ld/testsuite/ld-size/size.exp

   1 # Expect script for linker support of size relocations.
   2 #
   3 #   Copyright (C) 2013-2017 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 # Size relications have only been implemented for the ix86 and x86_64,
  25 # so far.
  26 if {!(([istarget "i?86-*-*"]
  27        || [istarget "x86_64-*-*"])
  28       && ([istarget "*-*-elf*"]
  29           || [istarget "*-*-nacl*"]
  30           || (([istarget "*-*-linux*"]
  31                || [istarget "*-*-gnu*"])
  32               && ![istarget "*-*-*aout*"]
  33               && ![istarget "*-*-*oldld*"]))) } {
  34     verbose "Size relocations tests not run - no target support"
  35     return
  36 }
  37
  38 # So as to avoid rewriting every last test case here in a nacl variant,
  39 # we use black magic to massage the generic cases into nacl-variant cases.
  40 if [istarget "*-*-nacl*"] {
  41     # Change all the -melf_i386 to -melf_i386_nacl so linking can succeed.
  42     set options_regsub(ld) {-m(\\S+) -m\\1_nacl}
  43 }
  44
  45 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
  46 foreach t $test_list {
  47     # We need to strip the ".d", but can leave the dirname.
  48     verbose [file rootname $t]
  49     run_dump_test [file rootname $t]
  50 }
  51
  52 # We need a working compiler.
  53 if { [which $CC] == 0 } {
  54     verbose "Native size relocation tests not run - no compiler available"
  55     return
  56 }
  57
  58 # Add $NOPIE_CFLAGS and $NOPIE_LDFLAGS if non-PIE is required.
  59 global NOPIE_CFLAGS NOPIE_LDFLAGS
  60
  61 run_cc_link_tests [list \
  62     [list \
  63         "Build libsize-1.so" \
  64         "-shared" \
  65         "-fPIC" \
  66         {size-1a.c size-1b.c} \
  67         {} \
  68         "libsize-1.so" \
  69     ] \
  70     [list \
  71         "Build libsize-2.so" \
  72         "-shared" \
  73         "-fPIC" \
  74         {size-2a.c size-2b.c} \
  75         {} \
  76         "libsize-2.so" \
  77     ] \
  78     [list \
  79         "Build libsize-3a.so" \
  80         "-shared" "-fPIC" \
  81         {size-3a.c} \
  82         {} \
  83         "libsize-3a.so" \
  84     ] \
  85     [list \
  86         "Build libsize-3b.so" \
  87         "-shared" \
  88         "-fPIC" \
  89         {size-3b.c} \
  90         {} \
  91         "libsize-3b.so" \
  92     ] \
  93     [list \
  94         "Build libsize-3c.so" \
  95         "-shared" \
  96         "-fPIC" \
  97         {size-3c.c} \
  98         {} \
  99         "libsize-3c.so" \
 100     ] \
 101     [list \
 102         "Build libsize-6b.so" \
 103         "-shared" \
 104         "-fPIC" \
 105         {size-6b.c} \
 106         {} \
 107         "libsize-6b.so" \
 108     ] \
 109     [list \
 110         "Build libsize-7.so" \
 111         "-shared" \
 112         "-fPIC" \
 113         {size-7b.c} \
 114         {} \
 115         "libsize-7.so" \
 116     ] \
 117     [list \
 118         "Build size-7" \
 119         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-7.so" \
 120         "$NOPIE_CFLAGS" \
 121         {size-7a.c} \
 122         {{readelf -rW size-7.rd}} \
 123         "size-7.exe" \
 124     ] \
 125     [list \
 126         "Build libsize-8.so" \
 127         "-shared" "-fPIC" \
 128         {size-8b.c} \
 129         {} \
 130         "libsize-8.so" \
 131     ] \
 132     [list \
 133         "Build size-8" \
 134         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-8.so" \
 135         "$NOPIE_CFLAGS" \
 136         {size-8a.c} \
 137         {{readelf -rW size-8.rd}} \
 138         "size-8.exe" \
 139     ] \
 140     [list \
 141         "Build libsize-9.so" \
 142         "-shared" \
 143         "-fPIC" \
 144         {size-9b.c} \
 145         {{readelf -rW size-9.rd}} \
 146         "libsize-9.so" \
 147     ] \
 148     [list \
 149         "Build libsize-10.so" \
 150         "-shared" \
 151         "-fPIC" \
 152         {size-10b.c} \
 153         {{readelf -rW size-10.rd}} \
 154         "libsize-10.so" \
 155     ] \
 156 ]
 157
 158 # Check if size relocation works at run-time.
