程序计数器 meaning in English
pc
program counter/pointer register
programcounter
programmable counter
Examples
- A reserved area of memory where the cpu automatically saves the program counter and the contents of working registers when a program interrupt occurs
内存中的一块留用存储区,当程序中断产生时, cpu自动在其中保存程序计数器和工作寄存器的内容。 - In order to decrease the influence of the interference sources during the test and acquire more reliable and more accurate data , this paper has made a comprehensive investigation on the process of performance measurement based on hardware performance monitoring , including main work as follow : ( 1 ) we have investigated the function and bottom implement of the performance monitoring hardware , and deeply studied on the ia - 64 processors with more advanced mechanism of hardware performance monitoring than others , including program counter sampling 、 period statistics 、 invalidated event address sampling and event restriction
本文以减小测试过程中干扰源的影响程度,获得更可靠、更准确的性能数据为根本目标,对基于硬件性能监视的性能测试过程进行了深入地研究,主要包括以下研究工作: ( 1 )以ia - 64处理器为例,研究了性能监视硬件的底层实现和功能,并重点研究了ia - 64处理器上较其他处理器先进的硬件性能监视机制,包括程序计数器采样、周期统计、失效事件地址采样和事件限制。