#include "source.h"
#include "addrmap.h"
#include "gdbtypes.h"
-#include "bcache.h"
#include "ui-out.h"
#include "command.h"
#include "readline/readline.h"
#include <algorithm>
#include <set>
-struct psymbol_bcache
-{
- struct bcache *bcache;
-};
-
static struct partial_symbol *match_partial_symbol (struct objfile *,
struct partial_symtab *,
int,
static struct compunit_symtab *psymtab_to_symtab (struct objfile *objfile,
struct partial_symtab *pst);
+\f
+
+static unsigned long psymbol_hash (const void *addr, int length);
+static int psymbol_compare (const void *addr1, const void *addr2, int length);
+
+psymtab_storage::psymtab_storage ()
+ : psymbol_cache (psymbol_hash, psymbol_compare)
+{
+}
+
+psymtab_storage::~psymtab_storage ()
+{
+}
+
+/* See psymtab.h. */
+
+struct partial_symtab *
+psymtab_storage::allocate_psymtab ()
+{
+ struct partial_symtab *psymtab;
+
+ if (free_psymtabs != nullptr)
+ {
+ psymtab = free_psymtabs;
+ free_psymtabs = psymtab->next;
+ }
+ else
+ psymtab = XOBNEW (obstack (), struct partial_symtab);
+
+ memset (psymtab, 0, sizeof (struct partial_symtab));
+
+ psymtab->next = psymtabs;
+ psymtabs = psymtab;
+
+ return psymtab;
+}
+
+\f
+
/* See psymtab.h. */
-objfile_psymtabs
+psymtab_storage::partial_symtab_range
require_partial_symbols (struct objfile *objfile, int verbose)
{
if ((objfile->flags & OBJF_PSYMTABS_READ) == 0)
/* Partial symbols list are not expected to changed after this
point. */
- objfile->global_psymbols.shrink_to_fit ();
- objfile->static_psymbols.shrink_to_fit ();
+ objfile->partial_symtabs->global_psymbols.shrink_to_fit ();
+ objfile->partial_symtabs->static_psymbols.shrink_to_fit ();
if (verbose && !objfile_has_symbols (objfile))
printf_filtered (_("(No debugging symbols found in %s)\n"),
}
}
- return objfile_psymtabs (objfile);
+ return objfile->psymtabs ();
}
/* Helper function for psym_map_symtabs_matching_filename that
/* Try just the PSYMTABS_ADDRMAP mapping first as it has better granularity
than the later used TEXTLOW/TEXTHIGH one. */
- if (objfile->psymtabs_addrmap != NULL)
+ if (objfile->partial_symtabs->psymtabs_addrmap != NULL)
{
struct partial_symtab *pst
= ((struct partial_symtab *)
- addrmap_find (objfile->psymtabs_addrmap, pc - baseaddr));
+ addrmap_find (objfile->partial_symtabs->psymtabs_addrmap,
+ pc - baseaddr));
if (pst != NULL)
{
/* FIXME: addrmaps currently do not handle overlayed sections,
cache a bad endaddr. */
for (int i = 0; i < psymtab->n_global_syms; i++)
{
- partial_symbol *p = objfile->global_psymbols[psymtab->globals_offset + i];
+ partial_symbol *p
+ = objfile->partial_symtabs->global_psymbols[psymtab->globals_offset
+ + i];
if (p->domain == VAR_DOMAIN
&& p->aclass == LOC_BLOCK
for (int i = 0; i < psymtab->n_static_syms; i++)
{
- partial_symbol *p = objfile->static_psymbols[psymtab->statics_offset + i];
+ partial_symbol *p
+ = objfile->partial_symtabs->static_psymbols[psymtab->statics_offset
+ + i];
if (p->domain == VAR_DOMAIN
&& p->aclass == LOC_BLOCK
partial symtab is empty, we can assume it won't here
because lookup_partial_symbol succeeded. */
const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (stab);
- struct block *block = BLOCKVECTOR_BLOCK (bv, block_index);
+ const struct block *block = BLOCKVECTOR_BLOCK (bv, block_index);
sym = block_find_symbol (block, name, domain,
block_find_non_opaque_type_preferred,
lookup_name_info lookup_name (name, match_type);
start = (global ?
