Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 1 | /* |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2018 ARM Limited. |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 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 | |
| 25 | #ifndef __ARM_COMPUTE_NEDIRECTCONVOLUTIONDETAIL_H__ |
| 26 | #define __ARM_COMPUTE_NEDIRECTCONVOLUTIONDETAIL_H__ |
| 27 | |
| 28 | #include "arm_compute/core/AccessWindowStatic.h" |
| 29 | #include "arm_compute/core/NEON/NEFixedPoint.h" |
| 30 | |
| 31 | #include <arm_neon.h> |
| 32 | |
| 33 | namespace arm_compute |
| 34 | { |
| 35 | namespace detail |
| 36 | { |
| 37 | /** Loads a 3x3 matrix as a row (float). |
| 38 | * |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 39 | * @param[in] ptr Pointer to a float 3x3 matrix. |
| 40 | * @param[in] weights_offset (Optional) Weights quantization offset. |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 41 | * |
| 42 | * @return The loaded matrix. |
| 43 | */ |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 44 | inline float32x4x3_t load_matrix_row(const float *ptr, int weights_offset = 0) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 45 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 46 | ARM_COMPUTE_UNUSED(weights_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 47 | const float32x4x3_t r = |
| 48 | { |
| 49 | { |
| 50 | vld1q_dup_f32(ptr), |
| 51 | vld1q_dup_f32(1 + ptr), |
| 52 | vld1q_dup_f32(2 + ptr) |
| 53 | } |
| 54 | }; |
| 55 | return r; |
| 56 | } |
| 57 | |
| 58 | /** Loads a 3x3 matrix as a row (qint8_t). |
| 59 | * |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 60 | * @param[in] ptr Pointer to a qint8 3x3 matrix. |
| 61 | * @param[in] weights_offset (Optional) Weights quantization offset. |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 62 | * |
| 63 | * @return The loaded matrix. |
| 64 | */ |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 65 | inline qint8x8x3_t load_matrix_row(const qint8_t *ptr, int weights_offset = 0) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 66 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 67 | ARM_COMPUTE_UNUSED(weights_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 68 | /* ptr is a pointer to a row in a 3x3 matrix, the function returns 3 vectors holding exactly the same value in all lanes: |
| 69 | r.val[0] contains the first element, r.val[1] the second element and r.val[2] the third element (in all lanes) */ |
| 70 | const qint8x8x3_t r = |
| 71 | { |
| 72 | { |
| 73 | vld1_dup_qs8(ptr), |
| 74 | vld1_dup_qs8(1 + ptr), |
| 75 | vld1_dup_qs8(2 + ptr) |
| 76 | } |
| 77 | }; |
| 78 | return r; |
| 79 | } |
| 80 | |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 81 | /** Loads a 3x3 matrix as a row (uint8_t). |
| 82 | * |
| 83 | * @param[in] ptr Pointer to a uint8_t 3x3 matrix. |
| 84 | * @param[in] weights_offset (Optional) Weights quantization offset. |
| 85 | * |
| 86 | * @return The loaded matrix. |
| 87 | */ |
| 88 | inline int32x4x3_t load_matrix_row(const uint8_t *ptr, int weights_offset = 0) |
| 89 | { |
| 90 | const int32x4_t v_weights_offset = vdupq_n_s32(weights_offset); |
| 91 | |
| 92 | /* ptr is a pointer to a row in a 3x3 matrix, the function returns 3 vectors holding exactly the same value in all lanes: |
| 93 | r.val[0] contains the first element, r.val[1] the second element and r.val[2] the third element (in all lanes) */ |
| 94 | int32x4x3_t r = |
| 95 | { |
| 96 | { |
| 97 | vaddq_s32(v_weights_offset, vdupq_n_s32(*ptr)), |
| 98 | vaddq_s32(v_weights_offset, vdupq_n_s32(*(ptr + 1))), |
| 99 | vaddq_s32(v_weights_offset, vdupq_n_s32(*(ptr + 2))) |
| 100 | } |
| 101 | }; |
| 102 | return r; |
| 103 | } |
| 104 | |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 105 | /** Perform a convolve3x3 on float32. |
| 106 | * |
| 107 | * @param[in] in_top Pointer to the first row of the input. |
| 108 | * @param[in] in_mid Pointer to the second row of the input. |
| 109 | * @param[in] in_low Pointer to the third row of the input. |
| 110 | * @param[in] m0 First row of the filter. |
| 111 | * @param[in] m1 Second row of the filter. |
