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- #!/usr/bin/env python3
- # coding: utf-8
- # Copyright 2019 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.
-
- """operator dsl function: clear_zero"""
- import akg.tvm
- from akg.utils import kernel_exec as utils
- from akg.utils.dsl_create import TensorUtils
- from akg.utils import validation_check as vc_util
-
-
- @vc_util.check_input_type(akg.tvm.tensor.Tensor)
- def clear_zero(data):
- """
- Sets all elements in tensor to zero.
-
- Args:
- data (tvm.tensor.Tensor): Tensor needs to be cleared to zero.
-
- Returns:
- out: tvm.tensor.Tensor will all elements with value zero.
- attrs: dict.
- """
-
- shape = [x for x in data.shape]
-
- zero = akg.tvm.const(0, data.dtype)
- out = akg.tvm.compute(shape, lambda *i: zero, "out")
- out, binds_info = TensorUtils.inplace_set(data, out)
- attrs = {utils.BINDS: binds_info}
- return out, attrs
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