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/**
University of Illinois/NCSA
Open Source License

Copyright (c) 2009-2014 by the contributors listed in CREDITS.TXT

All rights reserved.

Developed by:

    LLVM Team

    University of Illinois at Urbana-Champaign

    http://llvm.org

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal with
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimers.

    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimers in the
      documentation and/or other materials provided with the distribution.

    * Neither the names of the LLVM Team, University of Illinois at
      Urbana-Champaign, nor the names of its contributors may be used to
      endorse or promote products derived from this Software without specific
      prior written permission.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
SOFTWARE.
**/

#ifndef INT_TYPES_H
#define INT_TYPES_H

#include "int_endianness.h"

typedef      int si_int;
typedef unsigned su_int;

typedef          long long di_int;
typedef unsigned long long du_int;

typedef union
{
    di_int all;
    struct
    {
#if _YUGA_LITTLE_ENDIAN
        su_int low;
        si_int high;
#else
        si_int high;
        su_int low;
#endif /* _YUGA_LITTLE_ENDIAN */
    }s;
} dwords;

typedef union
{
    du_int all;
    struct
    {
#if _YUGA_LITTLE_ENDIAN
        su_int low;
        su_int high;
#else
        su_int high;
        su_int low;
#endif /* _YUGA_LITTLE_ENDIAN */
    }s;
} udwords;

#if __LP64__
#define CRT_HAS_128BIT
#endif

#ifdef CRT_HAS_128BIT
typedef int      ti_int __attribute__ ((mode (TI)));
typedef unsigned tu_int __attribute__ ((mode (TI)));

typedef union
{
    ti_int all;
    struct
    {
#if _YUGA_LITTLE_ENDIAN
        du_int low;
        di_int high;
#else
        di_int high;
        du_int low;
#endif /* _YUGA_LITTLE_ENDIAN */
    }s;
} twords;

typedef union
{
    tu_int all;
    struct
    {
#if _YUGA_LITTLE_ENDIAN
        du_int low;
        du_int high;
#else
        du_int high;
        du_int low;
#endif /* _YUGA_LITTLE_ENDIAN */
    }s;
} utwords;

static inline ti_int make_ti(di_int h, di_int l) {
    twords r;
    r.s.high = h;
    r.s.low = l;
    return r.all;
}

static inline tu_int make_tu(du_int h, du_int l) {
    utwords r;
    r.s.high = h;
    r.s.low = l;
    return r.all;
}

#endif /* CRT_HAS_128BIT */

typedef union
{
    su_int u;
    float f;
} float_bits;

typedef union
{
    udwords u;
    double  f;
} double_bits;

typedef struct
{
#if _YUGA_LITTLE_ENDIAN
    udwords low;
    udwords high;
#else
    udwords high;
    udwords low;
#endif /* _YUGA_LITTLE_ENDIAN */
} uqwords;

typedef union
{
    uqwords     u;
    long double f;
} long_double_bits;

#endif /* INT_TYPES_H */