| 112 | * @param[in] m2 Third row of the filter. |
| 113 | * @param[in] fixed_point_position (Optional) Fixed point position. |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 114 | * @param[in] input_offset (Optional) Input quantization offset. |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 115 | * |
| 116 | */ |
| 117 | template <unsigned int stridex> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 118 | float32x4x2_t convolve_3x3(const float *in_top, const float *in_mid, const float *in_low, |
| 119 | const float32x4x3_t &m0, const float32x4x3_t &m1, const float32x4x3_t &m2, |
| 120 | int fixed_point_position, int input_offset = 0); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 121 | |
| 122 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 123 | inline float32x4x2_t convolve_3x3<1>(const float *in_top, const float *in_mid, const float *in_low, |
| 124 | const float32x4x3_t &m0, const float32x4x3_t &m1, const float32x4x3_t &m2, |
| 125 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 126 | { |
| 127 | ARM_COMPUTE_UNUSED(fixed_point_position); |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 128 | ARM_COMPUTE_UNUSED(input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 129 | |
| 130 | const float32x4x3_t vtop = |
| 131 | { |
| 132 | { |
| 133 | vld1q_f32(in_top), |
| 134 | vld1q_f32(in_top + 4), |
| 135 | vld1q_f32(in_top + 8) |
| 136 | } |
| 137 | }; |
| 138 | const float32x4x3_t vmid = |
| 139 | { |
| 140 | { |
| 141 | vld1q_f32(in_mid), |
| 142 | vld1q_f32(in_mid + 4), |
| 143 | vld1q_f32(in_mid + 8) |
| 144 | } |
| 145 | }; |
| 146 | const float32x4x3_t vlow = |
| 147 | { |
| 148 | { |
| 149 | vld1q_f32(in_low), |
| 150 | vld1q_f32(in_low + 4), |
| 151 | vld1q_f32(in_low + 8) |
| 152 | } |
| 153 | }; |
| 154 | float32x4x2_t out = |
| 155 | { |
| 156 | { |
| 157 | vmulq_f32(vtop.val[0], m0.val[0]), |
| 158 | vmulq_f32(vtop.val[1], m0.val[0]) |
| 159 | } |
| 160 | }; |
| 161 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vtop.val[0], vtop.val[1], 1), m0.val[1]); |
| 162 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vtop.val[0], vtop.val[1], 2), m0.val[2]); |
| 163 | |
| 164 | out.val[0] = vmlaq_f32(out.val[0], vmid.val[0], m1.val[0]); |
| 165 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vmid.val[0], vmid.val[1], 1), m1.val[1]); |
| 166 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vmid.val[0], vmid.val[1], 2), m1.val[2]); |
| 167 | |
| 168 | out.val[0] = vmlaq_f32(out.val[0], vlow.val[0], m2.val[0]); |
| 169 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vlow.val[0], vlow.val[1], 1), m2.val[1]); |
| 170 | out.val[0] = vmlaq_f32(out.val[0], vextq_f32(vlow.val[0], vlow.val[1], 2), m2.val[2]); |
| 171 | |
| 172 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vtop.val[1], vtop.val[2], 1), m0.val[1]); |
| 173 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vtop.val[1], vtop.val[2], 2), m0.val[2]); |
| 174 | |
| 175 | out.val[1] = vmlaq_f32(out.val[1], vmid.val[1], m1.val[0]); |
| 176 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vmid.val[1], vmid.val[2], 1), m1.val[1]); |
| 177 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vmid.val[1], vmid.val[2], 2), m1.val[2]); |
| 178 | |
| 179 | out.val[1] = vmlaq_f32(out.val[1], vlow.val[1], m2.val[0]); |
| 180 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vlow.val[1], vlow.val[2], 1), m2.val[1]); |
| 181 | out.val[1] = vmlaq_f32(out.val[1], vextq_f32(vlow.val[1], vlow.val[2], 2), m2.val[2]); |
| 182 | return out; |
| 183 | } |
| 184 | |
| 185 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 186 | inline float32x4x2_t convolve_3x3<2>(const float *in_top, const float *in_mid, const float *in_low, |
| 187 | const float32x4x3_t &m0, const float32x4x3_t &m1, const float32x4x3_t &m2, |
| 188 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 189 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 190 | ARM_COMPUTE_UNUSED(input_offset); |
| 191 | |
| 192 | float32x4x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 193 | out.val[0] = vsetq_lane_f32(vgetq_lane_f32(out.val[0], 2), out.val[0], 1); |
