Question

__faststorefence over _ReadWriteBarrier

score 141 · Answer 1 · 2023-12-09T16:24:34.900000

141

Views

__faststorefence over _ReadWriteBarrier

Published on 09 December 2023 at 16:24

score 122 · Answer 2 · 2023-11-24T14:00:26.930000

122

Views

The overhead-free monitor codes in the AMD CPU significantly increases the total synchronization duration

Published on 24 November 2023 at 14:00

score 83 · Answer 3 · 2023-11-05T08:43:14.730000

83

Views

rdtsc delta to nanosecond conversion

Published on 05 November 2023 at 08:43

score 110 · Answer 4 · 2023-11-04T15:13:31.820000

110

Views

What am I doing wrong in measuring execution time using RDTSC and CPUID instructions?

Published on 04 November 2023 at 15:13

score 141 · Answer 5 · 2023-11-04T12:58:05.647000

141

Views

My GCC __rdtsc() method of calculating clock cycles returns me a totally different result than Microsoft inline assembly rdtsc

Published on 04 November 2023 at 12:58

score 195 · Answer 6 · 2023-10-25T16:52:04.133000

195

Views

Using rte_rdtsc() function for accurate time calculations

Published on 25 October 2023 at 16:52

score 164 · Answer 7 · 2023-08-15T06:29:06.757000

164

Views

Clang optimizes out RDTSC asm blocks thinking the repeated block yields the same as the previous block. Is this legal?

Published on 15 August 2023 at 06:29

score 142 · Answer 8 · 2023-06-15T09:16:28.880000

142

Views

how to use `__rdtsc` properly in linux x86 gcc

Published on 15 June 2023 at 09:16

score 171 · Answer 9 · 2023-04-23T22:27:13.740000

171

Views

rdtsc under WSL2 lacks nonstop_tsc?

Published on 23 April 2023 at 22:27

score 331 · Answer 10 · 2023-04-20T11:46:12.840000

331

Views

Best practice of using __rdtsc

Published on 20 April 2023 at 11:46

score 43 · Answer 11 · 2023-04-15T19:46:30.567000

43

Views

Why aren't mfence;RDTSCP timings closer to equal across repeated calls after warm-up? +-2% variation over ~3300 TSC counts

Published on 15 April 2023 at 19:46

score 259 · Answer 12 · 2023-03-03T13:16:18.883000

259

Views

Configure qemu KVM-SVM to not emulate rdtscp and get valid timestamp

Published on 03 March 2023 at 13:16

score 223 · Answer 13 · 2023-02-27T16:39:53.103000

223

Views

what is the C++ equivalent for this assembly code

Published on 27 February 2023 at 16:39

score 654 · Answer 14 · 2022-11-21T00:37:24.970000

654

Views

How to measure the ACTUAL number of clock cycles elapsed on modern x86?

Published on 21 November 2022 at 00:37

score 668 · Answer 15 · 2022-10-10T17:06:52.827000

668

Views

Is there any way to fake __rdtsc on Windows

Published on 10 October 2022 at 17:06

score 107 · Answer 16 · 2022-05-16T13:33:46.043000

107

Views

C# executable (get rdtsc timestamp) crashes intermittently

Published on 16 May 2022 at 13:33

score 869 · Answer 17 · 2022-03-21T14:33:16.893000

869

Views

How stable / constant is the timestamp counter (RDTSC) with temperature and over time?

Published on 21 March 2022 at 14:33

score 608 · Answer 18 · 2022-01-25T09:52:05.037000

608

Views

How to stop VC++ compiler from reordering code?

Published on 25 January 2022 at 09:52

score 235 · Answer 19 · 2021-11-23T01:31:51.053000

235

Views

In a busy loop, two continuously getting time encounters a big time gap

Published on 23 November 2021 at 01:31

score 138 · Answer 20 · 2021-09-28T04:24:00.660000

138

Views

Calling cpuid before rdtsc to prevent out of order?

Published on 28 September 2021 at 04:24

List Question

__faststorefence over _ReadWriteBarrier

The overhead-free monitor codes in the AMD CPU significantly increases the total synchronization duration

rdtsc delta to nanosecond conversion

What am I doing wrong in measuring execution time using RDTSC and CPUID instructions?

My GCC __rdtsc() method of calculating clock cycles returns me a totally different result than Microsoft inline assembly rdtsc

Using rte_rdtsc() function for accurate time calculations

Clang optimizes out RDTSC asm blocks thinking the repeated block yields the same as the previous block. Is this legal?

how to use `__rdtsc` properly in linux x86 gcc

rdtsc under WSL2 lacks nonstop_tsc?

Best practice of using __rdtsc

Why aren't mfence;RDTSCP timings closer to equal across repeated calls after warm-up? +-2% variation over ~3300 TSC counts

Configure qemu KVM-SVM to not emulate rdtscp and get valid timestamp

what is the C++ equivalent for this assembly code

How to measure the ACTUAL number of clock cycles elapsed on modern x86?

Is there any way to fake __rdtsc on Windows

C# executable (get rdtsc timestamp) crashes intermittently

How stable / constant is the timestamp counter (RDTSC) with temperature and over time?

How to stop VC++ compiler from reordering code?

In a busy loop, two continuously getting time encounters a big time gap

Calling cpuid before rdtsc to prevent out of order?

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