Subversion Repositories openrisc

/* Test that the correct data prefetch instructions are generated for i386
   variants that use 3DNow! prefetchw or SSE prefetch instructions with
   locality hints.  */
 
/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
/* { dg-require-effective-target ilp32 } */
 
extern void exit (int);
 
char *msg = "howdy there";
 
void foo (char *p)
{
  __builtin_prefetch (p, 0, 0);
  __builtin_prefetch (p, 0, 1);
  __builtin_prefetch (p, 0, 2);
  __builtin_prefetch (p, 0, 3);
  __builtin_prefetch (p, 1, 0);
  __builtin_prefetch (p, 1, 1);
  __builtin_prefetch (p, 1, 2);
  __builtin_prefetch (p, 1, 3);
}
 
int main ()
{
  foo (msg);
  exit (0);
}
 
/* { dg-final { scan-assembler "prefetchw" } } */
/* { dg-final { scan-assembler "prefetchnta" } } */
/* { dg-final { scan-assembler "prefetcht" } } */