- &objfile->global_psymbols[pst->globals_offset] :
- &objfile->static_psymbols[pst->statics_offset]);
+ &objfile->partial_symtabs->global_psymbols[pst->globals_offset] :
+ &objfile->partial_symtabs->static_psymbols[pst->statics_offset]);
if (global && ordered_compare) /* Can use a binary search. */
{
lookup_name_info lookup_name (search_name.get (), symbol_name_match_type::FULL);
start = (global ?
- &objfile->global_psymbols[pst->globals_offset] :
- &objfile->static_psymbols[pst->statics_offset]);
+ &objfile->partial_symtabs->global_psymbols[pst->globals_offset] :
+ &objfile->partial_symtabs->static_psymbols[pst->statics_offset]);
if (global) /* This means we can use a binary search. */
{
}
if (psymtab->n_global_syms > 0)
{
- print_partial_symbols (gdbarch, objfile,
- &objfile->global_psymbols[psymtab->globals_offset],
- psymtab->n_global_syms, "Global", outfile);
+ print_partial_symbols
+ (gdbarch, objfile,
+ &objfile->partial_symtabs->global_psymbols[psymtab->globals_offset],
+ psymtab->n_global_syms, "Global", outfile);
}
if (psymtab->n_static_syms > 0)
{
- print_partial_symbols (gdbarch, objfile,
- &objfile->static_psymbols[psymtab->statics_offset],
- psymtab->n_static_syms, "Static", outfile);
+ print_partial_symbols
+ (gdbarch, objfile,
+ &objfile->partial_symtabs->static_psymbols[psymtab->statics_offset],
+ psymtab->n_static_syms, "Static", outfile);
}
fprintf_filtered (outfile, "\n");
}
{
struct partial_symtab *psymtab;
- if (objfile->psymtabs)
+ if (objfile->partial_symtabs->psymtabs)
{
printf_filtered ("Psymtabs:\n");
- for (psymtab = objfile->psymtabs;
+ for (psymtab = objfile->partial_symtabs->psymtabs;
psymtab != NULL;
psymtab = psymtab->next)
{
static int
map_block (const char *name, domain_enum domain, struct objfile *objfile,
- struct block *block,
- int (*callback) (struct block *, struct symbol *, void *),
+ const struct block *block,
+ int (*callback) (const struct block *, struct symbol *, void *),
void *data, symbol_name_match_type match)
{
struct block_iterator iter;
psym_map_matching_symbols (struct objfile *objfile,
const char *name, domain_enum domain,
int global,
- int (*callback) (struct block *,
+ int (*callback) (const struct block *,
struct symbol *, void *),
void *data,
symbol_name_match_type match,
ordered_compare))
{
struct compunit_symtab *cust = psymtab_to_symtab (objfile, ps);
- struct block *block;
+ const struct block *block;
if (cust == NULL)
continue;
}
partial_symbol **gbound
- = objfile->global_psymbols.data () + ps->globals_offset + ps->n_global_syms;
+ = (objfile->partial_symtabs->global_psymbols.data ()
+ + ps->globals_offset + ps->n_global_syms);
partial_symbol **sbound
- = objfile->static_psymbols.data () + ps->statics_offset + ps->n_static_syms;
+ = (objfile->partial_symtabs->static_psymbols.data ()
+ + ps->statics_offset + ps->n_static_syms);
partial_symbol **bound = gbound;
/* Go through all of the symbols stored in a partial
symtab in one loop. */
- partial_symbol **psym = objfile->global_psymbols.data () + ps->globals_offset;
+ partial_symbol **psym = (objfile->partial_symtabs->global_psymbols.data ()
+ + ps->globals_offset);
while (keep_going)
{
if (psym >= bound)
{
if (bound == gbound && ps->n_static_syms != 0)
{
- psym = objfile->static_psymbols.data () + ps->statics_offset;
