(UNEXEC): Override the definition.

(LIBS_DEBUG, ORDINARY_LINK): Add #undefs.


Total rewrite.

1 files changed, 184 insertions, 10 deletions

diff --git a/src/m/mips-siemens.h b/src/m/mips-siemens.h
index f8eb94d807e..3ac87ae4ec9 100644
--- a/src/m/mips-siemens.h
+++ b/src/m/mips-siemens.h
@@ -1,21 +1,195 @@
-#include "pyramid.h"
+/* m- file for Mips machines.
+   Copyright (C) 1987, 1992, 1993, 1995 Free Software Foundation, Inc.
 
+   This file contains some changes for our SVR4 based SINIX-Mips 5.4.
+   I hope this is helpful to port the emacs to our RM?00 series and
+   maybe to the DC/OSx (Mips-based) machines of Pyramid Inc.
+     (Marco.Walther@mch.sni.de)
 
-/* Don't use the ordinary -g for debugging in cc */
+This file is part of GNU Emacs.
 
-#undef C_DEBUG_SWITCH
-#define C_DEBUG_SWITCH -g
+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.
 
-/* This system uses a slightly nonstandard variant of elf format.  */
-#undef UNEXEC
-#define UNEXEC unexelf.o
-#define ELF_BSS_SECTION_NAME ".sbss"
+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="note"
+
+NOTE-START
+Use m-mips4.h for RISCOS version 4; use s-bsd4-3.h with the BSD world.
+Note that the proper m- file for the Decstation is m-pmax.h.
+This is the m- file for SNI RM*00 machines. Use s- sinix5-4.h file!
+With this the file mips-siemens.h is obsolete.
+NOTE-END  */
+
+/* The following three symbols give information on
+ the size of various data types.  */
 
-#define BSTRING
+#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 BIG_ENDIAN iff lowest-numbered byte in a word
+   is the most significant byte.  */
+
+#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.  */
 
 #define NO_ARG_ARRAY
 
-#undef BROKEN_FIONREAD
+/* 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) ((signed char)(c))
+
+/* 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 */
+#ifndef mips
+#       define mips
+#endif
+
+/* Use type 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 / 256.0)
 
+/* CDC EP/IX 1.4.3 uses /unix */
+
+#undef KERNEL_FILE
+#define KERNEL_FILE "/unix"
+
+/* 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.  */
+
+#undef 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.  */
+
+#ifdef __GNUC__
+#define HAVE_ALLOCA
+#else
 #define C_ALLOCA
+#endif
+
+/* 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
+
+/* Describe layout of the address space in an executing process.  */
+/* MARCO ???
+*/
+#define TEXT_START 0x400000
+/*
+#define DATA_START 0x10000000
+#define DATA_SEG_BITS   0x10000000
+*/
+#ifdef UNEXEC
+#undef UNEXEC
+#endif
+#define UNEXEC unexelfsni.o
+
+#undef ORDINARY_LINK
+
+#undef LIBS_DEBUG
+
+/* Alter some of the options used when linking.  */
+
+#define LIBS_MACHINE -lmld
+#define START_FILES pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o
+
+#ifdef LIB_STANDARD
+#undef LIB_STANDARD
+#endif
+#define LIB_STANDARD -lc /usr/ccs/lib/crtn.o
+
+#ifdef __GNUC__
+#define C_DEBUG_SWITCH
+#define C_OPTIMIZE_SWITCH -O
+#define LD_SWITCH_MACHINE 
+#else
+#define C_DEBUG_SWITCH -DSYSV
+#define C_OPTIMIZE_SWITCH -DSYSV 
+#define LD_SWITCH_MACHINE
+#endif
+
+#if defined(HAVE_X_WINDOWS) && defined(HAVE_X11)
+#define HAVE_VFORK              /* Graciously provided by libX.a */
+#endif
+
+
+/* The standard definitions of these macros would work ok,
+   but these are faster because the constants are short.  */
+
+#define XUINT(a) (((unsigned)(a) << (INTBITS-VALBITS)) >> (INTBITS-VALBITS))
+
+#define XSET(var, type, ptr)                                            \
+  ((var) =                                                              \
+   ((int)(type) << VALBITS)                                             \
+   + (((unsigned) (ptr) << (INTBITS-VALBITS)) >> (INTBITS-VALBITS)))
+
+#define XSETINT(a, b)  XSET(a, XTYPE(a), b)
+#define XSETUINT(a, b) XSET(a, XTYPE(a), b)
+#define XSETPNTR(a, b) XSET(a, XTYPE(a), b)
+
+#define XUNMARK(a)                                                      \
+  ((a) =                                                                \
+   (((unsigned)(a) << (INTBITS-GCTYPEBITS-VALBITS))                     \
+    >> (INTBITS-GCTYPEBITS-VALBITS)))