Texas Instruments TMS320C67X/C67X+ DSP - Manual (Page 115)

Add Using Word Addressing Mode ADDAW
3-55 Instruction Set SPRU733
Example 1 ADDAW .D1 A4,2,A4
Before instruction 1 cycle after instruction
A4 0002 0000h A4 0002 0000h
AMR 0002 0001h AMR 0002 0001h
BK0 = 2 → size = 8
A4 in circular addressing mode using BK0
Example 2 ADDAW .D1X B14,42h,A4
Before instruction 1 cycle after instruction
B14 0020 1000h A4 0020 1108h
Example 3 ADDAW .D2 B14,7FFFh,B4
Before instruction 1 cycle after instruction
B14 0010 0000h B4 0011 FFFCh