_TYPE *)tmp_out_ptr) = *((__global DATA_TYPE *)src.ptr); |
| |
| #ifdef HAS_BIAS |
| // If it is the last thread in the 3 dimensional workgroup |
| if(get_global_id(0) == (get_global_size(0) - 1) && get_global_id(1) == (get_global_size(1) - 1) && get_global_id(2) == (get_global_size(2) - 1)) |
| { |
| tmp_out_ptr += dst_stride_x; |
| #ifdef FIXED_POINT_POSITION |
| *((__global DATA_TYPE *)tmp_out_ptr) = (DATA_TYPE)(1 << FIXED_POINT_POSITION); |
| #else // FIXED_POINT_POSITION |
| *((__global DATA_TYPE *)tmp_out_ptr) = (DATA_TYPE)1.0f; |
| #endif // FIXED_POINT_POSITION |
| } |
| #endif // HAS_BIAS |
| } |
| #endif // defined(DATA_TYPE) && defined(ELEMENT_SIZE) |