tests/tcg/alpha/test-cond.c

   1 #include <unistd.h>
   2
   3 #ifdef TEST_CMOV
   4
   5 #define TEST_COND(N)                            \
   6 int test_##N (long a)                           \
   7 {                                               \
   8   int res = 1;                                  \
   9                                                 \
  10   asm ("cmov"#N" %1,$31,%0"                     \
  11        : "+r" (res) : "r" (a));                 \
  12   return !res;                                  \
  13 }
  14
  15 #else
  16
  17 #define TEST_COND(N)                            \
  18 int test_##N (long a)                           \
  19 {                                               \
  20   int res = 1;                                  \
  21                                                 \
  22   asm ("b"#N" %1,1f\n\t"                        \
  23        "addq $31,$31,%0\n\t"                    \
  24        "1: unop\n"                              \
  25        : "+r" (res) : "r" (a));                 \
  26   return res;                                   \
  27 }
  28
  29 #endif
  30
  31 TEST_COND(eq)
  32 TEST_COND(ne)
  33 TEST_COND(ge)
  34 TEST_COND(gt)
  35 TEST_COND(lbc)
  36 TEST_COND(lbs)
  37 TEST_COND(le)
  38 TEST_COND(lt)
  39
  40 static struct {
  41   int (*func)(long);
  42   long v;
  43   int r;
  44 } vectors[] =
  45   {
  46     {test_eq, 0, 1},
  47     {test_eq, 1, 0},
  48
  49     {test_ne, 0, 0},
  50     {test_ne, 1, 1},
  51
  52     {test_ge, 0, 1},
  53     {test_ge, 1, 1},
  54     {test_ge, -1, 0},
  55
  56     {test_gt, 0, 0},
  57     {test_gt, 1, 1},
  58     {test_gt, -1, 0},
  59
  60     {test_lbc, 0, 1},
  61     {test_lbc, 1, 0},
  62     {test_lbc, -1, 0},
  63
  64     {test_lbs, 0, 0},
  65     {test_lbs, 1, 1},
  66     {test_lbs, -1, 1},
  67
  68     {test_le, 0, 1},
  69     {test_le, 1, 0},
  70     {test_le, -1, 1},
  71
  72     {test_lt, 0, 0},
  73     {test_lt, 1, 0},
  74     {test_lt, -1, 1},
  75   };
  76
  77 int main (void)
  78 {
  79   int i;
  80
  81   for (i = 0; i < sizeof (vectors)/sizeof(vectors[0]); i++)
  82     if ((*vectors[i].func)(vectors[i].v) != vectors[i].r) {
  83       write(1, "Failed\n", 7);
  84       return 1;
  85     }
  86   write(1, "OK\n", 3);
  87   return 0;
  88 }