| # Copyright 1992-2026 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/>. |
| |
| # Test callling a method on a variable that has been put in a |
| # register. |
| |
| require allow_cplus_tests |
| |
| load_lib "cp-support.exp" |
| load_lib dwarf.exp |
| |
| standard_testfile .cc -dw.S |
| |
| set flags_debug {} |
| lappend flags_debug debug |
| lappend flags_debug c++ |
| |
| set flags_nodebug {} |
| lappend flags_nodebug nodebug |
| lappend flags_nodebug c++ |
| |
| if {[prepare_for_testing "failed to prepare" $testfile $srcfile $flags_debug]} { |
| return -1 |
| } |
| |
| set asm_file [standard_output_file $srcfile2] |
| Dwarf::assemble $asm_file { |
| |
| set main_result \ |
| [function_range main ${::srcdir}/${::subdir}/${::srcfile} $::flags_debug] |
| set main_start [lindex $main_result 0] |
| set main_length [lindex $main_result 1] |
| |
| cu {} { |
| compile_unit { |
| DW_AT_language @DW_LANG_C_plus_plus |
| DW_AT_name $::srcfile |
| DW_AT_comp_dir /tmp |
| } { |
| declare_labels int_type_label struct_type_label \ |
| struct_ptr_type_label |
| set ptr_size [get_sizeof "void *" 96] |
| |
| DW_TAG_subprogram { |
| DW_AT_name main |
| DW_AT_low_pc $main_start addr |
| DW_AT_high_pc $main_length data8 |
| DW_AT_type :$int_type_label |
| } |
| |
| int_type_label: DW_TAG_base_type { |
| DW_AT_byte_size 4 DW_FORM_sdata |
| DW_AT_encoding @DW_ATE_signed |
| DW_AT_name int |
| } |
| |
| struct_type_label: DW_TAG_structure_type { |
| DW_AT_byte_size 4 DW_FORM_sdata |
| DW_AT_name small |
| } { |
| member { |
| DW_AT_name xxx |
| DW_AT_type :$int_type_label |
| DW_AT_data_member_location 0 data1 |
| } |
| subprogram { |
| DW_AT_name yyy |
| DW_AT_type :$int_type_label |
| } { |
| formal_parameter { |
| DW_AT_type :$struct_ptr_type_label |
| DW_AT_artificial 1 flag_present |
| } |
| } |
| } |
| |
| struct_ptr_type_label: DW_TAG_pointer_type { |
| DW_AT_byte_size $ptr_size DW_FORM_data1 |
| DW_AT_type :$struct_type_label |
| } |
| |
| DW_TAG_variable { |
| DW_AT_name global_var |
| DW_AT_type :$struct_type_label |
| DW_AT_location { |
| DW_OP_reg0 |
| } SPECIAL_expr |
| DW_AT_external 1 flag |
| } |
| } |
| } |
| } |
| |
| if { [prepare_for_testing "failed to prepare" ${testfile} \ |
| [list $srcfile $asm_file] $::flags_nodebug] } { |
| return -1 |
| } |
| |
| if {![runto_main]} { |
| return -1 |
| } |
| |
| gdb_test "print global_var.yyy ()" \ |
| "Address requested for identifier \"global_var\" which is in register .*" \ |
| "call method on register local" |