| 194 | out.val[0] = vsetq_lane_f32(vgetq_lane_f32(out.val[1], 0), out.val[0], 2); |
| 195 | out.val[0] = vsetq_lane_f32(vgetq_lane_f32(out.val[1], 2), out.val[0], 3); |
| 196 | return out; |
| 197 | } |
| 198 | |
| 199 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 200 | inline float32x4x2_t convolve_3x3<3>(const float *in_top, const float *in_mid, const float *in_low, |
| 201 | const float32x4x3_t &m0, const float32x4x3_t &m1, const float32x4x3_t &m2, |
| 202 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 203 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 204 | ARM_COMPUTE_UNUSED(input_offset); |
| 205 | |
| 206 | float32x4x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 207 | out.val[0] = vsetq_lane_f32(vgetq_lane_f32(out.val[0], 3), out.val[0], 1); |
| 208 | return out; |
| 209 | } |
| 210 | |
| 211 | /** Perform a convolve3x3 on qint16. |
| 212 | * |
| 213 | * @param[in] in_top Pointer to the first row of the input. |
| 214 | * @param[in] in_mid Pointer to the second row of the input. |
| 215 | * @param[in] in_low Pointer to the third row of the input. |
| 216 | * @param[in] m0 First row of the filter. |
| 217 | * @param[in] m1 Second row of the filter. |
| 218 | * @param[in] m2 Third row of the filter. |
| 219 | * @param[in] fixed_point_position (Optional) Fixed point position. |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 220 | * @param[in] input_offset (Optional) Input quantization offset. |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 221 | * |
| 222 | */ |
| 223 | template <unsigned int stridex> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 224 | qint16x8x2_t convolve_3x3(const qint8_t *in_top, const qint8_t *in_mid, const qint8_t *in_low, |
| 225 | const qint8x8x3_t &m0, const qint8x8x3_t &m1, const qint8x8x3_t &m2, |
| 226 | int fixed_point_position, int input_offset = 0); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 227 | |
| 228 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 229 | inline qint16x8x2_t convolve_3x3<1>(const qint8_t *in_top, const qint8_t *in_mid, const qint8_t *in_low, |
| 230 | const qint8x8x3_t &m0, const qint8x8x3_t &m1, const qint8x8x3_t &m2, |
| 231 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 232 | { |
| 233 | ARM_COMPUTE_UNUSED(fixed_point_position); |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 234 | ARM_COMPUTE_UNUSED(input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 235 | |
| 236 | const qint8x8x3_t vtop = |
| 237 | { |
| 238 | { |
| 239 | vld1_qs8(in_top), |
| 240 | vld1_qs8(in_top + 8), |
| 241 | vld1_qs8(in_top + 16) |
| 242 | } |
| 243 | }; |
| 244 | const qint8x8x3_t vmid = |
| 245 | { |
| 246 | { |
| 247 | vld1_qs8(in_mid), |
| 248 | vld1_qs8(in_mid + 8), |
| 249 | vld1_qs8(in_mid + 16) |
| 250 | } |
| 251 | }; |
| 252 | const qint8x8x3_t vlow = |
| 253 | { |
| 254 | { |
| 255 | vld1_qs8(in_low), |
| 256 | vld1_qs8(in_low + 8), |
| 257 | vld1_qs8(in_low + 16) |
| 258 | } |
| 259 | }; |
| 260 | qint16x8x2_t out = |
| 261 | { |
| 262 | { |
| 263 | vmull_qs8(vtop.val[0], m0.val[0], fixed_point_position), |
| 264 | vmull_qs8(vtop.val[1], m0.val[0], fixed_point_position) |
| 265 | } |
| 266 | }; |
| 267 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vtop.val[0], vtop.val[1], 1), m0.val[1], fixed_point_position); |
| 268 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vtop.val[0], vtop.val[1], 2), m0.val[2], fixed_point_position); |
| 269 | out.val[0] = vqmlal_qs8(out.val[0], vmid.val[0], m1.val[0], fixed_point_position); |
| 270 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vmid.val[0], vmid.val[1], 1), m1.val[1], fixed_point_position); |
| 271 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vmid.val[0], vmid.val[1], 2), m1.val[2], fixed_point_position); |
| 272 | out.val[0] = vqmlal_qs8(out.val[0], vlow.val[0], m2.val[0], fixed_point_position); |
| 273 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vlow.val[0], vlow.val[1], 1), m2.val[1], fixed_point_position); |
| 274 | out.val[0] = vqmlal_qs8(out.val[0], vext_s8(vlow.val[0], vlow.val[1], 2), m2.val[2], fixed_point_position); |
