Won Jeon | a029f1f | 2023-12-29 22:43:11 +0000 | [diff] [blame] | 1 | # Copyright (c) 2020-2024, ARM Limited. |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 2 | # |
| 3 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | # you may not use this file except in compliance with the License. |
| 5 | # You may obtain a copy of the License at |
| 6 | # |
| 7 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | # |
| 9 | # Unless required by applicable law or agreed to in writing, software |
| 10 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | # See the License for the specific language governing permissions and |
| 13 | # limitations under the License. |
| 14 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 15 | import os |
James Ward | c15f7d5 | 2022-12-07 15:38:01 +0000 | [diff] [blame] | 16 | import serializer.tosa_serializer as ts |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 17 | import json |
| 18 | import flatbuffers |
| 19 | import numpy as np |
Tai Ly | ce911a2 | 2024-03-21 17:01:14 +0000 | [diff] [blame] | 20 | import struct |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 21 | from enum import IntEnum, unique |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 22 | from tosa import ( |
| 23 | TosaGraph, |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 24 | TosaRegion, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 25 | TosaBasicBlock, |
| 26 | TosaTensor, |
| 27 | TosaOperator, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 28 | Version, |
| 29 | ) |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 30 | import tosa.DType as TosaDType |
| 31 | import tosa.Op as TosaOp |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 32 | |
Kevin Cheng | e6563f5 | 2021-10-20 12:12:02 -0700 | [diff] [blame] | 33 | # Keep version number in sync with the version default value with schema/tosa.fbs |
Kevin Cheng | b97cb1d | 2021-10-14 11:53:39 -0700 | [diff] [blame] | 34 | TOSA_VERSION_MAJOR = 0 |
Eric Kunze | 8137a43 | 2024-02-02 21:33:22 +0000 | [diff] [blame] | 35 | TOSA_VERSION_MINOR = 100 |
Kevin Cheng | b97cb1d | 2021-10-14 11:53:39 -0700 | [diff] [blame] | 36 | TOSA_VERSION_PATCH = 0 |
Eric Kunze | 8a27043 | 2023-06-01 20:08:17 +0000 | [diff] [blame] | 37 | TOSA_VERSION_DRAFT = True |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 38 | TOSA_VERSION = [ |
| 39 | TOSA_VERSION_MAJOR, |
| 40 | TOSA_VERSION_MINOR, |
| 41 | TOSA_VERSION_PATCH, |
| 42 | TOSA_VERSION_DRAFT, |
| 43 | ] |
Eric Kunze | e659640 | 2022-06-09 21:27:36 +0000 | [diff] [blame] | 44 | |
| 45 | # File identifier needs to be kept in sync with schema/tosa.fbs |
| 46 | TOSA_GRAPH_IDENTIFIER = b"\x54\x4F\x53\x41" |
| 47 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 48 | # With the way flatc generates its python types, there is no programatic way |
| 49 | # to get string names for the integer types. Manually maintain a string table |
| 50 | # here. |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 51 | DType = TosaDType.DType() |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 52 | DTypeNames = [ |
| 53 | "UNKNOWN", |
| 54 | "BOOL", |
| 55 | "UINT8", |
| 56 | "INT4", |
| 57 | "INT8", |
| 58 | "INT16", |
| 59 | "INT32", |
| 60 | "INT48", |
Jeremy Johnson | e1072a9 | 2022-09-27 12:44:11 +0100 | [diff] [blame] | 61 | "FP32", |
Jeremy Johnson | 4102773 | 2022-05-25 17:52:29 +0100 | [diff] [blame] | 62 | "UINT16", |
James Ward | 485a11d | 2022-08-05 13:48:37 +0100 | [diff] [blame] | 63 | "FP16", |
James Ward | 34a6279 | 2022-10-18 17:27:40 +0100 | [diff] [blame] | 64 | "BF16", |
Won Jeon | 1adc5d0 | 2023-08-12 11:16:05 -0700 | [diff] [blame] | 65 | "SHAPE", |
Won Jeon | a029f1f | 2023-12-29 22:43:11 +0000 | [diff] [blame] | 66 | "FP8E4M3", |
| 67 | "FP8E5M2", |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 68 | ] |
| 69 | |
| 70 | ByteMask = np.uint64(0xFF) |
| 71 | |
| 72 | |
| 73 | def dtype_str_to_val(name): |
| 74 | |
| 75 | for i in range(len(DTypeNames)): |
| 76 | if name.casefold() == DTypeNames[i].casefold(): |
| 77 | return i |
| 78 | raise Exception("Unable to parse DType name {}".format(name)) |
| 79 | |
| 80 | |
| 81 | class TosaSerializerUnion: |
| 82 | """This class handles encapsulating and serializing union types into flatbuffers""" |
| 83 | |
| 84 | def __init__(self): |
| 85 | |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 86 | # A tuple of the start and end functions. |
| 87 | # Set by the options constructors below |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 88 | self.optFcns = None |
| 89 | |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 90 | # The type from the tosa.Options enumeration. |
| 91 | # Set by the options constructors below. |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 92 | self.utype = None |
| 93 | |
| 94 | # Each of these lists is a tuple of the add function and the |
| 95 | # value being added. Set by the options constructors below. |
| 96 | self.ints = [] |
| 97 | self.bools = [] |
| 98 | self.floats = [] |
| 99 | self.strings = [] |
TatWai Chong | 49b1ca6 | 2022-06-10 01:49:13 -0700 | [diff] [blame] | 100 | self.int16vecs = [] |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 101 | self.intvecs = [] |
| 102 | self.fpvecs = [] |
| 103 | |
| 104 | def serialize(self, builder): |
| 105 | |
| 106 | # We have to build strings and vectors first |
| 107 | strList = [] |
| 108 | intVecList = [] |
| 109 | fpVecList = [] |
| 110 | |
| 111 | for fcn, val in self.strings: |
| 112 | strList.append((fcn, builder.CreateString(val))) |
| 113 | |
| 114 | for fcn, val in self.intvecs: |
| 115 | intVecList.append((fcn, TosaSerializer.serializeInt32Vec(builder, val))) |
| 116 | |
TatWai Chong | 49b1ca6 | 2022-06-10 01:49:13 -0700 | [diff] [blame] | 117 | for fcn, val in self.int16vecs: |
| 118 | intVecList.append((fcn, TosaSerializer.serializeInt16Vec(builder, val))) |
| 119 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 120 | for fcn, val in self.fpvecs: |
| 121 | fpVecList.append((fcn, TosaSerializer.serializeFpVec(builder, val))) |
| 122 | |
| 123 | startFcn, endFcn = self.optFcns |
| 124 | |
| 125 | # Then serialize the options object from the list of primitives and |
| 126 | # other serialized values |
| 127 | startFcn(builder) |
| 128 | for fcn, val in self.ints: |
| 129 | fcn(builder, val) |
| 130 | |
| 131 | for fcn, val in self.bools: |
| 132 | fcn(builder, val) |
| 133 | |
