gcc/testsuite/gcc.target/powerpc/ppc-fma-5.c

   1 /* { dg-do run { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_fprs } */
   4 /* { dg-options "-O2 -mdejagnu-cpu=power5 -std=c99" } */
   5
   6 #ifndef __FP_FAST_FMA
   7 #error "__FP_FAST_FMA should be defined"
   8 #endif
   9
  10 #ifndef __FP_FAST_FMAF
  11 #error "__FP_FAST_FMAF should be defined"
  12 #endif
  13
  14 double d_a = 2.0,  d_b = 3.0,  d_c = 4.0;
  15 float  f_a = 2.0f, f_b = 3.0f, f_c = 4.0f;
  16
  17 int
  18 main (void)
  19 {
  20   if (__builtin_fma (d_a, d_b, d_c) != (2.0 * 3.0) + 4.0)
  21     __builtin_abort ();
  22
  23   if (__builtin_fmaf (f_a, f_b, f_c) != (2.0f * 3.0f) + 4.0f)
  24     __builtin_abort ();
  25
  26   return 0;
  27 }