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# Copyright (c) 2021 Arm Limited.
#
# SPDX-License-Identifier: MIT
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
_TFLITE_TYPECODE2ACLNAME = {
0: "fp32", # Float32
1: "fp16", # Float16
2: "integer", # Int32
3: "qasymm8", # Uint8
# 4: "Unsupported", # Int64
# 5: "Unsupported", # String
6: "integer", # Bool
7: "qsymm16", # Int16
# 8: "Unsupported", # Complex64
9: "qasymm8_signed", # Int8
}
_TFLITE_TYPECODE2NAME = {
0: "Float32",
1: "Float16",
2: "Int32",
3: "Uint8",
4: "Int64",
5: "String",
6: "Bool",
7: "Int16",
8: "Complex64",
9: "Int8",
}
_TFLITE_TO_ACL = {
"ADD": "Add", # 0
"AVERAGE_POOL_2D": "Pool2d", # 1
"CONCATENATION": "Concatenate", # 2
"CONV_2D": "Conv2d", # 3
"DEPTHWISE_CONV_2D": "DepthwiseConv2d", # 4
"DEPTH_TO_SPACE": "DepthToSpace", # 5
"DEQUANTIZE": "Dequantize", # 6
# "EMBEDDING_LOOKUP" : "Unsupported", #7
"FLOOR": "Floor", # 8
"FULLY_CONNECTED": "FullyConnected", # 9
# "HASHTABLE_LOOKUP" : "Unsupported", #10
"L2_NORMALIZATION": "L2Normalize", # 11
"L2_POOL_2D": "Pool2d", # 12
"LOCAL_RESPONSE_NORMALIZATION": "Normalize", # 13
"LOGISTIC": "Activation", # 14
# "LSH_PROJECTION" : "Unsupported", #15
"LSTM": "LSTM", # 16
"MAX_POOL_2D": "Pool2d", # 17
"MUL": "Mul", # 18
"RELU": "Activation", # 19
"RELU_N1_TO_1": "Activation", # 20
"RELU6": "Activation", # 21
"RESHAPE": "Reshape", # 22
"RESIZE_BILINEAR": "Scale", # 23
"RNN": "RNN", # 24
"SOFTMAX": "Softmax", # 25
"SPACE_TO_DEPTH": "SpaceToDepth", # 26
# "SVDF" : "Unsupported", #27
"TANH": "Activation", # 28
# "CONCAT_EMBEDDINGS" : "Unsupported", #29
# "SKIP_GRAM" : "Unsupported", #30
# "CALL" : "Unsupported", #31
# "CUSTOM" : "Unsupported", #32
# "EMBEDDING_LOOKUP_SPARSE" : "Unsupported", #33
"PAD": "Pad", # 34
# "UNIDIRECTIONAL_SEQUENCE_RNN" : "Unsupported", #35
"GATHER": "Gather", # 36
"BATCH_TO_SPACE_ND": "BatchToSpace", # 37
"SPACE_TO_BATCH_ND": "SpaceToBatch", # 38
"TRANSPOSE": "Permute", # 39
"MEAN": "Reduction", # 40
"SUB": "Sub", # 41
"DIV": "Div", # 42
"SQUEEZE": "Reshape", # 43
# "UNIDIRECTIONAL_SEQUENCE_LSTM" : "Unsupported", #44
"STRIDED_SLICE": "StridedSlice", # 45
# "BIDIRECTIONAL_SEQUENCE_RNN" : "Unsupported", #46
"EXP": "ElementwiseUnary", # 47
# "TOPK_V2" : "Unsupported", #48
"SPLIT": "Split", # 49
"LOG_SOFTMAX": "Softmax", # 50
# "DELEGATE" : "Unuspported", #51
# "BIDIRECTIONAL_SEQUENCE_LSTM" : "Unsupported", #52
"CAST": "Cast", # 53
"PRELU": "PRelu", # 54
"MAXIMUM": "ElementwiseBinary", # 55
"ARG_MAX": "Reduction", # 56
"MINIMUM": "ElementwiseBinary", # 57
"LESS": "ElementwiseBinary", # 58
"NEG": "ElementwiseUnary", # 59
"PADV2": "Pad", # 60
"GREATER": "ElementwiseBinary", # 61
"GREATER_EQUAL": "ElementwiseBinary", # 62
"LESS_EQUAL": "ElementwiseBinary", # 63
"SELECT": "Select", # 64
"SLICE": "Slice", # 65
"SIN": "ElementwiseUnary", # 66
"TRANSPOSE_CONV": "TransposeConv2d", # 67
# "SPARSE_TO_DENSE" : "Unsupported", #68
"TILE": "Tile", # 69
"EXPAND_DIMS": "Reshape", # 70
"EQUAL": "ElementwiseBinary", # 71
"NOT_EQUAL": "ElementwiseBinary", # 72
"LOG": "ElementwiseUnary", # 73
"SUM": "Reduction", # 74
"SQRT": "Activation", # 75
"RSQRT": "ElementwiseUnary", # 76
"SHAPE": "", # 77
"POW": "ElementwiseBinary", # 78
"ARG_MIN": "Reduction", # 79
# "FAKE_QUANT" : "Unsupported", #80
"REDUCE_PROD": "Reduction", # 81
