what is the mean of instruction delay latency ?

[kewenpan]

what is the mean of instruciton delay latency?
please give your explantation on the concept.
ALU,load,branch instructions delay the different numbers of cycle,why?
thank you for reading.

[TimP]

This doesn't appear topical here. You'd consult the CPU manufacturer's data sheets and references such as http://www.amazon.com/Computer-Architecture-Quantitative-Approach-4th/dp/0123704901
or whatever material was suggested by your instructor.

[kewenpan]

i am sorry .i will submit my question in the right space of this form next.
thank you for your reading and advice.