print number to stdout in Raspberry Pi ARM Assembly

printf ARM

(this file changes the title of this Gist, ignore this)

Makefile

gcc:
  gcc -o printf printf.s

printf.s

.global main
.func main

main:
	LDR R0, =string
	LDR R1, =0xFFFF /*Output number*/
	BL printf
	B exit

exit:
	MOV R7, #1
	SWI 0

.data
string:
        .asciz "%d\n"

Modelo de uso do printf no assembly