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Computer Engineering
Compile the following C code snippet with optimization level O1 using armv7-a clang 11.0.1. a)Which register(s) are saved before entering the recursive call? Explain why. (Hint: the registers have their special purposes). b)Next modify line 2 from (n == 1) to (n == 0), Explain what has been changed? int foo2(int n) { if (n == 1) { return 1; } else { return n + foo2(n - 1); }

Compile the following C code snippet with optimization level O1 using armv7-a clang 11.0.1. a)Which register(s) are saved before entering the recursive call? Explain why. (Hint: the registers have their special purposes). b)Next modify line 2 from (n == 1) to (n == 0), Explain what has been changed? int foo2(int n) { if (n == 1) { return 1; } else { return n + foo2(n - 1); }

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Compile the following C code snippet with optimization level O1 using armv7-a clang 11.0.1.

a)Which register(s) are saved before entering the recursive call? Explain why. (Hint: the registers have their special purposes).

b)Next modify line 2 from (n == 1) to (n == 0), Explain what has been changed?

int foo2(int n) {

if (n == 1) {

return 1;

} else {

return n + foo2(n - 1);

}

}

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