sim/testsuite/sim/bfin/a26.s

   1 //  Test ALU  SEARCH instruction
   2 # mach: bfin
   3
   4 .include "testutils.inc"
   5         start
   6
   7
   8         init_r_regs 0;
   9         ASTAT = R0;
  10
  11         R0 = 4;
  12         R1 = 5;
  13         A1 = A0 = 0;
  14
  15         R2.L = 0x0001;
  16         R2.H = 0xffff;
  17
  18         loadsym P0, foo;
  19
  20         ( R1 , R0 ) = SEARCH R2 (GT);
  21
  22         // R0 should be the pointer
  23         R7 = P0;
  24         CC = R0 == R7;
  25         if !CC JUMP _fail;
  26
  27         _DBG R1;        // does not change
  28         DBGA ( R1.H , 0 );      DBGA ( R1.L , 0x5 );
  29
  30         _DBG A0;        // changes
  31         R0 = A0.w;
  32         DBGA ( R0.H , 0 );      DBGA ( R0.L , 0x1 );
  33
  34         _DBG A1;        // does not change
  35         R0 = A1.w;
  36         DBGA ( R0.H , 0 );      DBGA ( R0.L , 0 );
  37
  38         R0 = 4;
  39         R1 = 5;
  40         A1 = A0 = 0;
  41
  42         R2.L = 0x0000;
  43         R2.H = 0xffff;
  44
  45         loadsym p0, foo;
  46
  47         ( R1 , R0 ) = SEARCH R2 (LT);
  48
  49         _DBG R0;        // no change
  50         DBGA ( R0.H , 0 );      DBGA ( R0.L , 4 );
  51
  52         _DBG R1;        // change
  53         R7 = P0;
  54         CC = R1 == R7;
  55         if !CC JUMP _fail;
  56
  57         _DBG A0;
  58         R0 = A0.w;
  59         DBGA ( R0.H , 0 );      DBGA ( R0.L , 0 );
  60
  61         _DBG A1;
  62         R0 = A1.w;
  63         DBGA ( R0.H , 0xffff ); DBGA ( R0.L , 0xffff );
  64
  65         pass
  66
  67 _fail:
  68         fail;
  69
  70         .data
  71 foo:
  72         .space (0x100)