Subversion Repositories openrisc

/* Test that the correct data prefetch instructions are generated for i386
   variants that use SSE prefetch instructions.  */
 
/* { dg-do compile { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
 
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 "prefetchnta" } } */
/* { dg-final { scan-assembler "prefetcht0" } } */
/* { dg-final { scan-assembler "prefetcht1" } } */
/* { dg-final { scan-assembler "prefetcht2" } } */
/* { dg-final { scan-assembler-not "prefetchw" } } */