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Remove dwarf2_per_cu_data::dwarf2_per_objfile 

Nothing references this field anymore, remove it.

gdb/ChangeLog:

	* dwarf2/read.h (struct dwarf2_per_cu_data):
	<dwarf2_per_objfile>: Remove.
	* dwarf2/read.c (create_cu_from_index_list): Don't assign
	dwarf2_per_objfile.
	(create_signatured_type_table_from_index): Likewise.
	(create_signatured_type_table_from_debug_names): Likewise.
	(create_debug_type_hash_table): Likewise.
	(fill_in_sig_entry_from_dwo_entry): Likewise.
	(create_type_unit_group): Likewise.
	(read_comp_units_from_section): Likewise.
	(create_cus_hash_table): Likewise.

Change-Id: Icf0b657a6beec953fe17cbe0fb2ae2c6e744d3ed
This commit is contained in:
Simon Marchi 2020-05-27 11:14:06 -04:00
parent f6e649ddaf
commit 127bbf4b50
3 changed files with 14 additions and 11 deletions
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14
gdb/ChangeLog
View File

@ -1,3 +1,17 @@
2020-05-27 Simon Marchi <simon.marchi@efficios.com>
* dwarf2/read.h (struct dwarf2_per_cu_data):
<dwarf2_per_objfile>: Remove.
* dwarf2/read.c (create_cu_from_index_list): Don't assign
dwarf2_per_objfile.
(create_signatured_type_table_from_index): Likewise.
(create_signatured_type_table_from_debug_names): Likewise.
(create_debug_type_hash_table): Likewise.
(fill_in_sig_entry_from_dwo_entry): Likewise.
(create_type_unit_group): Likewise.
(read_comp_units_from_section): Likewise.
(create_cus_hash_table): Likewise.
2020-05-27 Simon Marchi <simon.marchi@efficios.com> 2020-05-27 Simon Marchi <simon.marchi@efficios.com>
* dwarf2/read.c (process_psymtab_comp_unit): Remove reference to * dwarf2/read.c (process_psymtab_comp_unit): Remove reference to

