Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 ARM Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #include "helpers.h" |
| 25 | |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 26 | #define OUTPUT_ROW_4x4_5x5(out, tmp, comm_fact) \ |
| 27 | ({ \ |
| 28 | comm_fact.s0 = tmp.s2 - 4.25f * tmp.s4 + tmp.s6; \ |
| 29 | comm_fact.s1 = tmp.s1 - 4.25f * tmp.s3 + tmp.s5; \ |
| 30 | comm_fact.s2 = 2.5f * tmp.s3; \ |
| 31 | comm_fact.s3 = 0.5f * tmp.s1 + 2.f * tmp.s5 - comm_fact.s2; \ |
| 32 | comm_fact.s4 = 0.25f * tmp.s2 - 1.25f * tmp.s4 + tmp.s6; \ |
| 33 | comm_fact.s5 = 4.f * tmp.s2 + tmp.s6 - 5.f * tmp.s4; \ |
| 34 | comm_fact.s6 = 2.f * tmp.s1 + 0.5f * tmp.s5 - comm_fact.s2; \ |
| 35 | \ |
| 36 | out.s0 = tmp.s0 - tmp.s6 + 5.25f * tmp.s4 - 5.25f * tmp.s2; \ |
| 37 | out.s1 = comm_fact.s0 + comm_fact.s1; \ |
| 38 | out.s2 = comm_fact.s0 - comm_fact.s1; \ |
| 39 | out.s3 = comm_fact.s3 + comm_fact.s4; \ |
| 40 | out.s4 = comm_fact.s4 - comm_fact.s3; \ |
| 41 | out.s5 = comm_fact.s5 + comm_fact.s6; \ |
| 42 | out.s6 = comm_fact.s5 - comm_fact.s6; \ |
| 43 | out.s7 = tmp.s7 - tmp.s1 + 5.25f * tmp.s3 - 5.25f * tmp.s5; \ |
| 44 | }) |
| 45 | |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 46 | #if defined(NUM_TILES_X) && defined(PAD_LEFT) && defined(PAD_TOP) && defined(OUTPUT_TILE_W) && defined(OUTPUT_TILE_H) |
| 47 | /** This OpenCL kernel computes the input transform when the kernel size is 3x3/3x1 or 1x3 and the output tile is 2x2/2x1 or 1x2 |
| 48 | * |
| 49 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 50 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 51 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 52 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 53 | * @note If this kernel is used to perform Winograd input transform 3x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 54 | * @note If this kernel is used to perform Winograd input transform 1x3, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 55 | * |
| 56 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 57 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 58 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 59 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 60 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 61 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 62 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 63 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 64 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 65 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 66 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 67 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 68 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 69 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 70 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 71 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 72 | */ |
| 73 | __kernel void winograd_input_transform_2x2_3x3_stepz1_nchw( |
| 74 | TENSOR3D_DECLARATION(src), |
| 75 | TENSOR3D_DECLARATION(dst)) |
| 76 | { |
| 77 | int x = get_global_id(0); |
| 78 | int y = get_global_id(1); |
| 79 | int z = get_global_id(2); |
| 80 | |
| 81 | // Compute input address |
| 82 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * OUTPUT_TILE_W * sizeof(float) + y * OUTPUT_TILE_H * src_stride_y + z * src_stride_z; |
| 83 | |
| 84 | src_addr = src_addr - ((int)PAD_LEFT * sizeof(float)) - ((int)PAD_TOP * src_stride_y); |
| 85 | |
| 86 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 87 | float4 in_row0 = vload4(0, (__global float *)(src_addr)); |
| 88 | #elif defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) // !defined(WINOGRAD_FILTER_TRANSFORM_HORIZONTAL) |
| 89 | float4 in_row0 = (float4)(*((__global float *)(src_addr + 0 * src_stride_y)), |
| 90 | *((__global float *)(src_addr + 1 * src_stride_y)), |
| 91 | *((__global float *)(src_addr + 2 * src_stride_y)), |
| 92 | *((__global float *)(src_addr + 3 * src_stride_y))); |
| 93 | #else // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 94 | float4 in_row0 = vload4(0, (__global float *)(src_addr + 0 * src_stride_y)); |
| 95 | float4 in_row1 = vload4(0, (__global float *)(src_addr + 1 * src_stride_y)); |
| 96 | float4 in_row2 = vload4(0, (__global float *)(src_addr + 2 * src_stride_y)); |
| 97 | float4 in_row3 = vload4(0, (__global float *)(src_addr + 3 * src_stride_y)); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 98 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 99 | |
| 100 | float4 tmp0 = in_row0; |
| 101 | |
| 102 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 103 | tmp0 -= in_row2; |
| 104 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 105 | |
| 106 | float out00 = tmp0.s0 - tmp0.s2; |
| 107 | float out01 = tmp0.s1 + tmp0.s2; |
| 108 | float out02 = tmp0.s2 - tmp0.s1; |
| 109 | float out03 = tmp0.s1 - tmp0.s3; |
| 110 | |
| 111 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 112 | float4 tmp1 = in_row1 + in_row2; |
| 113 | float4 tmp2 = in_row2 - in_row1; |
| 114 | float4 tmp3 = in_row1 - in_row3; |
| 115 | |
| 116 | float out10 = tmp1.s0 - tmp1.s2; |
| 117 | float out11 = tmp1.s1 + tmp1.s2; |
| 118 | float out12 = tmp1.s2 - tmp1.s1; |
| 119 | float out13 = tmp1.s1 - tmp1.s3; |
| 120 | |
| 121 | float out20 = tmp2.s0 - tmp2.s2; |
| 122 | float out21 = tmp2.s1 + tmp2.s2; |
| 123 | float out22 = tmp2.s2 - tmp2.s1; |
| 124 | float out23 = tmp2.s1 - tmp2.s3; |
| 125 | |
| 126 | float out30 = tmp3.s0 - tmp3.s2; |
| 127 | float out31 = tmp3.s1 + tmp3.s2; |
| 128 | float out32 = tmp3.s2 - tmp3.s1; |
| 129 | float out33 = tmp3.s1 - tmp3.s3; |
| 130 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 131 | |
| 132 | __global uchar *dst_addr = dst_ptr + dst_offset_first_element_in_bytes + z * sizeof(float) + (x + y * (int)NUM_TILES_X) * dst_stride_y; |
| 133 | |
| 134 | *((__global float *)(dst_addr + 0 * dst_stride_z)) = out00; // in_row0.s0; out00; |
| 135 | *((__global float *)(dst_addr + 1 * dst_stride_z)) = out01; // in_row0.s1; out01; |
| 136 | *((__global float *)(dst_addr + 2 * dst_stride_z)) = out02; // in_row0.s2; out02; |
| 137 | *((__global float *)(dst_addr + 3 * dst_stride_z)) = out03; // in_row0.s3; out03; |
| 138 | |
| 139 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 140 | *((__global float *)(dst_addr + 4 * dst_stride_z)) = out10; |
| 141 | *((__global float *)(dst_addr + 5 * dst_stride_z)) = out11; |
| 142 | *((__global float *)(dst_addr + 6 * dst_stride_z)) = out12; |
| 143 | *((__global float *)(dst_addr + 7 * dst_stride_z)) = out13; |
| 144 | *((__global float *)(dst_addr + 8 * dst_stride_z)) = out20; |
| 145 | *((__global float *)(dst_addr + 9 * dst_stride_z)) = out21; |
| 146 | *((__global float *)(dst_addr + 10 * dst_stride_z)) = out22; |
| 147 | *((__global float *)(dst_addr + 11 * dst_stride_z)) = out23; |
| 148 | *((__global float *)(dst_addr + 12 * dst_stride_z)) = out30; |
| 149 | *((__global float *)(dst_addr + 13 * dst_stride_z)) = out31; |
| 150 | *((__global float *)(dst_addr + 14 * dst_stride_z)) = out32; |
| 151 | *((__global float *)(dst_addr + 15 * dst_stride_z)) = out33; |
| 152 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 153 | } |
| 154 | |
| 155 | /** This OpenCL kernel computes the input transform when the kernel size is 3x3/3x1 or 1x3, the output tile is 2x2/2x1 or 1x2 and the number of channels is multiple of 2 |
| 156 | * |
| 157 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 158 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 159 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 160 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 161 | * @note If this kernel is used to perform Winograd input transform 3x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 162 | * @note If this kernel is used to perform Winograd input transform 1x3, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 163 | * |
| 164 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 165 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 166 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 167 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 168 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 169 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 170 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 171 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 172 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 173 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 174 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 175 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 176 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 177 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 178 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 179 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 180 | */ |
| 181 | __kernel void winograd_input_transform_2x2_3x3_stepz2_nchw( |
| 182 | TENSOR3D_DECLARATION(src), |
| 183 | TENSOR3D_DECLARATION(dst)) |
| 184 | { |
| 185 | int x = get_global_id(0); |
| 186 | int y = get_global_id(1); |
| 187 | int z = get_global_id(2) * 2; |
| 188 | |
| 189 | // Compute input address |
| 190 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * OUTPUT_TILE_W * sizeof(float) + y * OUTPUT_TILE_H * src_stride_y + z * src_stride_z; |
| 191 | |
| 192 | src_addr = src_addr - ((int)PAD_LEFT * sizeof(float)) - ((int)PAD_TOP * src_stride_y); |
| 193 | |
| 194 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 195 | float4 in_row0 = vload4(0, (__global float *)(src_addr)); |
| 196 | #elif defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) // !defined(WINOGRAD_FILTER_TRANSFORM_HORIZONTAL) |
| 197 | float4 in_row0 = (float4)(*((__global float *)(src_addr + 0 * src_stride_y)), |
| 198 | *((__global float *)(src_addr + 1 * src_stride_y)), |
| 199 | *((__global float *)(src_addr + 2 * src_stride_y)), |
| 200 | *((__global float *)(src_addr + 3 * src_stride_y))); |
| 201 | #else // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 202 | float4 in_row0 = vload4(0, (__global float *)(src_addr + 0 * src_stride_y)); |
| 203 | float4 in_row1 = vload4(0, (__global float *)(src_addr + 1 * src_stride_y)); |
| 204 | float4 in_row2 = vload4(0, (__global float *)(src_addr + 2 * src_stride_y)); |
| 205 | float4 in_row3 = vload4(0, (__global float *)(src_addr + 3 * src_stride_y)); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 206 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 207 | |
| 208 | src_addr += src_stride_z; |
| 209 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 210 | float4 in_row4 = vload4(0, (__global float *)(src_addr)); |
| 211 | #elif defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) // !defined(WINOGRAD_FILTER_TRANSFORM_HORIZONTAL) |
| 212 | float4 in_row4 = (float4)(*((__global float *)(src_addr + 0 * src_stride_y)), |
| 213 | *((__global float *)(src_addr + 1 * src_stride_y)), |
| 214 | *((__global float *)(src_addr + 2 * src_stride_y)), |
| 215 | *((__global float *)(src_addr + 3 * src_stride_y))); |
| 216 | #else // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 217 | float4 in_row4 = vload4(0, (__global float *)(src_addr + 0 * src_stride_y)); |
| 218 | float4 in_row5 = vload4(0, (__global float *)(src_addr + 1 * src_stride_y)); |
| 219 | float4 in_row6 = vload4(0, (__global float *)(src_addr + 2 * src_stride_y)); |
| 220 | float4 in_row7 = vload4(0, (__global float *)(src_addr + 3 * src_stride_y)); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 221 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 222 | |
| 223 | float4 tmp0 = in_row0; |
| 224 | float4 tmp4 = in_row4; |
| 225 | |
| 226 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 227 | tmp0 -= in_row2; |
| 228 | tmp4 -= in_row6; |
| 229 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 230 | |
| 231 | float2 out00 = (float2)(tmp0.s0 - tmp0.s2, tmp4.s0 - tmp4.s2); |
| 232 | float2 out01 = (float2)(tmp0.s1 + tmp0.s2, tmp4.s1 + tmp4.s2); |
| 233 | float2 out02 = (float2)(tmp0.s2 - tmp0.s1, tmp4.s2 - tmp4.s1); |
| 234 | float2 out03 = (float2)(tmp0.s1 - tmp0.s3, tmp4.s1 - tmp4.s3); |
| 235 | |
| 236 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 237 | float4 tmp1 = in_row1 + in_row2; |
| 238 | float4 tmp2 = in_row2 - in_row1; |
| 239 | float4 tmp3 = in_row1 - in_row3; |
| 240 | |
| 241 | float4 tmp5 = in_row5 + in_row6; |
| 242 | float4 tmp6 = in_row6 - in_row5; |
| 243 | float4 tmp7 = in_row5 - in_row7; |
| 244 | |
| 245 | float2 out10 = (float2)(tmp1.s0 - tmp1.s2, tmp5.s0 - tmp5.s2); |
| 246 | float2 out11 = (float2)(tmp1.s1 + tmp1.s2, tmp5.s1 + tmp5.s2); |
| 247 | float2 out12 = (float2)(tmp1.s2 - tmp1.s1, tmp5.s2 - tmp5.s1); |
| 248 | float2 out13 = (float2)(tmp1.s1 - tmp1.s3, tmp5.s1 - tmp5.s3); |
| 249 | |
| 250 | float2 out20 = (float2)(tmp2.s0 - tmp2.s2, tmp6.s0 - tmp6.s2); |
| 251 | float2 out21 = (float2)(tmp2.s1 + tmp2.s2, tmp6.s1 + tmp6.s2); |
| 252 | float2 out22 = (float2)(tmp2.s2 - tmp2.s1, tmp6.s2 - tmp6.s1); |
| 253 | float2 out23 = (float2)(tmp2.s1 - tmp2.s3, tmp6.s1 - tmp6.s3); |
| 254 | |
| 255 | float2 out30 = (float2)(tmp3.s0 - tmp3.s2, tmp7.s0 - tmp7.s2); |
| 256 | float2 out31 = (float2)(tmp3.s1 + tmp3.s2, tmp7.s1 + tmp7.s2); |
| 257 | float2 out32 = (float2)(tmp3.s2 - tmp3.s1, tmp7.s2 - tmp7.s1); |
| 258 | float2 out33 = (float2)(tmp3.s1 - tmp3.s3, tmp7.s1 - tmp7.s3); |
| 259 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 260 | |
| 261 | __global uchar *dst_addr = dst_ptr + dst_offset_first_element_in_bytes + z * sizeof(float) + (x + y * (int)NUM_TILES_X) * dst_stride_y; |
| 262 | |
| 263 | vstore2(out00, 0, (__global float *)(dst_addr + 0 * dst_stride_z)); |
| 264 | vstore2(out01, 0, (__global float *)(dst_addr + 1 * dst_stride_z)); |
| 265 | vstore2(out02, 0, (__global float *)(dst_addr + 2 * dst_stride_z)); |
| 266 | vstore2(out03, 0, (__global float *)(dst_addr + 3 * dst_stride_z)); |
| 267 | |
| 268 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 269 | vstore2(out10, 0, (__global float *)(dst_addr + 4 * dst_stride_z)); |
