deps/lightning/check/alu_div.tst

   1 #include "alu.inc"
   2
   3 .code
   4         prolog
   5
   6 #define DIV(N, I0, I1, V)       ALU(N, , div, I0, I1, V)
   7 #define UDIV(N, I0, I1, V)      ALU(N, _u, div, I0, I1, V)
   8
   9         DIV(0,  0x7fffffff, 1,          0x7fffffff)
  10         DIV(1,  1,          0x7fffffff, 0)
  11         DIV(2,  0x80000000, 1,          0x80000000)
  12         DIV(3,  1,          0x80000000, 0)
  13         DIV(4,  0x7fffffff, 2,          0x3fffffff)
  14         DIV(5,  2,          0x7fffffff, 0)
  15         DIV(6,  2,          0x80000000, 0)
  16         DIV(7,  0x7fffffff, 0x80000000, 0)
  17         DIV(8,  0,          0x7fffffff, 0)
  18         DIV(9,  0xffffffff, 0xffffffff, 1)
  19         UDIV(0, 0x7fffffff, 1,          0x7fffffff)
  20         UDIV(1, 1,          0x7fffffff, 0)
  21         UDIV(2, 0x80000000, 1,          0x80000000)
  22         UDIV(3, 1,          0x80000000, 0)
  23         UDIV(4, 0x7fffffff, 2,          0x3fffffff)
  24         UDIV(5, 2,          0x7fffffff, 0)
  25         UDIV(6, 0x80000000, 2,          0x40000000)
  26         UDIV(7, 2,          0x80000000, 0)
  27         UDIV(8, 0x7fffffff, 0x80000000, 0)
  28         UDIV(9, 0x80000000, 0x7fffffff, 1)
  29         UDIV(10,0,          0x7fffffff, 0)
  30         UDIV(11,0x7fffffff, 0xffffffff, 0)
  31         UDIV(12,0xffffffff, 0x7fffffff, 2)
  32         UDIV(13,0xffffffff, 0xffffffff, 1)
  33 #if __WORDSIZE == 32
  34         DIV(10, 0x80000000, 2,          0xc0000000)
  35         DIV(11, 0x80000000, 0x7fffffff, 0xffffffff)
  36         DIV(12, 0x7fffffff, 0xffffffff, 0x80000001)
  37         DIV(13, 0xffffffff, 0x7fffffff, 0)
  38 #else
  39         DIV(10, 0x80000000,         2,                  0x40000000)
  40         DIV(11, 0x80000000,         0x7fffffff,         1)
  41         DIV(12, 0x7fffffff,         0xffffffff,         0)
  42         DIV(13, 0xffffffff,         0x7fffffff,         2)
  43         DIV(14, 0x7fffffffffffffff, 1,                  0x7fffffffffffffff)
  44         DIV(15, 1,                  0x7fffffffffffffff, 0)
  45         DIV(16, 0x8000000000000000, 1,                  0x8000000000000000)
  46         DIV(17, 1,                  0x8000000000000000, 0)
  47         DIV(18, 0x7fffffffffffffff, 2,                  0x3fffffffffffffff)
  48         DIV(19, 2,                  0x7fffffffffffffff, 0)
  49         DIV(20, 0x8000000000000000, 2,                  0xc000000000000000)
  50         DIV(21, 2,                  0x8000000000000000, 0)
  51         DIV(22, 0x7fffffffffffffff, 0x8000000000000000, 0)
  52         DIV(23, 0x8000000000000000, 0x7fffffffffffffff, 0xffffffffffffffff)
  53         DIV(24, 0x7fffffffffffffff, 0xffffffffffffffff, 0x8000000000000001)
  54         DIV(25, 0xffffffffffffffff, 0x7fffffffffffffff, 0)
  55         DIV(26, 0xffffffffffffffff, 0xffffffffffffffff, 1)
  56         UDIV(14,0x7fffffffffffffff, 1,                  0x7fffffffffffffff)
  57         UDIV(15,1,                  0x7fffffffffffffff, 0)
  58         UDIV(16,0x8000000000000000, 1,                  0x8000000000000000)
  59         UDIV(17,1,                  0x8000000000000000, 0)
  60         UDIV(18,0x7fffffffffffffff, 2,                  0x3fffffffffffffff)
  61         UDIV(19,2,                  0x7fffffffffffffff, 0)
  62         UDIV(20,0x8000000000000000, 2,                  0x4000000000000000)
  63         UDIV(21,2,                  0x8000000000000000, 0)
  64         UDIV(22,0x7fffffffffffffff, 0x8000000000000000, 0)
  65         UDIV(23,0x8000000000000000, 0x7fffffffffffffff, 1)
  66         UDIV(24,0x7fffffffffffffff, 0xffffffffffffffff, 0)
  67         UDIV(25,0xffffffffffffffff, 0x7fffffffffffffff, 2)
  68         UDIV(26,0xffffffffffffffff, 0xffffffffffffffff, 1)
  69 #endif
  70
  71 #undef DIV
  72 #define DIV(N, T, I0, I1, V)    FOP(N, T, div, I0, I1, V)
  73         DIV(0, _f,      -0.5,       0.5,        -1.0)
  74         DIV(1, _f,       1.25,      0.5,         2.5)
  75         DIV(0, _d,      -0.5,       0.5,        -1.0)
  76         DIV(1, _d,       1.25,      0.5,         2.5)
  77
  78         prepare
  79                 pushargi ok
  80                 ellipsis
  81         finishi @printf
  82         ret
  83         epilog