Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 1 | // Copyright 2020 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #include <assert.h> |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 7 | #include <math.h> |
Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 8 | #include <stddef.h> |
| 9 | #include <stdint.h> |
| 10 | #include <stdlib.h> |
| 11 | |
| 12 | #include <xnnpack.h> |
| 13 | #include <xnnpack/allocator.h> |
| 14 | #include <xnnpack/log.h> |
| 15 | #include <xnnpack/params.h> |
| 16 | #include <xnnpack/subgraph.h> |
| 17 | |
| 18 | |
| 19 | enum xnn_status xnn_define_tensor_value( |
| 20 | xnn_subgraph_t subgraph, |
| 21 | enum xnn_datatype datatype, |
| 22 | size_t num_dims, |
| 23 | const size_t* dims, |
| 24 | const void* data, |
| 25 | uint32_t external_id, |
| 26 | uint32_t flags, |
| 27 | uint32_t* id_out) |
| 28 | { |
Marat Dukhan | 854fb6b | 2020-06-19 12:33:44 -0700 | [diff] [blame] | 29 | if ((xnn_params.init_flags & XNN_INIT_FLAG_XNNPACK) == 0) { |
Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 30 | xnn_log_error("failed to create Dense Tensor value: XNNPACK is not initialized"); |
| 31 | return xnn_status_uninitialized; |
| 32 | } |
| 33 | |
| 34 | if (external_id != XNN_INVALID_VALUE_ID && external_id >= subgraph->external_value_ids) { |
| 35 | xnn_log_error( |
| 36 | "failed to create Dense Tensor value: " |
| 37 | "external ID %" PRIu32 " exceeds the number of reserved external IDs in subgraph (%" PRIu32 ")", |
| 38 | external_id, subgraph->external_value_ids); |
| 39 | return xnn_status_invalid_parameter; |
| 40 | } |
| 41 | |
| 42 | if (num_dims > XNN_MAX_TENSOR_DIMS) { |
| 43 | xnn_log_error("failed to create Dense Tensor value: num of dimensions exceeds XNNPACK limit (%d)", |
| 44 | XNN_MAX_TENSOR_DIMS); |
| 45 | return xnn_status_unsupported_parameter; |
| 46 | } |
| 47 | |
| 48 | switch (datatype) { |
| 49 | case xnn_datatype_fp32: |
| 50 | case xnn_datatype_fp16: |
| 51 | break; |
| 52 | default: |
Marat Dukhan | 1f5099e | 2021-03-31 01:41:20 -0700 | [diff] [blame] | 53 | xnn_log_error("failed to create Dense Tensor value: unsupported datatype %s (%d)", |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 54 | xnn_datatype_to_string(datatype), datatype); |
Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 55 | return xnn_status_unsupported_parameter; |
| 56 | } |
| 57 | |
| 58 | struct xnn_value* value = subgraph->values + external_id; |
| 59 | if (external_id == XNN_INVALID_VALUE_ID) { |
| 60 | value = xnn_subgraph_new_internal_value(subgraph); |
| 61 | if (value == NULL) { |
| 62 | return xnn_status_out_of_memory; |
| 63 | } |
| 64 | } |
| 65 | value->type = xnn_value_type_dense_tensor; |
| 66 | value->datatype = datatype; |
| 67 | value->shape.num_dims = num_dims; |
| 68 | memcpy(value->shape.dim, dims, num_dims * sizeof(size_t)); |
| 69 | value->flags = flags; |
| 70 | value->data = data; |
| 71 | |
| 72 | *id_out = value->id; |
| 73 | return xnn_status_success; |
| 74 | } |
| 75 | |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 76 | enum xnn_status xnn_define_quantized_tensor_value( |
| 77 | xnn_subgraph_t subgraph, |
| 78 | enum xnn_datatype datatype, |
