Answer Happy

Class Add Subtract Divide Store Number of instructions 5 x 106 5 x 106 7 x 106 7 x 106 CPI 2 2 4 6 The program is executed by a processor with a 4 GHz clock rate. Answer the following questions: A. Find the total number of clock cycles executed by this processor. B. What is the average CPI of the program? C. By how much we must improve the CPI of the class 'Store' instructions if we want the program to run 1.5 times faster? D. What CPI of class 'Store' instructions we should use to have the program run 15% faster? E. By how much is the execution time of the program improved if the CPI of classes 'Add' and 'Subtract' instructions are reduced by 30% and the CPI of class 'Divide' and 'Store' instructions is reduced by 40%