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- head 1.3;
- branch ;
- access ;
- symbols ;
- locks ; strict;
- comment @ * @;
-
-
- 1.3
- date 92.03.18.16.39.55; author voelker; state Exp;
- branches ;
- next 1.2;
-
- 1.2
- date 89.11.12.01.33.04; author rab; state Exp;
- branches ;
- next 1.1;
-
- 1.1
- date 89.11.12.01.29.18; author rab; state Exp;
- branches ;
- next ;
-
-
- desc
- @@
-
-
- 1.3
- log
- @changed #ifdef _SYMS_H to #ifndef _SYMS_H
- @
- text
- @/* @@(#)syms.h 4.2 (ULTRIX) 8/9/88 */
-
- #ifndef _SYMS_H
- #define _SYMS_H
-
- #ifdef mips
- /* --------------------------------------------------- */
- /* | Copyright (c) 1986 MIPS Computer Systems, Inc. | */
- /* | All Rights Reserved. | */
- /* --------------------------------------------------- */
- /* $Header: /sprite/src/lib/include/ds3100.md/RCS/syms.h,v 1.2 89/11/12 01:33:04 rab Exp Locker: voelker $ */
-
- /* Copyright (c) 1984 AT&T */
- /* All Rights Reserved */
-
- /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
- /* The copyright notice above does not evidence any */
- /* actual or intended publication of such source code. */
-
- /* Defines for "special" symbols */
-
- #if vax
- #define _ETEXT "_etext"
- #define _EDATA "_edata"
- #define _END "_end"
- #endif /* vax */
-
- #if mips
- #ifdef LANGUAGE_C
- #define _ETEXT "etext"
- #define _EDATA "edata"
- #define _END "end"
- #endif /* LANGUAGE_C */
- #ifdef LANGUAGE_PASCAL
- #ifdef PASTEL
- #define _ETEXT ('etext'||chr(0))
- #define _EDATA ('edata'||chr(0))
- #define _END ('end'||chr(0))
- #else
- #define _ETEXT 'etext\0'
- #define _EDATA 'edata\0'
- #define _END 'end\0'
- #endif /* PASTEL */
- #endif /* LANGUAGE_PASCAL */
- /*
- * The displacement of the gp is from the start of the small data section
- * is GP_DISP. The GP_PAD is the padding of the gp area so small negitive
- * offset from gp relocation values can allways be used.
- */
- #define GP_PAD 16
- #define GP_DISP (32768 - GP_PAD)
- #define GP_SIZE (GP_DISP+32767)
- /* "special" symbols for starts of sections */
- #ifdef LANGUAGE_C
- #define _FTEXT "_ftext"
- #define _FDATA "_fdata"
- #define _FBSS "_fbss"
- #define _GP "_gp"
- #define _PROCEDURE_TABLE "_procedure_table"
- #define _PROCEDURE_TABLE_SIZE "_procedure_table_size"
- #define _PROCEDURE_STRING_TABLE "_procedure_string_table"
- #define _COBOL_MAIN "_cobol_main"
- #endif /* LANGUAGE_C */
- #ifdef LANGUAGE_PASCAL
- #ifdef PASTEL
- #define _FTEXT ('_ftext'||chr(0))
- #define _FDATA ('_fdata'||chr(0))
- #define _FBSS ('_fbss'||chr(0))
- #define _GP ('_gp'||chr(0))
- #define _PROCEDURE_TABLE ('_procedure_table'||chr(0))
- #define _PROCEDURE_TABLE_SIZE ('_procedure_table_size'||chr(0))
- #define _PROCEDURE_STRING_TABLE ('_procedure_string_table'||chr(0))
- #else
- #define _FTEXT '_ftext\0'
- #define _FDATA '_fdata\0'
- #define _FBSS '_fbss\0'
- #define _GP '_gp\0'
- #define _PROCEDURE_TABLE '_procedure_table\0'
- #define _PROCEDURE_TABLE_SIZE '_procedure_table_size\0'
- #define _PROCEDURE_STRING_TABLE '_procedure_string_table\0'
- #endif /* PASTEL */
- #endif /* LANGUAGE_PASCAL */
-
- #else /* !defined(mips) */
-
- #define _ETEXT "etext"
- #define _EDATA "edata"
- #define _END "end"
- #endif /* mips */
-
- #ifdef LANGUAGE_C
- #define _START "__start"
- #endif /* LANGUAGE_C */
- #ifdef LANGUAGE_PASCAL
- #ifdef PASTEL
- #define _START ('__start'||chr(0))
- #else
- #define _START '__start\0'
- #endif /* PASTEL */
- #endif /* LANGUAGE_PASCAL */
-
- #if mips
-
- #include "symconst.h"
- #ifdef LANGUAGE_C
- #include "sym.h"
- /* #include "cmplrs/stsupport.h" */
- #endif /* LANGUAGE_C */
-
- #else /* !defined(mips) */
-
- /* Storage Classes are defined in storclass.h */
- #include "storclass.h"
-
- /* Number of characters in a symbol name */
- #define SYMNMLEN 8
- /* Number of characters in a file name */
- #define FILNMLEN 14
- /* Number of array dimensions in auxiliary entry */
- #define DIMNUM 4
-
-
- struct syment
- {
- union
- {
- char _n_name[SYMNMLEN]; /* old COFF version */
- struct
- {
- long _n_zeroes; /* new == 0 */
- long _n_offset; /* offset into string table */
- } _n_n;
- char *_n_nptr[2]; /* allows for overlaying */
- } _n;
- #ifndef pdp11
- unsigned
- #endif
- long n_value; /* value of symbol */
- short n_scnum; /* section number */
- unsigned short n_type; /* type and derived type */
- char n_sclass; /* storage class */
- char n_numaux; /* number of aux. entries */
- };
-
- #define n_name _n._n_name
- #define n_nptr _n._n_nptr[1]
- #define n_zeroes _n._n_n._n_zeroes
- #define n_offset _n._n_n._n_offset
-
- /*
- Relocatable symbols have a section number of the
- section in which they are defined. Otherwise, section
- numbers have the following meanings:
- */
- /* undefined symbol */
- #define N_UNDEF 0
- /* value of symbol is absolute */
- #define N_ABS -1
- /* special debugging symbol -- value of symbol is meaningless */
- #define N_DEBUG -2
- /* indicates symbol needs transfer vector (preload) */
- #define N_TV (unsigned short)-3
-
- /* indicates symbol needs transfer vector (postload) */
-
- #define P_TV (unsigned short)-4
-
- /*
- The fundamental type of a symbol packed into the low
- 4 bits of the word.
