Viewing file:  slp_perm_5.c (1.15 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2 -ftree-vectorize" } */
#include <stdint.h>
void
f (uint8_t *restrict a, uint8_t *restrict b,
uint8_t *restrict c, uint8_t *restrict d)
{
for (int i = 0; i < 100; ++i)
{
a[i * 8] = c[i * 8] + d[i * 8];
a[i * 8 + 1] = c[i * 8] + d[i * 8 + 1];
a[i * 8 + 2] = c[i * 8 + 2] + d[i * 8 + 2];
a[i * 8 + 3] = c[i * 8 + 2] + d[i * 8 + 3];
a[i * 8 + 4] = c[i * 8 + 4] + d[i * 8 + 4];
a[i * 8 + 5] = c[i * 8 + 4] + d[i * 8 + 5];
a[i * 8 + 6] = c[i * 8 + 6] + d[i * 8 + 6];
a[i * 8 + 7] = c[i * 8 + 6] + d[i * 8 + 7];
b[i * 8] = c[i * 8 + 1] + d[i * 8];
b[i * 8 + 1] = c[i * 8 + 1] + d[i * 8 + 1];
b[i * 8 + 2] = c[i * 8 + 3] + d[i * 8 + 2];
b[i * 8 + 3] = c[i * 8 + 3] + d[i * 8 + 3];
b[i * 8 + 4] = c[i * 8 + 5] + d[i * 8 + 4];
b[i * 8 + 5] = c[i * 8 + 5] + d[i * 8 + 5];
b[i * 8 + 6] = c[i * 8 + 7] + d[i * 8 + 6];
b[i * 8 + 7] = c[i * 8 + 7] + d[i * 8 + 7];
}
}
/* { dg-final { scan-assembler {\ttrn1\tz[0-9]+\.b, z[0-9]+\.b, z[0-9]+\.b\n} } } */
/* { dg-final { scan-assembler {\ttrn2\tz[0-9]+\.b, z[0-9]+\.b, z[0-9]+\.b\n} } } */
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