forked from OSchip/llvm-project
38 lines
991 B
C++
38 lines
991 B
C++
//===-- xray_powerpc64.inc --------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file is a part of XRay, a dynamic runtime instrumentation system.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include <cstdint>
|
|
#include <mutex>
|
|
#include <sys/platform/ppc.h>
|
|
|
|
#include "xray_defs.h"
|
|
|
|
namespace __xray {
|
|
|
|
ALWAYS_INLINE uint64_t readTSC(uint8_t &CPU) XRAY_NEVER_INSTRUMENT {
|
|
CPU = 0;
|
|
return __ppc_get_timebase();
|
|
}
|
|
|
|
inline uint64_t getTSCFrequency() XRAY_NEVER_INSTRUMENT {
|
|
static std::mutex M;
|
|
std::lock_guard<std::mutex> Guard(M);
|
|
return __ppc_get_timebase_freq();
|
|
}
|
|
|
|
inline bool probeRequiredCPUFeatures() XRAY_NEVER_INSTRUMENT {
|
|
return true;
|
|
}
|
|
|
|
} // namespace __xray
|