mirror of
https://github.com/FEX-Emu/FEX.git
synced 2026-10-10 21:00:19 +02:00
Ryan Houdek
5a35e119fe
This may be useful for tracking TSO faulting when it manages to fetch stale data. While most TSO crashes are due to nullptr dereferences, this can still check for the corruption case.
91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
// SPDX-License-Identifier: MIT
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#include <FEXCore/Config/Config.h>
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#include <FEXCore/Utils/File.h>
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#include <FEXCore/Utils/LogManager.h>
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#include <FEXCore/Utils/Telemetry.h>
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#include <FEXCore/fextl/fmt.h>
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#include <FEXCore/fextl/string.h>
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#include <FEXHeaderUtils/Filesystem.h>
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#include <array>
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#include <stddef.h>
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#include <string_view>
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#include <system_error>
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namespace FEXCore::Telemetry {
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#ifndef FEX_DISABLE_TELEMETRY
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static std::array<Value, FEXCore::Telemetry::TelemetryType::TYPE_LAST> TelemetryValues = {{ }};
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const std::array<std::string_view, FEXCore::Telemetry::TelemetryType::TYPE_LAST> TelemetryNames {
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"64byte Split Locks",
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"16byte Split atomics",
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"VEX instructions (AVX)",
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"EVEX instructions (AVX512)",
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"16bit CAS Tear",
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"32bit CAS Tear",
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"64bit CAS Tear",
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"128bit CAS Tear",
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"Crash mask",
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"Write 32-bit Segment ES",
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"Write 32-bit Segment SS",
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"Write 32-bit Segment CS",
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"Write 32-bit Segment DS",
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"Uses 32-bit Segment ES",
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"Uses 32-bit Segment SS",
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"Uses 32-bit Segment CS",
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"Uses 32-bit Segment DS",
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"Non-Canonical 64-bit address access",
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};
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static bool Enabled {true};
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void Initialize() {
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FEX_CONFIG_OPT(DisableTelemetry, DISABLETELEMETRY);
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if (DisableTelemetry) {
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Enabled = false;
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return;
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}
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auto DataDirectory = Config::GetDataDirectory();
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DataDirectory += "Telemetry/";
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// Ensure the folder structure is created for our configuration
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if (!FHU::Filesystem::Exists(DataDirectory) &&
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!FHU::Filesystem::CreateDirectories(DataDirectory)) {
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LogMan::Msg::IFmt("Couldn't create telemetry Folder");
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}
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}
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void Shutdown(fextl::string const &ApplicationName) {
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if (!Enabled) {
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return;
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}
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auto DataDirectory = Config::GetDataDirectory();
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DataDirectory += "Telemetry/" + ApplicationName + ".telem";
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if (FHU::Filesystem::Exists(DataDirectory)) {
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// If the file exists, retain a single backup
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auto Backup = DataDirectory + ".1";
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FHU::Filesystem::CopyFile(DataDirectory, Backup, FHU::Filesystem::CopyOptions::OVERWRITE_EXISTING);
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}
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auto File = FEXCore::File::File(DataDirectory.c_str(),
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FEXCore::File::FileModes::WRITE |
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FEXCore::File::FileModes::CREATE |
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FEXCore::File::FileModes::TRUNCATE);
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if (File.IsValid()) {
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for (size_t i = 0; i < TelemetryType::TYPE_LAST; ++i) {
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auto &Name = TelemetryNames.at(i);
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auto &Data = TelemetryValues.at(i);
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fextl::fmt::print(File, "{}: {}\n", Name, *Data);
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}
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File.Flush();
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}
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}
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Value &GetTelemetryValue(TelemetryType Type) {
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return TelemetryValues.at(Type);
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}
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#endif
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}
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