| 134 | for fcn, val in self.floats: |
| 135 | fcn(builder, val) |
| 136 | |
| 137 | for fcn, val in strList: |
| 138 | fcn(builder, val) |
| 139 | |
| 140 | for fcn, val in intVecList: |
| 141 | fcn(builder, val) |
| 142 | |
| 143 | for fcn, val in fpVecList: |
| 144 | fcn(builder, val) |
| 145 | |
| 146 | return endFcn(builder) |
| 147 | |
| 148 | |
| 149 | class TosaSerializerAttribute(TosaSerializerUnion): |
| 150 | """This class handles encapsulating all of the enumerated types for attributes""" |
| 151 | |
| 152 | def __init__(self): |
| 153 | super().__init__() |
| 154 | |
James Ward | 485a11d | 2022-08-05 13:48:37 +0100 | [diff] [blame] | 155 | def PoolAttribute( |
| 156 | self, |
| 157 | kernel, |
| 158 | stride, |
| 159 | pad, |
| 160 | input_zp, |
| 161 | output_zp, |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 162 | acc_type, |
James Ward | 485a11d | 2022-08-05 13:48:37 +0100 | [diff] [blame] | 163 | ): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 164 | from tosa import PoolAttribute as a, Attribute |
| 165 | |
| 166 | self.utype = Attribute.Attribute().PoolAttribute |
| 167 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 168 | self.optFcns = (a.Start, a.End) |
TatWai Chong | 7be7165 | 2022-05-10 17:26:20 -0700 | [diff] [blame] | 169 | self.intvecs.append((a.AddPad, pad)) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 170 | self.intvecs.append((a.AddKernel, kernel)) |
| 171 | self.intvecs.append((a.AddStride, stride)) |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 172 | self.ints.append((a.AddInputZp, input_zp)) |
| 173 | self.ints.append((a.AddOutputZp, output_zp)) |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 174 | self.ints.append((a.AddAccType, acc_type)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 175 | |
Tai Ly | ad78daa | 2024-03-13 18:52:45 +0000 | [diff] [blame] | 176 | def ConvAttribute( |
| 177 | self, pad, stride, dilation, input_zp, weight_zp, local_bound, acc_type |
| 178 | ): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 179 | from tosa import ConvAttribute as a, Attribute |
| 180 | |
| 181 | self.utype = Attribute.Attribute().ConvAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 182 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 183 | |
TatWai Chong | 7be7165 | 2022-05-10 17:26:20 -0700 | [diff] [blame] | 184 | self.intvecs.append((a.AddPad, pad)) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 185 | self.intvecs.append((a.AddStride, stride)) |
| 186 | self.intvecs.append((a.AddDilation, dilation)) |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 187 | self.ints.append((a.AddInputZp, input_zp)) |
| 188 | self.ints.append((a.AddWeightZp, weight_zp)) |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 189 | self.bools.append((a.AddLocalBound, local_bound)) |
Tai Ly | ad78daa | 2024-03-13 18:52:45 +0000 | [diff] [blame] | 190 | self.ints.append((a.AddAccType, acc_type)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 191 | |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 192 | def TransposeConvAttribute( |
Suraj Sudhir | 50256e1 | 2024-03-14 23:44:54 +0000 | [diff] [blame^] | 193 | self, outpad, stride, input_zp, weight_zp, local_bound, acc_type |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 194 | ): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 195 | from tosa import TransposeConvAttribute as a, Attribute |
| 196 | |
| 197 | self.utype = Attribute.Attribute().TransposeConvAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 198 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 199 | |
Eric Kunze | 4c3537d | 2022-06-13 17:21:48 -0700 | [diff] [blame] | 200 | self.intvecs.append((a.AddOutPad, outpad)) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 201 | self.intvecs.append((a.AddStride, stride)) |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 202 | self.ints.append((a.AddInputZp, input_zp)) |
| 203 | self.ints.append((a.AddWeightZp, weight_zp)) |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 204 | self.bools.append((a.AddLocalBound, local_bound)) |
Tai Ly | ad78daa | 2024-03-13 18:52:45 +0000 | [diff] [blame] | 205 | self.ints.append((a.AddAccType, acc_type)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 206 | |
Tai Ly | 57d7818 | 2024-04-09 19:31:24 +0000 | [diff] [blame] | 207 | def PadAttribute(self, serializer_builder, pad_const_val_as_bytes): |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 208 | from tosa import PadAttribute as a, Attribute |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 209 | |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 210 | self.utype = Attribute.Attribute().PadAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 211 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 212 | |
Tai Ly | 0b6d7c2 | 2024-03-08 17:03:25 +0000 | [diff] [blame] | 213 | # serialize pad_const_val_as_bytes as uint8 vector |
| 214 | serialized_pad_const_val = ts.TosaSerializer.serializeUint8Vec( |
| 215 | serializer_builder, pad_const_val_as_bytes |
James Ward | c15f7d5 | 2022-12-07 15:38:01 +0000 | [diff] [blame] | 216 | ) |
| 217 | |
Tai Ly | 0b6d7c2 | 2024-03-08 17:03:25 +0000 | [diff] [blame] | 218 | self.floats.append((a.AddPadConst, serialized_pad_const_val)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 219 | |
| 220 | def AxisAttribute(self, axis): |
| 221 | from tosa import AxisAttribute as a, Attribute |
| 222 | |
| 223 | self.utype = Attribute.Attribute().AxisAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 224 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 225 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 226 | self.ints.append((a.AddAxis, axis)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 227 | |
TatWai Chong | 49b1ca6 | 2022-06-10 01:49:13 -0700 | [diff] [blame] | 228 | def ResizeAttribute(self, scale, offset, border, mode): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 229 | from tosa import ResizeAttribute as a, Attribute |
| 230 | |
| 231 | self.utype = Attribute.Attribute().ResizeAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 232 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 233 | |
TatWai Chong | 49b1ca6 | 2022-06-10 01:49:13 -0700 | [diff] [blame] | 234 | self.int16vecs.append((a.AddScale, scale)) |
| 235 | self.int16vecs.append((a.AddOffset, offset)) |
