#include "source.h"
#include "filestuff.h"
#include "build-id.h"
+#include "namespace.h"
#include <fcntl.h>
#include <sys/types.h>
struct dwarf2_section_info *section;
/* Set to non-NULL iff this CU is currently loaded. When it gets freed out
- of the CU cache it gets reset to NULL again. */
+ of the CU cache it gets reset to NULL again. This is left as NULL for
+ dummy CUs (a CU header, but nothing else). */
struct dwarf2_cu *cu;
/* The corresponding objfile.
static void read_module (struct die_info *die, struct dwarf2_cu *cu);
+static struct using_direct **using_directives (enum language);
+
static void read_import_statement (struct die_info *die, struct dwarf2_cu *);
static int read_namespace_alias (struct die_info *die, struct dwarf2_cu *cu);
dwarf2_per_objfile->gdb_index.size = bfd_get_section_size (sectp);
}
- if ((bfd_get_section_flags (abfd, sectp) & SEC_LOAD)
+ if ((bfd_get_section_flags (abfd, sectp) & (SEC_LOAD | SEC_ALLOC))
&& bfd_section_vma (abfd, sectp) == 0)
dwarf2_per_objfile->has_section_at_zero = 1;
}
else
load_full_comp_unit (per_cu, language_minimal);
- gdb_assert (per_cu->cu != NULL);
+ if (per_cu->cu == NULL)
+ return; /* Dummy CU. */
dwarf2_find_base_address (per_cu->cu->dies, per_cu->cu);
}
that may badly handle TUs, load all the TUs in that DWO as well.
http://sourceware.org/bugzilla/show_bug.cgi?id=15021 */
if (!per_cu->is_debug_types
+ && per_cu->cu != NULL
&& per_cu->cu->dwo_unit != NULL
&& dwarf2_per_objfile->index_table != NULL
&& dwarf2_per_objfile->index_table->version <= 7
if (current_language->la_language == language_cplus
|| current_language->la_language == language_java
- || current_language->la_language == language_fortran)
+ || current_language->la_language == language_fortran
+ || current_language->la_language == language_d)
{
/* NAME is already canonical. Drop any qualifiers as .gdb_index does
not contain any. */
subpst->dirname = pst->dirname;
}
- subpst->section_offsets = pst->section_offsets;
subpst->textlow = 0;
subpst->texthigh = 0;
struct objfile *objfile = per_cu->objfile;
struct partial_symtab *pst;
- pst = start_psymtab_common (objfile, objfile->section_offsets,
- name, 0,
+ pst = start_psymtab_common (objfile, name, 0,
objfile->global_psymbols.next,
objfile->static_psymbols.next);
pst->textlow = gdbarch_adjust_dwarf2_addr (gdbarch, best_lowpc + baseaddr);
pst->texthigh = gdbarch_adjust_dwarf2_addr (gdbarch, best_highpc + baseaddr);
- pst->n_global_syms = objfile->global_psymbols.next -
- (objfile->global_psymbols.list + pst->globals_offset);
- pst->n_static_syms = objfile->static_psymbols.next -
- (objfile->static_psymbols.list + pst->statics_offset);
- sort_pst_symbols (objfile, pst);
+ end_psymtab_common (objfile, pst);
if (!VEC_empty (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs))
{
highpc = (CORE_ADDR) 0;
scan_partial_symbols (first_die, &lowpc, &highpc, 0, cu);
- pst->n_global_syms = objfile->global_psymbols.next -
- (objfile->global_psymbols.list + pst->globals_offset);
- pst->n_static_syms = objfile->static_psymbols.next -
- (objfile->static_psymbols.list + pst->statics_offset);
- sort_pst_symbols (objfile, pst);
+ end_psymtab_common (objfile, pst);
