How does the cpu find the required operands
1. Seven addressing modes (immediate addressing, register addressing)
http://www.cnblogs.com/lilongjiang/archive/2011/06/14/2080514.html
2. Detailed explanation of x86 assembly instructions
http://blog.csdn.net/bekilledlzy/article/details/1765802
write hit
The address mapping method of cache and memory (similar to the composition principle)
http://blog.csdn.net/prettyshuang/article/details/45503073
The three write operations of the cache work
http://blog.csdn.net/zhuliting/article/details/6210993