binutils-gdb/gdb/testsuite/gdb.dwarf2/dwz.exp

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# Copyright 2013-2014 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.
if {![dwarf2_support]} {
return 0
}
standard_testfile main.c dwz.S
if {[gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile}1.o \
object {nodebug}] != ""} {
return -1
}
# Start GDB and load object file, compute the function length which is
# needed in the Dwarf Assembler below.
clean_restart ${testfile}1.o
set main_length ""
set test "disassemble main"
gdb_test_multiple $test $test {
-re ".*$hex <\\+($decimal)>:\[^\r\n\]+\r\nEnd of assembler dump\.\r\n$gdb_prompt $" {
set main_length $expect_out(1,string)
pass $test
}
}
if { $main_length == "" } {
# Bail out here, because we can't do the following tests if
# $main_length is unknown.
return -1
}
# Compute the size of the last instruction.
set test "x/2i main+$main_length"
gdb_test_multiple $test $test {
-re ".*($hex) <main\\+$main_length>:\[^\r\n\]+\r\n\[ \]+($hex).*\.\r\n$gdb_prompt $" {
set start $expect_out(1,string)
set end $expect_out(2,string)
set main_length [expr $main_length + $end - $start]
pass $test
}
}
if { $main_length == "" } {
# Bail out here, because we can't do the following tests if
# $main_length is unknown.
return -1
}
gdb_exit
# Create the DWARF.
set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
declare_labels partial_label int_label int_label2
global main_length
extern main
cu {} {
partial_label: partial_unit {} {
subprogram {
{name main}
{low_pc main addr}
{high_pc "main + $main_length" addr}
}
}
}
cu {} {
compile_unit {{language @DW_LANG_C}} {
int_label2: base_type {
{name int}
{byte_size 4 sdata}
{encoding @DW_ATE_signed}
}
constant {
{name the_int}
{type :$int_label2}
{const_value 99 data1}
}
constant {
{name other_int}
{type :$int_label2}
{const_value 99 data1}
}
}
}
cu {} {
compile_unit {{language @DW_LANG_C}} {
imported_unit {
{import $partial_label ref_addr}
}
int_label: base_type {
{name int}
{byte_size 4 sdata}
{encoding @DW_ATE_signed}
}
constant {
{name the_int}
{type :$int_label}
{const_value 23 data1}
}
}
}
}
if {[gdb_compile $asm_file ${binfile}2.o object {nodebug}] != ""} {
return -1
}
if {[gdb_compile [list ${binfile}1.o ${binfile}2.o] \
"${binfile}" executable {}] != ""} {
return -1
}
clean_restart ${testfile}
if ![runto_main] {
return -1
}
gdb_test "p other_int" " = 99"
gdb_test "p the_int" " = 23"