Viewing file:  sse2-packsswb-1.c (1.83 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-O3 -mpower8-vector -Wno-psabi" } */
/* { dg-require-effective-target p8vector_hw } */
#ifndef CHECK_H
#define CHECK_H "sse2-check.h"
#endif
#include CHECK_H
#ifndef TEST
#define TEST sse2_test_packsswb_1
#endif
#include <emmintrin.h>
static __m128i
__attribute__((noinline, unused))
test (__m128i s1, __m128i s2)
{
__asm("" : "+v"(s1), "+v"(s2));
return _mm_packs_epi16 (s1, s2);
}
static void
TEST (void)
{
union128i_w s1, s2;
union128i_b u;
char e[16];
int i;
s1.x = _mm_set_epi16 (2134, -128, 1234, 6354, 1002, 3004, 4050, 9999);
s2.x = _mm_set_epi16 (41124, 234, 2344, 2354, 607, 1, 2, -8009);
u.x = test (s1.x, s2.x);
for (i = 0; i < 8; i++)
{
if (s1.a[i] > 127)
e[i] = 127;
else if (s1.a[i] < -128)
e[i] = -128;
else
e[i] = s1.a[i];
}
for (i = 0; i < 8; i++)
{
if (s2.a[i] > 127)
e[i+8] = 127;
else if (s2.a[i] < -128)
e[i+8] = -128;
else
e[i+8] = s2.a[i];
}
if (check_union128i_b (u, e))
{
#if DEBUG
printf ("sse2_test_packsswb_1; check_union128i_w failed\n");
printf ("\t ([%x,%x,%x,%x, %x,%x,%x,%x], [%x,%x,%x,%x, %x,%x,%x,%x])\n",
s1.a[0], s1.a[1], s1.a[2], s1.a[3], s1.a[4], s1.a[5], s1.a[6],
s1.a[7], s2.a[0], s2.a[1], s2.a[2], s2.a[3], s2.a[4], s2.a[5],
s2.a[6], s2.a[7]);
printf ("\t\t -> [%x,%x,%x,%x, %x,%x,%x,%x, %x,%x,%x,%x, %x,%x,%x,%x]\n",
u.a[0], u.a[1], u.a[2], u.a[3], u.a[4], u.a[5], u.a[6], u.a[7],
u.a[8], u.a[9], u.a[10], u.a[11], u.a[12], u.a[13], u.a[14],
u.a[15]);
printf ("\t expect [%x,%x,%x,%x, %x,%x,%x,%x,"
" %x,%x,%x,%x, %x,%x,%x,%x]\n",
e[0], e[1], e[2], e[3], e[4], e[5], e[6], e[7], e[8], e[9],
e[10], e[11], e[12], e[13], e[14], e[15]);
#endif
abort ();
}
}
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