#include "gdb_bfd.h"
#include "build-id.h"
#include "location.h"
+#include "auxv.h"
extern void _initialize_elfread (void);
}
static struct minimal_symbol *
-record_minimal_symbol (const char *name, int name_len, int copy_name,
+record_minimal_symbol (minimal_symbol_reader &reader,
+ const char *name, int name_len, bool copy_name,
CORE_ADDR address,
enum minimal_symbol_type ms_type,
asection *bfd_section, struct objfile *objfile)
|| ms_type == mst_text_gnu_ifunc)
address = gdbarch_addr_bits_remove (gdbarch, address);
- return prim_record_minimal_symbol_full (name, name_len, copy_name, address,
- ms_type,
- gdb_bfd_section_index (objfile->obfd,
- bfd_section),
- objfile);
+ return reader.record_full (name, name_len, copy_name, address,
+ ms_type,
+ gdb_bfd_section_index (objfile->obfd,
+ bfd_section));
}
/* Read the symbol table of an ELF file.
#define ST_SYNTHETIC 2
static void
-elf_symtab_read (struct objfile *objfile, int type,
+elf_symtab_read (minimal_symbol_reader &reader,
+ struct objfile *objfile, int type,
long number_of_symbols, asymbol **symbol_table,
- int copy_names)
+ bool copy_names)
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
asymbol *sym;
continue;
msym = record_minimal_symbol
- (sym->name, strlen (sym->name), copy_names,
+ (reader, sym->name, strlen (sym->name), copy_names,
symaddr, mst_solib_trampoline, sect, objfile);
if (msym != NULL)
{
continue; /* Skip this symbol. */
}
msym = record_minimal_symbol
- (sym->name, strlen (sym->name), copy_names, symaddr,
+ (reader, sym->name, strlen (sym->name), copy_names, symaddr,
ms_type, sym->section, objfile);
if (msym)
{
int len = atsign - sym->name;
- record_minimal_symbol (sym->name, len, 1, symaddr,
+ record_minimal_symbol (reader, sym->name, len, true, symaddr,
ms_type, sym->section, objfile);
}
}
{
struct minimal_symbol *mtramp;
- mtramp = record_minimal_symbol (sym->name, len - 4, 1,
- symaddr,
+ mtramp = record_minimal_symbol (reader, sym->name, len - 4,
+ true, symaddr,
mst_solib_trampoline,
sym->section, objfile);
if (mtramp)
DYN_SYMBOL_TABLE is no longer easily available for OBJFILE. */
static void
-elf_rel_plt_read (struct objfile *objfile, asymbol **dyn_symbol_table)
+elf_rel_plt_read (minimal_symbol_reader &reader,
+ struct objfile *objfile, asymbol **dyn_symbol_table)
{
bfd *obfd = objfile->obfd;
const struct elf_backend_data *bed = get_elf_backend_data (obfd);
memcpy (&string_buffer[name_len], SYMBOL_GOT_PLT_SUFFIX,
got_suffix_len + 1);
- msym = record_minimal_symbol (string_buffer, name_len + got_suffix_len,
- 1, address, mst_slot_got_plt, got_plt,
+ msym = record_minimal_symbol (reader, string_buffer,
+ name_len + got_suffix_len,
+ true, address, mst_slot_got_plt, got_plt,
objfile);
if (msym)
SET_MSYMBOL_SIZE (msym, ptr_size);
CORE_ADDR start_at_pc, address;
struct type *func_func_type = builtin_type (gdbarch)->builtin_func_func;
struct value *function, *address_val;
+ CORE_ADDR hwcap = 0;
+ struct value *hwcap_val;
/* Try first any non-intrusive methods without an inferior call. */
function = allocate_value (func_func_type);
set_value_address (function, pc);
- /* STT_GNU_IFUNC resolver functions have no parameters. FUNCTION is the
- function entry address. ADDRESS may be a function descriptor. */
+ /* STT_GNU_IFUNC resolver functions usually receive the HWCAP vector as
+ parameter. FUNCTION is the function entry address. ADDRESS may be a
+ function descriptor. */
- address_val = call_function_by_hand (function, 0, NULL);
+ target_auxv_search (¤t_target, AT_HWCAP, &hwcap);
+ hwcap_val = value_from_longest (builtin_type (gdbarch)
+ ->builtin_unsigned_long, hwcap);
+ address_val = call_function_by_hand (function, 1, &hwcap_val);
address = value_as_address (address_val);
address = gdbarch_convert_from_func_ptr_addr (gdbarch, address,
¤t_target);
const struct elfinfo *ei)
{
bfd *synth_abfd, *abfd = objfile->obfd;
- struct cleanup *back_to;
long symcount = 0, dynsymcount = 0, synthcount, storage_needed;
asymbol **symbol_table = NULL, **dyn_symbol_table = NULL;
asymbol *synthsyms;
return;
}
- init_minimal_symbol_collection ();
- back_to = make_cleanup_discard_minimal_symbols ();
+ minimal_symbol_reader reader (objfile);
/* Allocate struct to keep track of the symfile. */
dbx = XCNEW (struct dbx_symfile_info);
bfd_get_filename (objfile->obfd),
bfd_errmsg (bfd_get_error ()));
- elf_symtab_read (objfile, ST_REGULAR, symcount, symbol_table, 0);
+ elf_symtab_read (reader, objfile, ST_REGULAR, symcount, symbol_table,
+ false);
}
/* Add the dynamic symbols. */
bfd_get_filename (objfile->obfd),
bfd_errmsg (bfd_get_error ()));
- elf_symtab_read (objfile, ST_DYNAMIC, dynsymcount, dyn_symbol_table, 0);
+ elf_symtab_read (reader, objfile, ST_DYNAMIC, dynsymcount,
+ dyn_symbol_table, false);
- elf_rel_plt_read (objfile, dyn_symbol_table);
+ elf_rel_plt_read (reader, objfile, dyn_symbol_table);
}
/* Contrary to binutils --strip-debug/--only-keep-debug the strip command from
&synthsyms);
if (synthcount > 0)
{
- asymbol **synth_symbol_table;
long i;
- make_cleanup (xfree, synthsyms);
- synth_symbol_table = XNEWVEC (asymbol *, synthcount);
+ gdb::unique_ptr<asymbol *[]>
+ synth_symbol_table (new asymbol *[synthcount]);
for (i = 0; i < synthcount; i++)
synth_symbol_table[i] = synthsyms + i;
- make_cleanup (xfree, synth_symbol_table);
- elf_symtab_read (objfile, ST_SYNTHETIC, synthcount,
- synth_symbol_table, 1);
+ elf_symtab_read (reader, objfile, ST_SYNTHETIC, synthcount,
+ synth_symbol_table.get (), true);
}
/* Install any minimal symbols that have been collected as the current
responsibility to install them. "mdebug" appears to be the only one
which will do this. */
- install_minimal_symbols (objfile);
- do_cleanups (back_to);
+ reader.install ();
if (symtab_create_debug)
fprintf_unfiltered (gdb_stdlog, "Done reading minimal symbols.\n");
capability even for files compiled without -g. */
static void
-elf_symfile_read (struct objfile *objfile, int symfile_flags)
+elf_symfile_read (struct objfile *objfile, symfile_add_flags symfile_flags)
{
bfd *abfd = objfile->obfd;
struct elfinfo ei;