.syntax unified
    .align 2
.arch armv8-a
    .global main /* 'main' is our entry point and must be global */
    .type main, %function

main:          /* This is main */
    mov r0, sp
    mov r1, #50
    bx r0
    .size main, .-main
    .ident "GCC: (Raspbian 4.9.2-10) 4.9.2"
    .section    .note.GNU-stack,"",%progbits