| 275 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vtop.val[1], vtop.val[2], 1), m0.val[1], fixed_point_position); |
| 276 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vtop.val[1], vtop.val[2], 2), m0.val[2], fixed_point_position); |
| 277 | out.val[1] = vqmlal_qs8(out.val[1], vmid.val[1], m1.val[0], fixed_point_position); |
| 278 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vmid.val[1], vmid.val[2], 1), m1.val[1], fixed_point_position); |
| 279 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vmid.val[1], vmid.val[2], 2), m1.val[2], fixed_point_position); |
| 280 | out.val[1] = vqmlal_qs8(out.val[1], vlow.val[1], m2.val[0], fixed_point_position); |
| 281 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vlow.val[1], vlow.val[2], 1), m2.val[1], fixed_point_position); |
| 282 | out.val[1] = vqmlal_qs8(out.val[1], vext_s8(vlow.val[1], vlow.val[2], 2), m2.val[2], fixed_point_position); |
| 283 | return out; |
| 284 | } |
| 285 | |
| 286 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 287 | inline qint16x8x2_t convolve_3x3<2>(const qint8_t *in_top, const qint8_t *in_mid, const qint8_t *in_low, |
| 288 | const qint8x8x3_t &m0, const qint8x8x3_t &m1, const qint8x8x3_t &m2, |
| 289 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 290 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 291 | ARM_COMPUTE_UNUSED(input_offset); |
| 292 | |
| 293 | qint16x8x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 294 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[0], 2), out.val[0], 1); |
| 295 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[0], 4), out.val[0], 2); |
| 296 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[0], 6), out.val[0], 3); |
| 297 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[1], 0), out.val[0], 4); |
| 298 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[1], 2), out.val[0], 5); |
| 299 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[1], 4), out.val[0], 6); |
| 300 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[1], 6), out.val[0], 7); |
| 301 | return out; |
| 302 | } |
| 303 | |
| 304 | template <> |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 305 | inline qint16x8x2_t convolve_3x3<3>(const qint8_t *in_top, const qint8_t *in_mid, const qint8_t *in_low, |
| 306 | const qint8x8x3_t &m0, const qint8x8x3_t &m1, const qint8x8x3_t &m2, |
| 307 | int fixed_point_position, int input_offset) |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 308 | { |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 309 | ARM_COMPUTE_UNUSED(input_offset); |
| 310 | |
| 311 | qint16x8x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 312 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[0], 3), out.val[0], 1); |
| 313 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[0], 6), out.val[0], 2); |
| 314 | out.val[0] = vsetq_lane_s16(vgetq_lane_s16(out.val[1], 1), out.val[0], 3); |
| 315 | return out; |
| 316 | } |
| 317 | |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 318 | /** Perform a convolve3x3 on uint8_t |
| 319 | * |
| 320 | * @param[in] in_top Pointer to the first row of the input. |
| 321 | * @param[in] in_mid Pointer to the second row of the input. |
| 322 | * @param[in] in_low Pointer to the third row of the input. |
| 323 | * @param[in] m0 First row of the filter. |
| 324 | * @param[in] m1 Second row of the filter. |
| 325 | * @param[in] m2 Third row of the filter. |
| 326 | * @param[in] fixed_point_position (Optional) Fixed point position. |
| 327 | * @param[in] input_offset (Optional) Input quantization offset. |
| 328 | * |
| 329 | */ |
| 330 | template <unsigned int stridex> |
| 331 | int32x4x2_t convolve_3x3(const uint8_t *in_top, const uint8_t *in_mid, const uint8_t *in_low, |
| 332 | const int32x4x3_t &m0, const int32x4x3_t &m1, const int32x4x3_t &m2, |
| 333 | int fixed_point_position, int input_offset); |
| 334 | |
| 335 | template <> |
| 336 | inline int32x4x2_t convolve_3x3<1>(const uint8_t *in_top, const uint8_t *in_mid, const uint8_t *in_low, const int32x4x3_t &m0, const int32x4x3_t &m1, const int32x4x3_t &m2, |
| 337 | int fixed_point_position, int input_offset) |
| 338 | { |
