| 1 | # Expect script for LD Bootstrap Tests |
| 2 | # Copyright (C) 1993-2015 Free Software Foundation, Inc. |
| 3 | # |
| 4 | # This file is part of the GNU Binutils. |
| 5 | # |
| 6 | # This program is free software; you can redistribute it and/or modify |
| 7 | # it under the terms of the GNU General Public License as published by |
| 8 | # the Free Software Foundation; either version 3 of the License, or |
| 9 | # (at your option) any later version. |
| 10 | # |
| 11 | # This program is distributed in the hope that it will be useful, |
| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | # GNU General Public License for more details. |
| 15 | # |
| 16 | # You should have received a copy of the GNU General Public License |
| 17 | # along with this program; if not, write to the Free Software |
| 18 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 19 | # MA 02110-1301, USA. |
| 20 | # |
| 21 | # Written by Jeffrey Wheat (cassidy@cygnus.com) |
| 22 | # Rewritten by Ian Lance Taylor (ian@cygnus.com) |
| 23 | # |
| 24 | |
| 25 | # Make sure that ld can bootstrap itself. |
| 26 | |
| 27 | # This test can only be run if ld generates native executables. |
| 28 | if ![isnative] { |
| 29 | return |
| 30 | } |
| 31 | |
| 32 | # Determine if plugin support is present. |
| 33 | remote_exec host "$nm --help" "" "/dev/null" "plugin-support" |
| 34 | set tmp [file_contents "plugin-support"] |
| 35 | regexp ".*\(--plugin\).*\n" $tmp foo plugins |
| 36 | if [info exists plugins] then { |
| 37 | set plugins "yes" |
| 38 | } else { |
| 39 | set plugins "no" |
| 40 | } |
| 41 | |
| 42 | # LD can have plugin support even if BFD does not. |
| 43 | if [check_plugin_api_available] { |
| 44 | set plugins "yes" |
| 45 | } |
| 46 | |
| 47 | # Bootstrap ld. First link the object files together using -r, in |
| 48 | # order to test -r. Then link the result into an executable, ld1, to |
| 49 | # really test -r. Use ld1 to link a fresh ld, ld2. Use ld2 to link a |
| 50 | # new ld, ld3. ld2 and ld3 should be identical. |
| 51 | set test_flags {"" "strip" "--static" "--traditional-format" |
| 52 | "--no-keep-memory" "--relax"} |
| 53 | if { [istarget "powerpc-*-*"] } { |
| 54 | lappend test_flags "--ppc476-workaround" |
| 55 | } |
| 56 | |
| 57 | foreach flags $test_flags { |
| 58 | set do_strip "no" |
| 59 | if {"$flags" == "strip"} { |
| 60 | set testname "bootstrap with $flags" |
| 61 | set flags "" |
| 62 | set do_strip "yes" |
| 63 | } else { if {"$flags" != ""} { |
| 64 | set testname "bootstrap with $flags" |
| 65 | } else { |
| 66 | set testname "bootstrap" |
| 67 | }} |
| 68 | |
| 69 | # --static is meaningless and --relax is incompatible with -r. |
| 70 | set partial_flags "$flags" |
| 71 | if { "$flags" == "--static" || "$flags" == "--relax" } { |
| 72 | set partial_flags "" |
| 73 | } |
| 74 | |
| 75 | if { $partial_flags == "--ppc476-workaround" } { |
| 76 | append partial_flags " -T $srcdir/$subdir/ppc476.t" |
| 77 | } |
| 78 | |
| 79 | # This test can only be run if we have the ld build directory, |
| 80 | # since we need the object files. |
| 81 | if {$ld != "$objdir/ld-new"} { |
| 82 | untested $testname |
| 83 | continue |
| 84 | } |
| 85 | |
| 86 | # Plugin support requires linking with a dynamic library which |
| 87 | # means that these tests will fail. |
| 88 | if { $flags == "--static" && $plugins == "yes" } then { |
| 89 | untested $testname |
| 90 | continue |
| 91 | } |
| 92 | |
| 93 | # If we only have a shared libbfd, we probably can't run the |
| 94 | # --static test. |
| 95 | if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then { |
| 96 | untested $testname |
| 97 | continue |
| 98 | } |
| 99 | |
| 100 | if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] { |
| 101 | fail $testname |
| 102 | continue |
| 103 | } |
| 104 | |
| 105 | # On AIX, you need to specify an import list when using --static. |
| 106 | # You only want the import list when creating the final |
| 107 | # executable. |
| 108 | if { [istarget "*-*-aix*"] |
