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Annotation of 43BSDReno/contrib/emacs-18.55/src/m-tek4300.h, revision 1.1.1.1

1.1       root        1: /* m- file for tek4300.
                      2:    Copyright (C) 1988 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of GNU Emacs.
                      5: 
                      6: GNU Emacs is distributed in the hope that it will be useful,
                      7: but WITHOUT ANY WARRANTY.  No author or distributor
                      8: accepts responsibility to anyone for the consequences of using it
                      9: or for whether it serves any particular purpose or works at all,
                     10: unless he says so in writing.  Refer to the GNU Emacs General Public
                     11: License for full details.
                     12: 
                     13: Everyone is granted permission to copy, modify and redistribute
                     14: GNU Emacs, but only under the conditions described in the
                     15: GNU Emacs General Public License.   A copy of this license is
                     16: supposed to have been given to you along with GNU Emacs so you
                     17: can know your rights and responsibilities.  It should be in a
                     18: file named COPYING.  Among other things, the copyright notice
                     19: and this notice must be preserved on all copies.  */
                     20: 
                     21: 
                     22: /* The following three symbols give information on
                     23:  the size of various data types.  */
                     24: 
                     25: #define SHORTBITS 16           /* Number of bits in a short */
                     26: 
                     27: #define INTBITS 32             /* Number of bits in an int */
                     28: 
                     29: #define LONGBITS 32            /* Number of bits in a long */
                     30: 
                     31: /* 68000 has lowest-numbered byte as most significant */
                     32: 
                     33: #define BIG_ENDIAN
                     34: 
                     35: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
                     36:  * group of arguments and treat it as an array of the arguments.  */
                     37: 
                     38: #undef NO_ARG_ARRAY
                     39: 
                     40: /* Define WORD_MACHINE if addresses and such have
                     41:  * to be corrected before they can be used as byte counts.  */
                     42: 
                     43: #undef WORD_MACHINE
                     44: 
                     45: /* Define how to take a char and sign-extend into an int.
                     46:    On machines where char is signed, this is a no-op.  */
                     47: 
                     48: #define SIGN_EXTEND_CHAR(c) (c)
                     49: 
                     50: /* Now define a symbol for the cpu type, if your compiler
                     51:    does not define it automatically.  */
                     52: 
                     53: #define tek4300
                     54: 
                     55: /* Use type int rather than a union, to represent Lisp_Object */
                     56: 
                     57: #define NO_UNION_TYPE
                     58: 
                     59: /* Data type of load average, as read out of kmem.  */
                     60: 
                     61: #define LOAD_AVE_TYPE long
                     62: 
                     63: /* Convert that into an integer that is 100 for a load average of 1.0  */
                     64: 
                     65: #define LOAD_AVE_CVT(x) (x)
                     66: 
                     67: /* Define NO_REMAP if memory segmentation makes it not work well
                     68:    to change the boundary between the text section and data section
                     69:    when Emacs is dumped.  If you define this, the preloaded Lisp
                     70:    code will not be sharable; but that's better than failing completely.  */
                     71: 
                     72: #define NO_REMAP
                     73: 
                     74: /* Define C_ALLOCA if this machine does not support a true alloca
                     75:    and the one written in C should be used instead. */
                     76: 
                     77: #define C_ALLOCA
                     78: 
                     79: /* setjmp and longjmp can safely replace _setjmp and _longjmp, */
                     80: 
                     81: #define _longjmp longjmp
                     82: #define _setjmp setjmp
                     83: 
                     84: /* The text segment always starts at a fixed address.
                     85:    This way we don't need to have a label _start defined.  */
                     86: 
                     87: #define TEXT_START 0
                     88: 
                     89: /* The Tektronix exec struct for ZMAGIC files is struct zexec */
                     90: 
                     91: #define EXEC_HDR_TYPE struct zexec
                     92: 
                     93: /* The entry-point label (start of text segment) is `start', not `__start'.  */
                     94: 
                     95: #define DEFAULT_ENTRY_ADDRESS start

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