ARM VERSION 1.2 - Manual (Page 191)

ARM Instruction Reference
ARM DUI 0068B Copyright © 2000, 2001 ARM Limited. All rights reserved. 4-81
If expr is program-relative, it must evaluate to an address in the same code section as the
ADRL pseudo-instruction. Otherwise, it might be out of range after linking.
Example
start MOV r0,#10
ADRL r4,start + 60000 ; => ADD r4,pc,#0xe800
; ADD r4,r4,#0x254