2011-03-21 21:55:33 +01:00
|
|
|
#!/bin/sh
|
|
|
|
|
2009-10-13 23:17:43 +02:00
|
|
|
# icf_safe_test.sh -- test --icf=safe
|
|
|
|
|
2019-01-01 11:31:27 +01:00
|
|
|
# Copyright (C) 2009-2019 Free Software Foundation, Inc.
|
2009-10-13 23:17:43 +02:00
|
|
|
# Written by Sriraman Tallam <tmsriram@google.com>.
|
|
|
|
|
|
|
|
# This file is part of gold.
|
|
|
|
|
|
|
|
# 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, write to the Free Software
|
|
|
|
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
|
|
|
# MA 02110-1301, USA.
|
|
|
|
|
|
|
|
# The goal of this program is to verify if --icf=safe works as expected.
|
|
|
|
# File icf_safe_test.cc is in this test. This program checks if only
|
2010-03-04 02:33:22 +01:00
|
|
|
# ctors and dtors are folded, except for x86 (32 and 64 bit), which
|
|
|
|
# uses relocation types to detect if function pointers are taken.
|
2009-10-13 23:17:43 +02:00
|
|
|
|
2017-01-24 02:34:14 +01:00
|
|
|
set -e
|
|
|
|
|
2009-10-13 23:17:43 +02:00
|
|
|
check_nofold()
|
|
|
|
{
|
|
|
|
func_addr_1=`grep $2 $1 | awk '{print $1}'`
|
|
|
|
func_addr_2=`grep $3 $1 | awk '{print $1}'`
|
|
|
|
if [ $func_addr_1 = $func_addr_2 ]
|
|
|
|
then
|
|
|
|
echo "Safe Identical Code Folding folded" $2 "and" $3
|
|
|
|
exit 1
|
|
|
|
fi
|
|
|
|
}
|
|
|
|
|
|
|
|
check_fold()
|
|
|
|
{
|
2013-03-12 23:46:19 +01:00
|
|
|
awk "
|
|
|
|
BEGIN { discard = 0; }
|
|
|
|
/^Discarded input/ { discard = 1; }
|
|
|
|
/^Memory map/ { discard = 0; }
|
|
|
|
/.*\\.text\\..*($2|$3).*/ { act[discard] = act[discard] \" \" \$0; }
|
|
|
|
END {
|
|
|
|
# printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\";
|
|
|
|
if (length(act[0]) == 0 || length(act[1]) == 0)
|
|
|
|
{
|
|
|
|
printf \"Safe Identical Code Folding did not fold $2 and $3\\n\"
|
|
|
|
exit 1;
|
|
|
|
}
|
|
|
|
}" $1
|
2009-10-13 23:17:43 +02:00
|
|
|
}
|
|
|
|
|
2010-02-13 03:04:21 +01:00
|
|
|
arch_specific_safe_fold()
|
|
|
|
{
|
2017-01-24 02:34:14 +01:00
|
|
|
if grep -q -e "Advanced Micro Devices X86-64" -e "Intel 80386" -e "ARM" -e "TILE" -e "PowerPC" -e "AArch64" -e "IBM S/390" $2;
|
2010-02-13 03:04:21 +01:00
|
|
|
then
|
2013-03-12 23:46:19 +01:00
|
|
|
check_fold $3 $4 $5
|
2010-02-13 03:04:21 +01:00
|
|
|
else
|
2013-03-12 23:46:19 +01:00
|
|
|
check_nofold $1 $4 $5
|
2010-02-13 03:04:21 +01:00
|
|
|
fi
|
|
|
|
}
|
|
|
|
|
|
|
|
arch_specific_safe_fold icf_safe_test_1.stdout icf_safe_test_2.stdout \
|
2013-03-12 23:46:19 +01:00
|
|
|
icf_safe_test.map "kept_func_1" "kept_func_2"
|
|
|
|
check_fold icf_safe_test.map "_ZN1AD2Ev" "_ZN1AC2Ev"
|
2010-02-13 03:04:21 +01:00
|
|
|
check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_1"
|
|
|
|
check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_2"
|