# Expect script for LD Bootstrap Tests # Copyright (C) 1993-2014 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 Jeffrey Wheat (cassidy@cygnus.com) # Rewritten by Ian Lance Taylor (ian@cygnus.com) # # Make sure that ld can bootstrap itself. # This test can only be run if ld generates native executables. if ![isnative] { return } # Determine if plugin support is present. remote_exec host "$nm --help" "" "/dev/null" "plugin-support" set tmp [file_contents "plugin-support"] regexp ".*\(--plugin\).*\n" $tmp foo plugins if [info exists plugins] then { set plugins "yes" } else { set plugins "no" } # LD can have plugin support even if BFD does not. if [check_plugin_api_available] { set plugins "yes" } # Bootstrap ld. First link the object files together using -r, in # order to test -r. Then link the result into an executable, ld1, to # really test -r. Use ld1 to link a fresh ld, ld2. Use ld2 to link a # new ld, ld3. ld2 and ld3 should be identical. set test_flags {"" "strip" "--static" "--traditional-format" "--no-keep-memory" "--relax"} if { [istarget "powerpc-*-*"] } { lappend test_flags "--ppc476-workaround" } foreach flags $test_flags { set do_strip "no" if {"$flags" == "strip"} { set testname "bootstrap with $flags" set flags "" set do_strip "yes" } else { if {"$flags" != ""} { set testname "bootstrap with $flags" } else { set testname "bootstrap" }} # --static is meaningless and --relax is incompatible with -r. set partial_flags "$flags" if { "$flags" == "--static" || "$flags" == "--relax" } { set partial_flags "" } if { $partial_flags == "--ppc476-workaround" } { append partial_flags " -T $srcdir/$subdir/ppc476.t" } # This test can only be run if we have the ld build directory, # since we need the object files. if {$ld != "$objdir/ld-new"} { untested $testname continue } # Plugin support requires linking with a dynamic library which # means that these tests will fail. if { $flags == "--static" && $plugins == "yes" } then { untested $testname continue } # If we only have a shared libbfd, we probably can't run the # --static test. if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then { untested $testname continue } if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] { fail $testname continue } # On AIX, you need to specify an import list when using --static. # You only want the import list when creating the final # executable. if { [istarget "*-*-aix*"] && ![istarget "ia64-*-aix*"]} { if {"$flags" == "--static"} { set flags "--static -bI:/lib/syscalls.exp" } } # On Cygwin, -lintl may require -liconv when linking statically. set extralibs "" if { [istarget "*-*-cygwin*"]} { if {"$flags" == "--static"} { set extralibs "-liconv" } } # Plugin support requires linking with libdl. if { $plugins == "yes" } { set extralibs "$extralibs -ldl" } # On Irix 5, linking with --static only works if all the files are # compiled using -non_shared. if {"$flags" == "--static"} { setup_xfail "mips*-*-irix5*" } if ![ld_link $ld tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] { fail $testname continue } if {"$do_strip" == "yes"} { verbose -log "$strip tmpdir/ld1" catch "exec $strip tmpdir/ld1" exec_output if ![string match "" $exec_output] then { verbose -log "$exec_output" fail $testname continue } } if ![ld_link tmpdir/ld1 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { fail $testname continue } if ![ld_link tmpdir/ld2 tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { fail $testname continue } if {"$flags" == "--static"} { if { [istarget ia64-*-elf*] || [istarget ia64-*-linux*] } { # On ia64, tmpdir/ld2 != tmpdir/ld3 is normal since they are # generated by different linkers, tmpdir/ld1 and tmpdir/ld2. # So we rebuild tmpdir/ld2 with tmpdir/ld3. if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { fail $testname continue } } } else { if { [istarget mips*-*-linux*] } { # On Linux/mips, tmpdir/ld2 != tmpdir/ld3 is normal since # they are generated by different linkers, tmpdir/ld1 and # tmpdir/ld2. So we rebuild tmpdir/ld2 with tmpdir/ld3. if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { fail $testname continue } } } if {[istarget "*-*-pe"] || [istarget "*-*-wince"] || [istarget "*-*-cygwin*"] || [istarget "*-*-winnt*"] || [istarget "*-*-mingw*"] || [istarget "*-*-interix*"] || [istarget "*-*-beospe*"] || [istarget "*-*-netbsdpe*"]} { # Trim off the date present in PE binaries by only looking # at the ends of the files # Although this works, a way to set the date would be better. # Removing or zeroing the date stamp in the binary produced by # the linker is not possible as it is required by the target OS. set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE] send_log "$do_compare\n" verbose "$do_compare" catch "exec sh -c [list $do_compare]" exec_output } else { send_log "cmp tmpdir/ld2 tmpdir/ld3\n" verbose "cmp tmpdir/ld2 tmpdir/ld3" catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output } set exec_output [prune_warnings $exec_output] if [string match "" $exec_output] then { pass $testname } else { send_log "$exec_output\n" verbose "$exec_output" 1 fail $testname } } catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status