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/* 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-*-* } && 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 "prefetchw" } } */
/* { dg-final { scan-assembler "prefetchnta" } } */
/* { dg-final { scan-assembler "prefetcht" } } */
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