+ psym = (objfile->partial_symtabs->static_psymbols.data ()
+ + ps->statics_offset);
bound = sbound;
}
else
for (partial_symtab *ps : require_partial_symbols (objfile, 1))
ps->searched_flag = PST_NOT_SEARCHED;
- for (partial_symtab *ps : objfile_psymtabs (objfile))
+ for (partial_symtab *ps : objfile->psymtabs ())
{
QUIT;
static int
psym_has_symbols (struct objfile *objfile)
{
- return objfile->psymtabs != NULL;
+ return objfile->partial_symtabs->psymtabs != NULL;
}
/* Helper function for psym_find_compunit_symtab_by_address that fills
{
psym_fill_psymbol_map (objfile, pst,
&seen_addrs,
- objfile->global_psymbols,
+ objfile->partial_symtabs->global_psymbols,
pst->globals_offset,
pst->n_global_syms);
psym_fill_psymbol_map (objfile, pst,
&seen_addrs,
- objfile->static_psymbols,
+ objfile->partial_symtabs->static_psymbols,
pst->statics_offset,
pst->n_static_syms);
}
sort_pst_symbols (struct objfile *objfile, struct partial_symtab *pst)
{
/* Sort the global list; don't sort the static list. */
- auto begin = objfile->global_psymbols.begin ();
+ auto begin = objfile->partial_symtabs->global_psymbols.begin ();
std::advance (begin, pst->globals_offset);
/* The psymbols for this partial_symtab are currently at the end of the
vector. */
- auto end = objfile->global_psymbols.end ();
+ auto end = objfile->partial_symtabs->global_psymbols.end ();
std::sort (begin, end, [] (partial_symbol *s1, partial_symbol *s2)
{
psymtab = allocate_psymtab (filename, objfile);
psymtab->set_text_low (textlow);
psymtab->set_text_high (psymtab->raw_text_low ()); /* default */
- psymtab->globals_offset = objfile->global_psymbols.size ();
- psymtab->statics_offset = objfile->static_psymbols.size ();
+ psymtab->globals_offset = objfile->partial_symtabs->global_psymbols.size ();
+ psymtab->statics_offset = objfile->partial_symtabs->static_psymbols.size ();
return psymtab;
}
void
end_psymtab_common (struct objfile *objfile, struct partial_symtab *pst)
{
- pst->n_global_syms = objfile->global_psymbols.size () - pst->globals_offset;
- pst->n_static_syms = objfile->static_psymbols.size () - pst->statics_offset;
+ pst->n_global_syms = (objfile->partial_symtabs->global_psymbols.size ()
+ - pst->globals_offset);
+ pst->n_static_syms = (objfile->partial_symtabs->static_psymbols.size ()
+ - pst->statics_offset);
sort_pst_symbols (objfile, pst);
}
&& sym1->name == sym2->name);
}
-/* Initialize a partial symbol bcache. */
-
-struct psymbol_bcache *
-psymbol_bcache_init (void)
-{
- struct psymbol_bcache *bcache = XCNEW (struct psymbol_bcache);
-
- bcache->bcache = bcache_xmalloc (psymbol_hash, psymbol_compare);
- return bcache;
-}
-
-/* Free a partial symbol bcache. */
-
-void
-psymbol_bcache_free (struct psymbol_bcache *bcache)
-{
- if (bcache == NULL)
- return;
-
- bcache_xfree (bcache->bcache);
- xfree (bcache);
-}
-
-/* Return the internal bcache of the psymbol_bcache BCACHE. */
-
-struct bcache *
-psymbol_bcache_get_bcache (struct psymbol_bcache *bcache)
-{
- return bcache->bcache;
-}
-
-/* Find a copy of the SYM in BCACHE. If BCACHE has never seen this
- symbol before, add a copy to BCACHE. In either case, return a pointer
- to BCACHE's copy of the symbol. If optional ADDED is not NULL, return
- 1 in case of new entry or 0 if returning an old entry. */
-
-static struct partial_symbol *
-psymbol_bcache_full (struct partial_symbol *sym,
