a)Explain why there are more cycles when there is no forwarding b) Explain why there are less
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a)Explain why there are more cycles when there is no forwarding
b) Explain why there are less cycles when there is forwarding
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FULL LOOPS Instruction addi ra, x0, 1 add sp, ra, ra sub gp, sp, ra slt tp, ra, sp addi to, sp, -3 andi to, t0, 2032 ori 10, 10, 15 add to, to, to addi t1, x0, 1024 lw 12, 0(t1) add s0, t2, sp sw s0, 4(t1) slt s1, sp, ra or a0, t0, so xor al, tl, sp ori a2, x0, 0 ori a3, x0, 2 CPU Cycles 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 FDXMW F-- DX MW F--DXMW EXECUTION TABLE FDXMW FDXMW F-DX MW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FULL LOOPS Instruction addi ra, x0, 1 add sp, ra, ra sub gp, sp, ra slt tp, ra, sp addi to, sp, -3 andi to, t0, 2032 ori 10, 10, 15 add to, to, to addi t1, x0, 1024 lw 12, 0(t1) add s0, t2, sp sw s0, 4(t1) slt s1, sp, ra or a0, t0, so xor al, tl, sp ori a2, x0, 0 ori a3, x0, 2 CPU Cycles 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 FDXMW F-- DX MW F--DXMW EXECUTION TABLE FDXMW FDXMW F-DX MW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW FDXMW
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aExplain why there are more cycles when there is no forwarding When there is no forwarding the CPU has to wait for the results from an instruction before it can move on to the next one This means that ... View the full answer
Related Book For
Fundamental Financial Accounting Concepts
ISBN: 978-0078025907
9th edition
Authors: Thomas Edmonds, Christopher Edmonds
Posted Date:
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