Texas Instruments TMS320C28x - Page 183

ADD ACC,loc16 << #0..16
6-26
Example ; Calculate signed value: ACC = VarA << 10 + VarB << 6;
SETC SXM ; Turn sign extension mode on
MOV ACC,@VarA << #10 ; Load ACC with VarA left shifted by 10
ADD ACC,@VarB << #6 ; Add VarB left shifted by 6 to ACC