xref: /freebsd/contrib/llvm-project/compiler-rt/lib/xray/xray_powerpc64.inc (revision f7c32ed617858bcd22f8d1b03199099d50125721)
1//===-- xray_powerpc64.inc --------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file is a part of XRay, a dynamic runtime instrumentation system.
10//
11//===----------------------------------------------------------------------===//
12
13#include <cstdint>
14#include <mutex>
15#include <sys/platform/ppc.h>
16
17#include "xray_defs.h"
18
19namespace __xray {
20
21ALWAYS_INLINE uint64_t readTSC(uint8_t &CPU) XRAY_NEVER_INSTRUMENT {
22  CPU = 0;
23  return __ppc_get_timebase();
24}
25
26inline uint64_t getTSCFrequency() XRAY_NEVER_INSTRUMENT {
27  static std::mutex M;
28  std::lock_guard<std::mutex> Guard(M);
29  return __ppc_get_timebase_freq();
30}
31
32inline bool probeRequiredCPUFeatures() XRAY_NEVER_INSTRUMENT {
33  return true;
34}
35
36} // namespace __xray
37