4. A benchmark program is run on an 80 MHz processor. Based on the recorded measurements shown below, determine the effective CPI, MIPS rate, and execution time for this program. Instruction Type Instruction Count CPI Integer Arithmetic 30,000 1 Data Transfer 45,000 2 Floating Point 15,000 Control Transfer 10,000 2 Show your work for credit. Effective CPI:

7. Given the number 0x123456 in PIC18 and the starting address is 0x123 a. Write instruction sequence to multiply it by 8 b. Write instruction sequence to divide it by 8

Question 13 Identify the type and hexadecimal representation of the MIPS instruction below: sw $t1, 32($12) R-type, OxAC120020 I-type, OxAC490020 J-type, OxAC130020 O I-type, OxAC120020

3. For each instruction in the table, write 8 hexadecimal digits that represent the 32 bits in the destination register after the instruction is executed. Assume s0 is 0x98AB3C6A, s1 is 0x20503666. Instructions to, 50, s1 t1, so, s1 t2, so, s1 t3, 50, 51 addi t4, 50, 0x210 wwwwwww andi t5, 50, -16 add and or xor slli t6, 50, 12 srai s2, 50, 8 Dest. reg. in 8 hexadecimal digits

Determine the value of memory location 3001H. Given that initial value of register B = 3, C = 10 and E = 15. MOV A, B ANA C ANA E STA 3000H MOV A, B ORA C ORA E STA 3001H MOV A, B XRA C XRA E STA 3001H 02H OFH 06H 03H

Question 155 The number of timing signal lines is equal to the number of microoperations needed for the longest instruction in the instruction set. True False