| # Copyright 2007-2024 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| load_lib dwarf.exp |
| |
| # This test can only be run on targets which support DWARF-2 and use gas. |
| require dwarf2_support |
| |
| standard_testfile .c .S |
| set asm_file [standard_output_file $srcfile2] |
| |
| Dwarf::assemble $asm_file { |
| global srcdir subdir srcfile srcfile2 |
| declare_labels lines_label |
| |
| get_func_info main |
| |
| cu {} { |
| compile_unit { |
| {language @DW_LANG_C} |
| {name $srcfile} |
| {stmt_list ${lines_label} DW_FORM_sec_offset} |
| } { |
| declare_labels integer_label |
| set int_size [get_sizeof "int" 4] |
| integer_label: DW_TAG_base_type { |
| {DW_AT_byte_size $int_size DW_FORM_sdata} |
| {DW_AT_encoding @DW_ATE_signed} |
| {DW_AT_name int} |
| } |
| |
| DW_TAG_subprogram { |
| {external 1 flag} |
| {name main} |
| {low_pc $main_start addr} |
| {high_pc "$main_start + $main_len" addr} |
| } |
| |
| DW_TAG_variable { |
| {DW_AT_name file_locno_resolvable} |
| {DW_AT_type :$integer_label} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_locno_unresolvable} |
| {DW_AT_type :$integer_label} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_locempty_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_locempty_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_locaddr_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol file_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_locaddr_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol file_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locno_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locno_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locempty_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locempty_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locaddr_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol file_extern_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| DW_TAG_variable { |
| {DW_AT_name file_extern_locaddr_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol file_extern_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| |
| DW_TAG_variable { |
| {DW_AT_name main_local_locno_resolvable} |
| {DW_AT_type :$integer_label} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_local_locno_unresolvable} |
| {DW_AT_type :$integer_label} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_local_locempty_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_local_locempty_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_local_locaddr_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol main_local_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_local_locaddr_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol main_local_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locno_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locno_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locempty_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locempty_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location {} DW_FORM_block1} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locaddr_resolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol main_extern_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| DW_TAG_variable { |
| {DW_AT_name main_extern_locaddr_unresolvable} |
| {DW_AT_type :$integer_label} |
| {DW_AT_external 1 flag} |
| {DW_AT_location { |
| DW_OP_addr [gdb_target_symbol main_extern_locaddr_resolvable] |
| } SPECIAL_expr} |
| } |
| } |
| } |
| |
| lines {version 5} lines_label { |
| set diridx [include_dir "${srcdir}/${subdir}"] |
| file_name "$srcfile" $diridx |
| |
| program { |
| DW_LNS_set_file $diridx |
| DW_LNE_set_address $main_start |
| line [gdb_get_line_number "main start"] |
| DW_LNS_set_prologue_end |
| DW_LNS_copy |
| } |
| } |
| } |
| |
| if { [prepare_for_testing "failed to prepare" ${testfile} [list $srcfile $asm_file] {nodebug}] } { |
| return -1 |
| } |
| |
| # Symbols have the form: {file,main}_loc{addr,empty,no}_{,un}resolvable |
| # file: Symbol DIE is placed in DW_TAG_compile_unit. |
