latch与register的区别,为什么现在多用register?
举一反三
- If the storage type of a variable is , the compiler allocates memory only when the variable is referred?? register or static|extern or register|auto or register|auto or static
- to register
- instruction register
- Assume the BC register value is 8538H, and the DE register value is 62A5H.Find the value of register BC after the following assembly operations: MOV A,C SUB E MOV C,A MOV A,B SBB D MOV B,A
- RS0 and RS1 are ( ) A: not<br/>a part of the PSW as these are not the flags B: part<br/>of the register bank C: PS4<br/>and PSW.5 respectively for selecting the register bank in the PSW D: PS3<br/>and PSW.4 respectively for selecting the register bank in the PSW