/* Private partial symbol table definitions.
- Copyright (C) 2009-2021 Free Software Foundation, Inc.
+ Copyright (C) 2009-2022 Free Software Foundation, Inc.
This file is part of GDB.
section has been set. */
struct obj_section *obj_section (struct objfile *objfile) const
{
- if (ginfo.section >= 0)
- return &objfile->sections[ginfo.section];
- return nullptr;
+ return ginfo.obj_section (objfile);
}
/* Return the unrelocated address of this partial symbol. */
CORE_ADDR unrelocated_address () const
{
- return ginfo.value.address;
+ return ginfo.value_address ();
}
/* Return the address of this partial symbol, relocated according to
the offsets provided in OBJFILE. */
CORE_ADDR address (const struct objfile *objfile) const
{
- return ginfo.value.address + objfile->section_offsets[ginfo.section];
+ return (ginfo.value_address ()
+ + objfile->section_offsets[ginfo.section_index ()]);
}
/* Set the address of this partial symbol. The address must be
unrelocated. */
void set_unrelocated_address (CORE_ADDR addr)
{
- ginfo.value.address = addr;
+ ginfo.set_value_address (addr);
}
/* Note that partial_symbol does not derive from general_symbol_info
/* Name space code. */
- ENUM_BITFIELD(domain_enum_tag) domain : SYMBOL_DOMAIN_BITS;
+ ENUM_BITFIELD(domain_enum) domain : SYMBOL_DOMAIN_BITS;
/* Address class (for info_symbols). Note that we don't allow
synthetic "aclass" values here at present, simply because there's
struct partial_symtab
{
- /* Allocate a new partial symbol table associated with OBJFILE.
+ /* Allocate a new partial symbol table.
+
FILENAME (which must be non-NULL) is the filename of this partial
symbol table; it is copied into the appropriate storage. The
partial symtab will also be installed using
psymtab_storage::install. */
- partial_symtab (const char *filename, struct objfile *objfile)
+ partial_symtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd)
ATTRIBUTE_NONNULL (2) ATTRIBUTE_NONNULL (3);
/* Like the above, but also sets the initial text low and text high
from the ADDR argument, and sets the global- and
static-offsets. */
- partial_symtab (const char *filename, struct objfile *objfile,
+ partial_symtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd,
CORE_ADDR addr)
ATTRIBUTE_NONNULL (2) ATTRIBUTE_NONNULL (3);
psymbol_placement where,
CORE_ADDR coreaddr,
enum language language,
+ psymtab_storage *partial_symtabs,
struct objfile *objfile);
/* Add a symbol to this partial symbol table of OBJFILE. The psymbol
void add_psymbol (const partial_symbol &psym,
psymbol_placement where,
+ psymtab_storage *partial_symtabs,
struct objfile *objfile);
object. */
struct standard_psymtab : public partial_symtab
{
- standard_psymtab (const char *filename, struct objfile *objfile)
- : partial_symtab (filename, objfile)
+ standard_psymtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd)
+ : partial_symtab (filename, partial_symtabs, objfile_per_bfd)
{
}
- standard_psymtab (const char *filename, struct objfile *objfile,
+ standard_psymtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd,
CORE_ADDR addr)
- : partial_symtab (filename, objfile, addr)
+ : partial_symtab (filename, partial_symtabs, objfile_per_bfd, addr)
{
}
struct legacy_psymtab : public standard_psymtab
{
- legacy_psymtab (const char *filename, struct objfile *objfile)
- : standard_psymtab (filename, objfile)
+ legacy_psymtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd)
+ : standard_psymtab (filename, partial_symtabs, objfile_per_bfd)
{
}
- legacy_psymtab (const char *filename, struct objfile *objfile,
+ legacy_psymtab (const char *filename,
+ psymtab_storage *partial_symtabs,
+ objfile_per_bfd_storage *objfile_per_bfd,
CORE_ADDR addr)
- : standard_psymtab (filename, objfile, addr)
+ : standard_psymtab (filename, partial_symtabs, objfile_per_bfd, addr)
{
}
{
public:
- psymtab_discarder (struct objfile *objfile)
- : m_objfile (objfile),
- m_psymtab (objfile->partial_symtabs->psymtabs)
+ psymtab_discarder (psymtab_storage *partial_symtabs)
+ : m_partial_symtabs (partial_symtabs),
+ m_psymtab (partial_symtabs->psymtabs)
{
}
