freebsd-dev/contrib/gcc/hwint.h
David E. O'Brien 1952e2e1c1 Enlist the FreeBSD-CURRENT users as testers of what is to become Gcc 3.1.0.
These bits are taken from the FSF anoncvs repo on 1-Feb-2002 08:20 PST.
2002-02-01 18:16:02 +00:00

154 lines
4.6 KiB
C

/* HOST_WIDE_INT definitions for the GNU compiler.
Copyright (C) 1998 Free Software Foundation, Inc.
This file is part of GCC.
Provide definitions for macros which depend on HOST_BITS_PER_INT
and HOST_BITS_PER_LONG. */
#ifndef GCC_HWINT_H
#define GCC_HWINT_H
/* This describes the machine the compiler is hosted on. */
#define HOST_BITS_PER_CHAR CHAR_BIT
#define HOST_BITS_PER_SHORT (CHAR_BIT * SIZEOF_SHORT)
#define HOST_BITS_PER_INT (CHAR_BIT * SIZEOF_INT)
#define HOST_BITS_PER_LONG (CHAR_BIT * SIZEOF_LONG)
#ifdef HAVE_LONG_LONG
# define HOST_BITS_PER_LONGLONG (CHAR_BIT * SIZEOF_LONG_LONG)
#else
#ifdef HAVE__INT64
# define HOST_BITS_PER_LONGLONG (CHAR_BIT * SIZEOF___INT64)
#else
/* If we're here and we're GCC, assume this is stage 2+ of a bootstrap
and 'long long' has the width of the *target*'s long long. */
# if GCC_VERSION > 3000
# define HOST_BITS_PER_LONGLONG LONG_LONG_TYPE_SIZE
# endif /* gcc */
#endif
#endif /* no long long */
/* Find the largest host integer type and set its size and type. */
/* Use long long on the host if the target has a wider long type than
the host. */
#if ! defined HOST_BITS_PER_WIDE_INT \
&& defined HOST_BITS_PER_LONGLONG \
&& (HOST_BITS_PER_LONGLONG > HOST_BITS_PER_LONG) \
&& (defined (LONG_LONG_MAX) || defined (LONGLONG_MAX) \
|| defined (LLONG_MAX) || defined (__GNUC__))
# ifdef MAX_LONG_TYPE_SIZE
# if MAX_LONG_TYPE_SIZE > HOST_BITS_PER_LONG
# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
# define HOST_WIDE_INT long long
# endif
# else
# if LONG_TYPE_SIZE > HOST_BITS_PER_LONG
# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
# define HOST_WIDE_INT long long
# endif
# endif
#endif
#ifndef HOST_BITS_PER_WIDE_INT
# if HOST_BITS_PER_LONG > HOST_BITS_PER_INT
# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONG
# define HOST_WIDE_INT long
# else
# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_INT
# define HOST_WIDE_INT int
# endif
#endif /* ! HOST_BITS_PER_WIDE_INT */
/* Provide defaults for the way to print a HOST_WIDE_INT
in various manners. */
#ifndef HOST_WIDE_INT_PRINT_DEC
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
# define HOST_WIDE_INT_PRINT_DEC "%d"
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
# define HOST_WIDE_INT_PRINT_DEC "%ld"
# else
# define HOST_WIDE_INT_PRINT_DEC "%lld"
# endif
# endif
#endif /* ! HOST_WIDE_INT_PRINT_DEC */
#ifndef HOST_WIDE_INT_PRINT_UNSIGNED
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
# define HOST_WIDE_INT_PRINT_UNSIGNED "%u"
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
# define HOST_WIDE_INT_PRINT_UNSIGNED "%lu"
# else
# define HOST_WIDE_INT_PRINT_UNSIGNED "%llu"
# endif
# endif
#endif /* ! HOST_WIDE_INT_PRINT_UNSIGNED */
#ifndef HOST_WIDE_INT_PRINT_HEX
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
# define HOST_WIDE_INT_PRINT_HEX "0x%x"
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
# define HOST_WIDE_INT_PRINT_HEX "0x%lx"
# else
# define HOST_WIDE_INT_PRINT_HEX "0x%llx"
# endif
# endif
#endif /* ! HOST_WIDE_INT_PRINT_HEX */
#ifndef HOST_WIDE_INT_PRINT_DOUBLE_HEX
# if HOST_BITS_PER_WIDE_INT == 64
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%x%016x"
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%lx%016lx"
# else
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%llx%016llx"
# endif
# endif
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%x%08x"
# else
# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%lx%08lx"
# else
# define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%llx%08llx"
# endif
# endif
# endif
#endif /* ! HOST_WIDE_INT_PRINT_DOUBLE_HEX */
/* Find HOST_WIDEST_INT and set its bit size, type and print macros.
It will be the largest integer mode supported by the host which may
(or may not) be larger than HOST_WIDE_INT. */
#ifndef HOST_WIDEST_INT
#if defined HOST_BITS_PER_LONGLONG \
&& HOST_BITS_PER_LONGLONG > HOST_BITS_PER_LONG
# define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONGLONG
# define HOST_WIDEST_INT long long
# define HOST_WIDEST_INT_PRINT_DEC "%lld"
# define HOST_WIDEST_INT_PRINT_UNSIGNED "%llu"
# define HOST_WIDEST_INT_PRINT_HEX "0x%llx"
# else
# define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONG
# define HOST_WIDEST_INT long
# define HOST_WIDEST_INT_PRINT_DEC "%ld"
# define HOST_WIDEST_INT_PRINT_UNSIGNED "%lu"
# define HOST_WIDEST_INT_PRINT_HEX "0x%lx"
# endif /* long long wider than long */
#endif /* ! HOST_WIDEST_INT */
#endif /* ! GCC_HWINT_H */