| 270 | vstore2(out11, 0, (__global float *)(dst_addr + 5 * dst_stride_z)); |
| 271 | vstore2(out12, 0, (__global float *)(dst_addr + 6 * dst_stride_z)); |
| 272 | vstore2(out13, 0, (__global float *)(dst_addr + 7 * dst_stride_z)); |
| 273 | vstore2(out20, 0, (__global float *)(dst_addr + 8 * dst_stride_z)); |
| 274 | vstore2(out21, 0, (__global float *)(dst_addr + 9 * dst_stride_z)); |
| 275 | vstore2(out22, 0, (__global float *)(dst_addr + 10 * dst_stride_z)); |
| 276 | vstore2(out23, 0, (__global float *)(dst_addr + 11 * dst_stride_z)); |
| 277 | vstore2(out30, 0, (__global float *)(dst_addr + 12 * dst_stride_z)); |
| 278 | vstore2(out31, 0, (__global float *)(dst_addr + 13 * dst_stride_z)); |
| 279 | vstore2(out32, 0, (__global float *)(dst_addr + 14 * dst_stride_z)); |
| 280 | vstore2(out33, 0, (__global float *)(dst_addr + 15 * dst_stride_z)); |
| 281 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 282 | } |
| 283 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 284 | /** This OpenCL kernel computes the input transform when the output tile is 4x4/4x1 or 1x4, the filter size 3x3/3x1 or 1x3 and the data layout is NCHW |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 285 | * |
| 286 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 287 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 288 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 289 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 290 | * @note If this kernel is used to perform Winograd input transform 3x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 291 | * @note If this kernel is used to perform Winograd input transform 1x3, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 292 | * |
| 293 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 294 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 295 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 296 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 297 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 298 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 299 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 300 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 301 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 302 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 303 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 304 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 305 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 306 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 307 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 308 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 309 | */ |
| 310 | __kernel void winograd_input_transform_4x4_3x3_stepz1_nchw( |
| 311 | TENSOR3D_DECLARATION(src), |
| 312 | TENSOR3D_DECLARATION(dst)) |
| 313 | { |
| 314 | int x = get_global_id(0); |
| 315 | int y = get_global_id(1); |
| 316 | int z = get_global_id(2); |
| 317 | |
| 318 | // Compute input address |
| 319 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * OUTPUT_TILE_W * sizeof(float) + y * OUTPUT_TILE_H * src_stride_y + z * src_stride_z; |
| 320 | |
| 321 | src_addr = src_addr - ((int)PAD_LEFT * sizeof(float)) - ((int)PAD_TOP * src_stride_y); |
| 322 | |
| 323 | #if defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 324 | // Row0 |
| 325 | float4 d00 = (float4)(*((__global float *)(src_addr + 0 * src_stride_y)), |
| 326 | *((__global float *)(src_addr + 1 * src_stride_y)), |
| 327 | *((__global float *)(src_addr + 2 * src_stride_y)), |
| 328 | *((__global float *)(src_addr + 3 * src_stride_y))); |
| 329 | float2 d01 = (float2)(*((__global float *)(src_addr + 4 * src_stride_y)), |
| 330 | *((__global float *)(src_addr + 5 * src_stride_y))); |
| 331 | #else // defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 332 | // Row0 |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 333 | float4 d00 = vload4(0, (__global float *)(src_addr + 0 * src_stride_y)); |
| 334 | float2 d01 = vload2(2, (__global float *)(src_addr + 0 * src_stride_y)); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 335 | #endif // defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 336 | |
| 337 | float out0 = 0.0f; |
| 338 | float out1 = 0.0f; |
| 339 | float out2 = 0.0f; |
| 340 | float out3 = 0.0f; |
| 341 | float out4 = 0.0f; |
| 342 | float out5 = 0.0f; |
| 343 | |
| 344 | // Channels [0, 5]: [out00, out01, out02, out03, out04, out05] |
| 345 | out0 += 16.0f * d00.s0 - 20.0f * d00.s2 + 4.0f * d01.s0; |
| 346 | out1 += -16.0f * d00.s1 - 16.0f * d00.s2 + 4.0f * d00.s3 + 4.0f * d01.s0; |
| 347 | out2 += 16.0f * d00.s1 - 16.0f * d00.s2 - 4.0f * d00.s3 + 4.0f * d01.s0; |
| 348 | out3 += -8.0f * d00.s1 - 4.0f * d00.s2 + 8.0f * d00.s3 + 4.0f * d01.s0; |
| 349 | out4 += 8.0f * d00.s1 - 4.0f * d00.s2 - 8.0f * d00.s3 + 4.0f * d01.s0; |
| 350 | out5 += 16.0f * d00.s1 - 20.0f * d00.s3 + 4.0f * d01.s1; |
| 351 | |
| 352 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 353 | // Row4 |
| 354 | float4 d40 = vload4(0, (__global float *)(src_addr + 4 * src_stride_y)); |
| 355 | float2 d41 = vload2(2, (__global float *)(src_addr + 4 * src_stride_y)); |
| 356 | |
| 357 | // k0, k1, k2, k3, k4, k5 are common terms for row0, row1, row2, row3 and row4 |
| 358 | float k0 = d41.s0; |
| 359 | float k1 = d41.s0; |
| 360 | float k2 = d41.s0; |
| 361 | float k3 = d41.s0; |
| 362 | float k4 = d41.s0; |
| 363 | float k5 = 0.0f; |
| 364 | |
| 365 | k0 += 4.0f * d40.s0 - 5.0f * d40.s2; |
| 366 | k1 += -4.0f * d40.s1 - 4.0f * d40.s2 + d40.s3; |
| 367 | k2 += 4.0f * d40.s1 - 4.0f * d40.s2 - d40.s3; |
| 368 | k3 += -2.0f * d40.s1 + 2.0f * d40.s3 - d40.s2; |
| 369 | k4 += 2.0f * d40.s1 - 2.0f * d40.s3 - d40.s2; |
| 370 | k5 += 4.0f * d40.s1 - 5.0f * d40.s3 + d41.s1; |
| 371 | |
| 372 | out0 += k0; |
| 373 | out1 += k1; |
| 374 | out2 += k2; |
| 375 | out3 += k3; |
| 376 | out4 += k4; |
| 377 | out5 += k5; |
| 378 | |
| 379 | // Row2 |
| 380 | float4 d20 = vload4(0, (__global float *)(src_addr + 2 * src_stride_y)); |
| 381 | float2 d21 = vload2(2, (__global float *)(src_addr + 2 * src_stride_y)); |
| 382 | |
| 383 | out0 += -20.0f * d20.s0 + 25.0f * d20.s2 - 5.0f * d21.s0; |
| 384 | out1 += +20.0f * d20.s1 + 20.0f * d20.s2 - 5.0f * d20.s3 - 5.0f * d21.s0; |
| 385 | out2 += -20.0f * d20.s1 + 20.0f * d20.s2 + 5.0f * d20.s3 - 5.0f * d21.s0; |
| 386 | out3 += +10.0f * d20.s1 + 5.0f * d20.s2 - 10.0f * d20.s3 - 5.0f * d21.s0; |
| 387 | out4 += -10.0f * d20.s1 + 5.0f * d20.s2 + 10.0f * d20.s3 - 5.0f * d21.s0; |
| 388 | out5 += -20.0f * d20.s1 + 25.0f * d20.s3 - 5.0f * d21.s1; |
| 389 | #endif // #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 390 | |
| 391 | // Compute destination address |
| 392 | __global float *dst_addr = (__global float *)(dst_ptr + dst_offset_first_element_in_bytes + z * sizeof(float) + (x + y * (int)NUM_TILES_X) * dst_stride_y); |
| 393 | |
| 394 | uint dst_plane_stride = dst_stride_z / sizeof(float); |
| 395 | |
| 396 | *(dst_addr) = out0; |
| 397 | dst_addr += dst_plane_stride; |
| 398 | *(dst_addr) = out1; |
| 399 | dst_addr += dst_plane_stride; |
| 400 | *(dst_addr) = out2; |
| 401 | dst_addr += dst_plane_stride; |
| 402 | *(dst_addr) = out3; |
| 403 | dst_addr += dst_plane_stride; |
| 404 | *(dst_addr) = out4; |
| 405 | dst_addr += dst_plane_stride; |
| 406 | *(dst_addr) = out5; |
| 407 | dst_addr += dst_plane_stride; |
| 408 | |
| 409 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 410 | float out6 = k0; |
| 411 | float out7 = k1; |
| 412 | float out8 = k2; |
| 413 | float out9 = k3; |
| 414 | float out10 = k4; |
| 415 | float out11 = k5; |
| 416 | float out12 = k0; |
| 417 | float out13 = k1; |
| 418 | float out14 = k2; |
| 419 | float out15 = k3; |
| 420 | float out16 = k4; |
| 421 | float out17 = k5; |
| 422 | float out18 = k0; |
| 423 | float out19 = k1; |
| 424 | float out20 = k2; |
| 425 | float out21 = k3; |
| 426 | float out22 = k4; |
| 427 | float out23 = k5; |
| 428 | float out24 = k0; |
| 429 | float out25 = k1; |
| 430 | float out26 = k2; |
| 431 | float out27 = k3; |
| 432 | float out28 = k4; |
| 433 | float out29 = k5; |
| 434 | |
| 435 | // Row1 |
| 436 | float4 d10 = vload4(0, (__global float *)(src_addr + 1 * src_stride_y)); |
| 437 | float2 d11 = vload2(2, (__global float *)(src_addr + 1 * src_stride_y)); |
| 438 | |
| 439 | // Row3 |
| 440 | float4 d30 = vload4(0, (__global float *)(src_addr + 3 * src_stride_y)); |
| 441 | float2 d31 = vload2(2, (__global float *)(src_addr + 3 * src_stride_y)); |
| 442 | |
| 443 | // Compute common parts for the channels between [6, 29] |
| 444 | // Channels [6, 11]: [out10, out11, out12, out13, out14, out15] |
| 445 | // Channels [12, 17]: [out20, out21, out22, out23, out24, out25] |
| 446 | float part0 = -16.0f * d20.s0 + 20.0f * d20.s2 - 4.0f * d21.s0; |
| 447 | float part1 = 16.0f * d10.s0 - 20.0f * d10.s2 + 4.0f * d11.s0 - 4.0f * d30.s0 + 5.0f * d30.s2 - d31.s0; |
| 448 | float part2 = 16.0f * d20.s2 - 4.0f * d21.s0; |
| 449 | float part3 = 16.0f * d20.s1 - 4.0f * d20.s3; |
| 450 | float part4 = 16.0f * d10.s2 - 4.0f * d11.s0 - 4.0f * d30.s2 + d31.s0; |
| 451 | float part5 = 16.0f * d10.s1 - 4.0f * d10.s3 - 4.0f * d30.s1 + d30.s3; |
| 452 | float part6 = 4.0f * d20.s2 - 4.0f * d21.s0; |
| 453 | float part7 = 8.0f * d10.s1 - 8.0f * d10.s3 - 2.0f * d30.s1 + 2.0f * d30.s3; |
| 454 | float part8 = 4.0f * d10.s2 - 4.0f * d11.s0 - d30.s2 + d31.s0; |
| 455 | float part9 = 8.0f * d20.s1 - 8.0f * d20.s3; |
| 456 | float part10 = -16.0f * d20.s1 + 20.0f * d20.s3 - 4.0f * d21.s1; |
| 457 | float part11 = -16.0f * d10.s1 + 20.0f * d10.s3 - 4.0f * d11.s1 + 4.0f * d30.s1 - 5.0f * d30.s3 + d31.s1; |
| 458 | |
| 459 | // Channels [18, 23]: [out30, out31, out32, out33, out34, out35] |
| 460 | // Channels [24, 29]: [out40, out41, out42, out43, out44, out45] |
| 461 | float part12 = 8.0f * d10.s0 - 10.0f * d10.s2 + 2.0f * d11.s0 - 8.0f * d30.s0 + 10.0f * d30.s2 - 2.0f * d31.s0; |
| 462 | float part13 = part0 * 0.25f; // -4.0f * d20.s0 + 5.0f * d20.s2 - d21.s0 |
| 463 | float part14 = part2 * 0.25f; // 4.0f * d20.s2 - d21.s0 |
| 464 | float part15 = 8.0f * d10.s1 - 2.0f * d10.s3 - 8.0f * d30.s1 + 2.0f * d30.s3; |
| 465 | float part16 = 8.0f * d10.s2 - 2.0f * d11.s0 - 8.0f * d30.s2 + 2.0f * d31.s0; |
| 466 | float part17 = part3 * 0.25f; // 4.0f * d20.s1 - d20.s3 |
| 467 | float part18 = part6 * 0.25f; // d20.s2 - d21.s0 |
| 468 | float part19 = 4.0f * d10.s1 - 4.0f * d10.s3 - 4.0f * d30.s1 + 4.0f * d30.s3; |
| 469 | float part20 = 2.0f * d10.s2 - 2.0f * d11.s0 - 2.0f * d30.s2 + 2.0f * d31.s0; |
| 470 | float part21 = part9 * 0.25f; // 2.0f * (d20.s1 - d20.s3) |
| 471 | float part22 = part10 * 0.25f; // - 4.0f * d20.s1 + 5.0f * d20.s3 - d21.s1 |
| 472 | float part23 = part11 * 0.5f + 6.0f * d30.s1 - 7.5f * d30.s3 + 1.5f * d31.s1; // - 8.0f * d10.s1 + 10.0f * d10.s3 - 2.0f * d11.s1 + 8.0f * d30.s1 - 10.0f * d30.s3 + 2.0f * d31.s1; |
| 473 | |
| 474 | out6 += part0 - part1; |
| 475 | out12 += part0 + part1; |
| 476 | out7 += part2 + part3 + part4 + part5; |
| 477 | out8 += part2 - part3 + part4 - part5; |
| 478 | out13 += part2 + part3 - part4 - part5; |
| 479 | out14 += part2 - part3 - part4 + part5; |
| 480 | out9 += part6 + part7 + part8 + part9; |
| 481 | out10 += part6 - part7 + part8 - part9; |
| 482 | out15 += part6 - part7 - part8 + part9; |
| 483 | out16 += part6 + part7 - part8 - part9; |
| 484 | out11 += part10 + part11; |
| 485 | out17 += part10 - part11; |
| 486 | |
| 487 | out18 += part13 - part12; |
| 488 | out24 += part13 + part12; |
| 489 | out19 += part14 + part15 + part16 + part17; |
| 490 | out20 += part14 - part15 + part16 - part17; |
| 491 | out25 += part14 - part15 - part16 + part17; |
| 492 | out26 += part14 + part15 - part16 - part17; |
| 493 | out21 += part18 + part19 + part20 + part21; |
| 494 | out22 += part18 - part19 + part20 - part21; |
| 495 | out27 += part18 - part19 - part20 + part21; |
| 496 | out28 += part18 + part19 - part20 - part21; |
| 497 | out23 += part22 + part23; |
| 498 | out29 += part22 - part23; |
| 499 | |
| 500 | *(dst_addr) = out6; |
| 501 | dst_addr += dst_plane_stride; |
| 502 | *(dst_addr) = out7; |
| 503 | dst_addr += dst_plane_stride; |
| 504 | *(dst_addr) = out8; |
| 505 | dst_addr += dst_plane_stride; |
| 506 | *(dst_addr) = out9; |
| 507 | dst_addr += dst_plane_stride; |
| 508 | *(dst_addr) = out10; |
| 509 | dst_addr += dst_plane_stride; |
| 510 | *(dst_addr) = out11; |
| 511 | dst_addr += dst_plane_stride; |
| 512 | *(dst_addr) = out12; |
| 513 | dst_addr += dst_plane_stride; |
| 514 | *(dst_addr) = out13; |
| 515 | dst_addr += dst_plane_stride; |
| 516 | *(dst_addr) = out14; |
| 517 | dst_addr += dst_plane_stride; |
| 518 | *(dst_addr) = out15; |
| 519 | dst_addr += dst_plane_stride; |
| 520 | *(dst_addr) = out16; |
| 521 | dst_addr += dst_plane_stride; |
| 522 | *(dst_addr) = out17; |
| 523 | dst_addr += dst_plane_stride; |
| 524 | |
| 525 | *(dst_addr) = out18; |
| 526 | dst_addr += dst_plane_stride; |
| 527 | *(dst_addr) = out19; |
| 528 | dst_addr += dst_plane_stride; |
| 529 | *(dst_addr) = out20; |
| 530 | dst_addr += dst_plane_stride; |
| 531 | *(dst_addr) = out21; |
| 532 | dst_addr += dst_plane_stride; |
| 533 | *(dst_addr) = out22; |
| 534 | dst_addr += dst_plane_stride; |
| 535 | *(dst_addr) = out23; |
| 536 | dst_addr += dst_plane_stride; |
| 537 | *(dst_addr) = out24; |
| 538 | dst_addr += dst_plane_stride; |
| 539 | *(dst_addr) = out25; |
| 540 | dst_addr += dst_plane_stride; |
| 541 | *(dst_addr) = out26; |
| 542 | dst_addr += dst_plane_stride; |
| 543 | *(dst_addr) = out27; |
| 544 | dst_addr += dst_plane_stride; |
| 545 | *(dst_addr) = out28; |
| 546 | dst_addr += dst_plane_stride; |
| 547 | *(dst_addr) = out29; |
| 548 | dst_addr += dst_plane_stride; |
| 549 | |
| 550 | // Row5 |
| 551 | float4 d50 = vload4(0, (__global float *)(src_addr + 5 * src_stride_y)); |
| 552 | float2 d51 = vload2(2, (__global float *)(src_addr + 5 * src_stride_y)); |
