gold/testsuite/icf_safe_so_test.sh

   1 # icf_safe_so_test.sh -- test --icf=safe
   2
   3 # Copyright 2010 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_so_test.cc is in this test.  The goal of this script is
  25 # to verify if identical code folding in safe mode correctly folds
  26 # functions in a shared object.
  27
  28 error_if_symbol_absent()
  29 {
  30     if ! is_symbol_present $1 $2;
  31     then
  32       echo "Symbol" $2 "not present, possibly folded."
  33       exit 1
  34     fi
  35 }
  36
  37 is_symbol_present()
  38 {
  39     grep $2 $1 > /dev/null 2>&1
  40     return $?
  41 }
  42
  43 check_nofold()
  44 {
  45     error_if_symbol_absent $1 $2
  46     error_if_symbol_absent $1 $3
  47     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  48     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  49     if [ $func_addr_1 = $func_addr_2 ];
  50     then
  51         echo "Safe Identical Code Folding folded" $2 "and" $3
  52         exit 1
  53     fi
  54 }
  55
  56 check_fold()
  57 {
  58     if ! is_symbol_present $1 $2
  59     then
  60       return 0
  61     fi
  62
  63     if ! is_symbol_present $1 $3
  64     then
  65       return 0
  66     fi
  67
  68     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  69     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  70     if [ $func_addr_1 != $func_addr_2 ];
  71     then
  72         echo "Safe Identical Code Folding did not fold " $2 "and" $3
  73         exit 1
  74     fi
  75 }
  76
  77 arch_specific_safe_fold()
  78 {
  79     if [ $1 == 0 ];
  80     then
  81       check_fold $2 $3 $4
  82     else
  83       check_nofold $2 $3 $4
  84     fi
  85 }
  86
  87 X86_32_or_ARM_specific_safe_fold()
  88 {
  89     grep -e "Intel 80386" -e "ARM" $1 > /dev/null 2>&1
  90     arch_specific_safe_fold $? $2 $3 $4
  91 }
  92
  93 X86_64_specific_safe_fold()
  94 {
  95     grep -e "Advanced Micro Devices X86-64" $1 > /dev/null 2>&1
  96     arch_specific_safe_fold $? $2 $3 $4
  97 }
  98
  99 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_hidden"
 100 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_internal"
 101 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_static"
 102 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_internal"
 103 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_static"
 104 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_internal" "foo_static"
 105 check_nofold icf_safe_so_test_1.stdout "foo_glob" "bar_glob"