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Diffstat (limited to 'src/m/tek4300.h')
-rw-r--r-- | src/m/tek4300.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/m/tek4300.h b/src/m/tek4300.h new file mode 100644 index 00000000000..9164701b0e0 --- /dev/null +++ b/src/m/tek4300.h @@ -0,0 +1,98 @@ +/* machine description file for tek4300. + Copyright (C) 1988 Free Software Foundation, Inc. + +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 1, 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, 675 Mass Ave, Cambridge, MA 02139, USA. */ + + +/* The following line tells the configuration script what sort of + operating system this machine is likely to run. + USUAL-OPSYS="bsd4-3" */ + +/* The following three symbols give information on + the size of various data types. */ + +#define SHORTBITS 16 /* Number of bits in a short */ + +#define INTBITS 32 /* Number of bits in an int */ + +#define LONGBITS 32 /* Number of bits in a long */ + +/* 68000 has lowest-numbered byte as most significant */ + +#define 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. */ + +#undef NO_ARG_ARRAY + +/* Define WORD_MACHINE if addresses and such have + * to be corrected before they can be used as byte counts. */ + +#undef WORD_MACHINE + +/* Define how to take a char and sign-extend into an int. + On machines where char is signed, this is a no-op. */ + +#define SIGN_EXTEND_CHAR(c) (c) + +/* Now define a symbol for the cpu type, if your compiler + does not define it automatically. */ + +#define tek4300 + +/* Use type int rather than a union, to represent Lisp_Object */ + +#define NO_UNION_TYPE + +/* 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) (x) + +/* 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 + +/* Define C_ALLOCA if this machine does not support a true alloca + and the one written in C should be used instead. */ + +#define C_ALLOCA + +/* setjmp and longjmp can safely replace _setjmp and _longjmp, */ + +#define _longjmp longjmp +#define _setjmp setjmp + +/* The text segment always starts at a fixed address. + This way we don't need to have a label _start defined. */ + +#define TEXT_START 0 + +/* The Tektronix exec struct for ZMAGIC files is struct zexec */ + +#define EXEC_HDR_TYPE struct zexec + +/* The entry-point label (start of text segment) is `start', not `__start'. */ + +#define DEFAULT_ENTRY_ADDRESS start |