In the following C function, we have left the definition of operation 0P incomplete A What operation is 0P B Annotate the code to explain how it works define OP short arith (short x) return x OP 16 When compiled, GCC generates the following assembly code short arith (short x) x in rdi arith Unknown...

In the following C function, we have left the definition of operation 0P incomplete: A. What operation

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In the following C function, we have left the definition of operation 0P incomplete:

#define OP short arith (short x) { return x OP 16; } When compiled, GCC generates the following assembly

A. What operation is 0P?

B. Annotate the code to explain how it works.

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Related Book For book-img-for-question

Computer Systems A Programmers Perspective

ISBN: 9781292101767

3rd Global Edition

Authors: Randal E. Bryant, David R. O'Hallaron

Question Posted: Nov 06, 2023 10:25 AM

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In the following C function, we have left the definition of operation 0P incomplete: A. What operation

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#define OP short arith (short x) { return x OP 16; } When compiled, GCC generates the following assembly code: short arith (short x) x in %rdi arith: /* Unknown operator */ leaq testq cmovns sarq ret 15 (%rdi), %rbx %rdi, %rdi %rdi, %rbx $4, rbx

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Computer Systems A Programmers Perspective

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