| 236 | self.int16vecs.append((a.AddBorder, border)) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 237 | self.ints.append((a.AddMode, mode)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 238 | |
Tai Ly | 57d7818 | 2024-04-09 19:31:24 +0000 | [diff] [blame] | 239 | def ClampAttribute(self, serializer_builder, min_val_as_bytes, max_val_as_bytes): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 240 | from tosa import ClampAttribute as a, Attribute |
| 241 | |
| 242 | self.utype = Attribute.Attribute().ClampAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 243 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 244 | |
James Ward | c15f7d5 | 2022-12-07 15:38:01 +0000 | [diff] [blame] | 245 | # min/max float attributes serialized as uint8 vectors |
Tai Ly | 0b6d7c2 | 2024-03-08 17:03:25 +0000 | [diff] [blame] | 246 | serialized_min_val = ts.TosaSerializer.serializeUint8Vec( |
| 247 | serializer_builder, min_val_as_bytes |
James Ward | c15f7d5 | 2022-12-07 15:38:01 +0000 | [diff] [blame] | 248 | ) |
Tai Ly | 0b6d7c2 | 2024-03-08 17:03:25 +0000 | [diff] [blame] | 249 | serialized_max_val = ts.TosaSerializer.serializeUint8Vec( |
| 250 | serializer_builder, max_val_as_bytes |
James Ward | c15f7d5 | 2022-12-07 15:38:01 +0000 | [diff] [blame] | 251 | ) |
| 252 | |
Tai Ly | 0b6d7c2 | 2024-03-08 17:03:25 +0000 | [diff] [blame] | 253 | self.floats.append((a.AddMinVal, serialized_min_val)) |
| 254 | self.floats.append((a.AddMaxVal, serialized_max_val)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 255 | |
| 256 | def RescaleAttribute( |
James Ward | 92358fc | 2023-11-21 18:14:43 +0000 | [diff] [blame] | 257 | self, |
| 258 | input_zp, |
| 259 | output_zp, |
James Ward | 92358fc | 2023-11-21 18:14:43 +0000 | [diff] [blame] | 260 | scale32, |
| 261 | double_round, |
| 262 | per_channel, |
| 263 | input_unsigned, |
| 264 | output_unsigned, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 265 | ): |
| 266 | from tosa import RescaleAttribute as a, Attribute |
| 267 | |
| 268 | self.utype = Attribute.Attribute().RescaleAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 269 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 270 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 271 | self.ints.append((a.AddInputZp, input_zp)) |
| 272 | self.ints.append((a.AddOutputZp, output_zp)) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 273 | self.bools.append((a.AddScale32, scale32)) |
| 274 | self.bools.append((a.AddDoubleRound, double_round)) |
| 275 | self.bools.append((a.AddPerChannel, per_channel)) |
James Ward | 92358fc | 2023-11-21 18:14:43 +0000 | [diff] [blame] | 276 | self.bools.append((a.AddInputUnsigned, input_unsigned)) |
| 277 | self.bools.append((a.AddOutputUnsigned, output_unsigned)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 278 | |
| 279 | def MulAttribute(self, shift): |
| 280 | from tosa import MulAttribute as a, Attribute |
| 281 | |
| 282 | self.utype = Attribute.Attribute().MulAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 283 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 284 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 285 | self.ints.append((a.AddShift, shift)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 286 | |
| 287 | def ArithmeticRightShiftAttribute(self, round): |
| 288 | from tosa import ArithmeticRightShiftAttribute as a, Attribute |
| 289 | |
| 290 | self.utype = Attribute.Attribute().ArithmeticRightShiftAttribute |
| 291 | self.optFcns = ( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 292 | a.Start, |
| 293 | a.End, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 294 | ) |
| 295 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 296 | self.bools.append((a.AddRound, round)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 297 | |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 298 | def CondIfAttribute(self, then_graph, else_graph): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 299 | from tosa import CondIfAttribute as a, Attribute |
| 300 | |
| 301 | self.utype = Attribute.Attribute().CondIfAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 302 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 303 | |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 304 | self.strings.append((a.AddThenGraph, then_graph)) |
| 305 | self.strings.append((a.AddElseGraph, else_graph)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 306 | |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 307 | def WhileLoopAttribute(self, cond_graph, body_graph): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 308 | from tosa import WhileLoopAttribute as a, Attribute |
| 309 | |
| 310 | self.utype = Attribute.Attribute().WhileLoopAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 311 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 312 | |
Tai Ly | 81db8ee | 2024-02-14 19:57:38 +0000 | [diff] [blame] | 313 | self.strings.append((a.AddCondGraph, cond_graph)) |
| 314 | self.strings.append((a.AddBodyGraph, body_graph)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 315 | |
TatWai Chong | 7be7165 | 2022-05-10 17:26:20 -0700 | [diff] [blame] | 316 | def TransposeAttribute(self, perms): |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 317 | from tosa import TransposeAttribute as a, Attribute |
| 318 | |
| 319 | self.utype = Attribute.Attribute().TransposeAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 320 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 321 | |
TatWai Chong | 7be7165 | 2022-05-10 17:26:20 -0700 | [diff] [blame] | 322 | self.intvecs.append((a.AddPerms, perms)) |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 323 | |
| 324 | def TableAttribute(self, table): |
| 325 | from tosa import TableAttribute as a, Attribute |
| 326 | |
| 327 | self.utype = Attribute.Attribute().TableAttribute |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 328 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | 38d214c | 2021-10-15 15:49:19 -0700 | [diff] [blame] | 329 | |
Jerry Ge | e7b8eb7 | 2023-09-15 17:19:50 +0000 | [diff] [blame] | 330 | self.int16vecs.append((a.AddTable, table)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 331 | |
James Ward | ea00fd0 | 2023-01-20 16:03:50 +0000 | [diff] [blame] | 332 | def MatMulAttribute(self, A_zp, B_zp): |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 333 | from tosa import MatMulAttribute as a, Attribute |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 334 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 335 | self.utype = Attribute.Attribute().MatMulAttribute |
