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/* { dg-do compile { target le } } */
/* { dg-options "-mdejagnu-cpu=power8 -mvsx -O3" } */
/* { dg-require-effective-target powerpc_vsx } */
/* { dg-final { scan-assembler "lxvd2x" } } */
/* { dg-final { scan-assembler "stxvd2x" } } */
/* { dg-final { scan-assembler-not "xxpermdi" } } */
void abort ();
#define N 4096
signed char ca[N] __attribute__((aligned(16)));
signed char cb[N] __attribute__((aligned(16)));
signed char cc[N] __attribute__((aligned(16)));
__attribute__((noinline)) void foo ()
{
int i;
for (i = 0; i < N; i++) {
ca[i] = cb[i] - cc[i];
}
}
__attribute__((noinline)) void init ()
{
int i, ii;
for (i = 0, ii = 0; i < N; ++i, ii = (ii + 1) % 128) {
cb[i] = ii - 128;
cc[i] = ii/2 - 64;
}
}
int main ()
{
int i, ii;
init ();
foo ();
for (i = 0; i < N; ++i) {
ii = i % 128;
if (ca[i] != ii - ii/2 - 64)
abort ();
}
return 0;
}
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