}
/* Struct used to sort TUs by their abbreviation table offset. */
built_actual_name != NULL,
VAR_DOMAIN, LOC_BLOCK,
&objfile->global_psymbols,
- 0, addr, cu->language, objfile);
+ addr, cu->language, objfile);
}
else
{
built_actual_name != NULL,
VAR_DOMAIN, LOC_BLOCK,
&objfile->static_psymbols,
- 0, addr, cu->language, objfile);
+ addr, cu->language, objfile);
}
break;
case DW_TAG_constant:
list = &objfile->static_psymbols;
add_psymbol_to_list (actual_name, strlen (actual_name),
built_actual_name != NULL, VAR_DOMAIN, LOC_STATIC,
- list, 0, 0, cu->language, objfile);
+ list, 0, cu->language, objfile);
}
break;
case DW_TAG_variable:
built_actual_name != NULL,
VAR_DOMAIN, LOC_STATIC,
&objfile->global_psymbols,
- 0, addr + baseaddr,
+ addr + baseaddr,
cu->language, objfile);
}
else
built_actual_name != NULL,
VAR_DOMAIN, LOC_STATIC,
&objfile->static_psymbols,
- 0,
has_loc ? addr + baseaddr : (CORE_ADDR) 0,
cu->language, objfile);
}
built_actual_name != NULL,
VAR_DOMAIN, LOC_TYPEDEF,
&objfile->static_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
break;
case DW_TAG_imported_declaration:
case DW_TAG_namespace:
built_actual_name != NULL,
VAR_DOMAIN, LOC_TYPEDEF,
&objfile->global_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
break;
case DW_TAG_module:
add_psymbol_to_list (actual_name, strlen (actual_name),
built_actual_name != NULL,
MODULE_DOMAIN, LOC_TYPEDEF,
&objfile->global_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
break;
case DW_TAG_class_type:
case DW_TAG_interface_type:
|| cu->language == language_java)
? &objfile->global_psymbols
: &objfile->static_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
break;
case DW_TAG_enumerator:
|| cu->language == language_java)
? &objfile->global_psymbols
: &objfile->static_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
break;
default:
break;
may load a new CU, adding it to the end of the queue. */
for (item = dwarf2_queue; item != NULL; dwarf2_queue = item = next_item)
{
- if (dwarf2_per_objfile->using_index
- ? !item->per_cu->v.quick->compunit_symtab
- : (item->per_cu->v.psymtab && !item->per_cu->v.psymtab->readin))
+ if ((dwarf2_per_objfile->using_index
+ ? !item->per_cu->v.quick->compunit_symtab
+ : (item->per_cu->v.psymtab && !item->per_cu->v.psymtab->readin))
+ /* Skip dummy CUs. */
+ && item->per_cu->cu != NULL)
{
struct dwarf2_per_cu_data *per_cu = item->per_cu;
unsigned int debug_print_threshold;
len = VEC_length (compunit_symtab_ptr, result_symtabs);
cust->includes
= obstack_alloc (&dwarf2_per_objfile->objfile->objfile_obstack,
- (len + 1) * sizeof (struct symtab *));
+ (len + 1) * sizeof (struct compunit_symtab *));
for (ix = 0;
VEC_iterate (compunit_symtab_ptr, result_symtabs, ix,
compunit_symtab_iter);
/* These are the only languages we know how to qualify names in. */
if (name != NULL
&& (cu->language == language_cplus || cu->language == language_java
- || cu->language == language_fortran))
+ || cu->language == language_fortran || cu->language == language_d))
{
if (die_needs_namespace (die, cu))
{
return 0;
}
+/* Return the using directives repository (global or local?) to use in the
+ current context for LANGUAGE.
