$NetBSD: patch-ae,v 1.2 2005/12/01 18:13:24 wiz Exp $ NetBSD patch-bd,v 1.2 1999/06/04 04:15:44 mycroft Exp original patch from editors/emacs pkg. --- src/m/powerpc.h.orig 2005-12-01 18:47:01.000000000 +0100 +++ src/m/powerpc.h @@ -0,0 +1,165 @@ +/* machine description file For the PowerPC chip. + Copyright (C) 1994, 1997 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, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* 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 */ + +/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word + is the most significant byte. */ + +#define WORDS_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. */ + +#define NO_ARG_ARRAY + +/* 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: + Ones defined so far include vax, m68000, ns16000, pyramid, + orion, tahoe, APOLLO and many others */ + +/* __powerpc__ defined automatically */ + + +/* Use type EMACS_INT rather than a union, to represent Lisp_Object */ +/* This is desirable for most machines. */ + +#define NO_UNION_TYPE + +/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend + the 24-bit 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 + +/* 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) (int) (((double) (x)) * 100.0 / FSCALE) + +/* 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 */ + +/* Define C_ALLOCA if this machine does not support a true alloca + and the one written in C should be used instead. + Define HAVE_ALLOCA to say that the system provides a properly + working alloca function and it should be used. + Define neither one if an assembler-language alloca + in the file alloca.s should be used. */ + +#define HAVE_ALLOCA + +/* GNU malloc and the relocating allocator do not work together + with X. [Who wrote that?] */ + +/* May 1995: reportedly [Rainer Schoepf ] both the + system and the gnu malloc system work with "alpha-dec-osf3.0" and + "alpha-dec-osf3.2". */ + +/* May 1995: it seems to me [Morten Welinder ] that both + mallocs work with "alpha-dec-osf2.0", but I daren't break anything + right now. Feel free to play if you want. */ + +/* #define SYSTEM_MALLOC */ + +/* 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 + +/* Some really obscure 4.2-based systems (like Sequent DYNIX) + * do not support asynchronous I/O (using SIGIO) on sockets, + * even though it works fine on tty's. If you have one of + * these systems, define the following, and then use it in + * config.h (or elsewhere) to decide when (not) to use SIGIO. + * + * You'd think this would go in an operating-system description file, + * but since it only occurs on some, but not all, BSD systems, the + * reasonable place to select for it is in the machine description + * file. + */ + +/* #define NO_SOCK_SIGIO */ + + +#ifdef __ELF__ +/* With ELF, make sure that all common symbols get allocated to in the + data section. Otherwise, the dump of temacs may miss variables in + the shared library that have been initialized. For example, with + GNU libc, __malloc_initialized would normally be resolved to the + shared library's .bss section, which is fatal. */ +# ifdef __GNUC__ +# define C_SWITCH_MACHINE -fno-common +# else +# error What gives? Fix me if DEC Unix supports ELF now. +# endif +#endif + +#if defined(__NetBSD__) || defined(__OpenBSD__) +#define ORDINARY_LINK +#endif + +#ifdef __ELF__ +#undef UNEXEC +#define UNEXEC unexelf.o +#endif + +/* On the Alpha it's best to avoid including TERMIO since struct + termio and struct termios are mutually incompatible. */ +#define NO_TERMIO + +#if defined (LINUX) || defined (__NetBSD__) || defined (__OpenBSD__) +# define TEXT_END ({ extern int _etext; &_etext; }) +#endif + +#if (defined (__NetBSD__) || defined (__OpenBSD__)) && defined (__ELF__) +#define HAVE_TEXT_START +#endif