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#include <stdio.h>
#include <emmintrin.h>
typedef union
{
__m128i x;
char a[16];
} union128i_b;
typedef union
{
__m128i x;
short a[8];
} union128i_w;
typedef union
{
__m128i x;
int a[4];
} union128i_d;
typedef union
{
__m128i x;
long long a[2];
} union128i_q;
typedef union
{
__m128 x;
float a[4];
} union128;
typedef union
{
__m128d x;
double a[2];
} union128d;
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(A) (sizeof (A) / sizeof ((A)[0]))
#endif
#ifdef DEBUG
#define PRINTF printf
#else
#define PRINTF(...)
#endif
#define CHECK_EXP(UINON_TYPE, VALUE_TYPE, FMT) \
static int \
__attribute__((noinline, unused)) \
check_##UINON_TYPE (UINON_TYPE u, const VALUE_TYPE *v) \
{ \
int i; \
int err = 0; \
\
for (i = 0; i < ARRAY_SIZE (u.a); i++) \
if (u.a[i] != v[i]) \
{ \
err++; \
PRINTF ("%i: " FMT " != " FMT "\n", \
i, v[i], u.a[i]); \
} \
return err; \
}
CHECK_EXP (union128i_b, char, "%d")
CHECK_EXP (union128i_w, short, "%d")
CHECK_EXP (union128i_d, int, "0x%x")
CHECK_EXP (union128i_q, long long, "0x%llx")
CHECK_EXP (union128, float, "%f")
CHECK_EXP (union128d, double, "%f")
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