1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef FRAMEWORKS_ML_NN_HASHTABLE_LOOKUP_H 18 #define FRAMEWORKS_ML_NN_HASHTABLE_LOOKUP_H 19 20 #include "HalOperation.h" 21 22 #include <vector> 23 24 namespace android { 25 namespace nn { 26 27 struct RunTimeOperandInfo; 28 29 class HashtableLookup { 30 public: 31 HashtableLookup( 32 const Operation &operation, 33 std::vector<RunTimeOperandInfo> &operands); 34 35 bool Eval(); 36 37 static constexpr int kLookupTensor = 0; 38 static constexpr int kKeyTensor = 1; 39 static constexpr int kValueTensor = 2; 40 41 static constexpr int kOutputTensor = 0; 42 static constexpr int kHitsTensor = 1; 43 44 private: 45 const RunTimeOperandInfo *lookup_; 46 const RunTimeOperandInfo *key_; 47 const RunTimeOperandInfo *value_; 48 49 RunTimeOperandInfo *output_; 50 RunTimeOperandInfo *hits_; 51 }; 52 53 } // namespace nn 54 } // namespace android 55 56 #endif // FRAMEWORKS_ML_NN_HASHTABLE_LOOKUP_H 57