.global main, Stop, CodeEnd, DataStart, DataEnd

main:
	movw	r0, #:lower16:x
	movt	r0, #:upper16:x
	ldrb	r1, [r0]	
	sxtb    r1, r1
		
	movw	r0, #:lower16:y
	movt	r0, #:upper16:y
	ldrh	r2, [r0]	
	sxtb    r2, r2

Stop:
CodeEnd:
		nop

// ************************ Starting variable definition *****************
        .data
// ***********************************************************************

DataStart:
x:		.byte	-1	
y:		.2byte  -1

DataEnd:
		.end