(a)R5 = Base address of Array A[]
R6 = Base address of Array B[]
R4 = 200
C code
int count = 200;
int i = 0;
while(count > 0){
A[i] = A[i] + B[i] + 20;
i = i+1;
count = count - 4;
}
(b)Re-ordering
L1:
lw R1,0(R5)
lw R3, 0(R6)
addi R4, R4, -4
add R2, R1, 20
addi R6, R6, 4
add R3, R2, R3
sw R3, 0(R5)
addi R5, R5, 4
bne R4, R0, L1
. U 8. (15 pts) Assuming the code fragment below is executed by the classic 5-stage...
The classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: • The architecture fully supports forwarding, • Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, • Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, • Register R4 is initially 200. L1: lw lw...
help Question 11 The classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: • The architecture fully supports forwarding, • Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, • Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, • Register R4 is initially 200....
The classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: The architecture fully supports forwarding, Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, Register R4 is initially 100. L1: lw R1, 0(R4) add R3, R1, R2 sw ...
Question 14 Given the assembly code below, calculate the offset value of beq instruction. (Offset value: the value in immediate field of beq) Ll: lw R1, 0 (R5) lw R2, 400 (R5) add R3, R1, R2 SW R3, 0 (R5) addi R4, R4, -4 addi R5, R5,4 bne R4, RO, L1 Offset:
Computer architecture help: (60 points) The following instructions are executed on the 5-stage MIPS pipelined datapath. add r5,r2, r1 lw r3, 4(r5) lw r2, 0(r2) or r3, r5, r3 sw r3, 0(r5) (a) (20 points) List the data hazards in the above code. For each data hazard identified, clearly mark the source and the destination. For example you can say, there is a data hazard from instruction X to instruction Y on register Z. (b) (20 points) Assume there is...
add SW addi bne The classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: The architecture fully supports forwarding, • Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, • Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, • Register R4 is initially 100....
The classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: • The architecture fully supports forwarding, • Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, • Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, • Register R4 is initially 100. L1: lw add...
12 po Iw add Question 11 The dassic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: • The architecture fully supports forwarding • Register write is done in the first half of the clock cycles register read is performed in the second half of the clock cyde. Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism Register R4 is initially...
he classic five-stage pipeline MIPS architecture is used to execute the code fragments in this problem. Assume the followings: The architecture fully supports forwarding, • Register write is done in the first half of the clock cycle; register read is performed in the second half of the clock cycle, • Branches are resolved in the third stage of the pipeline and the architecture does not utilize any branch prediction mechanism, • Register R4 is initially 100. Ll: lw add SW...
Consider the following assembly language code:I0: add $R4,$R1,$R0 //ADD R4 = R1 + R0;I1: lw $R1,100($R3) //LDW R1 = MEM[R3 + 100];I2: lw $R9,4,($R1) // LDW R9 = MEM[R1 + 4];I3: add $R3,$R4,$R9 //ADD R3 = R4 + R9;I4: lw $R1,0($R3) //LDW R1 = MEM[R3 + 0];I5: sub $R3,$R1,$R4 //SUB R3 = R1 - R4;I6: and $R9,$R9,$R7 //AND R9 = R9 & R7;I7: sw $R2,100($R4) //STW MEM[R4 + 100] = R2;I8: and $R4,$R2,$R1 //AND R4 = R2 & R1;I9: add...