FreeChainXenon/binutils-gdb
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Let mapped index classes create the quick_symbol_functions object

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This changes the mapped index classes to create the
quick_symbol_functions objects.  This is a step toward having a more
abstract interface to mapped indices.
This commit is contained in:
Tom Tromey 2021-03-29 17:58:21 -06:00
parent 6555809e3e
commit 32ae6b930c
2 changed files with 28 additions and 7 deletions
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4
gdb/dwarf2/mapped-index.h
View file

@ -77,6 +77,10 @@ struct mapped_index_base
return false;
}
/* Return a quick_symbol_functions instance that refers back to this
mapped_index_base. */
virtual quick_symbol_functions_up make_quick_functions () const = 0;
/* Build the symbol name component sorted vector, if we haven't
yet. */
void build_name_components (dwarf2_per_objfile *per_objfile);

31
gdb/dwarf2/read.c
View file

@ -243,6 +243,8 @@ struct mapped_index final : public mapped_index_base
size_t symbol_name_count () const override
{ return this->symbol_table.size () / 2; }
quick_symbol_functions_up make_quick_functions () const override;
};
/* A description of the mapped .debug_names.
@ -292,6 +294,8 @@ struct mapped_debug_names final : public mapped_index_base
size_t symbol_name_count () const override
{ return this->name_count; }
quick_symbol_functions_up make_quick_functions () const override;
};
/* See dwarf2/read.h. */
@ -1887,8 +1891,14 @@ make_dwarf_gdb_index ()
return quick_symbol_functions_up (new dwarf2_gdb_index);
}
static quick_symbol_functions_up
make_dwarf_debug_names ()
quick_symbol_functions_up
mapped_index::make_quick_functions () const
{
return quick_symbol_functions_up (new dwarf2_gdb_index);
}
quick_symbol_functions_up
mapped_debug_names::make_quick_functions () const
{
return quick_symbol_functions_up (new dwarf2_debug_names_index);
}
@ -3494,6 +3504,11 @@ public:
return m_symbol_table[idx];
}
quick_symbol_functions_up make_quick_functions () const override
{
return nullptr;
}
private:
gdb::array_view<const char *> m_symbol_table;
};
@ -5281,7 +5296,8 @@ dwarf2_initialize_objfile (struct objfile *objfile)
if (per_bfd->debug_names_table != nullptr)
{
dwarf_read_debug_printf ("re-using shared debug names table");
objfile->qf.push_front (make_dwarf_debug_names ());
objfile->qf.push_front
(per_bfd->debug_names_table->make_quick_functions ());
return;
}
@ -5290,7 +5306,7 @@ dwarf2_initialize_objfile (struct objfile *objfile)
if (per_bfd->index_table != nullptr)
{
dwarf_read_debug_printf ("re-using shared index table");
objfile->qf.push_front (make_dwarf_gdb_index ());
objfile->qf.push_front (per_bfd->index_table->make_quick_functions ());
return;
}
@ -5304,7 +5320,8 @@ dwarf2_initialize_objfile (struct objfile *objfile)
if (dwarf2_read_debug_names (per_objfile))
{
dwarf_read_debug_printf ("found debug names");
objfile->qf.push_front (make_dwarf_debug_names ());
objfile->qf.push_front
(per_bfd->debug_names_table->make_quick_functions ());
return;
}
@ -5313,7 +5330,7 @@ dwarf2_initialize_objfile (struct objfile *objfile)
get_gdb_index_contents_from_section<dwz_file>))
{
dwarf_read_debug_printf ("found gdb index from file");
objfile->qf.push_front (make_dwarf_gdb_index ());
objfile->qf.push_front (per_bfd->index_table->make_quick_functions ());
return;
}
@ -5324,7 +5341,7 @@ dwarf2_initialize_objfile (struct objfile *objfile)
{
dwarf_read_debug_printf ("found gdb index from cache");
global_index_cache.hit ();
objfile->qf.push_front (make_dwarf_gdb_index ());
objfile->qf.push_front (per_bfd->index_table->make_quick_functions ());
return;
}