| 109 | && ![istarget "ia64-*-aix*"]} { |
| 110 | if {"$flags" == "--static"} { |
| 111 | set flags "--static -bI:/lib/syscalls.exp" |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | # On Cygwin, -lintl may require -liconv when linking statically. |
| 116 | set extralibs "" |
| 117 | if { [istarget "*-*-cygwin*"]} { |
| 118 | if {"$flags" == "--static"} { |
| 119 | set extralibs "-liconv" |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | # Plugin support requires linking with libdl. |
| 124 | if { $plugins == "yes" } { |
| 125 | if { ![istarget "*-*-freebsd*"]} { |
| 126 | set extralibs "$extralibs -ldl" |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | # On Irix 5, linking with --static only works if all the files are |
| 131 | # compiled using -non_shared. |
| 132 | if {"$flags" == "--static"} { |
| 133 | setup_xfail "mips*-*-irix5*" |
| 134 | } |
| 135 | |
| 136 | if ![ld_link $ld tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] { |
| 137 | fail $testname |
| 138 | continue |
| 139 | } |
| 140 | |
| 141 | if {"$do_strip" == "yes"} { |
| 142 | verbose -log "$strip tmpdir/ld1" |
| 143 | catch "exec $strip tmpdir/ld1" exec_output |
| 144 | if ![string match "" $exec_output] then { |
| 145 | verbose -log "$exec_output" |
| 146 | fail $testname |
| 147 | continue |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | if ![ld_link tmpdir/ld1 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { |
| 152 | fail $testname |
| 153 | continue |
| 154 | } |
| 155 | |
| 156 | if ![ld_link tmpdir/ld2 tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { |
| 157 | fail $testname |
| 158 | continue |
| 159 | } |
| 160 | |
| 161 | if {"$flags" == "--static"} { |
| 162 | if { [istarget ia64-*-elf*] |
| 163 | || [istarget ia64-*-linux*] } { |
| 164 | # On ia64, tmpdir/ld2 != tmpdir/ld3 is normal since they are |
| 165 | # generated by different linkers, tmpdir/ld1 and tmpdir/ld2. |
| 166 | # So we rebuild tmpdir/ld2 with tmpdir/ld3. |
| 167 | if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { |
| 168 | fail $testname |
| 169 | continue |
| 170 | } |
| 171 | } |
| 172 | } else { |
| 173 | if { [istarget mips*-*-linux*] } { |
| 174 | # On Linux/mips, tmpdir/ld2 != tmpdir/ld3 is normal since |
| 175 | # they are generated by different linkers, tmpdir/ld1 and |
| 176 | # tmpdir/ld2. So we rebuild tmpdir/ld2 with tmpdir/ld3. |
| 177 | if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] { |
| 178 | fail $testname |
| 179 | continue |
| 180 | } |
| 181 | } |
| 182 | } |
| 183 | |
| 184 | if {[istarget "*-*-pe"] |
| 185 | || [istarget "*-*-wince"] |
| 186 | || [istarget "*-*-cygwin*"] |
| 187 | || [istarget "*-*-winnt*"] |
| 188 | || [istarget "*-*-mingw*"] |
| 189 | || [istarget "*-*-interix*"] |
| 190 | || [istarget "*-*-beospe*"] |
| 191 | || [istarget "*-*-netbsdpe*"]} { |
| 192 | # Trim off the date present in PE binaries by only looking |
| 193 | # at the ends of the files |
| 194 | # Although this works, a way to set the date would be better. |
| 195 | # Removing or zeroing the date stamp in the binary produced by |
| 196 | # the linker is not possible as it is required by the target OS. |
| 197 | set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE] |
| 198 | send_log "$do_compare\n" |
| 199 | verbose "$do_compare" |
| 200 | catch "exec sh -c [list $do_compare]" exec_output |
| 201 | } else { |
| 202 | send_log "cmp tmpdir/ld2 tmpdir/ld3\n" |
| 203 | verbose "cmp tmpdir/ld2 tmpdir/ld3" |
| 204 | catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output |
| 205 | } |
| 206 | set exec_output [prune_warnings $exec_output] |
| 207 | |
| 208 | if [string match "" $exec_output] then { |
| 209 | pass $testname |
| 210 | } else { |
| 211 | send_log "$exec_output\n" |
| 212 | verbose "$exec_output" 1 |
| 213 | |
| 214 | fail $testname |
| 215 | } |
| 216 | } |
| 217 | |
| 218 | catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status |
| 219 | catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status |