920bf272c8
RELNOTES=TFLite Hexagon Delegate out of experimental PiperOrigin-RevId: 315925875 Change-Id: Ic286fc1e203c13d712ea1c904dbd928aa7e4d6af
55 lines
2.0 KiB
C++
55 lines
2.0 KiB
C++
/* Copyright 2020 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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#ifndef TENSORFLOW_LITE_DELEGATES_HEXAGON_BUILDERS_CAST_BUILDER_H_
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#define TENSORFLOW_LITE_DELEGATES_HEXAGON_BUILDERS_CAST_BUILDER_H_
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#include <vector>
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#include "tensorflow/lite/delegates/hexagon/builders/op_builder.h"
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namespace tflite {
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namespace delegates {
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namespace hexagon {
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// This builder is used to cast int8 input or output tensors to & from uint8
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// respectively. No TFLite op converts to this.
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// NOTE: There are no explicit tests for this, but is required for all int8 unit
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// tests.
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class CastOpBuilder : public OpBuilder {
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public:
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explicit CastOpBuilder(GraphBuilder* graph_builder, int op_type)
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: OpBuilder(graph_builder, op_type) {}
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// inputs & outputs should contain the *same* (one) TFLite tensor-id, since
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// tensors are cast in-place. The tensor will point to a different Hexagon
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// TensorID after this runs.
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TfLiteStatus PopulateSubGraph(const TfLiteIntArray* inputs,
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const TfLiteIntArray* outputs,
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TfLiteContext* context) override;
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TfLiteStatus RegisterOutputs(const TfLiteIntArray* outputs,
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TfLiteContext* context) override;
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~CastOpBuilder() override;
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private:
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TensorID node_output_;
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};
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} // namespace hexagon
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} // namespace delegates
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} // namespace tflite
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#endif // TENSORFLOW_LITE_DELEGATES_HEXAGON_BUILDERS_CAST_BUILDER_H_
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