8
gdb/dwarf2/read.c
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@ -2499,7 +2499,6 @@ create_cu_from_index_list (struct dwarf2_per_objfile *dwarf2_per_objfile,
dwarf2_per_cu_data *the_cu = dwarf2_per_objfile->per_bfd->allocate_per_cu (); dwarf2_per_cu_data *the_cu = dwarf2_per_objfile->per_bfd->allocate_per_cu ();
the_cu->sect_off = sect_off; the_cu->sect_off = sect_off;
the_cu->length = length; the_cu->length = length;
the_cu->dwarf2_per_objfile = dwarf2_per_objfile;
the_cu->section = section; the_cu->section = section;
the_cu->v.quick = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack, the_cu->v.quick = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack,
struct dwarf2_per_cu_quick_data); struct dwarf2_per_cu_quick_data);
@ -2591,7 +2590,6 @@ create_signatured_type_table_from_index
sig_type->per_cu.is_debug_types = 1; sig_type->per_cu.is_debug_types = 1;
sig_type->per_cu.section = section; sig_type->per_cu.section = section;
sig_type->per_cu.sect_off = sect_off; sig_type->per_cu.sect_off = sect_off;
sig_type->per_cu.dwarf2_per_objfile = dwarf2_per_objfile;
sig_type->per_cu.v.quick sig_type->per_cu.v.quick
= OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack, = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack,
struct dwarf2_per_cu_quick_data); struct dwarf2_per_cu_quick_data);
@ -2647,7 +2645,6 @@ create_signatured_type_table_from_debug_names
sig_type->per_cu.is_debug_types = 1; sig_type->per_cu.is_debug_types = 1;
sig_type->per_cu.section = section; sig_type->per_cu.section = section;
sig_type->per_cu.sect_off = sect_off; sig_type->per_cu.sect_off = sect_off;
sig_type->per_cu.dwarf2_per_objfile = dwarf2_per_objfile;
sig_type->per_cu.v.quick sig_type->per_cu.v.quick
= OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack, = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack,
struct dwarf2_per_cu_quick_data); struct dwarf2_per_cu_quick_data);
@ -6337,7 +6334,6 @@ create_debug_type_hash_table (struct dwarf2_per_objfile *dwarf2_per_objfile,
sig_type = dwarf2_per_objfile->per_bfd->allocate_signatured_type (); sig_type = dwarf2_per_objfile->per_bfd->allocate_signatured_type ();
sig_type->signature = header.signature; sig_type->signature = header.signature;
sig_type->type_offset_in_tu = header.type_cu_offset_in_tu; sig_type->type_offset_in_tu = header.type_cu_offset_in_tu;
sig_type->per_cu.dwarf2_per_objfile = dwarf2_per_objfile;
sig_type->per_cu.is_debug_types = 1; sig_type->per_cu.is_debug_types = 1;
sig_type->per_cu.section = section; sig_type->per_cu.section = section;
sig_type->per_cu.sect_off = sect_off; sig_type->per_cu.sect_off = sect_off;
@ -6503,7 +6499,6 @@ fill_in_sig_entry_from_dwo_entry (struct dwarf2_per_objfile *dwarf2_per_objfile,
sig_entry->per_cu.sect_off = dwo_entry->sect_off; sig_entry->per_cu.sect_off = dwo_entry->sect_off;
sig_entry->per_cu.length = dwo_entry->length; sig_entry->per_cu.length = dwo_entry->length;
sig_entry->per_cu.reading_dwo_directly = 1; sig_entry->per_cu.reading_dwo_directly = 1;
sig_entry->per_cu.dwarf2_per_objfile = dwarf2_per_objfile;
sig_entry->per_cu.per_bfd = per_bfd; sig_entry->per_cu.per_bfd = per_bfd;
sig_entry->type_offset_in_tu = dwo_entry->type_offset_in_tu; sig_entry->type_offset_in_tu = dwo_entry->type_offset_in_tu;
sig_entry->dwo_unit = dwo_entry; sig_entry->dwo_unit = dwo_entry;
@ -7319,7 +7314,6 @@ create_type_unit_group (struct dwarf2_cu *cu, sect_offset line_offset_struct)
tu_group = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack, tu_group = OBSTACK_ZALLOC (&dwarf2_per_objfile->per_bfd->obstack,
struct type_unit_group); struct type_unit_group);
per_cu = &tu_group->per_cu; per_cu = &tu_group->per_cu;
per_cu->dwarf2_per_objfile = dwarf2_per_objfile;
per_cu->per_bfd = per_bfd; per_cu->per_bfd = per_bfd;
if (per_bfd->using_index) if (per_bfd->using_index)
@ -8069,7 +8063,6 @@ read_comp_units_from_section (struct dwarf2_per_objfile *dwarf2_per_objfile,
this_cu->sect_off = sect_off; this_cu->sect_off = sect_off;
this_cu->length = cu_header.length + cu_header.initial_length_size; this_cu->length = cu_header.length + cu_header.initial_length_size;
this_cu->is_dwz = is_dwz; this_cu->is_dwz = is_dwz;
this_cu->dwarf2_per_objfile = dwarf2_per_objfile;
this_cu->section = section; this_cu->section = section;
dwarf2_per_objfile->per_bfd->all_comp_units.push_back (this_cu); dwarf2_per_objfile->per_bfd->all_comp_units.push_back (this_cu);
@ -11349,7 +11342,6 @@ create_cus_hash_table (struct dwarf2_per_objfile *dwarf2_per_objfile,
sect_offset sect_off = (sect_offset) (info_ptr - section.buffer); sect_offset sect_off = (sect_offset) (info_ptr - section.buffer);
memset (&per_cu, 0, sizeof (per_cu)); memset (&per_cu, 0, sizeof (per_cu));
per_cu.dwarf2_per_objfile = dwarf2_per_objfile;
per_cu.per_bfd = per_bfd; per_cu.per_bfd = per_bfd;
per_cu.is_debug_types = 0; per_cu.is_debug_types = 0;
per_cu.sect_off = sect_offset (info_ptr - section.buffer); per_cu.sect_off = sect_offset (info_ptr - section.buffer);

3
gdb/dwarf2/read.h
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@ -419,9 +419,6 @@ struct dwarf2_per_cu_data
/* The language of this CU. */ /* The language of this CU. */
enum language lang; enum language lang;
/* The corresponding dwarf2_per_objfile. */
struct dwarf2_per_objfile *dwarf2_per_objfile;
/* Backlink to the owner of this. */ /* Backlink to the owner of this. */
dwarf2_per_bfd *per_bfd; dwarf2_per_bfd *per_bfd;