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中古ノート、買ってみた。 その64

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概要

中古ノート買ってみた。
wsl1のubuntu18.04にnasm入れてみた。
zundoko、やってみた。

サンプルコード


global main
extern printf, scanf
section .text

main:
	push 	rbp
	mov 	rbp, rsp
	sub	 	rsp, 16
	mov		rax, 0
	mov 	AL, 234
	mov		rcx, 0
loop:
	mov	 	AH, 5
	mul		AH
	inc		AL
	cmp	 	AL, 120
	jc	  	_doko
_zun:
	inc		rcx
	push	rax
	push	rcx
	mov		rdi, fmt
	mov		rsi, zun
	mov		rax, 0
	call	printf
	pop		rcx
	pop		rax
	cmp		rcx, 4
	jz		_kiyoshi
	jmp		loop
_doko:
	mov		rcx, 0
	push	rax
	push	rcx
	mov		rdi, fmt
	mov		rsi, doko
	mov		rax, 0
	call	printf
	pop		rcx
	pop		rax
	jmp		loop
_kiyoshi:
	mov		rdi, fmt
	mov		rsi, kiyo
	mov		rax, 0
	call	printf
	mov 	rsp, rbp
	pop 	rbp
	ret

section .data
	zun:		db "zun ", 0
	doko:		db "doko ", 0
	kiyo:		db "doko kiyoshi!!", 0
	fmt:		db "%s ", 0




コンパイル、実行結果

# nasm -f elf64 zun0.s

# gcc -o zun0 zun0.o

# ./zun0
zun  zun  doko  zun  zun  zun  doko  doko  zun  doko  zun  zun  doko  doko  doko  doko  zun  zun  doko  doko  zun  doko  doko  zun  zun  doko  doko  doko  doko  doko  zun  zun  zun  zun  doko kiyoshi!! 


以上。

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