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ia64.h
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ia64.h
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/* machine description file for the IA-64 architecture.
Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
Contributed by David Mosberger <davidm@hpl.hp.com>
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define BITS_PER_LONG 64
#define BITS_PER_EMACS_INT 64
/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
is the most significant byte. */
#undef WORDS_BIG_ENDIAN
/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
group of arguments and treat it as an array of the arguments. */
#define NO_ARG_ARRAY
/* Define WORD_MACHINE if addresses and such have
to be corrected before they can be used as byte counts. */
/* #define WORD_MACHINE */
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically:
Ones defined so far include vax, m68000, ns16000, pyramid,
orion, tahoe, APOLLO and many others */
/* __ia64__ defined automatically */
/* Use type EMACS_INT rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* Define the type to use. */
#define EMACS_INT long
#define EMACS_UINT unsigned long
#define SPECIAL_EMACS_INT
/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
the 24-bit bit field into an int. In other words, if bit fields
are always unsigned.
If you use NO_UNION_TYPE, this flag does not matter. */
#define EXPLICIT_SIGN_EXTEND
/* Data type of load average, as read out of kmem. */
#define LOAD_AVE_TYPE long
/* Convert that into an integer that is 100 for a load average of 1.0 */
#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
#if 0
#define CANNOT_DUMP
#endif
/* Define VIRT_ADDR_VARIES if the virtual addresses of
pure and impure space as loaded can vary, and even their
relative order cannot be relied on.
Otherwise Emacs assumes that text space precedes data space,
numerically. */
/* #define VIRT_ADDR_VARIES */
/* Define the following if GNU malloc and the relocating allocator do
not work together with X. */
/* #define SYSTEM_MALLOC */
/* Define NO_REMAP if memory segmentation makes it not work well
to change the boundary between the text section and data section
when Emacs is dumped. If you define this, the preloaded Lisp
code will not be sharable; but that's better than failing completely. */
/* #define NO_REMAP */
/* Some really obscure 4.2-based systems (like Sequent DYNIX) do not
support asynchronous I/O (using SIGIO) on sockets, even though it
works fine on tty's. If you have one of these systems, define the
following, and then use it in config.h (or elsewhere) to decide
when (not) to use SIGIO.
You'd think this would go in an operating-system description file,
but since it only occurs on some, but not all, BSD systems, the
reasonable place to select for it is in the machine description
file. */
/* #define NO_SOCK_SIGIO */
#ifdef __ELF__
#undef UNEXEC
#define UNEXEC unexelf.o
#endif
#define PNTR_COMPARISON_TYPE unsigned long
#ifndef NOT_C_CODE
#ifdef REL_ALLOC
#ifndef _MALLOC_INTERNAL
/* "char *" because ralloc.c defines it that way. gmalloc.c thinks it
is allowed to prototype these as "void *" so we don't prototype in
that case. You're right: it stinks! */
extern char *r_alloc (), *r_re_alloc ();
extern void r_alloc_free ();
#endif /* not _MALLOC_INTERNAL */
#endif /* REL_ALLOC */
#endif /* not NOT_C_CODE */
#define HAVE_TEXT_START
/* arch-tag: 9b8e9fb2-2e49-4c22-b68f-11a488e77c66
(do not change this comment) */