1# Copyright 2007, 2008, 2009, 2010, 2011 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/>. 15load_lib dwarf.exp 16 17# This test can only be run on targets which support DWARF-2 and use gas. 18if {![dwarf2_support]} { 19 return 0 20} 21 22if { [prepare_for_testing dw2-noloc.exp "dw2-noloc" {dw2-noloc-main.c dw2-noloc.S} {nodebug}] } { 23 return -1 24} 25 26# Symbols have the form: {file,main}_loc{addr,empty,no}_{,un}resolvable 27# file: Symbol DIE is placed in DW_TAG_compile_unit. 28# main: Symbol DIE is placed in DW_TAG_subprogram. 29# locaddr: DW_AT_location is using DW_FORM_block DW_OP_addr <addr>. 30# locempty: DW_AT_location has zero DW_FORM_block size. 31# locno: DW_AT_location is not present. 32# resolvable: .symtab entry exists for this symbol name. 33# unresolvable: .symtab entry does not exist for this symbol name. 34# DW_AT_declaration is not present in any of these DIEs. 35 36proc file_symbols {type} { 37 global pf_prefix 38 set old_prefix $pf_prefix 39 lappend pf_prefix "$type:" 40 41 global gdb_prompt 42 43 gdb_test "print file_locaddr_resolvable" "= 1234567890" 44 gdb_test "ptype file_locaddr_resolvable" "type = int" 45 46 gdb_test "print file_locaddr_unresolvable" "= 1234567890" 47 gdb_test "ptype file_locaddr_unresolvable" "type = int" 48 49 gdb_test "print file_locempty_resolvable" "= <optimized out>" 50 gdb_test "ptype file_locempty_resolvable" "type = int" 51 52 gdb_test "print file_locempty_unresolvable" "= <optimized out>" 53 gdb_test "ptype file_locempty_unresolvable" "type = int" 54 55 gdb_test "print file_locno_resolvable" "= <optimized out>" 56 gdb_test "ptype file_locno_resolvable" "type = int" 57 58 gdb_test "print file_locno_unresolvable" "= <optimized out>" 59 gdb_test "ptype file_locno_unresolvable" "type = int" 60 61 gdb_test "print file_extern_locaddr_resolvable" "= 1234567890" 62 gdb_test "ptype file_extern_locaddr_resolvable" "type = int" 63 64 gdb_test "print file_extern_locaddr_unresolvable" "= 1234567890" 65 gdb_test "ptype file_extern_locaddr_unresolvable" "type = int" 66 67 gdb_test "print file_extern_locempty_resolvable" "= <optimized out>" 68 gdb_test "ptype file_extern_locempty_resolvable" "type = int" 69 70 gdb_test "print file_extern_locempty_unresolvable" "= <optimized out>" 71 gdb_test "ptype file_extern_locempty_unresolvable" "type = int" 72 73 gdb_test "print file_extern_locno_resolvable" "= 1234567890" 74 gdb_test "ptype file_extern_locno_resolvable" "type = int" 75 76 # `print file_extern_locno_unresolvable' currently prints 77 # Address of symbol "file_extern_locno_unresolvable" is unknown. 78 # As DW_AT_declaration is not present in this DIE 79 # it should print <optimized out>. As usefulness of such DIE is not 80 # clear its resolution is not being tested. 81 82 set pf_prefix $old_prefix 83} 84 85file_symbols no-run 86 87if ![runto_main] { 88 return -1 89} 90 91file_symbols in-main 92 93 94gdb_test "print main_local_locaddr_resolvable" "= 1234567890" 95gdb_test "ptype main_local_locaddr_resolvable" "type = int" 96 97gdb_test "print main_local_locaddr_unresolvable" "= 1234567890" 98gdb_test "ptype main_local_locaddr_unresolvable" "type = int" 99 100gdb_test "print main_local_locempty_resolvable" "= <optimized out>" 101gdb_test "ptype main_local_locempty_resolvable" "type = int" 102 103gdb_test "print main_local_locempty_unresolvable" "= <optimized out>" 104gdb_test "ptype main_local_locempty_unresolvable" "type = int" 105 106gdb_test "print main_local_locno_resolvable" "= <optimized out>" 107gdb_test "ptype main_local_locno_resolvable" "type = int" 108 109gdb_test "print main_local_locno_unresolvable" "= <optimized out>" 110gdb_test "ptype main_local_locno_unresolvable" "type = int" 111 112gdb_test "print main_extern_locaddr_resolvable" "= 1234567890" 113gdb_test "ptype main_extern_locaddr_resolvable" "type = int" 114 115gdb_test "print main_extern_locaddr_unresolvable" "= 1234567890" 116gdb_test "ptype main_extern_locaddr_unresolvable" "type = int" 117 118gdb_test "print main_extern_locempty_resolvable" "= <optimized out>" 119gdb_test "ptype main_extern_locempty_resolvable" "type = int" 120 121gdb_test "print main_extern_locempty_unresolvable" "= <optimized out>" 122gdb_test "ptype main_extern_locempty_unresolvable" "type = int" 123 124gdb_test "print main_extern_locno_resolvable" "= 1234567890" 125gdb_test "ptype main_extern_locno_resolvable" "type = int" 126 127# For `main_extern_locno_unresolvable' see `file_extern_locno_unresolvable'. 128