143 lines
4.2 KiB
Text
143 lines
4.2 KiB
Text
# Copyright 2015-2016 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
|
|
|
|
# Test DW_TAG_compile_unit with no children and with neither DW_AT_low_pc nor
|
|
# DW_AT_high_pc but with DW_AT_ranges instead.
|
|
|
|
# This test can only be run on targets which support DWARF-2 and use gas.
|
|
if {![dwarf2_support]} {
|
|
verbose "Skipping DW_AT_ranges test."
|
|
return 0
|
|
}
|
|
|
|
# The .c files use __attribute__.
|
|
if [get_compiler_info] {
|
|
return -1
|
|
}
|
|
if !$gcc_compiled {
|
|
verbose "Skipping DW_AT_ranges test."
|
|
return 0
|
|
}
|
|
|
|
standard_testfile dw2-ranges-base.c dw2-ranges-base-dw.S
|
|
|
|
set asm_file [standard_output_file $srcfile2]
|
|
Dwarf::assemble $asm_file {
|
|
global srcdir subdir srcfile srcfile2
|
|
declare_labels ranges_label
|
|
declare_labels L
|
|
|
|
# Find start address and length for our functions.
|
|
set main_func \
|
|
[function_range main [list ${srcdir}/${subdir}/$srcfile]]
|
|
set frame2_func \
|
|
[function_range frame2 [list ${srcdir}/${subdir}/$srcfile]]
|
|
set frame3_func \
|
|
[function_range frame3 [list ${srcdir}/${subdir}/$srcfile]]
|
|
|
|
# Very simple info for this test program. We don't care about
|
|
# this information being correct (w.r.t. funtion / argument types)
|
|
# just so long as the compilation using makes use of the
|
|
# .debug_ranges data then the test achieves its objective.
|
|
cu {} {
|
|
compile_unit {
|
|
{language @DW_LANG_C}
|
|
{name dw-ranges-base.c}
|
|
{stmt_list $L DW_FORM_sec_offset}
|
|
{ranges ${ranges_label} DW_FORM_sec_offset}
|
|
} {
|
|
subprogram {
|
|
{external 1 flag}
|
|
{name main}
|
|
}
|
|
subprogram {
|
|
{external 1 flag}
|
|
{name frame2}
|
|
}
|
|
subprogram {
|
|
{external 1 flag}
|
|
{name frame3}
|
|
}
|
|
}
|
|
}
|
|
|
|
lines {version 2} L {
|
|
include_dir "${srcdir}/${subdir}"
|
|
file_name "$srcfile" 1
|
|
|
|
# Generate simple line table program. The line table
|
|
# information contained here is not correct, and we really
|
|
# don't care, just so long as each function has some line
|
|
# table data associated with it. We do make use of the fake
|
|
# line numbers that we pick here in the tests below.
|
|
program {
|
|
{DW_LNE_set_address [lindex $main_func 0]}
|
|
{DW_LNS_advance_line 10}
|
|
{DW_LNS_copy}
|
|
{DW_LNS_advance_pc [lindex $main_func 1]}
|
|
{DW_LNS_advance_line 19}
|
|
{DW_LNS_copy}
|
|
{DW_LNE_end_sequence}
|
|
|
|
{DW_LNE_set_address [lindex $frame2_func 0]}
|
|
{DW_LNS_advance_line 20}
|
|
{DW_LNS_copy}
|
|
{DW_LNS_advance_pc [lindex $frame2_func 1]}
|
|
{DW_LNS_advance_line 29}
|
|
{DW_LNS_copy}
|
|
{DW_LNE_end_sequence}
|
|
|
|
{DW_LNE_set_address [lindex $frame3_func 0]}
|
|
{DW_LNS_advance_line 30}
|
|
{DW_LNS_copy}
|
|
{DW_LNS_advance_pc [lindex $frame3_func 1]}
|
|
{DW_LNS_advance_line 39}
|
|
{DW_LNS_copy}
|
|
{DW_LNE_end_sequence}
|
|
}
|
|
}
|
|
|
|
# Generate ranges data. This is the point of this whole test
|
|
# file, we must have multiple bases specified, so we use a new
|
|
# base for each function.
|
|
ranges {is_64 [is_64_target]} {
|
|
ranges_label: sequence {
|
|
{base [lindex $main_func 0]}
|
|
{range 0 [lindex $main_func 1]}
|
|
{base [lindex $frame2_func 0]}
|
|
{range 0 [lindex $frame2_func 1]}
|
|
{base [lindex $frame3_func 0]}
|
|
{range 0 [lindex $frame3_func 1]}
|
|
}
|
|
}
|
|
}
|
|
|
|
if { [prepare_for_testing ${testfile}.exp ${testfile} \
|
|
[list $srcfile $asm_file] {nodebug}] } {
|
|
return -1
|
|
}
|
|
|
|
if ![runto_main] {
|
|
return -1
|
|
}
|
|
|
|
# Make use of the line numbers we faked in the .debug_line table above.
|
|
gdb_test "info line main" \
|
|
"Line 11 of .* starts at address .* and ends at .*"
|
|
gdb_test "info line frame2" \
|
|
"Line 21 of .* starts at address .* and ends at .*"
|
|
gdb_test "info line frame3" \
|
|
"Line 31 of .* starts at address .* and ends at .*"
|