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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
commitc906108c21474dfb4ed285bcc0ac6fe02cd400cc (patch)
treea0015aa5cedc19ccbab307251353a41722a3ae13 /gdb/stabsread.h
parentcd946cff9ede3f30935803403f06f6ed30cad136 (diff)
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Initial creation of sourceware repositorygdb-4_18-branchpoint
Diffstat (limited to 'gdb/stabsread.h')
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diff --git a/gdb/stabsread.h b/gdb/stabsread.h
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+/* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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;
+
+};
+
+/* The table of header_files of this OBJFILE. */
+#define HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->header_files)
+
+/* The actual length of HEADER_FILES. */
+#define N_HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->n_header_files)
+
+/* The allocated lengh of HEADER_FILES. */
+#define N_ALLOCATED_HEADER_FILES(OBJFILE) \
+ (DBX_SYMFILE_INFO (OBJFILE)->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 == 0 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;
+
+/* COFF files can have multiple .stab sections, if they are linked
+ using --split-by-reloc. This linked list is used to pass the
+ information into the functions in dbxread.c. */
+struct stab_section_list
+{
+ /* Next in list. */
+ struct stab_section_list *next;
+
+ /* Stab section. */
+ asection *section;
+};
+
+/* Functions exported by dbxread.c. These are not in stabsread.c 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 *pst,
+ char **include_list,
+ int num_includes,
+ int capping_symbol_offset,
+ CORE_ADDR capping_text,
+ struct partial_symtab **dependency_list,
+ int number_dependencies,
+ int textlow_not_set));
+
+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,
+ CORE_ADDR textaddr, unsigned int textsize,
+ struct stab_section_list *stabs,
+ 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 *));
+
+extern void process_later
+ PARAMS ((struct symbol *, char *,
+ int (*f) PARAMS ((struct objfile *, struct symbol *, char *))));
+
+extern int symbol_reference_defined PARAMS ((char **));
+
+extern void ref_add PARAMS ((int, struct symbol *, char *, CORE_ADDR));
+
+extern struct symbol * ref_search PARAMS ((int));
+
+extern int resolve_cfront_continuation
+ PARAMS ((struct objfile * objfile, struct symbol * sym, char * p));
+
+#undef EXTERN