5. Below is a depiction of a loop in instruction memory address Ox0 TOP: instruction 1 Ox4 instruction 2 Ох8 instruction 3 OxC instruction 4 Ox10 conditional branch to TOP Assume that the branch target buffer is initially empty, and the prediction bits are set to Strongly Taken (ST). Fill in the blanks On the first pass through the loop we take the branch. The branch target bits are now We suffer stalls. On the second pass through the loop we don't take the branch. The branch target bits are now We suffer stalls. On the third pass through the loop we don't take the branch. The branch target bits are now We suffer stalls. On the fourth pass through the loop we don't take the branch. The branch target bits are now We suffer stalls.
5. Below is a depiction of a loop in instruction memory address Ox0 TOP: instruction 1 Ox4 instruction 2 Ох8 instruction 3 OxC instruction 4 Ox10 conditional branch to TOP Assume that the branch target buffer is initially empty, and the prediction bits are set to Strongly Taken (ST). Fill in the blanks On the first pass through the loop we take the branch. The branch target bits are now We suffer stalls. On the second pass through the loop we don't take the branch. The branch target bits are now We suffer stalls. On the third pass through the loop we don't take the branch. The branch target bits are now We suffer stalls. On the fourth pass through the loop we don't take the branch. The branch target bits are now We suffer stalls.
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
![5. Below is a depiction of a loop in instruction memory
address
Охо
TOP: instruction 1
Ox4
instruction 2
Ox8
instruction 3
OxC
instruction 4
Ох10
conditional branch to TOP
Assume that the branch target buffer is initially empty, and the prediction bits are set to
Strongly Taken (ST). Fill in the blanks
On the first pass through the loop we take the branch. The branch target bits are now
We suffer
stalls.
On the second pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.
On the third pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.
On the fourth pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F962557d0-e3f7-4686-8b7f-e4b50560f6a1%2F5fd73b74-ee11-4b3f-96b1-69886243c417%2F1tutccq_processed.png&w=3840&q=75)
Transcribed Image Text:5. Below is a depiction of a loop in instruction memory
address
Охо
TOP: instruction 1
Ox4
instruction 2
Ox8
instruction 3
OxC
instruction 4
Ох10
conditional branch to TOP
Assume that the branch target buffer is initially empty, and the prediction bits are set to
Strongly Taken (ST). Fill in the blanks
On the first pass through the loop we take the branch. The branch target bits are now
We suffer
stalls.
On the second pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.
On the third pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.
On the fourth pass through the loop we don't take the branch. The branch target bits are now
We suffer
stalls.
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