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#! /bin/sh
# Copyright (C) 2013 Red Hat, Inc.
# This file is part of elfutils.
#
# This file 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.
#
# elfutils 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/>.
. $srcdir/test-subr.sh
# Tests readelf --debug-dump=aranges and --debug-dump=decodedaranges
#
# - foobarbaz.h
#
# int bar ();
# int baz (int i);
#
# - bar.c
#
# #include "foobarbaz.h"
#
# static int bi;
#
# static int
# barbaz (int i)
# {
# return i * 2 - 1;
# }
#
# __attribute__ ((constructor)) void
# nobar ()
# {
# bi = 1;
# }
#
# int
# bar ()
# {
# bi++;
# return barbaz (bi);
# }
#
# - foo.c
#
# include "foobarbaz.h"
#
# static int fi = 0;
#
# static int
# foo (int i, int j)
# {
# if (i > j)
# return i - j + fi;
# else
# return (2 * j) - i + fi;
# }
#
# int
# main (int argc, char **argv)
# {
# int a = bar ();
# int b = baz (a + argc);
# int r = foo (a, b) - 1;
#
# return r - 48;
# }
#
# - baz.c
# include "foobarbaz.h"
#
# static int bj;
#
# static int
# bazbaz (int j)
# {
# return bj * j - bar ();
# }
#
# __attribute__ ((constructor)) void
# nobaz ()
# {
# bj = 1;
# }
#
# int
# baz (int i)
# {
# if (i < 0)
# return bazbaz (i);
# else
# {
# while (i-- > 0)
# bj += bar ();
# }
# return bazbaz (i);
# }
#
# gcc -g -O2 -m32 -c baz.c
# gcc -g -O2 -m32 -c bar.c
# gcc -g -O2 -m32 -c foo.c
# gcc -g -O2 -m32 -o testfilefoobarbaz foo.o bar.o baz.o
testfiles testfilefoobarbaz
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=aranges testfilefoobarbaz <<EOF
DWARF section [27] '.debug_aranges' at offset 0x1044:
Table at offset 0:
Length: 28
DWARF version: 2
CU offset: 0
Address size: 4
Segment size: 0
0x080482f0 <main>..0x08048323 <main+0x33>
Table at offset 32:
Length: 36
DWARF version: 2
CU offset: 136
Address size: 4
Segment size: 0
0x08048440 <bar>..0x08048451 <bar+0x11>
0x08048330 <nobar>..0x0804833a <nobar+0xa>
Table at offset 72:
Length: 36
DWARF version: 2
CU offset: 1d1
Address size: 4
Segment size: 0
0x08048460 <baz>..0x080484bb <baz+0x5b>
0x08048340 <nobaz>..0x0804834a <nobaz+0xa>
EOF
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedaranges testfilefoobarbaz <<\EOF
DWARF section [27] '.debug_aranges' at offset 0x1044 contains 5 entries:
[0] start: 0x080482f0, length: 52, CU DIE offset: 11
[1] start: 0x08048330, length: 11, CU DIE offset: 321
[2] start: 0x08048340, length: 11, CU DIE offset: 476
[3] start: 0x08048440, length: 18, CU DIE offset: 321
[4] start: 0x08048460, length: 92, CU DIE offset: 476
EOF
exit 0
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