| 79 | int32_t zero_point, |
| 80 | float scale, |
| 81 | size_t num_dims, |
| 82 | const size_t* dims, |
| 83 | const void* data, |
| 84 | uint32_t external_id, |
| 85 | uint32_t flags, |
| 86 | uint32_t* id_out) |
| 87 | { |
| 88 | if ((xnn_params.init_flags & XNN_INIT_FLAG_XNNPACK) == 0) { |
| 89 | xnn_log_error("failed to create Quantized Dense Tensor value: XNNPACK is not initialized"); |
| 90 | return xnn_status_uninitialized; |
| 91 | } |
| 92 | |
| 93 | if (external_id != XNN_INVALID_VALUE_ID && external_id >= subgraph->external_value_ids) { |
| 94 | xnn_log_error( |
| 95 | "failed to create Quantized Dense Tensor value: " |
| 96 | "external ID %" PRIu32 " exceeds the number of reserved external IDs in subgraph (%" PRIu32 ")", |
| 97 | external_id, subgraph->external_value_ids); |
| 98 | return xnn_status_invalid_parameter; |
| 99 | } |
| 100 | |
| 101 | if (num_dims > XNN_MAX_TENSOR_DIMS) { |
| 102 | xnn_log_error( |
| 103 | "failed to create Quantized Dense Tensor value: num of dimensions exceeds XNNPACK limit (%d)", |
| 104 | XNN_MAX_TENSOR_DIMS); |
| 105 | return xnn_status_unsupported_parameter; |
| 106 | } |
| 107 | |
| 108 | switch (datatype) { |
| 109 | case xnn_datatype_qint8: |
| 110 | if ((int32_t) (int8_t) zero_point != zero_point) { |
| 111 | xnn_log_error( |
| 112 | "failed to create Quantized Dense Tensor value: invalid zero point %" PRId32" outside the [-128, 127] range", |
| 113 | zero_point); |
| 114 | return xnn_status_invalid_parameter; |
| 115 | } |
| 116 | break; |
Marat Dukhan | 8c8c159 | 2021-07-13 13:59:02 -0700 | [diff] [blame] | 117 | case xnn_datatype_quint8: |
| 118 | if ((int32_t) (uint8_t) zero_point != zero_point) { |
| 119 | xnn_log_error( |
| 120 | "failed to create Quantized Dense Tensor value: invalid zero point %" PRId32" outside the [0, 255] range", |
| 121 | zero_point); |
| 122 | return xnn_status_invalid_parameter; |
| 123 | } |
| 124 | break; |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 125 | case xnn_datatype_qint32: |
| 126 | if (zero_point != 0) { |
| 127 | xnn_log_error( |
| 128 | "failed to create Quantized Dense Tensor value: invalid non-zero zero point %" PRId32, |
| 129 | zero_point); |
| 130 | return xnn_status_invalid_parameter; |
| 131 | } |
| 132 | break; |
| 133 | default: |
| 134 | xnn_log_error("failed to create Quantized Dense Tensor value: unsupported datatype %s (%d)", |
| 135 | xnn_datatype_to_string(datatype), datatype); |
| 136 | return xnn_status_unsupported_parameter; |
| 137 | } |
| 138 | |
| 139 | if (scale <= 0.0f || !isnormal(scale)) { |
| 140 | xnn_log_error( |
| 141 | "failed to create Quantized Dense Tensor value with %.7g scale: scale must be finite, normalized, and positive", |
| 142 | scale); |
| 143 | return xnn_status_invalid_parameter; |
| 144 | } |
| 145 | |
| 146 | struct xnn_value* value = subgraph->values + external_id; |
| 147 | if (external_id == XNN_INVALID_VALUE_ID) { |
| 148 | value = xnn_subgraph_new_internal_value(subgraph); |
| 149 | if (value == NULL) { |
| 150 | return xnn_status_out_of_memory; |
| 151 | } |
| 152 | } |
| 153 | value->type = xnn_value_type_dense_tensor; |
| 154 | value->datatype = datatype; |
