Which of the two pipeline diagrams below better describes the operation of the pipeline’s hazard detection unit? Why? Choice 1: ld ​x11, 0(x12): ​​IF ID EX ME WB add ​x13, x11, x14:​​ IF ID EX..ME WB or​ x15, x16, x17:​ ​IF ID..EX ME WB Choice 2: ld ​x11, 0(x12): ​​IF ID EX ME WB add ​x13, x11, x14: ​​IF ID..EX ME WB or ​x15, x16, x17: ​​IF..ID EX ME WB

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Which of the two pipeline diagrams below better describes the operation of the pipeline’s hazard detection unit? Why?

Choice 1:

ld ​x11, 0(x12): ​​IF ID EX ME WB

add ​x13, x11, x14:​​ IF ID EX..ME WB

or​ x15, x16, x17:​ ​IF ID..EX ME WB

Choice 2:

ld ​x11, 0(x12): ​​IF ID EX ME WB

add ​x13, x11, x14: ​​IF ID..EX ME WB

or ​x15, x16, x17: ​​IF..ID EX ME WB

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