Files
compute-runtime/shared/source/compiler_interface/os_compiler_cache_helper.h
Fabian Zwolinski e96dd344c3 feature: add new environment variables for compiler cache on Windows
Changes:
- replaced registry keys with environment variables
for cl_cache in OCL
- added compiler cache helpers
- implemented support for new env vars on Windows
- added tests

New env vars mechanism works as follows:
If `PERSISTENT_CACHE` is set,
driver checks if `NEO_CACHE_DIR` is set.
If `NEO_CACHE_DIR` is not set,
driver uses `%LocalAppData%\NEO\neo_compiler_cache`
as `cl_cache` destination folder.
If `NEO_CACHE_DIR` is not set and `%LocalAppData%`
path could not be obtained,
compiler cache is disabled.

In the current Windows implementation,
special characters in the folder path are not supported.

Related-To: NEO-8092
Signed-off-by: Fabian Zwolinski <fabian.zwolinski@intel.com>
2023-09-21 12:40:48 +02:00

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/*
* Copyright (C) 2023 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include <string>
namespace NEO {
class EnvironmentVariableReader;
int64_t defaultCacheEnabled();
bool checkDefaultCacheDirSettings(std::string &cacheDir, NEO::EnvironmentVariableReader &reader);
time_t getFileModificationTime(const std::string &path);
size_t getFileSize(const std::string &path);
} // namespace NEO