compiler-rt/test/builtins/Unit/fixsfsivfp_test.c

   1 // RUN: %clang_builtins %s %librt -o %t && %run %t
   2 // REQUIRES: librt_has_fixsfsivfp
   3
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <math.h>
   7
   8
   9 extern int __fixsfsivfp(float a);
  10
  11 #if defined(__arm__) && defined(__ARM_FP) && (__ARM_FP & 0x4)
  12 int test__fixsfsivfp(float a)
  13 {
  14         int actual = __fixsfsivfp(a);
  15         int expected = a;
  16     if (actual != expected)
  17         printf("error in test__fixsfsivfp(%f) = %u, expected %u\n",
  18                a, actual, expected);
  19     return actual != expected;
  20 }
  21 #endif
  22
  23 int main()
  24 {
  25 #if defined(__arm__) && defined(__ARM_FP) && (__ARM_FP & 0x4)
  26     if (test__fixsfsivfp(0.0))
  27         return 1;
  28     if (test__fixsfsivfp(1.0))
  29         return 1;
  30     if (test__fixsfsivfp(-1.0))
  31         return 1;
  32     if (test__fixsfsivfp(2147483647.0))
  33         return 1;
  34     if (test__fixsfsivfp(-2147483648.0))
  35         return 1;
  36     if (test__fixsfsivfp(65536.0))
  37         return 1;
  38 #else
  39     printf("skipped\n");
  40 #endif
  41     return 0;
  42 }