+
+ For Ada, imported declarations can materialize renamings, which *may* be
+ global. However it is impossible (for now?) in DWARF to distinguish
+ "external" imported declarations and "static" ones. As all imported
+ declarations seem to be static in all other languages, make them all CU-wide
+ global only in Ada. */
+
+static struct using_direct **
+using_directives (enum language language)
+{
+ if (language == language_ada && context_stack_depth == 0)
+ return &global_using_directives;
+ else
+ return &local_using_directives;
+}
+
/* Read the import statement specified by the given die and record it. */
static void
}
else if (strlen (imported_name_prefix) > 0)
canonical_name = obconcat (&objfile->objfile_obstack,
- imported_name_prefix, "::", imported_name,
- (char *) NULL);
+ imported_name_prefix,
+ (cu->language == language_d ? "." : "::"),
+ imported_name, (char *) NULL);
else
canonical_name = imported_name;
process_die (child_die, cu);
}
- cp_add_using_directive (import_prefix,
- canonical_name,
- import_alias,
- imported_declaration,
- excludes,
- 0,
- &objfile->objfile_obstack);
+ add_using_directive (using_directives (cu->language),
+ import_prefix,
+ canonical_name,
+ import_alias,
+ imported_declaration,
+ excludes,
+ 0,
+ &objfile->objfile_obstack);
do_cleanups (cleanups);
}
lowpc, highpc);
/* For C++, set the block's scope. */
- if ((cu->language == language_cplus || cu->language == language_fortran)
+ if ((cu->language == language_cplus
+ || cu->language == language_fortran
+ || cu->language == language_d)
&& cu->processing_has_namespace_info)
block_set_scope (block, determine_prefix (die, cu),
&objfile->objfile_obstack);
when we finish processing a function scope, we may need to go
back to building a containing block's symbol lists. */
local_symbols = newobj->locals;
- using_directives = newobj->using_directives;
+ local_using_directives = newobj->local_using_directives;
/* If we've finished processing a top-level function, subsequent
symbols go in the file symbol list. */
inherit_abstract_dies (die, cu);
newobj = pop_context ();
- if (local_symbols != NULL || using_directives != NULL)
+ if (local_symbols != NULL || local_using_directives != NULL)
{
struct block *block
= finish_block (0, &local_symbols, newobj->old_blocks,
dwarf2_record_block_ranges (die, block, baseaddr, cu);
}
local_symbols = newobj->locals;
- using_directives = newobj->using_directives;
+ local_using_directives = newobj->local_using_directives;
}
/* Read in DW_TAG_GNU_call_site and insert it to CU->call_site_htab. */
/* Get accessibility. */
attr = dwarf2_attr (die, DW_AT_accessibility, cu);
if (attr)
- accessibility = DW_UNSND (attr);
+ accessibility = (enum dwarf_access_attribute) DW_UNSND (attr);
else
accessibility = dwarf2_default_access_attribute (die, cu);
switch (accessibility)
if (name != NULL)
{
if (cu->language == language_cplus
- || cu->language == language_java)
+ || cu->language == language_java
+ || cu->language == language_d)
{
const char *full_name = dwarf2_full_name (name, die, cu);
attr = dwarf2_attr (die, DW_AT_ordering, cu);
- if (attr) return DW_SND (attr);
+ if (attr)
+ return (enum dwarf_array_dim_ordering) DW_SND (attr);
/* GNU F77 is a special case, as at 08/2004 array type info is the
opposite order to the dwarf2 specification, but data is still
return set_die_type (die, type, cu);
}
-/* Read a C++ namespace. */
+/* Read a namespace scope. */
static void
read_namespace (struct die_info *die, struct dwarf2_cu *cu)
{
const char *previous_prefix = determine_prefix (die, cu);
- cp_add_using_directive (previous_prefix, TYPE_NAME (type), NULL,
- NULL, NULL, 0, &objfile->objfile_obstack);
+ add_using_directive (using_directives (cu->language),
+ previous_prefix, TYPE_NAME (type), NULL,
+ NULL, NULL, 0, &objfile->objfile_obstack);
}
}
/* read in abbrev header */
cur_abbrev->number = abbrev_number;
- cur_abbrev->tag = read_unsigned_leb128 (abfd, abbrev_ptr, &bytes_read);
+ cur_abbrev->tag
+ = (enum dwarf_tag) read_unsigned_leb128 (abfd, abbrev_ptr, &bytes_read);
abbrev_ptr += bytes_read;
cur_abbrev->has_children = read_1_byte (abfd, abbrev_ptr);
abbrev_ptr += 1;
* sizeof (struct attr_abbrev)));
}
- cur_attrs[cur_abbrev->num_attrs].name = abbrev_name;
