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      1 # Expect script for symbol export classes, i386 variation.
      2 #
      3 # Copyright (C) 2012-2014 Free Software Foundation, Inc.
      4 #
      5 # This file is part of the GNU Binutils.
      6 #
      7 # This program is free software; you can redistribute it and/or modify
      8 # it under the terms of the GNU General Public License as published by
      9 # the Free Software Foundation; either version 3 of the License, or
     10 # (at your option) any later version.
     11 #
     12 # This program is distributed in the hope that it will be useful,
     13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     15 # GNU General Public License for more details.
     16 #
     17 # You should have received a copy of the GNU General Public License
     18 # along with this program; if not, write to the Free Software
     19 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     20 # MA 02110-1301, USA.
     21 #
     22 
     23 #
     24 # Written by Maciej W. Rozycki <macro (at) codesourcery.com>
     25 #
     26 
     27 # Exclude non-ELF targets.
     28 if { ![is_elf_format] } {
     29     return
     30 }
     31 
     32 # Exclude some more targets; feel free to include your favorite one
     33 # if you like.
     34 if { !([istarget i?86-*-linux*]
     35        || [istarget i?86-*-nacl*]
     36        || [istarget i?86-*-gnu*]) } {
     37     return
     38 }
     39 
     40 set testname "i386 symbol export class test"
     41 
     42 # Build an auxiliary shared object with conflicting versioned symbol
     43 # definitions.
     44 run_ld_link_tests [list \
     45     [list \
     46 	"$testname (auxiliary shared object)" \
     47 	"-shared -version-script ../ld-elf/export-class-lib.ver" "" \
     48 	"" \
     49 	{ ../ld-elf/export-class-lib.s } \
     50 	{} \
     51 	"i386-export-class-lib.so" \
     52     ] \
     53 ]
     54 
     55 # Build a static object that pulls symbol definitions.  It has to come
     56 # first before the auxiliary shared object and other static objects on
     57 # the linker's command line and hence we need to build it separately.
     58 run_ld_link_tests [list \
     59     [list \
     60 	"$testname (initial static object)" \
     61 	"-r" "" \
     62 	"" \
     63 	{ ../ld-elf/export-class-ref.s } \
     64 	{} \
     65 	"i386-export-class-ref-r.o" \
     66     ] \
     67 ]
     68 
     69 # Build static objects that satisfy symbol dependencies and preempt
     70 # shared-object symbol definitions, and link all the objects built into
     71 # the final shared object.  The command-line order of objects linked is
     72 # important to make sure the linker correctly preempts versioned symbols
     73 # from the auxiliary shared object and is as follows: ref, lib, dep, def.
     74 # Get a dump to make sure symbol dependencies are resolved internally.
     75 run_ld_link_tests [list \
     76     [list \
     77 	"$testname (final shared object)" \
     78 	"-shared -Tdata=0x12340000 tmpdir/i386-export-class-ref-r.o tmpdir/i386-export-class-lib.so" "" \
     79 	"" \
     80 	{ ../ld-elf/export-class-dep.s ../ld-elf/export-class-def.s } \
     81 	{ \
     82 	    { readelf -r i386-export-class.rd } \
     83 	    { readelf "-x .data" i386-export-class.xd } \
     84 	} \
     85 	"i386-export-class.so" \
     86     ] \
     87 ]
     88