Really long pipelines could be great: if we split the instructions into 100 smaller chunks we could run at 100x the clock frequency (in an ideal world). So why don't we do this? Select all correct options. Hard to break instructions down to really small pieces O Pipeline register overhead will kill us O Hard to keep long pipelines full

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
Problem 1PE
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Question 1
Really long pipelines could be great: if we split the instructions into 100 smaller chunks we could run at 100x the clock
frequency (in an ideal world). So why don't we do this? Select all correct options.
O Hard to break instructions down to really small pieces
O Pipeline register overhead will kill us
O Hard to keep long pipelines full
Question 2
کے
Why do we need to keep the RF2 data (i.e., the Read data2 output of the register file) in the EX/MEM pipeline register?
IFAD
H
ID/EX
C+4
Iw
Execution
Calculate the
branch address
EX/MEM
MEMWB
Transcribed Image Text:ack! Question 1 Really long pipelines could be great: if we split the instructions into 100 smaller chunks we could run at 100x the clock frequency (in an ideal world). So why don't we do this? Select all correct options. O Hard to break instructions down to really small pieces O Pipeline register overhead will kill us O Hard to keep long pipelines full Question 2 کے Why do we need to keep the RF2 data (i.e., the Read data2 output of the register file) in the EX/MEM pipeline register? IFAD H ID/EX C+4 Iw Execution Calculate the branch address EX/MEM MEMWB
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