LXR qemu/tests/tcg/alpha/test-cond.c

   1#include <unistd.h>
   2
   3#ifdef TEST_CMOV
   4
   5#define TEST_COND(N)                            \
   6int 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)                            \
  18int 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
  31TEST_COND(eq)
  32TEST_COND(ne)
  33TEST_COND(ge)
  34TEST_COND(gt)
  35TEST_COND(lbc)
  36TEST_COND(lbs)
  37TEST_COND(le)
  38TEST_COND(lt)
  39
  40static 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
  77int 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}
  89