| 155 | value->quantization.zero_point = zero_point; |
| 156 | value->quantization.scale = scale; |
| 157 | value->shape.num_dims = num_dims; |
| 158 | memcpy(value->shape.dim, dims, num_dims * sizeof(size_t)); |
| 159 | value->flags = flags; |
| 160 | value->data = data; |
| 161 | |
| 162 | *id_out = value->id; |
| 163 | return xnn_status_success; |
| 164 | } |
| 165 | |
Marat Dukhan | a11a1e8 | 2021-06-24 13:10:13 -0700 | [diff] [blame] | 166 | enum xnn_status xnn_define_channelwise_quantized_tensor_value( |
| 167 | xnn_subgraph_t subgraph, |
| 168 | enum xnn_datatype datatype, |
| 169 | const float* scale, |
| 170 | size_t num_dims, |
| 171 | size_t channel_dim, |
| 172 | const size_t* dims, |
| 173 | const void* data, |
| 174 | uint32_t external_id, |
| 175 | uint32_t flags, |
| 176 | uint32_t* id_out) |
| 177 | { |
| 178 | if ((xnn_params.init_flags & XNN_INIT_FLAG_XNNPACK) == 0) { |
| 179 | xnn_log_error("failed to create Channelwise Quantized Dense Tensor value: XNNPACK is not initialized"); |
| 180 | return xnn_status_uninitialized; |
| 181 | } |
| 182 | |
| 183 | if (external_id != XNN_INVALID_VALUE_ID && external_id >= subgraph->external_value_ids) { |
| 184 | xnn_log_error( |
| 185 | "failed to create Channelwise Quantized Dense Tensor value: " |
| 186 | "external ID %" PRIu32 " exceeds the number of reserved external IDs in subgraph (%" PRIu32 ")", |
| 187 | external_id, subgraph->external_value_ids); |
| 188 | return xnn_status_invalid_parameter; |
| 189 | } |
| 190 | |
| 191 | if (num_dims == 0) { |
| 192 | xnn_log_error( |
| 193 | "failed to create Channelwise Quantized Dense Tensor value: no channel dimension exists"); |
| 194 | return xnn_status_invalid_parameter; |
| 195 | } |
| 196 | |
| 197 | if (num_dims > XNN_MAX_TENSOR_DIMS) { |
| 198 | xnn_log_error( |
| 199 | "failed to create Channelwise Quantized Dense Tensor value: num of dimensions exceeds XNNPACK limit (%d)", |
| 200 | XNN_MAX_TENSOR_DIMS); |
| 201 | return xnn_status_unsupported_parameter; |
| 202 | } |
| 203 | |
| 204 | if (channel_dim >= num_dims) { |
| 205 | xnn_log_error( |
| 206 | "failed to create Channelwise Quantized Dense Tensor value: " |
| 207 | "channel dimension index %zu is out of range for %zu-dimensional tensor", |
| 208 | channel_dim, num_dims); |
| 209 | return xnn_status_invalid_parameter; |
| 210 | } |
| 211 | |
| 212 | switch (datatype) { |
| 213 | case xnn_datatype_qcint8: |
| 214 | case xnn_datatype_qcint32: |
| 215 | break; |
| 216 | default: |
| 217 | xnn_log_error("failed to create Channelwise Quantized Dense Tensor value: unsupported datatype %s (%d)", |
| 218 | xnn_datatype_to_string(datatype), datatype); |
| 219 | return xnn_status_unsupported_parameter; |
| 220 | } |
| 221 | |
| 222 | const size_t channels = dims[0]; |
| 223 | for (size_t channel = 0; channel < channels; channel++) { |
| 224 | if (scale[channel] <= 0.0f || !isnormal(scale[channel])) { |
| 225 | xnn_log_error( |
| 226 | "failed to create Channelwise Quantized Dense Tensor value with %.7g scale in channel #%zu: " |
| 227 | "scale must be finite, normalized, and positive", |
| 228 | scale[channel], channel); |