| 553 | |
| 554 | // Channels [30, 35] |
| 555 | out0 = 16.0f * d10.s0 - 20.0f * d10.s2 - 20.0f * d30.s0 + 25.0f * d30.s2 + 4.0f * d50.s0 - 5.0f * d50.s2 + d51.s0 + 4.0f * d11.s0 - 5.0f * d31.s0; |
| 556 | out1 = -16.0f * d10.s1 - 16.0f * d10.s2 + 4.0f * d10.s3 + 20.0f * d30.s1 + 20.0f * d30.s2 - 5.0f * d30.s3 - 4.0f * d50.s1 - 4.0f * d50.s2 + d50.s3 + d51.s0 + 4.0f * d11.s0 - 5.0f * d31.s0; |
| 557 | out2 = 16.0f * d10.s1 - 16.0f * d10.s2 - 4.0f * d10.s3 - 20.0f * d30.s1 + 20.0f * d30.s2 + 5.0f * d30.s3 + 4.0f * d50.s1 - 4.0f * d50.s2 - d50.s3 + d51.s0 + 4.0f * d11.s0 - 5.0f * d31.s0; |
| 558 | out3 = -8.0f * d10.s1 - 4.0f * d10.s2 + 8.0f * d10.s3 + 10.0f * d30.s1 - 10.0f * d30.s3 + 5.0f * d30.s2 - 2.0f * d50.s1 + 2.0f * d50.s3 - d50.s2 + d51.s0 + 4.0f * d11.s0 - 5.0f * d31.s0; |
| 559 | out4 = 8.0f * d10.s1 - 4.0f * d10.s2 - 8.0f * d10.s3 - 10.0f * d30.s1 + 5.0f * d30.s2 + 10.0f * d30.s3 + 2.0f * d50.s1 - 2.0f * d50.s3 - d50.s2 + d51.s0 + 4.0f * d11.s0 - 5.0f * d31.s0; |
| 560 | out5 = 16.0f * d10.s1 - 20.0f * d10.s3 + 4.0f * d11.s1 - 20.0f * d30.s1 + 25.0f * d30.s3 - 5.0f * d31.s1 + 4.0f * d50.s1 - 5.0f * d50.s3 + d51.s1; |
| 561 | |
| 562 | *(dst_addr) = out0; |
| 563 | dst_addr += dst_plane_stride; |
| 564 | *(dst_addr) = out1; |
| 565 | dst_addr += dst_plane_stride; |
| 566 | *(dst_addr) = out2; |
| 567 | dst_addr += dst_plane_stride; |
| 568 | *(dst_addr) = out3; |
| 569 | dst_addr += dst_plane_stride; |
| 570 | *(dst_addr) = out4; |
| 571 | dst_addr += dst_plane_stride; |
| 572 | *(dst_addr) = out5; |
| 573 | dst_addr += dst_plane_stride; |
| 574 | #endif // #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 575 | } |
| 576 | |
| 577 | #if defined(SRC_DIM_1) && defined(SRC_DIM_2) |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 578 | /** This OpenCL kernel computes the input transform when the output tile is 4x4, 4x1 or 1x4, the filter size 3x3, 3x1 or 1x3 and the data layout is NHWC |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 579 | * |
| 580 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 581 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 582 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 583 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 584 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=4 |
| 585 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
| 586 | * @note If this kernel is used to perform Winograd input transform 3x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 587 | * @note If this kernel is used to perform Winograd input transform 1x3, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 588 | * |
| 589 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 590 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 591 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 592 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 593 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 594 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 595 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 596 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 597 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 598 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 599 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 600 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 601 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 602 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 603 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 604 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 605 | */ |
| 606 | __kernel void winograd_input_transform_4x4_3x3_stepz1_nhwc( |
| 607 | TENSOR3D_DECLARATION(src), |
| 608 | TENSOR3D_DECLARATION(dst)) |
| 609 | { |
| 610 | int x = get_global_id(0); |
| 611 | int y = get_global_id(1); |
| 612 | int z = get_global_id(2); |
| 613 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 614 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * sizeof(float); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 615 | |
| 616 | // Clamp coordinates. This clamp is valid for all rows |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 617 | int4 y_coord0 = (int4)(y * OUTPUT_TILE_W) + (int4)(0, 1, 2, 3) - (int4)PAD_LEFT; |
| 618 | int2 y_coord1 = (int2)(y * OUTPUT_TILE_W) + (int2)(4, 5) - (int2)PAD_LEFT; |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 619 | y_coord0 = clamp(y_coord0, (int4) - 1, (int4)SRC_DIM_1); |
| 620 | y_coord1 = clamp(y_coord1, (int2) - 1, (int2)SRC_DIM_1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 621 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 622 | int z_coord; |
| 623 | int4 valid_y0; |
| 624 | int2 valid_y1; |
| 625 | |
| 626 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 627 | // Row4 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 628 | z_coord = (z * 4) - (int)PAD_TOP + 4; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 629 | |
| 630 | // If z < 0, set y to -1 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 631 | valid_y0 = select(y_coord0, (int4) - 1, (int4)z_coord < 0); |
| 632 | valid_y1 = select(y_coord1, (int2) - 1, (int2)z_coord < 0); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 633 | // If z >= SRC_DIM_2, set y to SRC_DIM_2 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 634 | valid_y0 = select(valid_y0, (int4)SRC_DIM_1, (int4)z_coord >= (int)SRC_DIM_2); |
| 635 | valid_y1 = select(valid_y1, (int2)SRC_DIM_1, (int2)z_coord >= (int)SRC_DIM_2); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 636 | |
| 637 | // Clamp z coordinate |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 638 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 639 | |
| 640 | float d40 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 641 | float d41 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 642 | float d42 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 643 | float d43 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 644 | float d44 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 645 | float d45 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 646 | |
| 647 | float k0 = d44; |
| 648 | float k1 = d44; |
| 649 | float k2 = d44; |
| 650 | float k3 = d44; |
| 651 | float k4 = d44; |
| 652 | float k5 = (float)0.0f; |
| 653 | |
| 654 | k0 += 4.0f * d40 - 5.0f * d42; |
| 655 | k1 += -4.0f * d41 - 4.0f * d42 + d43; |
| 656 | k2 += 4.0f * d41 - 4.0f * d42 - d43; |
| 657 | k3 += -2.0f * d41 + 2.0f * d43 - d42; |
| 658 | k4 += 2.0f * d41 - 2.0f * d43 - d42; |
| 659 | k5 += 4.0f * d41 - 5.0f * d43 + d45; |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 660 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 661 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 662 | #if !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 663 | // Row0 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 664 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 0; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 665 | |
| 666 | #if PAD_TOP != 0 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 667 | valid_y0 = select(y_coord0, (int4) - 1, (int4)z_coord < 0); |
| 668 | valid_y1 = select(y_coord1, (int2) - 1, (int2)z_coord < 0); |
| 669 | valid_y0 = select(valid_y0, (int)SRC_DIM_1, (int4)z_coord >= (int)SRC_DIM_2); |
| 670 | valid_y1 = select(valid_y1, (int)SRC_DIM_1, (int2)z_coord >= (int)SRC_DIM_2); |
| 671 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 672 | #else // PAD_TOP != 0 |
| 673 | valid_y0 = y_coord0; |
| 674 | valid_y1 = y_coord1; |
| 675 | #endif // if PAD_TOP == 0, we cannot read out of bound |
| 676 | |
| 677 | float d00 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 678 | float d01 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 679 | float d02 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 680 | float d03 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 681 | float d04 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 682 | float d05 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 683 | #else // !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 684 | int4 z_coords0 = (int4)(z * OUTPUT_TILE_H) + (int4)(0, 1, 2, 3) - (int4)PAD_TOP; |
| 685 | int2 z_coords1 = (int2)(z * OUTPUT_TILE_H) + (int2)(4, 5) - (int2)PAD_TOP; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 686 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 687 | valid_y0 = select((int4)y_coord0.s0, (int4) - 1, z_coords0 < (int4)0); |
| 688 | valid_y1 = select((int2)y_coord0.s0, (int2) - 1, z_coords1 < (int2)0); |
| 689 | valid_y0 = select(valid_y0, (int4)SRC_DIM_1, z_coords0 >= (int4)SRC_DIM_2); |
| 690 | valid_y1 = select(valid_y1, (int2)SRC_DIM_1, z_coords1 >= (int2)SRC_DIM_2); |
| 691 | |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 692 | z_coords0 = clamp((int4)z_coords0, (int4)0, (int4)((int)SRC_DIM_2 - 1)); |
| 693 | z_coords1 = clamp((int2)z_coords1, (int2)0, (int2)((int)SRC_DIM_2 - 1)); |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 694 | |
| 695 | float d00 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coords0.s0 * src_stride_z); |
| 696 | float d01 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coords0.s1 * src_stride_z); |
| 697 | float d02 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coords0.s2 * src_stride_z); |
| 698 | float d03 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coords0.s3 * src_stride_z); |
| 699 | float d04 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coords1.s0 * src_stride_z); |
| 700 | float d05 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coords1.s1 * src_stride_z); |
| 701 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 702 | |
| 703 | float out0 = 16.0f * d00 - 20.0f * d02 + 4.0f * d04; |
| 704 | float out1 = -16.0f * d01 - 16.0f * d02 + 4.0f * d03 + 4.0f * d04; |
| 705 | float out2 = 16.0f * d01 - 16.0f * d02 - 4.0f * d03 + 4.0f * d04; |
| 706 | float out3 = -8.0f * d01 - 4.0f * d02 + 8.0f * d03 + 4.0f * d04; |
| 707 | float out4 = 8.0f * d01 - 4.0f * d02 - 8.0f * d03 + 4.0f * d04; |
| 708 | float out5 = 16.0f * d01 - 20.0f * d03 + 4.0f * d05; |
| 709 | |
| 710 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 711 | // Row2 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 712 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 2; |
| 713 | valid_y0 = select(y_coord0, (int4) - 1, (int4)z_coord < 0); |
| 714 | valid_y1 = select(y_coord1, (int2) - 1, (int2)z_coord < 0); |
| 715 | valid_y0 = select(valid_y0, (int4)SRC_DIM_1, (int4)z_coord >= (int)SRC_DIM_2); |
| 716 | valid_y1 = select(valid_y1, (int2)SRC_DIM_1, (int2)z_coord >= (int)SRC_DIM_2); |
| 717 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 718 | |
| 719 | float d20 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 720 | float d21 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 721 | float d22 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 722 | float d23 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 723 | float d24 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 724 | float d25 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 725 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 726 | out0 += k0; |
| 727 | out1 += k1; |
| 728 | out2 += k2; |
| 729 | out3 += k3; |
| 730 | out4 += k4; |
| 731 | out5 += k5; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 732 | float out6 = k0; |
| 733 | float out7 = k1; |
| 734 | float out8 = k2; |
| 735 | float out9 = k3; |
| 736 | float out10 = k4; |
| 737 | float out11 = k5; |
| 738 | float out12 = k0; |
| 739 | float out13 = k1; |
| 740 | float out14 = k2; |
| 741 | float out15 = k3; |
| 742 | float out16 = k4; |
| 743 | float out17 = k5; |
| 744 | float out18 = k0; |
| 745 | float out19 = k1; |
| 746 | float out20 = k2; |
| 747 | float out21 = k3; |
| 748 | float out22 = k4; |
| 749 | float out23 = k5; |
| 750 | float out24 = k0; |
| 751 | float out25 = k1; |
| 752 | float out26 = k2; |
| 753 | float out27 = k3; |
| 754 | float out28 = k4; |
| 755 | float out29 = k5; |
| 756 | |
| 757 | // Channels [0, 5]: [out00, out01, out02, out03, out04, out05] |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 758 | out0 += -20.0f * d20 + 25.0f * d22 - 5.0f * d24; |
| 759 | out1 += 20.0f * d21 + 20.0f * d22 - 5.0f * d23 - 5.0f * d24; |
| 760 | out2 += -20.0f * d21 + 20.0f * d22 + 5.0f * d23 - 5.0f * d24; |
| 761 | out3 += 10.0f * d21 + 5.0f * d22 - 10.0f * d23 - 5.0f * d24; |
| 762 | out4 += -10.0f * d21 + 5.0f * d22 + 10.0f * d23 - 5.0f * d24; |
| 763 | out5 += -20.0f * d21 + 25.0f * d23 - 5.0f * d25; |
| 764 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 765 | |
| 766 | // Compute destination address |
| 767 | __global float *dst_addr = (__global float *)(dst_ptr + dst_offset_first_element_in_bytes + x * sizeof(float) + (y + z * (int)NUM_TILES_X) * dst_stride_y); |
| 768 | uint dst_plane_stride = dst_stride_z / sizeof(float); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 769 | |
| 770 | *((__global float *)dst_addr) = out0; |
| 771 | dst_addr += dst_plane_stride; |
| 772 | *((__global float *)dst_addr) = out1; |
| 773 | dst_addr += dst_plane_stride; |
| 774 | *((__global float *)dst_addr) = out2; |
| 775 | dst_addr += dst_plane_stride; |
| 776 | *((__global float *)dst_addr) = out3; |
| 777 | dst_addr += dst_plane_stride; |
| 778 | *((__global float *)dst_addr) = out4; |
| 779 | dst_addr += dst_plane_stride; |
| 780 | *((__global float *)dst_addr) = out5; |
| 781 | dst_addr += dst_plane_stride; |
| 782 | |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 783 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 784 | // Row1 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 785 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 1; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 786 | // Row1 can never be out of bounds |
| 787 | valid_y0 = y_coord0; |
| 788 | valid_y1 = y_coord1; |
| 789 | |
