1 // text_section_grouping.cc -- a test case for gold 2 3 // Copyright (C) 2012-2014 Free Software Foundation, Inc. 4 // Written by Sriraman Tallam <tmsriram (at) 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 .text sections are grouped 24 // according to prefix. .text.unlikely, .text.startup and .text.hot should 25 // be grouped and placed together. 26 27 extern "C" 28 __attribute__ ((section(".text.hot.foo"))) 29 int hot_foo() 30 { 31 return 1; 32 } 33 34 extern "C" 35 __attribute__ ((section(".text.startup.foo"))) 36 int startup_foo() 37 { 38 return 1; 39 } 40 41 extern "C" 42 __attribute__ ((section(".text.unlikely.foo"))) 43 int unlikely_foo() 44 { 45 return 1; 46 } 47 48 extern "C" 49 __attribute__ ((section(".text.hot.bar"))) 50 int hot_bar() 51 { 52 return 1; 53 } 54 55 extern "C" 56 __attribute__ ((section(".text.startup.bar"))) 57 int startup_bar() 58 { 59 return 1; 60 } 61 62 extern "C" 63 __attribute__ ((section(".text.unlikely.bar"))) 64 int unlikely_bar() 65 { 66 return 1; 67 } 68 69 int main() 70 { 71 return 1; 72 } 73
