申論題

5. Assume a machine with a 7-stage pipeline. Assume that branches are resolved in the sixth stage. Assume that 20% of instructions are branches. Answer the following questions.

5.3 If the machine were modified so that it used the dual path execution (where an equal number of instructions are fetched from each of the two branch paths). Assume that branches are resolved before new branches are fetched. Write how many instructions would be fetched in this case as a function of Empty Page 2