 159 catch "exec tmpdir/size-7.exe > tmpdir/dump.out" exec_output
 160 if ![string match "" $exec_output] then {
 161     send_log "No run-time size relocation support: $exec_output\n"
 162     verbose "No run-time size relocation support: $exec_output" 1
 163     return
 164 }
 165
 166 if { [regexp_diff "tmpdir/dump.out" "$srcdir/$subdir/size-7.out" ] } then {
 167     verbose "output is [file_contents "tmpdir/dump.out"]" 2
 168     fail "Run-time size relocation"
 169     return
 170 }
 171
 172 # Run-time size relocation tests.
 173 run_ld_link_exec_tests [list \
 174     [list \
 175         "Run size-1" \
 176         "-Wl,--no-as-needed tmpdir/libsize-1.so" \
 177         "" \
 178         {size-1.c} \
 179         "size-1" \
 180         "size-1.out" \
 181     ] \
 182     [list \
 183         "Run size-2" \
 184         "-Wl,--no-as-needed tmpdir/libsize-2.so" \
 185         "" \
 186         {size-2.c} \
 187         "size-2" \
 188         "size-2.out" \
 189     ] \
 190     [list \
 191         "Run size-3a" \
 192         "" \
 193         "" \
 194         {size-3.c size-3a.c} \
 195         "size-3a" \
 196         "size-3.out" \
 197     ] \
 198     [list \
 199         "Run size-3b" \
 200         "-Wl,--no-as-needed tmpdir/libsize-3a.so" \
 201         "" \
 202         {size-3.c} \
 203         "size-3b" \
 204         "size-3.out" \
 205     ] \
 206     [list \
 207         "Run size-3c" \
 208         "" \
 209         "" \
 210         {size-3.c size-3b.c} \
 211         "size-3c" \
 212         "size-3.out" \
 213     ] \
 214     [list \
 215         "Run size-3d (1)" \
 216         "-Wl,--no-as-needed tmpdir/libsize-3b.so" \
 217         "" \
 218         {size-3.c} \
 219         "size-3d1" \
 220         "size-3.out" \
 221     ] \
 222     [list \
 223         "Run size-3d (2)" \
 224         "" \
 225         "" \
 226         {size-3.c size-3c.c} \
 227         "size-3d2" \
 228         "size-3.out" \
 229     ] \
 230     [list \
 231     {"Run size-3e"
 232      "-Wl,--no-as-needed tmpdir/libsize-3c.so" ""
 233      {size-3.c} "size-3e" "size-3.out"}
 234     ] \
 235     [list \
 236         "Run size-4a" \
 237         "" \
 238         "" \
 239         {size-4a.c size-4b.c} \
 240         "size-4a" \
 241         "size-4.out" \
 242         "$NOPIE_CFLAGS" \
 243     ] \
 244     [list \
 245         "Run size-4b" \
 246         "" \
 247         "" \
 248         {size-4b.c size-4a.c} \
 249         "size-4b" \
 250         "size-4.out" \
 251         "$NOPIE_CFLAGS" \
 252     ] \
 253     [list \
 254         "Run size-5a" \
 255         "" \
 256         "" \
 257         {size-5a.c size-5b.c} \
 258         "size-5a" \
 259         "size-5.out" \
 260         "$NOPIE_CFLAGS" \
 261     ] \
 262     [list \
 263         "Run size-5b" \
 264         "" \
 265         "" \
 266         {size-5b.c size-5a.c} \
 267         "size-5b" \
 268         "size-5.out" \
 269         "$NOPIE_CFLAGS" \
 270     ] \
 271     [list \
 272         "Run size-6" \
 273         "-Wl,--no-as-needed tmpdir/libsize-6b.so" \
 274         "" \
 275         {size-6a.c} \
 276         "size-6" \
 277         "size-6.out" \
 278         "$NOPIE_CFLAGS" \
 279     ] \
 280     [list \
 281         "Run size-8" \
 282         "-Wl,--no-as-needed,--hash-styl=gnu tmpdir/libsize-8.so" \
 283         "" \
 284         {size-8a.c} \
 285         "size-8" \
 286         "size-8.out" \
 287         "$NOPIE_CFLAGS" \
 288     ] \
 289     [list \
 290         "Run size-9" \
 291         "-Wl,--no-as-needed tmpdir/libsize-9.so" \
 292         "" \
 293         {size-9a.c} \
 294         "size-9" \
 295         "size-9.out" \
 296     ] \
 297     [list \
 298         "Run size-10" \
 299         "-Wl,--no-as-needed tmpdir/libsize-10.so" \
 300         "" \
 301         {size-10a.c} \
 302         "size-10" \
 303         "size-10.out" \
 304     ] \
 305 ]