| 336 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 337 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 338 | self.ints.append((a.AddAZp, A_zp)) |
| 339 | self.ints.append((a.AddBZp, B_zp)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 340 | |
James Ward | ea00fd0 | 2023-01-20 16:03:50 +0000 | [diff] [blame] | 341 | def FullyConnectedAttribute(self, input_zp, weight_zp): |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 342 | from tosa import FullyConnectedAttribute as a, Attribute |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 343 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 344 | self.utype = Attribute.Attribute().FullyConnectedAttribute |
| 345 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 346 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 347 | self.ints.append((a.AddInputZp, input_zp)) |
| 348 | self.ints.append((a.AddWeightZp, weight_zp)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 349 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 350 | def NegateAttribute(self, input1_zp, output_zp): |
| 351 | from tosa import NegateAttribute as a, Attribute |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 352 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 353 | self.utype = Attribute.Attribute().NegateAttribute |
| 354 | self.optFcns = (a.Start, a.End) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 355 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 356 | self.ints.append((a.AddInput1Zp, input1_zp)) |
| 357 | self.ints.append((a.AddOutputZp, output_zp)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 358 | |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 359 | def FFTAttribute(self, inverse, local_bound): |
Luke Hutton | 5e26809 | 2023-01-12 22:20:53 +0000 | [diff] [blame] | 360 | from tosa import FFTAttribute as a, Attribute |
| 361 | |
| 362 | self.utype = Attribute.Attribute().FFTAttribute |
| 363 | self.optFcns = (a.Start, a.End) |
| 364 | |
| 365 | self.bools.append((a.AddInverse, inverse)) |
Tai Ly | f5dfad1 | 2023-11-15 21:09:58 +0000 | [diff] [blame] | 366 | self.bools.append((a.AddLocalBound, local_bound)) |
| 367 | |
| 368 | def RFFTAttribute(self, local_bound): |
| 369 | from tosa import RFFTAttribute as a, Attribute |
| 370 | |
| 371 | self.utype = Attribute.Attribute().RFFTAttribute |
| 372 | self.optFcns = (a.Start, a.End) |
| 373 | |
| 374 | self.bools.append((a.AddLocalBound, local_bound)) |
Luke Hutton | 5e26809 | 2023-01-12 22:20:53 +0000 | [diff] [blame] | 375 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 376 | |
| 377 | class TosaSerializerTensor: |
| 378 | def __init__( |
| 379 | self, |
| 380 | name, |
| 381 | shape, |
| 382 | dtype, |
| 383 | data=None, |
| 384 | placeholderFilename=None, |
| 385 | ): |
| 386 | self.name = name |
| 387 | |
| 388 | if isinstance(shape, np.ndarray): |
| 389 | shape = shape.astype(int).tolist() |
| 390 | shape = list(map(int, shape)) |
| 391 | |
| 392 | self.shape = shape |
| 393 | self.dtype = dtype |
| 394 | |
Won Jeon | a029f1f | 2023-12-29 22:43:11 +0000 | [diff] [blame] | 395 | if ( |
| 396 | dtype == DType.FP32 |
| 397 | or dtype == DType.BF16 |
| 398 | or dtype == DType.FP8E4M3 |
| 399 | or dtype == DType.FP8E5M2 |
| 400 | ): |
Jeremy Johnson | c92710d | 2022-09-15 12:16:07 +0100 | [diff] [blame] | 401 | fntype = np.float32 |
James Ward | 485a11d | 2022-08-05 13:48:37 +0100 | [diff] [blame] | 402 | elif dtype == DType.FP16: |
| 403 | fntype = np.float16 |
Jeremy Johnson | c92710d | 2022-09-15 12:16:07 +0100 | [diff] [blame] | 404 | else: |
| 405 | fntype = int |
| 406 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 407 | if isinstance(data, np.ndarray): |
Jeremy Johnson | c92710d | 2022-09-15 12:16:07 +0100 | [diff] [blame] | 408 | data = data.flatten().astype(fntype).tolist() |
| 409 | data = list(map(fntype, data)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 410 | elif isinstance(data, list): |
Jeremy Johnson | c92710d | 2022-09-15 12:16:07 +0100 | [diff] [blame] | 411 | data = list(map(fntype, data)) |
Jeremy Johnson | 8f9e284 | 2024-04-04 11:14:06 +0100 | [diff] [blame] | 412 | elif data is not None: |
| 413 | # Assume data is rank 0 data type |
| 414 | data = list(map(fntype, [data])) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 415 | else: |
Jeremy Johnson | 8f9e284 | 2024-04-04 11:14:06 +0100 | [diff] [blame] | 416 | data = None |
| 417 | |
| 418 | self.data = data |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 419 | |
| 420 | # Filename for placeholder tensors. These get generated by the test generation |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 421 | # process and are written to disk, but are considered input tensors by the |
| 422 | # network so they do not appear in the TOSA serialiazation. However, if we |
| 423 | # want to form a unit test around these input tensors, we can get the filename |
| 424 | # from here. |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 425 | self.placeholderFilename = placeholderFilename |
| 426 | |
| 427 | def __str__(self): |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 428 | concatString = "TosaSerializerTensor name: {} shape: {} dtype: {}".format( |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 429 | self.name, |
| 430 | self.shape, |
| 431 | DTypeNames[self.dtype], |
| 432 | ) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 433 | return concatString |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 434 | |
| 435 | def setDtype(self, dtype): |
| 436 | self.dtype = dtype |
| 437 | |
| 438 | def serialize(self, builder): |
| 439 | fb_name = builder.CreateString(self.name) |
| 440 | fb_shapes = TosaSerializer.serializeInt32Vec(builder, self.shape) |
| 441 | if self.data: |
Tai Ly | ce911a2 | 2024-03-21 17:01:14 +0000 | [diff] [blame] | 442 | u8_data = TosaSerializer.convertDataToUint8Vec(self.dtype, self.data) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 443 | fb_data = TosaSerializer.serializeUint8Vec(builder, u8_data) |
| 444 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 445 | TosaTensor.Start(builder) |
| 446 | TosaTensor.AddName(builder, fb_name) |
| 447 | TosaTensor.AddShape(builder, fb_shapes) |
