@ define system
        .cpu    cortex-a53
        .fpu    neon-fp-armv8
        .syntax unified         @ modern syntax

		@ constant data
        .section  .rodata
        .align  2

resultMsg:
        .asciz  "The sum is %i\n"

		@ program
        .text
        .align  2
        .global main
        .type   main, %function

main:
		@ stack:
		@   0: lr
		@  -4: a = 1 <-- sp + 32
		@  -8: b = 2 <-- sp + 28
		@ -12: c = 3 <-- sp + 24
		@ -16: d = 4 <-- sp + 20
		@ -20: e = 5 <-- sp + 16
		@ -24: f = 6 <-- sp + 12
		@ -28: g = 7 <-- sp + 8
		@ -32: h = 8 <-- sp + 4
		@ -36: i = 9 <-- sp

		push	{ lr }

		@ a = 1
		mov		r0, 1
		push	{ r0 }
		@ b = 2
		mov		r0, 2
		push	{ r0 }
		@ c = 3
		mov		r0, 3
		push	{ r0 }
		@ d = 4
		mov		r0, 4
		push	{ r0 }
		@ e = 5
		mov		r0, 5
		push	{ r0 }
		@ f = 6
		mov		r0, 6
		push	{ r0 }
		@ g = 7
		mov		r0, 7
		push	{ r0 }
		@ h = 8
		mov		r0, 8
		push	{ r0 }
		@ i = 9
		mov		r0, 9
		push	{ r0 }

        bl      sumNine
        mov		r1, r0

        @ print total
        ldr     r0, resultMsgAddr
        @ total already in r1
        bl      printf

        mov     r0, 0           @ return 0;
        add		sp, sp, 36
        pop		{ pc }

        .align  2
resultMsgAddr:
        .word   resultMsg