From 5743f1530ac3babf86798a8ac58abe844246858e Mon Sep 17 00:00:00 2001
From: Hayden Chow <kin3.chow@live.uwe.ac.uk>
Date: Thu, 5 Dec 2024 00:54:00 +0000
Subject: [PATCH] edited
---
src/task2.asm | 73 ++++++++++++++++++++++++++++-----------------------
1 file changed, 40 insertions(+), 33 deletions(-)
diff --git a/src/task2.asm b/src/task2.asm
index aba7735..e182067 100644
--- a/src/task2.asm
+++ b/src/task2.asm
@@ -1,64 +1,71 @@
+%include "asm_io.inc"
-%include "asm_io.inc" ;
segment .data
- prompt_name db "Enter your name: ", 0 ;
- prompt_number db "Enter a number between 50 and 100: ", 0 ;
- welcome_msg db "Welcome, ", 0 ;
- newline db 10, 0 ;
+ prompt_name db "What is your name? ", 0 ;
+ prompt_count db "Enter a number between 50 and 100: ", 0 ;
+ welcome_msg db "Welcome, ", 0 ;
+ newline db 10, 0 ;
error_msg db "Error: The number must be between 50 and 100!", 0 ;
segment .bss
- user_name resb 50 ;
- user_input resd 1 ;
+ user_name resb 50 ;
+ name_length resd 1 ;
+ print_count resd 1 ;
-section .text
+segment .text
global asm_main
asm_main:
pusha ;
- ; Ask the user for their name
mov eax, prompt_name ;
call print_string ;
- call read_string ;
- ; Ask the user for a number between 50 and 100
- mov eax, prompt_number ;
+ mov edi, user_name ;
+ xor ecx, ecx ;
+
+read_name_loop:
+ call read_char ;
+ cmp al, 10 ;
+ je name_input_done ;
+ mov [edi], al ;
+ inc edi ;
+ inc ecx ;
+ cmp ecx, 50 ;
+ jl read_name_loop ;
+
+ mov [name_length], ecx ;
+ mov byte [edi], 0 ;
+
+ mov eax, prompt_count ;
call print_string ;
- call read_int ;
- mov [user_input], eax ;
+ call read_int ;
+ mov [print_count], eax ;
- ; Check if the number is between 50 and 100
- mov eax, [user_input] ;
+ ; Validate the input range
+ mov eax, [print_count] ;
cmp eax, 50 ;
- jle invalid_input ;
- cmp eax, 100 ;
- jge invalid_input ;
+ jl invalid_input ;
+ cmp eax, 100 ;
+ jg invalid_input ;
- ; If the number is valid, print the welcome message with the user's name
+ ; If input is valid, print the welcome message `print_count` times
+ mov ecx, [print_count] ;
+print_loop:
mov eax, welcome_msg ;
call print_string ;
mov eax, user_name ;
call print_string ;
- call print_nl ;
-
- ; Print the welcome message the number of times entered by the user
- mov ecx, [user_input] ;
-print_welcome:
- mov eax, welcome_msg ;
- call print_string ;
call print_nl ;
- loop print_welcome ;
-
- jmp end_program ;
+ loop print_loop ;
+ jmp exit_program ;
invalid_input:
- ; Print the error message if the input is invalid
+ ; Print the error message
mov eax, error_msg ;
call print_string ;
call print_nl ;
jmp asm_main ;
-end_program:
popa ;
mov eax, 0 ;
- ret
+ ret ;
--
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