- struct psymbol_bcache *bcache,
- int *added)
-{
- return ((struct partial_symbol *)
- bcache_full (sym, sizeof (struct partial_symbol), bcache->bcache,
- added));
-}
-
/* Helper function, initialises partial symbol structure and stashes
it into objfile's bcache. Note that our caching mechanism will
use all fields of struct partial_symbol to determine hash value of the
memset (&psymbol.language_specific, 0, sizeof (psymbol.language_specific));
psymbol.ada_mangled = 0;
- symbol_set_language (&psymbol, language, &objfile->objfile_obstack);
- symbol_set_names (&psymbol, name, namelength, copy_name, objfile);
+ symbol_set_language (&psymbol, language,
+ objfile->partial_symtabs->obstack ());
+ symbol_set_names (&psymbol, name, namelength, copy_name, objfile->per_bfd);
/* Stash the partial symbol away in the cache. */
- return psymbol_bcache_full (&psymbol, objfile->psymbol_cache, added);
+ return ((struct partial_symbol *)
+ objfile->partial_symtabs->psymbol_cache.insert
+ (&psymbol, sizeof (struct partial_symbol), added));
}
/* Helper function, adds partial symbol to the given partial symbol list. */
/* Save pointer to partial symbol in psymtab, growing symtab if needed. */
std::vector<partial_symbol *> *list
= (where == psymbol_placement::STATIC
- ? &objfile->static_psymbols
- : &objfile->global_psymbols);
+ ? &objfile->partial_symtabs->static_psymbols
+ : &objfile->partial_symtabs->global_psymbols);
append_psymbol_to_list (list, psym, objfile);
}
-/* Initialize storage for partial symbols. */
+/* See psympriv.h. */
void
init_psymbol_list (struct objfile *objfile, int total_symbols)
{
- /* Free any previously allocated psymbol lists. */
- objfile->global_psymbols.clear ();
- objfile->static_psymbols.clear ();
-
- /* Current best guess is that approximately a twentieth
- of the total symbols (in a debugging file) are global or static
- oriented symbols, then multiply that by slop factor of two. */
- objfile->global_psymbols.reserve (total_symbols / 10);
- objfile->static_psymbols.reserve (total_symbols / 10);
+ if (objfile->partial_symtabs->global_psymbols.capacity () == 0
+ && objfile->partial_symtabs->static_psymbols.capacity () == 0)
+ {
+ /* Current best guess is that approximately a twentieth of the
+ total symbols (in a debugging file) are global or static
+ oriented symbols, then multiply that by slop factor of
+ two. */
+ objfile->partial_symtabs->global_psymbols.reserve (total_symbols / 10);
+ objfile->partial_symtabs->static_psymbols.reserve (total_symbols / 10);
+ }
}
/* See psympriv.h. */
struct partial_symtab *
allocate_psymtab (const char *filename, struct objfile *objfile)
{
- struct partial_symtab *psymtab;
-
- if (objfile->free_psymtabs)
- {
- psymtab = objfile->free_psymtabs;
- objfile->free_psymtabs = psymtab->next;
- }
- else
- psymtab = XOBNEW (&objfile->objfile_obstack, partial_symtab);
+ struct partial_symtab *psymtab
+ = objfile->partial_symtabs->allocate_psymtab ();
- memset (psymtab, 0, sizeof (struct partial_symtab));
psymtab->filename
- = (const char *) bcache (filename, strlen (filename) + 1,
- objfile->per_bfd->filename_cache);
+ = ((const char *) objfile->per_bfd->filename_cache.insert
+ (filename, strlen (filename) + 1));
psymtab->compunit_symtab = NULL;
- /* Prepend it to the psymtab list for the objfile it belongs to.
