Inki Dae | ea2ce17 | 2020-04-09 10:01:44 +0900 | [diff] [blame] | 1 | /* |
SiCong Li | db4a6c1 | 2021-02-05 09:30:57 +0000 | [diff] [blame] | 2 | * Copyright (c) 2020-2021 Arm Limited. |
Inki Dae | ea2ce17 | 2020-04-09 10:01:44 +0900 | [diff] [blame] | 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 | */ |
SiCong Li | db4a6c1 | 2021-02-05 09:30:57 +0000 | [diff] [blame] | 24 | #include "arm_compute/runtime/CL/Utils.h" |
| 25 | |
Inki Dae | ea2ce17 | 2020-04-09 10:01:44 +0900 | [diff] [blame] | 26 | #include "arm_compute/core/CL/CLKernelLibrary.h" |
| 27 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 28 | |
| 29 | #include <fstream> |
| 30 | #include <map> |
| 31 | #include <string> |
| 32 | |
| 33 | namespace arm_compute |
| 34 | { |
| 35 | void restore_program_cache_from_file(const std::string &filename) |
| 36 | { |
| 37 | std::ifstream cache_file(filename, std::ios::binary); |
| 38 | if(cache_file.is_open()) |
| 39 | { |
| 40 | if(!CLScheduler::get().is_initialised()) |
| 41 | { |
| 42 | arm_compute::CLScheduler::get().default_init(); |
| 43 | } |
| 44 | |
| 45 | while(!cache_file.eof()) |
| 46 | { |
| 47 | size_t name_len = 0; |
| 48 | size_t binary_len = 0; |
| 49 | cache_file.read(reinterpret_cast<char *>(&name_len), sizeof(size_t)); |
| 50 | cache_file.read(reinterpret_cast<char *>(&binary_len), sizeof(size_t)); |
| 51 | if(name_len == 0 || binary_len == 0) |
| 52 | { |
| 53 | break; |
| 54 | } |
| 55 | std::vector<char> tmp(name_len); |
| 56 | std::vector<unsigned char> binary(binary_len); |
| 57 | std::string name; |
| 58 | cache_file.read(tmp.data(), name_len); |
| 59 | name.assign(tmp.data(), name_len); |
| 60 | tmp.resize(binary_len); |
| 61 | cache_file.read(reinterpret_cast<char *>(binary.data()), binary_len); |
| 62 | cl::Context context = arm_compute::CLScheduler::get().context(); |
| 63 | cl::Program::Binaries binaries{ binary }; |
| 64 | std::vector<cl::Device> devices = context.getInfo<CL_CONTEXT_DEVICES>(); |
| 65 | cl::Program program(context, devices, binaries); |
| 66 | program.build(); |
| 67 | CLKernelLibrary::get().add_built_program(name, program); |
| 68 | } |
| 69 | cache_file.close(); |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | void save_program_cache_to_file(const std::string &filename) |
| 74 | { |
| 75 | if(CLScheduler::get().is_initialised()) |
| 76 | { |
| 77 | std::ofstream cache_file(filename, std::ios::binary); |
| 78 | if(cache_file.is_open()) |
| 79 | { |
| 80 | for(const auto &it : CLKernelLibrary::get().get_built_programs()) |
| 81 | { |
| 82 | std::vector<std::vector<unsigned char>> binaries = it.second.getInfo<CL_PROGRAM_BINARIES>(); |
| 83 | ARM_COMPUTE_ERROR_ON(binaries.size() != 1); |
| 84 | const std::string kernel_name = it.first; |
| 85 | size_t kernel_name_size = kernel_name.length(); |
| 86 | size_t binary_size = binaries[0].size(); |
| 87 | cache_file.write(reinterpret_cast<char *>(&kernel_name_size), sizeof(size_t)); |
| 88 | cache_file.write(reinterpret_cast<char *>(&binary_size), sizeof(size_t)); |
| 89 | cache_file.write(kernel_name.c_str(), kernel_name_size); |
| 90 | cache_file.write(reinterpret_cast<const char *>(binaries[0].data()), binaries[0].size()); |
| 91 | } |
| 92 | cache_file.close(); |
| 93 | } |
| 94 | else |
| 95 | { |
| 96 | ARM_COMPUTE_ERROR("Cannot open cache file"); |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | } // namespace arm_compute |