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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-08-22 14:59:50 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-09-21 10:29:41 +0200 |
| commit | 3489e3b6396ee9944a6a2e19e675ca54c36993b4 (patch) | |
| tree | cd55cfac1c96ff4b888a9606fd6a0d8eb65bb446 /freebsd/sys/i386/include/machine/cpufunc.h | |
| parent | ck: Define CK_MD_PPC32_LWSYNC if available (diff) | |
| download | rtems-libbsd-3489e3b6396ee9944a6a2e19e675ca54c36993b4.tar.bz2 | |
Update to FreeBSD head 2018-09-17
Git mirror commit 6c2192b1ef8c50788c751f878552526800b1e319.
Update #3472.
Diffstat (limited to 'freebsd/sys/i386/include/machine/cpufunc.h')
| -rw-r--r-- | freebsd/sys/i386/include/machine/cpufunc.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/freebsd/sys/i386/include/machine/cpufunc.h b/freebsd/sys/i386/include/machine/cpufunc.h index 0147abe9..c640b569 100644 --- a/freebsd/sys/i386/include/machine/cpufunc.h +++ b/freebsd/sys/i386/include/machine/cpufunc.h @@ -374,6 +374,15 @@ rdtsc(void) return (rv); } +static __inline uint64_t +rdtscp(void) +{ + uint64_t rv; + + __asm __volatile("rdtscp" : "=A" (rv) : : "ecx"); + return (rv); +} + static __inline uint32_t rdtsc32(void) { |