1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/* hpread.h
* Common include file for:
* hp_symtab_read.c
* hp_psymtab_read.c
*/
/* Copyright 1993, 1996, 1998, 2000 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 */
|
