| # Expect script for symbol export classes, MIPS variation. |
| # |
| # Copyright (C) 2012-2017 Free Software Foundation, Inc. |
| # |
| # This file is part of the GNU Binutils. |
| # |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| # MA 02110-1301, USA. |
| # |
| |
| # |
| # Written by Maciej W. Rozycki <macro@codesourcery.com> |
| # |
| |
| # Exclude non-Linux targets; feel free to include your favorite one |
| # if you like. |
| if { ![istarget mips*-*-linux*] } { |
| return |
| } |
| |
| proc mips_export_class_test { abi flag emul } { |
| |
| set testname "MIPS $abi symbol export class test" |
| |
| set dump [string map {o32 32 n32 32 n64 64} $abi] |
| |
| set AFLAGS "$flag -EB" |
| set LDFLAGS "-m$emul" |
| |
| # Build an auxiliary shared object with conflicting versioned symbol |
| # definitions. |
| run_ld_link_tests [list \ |
| [list \ |
| "$testname (auxiliary shared object)" \ |
| "$LDFLAGS -shared -version-script ../ld-elf/export-class-lib.ver" "" \ |
| "$AFLAGS" \ |
| { ../ld-elf/export-class-lib.s } \ |
| {} \ |
| "mips-$abi-export-class-lib.so" \ |
| ] \ |
| ] |
| |
| # Build a static object that pulls symbol definitions. It has to come |
| # first before the auxiliary shared object and other static objects on |
| # the linker's command line and hence we need to build it separately. |
| run_ld_link_tests [list \ |
| [list \ |
| "$testname (initial static object)" \ |
| "$LDFLAGS -r" "" \ |
| "$AFLAGS" \ |
| { ../ld-elf/export-class-ref.s } \ |
| {} \ |
| "mips-$abi-export-class-ref-r.o" \ |
| ] \ |
| ] |
| |
| # Build static objects that satisfy symbol dependencies and preempt |
| # shared-object symbol definitions, and link all the objects built into |
| # the final shared object. The command-line order of objects linked is |
| # important to make sure the linker correctly preempts versioned symbols |
| # from the auxiliary shared object and is as follows: ref, lib, dep, def. |
| # Get a dump to make sure symbol dependencies are resolved internally. |
| run_ld_link_tests [list \ |
| [list \ |
| "$testname (final shared object)" \ |
| "$LDFLAGS -shared -Tdata=0x12340000 tmpdir/mips-$abi-export-class-ref-r.o tmpdir/mips-$abi-export-class-lib.so" "" \ |
| "$AFLAGS" \ |
| { ../ld-elf/export-class-dep.s ../ld-elf/export-class-def.s } \ |
| [list \ |
| [list readelf -r mips-$dump-export-class.rd] \ |
| [list readelf "-x .data" mips-$dump-export-class.xd] \ |
| ] \ |
| "mips-$abi-export-class.so" \ |
| ] \ |
| ] |
| } |
| |
| # For targets that default to a specific ISA (instead of "from-abi"), |
| # the 64-bit -march option is required to override it, like for |
| # "mipsisa32r2el-*-*". |
| set abis { o32 -32 elf32btsmip n32 "-n32 -march=mips3" elf32btsmipn32 n64 "-64 -march=mips3" elf64btsmip } |
| foreach { abi flag emul } $abis { |
| mips_export_class_test $abi $flag $emul |
| } |