1999-04-16 09:35:26 +08:00
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/* Include file for stabs debugging format support functions.
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2015-01-01 17:32:14 +08:00
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Copyright (C) 1986-2015 Free Software Foundation, Inc.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This file is part of GDB.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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2007-08-24 02:08:50 +08:00
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the Free Software Foundation; either version 3 of the License, or
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1999-07-08 04:19:36 +08:00
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(at your option) any later version.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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You should have received a copy of the GNU General Public License
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2007-08-24 02:08:50 +08:00
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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1999-04-16 09:35:26 +08:00
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2003-04-12 Andrew Cagney <cagney@redhat.com>
* gdbarch.sh: Add missing opaque declarations.
* gdbarch.h: Regnerate.
* symtab.h: Add missing opaque declarations.
* value.h, target.h, symfile.h, stabsread.h: Ditto.
* x86-64-tdep.h, xmodem.h, monitor.h, typeprint.h: Ditto.
* srec.h, solib-svr4.h, source.h, inferior.h: Ditto.
* ser-unix.h, serial.h, remote-utils.h, gdbcore.h: Ditto.
* ppc-tdep.h, ocd.h, mips-tdep.h, gdbtypes.h: Ditto.
* buildsym.h, builtin-regs.h, linespec.h, language.h: Ditto.
* i387-tdep.h, gdbthread.h, event-top.h, gdb.h: Ditto.
* dwarf2cfi.h, doublest.h, disasm.h, cp-abi.h: Ditto.
* cli-out.h, c-lang.h, ax-gdb.h, arch-utils.h: Ditto.
* ada-lang.h, config/nm-lynx.h, config/nm-linux.h: Ditto.
* config/sparc/tm-sp64.h, config/rs6000/tm-rs6000.h: Ditto.
* config/pa/tm-hppah.h, config/m68k/tm-delta68.h: Ditto.
* cli/cli-setshow.h, cli/cli-script.h: Ditto.
2003-04-13 01:41:26 +08:00
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struct objfile;
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1999-04-16 09:35:26 +08:00
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/* Definitions, prototypes, etc for stabs debugging format support
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functions.
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Variables declared in this file can be defined by #define-ing
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the name EXTERN to null. It is used to declare variables that
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are normally extern, but which get defined in a single module
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using this technique. */
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#ifndef EXTERN
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#define EXTERN extern
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#endif
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/* Hash table of global symbols whose values are not known yet.
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They are chained thru the SYMBOL_VALUE_CHAIN, since we don't
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have the correct data for that slot yet.
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The use of the LOC_BLOCK code in this chain is nonstandard--
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it refers to a FORTRAN common block rather than the usual meaning, and
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the such LOC_BLOCK symbols use their fields in nonstandard ways. */
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EXTERN struct symbol *global_sym_chain[HASHSIZE];
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2000-05-28 09:12:42 +08:00
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extern void common_block_start (char *, struct objfile *);
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extern void common_block_end (struct objfile *);
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1999-04-16 09:35:26 +08:00
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/* Kludge for xcoffread.c */
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struct pending_stabs
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1999-07-08 04:19:36 +08:00
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{
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int count;
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int length;
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char *stab[1];
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};
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1999-04-16 09:35:26 +08:00
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EXTERN struct pending_stabs *global_stabs;
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/* The type code that process_one_symbol saw on its previous invocation.
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Used to detect pairs of N_SO symbols. */
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1999-04-16 09:35:26 +08:00
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EXTERN int previous_stab_code;
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2011-01-12 05:53:25 +08:00
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/* Support for Sun changes to dbx symbol format. */
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1999-04-16 09:35:26 +08:00
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/* For each identified header file, we have a table of types defined
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in that header file.
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header_files maps header file names to their type tables.
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It is a vector of n_header_files elements.
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Each element describes one header file.
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It contains a vector of types.
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Sometimes it can happen that the same header file produces
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different results when included in different places.
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This can result from conditionals or from different
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things done before including the file.
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When this happens, there are multiple entries for the file in this table,
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one entry for each distinct set of results.
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The entries are distinguished by the INSTANCE field.
