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1.1 ! root 1: /* m- file for pyramid with mips processor ! 2: Copyright (C) 1985, 1986 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 1, 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, 675 Mass Ave, Cambridge, MA 02139, USA. */ ! 19: ! 20: ! 21: /* The following three symbols give information on ! 22: the size of various data types. */ ! 23: ! 24: #define SHORTBITS 16 /* Number of bits in a short */ ! 25: ! 26: #define INTBITS 32 /* Number of bits in an int */ ! 27: ! 28: #define LONGBITS 32 /* Number of bits in a long */ ! 29: ! 30: /* Define BIG_ENDIAN iff lowest-numbered byte in a word ! 31: is the most significant byte. */ ! 32: ! 33: #define BIG_ENDIAN ! 34: ! 35: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a ! 36: * group of arguments and treat it as an array of the arguments. */ ! 37: ! 38: ! 39: #define NO_ARG_ARRAY ! 40: ! 41: #undef WORD_MACHINE ! 42: ! 43: ! 44: /* XINT must explicitly sign extend */ ! 45: ! 46: #define EXPLICIT_SIGN_EXTEND ! 47: ! 48: /* Define how to take a char and sign-extend into an int. ! 49: On machines where char is signed, this is a no-op. */ ! 50: ! 51: ! 52: #define SIGN_EXTEND_CHAR(c) ((signed char)(c)) ! 53: ! 54: ! 55: /* pyramid preprocessor defines "pyr", however the following is clearer */ ! 56: #define pyramid ! 57: ! 58: /* Don't use the union types any more. They were used until Emacs 17.45. */ ! 59: ! 60: #define NO_UNION_TYPE ! 61: ! 62: /* Data type of load average, as read out of kmem. */ ! 63: ! 64: #define LOAD_AVE_TYPE double /* might be long TODO */ ! 65: ! 66: /* Convert that into an integer that is 100 for a load average of 1.0 */ ! 67: ! 68: #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0)) ! 69: ! 70: /* Don't use the ordinary -g for debugging in cc */ ! 71: /* Define CANNOT_DUMP on machines where unexec does not work. ! 72: Then the function dump-emacs will not be defined ! 73: and temacs will do (load "loadup") automatically unless told otherwise. */ ! 74: ! 75: #define CANNOT_DUMP ! 76: ! 77: /* Define C_ALLOCA if this machine does not support a true alloca ! 78: and the one written in C should be used instead. ! 79: Define HAVE_ALLOCA to say that the system provides a properly ! 80: working alloca function and it should be used. ! 81: Define neither one if an assembler-language alloca ! 82: in the file alloca.s should be used. */ ! 83: ! 84: /* these are needed! */ ! 85: #define HAVE_ALLOCA ! 86: #define SYSTEM_MALLOC ! 87: ! 88: /* ! 89: * most of the rest is from m-mips.h ! 90: * but there was too much in that that we didn't want ! 91: */ ! 92: /* #define NO_REMAP /* don't adjust data_start */ ! 93: ! 94: ! 95: /* The standard definitions of these macros would work ok, ! 96: but these are faster because the constants are short. */ ! 97: ! 98: #define XUINT(a) (((unsigned)(a) << INTBITS-VALBITS) >> INTBITS-VALBITS) ! 99: ! 100: #define XSET(var, type, ptr) \ ! 101: ((var) = ((int)(type) << VALBITS) + (((unsigned) (ptr) << INTBITS-VALBITS) >> INTBITS-VALBITS)) ! 102: ! 103: #define XSETINT(a, b) XSET(a, XTYPE(a), b) ! 104: #define XSETUINT(a, b) XSET(a, XTYPE(a), b) ! 105: #define XSETPNTR(a, b) XSET(a, XTYPE(a), b) ! 106: ! 107: #define XUNMARK(a) ((a) = (((unsigned)(a) << INTBITS-GCTYPEBITS-VALBITS) >> INTBITS-GCTYPEBITS-VALBITS)) ! 108: ! 109: /* Cancel certain parts of standard sysV support. */ ! 110: #undef NONSYSTEM_DIR_LIBRARY ! 111: #define SYSV_SYSTEM_DIR ! 112: #undef static ! 113: ! 114: /* Don't try to use SIGIO or FIONREAD even though they are defined. */ ! 115: #undef SIGIO ! 116: #define BROKEN_FIONREAD ! 117: ! 118: /* Describe special kernel features. */ ! 119: ! 120: #define HAVE_SYSVIPC ! 121: ! 122: #define C_DEBUG_SWITCH -gx ! 123:
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