Type the name of register that holds the return value of function-A. (Like %rxx)

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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Type the name of register that holds the return value of function-A. (Like %rxx)
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Transcribed Image Text:Type the name of register that holds the return value of function-A. (Like %rxx) A/
HAHAAAAAAHN
HNM1000 OHNM
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section
. data
.section .text
.globl _start
start:
pushq $4
pushq $3
call function-A
addq $16, $rsp
movg %rax, %rbx
movq $1, rax
int $0x80
.type function-A, @function
function-A:
pushq rbp
movq rsp, rbp.
subq $8, rsp
movg 16(%rbp), %rbx
movq 24 (rbp), rcx
movg %rbx, -8(%rbp)
label-A:
#variable y
#variable z
cmpq $1, $rcx
je label-B
movq -8 (&rbp), rax
imulg %rbx, srax
movq rax, -8 (%rbp)
decq rcx
jmp label-A
label-B:
movq -8 (Srbp), rax
movq rbp, rsp
popq &rbp
ret
Transcribed Image Text:HAHAAAAAAHN HNM1000 OHNM 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 28 30 31 32 section . data .section .text .globl _start start: pushq $4 pushq $3 call function-A addq $16, $rsp movg %rax, %rbx movq $1, rax int $0x80 .type function-A, @function function-A: pushq rbp movq rsp, rbp. subq $8, rsp movg 16(%rbp), %rbx movq 24 (rbp), rcx movg %rbx, -8(%rbp) label-A: #variable y #variable z cmpq $1, $rcx je label-B movq -8 (&rbp), rax imulg %rbx, srax movq rax, -8 (%rbp) decq rcx jmp label-A label-B: movq -8 (Srbp), rax movq rbp, rsp popq &rbp ret
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