~psymtab_discarder ()
{
- if (m_objfile != NULL)
- m_objfile->partial_symtabs->discard_psymtabs_to (m_psymtab);
+ if (m_partial_symtabs != nullptr)
+ m_partial_symtabs->discard_psymtabs_to (m_psymtab);
}
/* Keep any partial symbol tables that were built. */
void keep ()
{
- m_objfile = NULL;
+ m_partial_symtabs = nullptr;
}
private:
- /* The objfile. If NULL this serves as a sentinel to indicate that
- the psymtabs should be kept. */
- struct objfile *m_objfile;
+ /* The partial symbol storage object. */
+ psymtab_storage *m_partial_symtabs;
/* How far back to free. */
struct partial_symtab *m_psymtab;
};
+/* An implementation of quick_symbol_functions, specialized for
+ partial symbols. */
+struct psymbol_functions : public quick_symbol_functions
+{
+ explicit psymbol_functions (const std::shared_ptr<psymtab_storage> &storage)
+ : m_partial_symtabs (storage)
+ {
+ }
+
+ psymbol_functions ()
+ : m_partial_symtabs (new psymtab_storage)
+ {
+ }
+
+ bool has_symbols (struct objfile *objfile) override;
+
+ bool has_unexpanded_symtabs (struct objfile *objfile) override;
+
+ struct symtab *find_last_source_symtab (struct objfile *objfile) override;
+
+ void forget_cached_source_info (struct objfile *objfile) override;
+
+ enum language lookup_global_symbol_language (struct objfile *objfile,
+ const char *name,
+ domain_enum domain,
+ bool *symbol_found_p) override;
+
+ void print_stats (struct objfile *objfile, bool print_bcache) override;
+
+ void dump (struct objfile *objfile) override;
+
+ void expand_all_symtabs (struct objfile *objfile) override;
+
+ void expand_matching_symbols
+ (struct objfile *,
+ const lookup_name_info &lookup_name,
+ domain_enum domain,
+ int global,
+ symbol_compare_ftype *ordered_compare) override;
+
+ bool expand_symtabs_matching
+ (struct objfile *objfile,
+ gdb::function_view<expand_symtabs_file_matcher_ftype> file_matcher,
+ const lookup_name_info *lookup_name,
+ gdb::function_view<expand_symtabs_symbol_matcher_ftype> symbol_matcher,
+ gdb::function_view<expand_symtabs_exp_notify_ftype> expansion_notify,
+ block_search_flags search_flags,
+ domain_enum domain,
+ enum search_domain kind) override;
+
+ 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) override;
+
+ struct compunit_symtab *find_compunit_symtab_by_address
+ (struct objfile *objfile, CORE_ADDR address) override;
+
+ void map_symbol_filenames (struct objfile *objfile,
+ gdb::function_view<symbol_filename_ftype> fun,
+ bool need_fullname) override;
+
+ void relocated () override
+ {
+ m_psymbol_map.clear ();
+ }
+
+ /* Return a range adapter for the psymtabs. */
+ psymtab_storage::partial_symtab_range partial_symbols
+ (struct objfile *objfile);
+
+ /* Return the partial symbol storage associated with this
+ object. */
+ const std::shared_ptr<psymtab_storage> &get_partial_symtabs () const
+ {
+ return m_partial_symtabs;
+ }
+
+ /* Replace the partial symbol table storage in this object with
+ SYMS. */
+ void set_partial_symtabs (const std::shared_ptr<psymtab_storage> &syms)
+ {
+ m_partial_symtabs = syms;
+ }
+
+ /* Find which partial symtab contains PC and SECTION. Return NULL if
+ none. We return the psymtab that contains a symbol whose address
+ exactly matches PC, or, if we cannot find an exact match, the
+ psymtab that contains a symbol whose address is closest to PC. */
+
+ struct partial_symtab *find_pc_sect_psymtab
+ (struct objfile *objfile,
+ CORE_ADDR pc,
+ struct obj_section *section,
+ struct bound_minimal_symbol msymbol);
+
+private:
+
+ /* Count the number of partial symbols in *THIS. */
+ int count_psyms ();
+
+ void fill_psymbol_map (struct objfile *objfile,
+ struct partial_symtab *psymtab,
+ std::set<CORE_ADDR> *seen_addrs,
+ const std::vector<partial_symbol *> &symbols);
+
+ /* Storage for the partial symbols. */
+ std::shared_ptr<psymtab_storage> m_partial_symtabs;
+
+ /* Map symbol addresses to the partial symtab that defines the
+ object at that address. */
+
+ std::vector<std::pair<CORE_ADDR, partial_symtab *>> m_psymbol_map;
+};
+
#endif /* PSYMPRIV_H */
projects / binutils-gdb.git / blobdiff