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authorTom Tromey <tromey@redhat.com>2012-07-18 19:59:35 +0000
committerTom Tromey <tromey@redhat.com>2012-07-18 19:59:35 +0000
commit365867289923565656f39d44301481caa33a88ea (patch)
treeeab8cff11eae93808e040b220a4a7306aa650a32 /gdb/buildsym.c
parent4bf44c1cf1abad13fcda09e20983757f175c6dca (diff)
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* dwarf2read.c (struct dwarf2_per_objfile) <dwz_file>: New field.
(struct dwarf2_per_cu_data) <length>: No longer bitfield. <is_dwz>: New field. (struct dwz_file): New. (struct partial_die_info) <is_dwz, spec_is_dwz>: New fields. (locate_dwz_sections, dwarf2_get_dwz_file) (get_abbrev_section_for_cu): New functions. (error_check_comp_unit_head, read_and_check_comp_unit_head) (read_and_check_type_unit_head): Add abbrev_section argument. (create_debug_types_hash_table): Update. (init_cutu_and_read_dies): Use proper abbrev section. (init_cutu_and_read_dies_no_follow): Likewise. (set_partial_user): Do nothing if PST==NULL. (read_comp_units_from_section): New function. (create_all_comp_units): Use it. (scan_partial_symbols, partial_die_parent_scope): Update. (skip_one_die): Handle DW_FORM_GNU_ref_alt, DW_FORM_GNU_strp_alt. (process_imported_unit_die, read_partial_die): Handle .dwz files. (find_partial_die): Add offset_in_dwz argument. Update. (guess_partial_die_structure_name, fixup_partial_die): Update. (read_attribute_value): Handle DW_FORM_GNU_ref_alt, DW_FORM_GNU_strp_alt. (read_indirect_string_from_dwz): New function. (dwarf2_const_value_attr): Handle DW_FORM_GNU_strp_alt. (dump_die_shallow): Handle DW_FORM_GNU_ref_alt, DW_FORM_GNU_strp_alt. (is_ref_attr): Handle DW_FORM_GNU_ref_alt. (follow_die_offset): Add offset_in_dwz argument. (follow_die_ref, dwarf2_fetch_die_location_block): Update. (skip_form_bytes): Handle DW_FORM_GNU_strp_alt. (dwarf_decode_macro_bytes): Add section_is_dwz argument. Handle new macro forms. (dwarf_decode_macros): Update. (dwarf2_find_containing_comp_unit): Add offset_in_dwz argument. (dwarf2_per_objfile_free): Unref dwz_bfd, if it exists (lookup_die_type): Handle DW_FORM_GNU_ref_alt. (create_debug_types_hash_table): Use correct abbrev section. (get_debug_line_section): New function. (dwarf_decode_line_header, dwarf_decode_lines_1): Use it. (process_full_comp_unit): Pass 'required' argument to end_symtab_get_static_block. * buildsym.h (end_symtab_get_static_block): Update. * buildsym.c (end_symtab_get_static_block): Add 'required' argument. (end_symtab, end_expandable_symtab): Update.
Diffstat (limited to 'gdb/buildsym.c')
-rw-r--r--gdb/buildsym.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/gdb/buildsym.c b/gdb/buildsym.c
index d547012..e4882fb 100644
--- a/gdb/buildsym.c
+++ b/gdb/buildsym.c
@@ -966,11 +966,14 @@ reset_symtab_globals (void)
file's text.
If EXPANDABLE is non-zero the STATIC_BLOCK dictionary is made
- expandable. */
+ expandable.
+
+ If REQUIRED is non-zero, then a symtab is created even if it does
+ not contain any symbols. */
struct block *
end_symtab_get_static_block (CORE_ADDR end_addr, struct objfile *objfile,
- int expandable)
+ int expandable, int required)
{
/* Finish the lexical context of the last function in the file; pop
the context stack. */
@@ -1038,7 +1041,8 @@ end_symtab_get_static_block (CORE_ADDR end_addr, struct objfile *objfile,
cleanup_undefined_stabs_types (objfile);
finish_global_stabs (objfile);
- if (pending_blocks == NULL
+ if (!required
+ && pending_blocks == NULL
&& file_symbols == NULL
&& global_symbols == NULL
&& have_line_numbers == 0
@@ -1296,7 +1300,7 @@ end_symtab (CORE_ADDR end_addr, struct objfile *objfile, int section)
{
struct block *static_block;
- static_block = end_symtab_get_static_block (end_addr, objfile, 0);
+ static_block = end_symtab_get_static_block (end_addr, objfile, 0, 0);
return end_symtab_from_static_block (static_block, objfile, section, 0);
}
@@ -1308,7 +1312,7 @@ end_expandable_symtab (CORE_ADDR end_addr, struct objfile *objfile,
{
struct block *static_block;
- static_block = end_symtab_get_static_block (end_addr, objfile, 1);
+ static_block = end_symtab_get_static_block (end_addr, objfile, 1, 0);
return end_symtab_from_static_block (static_block, objfile, section, 1);
}