gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp

   1 # Copyright 2020 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 load_lib dwarf.exp
  17
  18 # This test can only be run on targets which support DWARF-2 and use gas.
  19 if {![dwarf2_support]} {
  20     return 0
  21 };
  22
  23 standard_testfile main.c .S
  24
  25 set executable ${testfile}
  26 set asm_file [standard_output_file ${srcfile2}]
  27
  28 # We need to know the size of integer types in order to write some of the
  29 # debugging info we'd like to generate.
  30 if [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] {
  31     return -1
  32 }
  33
  34 # Create the DWARF.
  35 Dwarf::assemble $asm_file {
  36     declare_labels cu_label main_label int_label
  37     declare_labels aaa_label
  38     set int_size [get_sizeof "int" 4]
  39
  40     global srcdir subdir srcfile
  41
  42     extern main
  43
  44     set main_range [function_range main ${srcdir}/${subdir}/${srcfile}]
  45     set main_start [lindex $main_range 0]
  46     set main_length [lindex $main_range 1]
  47
  48     cu {} {
  49         cu_label: partial_unit {
  50             {language @DW_LANG_C}
  51             {name "imported_unit.c"}
  52         } {
  53             int_label: base_type {
  54                 {byte_size $int_size sdata}
  55                 {encoding @DW_ATE_signed}
  56                 {name int}
  57             }
  58
  59             main_label: subprogram {
  60                 {name main}
  61                 {type :$int_label}
  62                 {external 1 flag}
  63             }
  64         }
  65     }
  66
  67     cu {} {
  68         compile_unit {
  69             {language @DW_LANG_C}
  70             {name "<artificial>"}
  71         } {
  72             subprogram {
  73                 {abstract_origin %$main_label}
  74                 {low_pc $main_start addr}
  75                 {high_pc "$main_start + $main_length" addr}
  76             }
  77         }
  78     }
  79 }
  80
  81 if { [prepare_for_testing "failed to prepare" ${testfile} \
  82           [list $srcfile $asm_file] {nodebug}] } {
  83     return -1
  84 }
  85
  86 if { [ensure_gdb_index $binfile] == -1 } {
  87     return -1
  88 }
  89
  90 clean_restart ${binfile}
  91
  92 runto main message