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Diffstat (limited to 'gdb/hpread.h')
| -rw-r--r-- | gdb/hpread.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/gdb/hpread.h b/gdb/hpread.h new file mode 100644 index 0000000..7864dd6 --- /dev/null +++ b/gdb/hpread.h @@ -0,0 +1,150 @@ +/* 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 + PARAMS ((int, struct objfile *)); + +extern union dnttentry *hpread_get_lntt + PARAMS ((int, struct objfile *)); + +int hpread_has_name + PARAMS ((enum dntt_entry_type)); + +/* end of hpread.h */ |