| 448 | TosaTensor.AddType(builder, self.dtype) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 449 | if self.data: |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 450 | TosaTensor.AddData(builder, fb_data) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 451 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 452 | return TosaTensor.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 453 | |
| 454 | |
| 455 | class TosaSerializerOperator: |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 456 | def __init__(self, op, inputs, outputs, attributes=None): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 457 | self.op = op |
| 458 | self.attributes = attributes |
| 459 | self.inputs = TosaSerializer.toList(inputs) |
| 460 | self.outputs = TosaSerializer.toList(outputs) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 461 | |
| 462 | def __str__(self): |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 463 | concatString = "Op {}\n----\n".format(self.op) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 464 | |
| 465 | for i in self.inputs: |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 466 | concatString = concatString + " Input: {}\n".format(i) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 467 | for o in self.outputs: |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 468 | concatString = concatString + " Output: {}\n".format(o) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 469 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 470 | return concatString |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 471 | |
| 472 | def serialize(self, builder): |
| 473 | fb_inputs = TosaSerializer.serializeStrVec( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 474 | builder, self.inputs, TosaOperator.StartInputsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 475 | ) |
| 476 | fb_outputs = TosaSerializer.serializeStrVec( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 477 | builder, self.outputs, TosaOperator.StartOutputsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 478 | ) |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 479 | # Need to serialize attributes enums still |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 480 | if self.attributes is not None: |
| 481 | fb_attributes = self.attributes.serialize(builder) |
| 482 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 483 | TosaOperator.Start(builder) |
| 484 | TosaOperator.AddOp(builder, self.op) |
| 485 | TosaOperator.AddInputs(builder, fb_inputs) |
| 486 | TosaOperator.AddOutputs(builder, fb_outputs) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 487 | if self.attributes is not None: |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 488 | TosaOperator.AddAttributeType(builder, self.attributes.utype) |
| 489 | TosaOperator.AddAttribute(builder, fb_attributes) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 490 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 491 | return TosaOperator.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 492 | |
| 493 | |
| 494 | class TosaSerializerBasicBlock: |
Jerry Ge | ca7ce0e | 2023-01-10 17:24:38 +0000 | [diff] [blame] | 495 | def __init__(self, name): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 496 | self.name = name |
| 497 | self.operators = [] |
| 498 | |
| 499 | # Dict assures uniqueness, but allows us to look up by name |
| 500 | self.tensors = dict() |
| 501 | |
| 502 | self.inputs = [] |
| 503 | self.outputs = [] |
| 504 | |
| 505 | def addTensor( |
| 506 | self, |
| 507 | name, |
| 508 | shape, |
| 509 | dtype, |
| 510 | data=None, |
| 511 | placeholderFilename=None, |
| 512 | ): |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 513 | if name not in self.tensors: |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 514 | self.tensors[name] = TosaSerializerTensor( |
| 515 | name, shape, dtype, data, placeholderFilename |
| 516 | ) |
| 517 | |
| 518 | return self.tensors[name] |
| 519 | |
| 520 | def addInput(self, name): |
| 521 | self.inputs.append(name) |
| 522 | |
| 523 | def addOutput(self, name): |
| 524 | self.outputs.append(name) |
| 525 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 526 | def addOperator(self, op, inputs, outputs, attributes=None): |
| 527 | self.operators.append(TosaSerializerOperator(op, inputs, outputs, attributes)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 528 | |
| 529 | def serialize(self, builder): |
| 530 | fb_name = builder.CreateString(self.name) |
| 531 | fbv_inputs = TosaSerializer.serializeStrVec( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 532 | builder, list(self.inputs), TosaBasicBlock.StartInputsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 533 | ) |
| 534 | fbv_outputs = TosaSerializer.serializeStrVec( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 535 | builder, list(self.outputs), TosaBasicBlock.StartOutputsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 536 | ) |
| 537 | fbv_tensors = TosaSerializer.serializeObjVec( |
| 538 | builder, |
| 539 | list(self.tensors.values()), |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 540 | TosaBasicBlock.StartTensorsVector, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 541 | ) |
| 542 | fbv_operators = TosaSerializer.serializeObjVec( |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 543 | builder, self.operators, TosaBasicBlock.StartOperatorsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 544 | ) |
| 545 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 546 | TosaBasicBlock.Start(builder) |
| 547 | TosaBasicBlock.AddName(builder, fb_name) |
| 548 | TosaBasicBlock.AddInputs(builder, fbv_inputs) |
| 549 | TosaBasicBlock.AddOutputs(builder, fbv_outputs) |
| 550 | TosaBasicBlock.AddTensors(builder, fbv_tensors) |
| 551 | TosaBasicBlock.AddOperators(builder, fbv_operators) |
| 552 | return TosaBasicBlock.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 553 | |
| 554 | |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 555 | # How CONSTs are treated in the flatbuffer |
| 556 | @unique |
| 557 | class ConstMode(IntEnum): |
| 558 | EMBED = 0 |
| 559 | EMBED_DUMP = 1 |
| 560 | INPUTS = 2 |
| 561 | |
| 562 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 563 | class TosaSerializerRegion: |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 564 | def __init__(self, name, pathPrefix, constMode=ConstMode.EMBED): |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 565 | self.name = name |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 566 | self.basicBlocks = [] |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 567 | self.currInputIdx = 0 |
