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#include <immintrin.h>
#include "m128-check.h"
 
#ifndef max
#define max(a, b) (((a) > (b)) ? (a):(b))
#endif
#ifndef min
#define min(a, b) (((a) < (b)) ? (a):(b))
#endif
 
typedef union
{
  __m256i x;
  char a[32];
} union256i_b;
 
typedef union
{
  __m256i x;
  short a[16];
} union256i_w;
 
typedef union
{
  __m256i x;
  int a[8];
} union256i_d;
 
typedef union
{
  __m256i x;
  long long a[4];
} union256i_q;
 
typedef union
{
  __m256 x;
  float a[8];
} union256;
 
typedef union
{
  __m256d x;
  double a[4];
} union256d;
 
CHECK_EXP (union256i_b, char, "%d")
CHECK_EXP (union256i_w, short, "%d")
CHECK_EXP (union256i_d, int, "0x%x")
CHECK_EXP (union256i_q, long long, "0x%llx")
CHECK_EXP (union256, float, "%f")
CHECK_EXP (union256d, double, "%f")
 
#define CHECK_FP_EXP(UINON_TYPE, VALUE_TYPE, ESP, FMT)		\
static int							\
__attribute__((noinline, unused))				\
check_fp_##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] + (ESP)) || u.a[i] < (v[i] - (ESP)))	\
      {								\
	err++;							\
	PRINTF ("%i: " FMT " != " FMT "\n",			\
		i, v[i], u.a[i]);				\
      }								\
  return err;							\
}
 
CHECK_FP_EXP (union256, float, ESP_FLOAT, "%f")
CHECK_FP_EXP (union256d, double, ESP_DOUBLE, "%f")