diff options
Diffstat (limited to 'contrib/compiler-rt/lib/xray/xray_tsc.h')
| -rw-r--r-- | contrib/compiler-rt/lib/xray/xray_tsc.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/xray/xray_tsc.h b/contrib/compiler-rt/lib/xray/xray_tsc.h index 4507564e7cd2..180d6df188c1 100644 --- a/contrib/compiler-rt/lib/xray/xray_tsc.h +++ b/contrib/compiler-rt/lib/xray/xray_tsc.h @@ -13,10 +13,32 @@ #ifndef XRAY_EMULATE_TSC_H #define XRAY_EMULATE_TSC_H +#include "sanitizer_common/sanitizer_common.h" + namespace __xray { static constexpr uint64_t NanosecondsPerSecond = 1000ULL * 1000 * 1000; } +#if SANITIZER_FUCHSIA +#include <zircon/syscalls.h> + +namespace __xray { + +inline bool probeRequiredCPUFeatures() XRAY_NEVER_INSTRUMENT { return true; } + +ALWAYS_INLINE uint64_t readTSC(uint8_t &CPU) XRAY_NEVER_INSTRUMENT { + CPU = 0; + return _zx_ticks_get(); +} + +inline uint64_t getTSCFrequency() XRAY_NEVER_INSTRUMENT { + return _zx_ticks_per_second(); +} + +} // namespace __xray + +#else // SANITIZER_FUCHSIA + #if defined(__x86_64__) #include "xray_x86_64.inc" #elif defined(__powerpc64__) @@ -64,5 +86,6 @@ inline uint64_t getTSCFrequency() XRAY_NEVER_INSTRUMENT { #else #error Target architecture is not supported. #endif // CPU architecture +#endif // SANITIZER_FUCHSIA #endif // XRAY_EMULATE_TSC_H |