From 0cab1a61ad627b935cc5f1e700dbdfc47d1e2e7a Mon Sep 17 00:00:00 2001 From: Petri Savolainen Date: Tue, 25 May 2021 17:54:07 +0300 Subject: linux-gen: time: implement strict time stamp read functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Implemented strict versions of local and global time stamp read functions. Moved time register read code into inline functions on ARMv8. Signed-off-by: Petri Savolainen Reviewed-by: Matias Elo Reviewed-by: Jere Leppänen --- platform/linux-generic/arch/x86/odp/api/abi/cpu_time.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'platform/linux-generic/arch/x86/odp/api/abi') diff --git a/platform/linux-generic/arch/x86/odp/api/abi/cpu_time.h b/platform/linux-generic/arch/x86/odp/api/abi/cpu_time.h index 05ff0db94..c74c4d606 100644 --- a/platform/linux-generic/arch/x86/odp/api/abi/cpu_time.h +++ b/platform/linux-generic/arch/x86/odp/api/abi/cpu_time.h @@ -19,6 +19,12 @@ static inline uint64_t _odp_cpu_global_time(void) return _odp_cpu_rdtsc(); } +static inline uint64_t _odp_cpu_global_time_strict(void) +{ + __atomic_thread_fence(__ATOMIC_SEQ_CST); + return _odp_cpu_rdtsc(); +} + int _odp_cpu_has_global_time(void); uint64_t _odp_cpu_global_time_freq(void); -- cgit v1.2.3