gold/testsuite/keep_text_section_prefix.sh

   1 #!/bin/sh
   2
   3 # keep_text_section_prefix.sh -- test
   4
   5 # Copyright (C) 2018-2025 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 .text sections are separated
  26 # according to their prefix. .text.hot, .text.unlikely, .text.startup and
  27 # .text.exit must be separated in the final binary.
  28
  29 set -e
  30
  31 check()
  32 {
  33     awk "
  34 BEGIN { saw1 = 0; saw2 = 0; err = 0; }
  35 /.*$2\$/ { saw1 = 1; }
  36 /.*$3\$/ {
  37      saw2 = 1;
  38      if (!saw1)
  39        {
  40           printf \"layout of $2 and $3 is not right\\n\";
  41           err = 1;
  42           exit 1;
  43        }
  44     }
  45 END {
  46       if (!saw1 && !err)
  47         {
  48           printf \"did not see $2\\n\";
  49           exit 1;
  50         }
  51       if (!saw2 && !err)
  52         {
  53           printf \"did not see $3\\n\";
  54           exit 1;
  55         }
  56     }" $1
  57 }
  58
  59 check_str()
  60 {
  61     if ! grep -q "$2" "$1"
  62     then
  63         echo "Did not find expected output in $1:"
  64         echo "   $2"
  65         echo ""
  66         echo "Actual output below:"
  67         cat "$1"
  68         exit 1
  69     fi
  70 }
  71
  72 check_str keep_text_section_prefix_readelf.stdout ".text.hot .text .text.startup .text.exit .text.unlikely"
  73
  74 check keep_text_section_prefix_nm.stdout "hot_foo" "regular_foo"
  75 check keep_text_section_prefix_nm.stdout "regular_foo" "startup_foo"
  76 check keep_text_section_prefix_nm.stdout "startup_foo" "exit_foo"
  77 check keep_text_section_prefix_nm.stdout "exit_foo" "unlikely_foo"