home *** CD-ROM | disk | FTP | other *** search
- /* Include file for stabs debugging format support functions.
- Copyright 1986-1991, 1992, 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Definitions, prototypes, etc for stabs debugging format support
- functions.
-
- Variables declared in this file can be defined by #define-ing
- the name EXTERN to null. It is used to declare variables that
- are normally extern, but which get defined in a single module
- using this technique. */
-
- #ifndef EXTERN
- #define EXTERN extern
- #endif
-
- /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
-
- #ifndef STAB_REG_TO_REGNUM
- #define STAB_REG_TO_REGNUM(VALUE) (VALUE)
- #endif
-
- /* Hash table of global symbols whose values are not known yet.
- They are chained thru the SYMBOL_VALUE_CHAIN, since we don't
- have the correct data for that slot yet.
-
- The use of the LOC_BLOCK code in this chain is nonstandard--
- it refers to a FORTRAN common block rather than the usual meaning, and
- the such LOC_BLOCK symbols use their fields in nonstandard ways. */
-
- EXTERN struct symbol *global_sym_chain[HASHSIZE];
-
- extern void common_block_start PARAMS ((char *, struct objfile *));
- extern void common_block_end PARAMS ((struct objfile *));
-
- /* Kludge for xcoffread.c */
-
- struct pending_stabs
- {
- int count;
- int length;
- char *stab[1];
- };
-
- EXTERN struct pending_stabs *global_stabs;
-
- /* The type code that process_one_symbol saw on its previous invocation.
- Used to detect pairs of N_SO symbols. */
-
- EXTERN int previous_stab_code;
-
- /* Support for Sun changes to dbx symbol format */
-
- /* For each identified header file, we have a table of types defined
- in that header file.
-
- header_files maps header file names to their type tables.
- It is a vector of n_header_files elements.
- Each element describes one header file.
- It contains a vector of types.
-
- Sometimes it can happen that the same header file produces
- different results when included in different places.
- This can result from conditionals or from different
- things done before including the file.
- When this happens, there are multiple entries for the file in this table,
- one entry for each distinct set of results.
- The entries are distinguished by the INSTANCE field.
- The INSTANCE field appears in the N_BINCL and N_EXCL symbol table and is
- used to match header-file references to their corresponding data. */
-
- struct header_file
- {
-
- /* Name of header file */
-
- char *name;
-
- /* Numeric code distinguishing instances of one header file that produced
- different results when included. It comes from the N_BINCL or N_EXCL. */
-
- int instance;
-
- /* Pointer to vector of types */
-
- struct type **vector;
-
- /* Allocated length (# elts) of that vector */
-
- int length;
-
- };
-
- EXTERN struct header_file *header_files;
-
- EXTERN int n_header_files;
-
- EXTERN int n_allocated_header_files;
-
- /* Within each object file, various header files are assigned numbers.
- A type is defined or referred to with a pair of numbers
- (FILENUM,TYPENUM) where FILENUM is the number of the header file
- and TYPENUM is the number within that header file.
- TYPENUM is the index within the vector of types for that header file.
-
- FILENUM == 1 is special; it refers to the main source of the object file,
- and not to any header file. FILENUM != 1 is interpreted by looking it up
- in the following table, which contains indices in header_files. */
-
- EXTERN int *this_object_header_files;
-
- EXTERN int n_this_object_header_files;
-
- EXTERN int n_allocated_this_object_header_files;
-
- extern struct complaint unknown_symtype_complaint;
- extern struct complaint unknown_symchar_complaint;
-
- extern struct type *
- read_type PARAMS ((char **, struct objfile *));
-
- extern void
- cleanup_undefined_types PARAMS ((void));
-
- extern struct type **
- dbx_lookup_type PARAMS ((int [2]));
-
- extern long
- read_number PARAMS ((char **, int));
-
- extern void
- add_undefined_type PARAMS ((struct type *));
-
- extern struct symbol *
- define_symbol PARAMS ((CORE_ADDR, char *, int, int, struct objfile *));
-
- extern void
- stabsread_init PARAMS ((void));
-
- extern void
- stabsread_new_init PARAMS ((void));
-
- extern void
- start_stabs PARAMS ((void));
-
- extern void
- end_stabs PARAMS ((void));
-
- extern void
- finish_global_stabs PARAMS ((struct objfile *objfile));
-
- EXTERN int os9k_stabs;
-
- /* Functions exported by dbxread.c. These are not in stabsread.h because
- they are only used by some stabs readers. */
-
- extern struct partial_symtab *
- start_psymtab PARAMS ((struct objfile *, struct section_offsets *, char *,
- CORE_ADDR, int, struct partial_symbol *,
- struct partial_symbol *));
-
- extern struct partial_symtab *
- end_psymtab PARAMS ((struct partial_symtab *, char **, int, int, CORE_ADDR,
- struct partial_symtab **, int));
-
- extern void
- process_one_symbol PARAMS ((int, int, CORE_ADDR, char *,
- struct section_offsets *, struct objfile *));
-
- extern void elfstab_build_psymtabs
- PARAMS ((struct objfile *objfile,
- struct section_offsets *section_offsets,
- int mainline,
- file_ptr staboff, unsigned int stabsize,
- file_ptr stabstroffset,
- unsigned int stabstrsize));
-
- extern void coffstab_build_psymtabs
- PARAMS ((struct objfile *objfile,
- struct section_offsets *section_offsets,
- int mainline,
- file_ptr staboff, unsigned int stabsize,
- file_ptr stabstroffset,
- unsigned int stabstrsize));
-
- extern void stabsect_build_psymtabs
- PARAMS ((struct objfile *objfile,
- struct section_offsets *section_offsets,
- int mainline,
- char *stab_name,
- char *stabstr_name,
- char *text_name));
-
- extern void elfstab_offset_sections PARAMS ((struct objfile *,
- struct partial_symtab *));
-
- #undef EXTERN
-