fr550-builtins-1.c
来自「用于进行gcc测试」· C语言 代码 · 共 43 行
C
43 行
/* Test prefetch support. *//* { dg-do run } */extern void abort (void);extern void exit (int);unsigned char global[64];voidfoo (unsigned int *x, int n){ unsigned short local[16]; __data_prefetch0 (x); __data_prefetch0 (&x[8]); __data_prefetch0 (&x[n]); __data_prefetch0 (local); __data_prefetch0 (&local[16]); __data_prefetch0 (&local[n]); __data_prefetch0 (global); __data_prefetch0 (&global[32]); __data_prefetch0 (&global[n]);#if __FRV_VLIW__ > 1 __data_prefetch (x); __data_prefetch (&x[8]); __data_prefetch (&x[n]); __data_prefetch (local); __data_prefetch (&local[16]); __data_prefetch (&local[n]); __data_prefetch (global); __data_prefetch (&global[32]); __data_prefetch (&global[n]);#endif}int main (){ unsigned int i[16]; foo (i, 2); exit (0);}
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