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Change dwarf2_initialize_objfile's return value

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dwarf2_initialize_objfile was returning boolean whether it is psymtabs
or .gdb_index while now it needs to return also whether it is
.debug_names.

gdb/ChangeLog
2017-12-08  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* defs.h (elf_sym_fns_lazy_psyms, elf_sym_fns_gdb_index): Move here
	declarations from elfread.c.
	(dwarf2_initialize_objfile): Change return value.
	* elfread.c (elf_sym_fns_lazy_psyms, elf_sym_fns_gdb_index): Move these
	declarations to defs.h.
	(elf_symfile_read): Adjust dwarf2_initialize_objfile caller.
	* symfile.h (dwarf2_initialize_objfile): Change return type.
This commit is contained in:
Jan Kratochvil 2017-12-08 22:44:11 +00:00 committed by Pedro Alves
parent 437afbb81e
commit abccd1e7b7
5 changed files with 23 additions and 13 deletions
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10
gdb/ChangeLog
View File

@ -1,3 +1,13 @@
2017-12-08 Jan Kratochvil <jan.kratochvil@redhat.com>
* defs.h (elf_sym_fns_lazy_psyms, elf_sym_fns_gdb_index): Move here
declarations from elfread.c.
(dwarf2_initialize_objfile): Change return value.
* elfread.c (elf_sym_fns_lazy_psyms, elf_sym_fns_gdb_index): Move these
declarations to defs.h.
(elf_symfile_read): Adjust dwarf2_initialize_objfile caller.
* symfile.h (dwarf2_initialize_objfile): Change return type.
2017-12-08 Jan Kratochvil <jan.kratochvil@redhat.com>
Pedro Alves <palves@redhat.com>

5
gdb/defs.h
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@ -679,6 +679,11 @@ extern int (*deprecated_ui_load_progress_hook) (const char *section,
extern void initialize_progspace (void);
extern void initialize_inferiors (void);
/* From elfread.c */
extern const struct sym_fns elf_sym_fns_lazy_psyms;
extern const struct sym_fns elf_sym_fns_gdb_index;
/* * Special block numbers */
enum block_enum

8
gdb/dwarf2read.c
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@ -5291,7 +5291,7 @@ const struct quick_symbol_functions dwarf2_gdb_index_functions =
/* Initialize for reading DWARF for this objfile. Return 0 if this
file will use psymtabs, or 1 if using the GNU index. */
int
const sym_fns &
dwarf2_initialize_objfile (struct objfile *objfile)
{
/* If we're about to read full symbols, don't bother with the
@ -5320,13 +5320,13 @@ dwarf2_initialize_objfile (struct objfile *objfile)
/* Return 1 so that gdb sees the "quick" functions. However,
these functions will be no-ops because we will have expanded
all symtabs. */
return 1;
return elf_sym_fns_gdb_index;
}
if (dwarf2_read_index (objfile))
return 1;
return elf_sym_fns_gdb_index;
return 0;
return elf_sym_fns_lazy_psyms;
}

11
gdb/elfread.c
View File

@ -48,10 +48,6 @@
#include "location.h"
#include "auxv.h"
/* Forward declarations. */
extern const struct sym_fns elf_sym_fns_gdb_index;
extern const struct sym_fns elf_sym_fns_lazy_psyms;
/* The struct elfinfo is available only during ELF symbol table and
psymtab reading. It is destroyed at the completion of psymtab-reading.
It's local to elf_symfile_read. */
@ -1219,10 +1215,7 @@ elf_symfile_read (struct objfile *objfile, symfile_add_flags symfile_flags)
information present in OBJFILE. If there is such debug info present
never use .gdb_index. */
if (!objfile_has_partial_symbols (objfile)
&& dwarf2_initialize_objfile (objfile))
objfile_set_sym_fns (objfile, &elf_sym_fns_gdb_index);
else
if (objfile_has_partial_symbols (objfile))
{
/* It is ok to do this even if the stabs reader made some
partial symbols, because OBJF_PSYMTABS_READ has not been
@ -1230,6 +1223,8 @@ elf_symfile_read (struct objfile *objfile, symfile_add_flags symfile_flags)
when needed. */
objfile_set_sym_fns (objfile, &elf_sym_fns_lazy_psyms);
}
else
objfile_set_sym_fns (objfile, &dwarf2_initialize_objfile (objfile));
}
/* If the file has its own symbol tables it has no separate debug
info. `.dynsym'/`.symtab' go to MSYMBOLS, `.debug_info' goes to

2
gdb/symfile.h
View File

@ -601,7 +601,7 @@ extern void dwarf2_get_section_info (struct objfile *,
asection **, const gdb_byte **,
bfd_size_type *);
extern int dwarf2_initialize_objfile (struct objfile *);
extern const sym_fns &dwarf2_initialize_objfile (struct objfile *);
extern void dwarf2_build_psymtabs (struct objfile *);
extern void dwarf2_build_frame_info (struct objfile *);