/* Definitions for reading symbol files into GDB.
- Copyright (C) 1990-2014 Free Software Foundation, Inc.
+ Copyright (C) 1990-2016 Free Software Foundation, Inc.
This file is part of GDB.
/* This file requires that you first include "bfd.h". */
#include "symtab.h"
#include "probe.h"
+#include "symfile-add-flags.h"
+#include "objfile-flags.h"
/* Opaque declarations. */
struct target_section;
int size;
};
+struct other_sections
+{
+ CORE_ADDR addr;
+ char *name;
+
+ /* SECTINDEX must be valid for associated BFD or set to -1. */
+ int sectindex;
+};
+
/* Define an array of addresses to accommodate non-contiguous dynamic
loading of modules. This is for use when entering commands, so we
can keep track of the section names until we read the file and can
available. */
size_t num_sections;
/* Sections whose names are file format dependent. */
- struct other_sections
- {
- CORE_ADDR addr;
- char *name;
-
- /* SECTINDEX must be valid for associated BFD or set to -1. */
- int sectindex;
- } other[1];
+ struct other_sections other[1];
};
typedef int (expand_symtabs_symbol_matcher_ftype) (const char *name,
void *data);
+/* Callback for quick_symbol_functions->expand_symtabs_matching
+ to be called after a symtab has been expanded. */
+
+typedef void (expand_symtabs_exp_notify_ftype) \
+ (struct compunit_symtab *symtab, void *data);
+
/* The "quick" symbol functions exist so that symbol readers can
avoiding an initial read of all the symbols. For example, symbol
readers might choose to use the "partial symbol table" utilities,
void *data);
/* Check to see if the symbol is defined in a "partial" symbol table
- of OBJFILE. KIND should be either GLOBAL_BLOCK or STATIC_BLOCK,
+ of OBJFILE. BLOCK_INDEX should be either GLOBAL_BLOCK or STATIC_BLOCK,
depending on whether we want to search global symbols or static
symbols. NAME is the name of the symbol to look for. DOMAIN
indicates what sort of symbol to search for.
- Returns the newly-expanded symbol table in which the symbol is
+ Returns the newly-expanded compunit in which the symbol is
defined, or NULL if no such symbol table exists. If OBJFILE
- contains !TYPE_OPAQUE symbol prefer its symtab. If it contains
- only TYPE_OPAQUE symbol(s), return at least that symtab. */
- struct symtab *(*lookup_symbol) (struct objfile *objfile,
- int kind, const char *name,
- domain_enum domain);
+ contains !TYPE_OPAQUE symbol prefer its compunit. If it contains
+ only TYPE_OPAQUE symbol(s), return at least that compunit. */
+ struct compunit_symtab *(*lookup_symbol) (struct objfile *objfile,
+ int block_index, const char *name,
+ domain_enum domain);
/* Print statistics about any indices loaded for OBJFILE. The
statistics should be printed to gdb_stdout. This is used for
void (*expand_symtabs_with_fullname) (struct objfile *objfile,
const char *fullname);
- /* Find global or static symbols in all tables that are in NAMESPACE
+ /* Find global or static symbols in all tables that are in DOMAIN
and for which MATCH (symbol name, NAME) == 0, passing each to
CALLBACK, reading in partial symbol tables as needed. Look
through global symbols if GLOBAL and otherwise static symbols.
non-zero to indicate that the scan should be terminated. */
void (*map_matching_symbols) (struct objfile *,
- const char *name, domain_enum namespace,
+ const char *name, domain_enum domain,
int global,
int (*callback) (struct block *,
struct symbol *, void *),
(struct objfile *objfile,
expand_symtabs_file_matcher_ftype *file_matcher,
expand_symtabs_symbol_matcher_ftype *symbol_matcher,
+ expand_symtabs_exp_notify_ftype *expansion_notify,
enum search_domain kind,
void *data);
- /* Return the symbol table from OBJFILE that contains PC and
- SECTION. Return NULL if there is no such symbol table. This
- should return the symbol table that contains a symbol whose
+ /* Return the comp unit from OBJFILE that contains PC and
+ SECTION. Return NULL if there is no such compunit. This
+ should return the compunit that contains a symbol whose
address exactly matches PC, or, if there is no exact match, the
- symbol table that contains a symbol whose address is closest to
+ compunit that contains a symbol whose address is closest to
PC. */
- struct symtab *(*find_pc_sect_symtab) (struct objfile *objfile,
- struct bound_minimal_symbol msymbol,
- CORE_ADDR pc,
- struct obj_section *section,
- int warn_if_readin);
+ struct compunit_symtab *(*find_pc_sect_compunit_symtab)
+ (struct objfile *objfile, struct bound_minimal_symbol msymbol,
+ CORE_ADDR pc, struct obj_section *section, int warn_if_readin);
/* Call a callback for every file defined in OBJFILE whose symtab is
not already read in. FUN is the callback. It is passed the file's
The returned value does not have to be freed and it has lifetime of the
OBJFILE. */
VEC (probe_p) *(*sym_get_probes) (struct objfile *);
-
- /* Relocate the probe section of OBJFILE. */
- void (*sym_relocate_probe) (struct objfile *objfile,
- const struct section_offsets *new_offsets,
- const struct section_offsets *delta);
};
/* Structure to keep track of symbol reading functions for various
file we are reading. SYMFILE_FLAGS are the flags passed to
symbol_file_add & co. */
- void (*sym_read) (struct objfile *, int);
+ void (*sym_read) (struct objfile *, symfile_add_flags);
/* Read the partial symbols for an objfile. This may be NULL, in which case
gdb has to check other ways if this objfile has any symbols. This may
void (*sym_finish) (struct objfile *);
+
/* This function produces a file-dependent section_offsets
- structure, allocated in the objfile's storage, and based on the
- parameter. The parameter is currently a CORE_ADDR (FIXME!) for
- backward compatibility with the higher levels of GDB. It should
- probably be changed to a string, where NULL means the default,
- and others are parsed in a file dependent way. */
+ structure, allocated in the objfile's storage.
