#!/bin/sh # icf_safe_test.sh -- test --icf=safe # Copyright 2009 Free Software Foundation, Inc. # 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 # ctors and dtors are folded, except for x86 (32 and 64 bit), which # uses relocation types to detect if function pointers are taken. 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() { 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 } arch_specific_safe_fold() { grep_x86=`grep -q -e "Advanced Micro Devices X86-64" -e "Intel 80386" -e "ARM" -e "TILE" -e "PowerPC" $2` if [ $? -eq 0 ]; then check_fold $3 $4 $5 else check_nofold $1 $4 $5 fi } arch_specific_safe_fold icf_safe_test_1.stdout icf_safe_test_2.stdout \ icf_safe_test.map "kept_func_1" "kept_func_2" check_fold icf_safe_test.map "_ZN1AD2Ev" "_ZN1AC2Ev" 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"