| 568 | self.currConstIdx = 0 |
| 569 | self.currLayerIdx = 1 |
| 570 | self.currResultIdx = 0 |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 571 | self.pathPrefix = pathPrefix |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 572 | self.constMode = constMode |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 573 | |
Jerry Ge | ca7ce0e | 2023-01-10 17:24:38 +0000 | [diff] [blame] | 574 | def addBasicBlock(self, name): |
| 575 | self.currBasicBlock = TosaSerializerBasicBlock(name) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 576 | self.basicBlocks.append(self.currBasicBlock) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 577 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 578 | def serialize(self, builder): |
| 579 | fb_name = builder.CreateString(self.name) |
| 580 | fbv_basicBlocks = TosaSerializer.serializeObjVec( |
| 581 | builder, self.basicBlocks, TosaRegion.StartBlocksVector |
| 582 | ) |
| 583 | |
| 584 | TosaRegion.Start(builder) |
| 585 | TosaRegion.AddName(builder, fb_name) |
| 586 | TosaRegion.AddBlocks(builder, fbv_basicBlocks) |
| 587 | return TosaRegion.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 588 | |
| 589 | def addPlaceholder(self, shape, dtype, vals): |
| 590 | if not self.currBasicBlock: |
| 591 | raise Exception("addTensor called without valid basic block") |
| 592 | |
| 593 | name = "input-{}".format(self.currInputIdx) |
| 594 | filename = "{}.npy".format(name) |
| 595 | self.currInputIdx = self.currInputIdx + 1 |
| 596 | |
| 597 | tens = self.currBasicBlock.addTensor(name, shape, dtype, None, filename) |
| 598 | # This is always an input to the block |
| 599 | self.currBasicBlock.addInput(name) |
| 600 | |
| 601 | if vals is not None: |
| 602 | np.save(os.path.join(self.pathPrefix, filename), vals, False) |
| 603 | |
| 604 | return tens |
| 605 | |
Jerry Ge | 53ceb48 | 2023-08-14 20:15:10 +0000 | [diff] [blame] | 606 | def addConst(self, shape, dtype, vals, name=None): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 607 | if not self.currBasicBlock: |
| 608 | raise Exception("addTensor called without valid basic block") |
| 609 | |
Jerry Ge | 53ceb48 | 2023-08-14 20:15:10 +0000 | [diff] [blame] | 610 | if name is None: |
| 611 | name = "const-{}".format(self.currInputIdx) |
| 612 | self.currInputIdx = self.currInputIdx + 1 |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 613 | |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 614 | if self.constMode == ConstMode.INPUTS: |
| 615 | # Save const as input file |
| 616 | filename = "{}.npy".format(name) |
| 617 | tensor_vals = None |
| 618 | self.currBasicBlock.addInput(name) |
| 619 | else: |
| 620 | # Embed const in flatbuffer |
| 621 | filename = None |
| 622 | tensor_vals = vals |
| 623 | |
| 624 | tens = self.currBasicBlock.addTensor(name, shape, dtype, tensor_vals, filename) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 625 | # Add the operator now |
Won Jeon | 7c22d77 | 2024-01-23 07:46:08 +0000 | [diff] [blame] | 626 | if dtype == DType.SHAPE: |
| 627 | self.currBasicBlock.addOperator(TosaOp.Op().CONST_SHAPE, [], name) |
| 628 | else: |
| 629 | self.currBasicBlock.addOperator(TosaOp.Op().CONST, [], name) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 630 | |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 631 | # Save the const data to file for debug or as input files |
| 632 | if vals is not None and self.constMode in [ |
| 633 | ConstMode.EMBED_DUMP, |
| 634 | ConstMode.INPUTS, |
| 635 | ]: |
Jeremy Johnson | c92710d | 2022-09-15 12:16:07 +0100 | [diff] [blame] | 636 | filename = "{}.npy".format(name) |
| 637 | np.save(os.path.join(self.pathPrefix, filename), vals, False) |
| 638 | |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 639 | return tens |
| 640 | |
| 641 | def addIntermediate(self, shape, dtype): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 642 | if not self.currBasicBlock: |
| 643 | raise Exception("addTensor called without valid basic block") |
| 644 | |
| 645 | name = "layer-{}".format(self.currLayerIdx) |
| 646 | self.currLayerIdx = self.currLayerIdx + 1 |
| 647 | |
| 648 | tens = self.currBasicBlock.addTensor(name, shape, dtype, None) |
| 649 | |
| 650 | return tens |
| 651 | |
| 652 | def addInputTensor(self, tensor): |
Won Jeon | 780ffb5 | 2023-08-21 13:32:36 -0700 | [diff] [blame] | 653 | self.currBasicBlock.addTensor( |
| 654 | tensor.name, |
| 655 | tensor.shape, |
| 656 | tensor.dtype, |
| 657 | tensor.data, |
| 658 | tensor.placeholderFilename, |
| 659 | ) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 660 | self.currBasicBlock.addInput(tensor.name) |
| 661 | |
| 662 | def addOutputTensor(self, tensor): |
| 663 | self.currBasicBlock.addOutput(tensor.name) |
| 664 | |
| 665 | def addOutput(self, shape, dtype): |
| 666 | if not self.currBasicBlock: |
| 667 | raise Exception("addTensor called without valid basic block") |
| 668 | |
| 669 | name = "result-{}".format(self.currResultIdx) |
| 670 | self.currResultIdx = self.currResultIdx + 1 |
| 671 | |
| 672 | tens = self.currBasicBlock.addTensor(name, shape, dtype, None) |
| 673 | self.currBasicBlock.addOutput(name) |
| 674 | return tens |
| 675 | |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 676 | def addOperator(self, op, inputs, outputs, attributes=None): |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 677 | if op == TosaOp.Op().CONST: |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 678 | raise Exception("Use addConstTensor() to add CONST ops") |
| 679 | |
| 680 | return self.currBasicBlock.addOperator( |
Eric Kunze | bdcc3fe | 2022-06-07 05:17:37 +0000 | [diff] [blame] | 681 | op, |
| 682 | inputs, |
| 683 | outputs, |
| 684 | attributes, |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 685 | ) |
| 686 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 687 | |
| 688 | @unique |
| 689 | class TensorDir(IntEnum): |
| 690 | PLACEHOLDER = 0 |
| 691 | CONST = 1 |
| 692 | INTERMEDIATE = 2 |
| 693 | RESULT = 3 |
| 694 | |
| 695 | |
| 696 | class TosaSerializer: |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 697 | def __init__(self, pathPrefix, constMode=ConstMode.EMBED): |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 698 | self.builder = flatbuffers.Builder(0) |
