sim/testsuite/bfin/add_sub_acc.s

   1 // ACP 5.9 A0 -= A1 doesn't set flags
   2 # mach: bfin
   3
   4 .include "testutils.inc"
   5         start
   6
   7         A1 = A0 = 0;
   8         R0 = 0x0;
   9         astat=r0;
  10         A0.w = R0;
  11         R0.L = 0x0080;
  12         A0.x = R0;
  13         R1 = 1;
  14
  15         _DBG A0;
  16         _DBG A1;
  17
  18         A0 -= A1;
  19         _dbg A0;
  20         _dbg ASTAT;
  21         r7=astat;
  22         dbga (r7.h, 0x0);
  23         dbga (r7.l, 0x1006);
  24
  25         A1 = A0 = 0;
  26         R0 = 0x1 (z);
  27         astat=r0;
  28         A0.w = R0;
  29         R0.L = 0x0080;
  30         A0.x = R0;
  31         R1 = 1;
  32
  33         _DBG A0;
  34         _DBG A1;
  35
  36         A0 -= A1;
  37         _dbg A0;
  38         _dbg ASTAT;
  39         r7=astat;
  40         dbga (r7.h, 0x0);
  41         dbga (r7.l, 0x1006);
  42
  43         A1 = A0 = 0;
  44         R0 = 0x0;
  45         astat=r0;
  46         A0.w = R0;
  47         R0.L = 0x0080;
  48         A0.x = R0;
  49         R1 = 1;
  50         A1 = R1;
  51
  52         _DBG A0;
  53         _DBG A1;
  54
  55         A0 -= A1;
  56         _dbg A0;
  57         _dbg ASTAT;
  58         r7=astat;
  59         dbga (r7.h, 0x3);
  60         dbga (r7.l, 0x1006);
  61
  62         A1 = A0 = 0;
  63         R0 = 0x1 (z);
  64         astat=r0;
  65         A0.w = R0;
  66         R0.L = 0x0080;
  67         A0.x = R0;
  68         R1 = 2 (z);
  69         A1 = R1;
  70
  71         _DBG A0;
  72         _DBG A1;
  73
  74         A0 -= A1;
  75         _dbg A0;
  76         _dbg ASTAT;
  77         r7=astat;
  78         dbga (r7.h, 0x3);
  79         dbga (r7.l, 0x1006);
  80
  81         #
  82
  83         A1 = A0 = 0;
  84         R0 = 0x0;
  85         astat=r0;
  86         R0.L=0xffff;
  87         R0.H=0xffff;
  88         A0.w = R0;
  89         R1=0x7f;
  90         A0.x = R1;
  91         A1.x = R1;
  92         A1.w = R0;
  93
  94         _DBG A0;
  95         _DBG A1;
  96
  97         A0 += A1;
  98         _dbg A0;
  99         _dbg ASTAT;
 100         r7=astat;
 101         dbga (r7.h, 0x3);
 102         dbga (r7.l, 0x0);
 103
 104         A1 = A0 = 0;
 105         R0 = 0x0;
 106         astat=r0;
 107         A0.w = R0;
 108         R1=0x80;
 109         A0.x = R1;
 110         A1.x = R1;
 111         A1.w = R0;
 112
 113         _DBG A0;
 114         _DBG A1;
 115
 116         A0 += A1;
 117         _dbg A0;
 118         _dbg ASTAT;
 119         r7=astat;
 120         dbga (r7.h, 0x3);
 121         dbga (r7.l, 0x1006);
 122
 123         pass;