|  | //===-- 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 |