|
- # Copyright 2021 Huawei Technologies Co., Ltd
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- # ===========================================================================
- """generate json desc for erfc"""
- from ._utils import Expander
-
-
- class Erfc(Expander):
- """Erfc expander"""
-
- def _expand(self, graph_builder):
- input_x = self.inputs[0]
- result = None
- if input_x.dtype == "float16":
- const_one = graph_builder.value("float32", 1)
- input_x = graph_builder.emit('Cast', [input_x], attrs={'dst_type': "float32"})
- erf_result = graph_builder.emit('Erf', [input_x])
- result = graph_builder.emit('Sub', [const_one, erf_result])
- result = graph_builder.emit('Cast', [result], attrs={'dst_type': "float16"})
- return result
- const_one = graph_builder.value(input_x.dtype, 1)
- erf_result = graph_builder.emit('Erf', [input_x])
- result = graph_builder.emit('Sub', [const_one, erf_result])
- return result
|
