/* Machine-dependent configuration for GNU Emacs for AT&T 3b machines.
- Copyright (C) 1986 Free Software Foundation, Inc.
+ Copyright (C) 1986, 2002 Free Software Foundation, Inc.
Modified by David Robinson (daver@csvax.caltech.edu) 6/6/86
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 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="usg5-2-2" */
-/* 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 VIRT_ADDR_VARIES */ /* Karl Kleinpaste says this isn't needed. */
-/* 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. */
-
/* SysV has alloca in the PW library */
#define LIB_STANDARD -lPW -lc
-#define HAVE_ALLOCA
/* Define NO_REMAP if memory segmentation makes it not work well
to change the boundary between the text section and data section
#define NBPC 2048
+#if 0 /* If this is still needed, don't hard-code assumptions about
+ the number of VALBITS, or other assumptions about the
+ Lisp_Object representation. Try to extend lisp.h instead, if
+ necessary. */
/* The usual definition of XINT, which involves shifting, does not
sign-extend properly on this machine. */
#define XINT(i) (((sign_extend_temp=(i)) & 0x00800000) \
? (sign_extend_temp | 0xFF000000) \
: (sign_extend_temp & 0x00FFFFFF))
+#endif
#ifdef emacs /* Don't do this when making xmakefile! */
extern int sign_extend_temp;
#endif
#if u3b2 || u3b5 || u3b15
-
/* On 3b2/5/15, data space has high order bit on. */
-#define VALBITS 27
-#define VALMASK (((1<<VALBITS) - 1) | (1 << 31))
-#define XTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
-
+#define DATA_SEG_BITS 0x80000000
#endif /* 3b2, 3b5 or 3b15 */
#define TEXT_START 0
-
-/* For alloca.c (not actually used, since HAVE_ALLOCA) */
-#define STACK_DIRECTION 1
-
/* (short) negative-int doesn't sign-extend correctly */
#define SHORT_CAST_BUG