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Annotation of GNUtools/emacs/src/m-intel860.h, revision 1.1

1.1     ! root        1: /* m- file for intel 860.
        !             2:    Copyright (C) 1987 Free Software Foundation, Inc.
        !             3: 
        !             4: This file is part of GNU Emacs.
        !             5: 
        !             6: GNU Emacs is free software; you can redistribute it and/or modify
        !             7: it under the terms of the GNU General Public License as published by
        !             8: the Free Software Foundation; either version 1, or (at your option)
        !             9: any later version.
        !            10: 
        !            11: GNU Emacs is distributed in the hope that it will be useful,
        !            12: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            14: GNU General Public License for more details.
        !            15: 
        !            16: You should have received a copy of the GNU General Public License
        !            17: along with GNU Emacs; see the file COPYING.  If not, write to
        !            18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
        !            19: 
        !            20: 
        !            21: /* The following three symbols give information on
        !            22:  the size of various data types.  */
        !            23: 
        !            24: #define SHORTBITS 16           /* Number of bits in a short */
        !            25: 
        !            26: #define INTBITS 32             /* Number of bits in an int */
        !            27: 
        !            28: #define LONGBITS 32            /* Number of bits in a long */
        !            29: 
        !            30: /* i860 is not big-endian: lowest numbered byte is least significant. */
        !            31: 
        !            32: /* #undef BIG_ENDIAN */
        !            33: 
        !            34: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
        !            35:  * group of arguments and treat it as an array of the arguments.  */
        !            36: 
        !            37: #define NO_ARG_ARRAY
        !            38: 
        !            39: /* Define WORD_MACHINE if addresses and such have
        !            40:  * to be corrected before they can be used as byte counts.  */
        !            41: 
        !            42: /* #define WORD_MACHINE */
        !            43: 
        !            44: /* Define how to take a char and sign-extend into an int.
        !            45:    On machines where char is signed, this is a no-op.  */
        !            46: 
        !            47: #define SIGN_EXTEND_CHAR(c) (c)
        !            48: 
        !            49: /* Now define a symbol for the cpu type, if your compiler
        !            50:    does not define it automatically:
        !            51:    Ones defined so far include vax, m68000, ns16000, pyramid,
        !            52:    orion, tahoe, APOLLO and many others */
        !            53: 
        !            54: #define INTEL860
        !            55: 
        !            56: #undef DATA_SEG_BITS
        !            57: 
        !            58: /* Use type int rather than a union, to represent Lisp_Object */
        !            59: 
        !            60: #define NO_UNION_TYPE
        !            61: 
        !            62: /* crt0.c, if it is used, should use the i386-bsd style of entry.
        !            63:    with no extra dummy args.  On USG and XENIX,
        !            64:    NO_REMAP says this isn't used. */
        !            65: 
        !            66: #define CRT0_DUMMIES bogus_fp,
        !            67: 
        !            68: /* crt0.c should define a symbol `start' and do .globl with a dot.  */
        !            69: 
        !            70: #define DOT_GLOBAL_START
        !            71: 
        !            72: /* These things for load average are right for USG V.4.  */
        !            73: 
        !            74: /* Data type of load average, as read out of kmem.  */
        !            75: #define LOAD_AVE_TYPE long
        !            76: /* Convert that into an integer that is 100 for a load average of 1.0  */
        !            77: #define LOAD_AVE_CVT(x) ((int) (((double) (x)) * 100.0 / FSCALE))
        !            78: #define FSCALE 256.0         /* determined by experimentation...  */
        !            79: 
        !            80: /* Define CANNOT_DUMP on machines where unexec does not work.
        !            81:    Then the function dump-emacs will not be defined
        !            82:    and temacs will do (load "loadup") automatically unless told otherwise.  */
        !            83: 
        !            84: /* #define CANNOT_DUMP */
        !            85: 
        !            86: /* Define VIRT_ADDR_VARIES if the virtual addresses of
        !            87:    pure and impure space as loaded can vary, and even their
        !            88:    relative order cannot be relied on.
        !            89: 
        !            90:    Otherwise Emacs assumes that text space precedes data space,
        !            91:    numerically.  */
        !            92: 
        !            93: /* #define VIRT_ADDR_VARIES */
        !            94: 
        !            95: 
        !            96: #ifdef USG
        !            97: 
        !            98: #ifndef LIB_STANDARD
        !            99: #define LIB_STANDARD -lPW -lc
        !           100: #endif
        !           101: 
        !           102: #define C_ALLOCA
        !           103: /* #define HAVE_ALLOCA */
        !           104: #define NO_REMAP 
        !           105: #define TEXT_START 0
        !           106: #endif /* USG */
        !           107: 
        !           108: #ifdef BSD
        !           109: #define HAVE_ALLOCA
        !           110: #endif /* BSD */
        !           111: 
        !           112: /* If compiling with GCC, let GCC implement alloca.  */
        !           113: #if defined(__GNUC__) && !defined(alloca)
        !           114: #define alloca(n) __builtin_alloca(n)
        !           115: #define HAVE_ALLOCA
        !           116: #endif

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