gcc/gcc/testsuite/gcc.dg/vect/vect-reduc-or_2.c

35 lines
635 B
C

/* { dg-require-effective-target whole_vector_shift } */
/* Write a reduction loop to be reduced using vector shifts and folded. */
#include "tree-vect.h"
extern void abort(void);
int
main (unsigned char argc, char **argv)
{
unsigned char in[16] __attribute__((aligned(16)));
unsigned char i = 0;
unsigned char sum = 1;
check_vect ();
for (i = 0; i < 16; i++)
in[i] = (i + i + 1) & 0xfd;
for (i = 0; i < 16; i++)
sum |= in[i];
if (sum != 29)
{
__builtin_printf("Failed %d\n", sum);
abort();
}
return 0;
}
/* { dg-final { scan-tree-dump "Reduce using vector shifts" "vect" } } */