FreeBSD/Linux Kernel Cross Reference
sys/arch/amd64/include/_types.h

     /*      $OpenBSD: _types.h,v 1.18 2022/11/08 17:34:13 cheloha Exp $     */
     
     /*-
      * Copyright (c) 1990, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)types.h     8.3 (Berkeley) 1/5/94
     *      @(#)ansi.h      8.2 (Berkeley) 1/4/94
     */
    
    #ifndef _MACHINE__TYPES_H_
    #define _MACHINE__TYPES_H_
    
    #define __HAVE_CLOCKINTR
    
    /*
     * _ALIGN(p) rounds p (pointer or byte index) up to a correctly-aligned
     * value for all data types (int, long, ...).   The result is an
     * unsigned long and must be cast to any desired pointer type.
     *
     * _ALIGNED_POINTER is a boolean macro that checks whether an address
     * is valid to fetch data elements of type t from on this architecture.
     * This does not reflect the optimal alignment, just the possibility
     * (within reasonable limits). 
     */
    #define _ALIGNBYTES             (sizeof(long) - 1)
    #define _STACKALIGNBYTES        15
    #define _ALIGN(p)               (((unsigned long)(p) + _ALIGNBYTES) &~_ALIGNBYTES)
    #define _ALIGNED_POINTER(p,t)   1
    #define _MAX_PAGE_SHIFT         12      /* same as PAGE_SHIFT */
    
    #if defined(_KERNEL)
    typedef struct label_t {
            long val[8];
    } label_t;
    #endif
    
    /* 7.18.1.1 Exact-width integer types */
    typedef signed char             __int8_t;
    typedef unsigned char           __uint8_t;
    typedef short                   __int16_t;
    typedef unsigned short          __uint16_t;
    typedef int                     __int32_t;
    typedef unsigned int            __uint32_t;
    typedef long long               __int64_t;
    typedef unsigned long long      __uint64_t;
    
    /* 7.18.1.2 Minimum-width integer types */
    typedef __int8_t                __int_least8_t;
    typedef __uint8_t               __uint_least8_t;
    typedef __int16_t               __int_least16_t;
    typedef __uint16_t              __uint_least16_t;
    typedef __int32_t               __int_least32_t;
    typedef __uint32_t              __uint_least32_t;
    typedef __int64_t               __int_least64_t;
    typedef __uint64_t              __uint_least64_t;
    
    /* 7.18.1.3 Fastest minimum-width integer types */
    typedef __int32_t               __int_fast8_t;
    typedef __uint32_t              __uint_fast8_t;
    typedef __int32_t               __int_fast16_t;
    typedef __uint32_t              __uint_fast16_t;
    typedef __int32_t               __int_fast32_t;
    typedef __uint32_t              __uint_fast32_t;
    typedef __int64_t               __int_fast64_t;
    typedef __uint64_t              __uint_fast64_t;
    #define __INT_FAST8_MIN         INT32_MIN
    #define __INT_FAST16_MIN        INT32_MIN
    #define __INT_FAST32_MIN        INT32_MIN
    #define __INT_FAST64_MIN        INT64_MIN
    #define __INT_FAST8_MAX         INT32_MAX
    #define __INT_FAST16_MAX        INT32_MAX
    #define __INT_FAST32_MAX        INT32_MAX
    #define __INT_FAST64_MAX        INT64_MAX
    #define __UINT_FAST8_MAX        UINT32_MAX
   #define __UINT_FAST16_MAX       UINT32_MAX
   #define __UINT_FAST32_MAX       UINT32_MAX
   #define __UINT_FAST64_MAX       UINT64_MAX
   
   /* 7.18.1.4 Integer types capable of holding object pointers */
   typedef long                    __intptr_t;
   typedef unsigned long           __uintptr_t;
   
   /* 7.18.1.5 Greatest-width integer types */
   typedef __int64_t               __intmax_t;
   typedef __uint64_t              __uintmax_t;
   
   /* Register size */
   typedef long                    __register_t;
   
   /* VM system types */
   typedef unsigned long           __vaddr_t;
   typedef unsigned long           __paddr_t;
   typedef unsigned long           __vsize_t;
   typedef unsigned long           __psize_t;
   
   /* Standard system types */
   typedef double                  __double_t;
   typedef float                   __float_t;
   typedef long                    __ptrdiff_t;
   typedef unsigned long           __size_t;
   typedef long                    __ssize_t;
   #if defined(__GNUC__) && __GNUC__ >= 3
   typedef __builtin_va_list       __va_list;
   #else
   typedef char *                  __va_list;
   #endif
   
   /* Wide character support types */
   #ifndef __cplusplus
   typedef int                     __wchar_t;
   #endif
   typedef int                     __wint_t;
   typedef int                     __rune_t;
   typedef void *                  __wctrans_t;
   typedef void *                  __wctype_t;
   
   #endif  /* _MACHINE__TYPES_H_ */

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