| 339 | ARM_COMPUTE_UNUSED(fixed_point_position); |
| 340 | |
| 341 | const int32x4_t v_input_offset = vdupq_n_s32(input_offset); |
| 342 | |
| 343 | const uint8x8x2_t vtop = |
| 344 | { |
| 345 | { |
| 346 | vld1_u8(in_top), |
| 347 | vld1_u8(in_top + 8) |
| 348 | } |
| 349 | }; |
| 350 | const uint8x8x2_t vmid = |
| 351 | { |
| 352 | { |
| 353 | vld1_u8(in_mid), |
| 354 | vld1_u8(in_mid + 8) |
| 355 | } |
| 356 | }; |
| 357 | const uint8x8x2_t vlow = |
| 358 | { |
| 359 | { |
| 360 | vld1_u8(in_low), |
| 361 | vld1_u8(in_low + 8) |
| 362 | } |
| 363 | }; |
| 364 | |
| 365 | const int32x4x3_t vtop_s32 = |
| 366 | { |
| 367 | { |
| 368 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vtop.val[0])))), |
| 369 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_high_u16(vmovl_u8(vtop.val[0])))), |
| 370 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vtop.val[1])))), |
| 371 | } |
| 372 | }; |
| 373 | const int32x4x3_t vmid_s32 = |
| 374 | { |
| 375 | { |
| 376 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vmid.val[0])))), |
| 377 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_high_u16(vmovl_u8(vmid.val[0])))), |
| 378 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vmid.val[1])))), |
| 379 | } |
| 380 | }; |
| 381 | const int32x4x3_t vlow_s32 = |
| 382 | { |
| 383 | { |
| 384 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vlow.val[0])))), |
| 385 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_high_u16(vmovl_u8(vlow.val[0])))), |
| 386 | vaddw_s16(v_input_offset, vreinterpret_s16_u16(vget_low_u16(vmovl_u8(vlow.val[1])))), |
| 387 | } |
| 388 | }; |
| 389 | |
| 390 | int32x4x2_t out |
| 391 | { |
| 392 | { |
| 393 | vdupq_n_s32(0), |
| 394 | vdupq_n_s32(0), |
| 395 | } |
| 396 | }; |
| 397 | |
| 398 | // 0 |
| 399 | out.val[0] = vmlaq_s32(out.val[0], vtop_s32.val[0], m0.val[0]); |
| 400 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vtop_s32.val[0], vtop_s32.val[1], 1), m0.val[1]); |
| 401 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vtop_s32.val[0], vtop_s32.val[1], 2), m0.val[2]); |
| 402 | |
| 403 | out.val[0] = vmlaq_s32(out.val[0], vmid_s32.val[0], m1.val[0]); |
| 404 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vmid_s32.val[0], vmid_s32.val[1], 1), m1.val[1]); |
| 405 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vmid_s32.val[0], vmid_s32.val[1], 2), m1.val[2]); |
| 406 | |
| 407 | out.val[0] = vmlaq_s32(out.val[0], vlow_s32.val[0], m2.val[0]); |
| 408 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vlow_s32.val[0], vlow_s32.val[1], 1), m2.val[1]); |
| 409 | out.val[0] = vmlaq_s32(out.val[0], vextq_s32(vlow_s32.val[0], vlow_s32.val[1], 2), m2.val[2]); |
| 410 | |
| 411 | // 1 |
| 412 | out.val[1] = vmlaq_s32(out.val[1], vtop_s32.val[1], m0.val[0]); |
| 413 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vtop_s32.val[1], vtop_s32.val[2], 1), m0.val[1]); |
| 414 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vtop_s32.val[1], vtop_s32.val[2], 2), m0.val[2]); |
| 415 | |
| 416 | out.val[1] = vmlaq_s32(out.val[1], vmid_s32.val[1], m1.val[0]); |
| 417 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vmid_s32.val[1], vmid_s32.val[2], 1), m1.val[1]); |
| 418 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vmid_s32.val[1], vmid_s32.val[2], 2), m1.val[2]); |
| 419 | |
| 420 | out.val[1] = vmlaq_s32(out.val[1], vlow_s32.val[1], m2.val[0]); |
| 421 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vlow_s32.val[1], vlow_s32.val[2], 1), m2.val[1]); |
| 422 | out.val[1] = vmlaq_s32(out.val[1], vextq_s32(vlow_s32.val[1], vlow_s32.val[2], 2), m2.val[2]); |
| 423 | |
| 424 | return out; |
| 425 | } |
| 426 | |
| 427 | template <> |
| 428 | inline int32x4x2_t convolve_3x3<2>(const uint8_t *in_top, const uint8_t *in_mid, const uint8_t *in_low, |
| 429 | const int32x4x3_t &m0, const int32x4x3_t &m1, const int32x4x3_t &m2, |
| 430 | int fixed_point_position, int input_offset) |
| 431 | { |
| 432 | ARM_COMPUTE_UNUSED(fixed_point_position); |
| 433 | |
| 434 | int32x4x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
| 435 | out.val[0] = vsetq_lane_s32(vgetq_lane_s32(out.val[0], 2), out.val[0], 1); |