| 790 | float d10 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 791 | float d11 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 792 | float d12 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 793 | float d13 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 794 | float d14 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 795 | float d15 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 796 | |
| 797 | // Row3 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 798 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 3; |
| 799 | valid_y0 = select(y_coord0, (int4) - 1, (int4)z_coord < 0); |
| 800 | valid_y1 = select(y_coord1, (int2) - 1, (int2)z_coord < 0); |
| 801 | valid_y0 = select(valid_y0, (int4)SRC_DIM_1, (int4)z_coord >= (int)SRC_DIM_2); |
| 802 | valid_y1 = select(valid_y1, (int2)SRC_DIM_1, (int2)z_coord >= (int)SRC_DIM_2); |
| 803 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
| 804 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 805 | |
| 806 | float d30 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 807 | float d31 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 808 | float d32 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 809 | float d33 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 810 | float d34 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 811 | float d35 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 812 | |
| 813 | // Compute common parts for the channels between [6, 29] |
| 814 | // Channels [6, 11]: [out10, out11, out12, out13, out14, out15] |
| 815 | // Channels [12, 17]: [out20, out21, out22, out23, out24, out25] |
| 816 | float part0 = -16.0f * d20 + 20.0f * d22 - 4.0f * d24; |
| 817 | float part1 = 16.0f * d10 - 20.0f * d12 + 4.0f * d14 - 4.0f * d30 + 5.0f * d32 - d34; |
| 818 | float part2 = 16.0f * d22 - 4.0f * d24; |
| 819 | float part3 = 16.0f * d21 - 4.0f * d23; |
| 820 | float part4 = 16.0f * d12 - 4.0f * d14 - 4.0f * d32 + d34; |
| 821 | float part5 = 16.0f * d11 - 4.0f * d13 - 4.0f * d31 + d33; |
| 822 | float part6 = 4.0f * d22 - 4.0f * d24; |
| 823 | float part7 = 8.0f * d11 - 8.0f * d13 - 2.0f * d31 + 2.0f * d33; |
| 824 | float part8 = 4.0f * d12 - 4.0f * d14 - d32 + d34; |
| 825 | float part9 = 8.0f * d21 - 8.0f * d23; |
| 826 | float part10 = -16.0f * d21 + 20.0f * d23 - 4.0f * d25; |
| 827 | float part11 = -16.0f * d11 + 20.0f * d13 - 4.0f * d15 + 4.0f * d31 - 5.0f * d33 + d35; |
| 828 | |
| 829 | // Channels [18, 23]: [out30, out31, out32, out33, out34, out35] |
| 830 | // Channels [24, 29]: [out40, out41, out42, out43, out44, out45] |
| 831 | float part12 = 8.0f * d10 - 10.0f * d12 + 2.0f * d14 - 8.0f * d30 + 10.0f * d32 - 2.0f * d34; |
| 832 | float part13 = part0 * 0.25f; // -4.0f * d20 + 5.0f * d22 - d24 |
| 833 | float part14 = part2 * 0.25f; // 4.0f * d22 - d24 |
| 834 | float part15 = 8.0f * d11 - 2.0f * d13 - 8.0f * d31 + 2.0f * d33; |
| 835 | float part16 = 8.0f * d12 - 2.0f * d14 - 8.0f * d32 + 2.0f * d34; |
| 836 | float part17 = part3 * 0.25f; // 4.0f * d21 - d23 |
| 837 | float part18 = part6 * 0.25f; // d22 - d24 |
| 838 | float part19 = 4.0f * d11 - 4.0f * d13 - 4.0f * d31 + 4.0f * d33; |
| 839 | float part20 = 2.0f * d12 - 2.0f * d14 - 2.0f * d32 + 2.0f * d34; |
| 840 | float part21 = part9 * 0.25f; // 2.0f * (d21 - d23) |
| 841 | float part22 = part10 * 0.25f; // - 4.0f * d21 + 5.0f * d23 - d25 |
| 842 | float part23 = part11 * 0.5f + 6.0f * d31 - 7.5f * d33 + 1.5f * d35; // - 8.0f * d11 + 10.0f * d13 - 2.0f * d15 + 8.0f * d31 - 10.0f * d33 + 2.0f * d35; |
| 843 | |
| 844 | out6 += part0 - part1; |
| 845 | out12 += part0 + part1; |
| 846 | out7 += part2 + part3 + part4 + part5; |
| 847 | out8 += part2 - part3 + part4 - part5; |
| 848 | out13 += part2 + part3 - part4 - part5; |
| 849 | out14 += part2 - part3 - part4 + part5; |
| 850 | out9 += part6 + part7 + part8 + part9; |
| 851 | out10 += part6 - part7 + part8 - part9; |
| 852 | out15 += part6 - part7 - part8 + part9; |
| 853 | out16 += part6 + part7 - part8 - part9; |
| 854 | out11 += part10 + part11; |
| 855 | out17 += part10 - part11; |
| 856 | |
| 857 | out18 += part13 - part12; |
| 858 | out24 += part13 + part12; |
| 859 | out19 += part14 + part15 + part16 + part17; |
| 860 | out20 += part14 - part15 + part16 - part17; |
| 861 | out25 += part14 - part15 - part16 + part17; |
| 862 | out26 += part14 + part15 - part16 - part17; |
| 863 | out21 += part18 + part19 + part20 + part21; |
| 864 | out22 += part18 - part19 + part20 - part21; |
| 865 | out27 += part18 - part19 - part20 + part21; |
| 866 | out28 += part18 + part19 - part20 - part21; |
| 867 | out23 += part22 + part23; |
| 868 | out29 += part22 - part23; |
| 869 | |
| 870 | *((__global float *)dst_addr) = out6; |
| 871 | dst_addr += dst_plane_stride; |
| 872 | *((__global float *)dst_addr) = out7; |
| 873 | dst_addr += dst_plane_stride; |
| 874 | *((__global float *)dst_addr) = out8; |
| 875 | dst_addr += dst_plane_stride; |
| 876 | *((__global float *)dst_addr) = out9; |
| 877 | dst_addr += dst_plane_stride; |
| 878 | *((__global float *)dst_addr) = out10; |
| 879 | dst_addr += dst_plane_stride; |
| 880 | *((__global float *)dst_addr) = out11; |
| 881 | dst_addr += dst_plane_stride; |
| 882 | *((__global float *)dst_addr) = out12; |
| 883 | dst_addr += dst_plane_stride; |
| 884 | *((__global float *)dst_addr) = out13; |
| 885 | dst_addr += dst_plane_stride; |
| 886 | *((__global float *)dst_addr) = out14; |
| 887 | dst_addr += dst_plane_stride; |
| 888 | *((__global float *)dst_addr) = out15; |
| 889 | dst_addr += dst_plane_stride; |
| 890 | *((__global float *)dst_addr) = out16; |
| 891 | dst_addr += dst_plane_stride; |
| 892 | *((__global float *)dst_addr) = out17; |
| 893 | dst_addr += dst_plane_stride; |
| 894 | |
| 895 | *((__global float *)dst_addr) = out18; |
| 896 | dst_addr += dst_plane_stride; |
| 897 | *((__global float *)dst_addr) = out19; |
| 898 | dst_addr += dst_plane_stride; |
| 899 | *((__global float *)dst_addr) = out20; |
| 900 | dst_addr += dst_plane_stride; |
| 901 | *((__global float *)dst_addr) = out21; |
| 902 | dst_addr += dst_plane_stride; |
| 903 | *((__global float *)dst_addr) = out22; |
| 904 | dst_addr += dst_plane_stride; |
| 905 | *((__global float *)dst_addr) = out23; |
| 906 | dst_addr += dst_plane_stride; |
| 907 | *((__global float *)dst_addr) = out24; |
| 908 | dst_addr += dst_plane_stride; |
| 909 | *((__global float *)dst_addr) = out25; |
| 910 | dst_addr += dst_plane_stride; |
| 911 | *((__global float *)dst_addr) = out26; |
| 912 | dst_addr += dst_plane_stride; |
| 913 | *((__global float *)dst_addr) = out27; |
| 914 | dst_addr += dst_plane_stride; |
| 915 | *((__global float *)dst_addr) = out28; |
| 916 | dst_addr += dst_plane_stride; |
| 917 | *((__global float *)dst_addr) = out29; |
| 918 | dst_addr += dst_plane_stride; |
| 919 | |
| 920 | // Row5 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 921 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 5; |
| 922 | valid_y0 = select(y_coord0, (int4) - 1, (int4)z_coord < 0); |
| 923 | valid_y1 = select(y_coord1, (int2) - 1, (int2)z_coord < 0); |
| 924 | valid_y0 = select(valid_y0, (int4)SRC_DIM_1, (int4)z_coord >= (int)SRC_DIM_2); |
| 925 | valid_y1 = select(valid_y1, (int2)SRC_DIM_1, (int2)z_coord >= (int)SRC_DIM_2); |
| 926 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
| 927 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 928 | |
| 929 | float d50 = *(__global float *)(src_addr + valid_y0.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 930 | float d51 = *(__global float *)(src_addr + valid_y0.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 931 | float d52 = *(__global float *)(src_addr + valid_y0.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 932 | float d53 = *(__global float *)(src_addr + valid_y0.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 933 | float d54 = *(__global float *)(src_addr + valid_y1.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 934 | float d55 = *(__global float *)(src_addr + valid_y1.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 935 | |
| 936 | // Channels [30, 35] |
| 937 | out0 = 16.0f * d10 - 20.0f * d12 - 20.0f * d30 + 25.0f * d32 + 4.0f * d50 - 5.0f * d52 + d54 + 4.0f * d14 - 5.0f * d34; |
| 938 | out1 = -16.0f * d11 - 16.0f * d12 + 4.0f * d13 + 20.0f * d31 + 20.0f * d32 - 5.0f * d33 - 4.0f * d51 - 4.0f * d52 + d53 + d54 + 4.0f * d14 - 5.0f * d34; |
| 939 | out2 = 16.0f * d11 - 16.0f * d12 - 4.0f * d13 - 20.0f * d31 + 20.0f * d32 + 5.0f * d33 + 4.0f * d51 - 4.0f * d52 - d53 + d54 + 4.0f * d14 - 5.0f * d34; |
| 940 | out3 = -8.0f * d11 - 4.0f * d12 + 8.0f * d13 + 10.0f * d31 - 10.0f * d33 + 5.0f * d32 - 2.0f * d51 + 2.0f * d53 - d52 + d54 + 4.0f * d14 - 5.0f * d34; |
| 941 | out4 = 8.0f * d11 - 4.0f * d12 - 8.0f * d13 - 10.0f * d31 + 5.0f * d32 + 10.0f * d33 + 2.0f * d51 - 2.0f * d53 - d52 + d54 + 4.0f * d14 - 5.0f * d34; |
| 942 | out5 = 16.0f * d11 - 20.0f * d13 + 4.0f * d15 - 20.0f * d31 + 25.0f * d33 - 5.0f * d35 + 4.0f * d51 - 5.0f * d53 + d55; |
| 943 | |
| 944 | *((__global float *)dst_addr) = out0; |
| 945 | dst_addr += dst_plane_stride; |
| 946 | *((__global float *)dst_addr) = out1; |
| 947 | dst_addr += dst_plane_stride; |
| 948 | *((__global float *)dst_addr) = out2; |
| 949 | dst_addr += dst_plane_stride; |
| 950 | *((__global float *)dst_addr) = out3; |
| 951 | dst_addr += dst_plane_stride; |
| 952 | *((__global float *)dst_addr) = out4; |
| 953 | dst_addr += dst_plane_stride; |
| 954 | *((__global float *)dst_addr) = out5; |
| 955 | dst_addr += dst_plane_stride; |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 956 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 957 | } |
| 958 | |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 959 | /** This OpenCL kernel computes the input transform when the kernel size is 5x5/5x1 or 1x5 and the output tile is 4x4/4x1 or 1x4 when the data layout is NHWC |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 960 | * |
| 961 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 962 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 963 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 964 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 965 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=4 |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 966 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 967 | * @note If this kernel is used to perform Winograd input transform 5x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 968 | * @note If this kernel is used to perform Winograd input transform 1x5, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 969 | * |
| 970 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 971 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 972 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 973 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 974 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 975 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 976 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 977 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 978 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 979 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 980 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 981 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 982 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 983 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 984 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 985 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 986 | */ |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 987 | __kernel void winograd_input_transform_4x4_5x5_stepz1_nhwc( |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 988 | TENSOR3D_DECLARATION(src), |
| 989 | TENSOR3D_DECLARATION(dst)) |
| 990 | { |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 991 | int x = get_global_id(0); |
| 992 | int y = get_global_id(1); |
| 993 | int z = get_global_id(2); |
| 994 | |
| 995 | // Compute input address |
| 996 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * sizeof(float); |
| 997 | |
| 998 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 999 | // Clamp coordinates. This clamp is valid for all rows |
| 1000 | int8 y_coord = (int8)(y * OUTPUT_TILE_W) + (int8)(0, 1, 2, 3, 4, 5, 6, 7) - (int8)PAD_LEFT; |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1001 | y_coord = clamp(y_coord, (int8) - 1, (int8)SRC_DIM_1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1002 | |
| 1003 | // Row0 |
| 1004 | // We can skip the border clamping along the z dimension as we cannot read out-of-bound in case of 5x1 kernels |
| 1005 | int z_coord = z * OUTPUT_TILE_H; |
| 1006 | |
| 1007 | // Load the input tile |
| 1008 | float8 in_row0; |
| 1009 | in_row0.s0 = *(__global float *)(src_addr + y_coord.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1010 | in_row0.s1 = *(__global float *)(src_addr + y_coord.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1011 | in_row0.s2 = *(__global float *)(src_addr + y_coord.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1012 | in_row0.s3 = *(__global float *)(src_addr + y_coord.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1013 | in_row0.s4 = *(__global float *)(src_addr + y_coord.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1014 | in_row0.s5 = *(__global float *)(src_addr + y_coord.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1015 | in_row0.s6 = *(__global float *)(src_addr + y_coord.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1016 | in_row0.s7 = *(__global float *)(src_addr + y_coord.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1017 | |
| 1018 | // Calculate common factors for intermediate tensor |
| 1019 | float8 comm_fact0 = 0.0f; |
| 1020 | float8 tmp0 = in_row0; |
| 1021 | |
| 1022 | float8 out0 = (float8)0.0f; |
| 1023 | |
| 1024 | OUTPUT_ROW_4x4_5x5(out0, tmp0, comm_fact0); |
| 1025 | |
