gold/testsuite/icf_safe_test.sh

   1 # icf_safe_test.sh -- test --icf=safe
   2
   3 # Copyright 2009 Free Software Foundation, Inc.
   4 # Written by Sriraman Tallam <tmsriram@google.com>.
   5
   6 # This file is part of gold.
   7
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software
  20 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  21 # MA 02110-1301, USA.
  22
  23 # The goal of this program is to verify if --icf=safe  works as expected.
  24 # File icf_safe_test.cc is in this test. This program checks if only
  25 # ctors and dtors are folded, except for x86 (32 and 64 bit), which
  26 # uses relocation types to detect if function pointers are taken.
  27
  28 check_nofold()
  29 {
  30     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  31     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  32     if [ $func_addr_1 = $func_addr_2 ]
  33     then
  34         echo "Safe Identical Code Folding folded" $2 "and" $3
  35         exit 1
  36     fi
  37 }
  38
  39 check_fold()
  40 {
  41     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  42     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  43     if [ $func_addr_1 != $func_addr_2 ]
  44     then
  45         echo "Safe Identical Code Folding did not fold " $2 "and" $3
  46         exit 1
  47     fi
  48 }
  49
  50 arch_specific_safe_fold()
  51 {
  52     grep_x86=`grep -q -e "Advanced Micro Devices X86-64" -e "Intel 80386" -e "ARM" $2`
  53     if [ $? == 0 ];
  54     then
  55       check_fold $1 $3 $4
  56     else
  57       check_nofold $1 $3 $4
  58     fi
  59 }
  60
  61 arch_specific_safe_fold icf_safe_test_1.stdout icf_safe_test_2.stdout \
  62  "kept_func_1" "kept_func_2"
  63 check_fold   icf_safe_test_1.stdout "_ZN1AD1Ev" "_ZN1AC1Ev"
  64 check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_1"
  65 check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_2"