| 436 | out.val[0] = vsetq_lane_s32(vgetq_lane_s32(out.val[1], 0), out.val[0], 2); |
| 437 | out.val[0] = vsetq_lane_s32(vgetq_lane_s32(out.val[1], 2), out.val[0], 3); |
| 438 | return out; |
| 439 | } |
| 440 | |
| 441 | template <> |
| 442 | inline int32x4x2_t convolve_3x3<3>(const uint8_t *in_top, const uint8_t *in_mid, const uint8_t *in_low, |
| 443 | const int32x4x3_t &m0, const int32x4x3_t &m1, const int32x4x3_t &m2, |
| 444 | int fixed_point_position, int input_offset) |
| 445 | { |
| 446 | ARM_COMPUTE_UNUSED(fixed_point_position); |
| 447 | int32x4x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position, input_offset); |
| 448 | out.val[0] = vsetq_lane_s32(vgetq_lane_s32(out.val[0], 3), out.val[0], 1); |
| 449 | return out; |
| 450 | } |
| 451 | |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 452 | /** Stores a float32x4x2_t array into a memory location. |
| 453 | * |
| 454 | * @param[in] buffer Pointer to the memory location where the values will be stored. |
| 455 | * @param[in] values Values that will be stored. |
| 456 | * |
| 457 | */ |
| 458 | template <unsigned int stridex> |
| 459 | void store_results(float *buffer, const float32x4x2_t &values); |
| 460 | |
| 461 | template <> |
| 462 | inline void store_results<1>(float *buffer, const float32x4x2_t &values) |
| 463 | { |
| 464 | vst1q_f32(buffer, values.val[0]); |
| 465 | vst1q_f32(buffer + 4, values.val[1]); |
| 466 | } |
| 467 | |
| 468 | template <> |
| 469 | inline void store_results<2>(float *buffer, const float32x4x2_t &values) |
| 470 | { |
| 471 | vst1q_f32(buffer, values.val[0]); |
| 472 | } |
| 473 | |
| 474 | template <> |
| 475 | inline void store_results<3>(float *buffer, const float32x4x2_t &values) |
| 476 | { |
| 477 | vst1_f32(buffer, vget_low_f32(values.val[0])); |
| 478 | } |
| 479 | |
| 480 | /** Stores a qint16_t array into a memory location. |
| 481 | * |
| 482 | * @param[in] buffer Pointer to the memory location where the values will be stored. |
| 483 | * @param[in] values Values that will be stored. |
| 484 | * |
| 485 | */ |
| 486 | template <unsigned int stridex> |
| 487 | void store_results(qint16_t *buffer, const qint16x8x2_t &values); |
| 488 | |
| 489 | template <> |
| 490 | inline void store_results<1>(qint16_t *buffer, const qint16x8x2_t &values) |
| 491 | { |
| 492 | vst1q_qs16(buffer, values.val[0]); |
| 493 | vst1q_qs16(buffer + 8, values.val[1]); |
| 494 | } |
| 495 | |
| 496 | template <> |
| 497 | inline void store_results<2>(qint16_t *buffer, const qint16x8x2_t &values) |
| 498 | { |
| 499 | vst1q_qs16(buffer, values.val[0]); |
| 500 | } |
| 501 | |
| 502 | template <> |
| 503 | inline void store_results<3>(qint16_t *buffer, const qint16x8x2_t &values) |
| 504 | { |
| 505 | vst1_qs16(buffer, vget_low_s16(values.val[0])); |
| 506 | } |
| 507 | |
Georgios Pinitas | f72f936 | 2018-01-12 16:29:45 +0000 | [diff] [blame] | 508 | /** Stores a uint32_t array into a memory location. |
| 509 | * |
| 510 | * @param[in] buffer Pointer to the memory location where the values will be stored. |
| 511 | * @param[in] values Values that will be stored. |
| 512 | * |
| 513 | */ |
| 514 | template <unsigned int stridex> |
| 515 | void store_results(int32_t *buffer, const int32x4x2_t &values); |
| 516 | |
| 517 | template <> |
| 518 | inline void store_results<1>(int32_t *buffer, const int32x4x2_t &values) |
| 519 | { |
| 520 | vst1q_s32(buffer, values.val[0]); |
| 521 | vst1q_s32(buffer + 4, values.val[1]); |
| 522 | } |
| 523 | |
| 524 | template <> |
| 525 | inline void store_results<2>(int32_t *buffer, const int32x4x2_t &values) |
| 526 | { |
| 527 | vst1q_s32(buffer, values.val[0]); |
| 528 | } |
| 529 | |
| 530 | template <> |
| 531 | inline void store_results<3>(int32_t *buffer, const int32x4x2_t &values) |
| 532 | { |
| 533 | vst1_s32(buffer, vget_low_s32(values.val[0])); |
| 534 | } |
| 535 | |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 536 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 537 | /** Loads a 3x3 matrix as a row (float16_t). |
| 538 | * |
| 539 | * @param[in] ptr Pointer to a float 3x3 matrix. |
| 540 | * |
| 541 | * @return The loaded matrix. |