| 699 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 700 | # Enables inspection of constant data outside of graph |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 701 | self.constMode = constMode |
| 702 | |
| 703 | self.regions = [] |
| 704 | self.startRegion("main", pathPrefix) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 705 | |
Jerry Ge | ca7ce0e | 2023-01-10 17:24:38 +0000 | [diff] [blame] | 706 | self.currRegion.addBasicBlock("main") |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 707 | |
| 708 | # Is this an illegal test that is expected to fail? |
| 709 | self.expectedReturnCode = 0 |
| 710 | self.expectedFailure = False |
| 711 | self.expectedFailureDesc = "" |
| 712 | |
| 713 | def __str__(self): |
| 714 | concatString = "" |
| 715 | for region in self.regions: |
| 716 | concatString = concatString + str(region) |
| 717 | return concatString |
| 718 | |
| 719 | def addPlaceholder(self, shape, dtype, vals): |
| 720 | return self.currRegion.addPlaceholder(shape, dtype, vals) |
| 721 | |
Jerry Ge | 53ceb48 | 2023-08-14 20:15:10 +0000 | [diff] [blame] | 722 | def addConst(self, shape, dtype, vals, name=None): |
| 723 | return self.currRegion.addConst(shape, dtype, vals, name) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 724 | |
| 725 | def addIntermediate(self, shape, dtype): |
| 726 | return self.currRegion.addIntermediate(shape, dtype) |
| 727 | |
| 728 | def addInputTensor(self, tensor): |
| 729 | self.currRegion.addInputTensor(tensor) |
| 730 | |
| 731 | def addOutputTensor(self, tensor): |
| 732 | self.currRegion.addOutputTensor(tensor) |
| 733 | |
| 734 | def addOutput(self, shape, dtype): |
| 735 | return self.currRegion.addOutput(shape, dtype) |
| 736 | |
| 737 | def addOperator(self, op, inputs, outputs, attributes=None): |
| 738 | return self.currRegion.addOperator(op, inputs, outputs, attributes) |
| 739 | |
Jerry Ge | ca7ce0e | 2023-01-10 17:24:38 +0000 | [diff] [blame] | 740 | def addBasicBlock(self, name): |
| 741 | self.currRegion.addBasicBlock(name) |
| 742 | |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 743 | def setExpectedReturnCode(self, val, fail, desc=""): |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 744 | |
| 745 | self.expectedReturnCode = val |
| 746 | self.expectedFailureDesc = desc |
Jeremy Johnson | 9b22517 | 2021-12-14 16:34:47 +0000 | [diff] [blame] | 747 | self.expectedFailure = fail |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 748 | |
| 749 | def serialize(self): |
| 750 | |
| 751 | builder = self.builder |
| 752 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 753 | Version.Start(builder) |
Eric Kunze | e2b20e4 | 2023-07-27 16:59:44 +0000 | [diff] [blame] | 754 | Version.Add_Major(builder, TOSA_VERSION[0]) |
| 755 | Version.Add_Minor(builder, TOSA_VERSION[1]) |
| 756 | Version.Add_Patch(builder, TOSA_VERSION[2]) |
| 757 | Version.Add_Draft(builder, TOSA_VERSION[3]) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 758 | version = Version.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 759 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 760 | fbv_region = TosaSerializer.serializeObjVec( |
| 761 | builder, self.regions, TosaGraph.StartRegionsVector |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 762 | ) |
| 763 | |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 764 | TosaGraph.Start(builder) |
| 765 | TosaGraph.AddVersion(builder, version) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 766 | TosaGraph.AddRegions(builder, fbv_region) |
Kevin Cheng | 49faa4e | 2021-11-08 16:59:18 -0800 | [diff] [blame] | 767 | graph = TosaGraph.End(builder) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 768 | |
Eric Kunze | e659640 | 2022-06-09 21:27:36 +0000 | [diff] [blame] | 769 | self.builder.Finish(graph, TOSA_GRAPH_IDENTIFIER) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 770 | return self.builder.Output() |
| 771 | |
| 772 | def writeJson(self, tosa_filename): |
| 773 | """Write a json test file so that it is fairly easy to pick up the test |
| 774 | and generate commands for third party tool""" |
| 775 | test_desc = dict() |
| 776 | |
| 777 | test_desc["tosa_file"] = tosa_filename |
| 778 | ifm_name = [] |
| 779 | ifm_file = [] |
| 780 | ofm_name = [] |
| 781 | ofm_file = [] |
| 782 | |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 783 | for region in self.regions: |
| 784 | for block in region.basicBlocks: |
Jerry Ge | ca7ce0e | 2023-01-10 17:24:38 +0000 | [diff] [blame] | 785 | if block and block.name == "main": |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 786 | for i in block.inputs: |
| 787 | ifm_name.append(i) |
| 788 | ifm_file.append(block.tensors[i].placeholderFilename) |
| 789 | for o in block.outputs: |
| 790 | ofm_name.append(o) |
| 791 | # Make up an OFM filename here. One isn't generated until the |
| 792 | # reference tool is run, so any name is a good name |
| 793 | ofm_file.append("ref-{}.npy".format(o)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 794 | |
| 795 | test_desc["ifm_name"] = ifm_name |
| 796 | test_desc["ifm_file"] = ifm_file |
| 797 | test_desc["ofm_name"] = ofm_name |
| 798 | test_desc["ofm_file"] = ofm_file |
| 799 | test_desc["expected_return_code"] = self.expectedReturnCode |
| 800 | test_desc["expected_failure"] = self.expectedFailure |
| 801 | if self.expectedFailureDesc: |
| 802 | test_desc["expected_failure_desc"] = self.expectedFailureDesc |
| 803 | |
| 804 | return json.dumps(test_desc, indent=" ") |
| 805 | |
Jeremy Johnson | 005c46d | 2023-07-25 13:56:34 +0100 | [diff] [blame] | 806 | def startRegion(self, name, pathPrefix): |
| 807 | self.currRegion = TosaSerializerRegion(name, pathPrefix, self.constMode) |
Jerry Ge | 1eb8504 | 2023-01-06 14:19:14 -0800 | [diff] [blame] | 808 | self.regions.append(self.currRegion) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 809 | |
| 810 | @staticmethod |
| 811 | def serializeStrVec(builder, vec, start_fcn): |
| 812 | fb_strs = [builder.CreateString(i) for i in vec] |
| 813 | start_fcn(builder, len(fb_strs)) |
| 814 | for s in fb_strs[::-1]: |
| 815 | builder.PrependUOffsetTRelative(s) |
Eric Kunze | ae906de | 2022-05-30 22:40:47 -0700 | [diff] [blame] | 816 | try: |
| 817 | return builder.EndVector() |
| 818 | except TypeError: |
| 819 | return builder.EndVector(len(vec)) |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 820 | |