- cur_attrs[cur_abbrev->num_attrs++].form = abbrev_form;
+ cur_attrs[cur_abbrev->num_attrs].name
+ = (enum dwarf_attribute) abbrev_name;
+ cur_attrs[cur_abbrev->num_attrs++].form
+ = (enum dwarf_form) abbrev_form;
abbrev_name = read_unsigned_leb128 (abfd, abbrev_ptr, &bytes_read);
abbrev_ptr += bytes_read;
abbrev_form = read_unsigned_leb128 (abfd, abbrev_ptr, &bytes_read);
add_psymbol_to_list (part_die->name, strlen (part_die->name), 0,
VAR_DOMAIN, LOC_TYPEDEF,
&objfile->static_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
info_ptr = locate_pdi_sibling (reader, part_die, info_ptr);
continue;
}
|| cu->language == language_java)
? &objfile->global_psymbols
: &objfile->static_psymbols,
- 0, (CORE_ADDR) 0, cu->language, objfile);
+ 0, cu->language, objfile);
info_ptr = locate_pdi_sibling (reader, part_die, info_ptr);
continue;
unsigned int bytes_read;
struct dwarf_block *blk;
- attr->form = form;
+ attr->form = (enum dwarf_form) form;
switch (form)
{
case DW_FORM_ref_addr:
return include_name;
}
-/* Function to record a line number. */
-
-typedef void (record_line_ftype) (struct subfile *subfile, int line,
- CORE_ADDR pc);
-
/* State machine to track the state of the line number program. */
typedef struct
lh->file_names[file - 1].included_p = 1;
if (reader->record_lines_p && is_stmt)
{
- if (state->last_subfile != current_subfile)
+ if (state->last_subfile != current_subfile || end_sequence)
{
dwarf_finish_line (reader->gdbarch, state->last_subfile,
state->address, state->record_line);
class. */
if (cu->language == language_cplus
|| cu->language == language_java
- || cu->language == language_ada)
+ || cu->language == language_ada
+ || cu->language == language_d)
{
/* The symbol's name is already allocated along
with this objfile, so we don't need to
char *retval;
if (cu->language != language_cplus && cu->language != language_java
- && cu->language != language_fortran)
+ && cu->language != language_fortran && cu->language != language_d)
return "";
retval = anonymous_struct_prefix (die, cu);
sep = "";
else if (cu->language == language_java)
sep = ".";
+ else if (cu->language == language_d)
+ {
+ /* For D, the 'main' function could be defined in any module, but it
+ should never be prefixed. */
+ if (strcmp (suffix, "D main") == 0)
+ {
+ prefix = "";
+ sep = "";
+ }
+ else
+ sep = ".";
+ }
else if (cu->language == language_fortran && physname)
{
/* This is gfortran specific mangling. Normally DW_AT_linkage_name or
if (per_cu->cu == NULL)
load_cu (per_cu);
cu = per_cu->cu;
+ if (cu == NULL)
+ {
+ /* We shouldn't get here for a dummy CU, but don't crash on the user.
+ Instead just throw an error, not much else we can do. */
+ error (_("Dwarf Error: Dummy CU at 0x%x referenced in module %s"),
+ offset.sect_off, objfile_name (per_cu->objfile));
+ }
die = follow_die_offset (offset, per_cu->is_dwz, &cu);
if (!die)
if (per_cu->cu == NULL)
load_cu (per_cu);
cu = per_cu->cu;
+ if (cu == NULL)
+ {
+ /* We shouldn't get here for a dummy CU, but don't crash on the user.
+ Instead just throw an error, not much else we can do. */
+ error (_("Dwarf Error: Dummy CU at 0x%x referenced in module %s"),
+ offset.sect_off, objfile_name (per_cu->objfile));
+ }
die = follow_die_offset (offset, per_cu->is_dwz, &cu);
if (!die)
for (i = 0; i < arg; ++i)
{
- mac_ptr = skip_form_bytes (abfd, mac_ptr, mac_end, defn[i], offset_size,
+ mac_ptr = skip_form_bytes (abfd, mac_ptr, mac_end,
+ (enum dwarf_form) defn[i], offset_size,
section);
if (mac_ptr == NULL)
{
break;
}
- macinfo_type = read_1_byte (abfd, mac_ptr);
+ macinfo_type = (enum dwarf_macro_record_type) read_1_byte (abfd, mac_ptr);
mac_ptr++;
/* Note that we rely on the fact that the corresponding GNU and
/* We don't increment mac_ptr here, so this is just
a look-ahead. */
- next_type = read_1_byte (abfd, mac_ptr);
+ next_type
+ = (enum dwarf_macro_record_type) read_1_byte (abfd,
+ mac_ptr);
if (next_type != 0)
complaint (&symfile_complaints,
_("no terminating 0-type entry for "
break;
}
- macinfo_type = read_1_byte (abfd, mac_ptr);
+ macinfo_type = (enum dwarf_macro_record_type) read_1_byte (abfd, mac_ptr);
mac_ptr++;
/* Note that we rely on the fact that the corresponding GNU and
projects / deliverable / binutils-gdb.git / blobdiff