| 542 | */ |
| 543 | inline float16x8x3_t load_matrix_row(const float16_t *ptr) |
| 544 | { |
| 545 | /* ptr is a pointer to a row in a 3x3 matrix, the function returns 3 vectors holding exactly the same value in all lanes: |
| 546 | r.val[0] contains the first element, r.val[1] the second element and r.val[2] the third element (in all lanes) */ |
| 547 | const float16x8x3_t r = |
| 548 | { |
| 549 | { |
| 550 | vld1q_dup_f16(ptr), |
| 551 | vld1q_dup_f16(1 + ptr), |
| 552 | vld1q_dup_f16(2 + ptr) |
| 553 | } |
| 554 | }; |
| 555 | return r; |
| 556 | } |
| 557 | |
| 558 | /** Perform a convolve3x3 on float16. |
| 559 | * |
| 560 | * @param[in] in_top Pointer to the first row of the input. |
| 561 | * @param[in] in_mid Pointer to the second row of the input. |
| 562 | * @param[in] in_low Pointer to the third row of the input. |
| 563 | * @param[in] m0 First row of the filter. |
| 564 | * @param[in] m1 Second row of the filter. |
| 565 | * @param[in] m2 Third row of the filter. |
| 566 | * @param[in] fixed_point_position (Optional) Fixed point position. |
| 567 | * |
| 568 | */ |
| 569 | template <unsigned int stridex> |
| 570 | float16x8x2_t convolve_3x3(const float16_t *in_top, const float16_t *in_mid, const float16_t *in_low, const float16x8x3_t &m0, const float16x8x3_t &m1, const float16x8x3_t &m2, |
| 571 | int fixed_point_position); |
| 572 | |
| 573 | template <> |
| 574 | inline float16x8x2_t convolve_3x3<1>(const float16_t *in_top, const float16_t *in_mid, const float16_t *in_low, const float16x8x3_t &m0, const float16x8x3_t &m1, const float16x8x3_t &m2, |
| 575 | int fixed_point_position) |
| 576 | { |
| 577 | ARM_COMPUTE_UNUSED(fixed_point_position); |
| 578 | |
| 579 | const float16x8x3_t vtop = |
| 580 | { |
| 581 | { |
| 582 | vld1q_f16(in_top), |
| 583 | vld1q_f16(in_top + 8), |
| 584 | vld1q_f16(in_top + 16) |
| 585 | } |
| 586 | }; |
| 587 | const float16x8x3_t vmid = |
| 588 | { |
| 589 | { |
| 590 | vld1q_f16(in_mid), |
| 591 | vld1q_f16(in_mid + 8), |
| 592 | vld1q_f16(in_mid + 16) |
| 593 | } |
| 594 | }; |
| 595 | const float16x8x3_t vlow = |
| 596 | { |
| 597 | { |
| 598 | vld1q_f16(in_low), |
| 599 | vld1q_f16(in_low + 8), |
| 600 | vld1q_f16(in_low + 16) |
| 601 | } |
| 602 | }; |
| 603 | float16x8x2_t out = |
| 604 | { |
| 605 | { |
| 606 | vmulq_f16(vtop.val[0], m0.val[0]), |
| 607 | vmulq_f16(vtop.val[1], m0.val[0]) |
| 608 | } |
| 609 | }; |
| 610 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vtop.val[0], vtop.val[1], 1), m0.val[1])); |
| 611 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vtop.val[0], vtop.val[1], 2), m0.val[2])); |
| 612 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vmid.val[0], m1.val[0])); |
| 613 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vmid.val[0], vmid.val[1], 1), m1.val[1])); |
| 614 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vmid.val[0], vmid.val[1], 2), m1.val[2])); |
| 615 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vlow.val[0], m2.val[0])); |
| 616 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vlow.val[0], vlow.val[1], 1), m2.val[1])); |
| 617 | out.val[0] = vaddq_f16(out.val[0], vmulq_f16(vextq_f16(vlow.val[0], vlow.val[1], 2), m2.val[2])); |
| 618 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vtop.val[1], vtop.val[2], 1), m0.val[1])); |
| 619 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vtop.val[1], vtop.val[2], 2), m0.val[2])); |
| 620 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vmid.val[1], m1.val[0])); |
| 621 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vmid.val[1], vmid.val[2], 1), m1.val[1])); |
| 622 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vmid.val[1], vmid.val[2], 2), m1.val[2])); |
| 623 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vlow.val[1], m2.val[0])); |
| 624 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vlow.val[1], vlow.val[2], 1), m2.val[1])); |
| 625 | out.val[1] = vaddq_f16(out.val[1], vmulq_f16(vextq_f16(vlow.val[1], vlow.val[2], 2), m2.val[2])); |
| 626 | return out; |
| 627 | } |
| 628 | |
| 629 | template <> |
| 630 | inline float16x8x2_t convolve_3x3<2>(const float16_t *in_top, const float16_t *in_mid, const float16_t *in_low, const float16x8x3_t &m0, const float16x8x3_t &m1, const float16x8x3_t &m2, |
| 631 | int fixed_point_position) |
| 632 | { |
| 633 | float16x8x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position); |
| 634 | out.val[0] = vsetq_lane_f16(vgetq_lane_f16(out.val[0], 2), out.val[0], 1); |
| 635 | out.val[0] = vsetq_lane_f16(vgetq_lane_f16(out.val[1], 0), out.val[0], 2); |
| 636 | out.val[0] = vsetq_lane_f16(vgetq_lane_f16(out.val[1], 2), out.val[0], 3); |
| 637 | return out; |
| 638 | } |
| 639 | |
| 640 | template <> |
| 641 | inline float16x8x2_t convolve_3x3<3>(const float16_t *in_top, const float16_t *in_mid, const float16_t *in_low, const float16x8x3_t &m0, const float16x8x3_t &m1, const float16x8x3_t &m2, |
| 642 | int fixed_point_position) |
| 643 | { |
| 644 | float16x8x2_t out = convolve_3x3<1>(in_top, in_mid, in_low, m0, m1, m2, fixed_point_position); |
| 645 | out.val[0] = vsetq_lane_f16(vgetq_lane_f16(out.val[0], 3), out.val[0], 1); |
| 646 | return out; |
| 647 | } |
| 648 | |
| 649 | /** Stores a float16x8x2_t array into a memory location. |
| 650 | * |
| 651 | * @param[in] buffer Pointer to the memory location where the values will be stored. |
| 652 | * @param[in] values Values that will be stored. |
| 653 | * |
| 654 | */ |
| 655 | template <unsigned int stridex> |
| 656 | void store_results(float16_t *buffer, const float16x8x2_t &values); |
| 657 | |
| 658 | template <> |
| 659 | inline void store_results<1>(float16_t *buffer, const float16x8x2_t &values) |
| 660 | { |
| 661 | vst1q_f16(buffer, values.val[0]); |
| 662 | vst1q_f16(buffer + 8, values.val[1]); |
| 663 | } |
| 664 | |
| 665 | template <> |
| 666 | inline void store_results<2>(float16_t *buffer, const float16x8x2_t &values) |
| 667 | { |
| 668 | vst1q_f16(buffer, values.val[0]); |
| 669 | } |
| 670 | |
| 671 | template <> |
| 672 | inline void store_results<3>(float16_t *buffer, const float16x8x2_t &values) |
| 673 | { |
| 674 | vst1_f16(buffer, vget_low_f16(values.val[0])); |
| 675 | } |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 676 | #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 677 | |
| 678 | /** Get the number of elements processed on 3x3 convolution. |
| 679 | * |
| 680 | * @param[in] num_elems_written_per_iteration Number of elements written per iteration on 3x3 convolution. |
| 681 | * |
| 682 | * @return The number of elements processed. |
| 683 | */ |
| 684 | template <unsigned int stridex> |
| 685 | int get_input_num_elems_processed(unsigned int num_elems_written_per_iteration); |
| 686 | |
| 687 | template <> |
| 688 | inline int get_input_num_elems_processed<1>(unsigned int num_elems_written_per_iteration) |
| 689 | { |
| 690 | return num_elems_written_per_iteration; |
| 691 | } |
| 692 | |
| 693 | template <> |
| 694 | inline int get_input_num_elems_processed<2>(unsigned int num_elems_written_per_iteration) |
| 695 | { |
| 696 | return num_elems_written_per_iteration << 1; |
| 697 | } |
| 698 | |
| 699 | template <> |
| 700 | inline int get_input_num_elems_processed<3>(unsigned int num_elems_written_per_iteration) |
| 701 | { |
| 702 | return num_elems_written_per_iteration * 3; |
| 703 | } |
Anthony Barbier | 1568621 | 2017-12-12 17:17:50 +0000 | [diff] [blame] | 704 | inline int get_input_num_elems_processed(unsigned int num_elems_written_per_iteration, unsigned int stridex) |
| 705 | { |
| 706 | switch(stridex) |
| 707 | { |
| 708 | case 1: |
| 709 | return get_input_num_elems_processed<1>(num_elems_written_per_iteration); |
| 710 | case 2: |
| 711 | return get_input_num_elems_processed<2>(num_elems_written_per_iteration); |
| 712 | case 3: |
| 713 | return get_input_num_elems_processed<3>(num_elems_written_per_iteration); |
| 714 | default: |
| 715 | ARM_COMPUTE_ERROR("stridex not supported"); |
| 716 | return 0; |
| 717 | } |
| 718 | } |
Michalis Spyrou | 7362f0d | 2017-10-18 17:58:22 +0100 | [diff] [blame] | 719 | } |
| 720 | } // namespace arm_compute |
Anthony Barbier | 1568621 | 2017-12-12 17:17:50 +0000 | [diff] [blame] | 721 | #endif /* __ARM_COMPUTE_NEDIRECTCONVOLUTIONDETAIL_H__ */ |