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The INSTANCE field appears in the N_BINCL and N_EXCL symbol table and is
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used to match header-file references to their corresponding data. */
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struct header_file
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{
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1999-07-08 04:19:36 +08:00
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/* Name of header file */
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1999-07-08 04:19:36 +08:00
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char *name;
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1999-04-16 09:35:26 +08:00
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2011-01-06 06:22:53 +08:00
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/* Numeric code distinguishing instances of one header file that
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produced different results when included. It comes from the
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N_BINCL or N_EXCL. */
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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int instance;
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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/* Pointer to vector of types */
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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struct type **vector;
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1999-07-08 04:19:36 +08:00
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/* Allocated length (# elts) of that vector */
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1999-07-08 04:19:36 +08:00
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int length;
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};
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2011-01-12 05:53:25 +08:00
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/* The table of header_files of this OBJFILE. */
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1999-04-16 09:35:26 +08:00
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#define HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->header_files)
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2011-01-12 05:53:25 +08:00
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/* The actual length of HEADER_FILES. */
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#define N_HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->n_header_files)
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2011-01-12 05:53:25 +08:00
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/* The allocated lengh of HEADER_FILES. */
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#define N_ALLOCATED_HEADER_FILES(OBJFILE) \
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(DBX_SYMFILE_INFO (OBJFILE)->n_allocated_header_files)
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/* Within each object file, various header files are assigned numbers.
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A type is defined or referred to with a pair of numbers
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(FILENUM,TYPENUM) where FILENUM is the number of the header file
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and TYPENUM is the number within that header file.
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TYPENUM is the index within the vector of types for that header file.
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FILENUM == 0 is special; it refers to the main source of the object file,
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and not to any header file. FILENUM != 1 is interpreted by looking it up
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in the following table, which contains indices in header_files. */
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EXTERN int *this_object_header_files;
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EXTERN int n_this_object_header_files;
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EXTERN int n_allocated_this_object_header_files;
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2012-05-30 02:54:50 +08:00
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extern void cleanup_undefined_stabs_types (struct objfile *);
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2000-05-28 09:12:42 +08:00
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extern long read_number (char **, int);
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2000-05-28 09:12:42 +08:00
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extern struct symbol *define_symbol (CORE_ADDR, char *, int, int,
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struct objfile *);
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2000-05-28 09:12:42 +08:00
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extern void stabsread_init (void);
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2000-05-28 09:12:42 +08:00
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extern void stabsread_new_init (void);
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2000-05-28 09:12:42 +08:00
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extern void start_stabs (void);
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2000-05-28 09:12:42 +08:00
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extern void end_stabs (void);
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2000-05-28 09:12:42 +08:00
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extern void finish_global_stabs (struct objfile *objfile);
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/* COFF files can have multiple .stab sections, if they are linked
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using --split-by-reloc. This linked list is used to pass the
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information into the functions in dbxread.c. */
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struct stab_section_list
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{
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/* Next in list. */
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struct stab_section_list *next;
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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/* Stab section. */
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asection *section;
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};
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1999-04-16 09:35:26 +08:00
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/* Functions exported by dbxread.c. These are not in stabsread.c because
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they are only used by some stabs readers. */
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2015-08-16 07:46:20 +08:00
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extern struct partial_symtab *dbx_end_psymtab
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(struct objfile *objfile, struct partial_symtab *pst,
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const char **include_list, int num_includes,
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int capping_symbol_offset, CORE_ADDR capping_text,
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struct partial_symtab **dependency_list, int number_dependencies,
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int textlow_not_set);
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1999-04-16 09:35:26 +08:00
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2002-07-11 21:50:50 +08:00
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extern void process_one_symbol (int, int, CORE_ADDR, char *,
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2013-05-07 03:15:17 +08:00
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const struct section_offsets *,
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struct objfile *);
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2002-07-11 21:50:50 +08:00
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extern void elfstab_build_psymtabs (struct objfile *objfile,
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2003-02-01 03:22:18 +08:00
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asection *stabsect,
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2002-07-11 21:50:50 +08:00
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file_ptr stabstroffset,
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unsigned int stabstrsize);
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1999-04-16 09:35:26 +08:00
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extern void coffstab_build_psymtabs
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(struct objfile *objfile,
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CORE_ADDR textaddr, unsigned int textsize,
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struct stab_section_list *stabs,
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file_ptr stabstroffset, unsigned int stabstrsize);
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1999-04-16 09:35:26 +08:00
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2009-12-02 19:34:37 +08:00
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extern void stabsect_build_psymtabs (struct objfile *objfile, char *stab_name,
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char *stabstr_name, char *text_name);
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1999-04-16 09:35:26 +08:00
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2000-05-28 09:12:42 +08:00
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extern int symbol_reference_defined (char **);
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2000-05-28 09:12:42 +08:00
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extern void ref_add (int, struct symbol *, char *, CORE_ADDR);
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1999-04-16 09:35:26 +08:00
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2000-05-28 09:12:42 +08:00
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extern struct symbol *ref_search (int);
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2001-09-05 10:54:15 +08:00
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extern void free_header_files (void);
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extern void init_header_files (void);
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1999-04-16 09:35:26 +08:00
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#undef EXTERN
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