Example 4. Assembly Program for Example 3
; Tell the assembler we're referencing variable "_svar", which is defined in
; another file (cvars.c).
;------------------------------------------------------------------------------
.ref _svar
;------------------------------------------------------------------------------
; addfive() - Add five to the second data member of _svar
;------------------------------------------------------------------------------
.text
.global addfive
addfive: .asmfunc
LDW .D2T2 *+B14(_svar+4),B4 ; load svar.m2 into B4
RET .S2 B3 ; return from function
NOP 3 ; delay slots 1-3
ADD .D2 5,B4,B4 ; add 5 to B4 (delay slot 4)
STW .D2T2 B4,*+B14(_svar+4) ; store B4 back into svar.m2
; (delay slot 5)
.endasmfunc