| 1026 | #elif defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) // defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 1027 | // We can skip the border clamping along the y dimension as we cannot read out-of-bound in case of 1x5 kernels |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1028 | int y_coord = y * (int)OUTPUT_TILE_W; |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1029 | |
| 1030 | // Row0 |
| 1031 | // We can skip the border clamping along the z dimension as we cannot read out-of-bound in case of 5x1 kernels |
| 1032 | int8 z_coord = (int8)(z * OUTPUT_TILE_H) + (int8)(0, 1, 2, 3, 4, 5, 6, 7) - (int8)PAD_TOP; |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1033 | int8 valid_y = select((int8)y_coord, (int8) - 1, z_coord < (int8)0); // If z < 0, set y to -1 |
| 1034 | valid_y = select(valid_y, (int8)SRC_DIM_1, z_coord >= (int8)SRC_DIM_2); // If z >= SRC_DIM_2, set y to SRC_DIM_2 |
| 1035 | z_coord = clamp(z_coord, (int8)0, (int8)SRC_DIM_2 - 1); // Clamp z coordinate |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1036 | |
| 1037 | // Load the input tile |
| 1038 | float8 in_row0; |
| 1039 | in_row0.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord.s0 * src_stride_z); |
| 1040 | in_row0.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord.s1 * src_stride_z); |
| 1041 | in_row0.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord.s2 * src_stride_z); |
| 1042 | in_row0.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord.s3 * src_stride_z); |
| 1043 | in_row0.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord.s4 * src_stride_z); |
| 1044 | in_row0.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord.s5 * src_stride_z); |
| 1045 | in_row0.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord.s6 * src_stride_z); |
| 1046 | in_row0.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord.s7 * src_stride_z); |
| 1047 | |
| 1048 | // Calculate common factors for intermediate tensor |
| 1049 | float8 comm_fact0 = 0.0f; |
| 1050 | float8 tmp0 = in_row0; |
| 1051 | |
| 1052 | float8 out0 = (float8)0.0f; |
| 1053 | |
| 1054 | OUTPUT_ROW_4x4_5x5(out0, tmp0, comm_fact0); |
| 1055 | #else // defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 1056 | float8 in_row0, in_row1, in_row2, in_row3, in_row4, in_row5, in_row6, in_row7; |
| 1057 | |
| 1058 | // Clamp coordinates. This clamp is valid for all rows |
| 1059 | int8 y_coord = (int8)(y * OUTPUT_TILE_W) + (int8)(0, 1, 2, 3, 4, 5, 6, 7) - (int8)PAD_LEFT; |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1060 | y_coord = clamp(y_coord, (int8) - 1, (int8)SRC_DIM_1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1061 | |
| 1062 | // Row0 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1063 | int z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 0; |
| 1064 | int8 valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); // If z < 0, set y to -1 |
| 1065 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); // If z >= SRC_DIM_2, set y to SRC_DIM_2 |
| 1066 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); // Clamp z coordinate |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1067 | |
| 1068 | // Load the input tile |
| 1069 | in_row0.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1070 | in_row0.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1071 | in_row0.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1072 | in_row0.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1073 | in_row0.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1074 | in_row0.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1075 | in_row0.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1076 | in_row0.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1077 | |
| 1078 | // Row1 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1079 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 1; |
| 1080 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1081 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1082 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1083 | |
| 1084 | in_row1.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1085 | in_row1.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1086 | in_row1.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1087 | in_row1.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1088 | in_row1.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1089 | in_row1.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1090 | in_row1.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1091 | in_row1.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1092 | |
| 1093 | // Row2 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1094 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 2; |
| 1095 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1096 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1097 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1098 | |
| 1099 | in_row2.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1100 | in_row2.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1101 | in_row2.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1102 | in_row2.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1103 | in_row2.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1104 | in_row2.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1105 | in_row2.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1106 | in_row2.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1107 | |
| 1108 | // Row3 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1109 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 3; |
| 1110 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1111 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1112 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1113 | |
| 1114 | in_row3.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1115 | in_row3.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1116 | in_row3.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1117 | in_row3.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1118 | in_row3.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1119 | in_row3.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1120 | in_row3.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1121 | in_row3.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1122 | |
| 1123 | // Row4 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1124 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 4; |
| 1125 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1126 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1127 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1128 | |
| 1129 | in_row4.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1130 | in_row4.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1131 | in_row4.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1132 | in_row4.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1133 | in_row4.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1134 | in_row4.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1135 | in_row4.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1136 | in_row4.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1137 | |
| 1138 | // Row5 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1139 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 5; |
| 1140 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1141 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1142 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1143 | |
| 1144 | in_row5.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1145 | in_row5.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1146 | in_row5.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1147 | in_row5.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1148 | in_row5.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1149 | in_row5.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1150 | in_row5.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1151 | in_row5.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1152 | |
| 1153 | // Row6 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1154 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 6; |
| 1155 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1156 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1157 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1158 | |
| 1159 | in_row6.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1160 | in_row6.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1161 | in_row6.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1162 | in_row6.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1163 | in_row6.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1164 | in_row6.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1165 | in_row6.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1166 | in_row6.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1167 | |
| 1168 | // Row7 |
Georgios Pinitas | dbbe4a3 | 2018-07-18 18:06:32 +0100 | [diff] [blame] | 1169 | z_coord = (z * (int)OUTPUT_TILE_H) - (int)PAD_TOP + 7; |
| 1170 | valid_y = select(y_coord, (int8) - 1, (int8)z_coord < 0); |
| 1171 | valid_y = select(valid_y, (int8)SRC_DIM_1, (int8)z_coord >= (int)SRC_DIM_2); |
| 1172 | z_coord = clamp(z_coord, 0, (int)SRC_DIM_2 - 1); |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1173 | |
| 1174 | in_row7.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); |
| 1175 | in_row7.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); |
| 1176 | in_row7.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); |
| 1177 | in_row7.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); |
| 1178 | in_row7.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); |
| 1179 | in_row7.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); |
| 1180 | in_row7.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); |
| 1181 | in_row7.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); |
| 1182 | |
| 1183 | float8 comm_fact0 = in_row2 + in_row6 - 4.25f * in_row4; |
| 1184 | float8 comm_fact1 = in_row1 + in_row5 - 4.25f * in_row3; |
| 1185 | float8 comm_fact2 = 0.25f * in_row2 - 1.25f * in_row4 + in_row6; |
| 1186 | |
| 1187 | // Calculate intermediate tensor and reuse common factor vectors |
| 1188 | const float8 tmp0 = in_row0 - in_row6 + 5.25f * in_row4 - 5.25f * in_row2; |
| 1189 | const float8 tmp1 = comm_fact0 + comm_fact1; |
| 1190 | const float8 tmp2 = comm_fact0 - comm_fact1; |
| 1191 | |
| 1192 | comm_fact0 = 2.5f * in_row3; |
| 1193 | comm_fact1 = 0.5f * in_row1 - comm_fact0 + 2.f * in_row5; |
| 1194 | |
| 1195 | const float8 tmp3 = comm_fact1 + comm_fact2; |
| 1196 | const float8 tmp4 = comm_fact2 - comm_fact1; |
| 1197 | |
| 1198 | comm_fact1 = 2.f * in_row1 - comm_fact0 + 0.5f * in_row5; |
| 1199 | comm_fact2 = 4.f * in_row2 - 5.f * in_row4 + in_row6; |
| 1200 | |
| 1201 | const float8 tmp5 = comm_fact1 + comm_fact2; |
| 1202 | const float8 tmp6 = comm_fact2 - comm_fact1; |
| 1203 | const float8 tmp7 = in_row7 - in_row1 + 5.25f * in_row3 - 5.25f * in_row5; |
| 1204 | |
| 1205 | // Calculate output rows (reuse comm_fact0 vector) |
| 1206 | float8 out0, out1, out2, out3, out4, out5, out6, out7; |
| 1207 | OUTPUT_ROW_4x4_5x5(out0, tmp0, comm_fact0); |
| 1208 | OUTPUT_ROW_4x4_5x5(out1, tmp1, comm_fact0); |
| 1209 | OUTPUT_ROW_4x4_5x5(out2, tmp2, comm_fact0); |
| 1210 | OUTPUT_ROW_4x4_5x5(out3, tmp3, comm_fact0); |
| 1211 | OUTPUT_ROW_4x4_5x5(out4, tmp4, comm_fact0); |
| 1212 | OUTPUT_ROW_4x4_5x5(out5, tmp5, comm_fact0); |
| 1213 | OUTPUT_ROW_4x4_5x5(out6, tmp6, comm_fact0); |
| 1214 | OUTPUT_ROW_4x4_5x5(out7, tmp7, comm_fact0); |
| 1215 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 1216 | |
| 1217 | // Store values across the channels |
| 1218 | __global uchar *dst_addr = dst_ptr + dst_offset_first_element_in_bytes + x * sizeof(float) + (y + z * (int)NUM_TILES_X) * dst_stride_y; |
| 1219 | |
| 1220 | *((__global float *)(dst_addr + 0 * dst_stride_z)) = out0.s0; |
| 1221 | *((__global float *)(dst_addr + 1 * dst_stride_z)) = out0.s1; |
| 1222 | *((__global float *)(dst_addr + 2 * dst_stride_z)) = out0.s2; |
| 1223 | *((__global float *)(dst_addr + 3 * dst_stride_z)) = out0.s3; |
| 1224 | *((__global float *)(dst_addr + 4 * dst_stride_z)) = out0.s4; |
| 1225 | *((__global float *)(dst_addr + 5 * dst_stride_z)) = out0.s5; |
| 1226 | *((__global float *)(dst_addr + 6 * dst_stride_z)) = out0.s6; |
| 1227 | *((__global float *)(dst_addr + 7 * dst_stride_z)) = out0.s7; |
| 1228 | |
| 1229 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 1230 | *((__global float *)(dst_addr + 8 * dst_stride_z)) = out1.s0; |
| 1231 | *((__global float *)(dst_addr + 9 * dst_stride_z)) = out1.s1; |
| 1232 | *((__global float *)(dst_addr + 10 * dst_stride_z)) = out1.s2; |
| 1233 | *((__global float *)(dst_addr + 11 * dst_stride_z)) = out1.s3; |
| 1234 | *((__global float *)(dst_addr + 12 * dst_stride_z)) = out1.s4; |
| 1235 | *((__global float *)(dst_addr + 13 * dst_stride_z)) = out1.s5; |
| 1236 | *((__global float *)(dst_addr + 14 * dst_stride_z)) = out1.s6; |
| 1237 | *((__global float *)(dst_addr + 15 * dst_stride_z)) = out1.s7; |
| 1238 | *((__global float *)(dst_addr + 16 * dst_stride_z)) = out2.s0; |
| 1239 | *((__global float *)(dst_addr + 17 * dst_stride_z)) = out2.s1; |
| 1240 | *((__global float *)(dst_addr + 18 * dst_stride_z)) = out2.s2; |
| 1241 | *((__global float *)(dst_addr + 19 * dst_stride_z)) = out2.s3; |
| 1242 | *((__global float *)(dst_addr + 20 * dst_stride_z)) = out2.s4; |
| 1243 | *((__global float *)(dst_addr + 21 * dst_stride_z)) = out2.s5; |
| 1244 | *((__global float *)(dst_addr + 22 * dst_stride_z)) = out2.s6; |
| 1245 | *((__global float *)(dst_addr + 23 * dst_stride_z)) = out2.s7; |
| 1246 | *((__global float *)(dst_addr + 24 * dst_stride_z)) = out3.s0; |
| 1247 | *((__global float *)(dst_addr + 25 * dst_stride_z)) = out3.s1; |
| 1248 | *((__global float *)(dst_addr + 26 * dst_stride_z)) = out3.s2; |
