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83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/* machine description file for Iris-4D machines. Use with s/irix*.h.
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Copyright (C) 1987, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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2008, 2009 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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GNU Emacs is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#define WORDS_BIG_ENDIAN
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/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
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* group of arguments and treat it as an array of the arguments. */
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#define NO_ARG_ARRAY
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/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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the bit field into an int. In other words, if bit fields
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are always unsigned.
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This flag only matters if you use USE_LISP_UNION_TYPE. */
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#define EXPLICIT_SIGN_EXTEND
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/* This machine requires completely different unexec code
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which lives in a separate file. Specify the file name. */
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#undef UNEXEC
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#define UNEXEC unexelf.o
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#define TEXT_START 0x400000
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/*
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* DATA_SEG_BITS forces extra bits to be or'd in with any pointers which
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* were stored in a Lisp_Object (as Emacs uses fewer than 32 bits for
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* the value field of a LISP_OBJECT).
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*/
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#define DATA_START 0x10000000
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#define DATA_SEG_BITS 0x10000000
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#undef LIBS_MACHINE
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#define LIBS_MACHINE
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#define LIBS_DEBUG
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/* Use terminfo instead of termcap. */
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#define TERMINFO
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/* Letter to use in finding device name of first pty,
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if system supports pty's. 'a' means it is /dev/ptya0 */
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#undef FIRST_PTY_LETTER
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#define FIRST_PTY_LETTER 'q'
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#if _MIPS_SZLONG != 64
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/* fixme: should there be 64-bit definitions? (The ones below aren't OK.) */
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/* The standard definitions of these macros would work ok,
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but these are faster because the constants are short. */
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#define XUINT(a) (((unsigned)(a) << BITS_PER_INT-VALBITS) >> BITS_PER_INT-VALBITS)
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#define XSET(var, type, ptr) \
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((var) = ((int)(type) << VALBITS) + (((unsigned) (ptr) << BITS_PER_INT-VALBITS) >> BITS_PER_INT-VALBITS))
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#endif /* _LP64 */
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/* arch-tag: fff5e139-9ae0-465d-afec-837c41ea0aa6
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(do not change this comment) */
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