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-rw-r--r--gdb/ChangeLog12
-rw-r--r--gdb/dwarf2/read.c43
-rw-r--r--gdb/dwarf2/read.h3
3 files changed, 32 insertions, 26 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6123270..fcc8f2a 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,17 @@
2021-03-20 Tom Tromey <tom@tromey.com>
+ * dwarf2/read.h (struct dwarf2_per_bfd) <psymtabs_addrmap>: New
+ member.
+ * dwarf2/read.c (create_addrmap_from_index)
+ (create_addrmap_from_aranges): Set per_bfd addrmap.
+ (dwarf2_read_gdb_index): Don't set partial_symtabs.
+ (dwarf2_base_index_functions::find_pc_sect_compunit_symtab): Use
+ per_bfd addrmap.
+ (dwarf2_read_debug_names): Don't set partial_symtabs.
+ (dwarf2_initialize_objfile): Likewise.
+
+2021-03-20 Tom Tromey <tom@tromey.com>
+
* dwarf2/read.c (dwarf2_build_psymtabs): Set partial_symtabs
earlier.
diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 9de9e48..483c6fb 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -2700,13 +2700,14 @@ create_signatured_type_table_from_debug_names
}
/* Read the address map data from the mapped index, and use it to
- populate the objfile's psymtabs_addrmap. */
+ populate the psymtabs_addrmap. */
static void
create_addrmap_from_index (dwarf2_per_objfile *per_objfile,
struct mapped_index *index)
{
struct objfile *objfile = per_objfile->objfile;
+ dwarf2_per_bfd *per_bfd = per_objfile->per_bfd;
struct gdbarch *gdbarch = objfile->arch ();
const gdb_byte *iter, *end;
struct addrmap *mutable_map;
@@ -2738,7 +2739,7 @@ create_addrmap_from_index (dwarf2_per_objfile *per_objfile,
continue;
}
- if (cu_index >= per_objfile->per_bfd->all_comp_units.size ())
+ if (cu_index >= per_bfd->all_comp_units.size ())
{
complaint (_(".gdb_index address table has invalid CU number %u"),
(unsigned) cu_index);
@@ -2748,15 +2749,15 @@ create_addrmap_from_index (dwarf2_per_objfile *per_objfile,
lo = gdbarch_adjust_dwarf2_addr (gdbarch, lo + baseaddr) - baseaddr;
hi = gdbarch_adjust_dwarf2_addr (gdbarch, hi + baseaddr) - baseaddr;
addrmap_set_empty (mutable_map, lo, hi - 1,
- per_objfile->per_bfd->get_cu (cu_index));
+ per_bfd->get_cu (cu_index));
}
- objfile->partial_symtabs->psymtabs_addrmap
- = addrmap_create_fixed (mutable_map, objfile->partial_symtabs->obstack ());
+ per_bfd->index_addrmap = addrmap_create_fixed (mutable_map,
+ &per_bfd->obstack);
}
/* Read the address map data from DWARF-5 .debug_aranges, and use it to
- populate the objfile's psymtabs_addrmap. */
+ populate the psymtabs_addrmap. */
static void
create_addrmap_from_aranges (dwarf2_per_objfile *per_objfile,
@@ -2766,6 +2767,7 @@ create_addrmap_from_aranges (dwarf2_per_objfile *per_objfile,
bfd *abfd = objfile->obfd;
struct gdbarch *gdbarch = objfile->arch ();
const CORE_ADDR baseaddr = objfile->text_section_offset ();
+ dwarf2_per_bfd *per_bfd = per_objfile->per_bfd;
auto_obstack temp_obstack;
addrmap *mutable_map = addrmap_create_mutable (&temp_obstack);
@@ -2902,7 +2904,7 @@ create_addrmap_from_aranges (dwarf2_per_objfile *per_objfile,
addr += address_size;
if (start == 0 && length == 0)
break;
- if (start == 0 && !per_objfile->per_bfd->has_section_at_zero)
+ if (start == 0 && !per_bfd->has_section_at_zero)
{
/* Symbol was eliminated due to a COMDAT group. */
continue;
@@ -2916,8 +2918,8 @@ create_addrmap_from_aranges (dwarf2_per_objfile *per_objfile,
}
}
- objfile->partial_symtabs->psymtabs_addrmap
- = addrmap_create_fixed (mutable_map, objfile->partial_symtabs->obstack ());
+ per_bfd->index_addrmap = addrmap_create_fixed (mutable_map,
+ &per_bfd->obstack);
}
/* Find a slot in the mapped index INDEX for the object named NAME.
