1 # Expect script for symbol export classes, PowerPC variation.
3 # Copyright 2012 Free Software Foundation, Inc.
5 # This file is part of the GNU Binutils.
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.
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.
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,
24 # Written by Maciej W. Rozycki <macro@codesourcery.com>
27 # Exclude non-Linux targets; feel free to include your favorite one
29 if { ![istarget powerpc*-*-linux*] } {
33 proc supports_ppc64 { } {
36 catch "exec $ld --help | grep emulations" tmp
37 if [string match "*elf64ppc*" $tmp] then {
44 proc powerpc_export_class_test { abi emul } {
46 set testname "PowerPC $abi symbol export class test"
48 set AFLAGS "-a$abi -be"
51 # Build an auxiliary shared object with conflicting versioned symbol
53 run_ld_link_tests [list \
55 "$testname (auxiliary shared object)" \
56 "$LDFLAGS -shared -version-script ../ld-elf/export-class-lib.ver" \
58 { ../ld-elf/export-class-lib.s } \
60 "powerpc-$abi-export-class-lib.so" \
64 # Build a static object that pulls symbol definitions. It has to come
65 # first before the auxiliary shared object and other static objects on
66 # the linker's command line and hence we need to build it separately.
67 run_ld_link_tests [list \
69 "$testname (initial static object)" \
72 { ../ld-elf/export-class-ref.s } \
74 "powerpc-$abi-export-class-ref-r.o" \
78 # Build static objects that satisfy symbol dependencies and preempt
79 # shared-object symbol definitions, and link all the objects built into
80 # the final shared object. The command-line order of objects linked is
81 # important to make sure the linker correctly preempts versioned symbols
82 # from the auxiliary shared object and is as follows: ref, lib, dep, def.
83 # Get a dump to make sure symbol dependencies are resolved internally.
84 run_ld_link_tests [list \
86 "$testname (final shared object)" \
87 "$LDFLAGS -shared -Tdata=0x12340000 tmpdir/powerpc-$abi-export-class-ref-r.o tmpdir/powerpc-$abi-export-class-lib.so" \
89 { ../ld-elf/export-class-dep.s ../ld-elf/export-class-def.s } \
91 [list readelf -r powerpc-$abi-export-class.rd] \
92 [list readelf "-x .data" powerpc-$abi-export-class.xd] \
94 "powerpc-$abi-export-class.so" \
99 if { [supports_ppc64] } {
100 set abis { 32 elf32ppclinux 64 elf64ppc }
102 set abis { 32 elf32ppclinux }
104 foreach { abi emul } $abis {
105 powerpc_export_class_test $abi $emul