42 lines
1.6 KiB
C++
42 lines
1.6 KiB
C++
/* Copyright 2019 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include "tensorflow/compiler/tf2xla/frontend_attributes_util.h"
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#include "tensorflow/core/framework/attr_value.pb.h"
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#include "tensorflow/core/framework/node_def_util.h"
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#include "tensorflow/core/lib/core/errors.h"
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namespace tensorflow {
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const char kXlaFrontendAttributesAttrName[] = "_XlaFrontendAttributes";
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xla::StatusOr<absl::optional<xla::FrontendAttributes>>
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GetFrontendAttributesFromAttrSlice(const AttrSlice& attrs) {
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const AttrValue* attr = attrs.Find(kXlaFrontendAttributesAttrName);
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if (attr == nullptr) {
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return xla::StatusOr<absl::optional<xla::FrontendAttributes>>(
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absl::nullopt);
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}
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xla::FrontendAttributes attributes;
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if (!attributes.ParseFromString(attr->s())) {
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return errors::InvalidArgument(
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"Experimental _XlaFrontendAttributes attribute was not a valid encoded "
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"xla::FrontendAttributes proto.");
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}
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return absl::optional<xla::FrontendAttributes>(attributes);
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}
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} // namespace tensorflow
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