Mohammed Suhail Munshi | 7467ba8 | 2023-12-05 14:27:31 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2024 Arm Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #ifndef ACL_SRC_CORE_HELPERS_LUTMANAGER_H |
| 26 | #define ACL_SRC_CORE_HELPERS_LUTMANAGER_H |
| 27 | |
| 28 | #include "arm_compute/core/CoreTypes.h" |
| 29 | #include "arm_compute/core/QuantizationInfo.h" |
| 30 | #include "arm_compute/function_info/ActivationLayerInfo.h" |
| 31 | |
| 32 | #include <map> |
| 33 | #include <memory> |
| 34 | |
| 35 | namespace arm_compute |
| 36 | { |
| 37 | |
| 38 | struct LUTInfo |
| 39 | { |
| 40 | ActivationLayerInfo::ActivationFunction act; |
| 41 | DataType dt; |
| 42 | QuantizationInfo qinfo; |
| 43 | // Operators enable use of map with Lutinfo as key |
| 44 | friend bool operator<(const LUTInfo &l, const LUTInfo &r) |
| 45 | { |
| 46 | return (l.act < r.act) || ((l.act == r.act) && (l.dt < r.dt)) || |
| 47 | ((l.act == r.act) && (l.dt == r.dt) && (l.qinfo.scale() < r.qinfo.scale())) || |
| 48 | ((l.act == r.act) && (l.dt == r.dt) && (l.qinfo.scale() == r.qinfo.scale()) && |
| 49 | (l.qinfo.offset() < l.qinfo.offset())); |
| 50 | } |
| 51 | bool operator==(const LUTInfo &l) |
| 52 | { |
| 53 | return this->act == l.act && this->dt == l.dt && this->qinfo == l.qinfo; |
| 54 | } |
| 55 | }; |
| 56 | |
| 57 | /* Class to handle getting look up table */ |
| 58 | class LUTManager |
| 59 | { |
| 60 | public: |
| 61 | LUTManager() = default; |
| 62 | |
| 63 | static LUTManager &get_instance(); |
| 64 | #ifdef __aarch64__ |
| 65 | std::shared_ptr<ActivationLayerInfo::LookupTable65536> get_lut_table(LUTInfo info); |
| 66 | |
| 67 | private: |
| 68 | std::map<LUTInfo, std::weak_ptr<ActivationLayerInfo::LookupTable65536>> map_fp16{}; |
| 69 | #endif // __aarch64__ |
| 70 | }; |
| 71 | |
| 72 | } // namespace arm_compute |
| 73 | #endif // ACL_SRC_CORE_HELPERS_LUTMANAGER_H |