mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-23 01:03:28 +08:00
79 lines
3.3 KiB
C
79 lines
3.3 KiB
C
/* Definitions for symbol-reading containing "stabs", for GDB.
|
|
Copyright 1992 Free Software Foundation, Inc.
|
|
Contributed by Cygnus Support. Written by John Gilmore.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program 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 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
/* This file exists to hold the common definitions required of most of
|
|
the symbol-readers that end up using stabs. The common use of
|
|
these `symbol-type-specific' customizations of the generic data
|
|
structures makes the stabs-oriented symbol readers able to call
|
|
each others' functions as required. */
|
|
|
|
#if !defined (GDBSTABS_H)
|
|
#define GDBSTABS_H
|
|
|
|
/* Offsets in the psymtab's section_offsets array for various kinds of
|
|
stabs symbols. Every psymtab built from stabs will have these offsets
|
|
filled in by these guidelines, so that when actually reading symbols, the
|
|
proper offset can simply be selected and added to the symbol value. */
|
|
|
|
#define SECT_OFF_TEXT 0
|
|
#define SECT_OFF_DATA 1
|
|
#define SECT_OFF_BSS 2
|
|
#define SECT_OFF_RODATA 3
|
|
#define SECT_OFF_MAX 4 /* Count of possible values */
|
|
|
|
/* The stab_section_info chain remembers info from the ELF symbol table,
|
|
while psymtabs are being built for the other symbol tables in the
|
|
objfile. It is destroyed at the complation of psymtab-reading.
|
|
Any info that was used from it has been copied into psymtabs. */
|
|
|
|
struct stab_section_info {
|
|
char *filename;
|
|
CORE_ADDR sections[SECT_OFF_MAX];
|
|
struct stab_section_info *next;
|
|
int found; /* Count of times it's found in searching */
|
|
};
|
|
|
|
/* Information is passed among various dbxread routines for accessing
|
|
symbol files. A pointer to this structure is kept in the sym_stab_info
|
|
field of the objfile struct. */
|
|
|
|
struct dbx_symfile_info {
|
|
CORE_ADDR text_addr; /* Start of text section */
|
|
int text_size; /* Size of text section */
|
|
int symcount; /* How many symbols are there in the file */
|
|
char *stringtab; /* The actual string table */
|
|
int stringtab_size; /* Its size */
|
|
file_ptr symtab_offset; /* Offset in file to symbol table */
|
|
int symbol_size; /* Bytes in a single symbol */
|
|
struct stab_section_info *stab_section_info; /* section starting points
|
|
of the original .o files before linking. */
|
|
};
|
|
|
|
#define DBX_SYMFILE_INFO(o) ((struct dbx_symfile_info *)((o)->sym_stab_info))
|
|
#define DBX_TEXT_ADDR(o) (DBX_SYMFILE_INFO(o)->text_addr)
|
|
#define DBX_TEXT_SIZE(o) (DBX_SYMFILE_INFO(o)->text_size)
|
|
#define DBX_SYMCOUNT(o) (DBX_SYMFILE_INFO(o)->symcount)
|
|
#define DBX_STRINGTAB(o) (DBX_SYMFILE_INFO(o)->stringtab)
|
|
#define DBX_STRINGTAB_SIZE(o) (DBX_SYMFILE_INFO(o)->stringtab_size)
|
|
#define DBX_SYMTAB_OFFSET(o) (DBX_SYMFILE_INFO(o)->symtab_offset)
|
|
#define DBX_SYMBOL_SIZE(o) (DBX_SYMFILE_INFO(o)->symbol_size)
|
|
|
|
#endif /* GDBSTABS_H */
|