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CPU 测速(MHz)和高精度延时(微秒级)
- 一.高精度延时, 是 CPU 测速的基础 Windows 内部有一个精度非常高的定时器, 精度在微秒级, 但不同的系统这个定时器的频率不同, 这个频率与硬件和操作系统都可能有关。 利用 API 函数 QueryPerformanceFrequency 可以得到这个定时器的频率。 利用 API 函数 QueryPerformanceCounter 可以得到定时器的当前值。 根据要延时的时间和定时器的频率, 可以算出要
rdtsc111
- 在vc环境下用汇编语言实现,rdtsc指令详细使用范例。-vc environment in assembly language, the use of RDTSC instruction detailed examples.
cpuspeed32
- 测试CPU的小程序,通过rdtsc及混编实现.程序代码非常简单,但直得一看-small CPU test procedures, and mixed through RDTSC achieve. The code is very simple, but in a straight view
Timer_Win32
- Classes for Time measurement on Win32. Useful as they work in lightweight fashion (by using directly performance counters and asm RDTSC x86 instruction) to get clock-precise CPU time measurement
RealGoodTiming(Dialog)
- 检测Pentium CPU的时钟(高精度显示),程序嵌入汇编检测\"RDTSC\"和\"PCLKS\"来实现。注:这个Dialog版本的演示代码,更加直观。
rdtsc指令
- 用rdtsc来得到cpu频率
CPU 测速(MHz)和高精度延时(微秒级)
- 一.高精度延时, 是 CPU 测速的基础 Windows 内部有一个精度非常高的定时器, 精度在微秒级, 但不同的系统这个定时器的频率不同, 这个频率与硬件和操作系统都可能有关。 利用 API 函数 QueryPerformanceFrequency 可以得到这个定时器的频率。 利用 API 函数 QueryPerformanceCounter 可以得到定时器的当前值。 根据要延时的时间和定时器的频率, 可以算出要
rdtsc111
- 在vc环境下用汇编语言实现,rdtsc指令详细使用范例。-vc environment in assembly language, the use of RDTSC instruction detailed examples.
cpuspeed32
- 测试CPU的小程序,通过rdtsc及混编实现.程序代码非常简单,但直得一看-small CPU test procedures, and mixed through RDTSC achieve. The code is very simple, but in a straight view
Timer_Win32
- Classes for Time measurement on Win32. Useful as they work in lightweight fashion (by using directly performance counters and asm RDTSC x86 instruction) to get clock-precise CPU time measurement
RealGoodTiming(Dialog)
- 检测Pentium CPU的时钟(高精度显示),程序嵌入汇编检测"RDTSC"和"PCLKS"来实现。注:这个Dialog版本的演示代码,更加直观。-Detection of Pentium CPU clock (high-precision display), the program embedded in the compilation of detection
cputicker
- CPU 的精确计时器 This class implements an MFC wrapper class for the Pentium-specific (or better) time stamp counter which can be accessed using the "RDTSC" assembly language instruction. This counter has a resolution in term
Clockfrequency
- 使用CPU时间戳进行高精度计时,利用Rdtsc指令计算CPU的时钟频率-High-precision time stamp for the use of CPU time, using the Rdtsc Instruction Computing CPU clock frequency
CPUFreq
- DOS下面测量CPU频率的小程序。主要通过rdtsc指令和ACPI的Performance Counter配合进行CPU频率的计算。本程序适用Watcom C编写-DOS The following CPU frequency measurement applet. Rdtsc instructions and ACPI through the Performance Counter facilitate the holding of
RDTSC
- RDTSC指令的使用以及相关问题,详解RDTSC命令的使用。-RDTSC instruction for use, and related issues, Xiang Jie RDTSC command.
MAZE
- 本文介绍了一种随机生成二维迷宫的方法,并指出了该方法的几个关键点,即如何生成连接起点和终点的通路,如何实现强连通图,以及如何绘制迷宫和捕获键盘事件的编程技巧。虽然代码不多,却实现了一个较为完整的迷宫游戏,希望能为游戏编程爱好者们起到参考作用-We can use this program to detect the main frequency of CPU by using RDTSC instructor.
cputicker
- 一个基于C++用于检测Pentium CPU时钟主频的小程序,高精度显示,原理是通过嵌入汇编语言后检测"RDTSC"和"PCLKS"来实现,较底层的操作。不过无从知道能否检测更高主频的CPU。若有需要的自己下载源码研究下。-A C++-based program for the detection of small Pentium CPU clock speed, high-precision display, the principl
m_debug_util
- Comment this out to deactivate the cycle counter. NOTE: it works only on CPUs which know the rdtsc command (586 or higher) (hope, you don t try to debug Mesa on a 386 ). -Comment this out to deactivate the cycle counte
PCClockTiming
- Windows user space fast timer utility, using perfCounter frequency and combination of RDTSC and QueryPerformance
Clockfrequency
- 使用CPU时间戳进行高精度计时,利用Rdtsc指令计算CPU的时钟频率-High-precision time stamp for the use of CPU time, using the Rdtsc Instruction Computing CPU clock frequency