The Instruction Translation Lookaside Buffer(ITLB) is present in
A. trace cache
B. instruction decoder
C. logical processors
D. all of the mentioned
Answer:A
The Instruction Translation Lookaside Buffer(ITLB) is present in
A. trace cache B. instruction decoder C. logical processors D. all of the mentioned
Explanation: Since there are two logical processors, there are two ITLBs. Thus each logical processor has its own ITLB and its own instruction pointer to track the progress of instruction fetch for each of them.