/*
#include "na_macro.inc"

	.text
	THUMB_CODE

// void addWithCarry1( int *low, int *high, int addend )
// high:low += addend + 1
public function addWithCarry1
	add	r2, #1
	bcs	.addend_max
	ldr	r3, [r0]
	add	r3, r2
	str	r3, [r0]
	ldr	r3, [r1]
	mov	r0, #0
	adc	r3, r0
	str	r3, [r1]
	bx	lr
.addend_max:
	ldr	r3, [r1]
	add	r3, #1
	str	r3, [r1]
	bx	lr

*/