Write an assembly program for the processor family x86-32 that reads three signed interger numbers from the standard input and writes the greatest of them on the console. Use the C functions scanf and printf for the management of data input and data output. Concepts in practice: Data Transfer, Input-Output Management and Conditional Jumps.
Write an assembly program for the processor family x86-32 that reads three signed interger numbers from the standard input and writes the greatest of them on the console. Use the C functions scanf and printf for the management of data input and data output. Concepts in practice: Data Transfer, Input-Output Management and Conditional Jumps.
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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Transcribed Image Text:W rite an assembly program for the processor family x86-32 that reads three signed interger numbers from the standard input and writes
the greatest of them on the console. Use the C functions scanf and printf for the management of data input and data output.
Concepts in practice: Data Transfer, Input-Output Management and Conditional Jumps.
![1 ;Get the largest number among the numbers num1, num2 and num3 represented as signed integer numbers.
2 ;Todo: change jg by ja to see the results.
3 ;Todo: As homework read the three numbers from the standard input a show the greatest one.
4
5
6 section .data
7
msg db "The largest number is: %d", Oxa,0
v1 equ -47
v2 equ 32
v3 equ 21
8.
9
10
11
12
numl times 4 db 0
num2 times 4 db 0
num3 times 4 db 0
13
14
15
16
17
18 section .text
extern printf
global main
19
20
;must be declared for using gcc
21
22 main:
23 |
24
;tell linker entry point
mov dword [numl], v1
mov dword [num2], v2
mov dword [num3], v3
25
26
27
28
mov
есх, [num1]
есх, [num2]
check third num
29
cmp
jg
30
31
есх, [num2]
mov
32
33 check_third_num:
34
есх, [num3]
exit
35
cmp
jg
mov
36
37
есх, [num3]
38
39 _exit:
40
;Print the greatest number
push ecx
push msg
call printf
41
42
43
44
45
;Exit process
eax, 1
80h
46
47
mov
48
int
49
50](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F76b39ad3-98e6-4bd8-afd7-9890d91d962f%2Fddae63f4-f098-4348-aa37-240031860616%2Fjwl6aeb_processed.png&w=3840&q=75)
Transcribed Image Text:1 ;Get the largest number among the numbers num1, num2 and num3 represented as signed integer numbers.
2 ;Todo: change jg by ja to see the results.
3 ;Todo: As homework read the three numbers from the standard input a show the greatest one.
4
5
6 section .data
7
msg db "The largest number is: %d", Oxa,0
v1 equ -47
v2 equ 32
v3 equ 21
8.
9
10
11
12
numl times 4 db 0
num2 times 4 db 0
num3 times 4 db 0
13
14
15
16
17
18 section .text
extern printf
global main
19
20
;must be declared for using gcc
21
22 main:
23 |
24
;tell linker entry point
mov dword [numl], v1
mov dword [num2], v2
mov dword [num3], v3
25
26
27
28
mov
есх, [num1]
есх, [num2]
check third num
29
cmp
jg
30
31
есх, [num2]
mov
32
33 check_third_num:
34
есх, [num3]
exit
35
cmp
jg
mov
36
37
есх, [num3]
38
39 _exit:
40
;Print the greatest number
push ecx
push msg
call printf
41
42
43
44
45
;Exit process
eax, 1
80h
46
47
mov
48
int
49
50
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