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