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