Sadik Armagan | 8f397a1 | 2022-06-17 15:38:22 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2022 Arm Ltd and Contributors. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #include "CacheDataHandler.hpp" |
| 7 | |
| 8 | #include <log/log.h> |
| 9 | |
| 10 | namespace armnn_driver |
| 11 | { |
| 12 | |
| 13 | CacheDataHandler& CacheDataHandlerInstance() |
| 14 | { |
| 15 | static CacheDataHandler instance; |
| 16 | return instance; |
| 17 | } |
| 18 | |
| 19 | void CacheDataHandler::Register(const android::nn::CacheToken token, const size_t hashValue, const size_t cacheSize) |
| 20 | { |
| 21 | if (!m_CacheDataMap.empty() |
| 22 | && m_CacheDataMap.find(hashValue) != m_CacheDataMap.end() |
| 23 | && m_CacheDataMap.at(hashValue).GetToken() == token |
| 24 | && m_CacheDataMap.at(hashValue).GetCacheSize() == cacheSize) |
| 25 | { |
| 26 | return; |
| 27 | } |
| 28 | CacheHandle cacheHandle(token, cacheSize); |
| 29 | m_CacheDataMap.insert({hashValue, cacheHandle}); |
| 30 | } |
| 31 | |
| 32 | bool CacheDataHandler::Validate(const android::nn::CacheToken token, |
| 33 | const size_t hashValue, |
| 34 | const size_t cacheSize) const |
| 35 | { |
| 36 | return (!m_CacheDataMap.empty() |
| 37 | && m_CacheDataMap.find(hashValue) != m_CacheDataMap.end() |
| 38 | && m_CacheDataMap.at(hashValue).GetToken() == token |
| 39 | && m_CacheDataMap.at(hashValue).GetCacheSize() == cacheSize); |
| 40 | } |
| 41 | |
| 42 | size_t CacheDataHandler::Hash(std::vector<uint8_t>& cacheData) |
| 43 | { |
| 44 | std::size_t hash = cacheData.size(); |
| 45 | for (auto& i : cacheData) |
| 46 | { |
| 47 | hash = ((hash << 5) - hash) + i; |
| 48 | } |
| 49 | return hash; |
| 50 | } |
| 51 | |
| 52 | size_t CacheDataHandler::GetCacheSize(android::nn::CacheToken token) |
| 53 | { |
| 54 | for (auto i = m_CacheDataMap.begin(); i != m_CacheDataMap.end(); ++i) |
| 55 | { |
| 56 | if (i->second.GetToken() == token) |
| 57 | { |
| 58 | return i->second.GetCacheSize(); |
| 59 | } |
| 60 | } |
| 61 | return 0; |
| 62 | } |
| 63 | |
| 64 | void CacheDataHandler::Clear() |
| 65 | { |
| 66 | m_CacheDataMap.clear(); |
| 67 | } |
| 68 | |
| 69 | } // armnn_driver |