ld/testsuite/ld-mips-elf/export-class.exp

   1 # Expect script for symbol export classes, MIPS variation.
   2 #
   3 # Copyright (C) 2012-2022 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@codesourcery.com>
  25 #
  26
  27 # Exclude non-Linux targets; feel free to include your favorite one
  28 # if you like.
  29 if { ![istarget mips*-*-linux*] } {
  30     return
  31 }
  32
  33 proc mips_export_class_test { abi flag emul } {
  34
  35     set testname "MIPS $abi symbol export class test"
  36
  37     set dump [string map {o32 32 n32 32 n64 64} $abi]
  38
  39     set AFLAGS "$flag -EB"
  40     set LDFLAGS "-m$emul"
  41
  42     # Build an auxiliary shared object with conflicting versioned symbol
  43     # definitions.
  44     run_ld_link_tests [list \
  45         [list \
  46             "$testname (auxiliary shared object)" \
  47             "$LDFLAGS -shared -version-script ../ld-elf/export-class-lib.ver" "" \
  48             "$AFLAGS" \
  49             { ../ld-elf/export-class-lib.s } \
  50             {} \
  51             "mips-$abi-export-class-lib.so" \
  52         ] \
  53     ]
  54
  55     # Build a static object that pulls symbol definitions.  It has to come
  56     # first before the auxiliary shared object and other static objects on
  57     # the linker's command line and hence we need to build it separately.
  58     run_ld_link_tests [list \
  59         [list \
  60             "$testname (initial static object)" \
  61             "$LDFLAGS -r" "" \
  62             "$AFLAGS" \
  63             { ../ld-elf/export-class-ref.s } \
  64             {} \
  65             "mips-$abi-export-class-ref-r.o" \
  66         ] \
  67     ]
  68
  69     # Build static objects that satisfy symbol dependencies and preempt
  70     # shared-object symbol definitions, and link all the objects built into
  71     # the final shared object.  The command-line order of objects linked is
  72     # important to make sure the linker correctly preempts versioned symbols
  73     # from the auxiliary shared object and is as follows: ref, lib, dep, def.
  74     # Get a dump to make sure symbol dependencies are resolved internally.
  75     run_ld_link_tests [list \
  76         [list \
  77             "$testname (final shared object)" \
  78             "$LDFLAGS -shared -Tdata=0x12340000 tmpdir/mips-$abi-export-class-ref-r.o tmpdir/mips-$abi-export-class-lib.so" "" \
  79             "$AFLAGS" \
  80             { ../ld-elf/export-class-dep.s ../ld-elf/export-class-def.s } \
  81             [list \
  82                 [list readelf -r mips-$dump-export-class.rd] \
  83                 [list readelf "-x .data" mips-$dump-export-class.xd] \
  84             ] \
  85             "mips-$abi-export-class.so" \
  86         ] \
  87     ]
  88 }
  89
  90 # For targets that default to a specific ISA (instead of "from-abi"),
  91 # the 64-bit -march option is required to override it, like for
  92 # "mipsisa32r2el-*-*".
  93 set abis { o32 -32 elf32btsmip n32 "-n32 -march=mips3" elf32btsmipn32 n64 "-64 -march=mips3" elf64btsmip }
  94 foreach { abi flag emul } $abis {
  95     mips_export_class_test $abi $flag $emul
  96 }