Mercurial > hg > xemacs-beta
diff src/m/hp9000s300.h @ 428:3ecd8885ac67 r21-2-22
Import from CVS: tag r21-2-22
author | cvs |
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date | Mon, 13 Aug 2007 11:28:15 +0200 |
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children | abe6d1db359e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/m/hp9000s300.h Mon Aug 13 11:28:15 2007 +0200 @@ -0,0 +1,177 @@ +/* machine description file for hp9000 series 200 or 300 on either HPUX or BSD. + Copyright (C) 1985, 1994 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 2, 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 XEmacs; see the file COPYING. If not, write to +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* Synched up with: FSF 19.31. */ + +/* The following line tells the configuration script what sort of + operating system this machine is likely to run. + USUAL-OPSYS="note" + +NOTE-START +HP 9000 series 200 or 300 (-machine=hp9000s300) + + These machines are 68000-series CPUs running HP-UX + (a derivative of sysV with some BSD features) or BSD 4.3 ported by Utah. + + If you're running HP-UX, specify `-opsystem=hpux'. + If you're running BSD, specify `-opsystem=bsd4-3'. +NOTE-END */ + +/* Define this symbol if you are running a version of HP-UX + which predates version 6.01 */ + +/* #define HPUX_5 */ + +/* Define WORD_MACHINE if addresses and such have + * to be corrected before they can be used as byte counts. */ + +/* #define WORD_MACHINE */ + +/* Now define a symbol for the cpu type, if your compiler + does not define it automatically. */ + +#ifndef hp9000s300 +#define hp9000s300 +#endif + +/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend + the bit field into an int. In other words, if bit fields + are always unsigned. + + If you use NO_UNION_TYPE, this flag does not matter. */ + +#define EXPLICIT_SIGN_EXTEND + +/* Define CANNOT_DUMP on machines where unexec does not work. + Then the function dump-emacs will not be defined + and temacs will do (load "loadup") automatically unless told otherwise. */ + +/* #define CANNOT_DUMP */ + +/* Define VIRT_ADDR_VARIES if the virtual addresses of + pure and impure space as loaded can vary, and even their + relative order cannot be relied on. + + Otherwise Emacs assumes that text space precedes data space, + numerically. */ + +/* #define VIRT_ADDR_VARIES */ + +/* XEmacs: Richard Cognot <cognot@ensg.u-nancy.fr> says we need this for + HPUX; but eeide@asylum.cs.utah.edu (Eric Eide) says it loses on BSD. */ +#ifndef BSD +# define UNEXEC "unexhp9k3.o" +#endif + + +/* For University of Utah 4.3bsd implementation on HP300s. + The #ifndef __GNUC__ definitions are required for the "standard" cc, + a very old, brain-dead version of PCC. */ + +#ifdef BSD4_3 + +/* Tell crt0.c that this is an ordinary 68020. */ +#undef hp9000s300 +#define m68000 + +#define CRT0_DUMMIES bogus_a6, + +#define HAVE_ALLOCA + +#ifndef __GNUC__ +#define LIBS_DEBUG /* don't have -lg that works */ +#define C_DEBUG_SWITCH /* don't support -g */ +#endif + +#undef LOAD_AVE_TYPE +#undef LOAD_AVE_CVT +#define LOAD_AVE_TYPE long +#define LOAD_AVE_CVT(x) ((int) (((double) (x)) / 2048.0 * 100.0)) + +#endif /* BSD4_3 */ + +#ifndef BSD4_3 +/* The following definitions are for HPUX only. */ + +/* The symbol in the kernel where the load average is found + is named _avenrun on this machine. */ + +#define LDAV_SYMBOL "_avenrun" + +/* Data type of load average, as read out of kmem. */ + +#define LOAD_AVE_TYPE double + +/* Convert that into an integer that is 100 for a load average of 1.0 */ + +#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0)) + +#ifdef __GNUC__ +#define HAVE_ALLOCA +#endif + +/* This library is needed with -g, on the 200/300 only. */ + +#if !defined(__GNUC__) || defined(__HPUX_ASM__) +#define LIBS_DEBUG "/usr/lib/end.o" +#endif + +/* Need a TEXT_START. On the HP9000/s300 that is 0. */ +#ifdef __GNUC__ +#define TEXT_START 0 +#endif + +/* In older versions of hpux, for unknown reasons, S_IFLNK is defined + even though symbolic links do not exist. + Make sure our conditionals based on S_IFLNK are not confused. + + Here we assume that stat.h is included before config.h + so that we can override it here. + + Version 6 of HP-UX has symbolic links. */ + +#ifdef HPUX_5 +#undef S_IFLNK +#endif + +/* Define C_SWITCH_MACHINE to be +X if you want the s200/300 + * Emacs to run on both 68010 and 68020 based hp-ux's. + * + * Define OLD_HP_ASSEMBLER if you have an ancient assembler + * + * Define HPUX_68010 if you are using the new assembler but + * compiling for a s200 (upgraded) or s310. 68010 based + * processor without 68881. + */ + +/* These switches increase the size of some internal C compiler tables. + They are required for compiling the X11 interface files. */ + +#ifndef HPUX_5 +#ifndef __GNUC__ +#define C_SWITCH_MACHINE "-Wc,-Nd4000,-Ns3000" +#endif +#endif + +/* Define NEED_BSDTTY if you have such. */ + +#define NEED_BSDTTY + +#endif /* not BSD4_3 */