.text
.org 0x20
stev1: .word 0x00000001
stev2: .word 0x00000002
.global _start
_start:
adr r0, stev1
ldrh r1, [r0]
adr r0, stev2
ldrh r2, [r0]
str r2, [r0]
str r1, [r0]