sim/testsuite/bfin/mc_s2.s

   1 /*  SHIFT test program.
   2  *  Test r0, r1, A0 <<= BITMUX;
   3  */
   4 # mach: bfin
   5
   6 .include "testutils.inc"
   7         start
   8
   9         init_r_regs 0;
  10         ASTAT = R0;
  11
  12 // load r0=0x90000001
  13 // load r1=0x90000002
  14 // load r2=0x00000000
  15 // load r3=0x00000000
  16 // load r4=0x20000002
  17 // load r5=0x00000000
  18         loadsym P1, data0;
  19
  20 // insert two bits, both equal to 1
  21 // A0: 00 0000 0000 -> 00 0000 0003
  22 // r0:    9000 0001 ->    2000 0002
  23 // r1:    9000 0002 ->    2000 0004
  24         R0 = [ P1 + 0 ];
  25         R1 = [ P1 + 4 ];
  26         A0.w = R2;
  27         A0.x = R3.L;
  28         BITMUX( R0 , R1, A0) (ASL);
  29         R6 = A0.w;
  30         R7.L = A0.x;
  31         DBGA ( R6.L , 0x0003 );
  32         DBGA ( R6.H , 0x0000 );
  33         DBGA ( R7.L , 0x0000 );
  34         DBGA ( R0.L , 0x0002 );
  35         DBGA ( R0.H , 0x2000 );
  36         DBGA ( R1.L , 0x0004 );
  37         DBGA ( R1.H , 0x2000 );
  38
  39 // insert two bits, one equal to 1, other to 0
  40 // A0: 00 0000 0000 -> 00 0000 0001
  41 // r0:    9000 0001 ->    2000 0002
  42 // r4:    2000 0002 ->    4000 0004
  43         R0 = [ P1 + 0 ];
  44         R4 = [ P1 + 16 ];
  45         A0.w = R2;
  46         A0.x = R3.L;
  47         BITMUX( R0 , R4, A0) (ASL);
  48         R6 = A0.w;
  49         R7.L = A0.x;
  50         DBGA ( R6.L , 0x0001 );
  51         DBGA ( R6.H , 0x0000 );
  52         DBGA ( R7.L , 0x0000 );
  53         DBGA ( R0.L , 0x0002 );
  54         DBGA ( R0.H , 0x2000 );
  55         DBGA ( R4.L , 0x0004 );
  56         DBGA ( R4.H , 0x4000 );
  57
  58         pass
  59
  60         .data
  61 data0:
  62         .dw 0x0001
  63         .dw 0x9000
  64
  65         .dw 0x0002
  66         .dw 0x9000
  67
  68         .dw 0x0000
  69         .dw 0x0000
  70
  71         .dw 0x0000
  72         .dw 0x0000
  73
  74         .dw 0x0002
  75         .dw 0x2000
  76
  77         .dw 0x0000
  78         .dw 0x0000