| 229 | return xnn_status_invalid_parameter; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | struct xnn_value* value = subgraph->values + external_id; |
| 234 | if (external_id == XNN_INVALID_VALUE_ID) { |
| 235 | value = xnn_subgraph_new_internal_value(subgraph); |
| 236 | if (value == NULL) { |
| 237 | return xnn_status_out_of_memory; |
| 238 | } |
| 239 | } |
| 240 | value->type = xnn_value_type_dense_tensor; |
| 241 | value->datatype = datatype; |
| 242 | value->quantization.zero_point = 0; |
| 243 | value->quantization.channelwise_scale = scale; |
| 244 | value->quantization.channel_dimension = channel_dim; |
| 245 | value->shape.num_dims = num_dims; |
| 246 | memcpy(value->shape.dim, dims, num_dims * sizeof(size_t)); |
| 247 | value->flags = flags; |
| 248 | value->data = data; |
| 249 | |
| 250 | *id_out = value->id; |
| 251 | return xnn_status_success; |
| 252 | } |
| 253 | |
Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 254 | size_t xnn_tensor_get_size( |
| 255 | xnn_subgraph_t subgraph, |
| 256 | uint32_t value_id) |
| 257 | { |
| 258 | assert(value_id < subgraph->num_values); |
| 259 | |
| 260 | const struct xnn_value* value = subgraph->values + value_id; |
| 261 | assert(value->type == xnn_value_type_dense_tensor); |
| 262 | assert(value->datatype != xnn_datatype_invalid); |
| 263 | |
| 264 | size_t size = 0; |
| 265 | switch (value->datatype) { |
| 266 | case xnn_datatype_fp16: |
| 267 | size = 2; |
| 268 | break; |
| 269 | case xnn_datatype_fp32: |
| 270 | size = 4; |
| 271 | break; |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 272 | case xnn_datatype_qint8: |
Marat Dukhan | 8c8c159 | 2021-07-13 13:59:02 -0700 | [diff] [blame] | 273 | case xnn_datatype_quint8: |
Marat Dukhan | a11a1e8 | 2021-06-24 13:10:13 -0700 | [diff] [blame] | 274 | case xnn_datatype_qcint8: |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 275 | size = 1; |
| 276 | break; |
| 277 | case xnn_datatype_qint32: |
Marat Dukhan | a11a1e8 | 2021-06-24 13:10:13 -0700 | [diff] [blame] | 278 | case xnn_datatype_qcint32: |
Marat Dukhan | 43ebc05 | 2021-03-29 17:49:52 -0700 | [diff] [blame] | 279 | size = 4; |
| 280 | break; |
Marat Dukhan | 1d75a54 | 2020-02-03 12:23:01 -0800 | [diff] [blame] | 281 | case xnn_datatype_invalid: |
| 282 | XNN_UNREACHABLE; |
| 283 | } |
| 284 | |
| 285 | for (size_t i = 0; i < value->shape.num_dims; i++) { |
| 286 | size *= value->shape.dim[i]; |
| 287 | } |
| 288 | |
| 289 | return size; |
| 290 | } |
Marat Dukhan | 0630d29 | 2021-09-28 09:11:22 -0700 | [diff] [blame] | 291 | |
| 292 | size_t xnn_shape_multiply_all_dims( |
| 293 | const struct xnn_shape shape[restrict XNN_MIN_ELEMENTS(1)]) |
| 294 | { |
| 295 | size_t batch_size = 1; |
| 296 | for (size_t i = 0; i < shape->num_dims; i++) { |
| 297 | batch_size *= shape->dim[i]; |
| 298 | } |
| 299 | return batch_size; |
| 300 | } |
| 301 | |
| 302 | size_t xnn_shape_multiply_non_channel_dims( |
| 303 | const struct xnn_shape shape[restrict XNN_MIN_ELEMENTS(1)]) |
| 304 | { |
| 305 | size_t batch_size = 1; |
| 306 | for (size_t i = 0; i + 1 < shape->num_dims; i++) { |
| 307 | batch_size *= shape->dim[i]; |
| 308 | } |
| 309 | return batch_size; |
| 310 | } |