| 1249 | *((__global float *)(dst_addr + 27 * dst_stride_z)) = out3.s3; |
| 1250 | *((__global float *)(dst_addr + 28 * dst_stride_z)) = out3.s4; |
| 1251 | *((__global float *)(dst_addr + 29 * dst_stride_z)) = out3.s5; |
| 1252 | *((__global float *)(dst_addr + 30 * dst_stride_z)) = out3.s6; |
| 1253 | *((__global float *)(dst_addr + 31 * dst_stride_z)) = out3.s7; |
| 1254 | *((__global float *)(dst_addr + 32 * dst_stride_z)) = out4.s0; |
| 1255 | *((__global float *)(dst_addr + 33 * dst_stride_z)) = out4.s1; |
| 1256 | *((__global float *)(dst_addr + 34 * dst_stride_z)) = out4.s2; |
| 1257 | *((__global float *)(dst_addr + 35 * dst_stride_z)) = out4.s3; |
| 1258 | *((__global float *)(dst_addr + 36 * dst_stride_z)) = out4.s4; |
| 1259 | *((__global float *)(dst_addr + 37 * dst_stride_z)) = out4.s5; |
| 1260 | *((__global float *)(dst_addr + 38 * dst_stride_z)) = out4.s6; |
| 1261 | *((__global float *)(dst_addr + 39 * dst_stride_z)) = out4.s7; |
| 1262 | *((__global float *)(dst_addr + 40 * dst_stride_z)) = out5.s0; |
| 1263 | *((__global float *)(dst_addr + 41 * dst_stride_z)) = out5.s1; |
| 1264 | *((__global float *)(dst_addr + 42 * dst_stride_z)) = out5.s2; |
| 1265 | *((__global float *)(dst_addr + 43 * dst_stride_z)) = out5.s3; |
| 1266 | *((__global float *)(dst_addr + 44 * dst_stride_z)) = out5.s4; |
| 1267 | *((__global float *)(dst_addr + 45 * dst_stride_z)) = out5.s5; |
| 1268 | *((__global float *)(dst_addr + 46 * dst_stride_z)) = out5.s6; |
| 1269 | *((__global float *)(dst_addr + 47 * dst_stride_z)) = out5.s7; |
| 1270 | *((__global float *)(dst_addr + 48 * dst_stride_z)) = out6.s0; |
| 1271 | *((__global float *)(dst_addr + 49 * dst_stride_z)) = out6.s1; |
| 1272 | *((__global float *)(dst_addr + 50 * dst_stride_z)) = out6.s2; |
| 1273 | *((__global float *)(dst_addr + 51 * dst_stride_z)) = out6.s3; |
| 1274 | *((__global float *)(dst_addr + 52 * dst_stride_z)) = out6.s4; |
| 1275 | *((__global float *)(dst_addr + 53 * dst_stride_z)) = out6.s5; |
| 1276 | *((__global float *)(dst_addr + 54 * dst_stride_z)) = out6.s6; |
| 1277 | *((__global float *)(dst_addr + 55 * dst_stride_z)) = out6.s7; |
| 1278 | *((__global float *)(dst_addr + 56 * dst_stride_z)) = out7.s0; |
| 1279 | *((__global float *)(dst_addr + 57 * dst_stride_z)) = out7.s1; |
| 1280 | *((__global float *)(dst_addr + 58 * dst_stride_z)) = out7.s2; |
| 1281 | *((__global float *)(dst_addr + 59 * dst_stride_z)) = out7.s3; |
| 1282 | *((__global float *)(dst_addr + 60 * dst_stride_z)) = out7.s4; |
| 1283 | *((__global float *)(dst_addr + 61 * dst_stride_z)) = out7.s5; |
| 1284 | *((__global float *)(dst_addr + 62 * dst_stride_z)) = out7.s6; |
| 1285 | *((__global float *)(dst_addr + 63 * dst_stride_z)) = out7.s7; |
| 1286 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | 149fdf3 | 2018-07-04 17:03:33 +0100 | [diff] [blame] | 1287 | } |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1288 | #endif // defined(SRC_DIM_1) && defined(SRC_DIM_2) |
| 1289 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1290 | /** This OpenCL kernel computes the input transform when the kernel size is 5x5/5x1 or 1x5 and the output tile is 4x4/4x1 or 1x4 when the data layout is NCHW |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1291 | * |
| 1292 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1293 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1294 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 1295 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 1296 | * @note If this kernel is used to perform Winograd input transform 5x1, -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1297 | * @note If this kernel is used to perform Winograd input transform 1x5, -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1298 | * |
| 1299 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1300 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1301 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1302 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1303 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1304 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1305 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1306 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1307 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1308 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1309 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1310 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1311 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1312 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1313 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1314 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1315 | */ |
| 1316 | __kernel void winograd_input_transform_4x4_5x5_stepz1_nchw( |
| 1317 | TENSOR3D_DECLARATION(src), |
| 1318 | TENSOR3D_DECLARATION(dst)) |
| 1319 | { |
| 1320 | int x = get_global_id(0); |
| 1321 | int y = get_global_id(1); |
| 1322 | int z = get_global_id(2); |
| 1323 | |
| 1324 | // Compute input address |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1325 | __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * OUTPUT_TILE_W * sizeof(float) + y * OUTPUT_TILE_H * src_stride_y + z * src_stride_z; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1326 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1327 | src_addr = src_addr - ((int)PAD_LEFT * sizeof(float)) - ((int)PAD_TOP * src_stride_y); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1328 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1329 | // Load input tile |
| 1330 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 1331 | const float8 in_row0 = vload8(0, (__global float *)(src_addr)); |
| 1332 | #elif defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) // !defined(WINOGRAD_FILTER_TRANSFORM_HORIZONTAL) |
| 1333 | const float8 in_row0 = (float8)(*((__global float *)(src_addr + 0 * src_stride_y)), |
| 1334 | *((__global float *)(src_addr + 1 * src_stride_y)), |
| 1335 | *((__global float *)(src_addr + 2 * src_stride_y)), |
| 1336 | *((__global float *)(src_addr + 3 * src_stride_y)), |
| 1337 | *((__global float *)(src_addr + 4 * src_stride_y)), |
| 1338 | *((__global float *)(src_addr + 5 * src_stride_y)), |
| 1339 | *((__global float *)(src_addr + 6 * src_stride_y)), |
| 1340 | *((__global float *)(src_addr + 7 * src_stride_y))); |
| 1341 | #else // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1342 | const float8 in_row0 = vload8(0, (__global float *)(src_addr + 0 * src_stride_y)); |
| 1343 | const float8 in_row1 = vload8(0, (__global float *)(src_addr + 1 * src_stride_y)); |
| 1344 | const float8 in_row2 = vload8(0, (__global float *)(src_addr + 2 * src_stride_y)); |
| 1345 | const float8 in_row3 = vload8(0, (__global float *)(src_addr + 3 * src_stride_y)); |
| 1346 | const float8 in_row4 = vload8(0, (__global float *)(src_addr + 4 * src_stride_y)); |
| 1347 | const float8 in_row5 = vload8(0, (__global float *)(src_addr + 5 * src_stride_y)); |
| 1348 | const float8 in_row6 = vload8(0, (__global float *)(src_addr + 6 * src_stride_y)); |
| 1349 | const float8 in_row7 = vload8(0, (__global float *)(src_addr + 7 * src_stride_y)); |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1350 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1351 | |
| 1352 | // Calculate common factors for intermediate tensor |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1353 | float8 tmp0 = in_row0; |
| 1354 | float8 comm_fact0 = 0.0f; |
| 1355 | |
| 1356 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 1357 | comm_fact0 += in_row2 + in_row6 - 4.25f * in_row4; |
| 1358 | tmp0 += -in_row6 + 5.25f * in_row4 - 5.25f * in_row2; |
| 1359 | |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1360 | float8 comm_fact1 = in_row1 + in_row5 - 4.25f * in_row3; |
| 1361 | float8 comm_fact2 = 0.25f * in_row2 - 1.25f * in_row4 + in_row6; |
| 1362 | |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1363 | const float8 tmp1 = comm_fact0 + comm_fact1; |
| 1364 | const float8 tmp2 = comm_fact0 - comm_fact1; |
| 1365 | |
| 1366 | comm_fact0 = 2.5f * in_row3; |
| 1367 | comm_fact1 = 0.5f * in_row1 - comm_fact0 + 2.f * in_row5; |
| 1368 | |
| 1369 | const float8 tmp3 = comm_fact1 + comm_fact2; |
| 1370 | const float8 tmp4 = comm_fact2 - comm_fact1; |
| 1371 | |
| 1372 | comm_fact1 = 2.f * in_row1 - comm_fact0 + 0.5f * in_row5; |
| 1373 | comm_fact2 = 4.f * in_row2 - 5.f * in_row4 + in_row6; |
| 1374 | |
| 1375 | const float8 tmp5 = comm_fact1 + comm_fact2; |
| 1376 | const float8 tmp6 = comm_fact2 - comm_fact1; |
| 1377 | const float8 tmp7 = in_row7 - in_row1 + 5.25f * in_row3 - 5.25f * in_row5; |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1378 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1379 | |
| 1380 | // Calculate output rows (reuse comm_fact0 vector) |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1381 | float8 out0; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1382 | |
| 1383 | OUTPUT_ROW_4x4_5x5(out0, tmp0, comm_fact0); |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1384 | |
| 1385 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 1386 | float8 out1, out2, out3, out4, out5, out6, out7; |
| 1387 | |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1388 | OUTPUT_ROW_4x4_5x5(out1, tmp1, comm_fact0); |
| 1389 | OUTPUT_ROW_4x4_5x5(out2, tmp2, comm_fact0); |
| 1390 | OUTPUT_ROW_4x4_5x5(out3, tmp3, comm_fact0); |
| 1391 | OUTPUT_ROW_4x4_5x5(out4, tmp4, comm_fact0); |
| 1392 | OUTPUT_ROW_4x4_5x5(out5, tmp5, comm_fact0); |
| 1393 | OUTPUT_ROW_4x4_5x5(out6, tmp6, comm_fact0); |
| 1394 | OUTPUT_ROW_4x4_5x5(out7, tmp7, comm_fact0); |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1395 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1396 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1397 | // Store values across the channels |
| 1398 | __global uchar *dst_addr = dst_ptr + dst_offset_first_element_in_bytes + z * sizeof(float) + (x + y * (int)NUM_TILES_X) * dst_stride_y; |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1399 | |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1400 | *((__global float *)(dst_addr + 0 * dst_stride_z)) = out0.s0; |
| 1401 | *((__global float *)(dst_addr + 1 * dst_stride_z)) = out0.s1; |
| 1402 | *((__global float *)(dst_addr + 2 * dst_stride_z)) = out0.s2; |
| 1403 | *((__global float *)(dst_addr + 3 * dst_stride_z)) = out0.s3; |
| 1404 | *((__global float *)(dst_addr + 4 * dst_stride_z)) = out0.s4; |
| 1405 | *((__global float *)(dst_addr + 5 * dst_stride_z)) = out0.s5; |
| 1406 | *((__global float *)(dst_addr + 6 * dst_stride_z)) = out0.s6; |
| 1407 | *((__global float *)(dst_addr + 7 * dst_stride_z)) = out0.s7; |
| 1408 | |
| 1409 | #if !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1410 | *((__global float *)(dst_addr + 8 * dst_stride_z)) = out1.s0; |
| 1411 | *((__global float *)(dst_addr + 9 * dst_stride_z)) = out1.s1; |
| 1412 | *((__global float *)(dst_addr + 10 * dst_stride_z)) = out1.s2; |
| 1413 | *((__global float *)(dst_addr + 11 * dst_stride_z)) = out1.s3; |
| 1414 | *((__global float *)(dst_addr + 12 * dst_stride_z)) = out1.s4; |
| 1415 | *((__global float *)(dst_addr + 13 * dst_stride_z)) = out1.s5; |
| 1416 | *((__global float *)(dst_addr + 14 * dst_stride_z)) = out1.s6; |
| 1417 | *((__global float *)(dst_addr + 15 * dst_stride_z)) = out1.s7; |
| 1418 | *((__global float *)(dst_addr + 16 * dst_stride_z)) = out2.s0; |
| 1419 | *((__global float *)(dst_addr + 17 * dst_stride_z)) = out2.s1; |
| 1420 | *((__global float *)(dst_addr + 18 * dst_stride_z)) = out2.s2; |
| 1421 | *((__global float *)(dst_addr + 19 * dst_stride_z)) = out2.s3; |
| 1422 | *((__global float *)(dst_addr + 20 * dst_stride_z)) = out2.s4; |
| 1423 | *((__global float *)(dst_addr + 21 * dst_stride_z)) = out2.s5; |
| 1424 | *((__global float *)(dst_addr + 22 * dst_stride_z)) = out2.s6; |
| 1425 | *((__global float *)(dst_addr + 23 * dst_stride_z)) = out2.s7; |
| 1426 | *((__global float *)(dst_addr + 24 * dst_stride_z)) = out3.s0; |
| 1427 | *((__global float *)(dst_addr + 25 * dst_stride_z)) = out3.s1; |
| 1428 | *((__global float *)(dst_addr + 26 * dst_stride_z)) = out3.s2; |
| 1429 | *((__global float *)(dst_addr + 27 * dst_stride_z)) = out3.s3; |
| 1430 | *((__global float *)(dst_addr + 28 * dst_stride_z)) = out3.s4; |
| 1431 | *((__global float *)(dst_addr + 29 * dst_stride_z)) = out3.s5; |
| 1432 | *((__global float *)(dst_addr + 30 * dst_stride_z)) = out3.s6; |
| 1433 | *((__global float *)(dst_addr + 31 * dst_stride_z)) = out3.s7; |
| 1434 | *((__global float *)(dst_addr + 32 * dst_stride_z)) = out4.s0; |
| 1435 | *((__global float *)(dst_addr + 33 * dst_stride_z)) = out4.s1; |
| 1436 | *((__global float *)(dst_addr + 34 * dst_stride_z)) = out4.s2; |
| 1437 | *((__global float *)(dst_addr + 35 * dst_stride_z)) = out4.s3; |
| 1438 | *((__global float *)(dst_addr + 36 * dst_stride_z)) = out4.s4; |
| 1439 | *((__global float *)(dst_addr + 37 * dst_stride_z)) = out4.s5; |
| 1440 | *((__global float *)(dst_addr + 38 * dst_stride_z)) = out4.s6; |
| 1441 | *((__global float *)(dst_addr + 39 * dst_stride_z)) = out4.s7; |
| 1442 | *((__global float *)(dst_addr + 40 * dst_stride_z)) = out5.s0; |
| 1443 | *((__global float *)(dst_addr + 41 * dst_stride_z)) = out5.s1; |
| 1444 | *((__global float *)(dst_addr + 42 * dst_stride_z)) = out5.s2; |
| 1445 | *((__global float *)(dst_addr + 43 * dst_stride_z)) = out5.s3; |
| 1446 | *((__global float *)(dst_addr + 44 * dst_stride_z)) = out5.s4; |
| 1447 | *((__global float *)(dst_addr + 45 * dst_stride_z)) = out5.s5; |
| 1448 | *((__global float *)(dst_addr + 46 * dst_stride_z)) = out5.s6; |
| 1449 | *((__global float *)(dst_addr + 47 * dst_stride_z)) = out5.s7; |
| 1450 | *((__global float *)(dst_addr + 48 * dst_stride_z)) = out6.s0; |
| 1451 | *((__global float *)(dst_addr + 49 * dst_stride_z)) = out6.s1; |
| 1452 | *((__global float *)(dst_addr + 50 * dst_stride_z)) = out6.s2; |
