Comments (1)
MengRao
commented on June 3, 2024
I'm not quite familiar with arm64 arch, but if it has any low-overhead timecounter function(in nanosecond precision) similar to rdtsc in x86, you can simply change TSCNS::rdtsc to use it and that's all you need to do. Note that the timecounter value need to be consistent across all the cpu cores.
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Related Issues (14)
- Use constructor instead of init function HOT 1
- 关于sleep影响计时准确性的问题 HOT 1
- Need mfence after builtin_ia32_rtscp HOT 1
- rdns of HOT 2
- do it like the kernel HOT 3
- 请教误差范围 HOT 7
- 精度不高的一个简单解决方案 HOT 3
- 请教为什么从rdtscp改回了rdtsc HOT 16
- TSC计时在超频服务器上的问题 HOT 3
- 含有编译时错误 HOT 1
- 如果不定期calibrate()，int64_t转double做运算有数值溢出或精度损失风险 HOT 1
- Concurrency safe? HOT 1
- 想请教一下，README中提到的时钟速度跳变，在什么情况下会发生呢 HOT 1
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