gcc-4.4.3/gcc/testsuite/gcc.target/i386/sse4_1-pmovzxbq.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

/* { dg-do run } */
/* { dg-require-effective-target sse4 } */
/* { dg-options "-O2 -msse4.1" } */

#ifndef CHECK_H
#define CHECK_H "sse4_1-check.h"
#endif

#ifndef TEST
#define TEST sse4_1_test
#endif

#include CHECK_H

#include <smmintrin.h>

#define NUM 128

static void
TEST (void)
{
  union
    {
      __m128i x[NUM / 2];
      unsigned long long ll[NUM];
      unsigned char c[NUM * 8];
    } dst, src;
  int i;

  for (i = 0; i < NUM; i++)
    {
      src.c[(i % 2) + (i / 2) * 16] = i * i;
      if ((i % 2))
	src.c[(i % 2) + (i / 2) * 16] |= 0x80;
    }

  for (i = 0; i < NUM; i += 2)
    dst.x [i / 2] = _mm_cvtepu8_epi64 (src.x [i / 2]);

  for (i = 0; i < NUM; i++)
    if (src.c[(i % 2) + (i / 2) * 16] != dst.ll[i])
      abort ();
}