- */
-
- #define _EF ".ef"
-
- #define T_NULL 0
- #define T_ARG 1 /* function argument (only used by compiler) */
- #define T_CHAR 2 /* character */
- #define T_SHORT 3 /* short integer */
- #define T_INT 4 /* integer */
- #define T_LONG 5 /* long integer */
- #define T_FLOAT 6 /* floating point */
- #define T_DOUBLE 7 /* double word */
- #define T_STRUCT 8 /* structure */
- #define T_UNION 9 /* union */
- #define T_ENUM 10 /* enumeration */
- #define T_MOE 11 /* member of enumeration */
- #define T_UCHAR 12 /* unsigned character */
- #define T_USHORT 13 /* unsigned short */
- #define T_UINT 14 /* unsigned integer */
- #define T_ULONG 15 /* unsigned long */
-
- /*
- * derived types are:
- */
-
- #define DT_NON 0 /* no derived type */
- #define DT_PTR 1 /* pointer */
- #define DT_FCN 2 /* function */
- #define DT_ARY 3 /* array */
-
- /*
- * type packing constants
- */
-
- #define N_BTMASK 017
- #define N_TMASK 060
- #define N_TMASK1 0300
- #define N_TMASK2 0360
- #define N_BTSHFT 4
- #define N_TSHIFT 2
-
- /*
- * MACROS
- */
-
- /* Basic Type of x */
-
- #define BTYPE(x) ((x) & N_BTMASK)
-
- /* Is x a pointer ? */
-
- #define ISPTR(x) (((x) & N_TMASK) == (DT_PTR << N_BTSHFT))
-
- /* Is x a function ? */
-
- #define ISFCN(x) (((x) & N_TMASK) == (DT_FCN << N_BTSHFT))
-
- /* Is x an array ? */
-
- #define ISARY(x) (((x) & N_TMASK) == (DT_ARY << N_BTSHFT))
-
- /* Is x a structure, union, or enumeration TAG? */
-
- #define ISTAG(x) ((x)==C_STRTAG || (x)==C_UNTAG || (x)==C_ENTAG)
-
- #define INCREF(x) ((((x)&~N_BTMASK)<<N_TSHIFT)|(DT_PTR<<N_BTSHFT)|(x&N_BTMASK))
-
- #define DECREF(x) ((((x)>>N_TSHIFT)&~N_BTMASK)|((x)&N_BTMASK))
-
- /*
- * AUXILIARY ENTRY FORMAT
- */
-
- union auxent
- {
- struct
- {
- long x_tagndx; /* str, un, or enum tag indx */
- union
- {
- struct
- {
- unsigned short x_lnno; /* declaration line number */
- unsigned short x_size; /* str, union, array size */
- } x_lnsz;
- long x_fsize; /* size of function */
- } x_misc;
- union
- {
- struct /* if ISFCN, tag, or .bb */
- {
- long x_lnnoptr; /* ptr to fcn line # */
- long x_endndx; /* entry ndx past block end */
- } x_fcn;
- struct /* if ISARY, up to 4 dimen. */
- {
- unsigned short x_dimen[DIMNUM];
- } x_ary;
- } x_fcnary;
- unsigned short x_tvndx; /* tv index */
- } x_sym;
- struct
- {
- char x_fname[FILNMLEN];
- } x_file;
- struct
- {
- long x_scnlen; /* section length */
- unsigned short x_nreloc; /* number of relocation entries */
- unsigned short x_nlinno; /* number of line numbers */
- } x_scn;
-
- struct
- {
- long x_tvfill; /* tv fill value */
- unsigned short x_tvlen; /* length of .tv */
- unsigned short x_tvran[2]; /* tv range */
- } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
- };
-
- #define SYMENT struct syment
- #define SYMESZ 18 /* sizeof(SYMENT) */
-
- #define AUXENT union auxent
- #define AUXESZ 18 /* sizeof(AUXENT) */
-
- #endif /* mips */
- #endif /* mips */
- #endif /* _SYMS_H */
-
- @
-
-
- 1.2
- log
- @Added #ifdefs to make file idempotent.
- @
- text
- @d3 3
- a5 1
- #ifdef _SYMS_H
- d11 1
- a11 1
- /* $Header: /sprite/src/lib/include/ds3100.md/RCS/syms.h,v 1.1 89/11/12 01:29:18 rab Exp Locker: rab $ */
- @
-
-
- 1.1
- log
- @Initial revision
- @
- text
- @d2 2
- d9 1
- a9 1
- /* $Header: syms.h,v 1031.2 88/05/16 14:40:08 bettina Exp $ */
- d297 2
- @
-