gold/testsuite/icf_safe_so_test.sh

   1 #!/bin/sh
   2
   3 # icf_safe_so_test.sh -- test --icf=safe
   4
   5 # Copyright 2010 Free Software Foundation, Inc.
   6 # Written by Sriraman Tallam <tmsriram@google.com>.
   7
   8 # This file is part of gold.
   9
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 3 of the License, or
  13 # (at your option) any later version.
  14
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write to the Free Software
  22 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  23 # MA 02110-1301, USA.
  24
  25 # The goal of this program is to verify if --icf=safe  works as expected.
  26 # File icf_safe_so_test.cc is in this test.  The goal of this script is
  27 # to verify if identical code folding in safe mode correctly folds
  28 # functions in a shared object.
  29
  30 error_if_symbol_absent()
  31 {
  32     if ! is_symbol_present $1 $2;
  33     then
  34       echo "Symbol" $2 "not present, possibly folded."
  35       exit 1
  36     fi
  37 }
  38
  39 is_symbol_present()
  40 {
  41     grep $2 $1 > /dev/null 2>&1
  42     return $?
  43 }
  44
  45 check_nofold()
  46 {
  47     error_if_symbol_absent $1 $2
  48     error_if_symbol_absent $1 $3
  49     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  50     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  51     if [ $func_addr_1 = $func_addr_2 ];
  52     then
  53         echo "Safe Identical Code Folding folded" $2 "and" $3
  54         exit 1
  55     fi
  56 }
  57
  58 check_fold()
  59 {
  60     if ! is_symbol_present $1 $2
  61     then
  62       return 0
  63     fi
  64
  65     if ! is_symbol_present $1 $3
  66     then
  67       return 0
  68     fi
  69
  70     func_addr_1=`grep $2 $1 | awk '{print $1}'`
  71     func_addr_2=`grep $3 $1 | awk '{print $1}'`
  72     if [ $func_addr_1 != $func_addr_2 ];
  73     then
  74         echo "Safe Identical Code Folding did not fold " $2 "and" $3
  75         exit 1
  76     fi
  77 }
  78
  79 arch_specific_safe_fold()
  80 {
  81     if [ $1 -eq 0 ];
  82     then
  83       check_fold $2 $3 $4
  84     else
  85       check_nofold $2 $3 $4
  86     fi
  87 }
  88
  89 X86_32_or_ARM_specific_safe_fold()
  90 {
  91     grep -e "Intel 80386" -e "ARM" $1 > /dev/null 2>&1
  92     arch_specific_safe_fold $? $2 $3 $4
  93 }
  94
  95 X86_64_specific_safe_fold()
  96 {
  97     grep -e "Advanced Micro Devices X86-64" $1 > /dev/null 2>&1
  98     arch_specific_safe_fold $? $2 $3 $4
  99 }
 100
 101 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_hidden"
 102 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_internal"
 103 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_static"
 104 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_internal"
 105 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_static"
 106 X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_internal" "foo_static"
 107 check_nofold icf_safe_so_test_1.stdout "foo_glob" "bar_glob"