ld/testsuite/ld-bootstrap/bootstrap.exp

   1 # Expect script for LD Bootstrap Tests
   2 #   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2004,
   3 #   2005, 2006, 2007, 2009, 2010  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 # Written by Jeffrey Wheat (cassidy@cygnus.com)
  23 # Rewritten by Ian Lance Taylor (ian@cygnus.com)
  24 #
  25
  26 # Make sure that ld can bootstrap itself.
  27
  28 # This test can only be run if ld generates native executables.
  29 if ![isnative] {
  30     return
  31 }
  32
  33 # Determine if plugin support is present.
  34 remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
  35 set tmp [file_contents "plugin-support"]
  36 regexp ".*\(--plugin\).*\n" $tmp foo plugins
  37 if [info exists plugins] then {
  38     set plugins "yes"
  39 } else {
  40     set plugins "no"
  41 }
  42
  43 # LD can have plugin support even if BFD does not.
  44 if [check_plugin_api_available] {
  45     set plugins "yes"
  46 }
  47
  48 # Bootstrap ld.  First link the object files together using -r, in
  49 # order to test -r.  Then link the result into an executable, ld1, to
  50 # really test -r.  Use ld1 to link a fresh ld, ld2.  Use ld2 to link a
  51 # new ld, ld3.  ld2 and ld3 should be identical.
  52 set test_flags {"" "strip" "--static" "--traditional-format"
  53                 "--no-keep-memory" "--relax"}
  54 if { [istarget "powerpc-*-*"] } {
  55     lappend test_flags "--ppc476-workaround"
  56 }
  57
  58 foreach flags $test_flags {
  59     set do_strip "no"
  60     if {"$flags" == "strip"} {
  61         set testname "bootstrap with $flags"
  62         set flags ""
  63         set do_strip "yes"
  64     } else { if {"$flags" != ""} {
  65         set testname "bootstrap with $flags"
  66     } else {
  67         set testname "bootstrap"
  68     }}
  69
  70     # --static is meaningless and --relax is incompatible with -r.
  71     set partial_flags "$flags"
  72     if { "$flags" == "--static" || "$flags" == "--relax" } {
  73         set partial_flags ""
  74     }
  75
  76     if { $partial_flags == "--ppc476-workaround" } {
  77         append partial_flags " -T $srcdir/$subdir/ppc476.t"
  78     }
  79
  80     # This test can only be run if we have the ld build directory,
  81     # since we need the object files.
  82     if {$ld != "$objdir/ld-new"} {
  83         untested $testname
  84         continue
  85     }
  86
  87     # Plugin support requires linking with a dynamic library which
  88     # means that these tests will fail.
  89     if { $flags == "--static" && $plugins == "yes" } then {
  90         untested $testname
  91         continue
  92     }
  93
  94     # If we only have a shared libbfd, we probably can't run the
  95     # --static test.
  96     if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then {
  97         untested $testname
  98         continue
  99     }
 100
 101     if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
 102         fail $testname
 103         continue
 104     }
 105
 106     # On AIX, you need to specify an import list when using --static.
 107     # You only want the import list when creating the final
 108     # executable.
 109     if { [istarget "*-*-aix*"]
 110          && ![istarget "ia64-*-aix*"]} {
 111         if {"$flags" == "--static"} {
 112             set flags "--static -bI:/lib/syscalls.exp"
 113         }
 114     }
 115
 116     # On Cygwin, -lintl may require -liconv when linking statically.
 117     set extralibs ""
 118     if { [istarget "*-*-cygwin*"]} {
 119         if {"$flags" == "--static"} {
 120             set extralibs "-liconv"
 121         }
 122     }
 123
 124     # Plugin support requires linking with libdl.
 125     if { $plugins == "yes" } {
 126         set extralibs "$extralibs -ldl"
 127     }
 128
 129     # On Irix 5, linking with --static only works if all the files are
 130     # compiled using -non_shared.
 131     if {"$flags" == "--static"} {
 132         setup_xfail "mips*-*-irix5*"
 133     }
 134
 135     if ![ld_link $ld tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] {
 136         fail $testname
 137         continue
 138     }
 139
 140     if {"$do_strip" == "yes"} {
 141         verbose -log "$strip tmpdir/ld1"
 142         catch "exec $strip tmpdir/ld1" exec_output
 143         if ![string match "" $exec_output] then {
 144             verbose -log "$exec_output"
 145             fail $testname
 146             continue
 147         }
 148     }
 149
 150     if ![ld_link tmpdir/ld1 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 151         fail $testname
 152         continue
 153     }
 154
 155     if ![ld_link tmpdir/ld2 tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 156         fail $testname
 157         continue
 158     }
 159
 160     if {"$flags" == "--static"} {
 161         if { [istarget ia64-*-elf*]
 162              || [istarget ia64-*-linux*] } {
 163             # On ia64, tmpdir/ld2 != tmpdir/ld3 is normal since they are
 164             # generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
 165             # So we rebuild tmpdir/ld2 with tmpdir/ld3.
 166             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 167                 fail $testname
 168                 continue
 169             }
 170         }
 171     } else {
 172         if { [istarget mips*-*-linux*] } {
 173             # On Linux/mips, tmpdir/ld2 != tmpdir/ld3 is normal since
 174             # they are generated by different linkers, tmpdir/ld1 and
 175             # tmpdir/ld2. So we rebuild tmpdir/ld2 with tmpdir/ld3.
 176             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 177                 fail $testname
 178                 continue
 179             }
 180         }
 181     }
 182
 183     if {[istarget "*-*-pe"]
 184         || [istarget "*-*-wince"]
 185         || [istarget "*-*-cygwin*"]
 186         || [istarget "*-*-winnt*"]
 187         || [istarget "*-*-mingw*"]
 188         || [istarget "*-*-interix*"]
 189         || [istarget "*-*-beospe*"]
 190         || [istarget "*-*-netbsdpe*"]} {
 191         # Trim off the date present in PE binaries by only looking
 192         #   at the ends of the files
 193         # Although this works, a way to set the date would be better.
 194         # Removing or zeroing the date stamp in the binary produced by
 195         # the linker is not possible as it is required by the target OS.
 196         set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
 197         send_log "$do_compare\n"
 198         verbose  "$do_compare"
 199         catch "exec sh -c [list $do_compare]" exec_output
 200     } else {
 201         send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
 202         verbose  "cmp tmpdir/ld2 tmpdir/ld3"
 203         catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
 204     }
 205     set exec_output [prune_warnings $exec_output]
 206
 207     if [string match "" $exec_output] then {
 208         pass $testname
 209     } else {
 210         send_log "$exec_output\n"
 211         verbose "$exec_output" 1
 212
 213         fail $testname
 214     }
 215 }
 216
 217 catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
 218 catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status