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newbee query on CPI

chiraggoradia
Beginner
127 Views
hello,
I have optimized the C code and want to checkis it efficient than the original .
So I installed Intel Vtune Performance Analyer .
But when I check the CPI (Cycles per Retired Instruction ) for same code twice, thrice ...... CPI keeps on changing so how to get the fixed(constant) CPI for refferance.
Please reply ASAP that will help
Thanks
Chirag
0 Kudos
1 Reply
jeffrey-gallagher
127 Views
Did you try reading the Online Help for CPI?
cheers
jdg
Reply