src/m/ia64.h

   1 /* machine description file for the IA-64 architecture.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   3                  2008, 2009  Free Software Foundation, Inc.
   4      Contributed by David Mosberger <davidm@hpl.hp.com>
   5
   6 This file is part of GNU Emacs.
   7
   8 GNU Emacs is free software: you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation, either version 3 of the License, or
  11 (at your option) any later version.
  12
  13 GNU Emacs is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #define BITS_PER_LONG           64
  22 #define BITS_PER_EMACS_INT      64
  23
  24 /* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
  25    is the most significant byte.  */
  26
  27 #undef WORDS_BIG_ENDIAN
  28
  29 /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
  30    group of arguments and treat it as an array of the arguments.  */
  31
  32 #define NO_ARG_ARRAY
  33
  34 /* Now define a symbol for the cpu type, if your compiler
  35    does not define it automatically.  */
  36
  37 /* __ia64__ defined automatically */
  38
  39
  40 /* Define the type to use.  */
  41 #define EMACS_INT               long
  42 #define EMACS_UINT              unsigned long
  43
  44 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
  45    the 24-bit bit field into an int.  In other words, if bit fields
  46    are always unsigned.
  47
  48    This flag only matters if you use USE_LISP_UNION_TYPE.  */
  49
  50 #define EXPLICIT_SIGN_EXTEND
  51
  52 /* Data type of load average, as read out of kmem.  */
  53
  54 #define LOAD_AVE_TYPE           long
  55
  56 /* Convert that into an integer that is 100 for a load average of 1.0  */
  57
  58 #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
  59
  60 #ifdef __ELF__
  61 #undef UNEXEC
  62 #define UNEXEC unexelf.o
  63 #endif
  64
  65 #ifndef NOT_C_CODE
  66
  67 #ifdef REL_ALLOC
  68 #ifndef _MALLOC_INTERNAL
  69 /* "char *" because ralloc.c defines it that way.  gmalloc.c thinks it
  70    is allowed to prototype these as "void *" so we don't prototype in
  71    that case.  You're right: it stinks!  */
  72 extern char *r_alloc (), *r_re_alloc ();
  73 extern void r_alloc_free ();
  74 #endif /* not _MALLOC_INTERNAL */
  75 #endif /* REL_ALLOC */
  76
  77 #endif /* not NOT_C_CODE */
  78
  79 #define HAVE_TEXT_START
  80
  81 /* arch-tag: 9b8e9fb2-2e49-4c22-b68f-11a488e77c66
  82    (do not change this comment) */