| 1453 | *((__global float *)(dst_addr + 51 * dst_stride_z)) = out6.s3; |
| 1454 | *((__global float *)(dst_addr + 52 * dst_stride_z)) = out6.s4; |
| 1455 | *((__global float *)(dst_addr + 53 * dst_stride_z)) = out6.s5; |
| 1456 | *((__global float *)(dst_addr + 54 * dst_stride_z)) = out6.s6; |
| 1457 | *((__global float *)(dst_addr + 55 * dst_stride_z)) = out6.s7; |
| 1458 | *((__global float *)(dst_addr + 56 * dst_stride_z)) = out7.s0; |
| 1459 | *((__global float *)(dst_addr + 57 * dst_stride_z)) = out7.s1; |
| 1460 | *((__global float *)(dst_addr + 58 * dst_stride_z)) = out7.s2; |
| 1461 | *((__global float *)(dst_addr + 59 * dst_stride_z)) = out7.s3; |
| 1462 | *((__global float *)(dst_addr + 60 * dst_stride_z)) = out7.s4; |
| 1463 | *((__global float *)(dst_addr + 61 * dst_stride_z)) = out7.s5; |
| 1464 | *((__global float *)(dst_addr + 62 * dst_stride_z)) = out7.s6; |
| 1465 | *((__global float *)(dst_addr + 63 * dst_stride_z)) = out7.s7; |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1466 | #endif // !defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) && !defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1467 | } |
| 1468 | |
| 1469 | #if defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 1470 | /** This OpenCL kernel computes the input transform when the kernel size is 3x1 and the output tile is 2x1 |
| 1471 | * |
| 1472 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1473 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1474 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 1475 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=1 |
| 1476 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1477 | * |
| 1478 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1479 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1480 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1481 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1482 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1483 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1484 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1485 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1486 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1487 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1488 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1489 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1490 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1491 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1492 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1493 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1494 | */ |
| 1495 | __kernel void winograd_input_transform_2x1_3x1_stepz1_nchw( |
| 1496 | TENSOR3D_DECLARATION(src), |
| 1497 | TENSOR3D_DECLARATION(dst)) |
| 1498 | { |
| 1499 | winograd_input_transform_2x2_3x3_stepz1_nchw(src_ptr, |
| 1500 | src_stride_x, |
| 1501 | src_step_x, |
| 1502 | src_stride_y, |
| 1503 | src_step_y, |
| 1504 | src_stride_z, |
| 1505 | src_step_z, |
| 1506 | src_offset_first_element_in_bytes, |
| 1507 | dst_ptr, |
| 1508 | dst_stride_x, |
| 1509 | dst_step_x, |
| 1510 | dst_stride_y, |
| 1511 | dst_step_y, |
| 1512 | dst_stride_z, |
| 1513 | dst_step_z, |
| 1514 | dst_offset_first_element_in_bytes); |
| 1515 | } |
| 1516 | |
| 1517 | /** This OpenCL kernel computes the input transform when the kernel size is 3x1, the output tile is 2x1 and the number of channels is multiple of 2 |
| 1518 | * |
| 1519 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1520 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1521 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 1522 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=1 |
| 1523 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1524 | * |
| 1525 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1526 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1527 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1528 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1529 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1530 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1531 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1532 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1533 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1534 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1535 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1536 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1537 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1538 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1539 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1540 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1541 | */ |
| 1542 | __kernel void winograd_input_transform_2x1_3x1_stepz2_nchw( |
| 1543 | TENSOR3D_DECLARATION(src), |
| 1544 | TENSOR3D_DECLARATION(dst)) |
| 1545 | { |
| 1546 | winograd_input_transform_2x2_3x3_stepz2_nchw(src_ptr, |
| 1547 | src_stride_x, |
| 1548 | src_step_x, |
| 1549 | src_stride_y, |
| 1550 | src_step_y, |
| 1551 | src_stride_z, |
| 1552 | src_step_z, |
| 1553 | src_offset_first_element_in_bytes, |
| 1554 | dst_ptr, |
| 1555 | dst_stride_x, |
| 1556 | dst_step_x, |
| 1557 | dst_stride_y, |
| 1558 | dst_step_y, |
| 1559 | dst_stride_z, |
| 1560 | dst_step_z, |
| 1561 | dst_offset_first_element_in_bytes); |
| 1562 | } |
| 1563 | |
| 1564 | /** This OpenCL kernel computes the input transform when the kernel size is 3x1 and the output tile is 4x1 |
| 1565 | * |
| 1566 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1567 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1568 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=4 |
| 1569 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=1 |
| 1570 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1571 | * |
| 1572 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1573 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1574 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1575 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1576 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1577 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1578 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1579 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1580 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1581 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1582 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1583 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1584 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1585 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1586 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1587 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1588 | */ |
| 1589 | __kernel void winograd_input_transform_4x1_3x1_stepz1_nchw( |
| 1590 | TENSOR3D_DECLARATION(src), |
| 1591 | TENSOR3D_DECLARATION(dst)) |
| 1592 | { |
| 1593 | winograd_input_transform_4x4_3x3_stepz1_nchw(src_ptr, |
| 1594 | src_stride_x, |
| 1595 | src_step_x, |
| 1596 | src_stride_y, |
| 1597 | src_step_y, |
| 1598 | src_stride_z, |
| 1599 | src_step_z, |
| 1600 | src_offset_first_element_in_bytes, |
| 1601 | dst_ptr, |
| 1602 | dst_stride_x, |
| 1603 | dst_step_x, |
| 1604 | dst_stride_y, |
| 1605 | dst_step_y, |
| 1606 | dst_stride_z, |
| 1607 | dst_step_z, |
| 1608 | dst_offset_first_element_in_bytes); |
| 1609 | } |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1610 | |
| 1611 | /** This OpenCL kernel computes the input transform when the kernel size is 5x1 and the output tile is 4x1 when the data layout is NCHW |
| 1612 | * |
| 1613 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1614 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1615 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=2 |
| 1616 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 1617 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1618 | * |
| 1619 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1620 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1621 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1622 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1623 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1624 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1625 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1626 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1627 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1628 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1629 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1630 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1631 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1632 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1633 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1634 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1635 | */ |
| 1636 | __kernel void winograd_input_transform_4x1_5x1_stepz1_nchw( |
| 1637 | TENSOR3D_DECLARATION(src), |
| 1638 | TENSOR3D_DECLARATION(dst)) |
| 1639 | { |
| 1640 | winograd_input_transform_4x4_5x5_stepz1_nchw(src_ptr, |
| 1641 | src_stride_x, |
| 1642 | src_step_x, |
| 1643 | src_stride_y, |
| 1644 | src_step_y, |
| 1645 | src_stride_z, |
| 1646 | src_step_z, |
| 1647 | src_offset_first_element_in_bytes, |
| 1648 | dst_ptr, |
| 1649 | dst_stride_x, |
| 1650 | dst_step_x, |
| 1651 | dst_stride_y, |
| 1652 | dst_step_y, |
| 1653 | dst_stride_z, |
| 1654 | dst_step_z, |
| 1655 | dst_offset_first_element_in_bytes); |
| 1656 | } |
| 1657 | |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1658 | #if defined(SRC_DIM_1) && defined(SRC_DIM_2) |
| 1659 | /** This OpenCL kernel computes the input transform when the kernel size is 3x1 and the output tile is 4x1 for data layout NHWC |
| 1660 | * |
| 1661 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1662 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 1663 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
| 1664 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1665 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=4 |
| 1666 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=1 |
| 1667 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1668 | * |
| 1669 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1670 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1671 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1672 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1673 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1674 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1675 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1676 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1677 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1678 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1679 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1680 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1681 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1682 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1683 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1684 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1685 | */ |
| 1686 | __kernel void winograd_input_transform_4x1_3x1_stepz1_nhwc( |
| 1687 | TENSOR3D_DECLARATION(src), |
| 1688 | TENSOR3D_DECLARATION(dst)) |
| 1689 | { |
| 1690 | winograd_input_transform_4x4_3x3_stepz1_nhwc(src_ptr, |
| 1691 | src_stride_x, |
| 1692 | src_step_x, |
| 1693 | src_stride_y, |
| 1694 | src_step_y, |
| 1695 | src_stride_z, |
| 1696 | src_step_z, |
| 1697 | src_offset_first_element_in_bytes, |
| 1698 | dst_ptr, |
| 1699 | dst_stride_x, |
| 1700 | dst_step_x, |
| 1701 | dst_stride_y, |
| 1702 | dst_step_y, |
| 1703 | dst_stride_z, |
| 1704 | dst_step_z, |
| 1705 | dst_offset_first_element_in_bytes); |
| 1706 | } |
| 1707 | |
| 1708 | /** This OpenCL kernel computes the input transform when the kernel size is 5x1 and the output tile is 4x1 for data layout NHWC |
| 1709 | * |
| 1710 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1711 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 1712 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
| 1713 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1714 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=4 |
| 1715 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=1 |
| 1716 | * @note -DWINOGRAD_INPUT_TRANSFORM_HORIZONTAL has to be passed at compile time |
| 1717 | * |
| 1718 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1719 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1720 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1721 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1722 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1723 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1724 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1725 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1726 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1727 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1728 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1729 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1730 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1731 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1732 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1733 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1734 | */ |
| 1735 | __kernel void winograd_input_transform_4x1_5x1_stepz1_nhwc( |
| 1736 | TENSOR3D_DECLARATION(src), |
| 1737 | TENSOR3D_DECLARATION(dst)) |
| 1738 | { |
| 1739 | winograd_input_transform_4x4_5x5_stepz1_nhwc(src_ptr, |
| 1740 | src_stride_x, |
| 1741 | src_step_x, |
| 1742 | src_stride_y, |
| 1743 | src_step_y, |
| 1744 | src_stride_z, |
| 1745 | src_step_z, |
| 1746 | src_offset_first_element_in_bytes, |
| 1747 | dst_ptr, |
| 1748 | dst_stride_x, |
| 1749 | dst_step_x, |
| 1750 | dst_stride_y, |
| 1751 | dst_step_y, |
| 1752 | dst_stride_z, |
| 1753 | dst_step_z, |
| 1754 | dst_offset_first_element_in_bytes); |
