ARM VERSION 1.2 - Manual (Page 325)

Directives Reference
ARM DUI 0068B Copyright © 2000, 2001 ARM Limited. All rights reserved. 7-43
7.5.10 ENDFUNC or ENDP
The ENDFUNC directive marks the end of an ATPCS-conforming function (see
FUNCTION or PROC on page 7-42). ENDP is a synonym for ENDFUNC .