diff options
| author | Eli Zaretskii | 2001-10-28 19:10:11 +0000 |
|---|---|---|
| committer | Eli Zaretskii | 2001-10-28 19:10:11 +0000 |
| commit | e64fed1d5d91164d1a3884f9f4ecbc279ab4d900 (patch) | |
| tree | 4b5b171df37aef4f62258b9e7c60d436f224c051 /src | |
| parent | cac1daf08d638ef098883944361d377b4de958c6 (diff) | |
| download | emacs-e64fed1d5d91164d1a3884f9f4ecbc279ab4d900.tar.gz emacs-e64fed1d5d91164d1a3884f9f4ecbc279ab4d900.zip | |
New file. From Adam Thornton <athornton@sinenomine.net>.
Diffstat (limited to 'src')
| -rw-r--r-- | src/m/ibms390.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/m/ibms390.h b/src/m/ibms390.h new file mode 100644 index 00000000000..ce4e6bcef74 --- /dev/null +++ b/src/m/ibms390.h | |||
| @@ -0,0 +1,123 @@ | |||
| 1 | /* machine description file template. | ||
| 2 | Copyright (C) 1985, 1986, 2001 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 2, 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, Inc., 59 Temple Place - Suite 330, | ||
| 19 | Boston, MA 02111-1307, USA. */ | ||
| 20 | |||
| 21 | |||
| 22 | /* The following line tells the configuration script what sort of | ||
| 23 | operating system this machine is likely to run. | ||
| 24 | USUAL-OPSYS="<name of system .h file here, without the s- or .h>" */ | ||
| 25 | |||
| 26 | /* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word | ||
| 27 | is the most significant byte. */ | ||
| 28 | |||
| 29 | #define WORDS_BIG_ENDIAN | ||
| 30 | |||
| 31 | /* Define NO_ARG_ARRAY if you cannot take the address of the first of a | ||
| 32 | * group of arguments and treat it as an array of the arguments. */ | ||
| 33 | |||
| 34 | #define NO_ARG_ARRAY | ||
| 35 | |||
| 36 | /* Define WORD_MACHINE if addresses and such have | ||
| 37 | * to be corrected before they can be used as byte counts. */ | ||
| 38 | |||
| 39 | #define WORD_MACHINE | ||
| 40 | |||
| 41 | /* Now define a symbol for the cpu type, if your compiler | ||
| 42 | does not define it automatically: | ||
| 43 | Ones defined so far include vax, m68000, ns16000, pyramid, | ||
| 44 | orion, tahoe, APOLLO and many others */ | ||
| 45 | |||
| 46 | #define s390 | ||
| 47 | |||
| 48 | /* Use type int rather than a union, to represent Lisp_Object */ | ||
| 49 | /* This is desirable for most machines. */ | ||
| 50 | |||
| 51 | #define NO_UNION_TYPE | ||
| 52 | |||
| 53 | /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend | ||
| 54 | the 24-bit bit field into an int. In other words, if bit fields | ||
| 55 | are always unsigned. | ||
| 56 | |||
| 57 | If you use NO_UNION_TYPE, this flag does not matter. */ | ||
| 58 | |||
| 59 | #define EXPLICIT_SIGN_EXTEND | ||
| 60 | |||
| 61 | /* Data type of load average, as read out of kmem. */ | ||
| 62 | |||
| 63 | #define LOAD_AVE_TYPE long | ||
| 64 | |||
| 65 | /* Convert that into an integer that is 100 for a load average of 1.0 */ | ||
| 66 | |||
| 67 | #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) | ||
| 68 | |||
| 69 | /* Define CANNOT_DUMP on machines where unexec does not work. | ||
| 70 | Then the function dump-emacs will not be defined | ||
| 71 | and temacs will do (load "loadup") automatically unless told otherwise. */ | ||
| 72 | |||
| 73 | /* #define CANNOT_DUMP */ | ||
| 74 | |||
| 75 | /* Define VIRT_ADDR_VARIES if the virtual addresses of | ||
| 76 | pure and impure space as loaded can vary, and even their | ||
| 77 | relative order cannot be relied on. | ||
| 78 | |||
| 79 | Otherwise Emacs assumes that text space precedes data space, | ||
| 80 | numerically. */ | ||
| 81 | |||
| 82 | #define VIRT_ADDR_VARIES | ||
| 83 | |||
| 84 | /* Define C_ALLOCA if this machine does not support a true alloca | ||
| 85 | and the one written in C should be used instead. | ||
| 86 | Define HAVE_ALLOCA to say that the system provides a properly | ||
| 87 | working alloca function and it should be used. | ||
| 88 | Define neither one if an assembler-language alloca | ||
| 89 | in the file alloca.s should be used. */ | ||
| 90 | |||
| 91 | /* #define C_ALLOCA */ | ||
| 92 | #define HAVE_ALLOCA | ||
| 93 | |||
| 94 | /* Define NO_REMAP if memory segmentation makes it not work well | ||
| 95 | to change the boundary between the text section and data section | ||
| 96 | when Emacs is dumped. If you define this, the preloaded Lisp | ||
| 97 | code will not be sharable; but that's better than failing completely. */ | ||
| 98 | |||
| 99 | /*#define NO_REMAP */ | ||
| 100 | |||
| 101 | /* Some really obscure 4.2-based systems (like Sequent DYNIX) | ||
| 102 | * do not support asynchronous I/O (using SIGIO) on sockets, | ||
| 103 | * even though it works fine on tty's. If you have one of | ||
| 104 | * these systems, define the following, and then use it in | ||
| 105 | * config.h (or elsewhere) to decide when (not) to use SIGIO. | ||
| 106 | * | ||
| 107 | * You'd think this would go in an operating-system description file, | ||
| 108 | * but since it only occurs on some, but not all, BSD systems, the | ||
| 109 | * reasonable place to select for it is in the machine description | ||
| 110 | * file. | ||
| 111 | */ | ||
| 112 | |||
| 113 | /*#define NO_SOCK_SIGIO*/ | ||
| 114 | |||
| 115 | |||
| 116 | /* After adding support for a new system, modify the large case | ||
| 117 | statement in the `configure' script to recognize reasonable | ||
| 118 | configuration names, and add a description of the system to | ||
| 119 | `etc/MACHINES'. | ||
| 120 | |||
| 121 | If you've just fixed a problem in an existing configuration file, | ||
| 122 | you should also check `etc/MACHINES' to make sure its descriptions | ||
| 123 | of known problems in that configuration should be updated. */ | ||