scann_i.asm

this dsp program is about alu in blackfin processor

.global _main;
.section L1_data_a;
.byte2 ip1[9] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09};
.byte2 ip2[9] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09};
.align 4;
.byte4 op[9];


.section L1_code;
 
 _main:
 
 
 i0.l = ip1; i0.h = ip1; l0 = 0;
 i1.l = ip2; i1.h = ip2; m1 = 6;l1=18;
 b1=i1;
 
 i2.l = op; i2.h = op; l2 = 0;
 r5=0;
 r6=2;
 
 p2=0x09;
 
 
     loop loop1 lc0=p2;
     loop_begin loop1;
 	    
     	p1= 0x03;
    	loop loop2 lc1=p1;
     	loop_begin loop2;
 
 	
     	     r0.l = w[i0++];
  			   			 
     	     r2.l = w[i1];
             
     	     i1+=m1;
     	     
 	
     	     r1 = r0.l * r2.l(is);
 
      
      	     r5= r1+ r5;
 

      	     loop_end loop2;
             nop;
  		     [i2++]= r5;
  		     
  		     r6=m1;
  		     r6+=2;
  		     m1=r6;
  		     i1+=m1;
        loop_end loop1;

 
 
 nop;
 nop;
  _main.end: