gcc/testsuite/gcc.target/i386/sse-20.c

   1 /* PR target/13685 */
   2 /* { dg-options "-Os -msse" } */
   3
   4 typedef float __m128 __attribute__ ((vector_size (16)));
   5 typedef int __m64 __attribute__ ((vector_size (8)));
   6
   7 int puts (const char *s);
   8 void foo (__m128 *, __m64 *, int);
   9
  10 int main (void)
  11 {
  12   foo (0, 0, 0);
  13   return 0;
  14 }
  15
  16 void foo (__m128 *dst, __m64 *src, int n)
  17 {
  18   __m128 xmm0 = { 0 };
  19   while (n > 64)
  20     {
  21       puts ("");
  22       xmm0 = __builtin_ia32_cvtpi2ps (xmm0, *src);
  23       *dst = xmm0;
  24       n --;
  25     }
  26 }