74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
/*
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* Copyright (C) 2017-2020 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/compiler_interface/compiler_cache.h"
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#include "shared/source/helpers/aligned_memory.h"
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#include "shared/source/helpers/file_io.h"
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#include "shared/source/helpers/hash.h"
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#include "shared/source/helpers/hw_info.h"
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#include "shared/source/utilities/debug_settings_reader.h"
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#include "config.h"
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#include "os_inc.h"
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#include <cstring>
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#include <iomanip>
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#include <mutex>
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#include <sstream>
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#include <string>
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namespace NEO {
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std::mutex CompilerCache::cacheAccessMtx;
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const std::string CompilerCache::getCachedFileName(const HardwareInfo &hwInfo, const ArrayRef<const char> input,
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const ArrayRef<const char> options, const ArrayRef<const char> internalOptions) {
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Hash hash;
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hash.update("----", 4);
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hash.update(&*input.begin(), input.size());
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hash.update("----", 4);
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hash.update(&*options.begin(), options.size());
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hash.update("----", 4);
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hash.update(&*internalOptions.begin(), internalOptions.size());
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hash.update("----", 4);
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hash.update(reinterpret_cast<const char *>(&hwInfo.platform), sizeof(hwInfo.platform));
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hash.update("----", 4);
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hash.update(reinterpret_cast<const char *>(&hwInfo.featureTable), sizeof(hwInfo.featureTable));
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hash.update("----", 4);
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hash.update(reinterpret_cast<const char *>(&hwInfo.workaroundTable), sizeof(hwInfo.workaroundTable));
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auto res = hash.finish();
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std::stringstream stream;
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stream << std::setfill('0')
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<< std::setw(sizeof(res) * 2)
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<< std::hex
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<< res;
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return stream.str();
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}
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CompilerCache::CompilerCache(const CompilerCacheConfig &cacheConfig)
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: config(cacheConfig){};
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bool CompilerCache::cacheBinary(const std::string kernelFileHash, const char *pBinary, uint32_t binarySize) {
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if (pBinary == nullptr || binarySize == 0) {
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return false;
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}
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std::string filePath = config.cacheDir + PATH_SEPARATOR + kernelFileHash + config.cacheFileExtension;
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std::lock_guard<std::mutex> lock(cacheAccessMtx);
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return 0 != writeDataToFile(filePath.c_str(), pBinary, binarySize);
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}
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std::unique_ptr<char[]> CompilerCache::loadCachedBinary(const std::string kernelFileHash, size_t &cachedBinarySize) {
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std::string filePath = config.cacheDir + PATH_SEPARATOR + kernelFileHash + config.cacheFileExtension;
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std::lock_guard<std::mutex> lock(cacheAccessMtx);
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return loadDataFromFile(filePath.c_str(), cachedBinarySize);
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}
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} // namespace NEO
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