| # Expect script for common symbol override, MIPS variation. |
| # |
| # Copyright 2011 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_comm_data_test { abi flag emul reloc } { |
| |
| set testname "MIPS $abi/$reloc common symbol override test" |
| |
| # There's no "-z copyreloc" option, deal with it. |
| set ZFLAG [string map [list copyreloc "" nocopyreloc "-z $reloc"] $reloc] |
| set AFLAGS "$flag -EB" |
| set LDFLAGS "-m$emul" |
| |
| # Define a global symbol. |
| run_ld_link_tests [list \ |
| [list \ |
| "$testname (auxiliary shared object build)" \ |
| "$LDFLAGS -shared" "" \ |
| "$AFLAGS -call_shared" \ |
| { ../ld-elf/comm-data1.s } \ |
| { \ |
| { readelf -s ../ld-elf/comm-data1.sd } \ |
| } \ |
| "libmips-$abi-$reloc-comm-data.so" \ |
| ] \ |
| ] |
| |
| # Set the pointer size according to the ABI. |
| if { $abi == "n64" } { |
| append AFLAGS " --defsym ELF64=1" |
| } |
| |
| # Verify that a common symbol has been converted to an undefined |
| # reference to the global symbol of the same name defined above |
| # and that the debug reference has been dropped. |
| run_ld_link_tests [list \ |
| [list \ |
| "$testname" \ |
| "$LDFLAGS $ZFLAG -Ltmpdir -lmips-$abi-$reloc-comm-data" "" \ |
| "$AFLAGS -call_nonpic" \ |
| { ../ld-elf/comm-data2.s } \ |
| { \ |
| { readelf -s ../ld-elf/comm-data2.sd } \ |
| { readelf -r ../ld-elf/comm-data2.rd } \ |
| { readelf "-x .debug_foo" ../ld-elf/comm-data2.xd } \ |
| } \ |
| "mips-$abi-$reloc-comm-data" \ |
| ] \ |
| ] |
| } |
| |
| # 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 } |
| set relocs { copyreloc nocopyreloc } |
| foreach { abi flag emul } $abis { |
| foreach reloc $relocs { |
| mips_comm_data_test $abi $flag $emul $reloc |
| } |
| } |