+
+ The section_addr_info structure contains the offset of loadable and
+ allocated sections, relative to the absolute offsets found in the BFD. */
void (*sym_offsets) (struct objfile *, const struct section_addr_info *);
extern bfd_byte *default_symfile_relocate (struct objfile *objfile,
asection *sectp, bfd_byte *buf);
-extern struct symtab *allocate_symtab (const char *, struct objfile *)
+extern struct symtab *allocate_symtab (struct compunit_symtab *, const char *)
ATTRIBUTE_NONNULL (1);
-extern void add_symtab_fns (enum bfd_flavour flavour, const struct sym_fns *);
-
-/* This enum encodes bit-flags passed as ADD_FLAGS parameter to
- symbol_file_add, etc. */
+extern struct compunit_symtab *allocate_compunit_symtab (struct objfile *,
+ const char *)
+ ATTRIBUTE_NONNULL (1);
-enum symfile_add_flags
- {
- /* Be chatty about what you are doing. */
- SYMFILE_VERBOSE = 1 << 1,
+extern void add_compunit_symtab_to_objfile (struct compunit_symtab *cu);
- /* This is the main symbol file (as opposed to symbol file for dynamically
- loaded code). */
- SYMFILE_MAINLINE = 1 << 2,
+extern void add_symtab_fns (enum bfd_flavour flavour, const struct sym_fns *);
- /* Do not call breakpoint_re_set when adding this symbol file. */
- SYMFILE_DEFER_BP_RESET = 1 << 3,
+extern void clear_symtab_users (symfile_add_flags add_flags);
- /* Do not immediately read symbols for this file. By default,
- symbols are read when the objfile is created. */
- SYMFILE_NO_READ = 1 << 4
- };
+extern enum language deduce_language_from_filename (const char *);
-extern void new_symfile_objfile (struct objfile *, int);
+/* Map the filename extension EXT to the language LANG. Any previous
+ association of EXT will be removed. EXT will be copied by this
+ function. */
+extern void add_filename_language (const char *ext, enum language lang);
-extern struct objfile *symbol_file_add (const char *, int,
- struct section_addr_info *, int);
+extern struct objfile *symbol_file_add (const char *, symfile_add_flags,
+ struct section_addr_info *, objfile_flags);
-extern struct objfile *symbol_file_add_from_bfd (bfd *, const char *, int,
+extern struct objfile *symbol_file_add_from_bfd (bfd *, const char *, symfile_add_flags,
struct section_addr_info *,
- int, struct objfile *parent);
+ objfile_flags, struct objfile *parent);
-extern void symbol_file_add_separate (bfd *, const char *, int,
+extern void symbol_file_add_separate (bfd *, const char *, symfile_add_flags,
struct objfile *);
extern char *find_separate_debug_file_by_debuglink (struct objfile *);
extern bfd *symfile_bfd_open (const char *);
-extern bfd *gdb_bfd_open_maybe_remote (const char *);
-
extern int get_section_index (struct objfile *, char *);
+extern int print_symbol_loading_p (int from_tty, int mainline, int full);
+
/* Utility functions for overlay sections: */
extern enum overlay_debugging_state
{
extern CORE_ADDR symbol_overlayed_address (CORE_ADDR, struct obj_section *);
/* Load symbols from a file. */
-extern void symbol_file_add_main (const char *args, int from_tty);
+extern void symbol_file_add_main (const char *args,
+ symfile_add_flags add_flags);
/* Clear GDB symbol tables. */
extern void symbol_file_clear (int from_tty);
void expand_symtabs_matching (expand_symtabs_file_matcher_ftype *,
expand_symtabs_symbol_matcher_ftype *,
+ expand_symtabs_exp_notify_ftype *,
enum search_domain kind, void *data);
void map_symbol_filenames (symbol_filename_ftype *fun, void *data,
/* From mdebugread.c */
-extern void mdebug_build_psymtabs (struct objfile *,
+extern void mdebug_build_psymtabs (minimal_symbol_reader &,
+ struct objfile *,
const struct ecoff_debug_swap *,
struct ecoff_debug_info *);
projects / deliverable / binutils-gdb.git / blobdiff