| # main: Symbol DIE is placed in DW_TAG_subprogram. |
| # locaddr: DW_AT_location is using DW_FORM_block DW_OP_addr <addr>. |
| # locempty: DW_AT_location has zero DW_FORM_block size. |
| # locno: DW_AT_location is not present. |
| # resolvable: .symtab entry exists for this symbol name. |
| # unresolvable: .symtab entry does not exist for this symbol name. |
| # DW_AT_declaration is not present in any of these DIEs. |
| |
| proc file_symbols {type} { |
| with_test_prefix "$type" { |
| |
| global gdb_prompt |
| |
| gdb_test "print file_locaddr_resolvable" "= 1234567890" |
| gdb_test "ptype file_locaddr_resolvable" "type = int" |
| |
| gdb_test "print file_locaddr_unresolvable" "= 1234567890" |
| gdb_test "ptype file_locaddr_unresolvable" "type = int" |
| |
| gdb_test "print file_locempty_resolvable" "= <optimized out>" |
| gdb_test "ptype file_locempty_resolvable" "type = int" |
| |
| gdb_test "print file_locempty_unresolvable" "= <optimized out>" |
| gdb_test "ptype file_locempty_unresolvable" "type = int" |
| |
| gdb_test "print file_locno_resolvable" "= <optimized out>" |
| gdb_test "ptype file_locno_resolvable" "type = int" |
| |
| gdb_test "print file_locno_unresolvable" "= <optimized out>" |
| gdb_test "ptype file_locno_unresolvable" "type = int" |
| |
| gdb_test "print file_extern_locaddr_resolvable" "= 1234567890" |
| gdb_test "ptype file_extern_locaddr_resolvable" "type = int" |
| |
| gdb_test "print file_extern_locaddr_unresolvable" "= 1234567890" |
| gdb_test "ptype file_extern_locaddr_unresolvable" "type = int" |
| |
| gdb_test "print file_extern_locempty_resolvable" "= <optimized out>" |
| gdb_test "ptype file_extern_locempty_resolvable" "type = int" |
| |
| gdb_test "print file_extern_locempty_unresolvable" "= <optimized out>" |
| gdb_test "ptype file_extern_locempty_unresolvable" "type = int" |
| |
| gdb_test "print file_extern_locno_resolvable" "= 1234567890" |
| gdb_test "ptype file_extern_locno_resolvable" "type = int" |
| |
| # `print file_extern_locno_unresolvable' currently prints |
| # Address of symbol "file_extern_locno_unresolvable" is unknown. |
| # As DW_AT_declaration is not present in this DIE |
| # it should print <optimized out>. As usefulness of such DIE is not |
| # clear its resolution is not being tested. |
| } |
| } |
| |
| file_symbols no-run |
| |
| if ![runto_main] { |
| return -1 |
| } |
| |
| file_symbols in-main |
| |
| |
| gdb_test "print main_local_locaddr_resolvable" "= 1234567890" |
| gdb_test "ptype main_local_locaddr_resolvable" "type = int" |
| |
| gdb_test "print main_local_locaddr_unresolvable" "= 1234567890" |
| gdb_test "ptype main_local_locaddr_unresolvable" "type = int" |
| |
| gdb_test "print main_local_locempty_resolvable" "= <optimized out>" |
| gdb_test "ptype main_local_locempty_resolvable" "type = int" |
| |
| gdb_test "print main_local_locempty_unresolvable" "= <optimized out>" |
| gdb_test "ptype main_local_locempty_unresolvable" "type = int" |
| |
| gdb_test "print main_local_locno_resolvable" "= <optimized out>" |
| gdb_test "ptype main_local_locno_resolvable" "type = int" |
| |
| gdb_test "print main_local_locno_unresolvable" "= <optimized out>" |
| gdb_test "ptype main_local_locno_unresolvable" "type = int" |
| |
| gdb_test "print main_extern_locaddr_resolvable" "= 1234567890" |
| gdb_test "ptype main_extern_locaddr_resolvable" "type = int" |
| |
| gdb_test "print main_extern_locaddr_unresolvable" "= 1234567890" |
| gdb_test "ptype main_extern_locaddr_unresolvable" "type = int" |
| |
| gdb_test "print main_extern_locempty_resolvable" "= <optimized out>" |
| gdb_test "ptype main_extern_locempty_resolvable" "type = int" |
| |
| gdb_test "print main_extern_locempty_unresolvable" "= <optimized out>" |
| gdb_test "ptype main_extern_locempty_unresolvable" "type = int" |
| |
| gdb_test "print main_extern_locno_resolvable" "= 1234567890" |
| gdb_test "ptype main_extern_locno_resolvable" "type = int" |
| |
| # For `main_extern_locno_unresolvable' see `file_extern_locno_unresolvable'. |