"REDUCE_MAX": "Reduction", # 82
"PACK": "Stack", # 83
"LOGICAL_OR": "ElementwiseBinary", # 84
"ONE_HOT": "Unsupported", # 85
"LOGICAL_AND": "ElementwiseBinary", # 86
"LOGICAL_NOT": "ElementwiseUnary", # 87
"UNPACK": "Unstack", # 88
"REDUCE_MIN": "Reduction", # 89
# "FLOOR_DIV" : "Unsupported", #90
# "REDUCE_ANY" : "Unsupported", #91
"SQUARE": "Activation", # 92
"ZEROS_LIKE": "", # 93
"FILL": "Fill", # 94
# "FLOOR_MOD" : "Unsupported", #95
"RANGE": "", # 96
"RESIZE_NEAREST_NEIGHBOR": "Scale", # 97
"LEAKY_RELU": "Activation", # 98
"SQUARED_DIFFERENCE": "ElementwiseBinary", # 99
"MIRROR_PAD": "Pad", # 100
"ABS": "ElementwiseUnary", # 101
"SPLIT_V": "Split", # 102
# "UNIQUE" : "Unsupported", #103
# "CEIL" : "Unsupported", #104
"REVERSE_V2": "Reverse", # 105
"ADD_N": "Add", # 106
"GATHER_ND": "Gather", # 107
# "COS" : "Unsupported", #108
# "WHERE" : "Unsupported", #109
"RANK": "", # 110
"ELU": "Activation", # 111
# "REVERSE_SEQUENCE" : "Unsupported", #112
# "MATRIX_DIAG" : "Unsupported", #113
"QUANTIZE": "Quantize", # 114
# "MATRIX_SET_DIAG" : "Unsupported", #115
"ROUND": "ElementwiseUnary", # 116
"HARD_SWISH": "Activation", # 117
# "IF" : "Unsupported", #118
# "WHILE" : "Unsupported", #119
# "NON_MAX_SUPPRESSION_V4" : "Unsupported", #120
# "NON_MAX_SUPPRESSION_V5" : "Unsupported", #121
# "SCATTER_ND" : "Unsupported", #122
"SELECT_V2": "Select", # 123
"DENSIFY": "Cast", # 124
# "SEGMENT_SUM" : "Unsupported", #125
"BATCH_MATMUL": "GEMM", # 126
# "PLACEHOLDER_FOR_GREATER_OP_CODES" : "Unsupported", #127
# "CUMSUM" : "Unsupported", #128
# "CALL_ONCE" : "Unsupported", #129
# "BROADCAST_TO" : "Unsupported", #130
# "RFFT2D" : "Unsupported", #131
# "CONV_3D" : "Unsupported", #132
# "IMAG" : "Unsupported", #133
# "REAL" : "Unsupported", #134
# "COMPLEX_ABS" : "Unsupported", #135
# "HASHTABLE" : "Unsupported", #136
# "HASHTABLE_FIND" : "Unsupported", #137
# "HASHTABLE_IMPORT" : "Unsupported", #138
# "HASHTABLE_SIZE" : "Unsupported", #139
# "REDUCE_ALL" : "Unsupported", #140
# "CONV_3D_TRANSPOSE" : "Unsupported", #141
# "VAR_HANDLE" : "Unsupported", #142
# "READ_VARIABLE" : "Unsupported", #143
# "ASSIGN_VARIABLE" : "Unsupported", #144
}
def tflite_typecode2aclname(toc):
"""Stringify TFLite data-type opcodes to ACL versions
Parameters:
----------
toc: int
TFLite type opcode
Returns
----------
str
Stringified opcode
Raises
------
ValueError
If opcode does not exist in the map
"""
if toc in _TFLITE_TYPECODE2ACLNAME:
return _TFLITE_TYPECODE2ACLNAME[toc]
else:
raise ValueError("Unknown ACL typecode %d" % toc)
def tflite_typecode2name(toc):
"""Stringify TFLite data-type opcodes
Parameters:
----------
toc: int
TFLite type opcode
Returns
----------
str
Stringified opcode
Raises
------
ValueError
If opcode does not exist in the map
"""
if toc in _TFLITE_TYPECODE2NAME:
return _TFLITE_TYPECODE2NAME[toc]
else:
raise ValueError("Unknown typecode %d" % toc)
def tflite_op2acl(top):
"""Map TFLite operators to ComputeLibrary ones
Parameters:
----------
top: str
TFLite operator name
Returns
----------
str
Relevant ComputeLibrary operator name
Raises
------
ValueError
If operator cannot be mapped
"""
if top in _TFLITE_TO_ACL:
return _TFLITE_TO_ACL[top]
else:
raise ValueError("Operator {} does not exist in ComputeLibrary" % top)
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