149 lines
5.2 KiB
C
149 lines
5.2 KiB
C
/* hpread.h
|
||
* Common include file for:
|
||
* hp_symtab_read.c
|
||
* hp_psymtab_read.c
|
||
*/
|
||
|
||
/* Copyright 1993, 1996 Free Software Foundation, Inc.
|
||
|
||
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.
|
||
|
||
Written by the Center for Software Science at the University of Utah
|
||
and by Cygnus Support. */
|
||
|
||
#include "defs.h"
|
||
#include "bfd.h"
|
||
#include "gdb_string.h"
|
||
#include "hp-symtab.h"
|
||
#include "syms.h"
|
||
#include "symtab.h"
|
||
#include "symfile.h"
|
||
#include "objfiles.h"
|
||
#include "buildsym.h"
|
||
#include "complaints.h"
|
||
#include "gdb-stabs.h"
|
||
#include "gdbtypes.h"
|
||
#include "demangle.h"
|
||
|
||
/* Private information attached to an objfile which we use to find
|
||
and internalize the HP C debug symbols within that objfile. */
|
||
|
||
struct hpread_symfile_info
|
||
{
|
||
/* The contents of each of the debug sections (there are 4 of them). */
|
||
char *gntt;
|
||
char *lntt;
|
||
char *slt;
|
||
char *vt;
|
||
|
||
/* We keep the size of the $VT$ section for range checking. */
|
||
unsigned int vt_size;
|
||
|
||
/* Some routines still need to know the number of symbols in the
|
||
main debug sections ($LNTT$ and $GNTT$). */
|
||
unsigned int lntt_symcount;
|
||
unsigned int gntt_symcount;
|
||
|
||
/* To keep track of all the types we've processed. */
|
||
struct type **type_vector;
|
||
int type_vector_length;
|
||
|
||
/* Keeps track of the beginning of a range of source lines. */
|
||
sltpointer sl_index;
|
||
|
||
/* Some state variables we'll need. */
|
||
int within_function;
|
||
|
||
/* Keep track of the current function's address. We may need to look
|
||
up something based on this address. */
|
||
unsigned int current_function_value;
|
||
};
|
||
|
||
/* Accessor macros to get at the fields. */
|
||
#define HPUX_SYMFILE_INFO(o) \
|
||
((struct hpread_symfile_info *)((o)->sym_private))
|
||
#define GNTT(o) (HPUX_SYMFILE_INFO(o)->gntt)
|
||
#define LNTT(o) (HPUX_SYMFILE_INFO(o)->lntt)
|
||
#define SLT(o) (HPUX_SYMFILE_INFO(o)->slt)
|
||
#define VT(o) (HPUX_SYMFILE_INFO(o)->vt)
|
||
#define VT_SIZE(o) (HPUX_SYMFILE_INFO(o)->vt_size)
|
||
#define LNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->lntt_symcount)
|
||
#define GNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->gntt_symcount)
|
||
#define TYPE_VECTOR(o) (HPUX_SYMFILE_INFO(o)->type_vector)
|
||
#define TYPE_VECTOR_LENGTH(o) (HPUX_SYMFILE_INFO(o)->type_vector_length)
|
||
#define SL_INDEX(o) (HPUX_SYMFILE_INFO(o)->sl_index)
|
||
#define WITHIN_FUNCTION(o) (HPUX_SYMFILE_INFO(o)->within_function)
|
||
#define CURRENT_FUNCTION_VALUE(o) (HPUX_SYMFILE_INFO(o)->current_function_value)
|
||
|
||
/* Given the native debug symbol SYM, set NAMEP to the name associated
|
||
with the debug symbol. Note we may be called with a debug symbol which
|
||
has no associated name, in that case we return an empty string.
|
||
|
||
Also note we "know" that the name for any symbol is always in the
|
||
same place. Hence we don't have to conditionalize on the symbol type. */
|
||
#define SET_NAMESTRING(SYM, NAMEP, OBJFILE) \
|
||
if (! hpread_has_name ((SYM)->dblock.kind)) \
|
||
*NAMEP = ""; \
|
||
else if (((unsigned)(SYM)->dsfile.name) >= VT_SIZE (OBJFILE)) \
|
||
{ \
|
||
complain (&string_table_offset_complaint, (char *) symnum); \
|
||
*NAMEP = ""; \
|
||
} \
|
||
else \
|
||
*NAMEP = (SYM)->dsfile.name + VT (OBJFILE)
|
||
|
||
/* We put a pointer to this structure in the read_symtab_private field
|
||
of the psymtab. */
|
||
|
||
struct symloc
|
||
{
|
||
/* The offset within the file symbol table of first local symbol for
|
||
this file. */
|
||
|
||
int ldsymoff;
|
||
|
||
/* Length (in bytes) of the section of the symbol table devoted to
|
||
this file's symbols (actually, the section bracketed may contain
|
||
more than just this file's symbols). If ldsymlen is 0, the only
|
||
reason for this thing's existence is the dependency list.
|
||
Nothing else will happen when it is read in. */
|
||
|
||
int ldsymlen;
|
||
};
|
||
|
||
#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
|
||
#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
|
||
#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
|
||
|
||
/* FIXME: Shouldn't this stuff be in a .h file somewhere? */
|
||
/* Nonzero means give verbose info on gdb action. */
|
||
extern int info_verbose;
|
||
|
||
/* Complaints about the symbols we have encountered. */
|
||
extern struct complaint string_table_offset_complaint;
|
||
extern struct complaint lbrac_unmatched_complaint;
|
||
extern struct complaint lbrac_mismatch_complaint;
|
||
|
||
extern union sltentry *hpread_get_slt (int, struct objfile *);
|
||
|
||
extern union dnttentry *hpread_get_lntt (int, struct objfile *);
|
||
|
||
int hpread_has_name (enum dntt_entry_type);
|
||
|
||
/* end of hpread.h */
|