.vector_handler_1F
 TEQ     R0, #Vector_EventV
 BNE     vector_handler_forward

 ADR     R12, _SPSR
 BL      pre_SWI_veneer			;call SWI that follows
 SWI     XOS_Claim
 BL      post_SWI_veneer

 BL      reclaim_EventV
B       exit_SWI_veneer


 ._SPSR	DBD 4