| 821 | @staticmethod |
| 822 | def serializeUint8Vec(builder, vec): |
| 823 | builder.StartVector(1, len(vec), 8) |
| 824 | for v in vec[::-1]: |
| 825 | builder.PrependUint8(v) |
| 826 | try: |
| 827 | return builder.EndVector() |
| 828 | except TypeError: |
| 829 | return builder.EndVector(len(vec)) |
| 830 | |
| 831 | @staticmethod |
TatWai Chong | 49b1ca6 | 2022-06-10 01:49:13 -0700 | [diff] [blame] | 832 | def serializeInt16Vec(builder, vec): |
| 833 | builder.StartVector(2, len(vec), 4) |
| 834 | for v in vec[::-1]: |
| 835 | builder.PrependInt16(v) |
| 836 | try: |
| 837 | return builder.EndVector() |
| 838 | except TypeError: |
| 839 | return builder.EndVector(len(vec)) |
| 840 | |
| 841 | @staticmethod |
Kevin Cheng | fea5a37 | 2021-10-11 18:38:47 +0000 | [diff] [blame] | 842 | def serializeInt32Vec(builder, vec): |
| 843 | builder.StartVector(4, len(vec), 4) |
| 844 | for v in vec[::-1]: |
| 845 | builder.PrependInt32(v) |
| 846 | try: |
| 847 | return builder.EndVector() |
| 848 | except TypeError: |
| 849 | return builder.EndVector(len(vec)) |
| 850 | |
| 851 | @staticmethod |
| 852 | def serializeFpVec(builder, vec): |
| 853 | builder.StartVector(4, len(vec), 4) |
| 854 | for v in vec[::-1]: |
| 855 | builder.PrependFloat32(v) |
| 856 | try: |
| 857 | return builder.EndVector() |
| 858 | except TypeError: |
| 859 | return builder.EndVector(len(vec)) |
| 860 | |
| 861 | @staticmethod |
| 862 | def serializeObjVec(builder, vec, start_fcn): |
| 863 | serialized_vec = [] |
| 864 | for v in vec[::-1]: |
| 865 | serialized_vec.append(v.serialize(builder)) |
| 866 | |
| 867 | start_fcn(builder, len(vec)) |
| 868 | for v in serialized_vec: |
| 869 | builder.PrependUOffsetTRelative(v) |
| 870 | try: |
| 871 | return builder.EndVector() |
| 872 | except TypeError: |
| 873 | return builder.EndVector(len(vec)) |
| 874 | |
| 875 | @staticmethod |
| 876 | def toList(val): |
| 877 | if isinstance(val, list): |
| 878 | return val |
| 879 | else: |
| 880 | return [val] |
Tai Ly | ce911a2 | 2024-03-21 17:01:14 +0000 | [diff] [blame] | 881 | |
| 882 | @staticmethod |
| 883 | def convertDataToUint8Vec(dtype, data): |
| 884 | u8_data = list() |
| 885 | # little endianess |
| 886 | if dtype == DType.BOOL: |
| 887 | for val in data: |
| 888 | val_u8 = np.uint8(val) |
| 889 | u8_data.append(val_u8) |
| 890 | elif dtype == DType.INT4: |
| 891 | in_size = len(data) |
| 892 | out_size = (in_size + 1) // 2 |
| 893 | for i in range(out_size): |
| 894 | val_0 = data[2 * i] |
| 895 | if (2 * i + 1) < in_size: |
| 896 | val_1 = data[2 * i + 1] |
| 897 | else: |
| 898 | val_1 = 0 |
| 899 | val_i8 = (val_0 & 0xF) | ((val_1 & 0xF) << 4) |
| 900 | val_u8 = np.uint8(val_i8) |
| 901 | u8_data.append(val_u8) |
| 902 | elif dtype == DType.INT8: |
| 903 | for val in data: |
| 904 | val_u8 = np.array(val).astype(dtype=np.uint8) |
| 905 | u8_data.append(val_u8) |
| 906 | elif dtype == DType.INT16: |
| 907 | for val in data: |
| 908 | val_u16 = np.array(val).astype(dtype=np.uint16) |
| 909 | b0 = val_u16 & ByteMask |
| 910 | b1 = (val_u16 >> np.uint16(8)) & ByteMask |
| 911 | u8_data.extend([b0, b1]) |
| 912 | elif dtype == DType.INT32: |
| 913 | for val in data: |
| 914 | val_u32 = np.array(val).astype(dtype=np.uint32) |
| 915 | b0 = val_u32 & ByteMask |
| 916 | b1 = (val_u32 >> np.uint32(8)) & ByteMask |
| 917 | b2 = (val_u32 >> np.uint32(16)) & ByteMask |
| 918 | b3 = (val_u32 >> np.uint32(24)) & ByteMask |
| 919 | u8_data.extend([b0, b1, b2, b3]) |
| 920 | elif dtype == DType.INT48: |
| 921 | for val in data: |
| 922 | val_u64 = np.uint64(val) |
| 923 | b0 = val_u64 & ByteMask |
| 924 | b1 = (val_u64 >> np.uint64(8)) & ByteMask |
| 925 | b2 = (val_u64 >> np.uint64(16)) & ByteMask |
| 926 | b3 = (val_u64 >> np.uint64(24)) & ByteMask |
| 927 | b4 = (val_u64 >> np.uint64(32)) & ByteMask |
| 928 | b5 = (val_u64 >> np.uint64(40)) & ByteMask |
| 929 | u8_data.extend([b0, b1, b2, b3, b4, b5]) |
| 930 | elif dtype == DType.SHAPE: |
| 931 | for val in data: |
| 932 | val_u64 = np.uint64(val) |
| 933 | b0 = val_u64 & ByteMask |
| 934 | b1 = (val_u64 >> np.uint64(8)) & ByteMask |
| 935 | b2 = (val_u64 >> np.uint64(16)) & ByteMask |
| 936 | b3 = (val_u64 >> np.uint64(24)) & ByteMask |
| 937 | b4 = (val_u64 >> np.uint64(32)) & ByteMask |
| 938 | b5 = (val_u64 >> np.uint64(40)) & ByteMask |
| 939 | b6 = (val_u64 >> np.uint64(48)) & ByteMask |
| 940 | b7 = (val_u64 >> np.uint64(56)) & ByteMask |
| 941 | u8_data.extend([b0, b1, b2, b3, b4, b5, b6, b7]) |
| 942 | elif dtype == DType.FP16: |
| 943 | np_arr = np.array(data, dtype=np.float16) |
| 944 | u8_data.extend(np_arr.view(np.uint8)) |
| 945 | elif dtype == DType.FP32: |
| 946 | # for val in data: |
| 947 | # b = struct.pack("!f", val) |
| 948 | # u8_data.extend([b[3], b[2], b[1], b[0]]) |
| 949 | np_arr = np.array(data, dtype=np.float32) |
| 950 | u8_data.extend(np_arr.view(np.uint8)) |
| 951 | elif dtype == DType.BF16: |
| 952 | for val in data: |
| 953 | # convert val to little endian byte arrays b |
| 954 | b = struct.pack("<f", val) |
| 955 | # val => [ b[3], b[2], b[1], b[0] ] |
| 956 | # keep only most significant 2 bytes for bf16 |
| 957 | # in little endian ordering |
| 958 | u8_data.extend([b[2], b[3]]) |
| 959 | elif dtype == DType.FP8E4M3: |
| 960 | for val in data: |
| 961 | # convert val to fp8_bits then to single byte |
| 962 | f32_as_int = struct.unpack(">L", struct.pack(">f", val))[0] |
| 963 | f32_bits = f"{f32_as_int:032b}" |
| 964 | fp8_bits = f32_bits[0] + f32_bits[1:5] + f32_bits[9:12] |
| 965 | fp8_bytes = int(fp8_bits, 2).to_bytes(1, byteorder="little") |
| 966 | u8_data.extend(fp8_bytes) |
| 967 | elif dtype == DType.FP8E5M2: |
| 968 | for val in data: |
| 969 | # convert val to fp8_bits then to single byte |
| 970 | f32_as_int = struct.unpack(">L", struct.pack(">f", val))[0] |
| 971 | f32_bits = f"{f32_as_int:032b}" |
| 972 | fp8_bits = f32_bits[0] + f32_bits[1:6] + f32_bits[9:11] |
| 973 | fp8_bytes = int(fp8_bits, 2).to_bytes(1, byteorder="little") |
| 974 | u8_data.extend(fp8_bytes) |
| 975 | elif dtype == TosaDType.DType: |
| 976 | # Serialize DType enum data as uint8 bytes |
| 977 | for val in data: |
| 978 | np_arr = np.array(data, dtype=np.uint32) |
| 979 | u8_data.extend(np_arr.view(np.uint8)) |
| 980 | else: |
| 981 | raise Exception("unsupported data type {}".format(DTypeNames[dtype])) |
| 982 | return u8_data |