ASM Program to count number of positive and negative numbers from the array.[MP]

Statement:-

Following is the code for counting positive and negative numbers in an array.

Code:-

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Section .data title: db "Count of positive and negavite Numbers in an array" ,0x0A title_len: equ $-title pos_msg : db "Positive count: " ,0x0A pos_len: equ $-pos_msg neg_msg : db "Negative count :" ,0x0A neg_len: equ $-neg_msg newline: db 0x0A array: dw 1000H, -121H,0045H, 34H,-12H,121H, -4543H,98H, -8999H ;array declaration and ;initialization arrcnt: equ 9 ;static array count pcnt: dw 0 ;positive number count ncnt dw 0 ;negative number count Section .bss dis_buffer :resb 2 Section .text ;displaying title mov rax, 1 mov rdi, 1 mov rsi, title mov rdx, title_len syscall ;initalizing array start address mov rsi, array mov rcx, arrcnt UP: bt word[rsi], 15 ; 15 is sign bit || bt- bit test JNC PNEXT inc byte[ncnt] JMP PSKIP PNEXT: inc byte[pcnt] PSKIP: inc rsi inc rsi loop UP ;Positive count msg display mov rax, 1 mov rdi,1 mov rsi, pos_msg mov rdx,pos_len syscall mov bl,[pcnt] CALL HEX_ASCII ;newline mov rax, 1 mov rdi,1 mov rsi, newline mov rdx,1 syscall mov rax, 1 mov rdi, 1 mov rsi, neg_msg mov rdx, neg_len syscall mov bl,[ncnt] CALL HEX_ASCII ;newline mov rax, 1 mov rdi,1 mov rsi, newline mov rdx,1 syscall mov rax, 60 mov rdi, 0 syscall ;hex to ascii procedure HEX_ASCII: mov rcx, 2 mov rdi ,dis_buffer dup: rol bl, 04 mov al,bl and al, 0fh cmp al,09h jbe next add al, 07h next: add al,30h mov [rdi],al inc rdi ;dec rcs loop dup mov rax, 1 mov rdi, 1 mov rsi, dis_buffer mov rdx, 2 syscall ret

Output:- 

Output