gcc/testsuite/gcc.target/i386/float128-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -msse2" } */
   3 /* { dg-require-effective-target sse2 } */
   4
   5 #include "sse2-check.h"
   6
   7 extern void abort (void);
   8
   9 typedef _Complex float __attribute__((mode(TC))) _Complex128;
  10
  11 _Complex128 __attribute__ ((noinline))
  12 foo (_Complex128 x, _Complex128 y)
  13 {
  14   return x * y;
  15 }
  16
  17 static void
  18 sse2_test (void)
  19 {
  20   _Complex128 a = 1.3q + 3.4qi, b = 5.6q + 7.8qi, c;
  21
  22   c = foo (a, b);
  23   if (__real__(c) == 0.0q || __imag__ (c) == 0.0q)
  24     abort ();
  25 }