| 1755 | } |
| 1756 | #endif // defined(SRC_DIM_1) && defined(SRC_DIM_2) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1757 | #endif // defined(WINOGRAD_INPUT_TRANSFORM_HORIZONTAL) |
| 1758 | |
| 1759 | #if defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
| 1760 | /** This OpenCL kernel computes the input transform when the kernel size is 1x3 and the output tile is 1x2 |
| 1761 | * |
| 1762 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1763 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1764 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
| 1765 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 1766 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 1767 | * |
| 1768 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1769 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1770 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1771 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1772 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1773 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1774 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1775 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1776 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1777 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1778 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1779 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1780 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1781 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1782 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1783 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1784 | */ |
| 1785 | __kernel void winograd_input_transform_1x2_1x3_stepz1_nchw( |
| 1786 | TENSOR3D_DECLARATION(src), |
| 1787 | TENSOR3D_DECLARATION(dst)) |
| 1788 | { |
| 1789 | winograd_input_transform_2x2_3x3_stepz1_nchw(src_ptr, |
| 1790 | src_stride_x, |
| 1791 | src_step_x, |
| 1792 | src_stride_y, |
| 1793 | src_step_y, |
| 1794 | src_stride_z, |
| 1795 | src_step_z, |
| 1796 | src_offset_first_element_in_bytes, |
| 1797 | dst_ptr, |
| 1798 | dst_stride_x, |
| 1799 | dst_step_x, |
| 1800 | dst_stride_y, |
| 1801 | dst_step_y, |
| 1802 | dst_stride_z, |
| 1803 | dst_step_z, |
| 1804 | dst_offset_first_element_in_bytes); |
| 1805 | } |
| 1806 | |
| 1807 | /** This OpenCL kernel computes the input transform when the kernel size is 1x3, the output tile is 1x2 and the number of channels is multiple of 2 |
| 1808 | * |
| 1809 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1810 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1811 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
| 1812 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=2 |
| 1813 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 1814 | * |
| 1815 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1816 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1817 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1818 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1819 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1820 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1821 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1822 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1823 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1824 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1825 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1826 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1827 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1828 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1829 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1830 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1831 | */ |
| 1832 | __kernel void winograd_input_transform_1x2_1x3_stepz2_nchw( |
| 1833 | TENSOR3D_DECLARATION(src), |
| 1834 | TENSOR3D_DECLARATION(dst)) |
| 1835 | { |
| 1836 | winograd_input_transform_2x2_3x3_stepz2_nchw(src_ptr, |
| 1837 | src_stride_x, |
| 1838 | src_step_x, |
| 1839 | src_stride_y, |
| 1840 | src_step_y, |
| 1841 | src_stride_z, |
| 1842 | src_step_z, |
| 1843 | src_offset_first_element_in_bytes, |
| 1844 | dst_ptr, |
| 1845 | dst_stride_x, |
| 1846 | dst_step_x, |
| 1847 | dst_stride_y, |
| 1848 | dst_step_y, |
| 1849 | dst_stride_z, |
| 1850 | dst_step_z, |
| 1851 | dst_offset_first_element_in_bytes); |
| 1852 | } |
| 1853 | |
| 1854 | /** This OpenCL kernel computes the input transform when the kernel size is 1x3 and the output tile is 1x4 |
| 1855 | * |
| 1856 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1857 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1858 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
| 1859 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
| 1860 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 1861 | * |
| 1862 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1863 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1864 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1865 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1866 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1867 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1868 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1869 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1870 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1871 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1872 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1873 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1874 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1875 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1876 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1877 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1878 | */ |
| 1879 | __kernel void winograd_input_transform_1x4_1x3_stepz1_nchw( |
| 1880 | TENSOR3D_DECLARATION(src), |
| 1881 | TENSOR3D_DECLARATION(dst)) |
| 1882 | { |
| 1883 | winograd_input_transform_4x4_3x3_stepz1_nchw(src_ptr, |
| 1884 | src_stride_x, |
| 1885 | src_step_x, |
| 1886 | src_stride_y, |
| 1887 | src_step_y, |
| 1888 | src_stride_z, |
| 1889 | src_step_z, |
| 1890 | src_offset_first_element_in_bytes, |
| 1891 | dst_ptr, |
| 1892 | dst_stride_x, |
| 1893 | dst_step_x, |
| 1894 | dst_stride_y, |
| 1895 | dst_step_y, |
| 1896 | dst_stride_z, |
| 1897 | dst_step_z, |
| 1898 | dst_offset_first_element_in_bytes); |
| 1899 | } |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 1900 | |
| 1901 | /** This OpenCL kernel computes the input transform when the kernel size is 1x5 and the output tile is 1x4 |
| 1902 | * |
| 1903 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 1904 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 1905 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
| 1906 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
| 1907 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 1908 | * |
| 1909 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1910 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1911 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1912 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1913 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1914 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1915 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1916 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1917 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1918 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1919 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1920 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1921 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1922 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1923 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1924 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1925 | */ |
| 1926 | __kernel void winograd_input_transform_1x4_1x5_stepz1_nchw( |
| 1927 | TENSOR3D_DECLARATION(src), |
| 1928 | TENSOR3D_DECLARATION(dst)) |
| 1929 | { |
| 1930 | winograd_input_transform_4x4_5x5_stepz1_nchw(src_ptr, |
| 1931 | src_stride_x, |
| 1932 | src_step_x, |
| 1933 | src_stride_y, |
| 1934 | src_step_y, |
| 1935 | src_stride_z, |
| 1936 | src_step_z, |
| 1937 | src_offset_first_element_in_bytes, |
| 1938 | dst_ptr, |
| 1939 | dst_stride_x, |
| 1940 | dst_step_x, |
| 1941 | dst_stride_y, |
| 1942 | dst_step_y, |
| 1943 | dst_stride_z, |
| 1944 | dst_step_z, |
| 1945 | dst_offset_first_element_in_bytes); |
| 1946 | } |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1947 | |
| 1948 | #if defined(SRC_DIM_1) && defined(SRC_DIM_2) |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1949 | /** This OpenCL kernel computes the input transform when the kernel size is 1x3 and the output tile is 1x4 for data layout NHWC |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1950 | * |
| 1951 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1952 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 1953 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1954 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1955 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1956 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1957 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1958 | * |
| 1959 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 1960 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 1961 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 1962 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 1963 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1964 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 1965 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 1966 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1967 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 1968 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 1969 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 1970 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 1971 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 1972 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 1973 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 1974 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 1975 | */ |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1976 | __kernel void winograd_input_transform_1x4_1x3_stepz1_nhwc( |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1977 | TENSOR3D_DECLARATION(src), |
| 1978 | TENSOR3D_DECLARATION(dst)) |
| 1979 | { |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1980 | winograd_input_transform_4x4_3x3_stepz1_nhwc(src_ptr, |
| 1981 | src_stride_x, |
| 1982 | src_step_x, |
| 1983 | src_stride_y, |
| 1984 | src_step_y, |
| 1985 | src_stride_z, |
| 1986 | src_step_z, |
| 1987 | src_offset_first_element_in_bytes, |
| 1988 | dst_ptr, |
| 1989 | dst_stride_x, |
| 1990 | dst_step_x, |
| 1991 | dst_stride_y, |
| 1992 | dst_step_y, |
| 1993 | dst_stride_z, |
| 1994 | dst_step_z, |
| 1995 | dst_offset_first_element_in_bytes); |
| 1996 | } |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 1997 | |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 1998 | /** This OpenCL kernel computes the input transform when the kernel size is 1x5 and the output tile is 1x4 for data layout NHWC |
| 1999 | * |
| 2000 | * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). |
| 2001 | * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) |
| 2002 | * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) |
| 2003 | * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). |
| 2004 | * @note The width of the output tile must be passed at compile time using -DOUTPUT_TILE_W: e.g. -DOUTPUT_TILE_W=1 |
| 2005 | * @note The height of the output tile must be passed at compile time using -DOUTPUT_TILE_H: e.g. -DOUTPUT_TILE_H=4 |
| 2006 | * @note -DWINOGRAD_INPUT_TRANSFORM_VERTICAL has to be passed at compile time |
| 2007 | * |
| 2008 | * @param[in] src_ptr Pointer to the source image. Supported data types: F32 |
| 2009 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 2010 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 2011 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 2012 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 2013 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 2014 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 2015 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 2016 | * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr |
| 2017 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 2018 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 2019 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 2020 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 2021 | * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) |
| 2022 | * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) |
| 2023 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| 2024 | */ |
| 2025 | __kernel void winograd_input_transform_1x4_1x5_stepz1_nhwc( |
| 2026 | TENSOR3D_DECLARATION(src), |
| 2027 | TENSOR3D_DECLARATION(dst)) |
| 2028 | { |
| 2029 | winograd_input_transform_4x4_5x5_stepz1_nhwc(src_ptr, |
| 2030 | src_stride_x, |
| 2031 | src_step_x, |
| 2032 | src_stride_y, |
| 2033 | src_step_y, |
| 2034 | src_stride_z, |
| 2035 | src_step_z, |
| 2036 | src_offset_first_element_in_bytes, |
| 2037 | dst_ptr, |
| 2038 | dst_stride_x, |
| 2039 | dst_step_x, |
| 2040 | dst_stride_y, |
| 2041 | dst_step_y, |
| 2042 | dst_stride_z, |
| 2043 | dst_step_z, |
| 2044 | dst_offset_first_element_in_bytes); |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 2045 | } |
| 2046 | #endif // defined(SRC_DIM_1) && defined(SRC_DIM_2) |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 2047 | #endif // defined(WINOGRAD_INPUT_TRANSFORM_VERTICAL) |
Giorgio Arena | a50e5e0 | 2018-07-02 13:42:23 +0100 | [diff] [blame] | 2048 | #endif // defined(NUM_TILES_X) && defined(PAD_LEFT) && defined(PAD_TOP) && defined(OUTPUT_TILE_W) && defined(OUTPUT_TILE_H) |