- Psymtabs are searched in most recent inserted -> least recent
- inserted order. */
-
- psymtab->next = objfile->psymtabs;
- objfile->psymtabs = psymtab;
-
if (symtab_create_debug)
{
/* Be a bit clever with debugging messages, and don't print objfile
}
void
-discard_psymtab (struct objfile *objfile, struct partial_symtab *pst)
+psymtab_storage::discard_psymtab (struct partial_symtab *pst)
{
struct partial_symtab **prev_pst;
/* First, snip it out of the psymtab chain. */
- prev_pst = &(objfile->psymtabs);
+ prev_pst = &psymtabs;
while ((*prev_pst) != pst)
prev_pst = &((*prev_pst)->next);
(*prev_pst) = pst->next;
/* Next, put it on a free list for recycling. */
- pst->next = objfile->free_psymtabs;
- objfile->free_psymtabs = pst;
+ pst->next = free_psymtabs;
+ free_psymtabs = pst;
}
\f
if ((psymtab == NULL
|| psymtab->psymtabs_addrmap_supported)
- && objfile->psymtabs_addrmap != NULL)
+ && objfile->partial_symtabs->psymtabs_addrmap != NULL)
{
addrmap_dump_data.objfile = objfile;
addrmap_dump_data.psymtab = psymtab;
addrmap_dump_data.previous_matched = 0;
fprintf_filtered (outfile, "%sddress map:\n",
psymtab == NULL ? "Entire a" : " A");
- addrmap_foreach (objfile->psymtabs_addrmap, dump_psymtab_addrmap_1,
- &addrmap_dump_data);
+ addrmap_foreach (objfile->partial_symtabs->psymtabs_addrmap,
+ dump_psymtab_addrmap_1, &addrmap_dump_data);
}
}
}
found = 0;
- for (objfile *objfile : all_objfiles (current_program_space))
+ for (objfile *objfile : current_program_space->objfiles ())
{
int printed_objfile_header = 0;
int print_for_objfile = 1;
if (address_arg == NULL
&& source_arg == NULL
- && objfile->psymtabs_addrmap != NULL)
+ && objfile->partial_symtabs->psymtabs_addrmap != NULL)
{
outfile->puts ("\n");
dump_psymtab_addrmap (objfile, NULL, outfile);
re_comp (regexp);
ALL_PSPACES (pspace)
- for (objfile *objfile : all_objfiles (pspace))
+ for (objfile *objfile : pspace->objfiles ())
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
printf_filtered (" globals ");
if (psymtab->n_global_syms)
{
- auto p
- = &objfile->global_psymbols[psymtab->globals_offset];
+ auto p = &(objfile->partial_symtabs
+ ->global_psymbols[psymtab->globals_offset]);
printf_filtered
("(* (struct partial_symbol **) %s @ %d)\n",
printf_filtered (" statics ");
if (psymtab->n_static_syms)
{
- auto p
- = &objfile->static_psymbols[psymtab->statics_offset];
+ auto p = &(objfile->partial_symtabs
+ ->static_psymbols[psymtab->statics_offset]);
printf_filtered
("(* (struct partial_symbol **) %s @ %d)\n",
struct symbol *sym;
struct compunit_symtab *cust = NULL;
const struct blockvector *bv;
- struct block *b;
+ const struct block *b;
int length;
- for (objfile *objfile : all_objfiles (current_program_space))
+ for (objfile *objfile : current_program_space->objfiles ())
for (partial_symtab *ps : require_partial_symbols (objfile, 1))
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
continue;
bv = COMPUNIT_BLOCKVECTOR (cust);
b = BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK);
- partial_symbol **psym = &objfile->static_psymbols[ps->statics_offset];
+ partial_symbol **psym
+ = &objfile->partial_symtabs->static_psymbols[ps->statics_offset];
length = ps->n_static_syms;
while (length--)
{
psym++;
}
b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
- psym = &objfile->global_psymbols[ps->globals_offset];
+ psym = &objfile->partial_symtabs->global_psymbols[ps->globals_offset];
length = ps->n_global_syms;
while (length--)
{