@@ -3184,11 +3186,6 @@ dwarf2_read_gdb_index
per_bfd->quick_file_names_table =
create_quick_file_names_table (per_bfd->all_comp_units.size ());
- /* Save partial symtabs in the per_bfd object, for the benefit of subsequent
- objfiles using the same BFD. */
- gdb_assert (per_bfd->partial_symtabs == nullptr);
- per_bfd->partial_symtabs = objfile->partial_symtabs;
-
return 1;
}
@@ -4925,16 +4922,17 @@ dwarf2_base_index_functions::find_pc_sect_compunit_symtab
struct dwarf2_per_cu_data *data;
struct compunit_symtab *result;
- if (!objfile->partial_symtabs->psymtabs_addrmap)
+ dwarf2_per_objfile *per_objfile = get_dwarf2_per_objfile (objfile);
+ if (per_objfile->per_bfd->index_addrmap == nullptr)
return NULL;
CORE_ADDR baseaddr = objfile->text_section_offset ();
- data = (struct dwarf2_per_cu_data *) addrmap_find
- (objfile->partial_symtabs->psymtabs_addrmap, pc - baseaddr);
+ data = ((struct dwarf2_per_cu_data *)
+ addrmap_find (per_objfile->per_bfd->index_addrmap,
+ pc - baseaddr));
if (!data)
return NULL;
- dwarf2_per_objfile *per_objfile = get_dwarf2_per_objfile (objfile);
if (warn_if_readin && per_objfile->symtab_set_p (data))
warning (_("(Internal error: pc %s in read in CU, but not in symtab.)"),
paddress (objfile->arch (), pc));
@@ -5345,11 +5343,6 @@ dwarf2_read_debug_names (dwarf2_per_objfile *per_objfile)
per_bfd->quick_file_names_table =
create_quick_file_names_table (per_objfile->per_bfd->all_comp_units.size ());
- /* Save partial symtabs in the per_bfd object, for the benefit of subsequent
- objfiles using the same BFD. */
- gdb_assert (per_bfd->partial_symtabs == nullptr);
- per_bfd->partial_symtabs = objfile->partial_symtabs;
-
return true;
}
@@ -6057,7 +6050,6 @@ dwarf2_initialize_objfile (struct objfile *objfile, dw_index_kind *index_kind)
{
dwarf_read_debug_printf ("re-using shared debug names table");
*index_kind = dw_index_kind::DEBUG_NAMES;
- per_objfile->objfile->partial_symtabs = per_bfd->partial_symtabs;
per_objfile->resize_symtabs ();
return true;
}
@@ -6068,7 +6060,6 @@ dwarf2_initialize_objfile (struct objfile *objfile, dw_index_kind *index_kind)
{
dwarf_read_debug_printf ("re-using shared index table");
*index_kind = dw_index_kind::GDB_INDEX;
- per_objfile->objfile->partial_symtabs = per_bfd->partial_symtabs;
per_objfile->resize_symtabs ();
return true;
}
@@ -14504,7 +14495,7 @@ dwarf2_ranges_process (unsigned offset, struct dwarf2_cu *cu, dwarf_tag tag,
/* Get low and high pc attributes from DW_AT_ranges attribute value OFFSET.
Return 1 if the attributes are present and valid, otherwise, return 0.
- If RANGES_PST is not NULL we should setup `objfile->psymtabs_addrmap'. */
+ If RANGES_PST is not NULL we should set up the `psymtabs_addrmap'. */
static int
dwarf2_ranges_read (unsigned offset, CORE_ADDR *low_return,
diff --git a/gdb/dwarf2/read.h b/gdb/dwarf2/read.h
index 8932341..6cfbee9 100644
--- a/gdb/dwarf2/read.h
+++ b/gdb/dwarf2/read.h
@@ -257,6 +257,9 @@ public:
partial symbols have been read the first time. */
std::shared_ptr<psymtab_storage> partial_symtabs;
+ /* The address map that is used by the DWARF index code. */
+ struct addrmap *index_addrmap = nullptr;
+
private:
/* The total number of per_cu and signatured_type objects that have
generated by cgit v1.1 at 2024-12-11 10:36:43 +0000