llvm/lldb/unittests/Process/Linux/PerfTests.cpp

//===-- PerfTests.cpp -----------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifdef __x86_64__

#include "Perf.h"

#include "llvm/Support/Error.h"

#include "gtest/gtest.h"

#include <chrono>
#include <cstdint>

usingnamespacelldb_private;
usingnamespaceprocess_linux;
usingnamespacellvm;

/// Helper function to read current TSC value.
///
/// This code is based on llvm/xray.
static Expected<uint64_t> readTsc() { … }

// Test TSC to walltime conversion based on perf conversion values.
TEST(Perf, TscConversion) { … }

#endif // __x86_64__