Consider the following two code snippets (code 1 and code 2) that perform the same computation on a 4 by 4 matrix of 32 bit integers Code 1 for (i 0 j 4 j ) for (i 0 i 4 i ) xili 10 yilli Memory Location 0 Both the matrices x and y are stored contiguously in memory in row major order Row major order means that elements in the same row of the matrix are adjacent in memory as shown in the following memory layout for matrix y 4 Code 2 for (i 0 i 4 i ) for (j 0 j 4 j ) xli 10 yilli 12 8 y 0 0 y 0 1 y 0 2 y 0 3 y 1 0 16 60 y 3 13 (a) Consider a 64 bytes fully associate data cache with 16 byte cache blocks, LRU replacement policy, and write back with write allocate policy Which code (code 1 or code 2) will faster by providing all the details related to miss rate for both read misses and write misses (b) If we change the cache block size to 8 byte, which code will run faster Explain your reasoning in detail by calculating the number of misses

Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Dec 08, 2023

Consider the following two code snippets (code 1 and code 2) that perform the same computation on a 4 by 4 matrix of 32-bit

Consider the following two code snippets (code 1 and code 2) that perform the same computation on a 4 by 4

Consider the following two code snippets (code 1 and code 2) that perform the same computation on a 4 by 4 matrix of 32-bit integers: Code 1 for (i=0; j

Step by Step Solution

★★★★★

3.50 Rating (160 Votes )

There are 3 Steps involved in it

Step: 1

Answer Given Fully associative cache Any block can be placed in any cache line No restrictions Cache block size Initially 16 bytes and we are considering changing it to 8 bytes LRU replacement policy ... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Linear Algebra with Applications

Authors: Steven J. Leon

7th edition

131857851, 978-0131857858

More Books

Students also viewed these Programming questions

Question

A 0 . 4 3 kg object connected to a light spring with a force constant of 2 0 . 8 N / m oscillates on a frictionless horizontal surface. If the spring is compressed 4 . 0 cm and released from rest. (...

Answered: 1 week ago

Question

Use the following post-closing (i.e. beginning) trial balance to specify the beginning balances in the T-accounts on pages 3 and 4. The beginning balance for Cash is specified in the T-account...

Answered: 1 week ago

Question

★★★★★

Consider the following two versions of a program to add two vectors: a. The program on the left executes on a uniprocessor. Suppose each line of code L2, L4, and L6 takes one processor clock cycle to...

Answered: 1 week ago

Question

★★★★★

Write a paper about operations of Morning Star homes, a construction company. How you are progressing in your Project Management Plan. When is it appropriate to "crash" a project and what are the...

Answered: 1 week ago

Question

★★★★★

A hot-air balloon consists of a bas-t ket, one passenger, and some cargo. Let the total mass be M. Even though there is an upward lift force on the balloon, the balloon is initially accelerating...

Answered: 1 week ago

Question

★★★★★

6. a. If 1 adult female is randomly selected, find the probability that her pulse rate is greater than 70 beats per minute. b. If 25 adult females are randomly selected, find the probability that...

Answered: 1 week ago

Question

★★★★★

Have I allowed for this item in my budget?

Answered: 1 week ago

Question

★★★★★

The client prepared the following worksheet listing all activities in the marketable securities account for the year under audit. For purposes of this question, you may assume that there are no...

Answered: 1 week ago

Question

★★★★★

Assume that the preferred stock currently is selling at $ 1 9 0 per share. Does this provide a higher or lower dividend yield than a 6 percent, $ 5 0 par value preferred with a market price of $ 5 2...

Answered: 1 week ago

Question

★★★★★

A multi-loop block diagram is shown in Figure E3.9.The state variables are denoted by x1 and x2. (a) Determine a state variable representation of the closed-loop system where the output is denoted by...

Answered: 1 week ago

Question

★★★★★

Select a Characteristic of a Mentally Healthy Person that you think is the second most important Characteristic. The following information needs to be addressed for this Characteristic of a Mentally...

Answered: 1 week ago

Question

★★★★★

Jennifer Lopez owned four speedboats named Porpoise, Priscilla, Providence, and Prudence. On April 2, Jennifer made written offers to sell the four boats in the order named for $4,200 each to Aiden,...

Answered: 1 week ago

Question

★★★★★

Following the discovery of the collapsed storage racking, no one secured the scene. (a) Why is it important to secure the scene of this near miss? Note: You should support your answer, where...

Answered: 1 week ago

Question

★★★★★

From information below work out the Total Control Cost (TCC) = _$____________ Annual expected savings: $550 Combined control effectiveness: 50% Annual covered loss: $950

Answered: 1 week ago

Question

★★★★★

Refer to Figure 12-4. Potential GDP equals $500 billion. The economy is currently producing GDP1 which is equal to $400 billion. If the MPC is 0.8, then how much must autonomous spending change for...

Answered: 1 week ago

Question

★★★★★

Paul Simon shoots a .2 kg puck at 25 m/s and Patrick Roy catches the puck for .3 seconds. How much force does Patrick Roy absorb?

Answered: 1 week ago

Question

★★★★★

We purchase a new machine for $50,000, it costs $2,500 to install, and we are in the MACRS 5 year class. If we sell the machine after one year for $32,000 and our tax rate is 20%, what is the...

Answered: 1 week ago

Question

★★★★★

(a) Bright Sdn Bhd (BSB) is a tax resident manufacturing company in Johor, which involves in ceramic tiles. Currently, BSBs annual sales turnover has been forecasted to be around RM 300,000 for the...

Answered: 1 week ago

Question

★★★★★

Let Rk be a k Ã k upper triangular matrix and suppose that RkUk = UkDk where Uk is an upper triangular matrix with l's on the diagonal and Dk is a diagonal matrix. Let Rk+1 be an upper...

Answered: 1 week ago

Question

★★★★★

Let x and y be nonzero vectors in Rm and Rn, respectively, and let A = xyT. (a) Show that {x} is a basis for the column space of A and that {yT} is a basis for the row space of A. (b) What is the...

Answered: 1 week ago

Question

★★★★★

Let Eki be the elementary matrix formed by subtracting a times the ith row of the identity matrix from the kth row. (a) Show that Eki = 1 - aekeTi. (b) Let Eji = I - ejeTi. Show that EjiEki = I - (ek...

Answered: 1 week ago

Question

★★★★★

8.35. A study3 of American armed forces who had served in Iraq or Afghanistan found that the event of being attacked or ambushed was reported by 1139 of 1961 Army members who had served in...

Answered: 1 week ago

Question

★★★★★

In an experiment to compare the tensile strengths of different types of copper wire, samples of each type were used. The between-samples and within-samples estimates of s2 were computed as and ,...

Answered: 1 week ago

Question

★★★★★

8.45. For a 2 X 2 table with cell counts a,b,c,d, the sample log odds ratio Iog0 has approximately a normal sampling distribution with estimated standard error = ,/i + |+ l+l. v n h c d The antilogs...

Answered: 1 week ago

Previous Question Next Question