ld/testsuite/ld-size/size.exp

   1 # Expect script for linker support of size relocations.
   2 #
   3 #   Copyright (C) 2013-2019 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 relocations 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     verbose "Size relocations tests not run - no target support"
  33     return
  34 }
  35
  36 # So as to avoid rewriting every last test case here in a nacl variant,
  37 # we use black magic to massage the generic cases into nacl-variant cases.
  38 if [istarget "*-*-nacl*"] {
  39     # Change all the -melf_i386 to -melf_i386_nacl so linking can succeed.
  40     set options_regsub(ld) {-m(\\S+) -m\\1_nacl}
  41 }
  42
  43 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
  44 foreach t $test_list {
  45     # We need to strip the ".d", but can leave the dirname.
  46     verbose [file rootname $t]
  47     run_dump_test [file rootname $t]
  48 }
  49
  50 # We need a working compiler.
  51 if { ![check_compiler_available] } {
  52     verbose "Native size relocation tests not run - no compiler available"
  53     return
  54 }
  55
  56 # Add $NOPIE_CFLAGS and $NOPIE_LDFLAGS if non-PIE is required.
  57 global NOPIE_CFLAGS NOPIE_LDFLAGS
  58
  59 run_cc_link_tests [list \
  60     [list \
  61         "Build libsize-1.so" \
  62         "-shared" \
  63         "-fPIC" \
  64         {size-1a.c size-1b.c} \
  65         {} \
  66         "libsize-1.so" \
  67     ] \
  68     [list \
  69         "Build libsize-2.so" \
  70         "-shared" \
  71         "-fPIC" \
  72         {size-2a.c size-2b.c} \
  73         {} \
  74         "libsize-2.so" \
  75     ] \
  76     [list \
  77         "Build libsize-3a.so" \
  78         "-shared" "-fPIC" \
  79         {size-3a.c} \
  80         {} \
  81         "libsize-3a.so" \
  82     ] \
  83     [list \
  84         "Build libsize-3b.so" \
  85         "-shared" \
  86         "-fPIC" \
  87         {size-3b.c} \
  88         {} \
  89         "libsize-3b.so" \
  90     ] \
  91     [list \
  92         "Build libsize-3c.so" \
  93         "-shared" \
  94         "-fPIC" \
  95         {size-3c.c} \
  96         {} \
  97         "libsize-3c.so" \
  98     ] \
  99     [list \
 100         "Build libsize-6b.so" \
 101         "-shared" \
 102         "-fPIC" \
 103         {size-6b.c} \
 104         {} \
 105         "libsize-6b.so" \
 106     ] \
 107     [list \
 108         "Build libsize-7.so" \
 109         "-shared" \
 110         "-fPIC" \
 111         {size-7b.c} \
 112         {} \
 113         "libsize-7.so" \
 114     ] \
 115     [list \
 116         "Build size-7" \
 117         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-7.so" \
 118         "$NOPIE_CFLAGS" \
 119         {size-7a.c} \
 120         {{readelf -rW size-7.rd}} \
 121         "size-7.exe" \
 122     ] \
 123     [list \
 124         "Build libsize-8.so" \
 125         "-shared" "-fPIC" \
 126         {size-8b.c} \
 127         {} \
 128         "libsize-8.so" \
 129     ] \
 130     [list \
 131         "Build size-8" \
 132         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-8.so" \
 133         "$NOPIE_CFLAGS" \
 134         {size-8a.c} \
 135         {{readelf -rW size-8.rd}} \
 136         "size-8.exe" \
 137     ] \
 138     [list \
 139         "Build libsize-9.so" \
 140         "-shared" \
 141         "-fPIC" \
 142         {size-9b.c} \
 143         {{readelf -rW size-9.rd}} \
 144         "libsize-9.so" \
 145     ] \
 146     [list \
 147         "Build libsize-10.so" \
 148         "-shared" \
 149         "-fPIC" \
 150         {size-10b.c} \
 151         {{readelf -rW size-10.rd}} \
 152         "libsize-10.so" \
 153     ] \
 154 ]
 155
 156 # Check if size relocation works at run-time.
 157 catch "exec tmpdir/size-7.exe > tmpdir/dump.out" exec_output
 158 if ![string match "" $exec_output] then {
 159     send_log "No run-time size relocation support: $exec_output\n"
 160     verbose "No run-time size relocation support: $exec_output" 1
 161     return
 162 }
 163
 164 if { [regexp_diff "tmpdir/dump.out" "$srcdir/$subdir/size-7.out" ] } then {
 165     verbose "output is [file_contents "tmpdir/dump.out"]" 2
 166     fail "Run-time size relocation"
 167     return
 168 }
 169
 170 # Run-time size relocation tests.
 171 run_ld_link_exec_tests [list \
 172     [list \
 173         "Run size-1" \
 174         "-Wl,--no-as-needed tmpdir/libsize-1.so" \
 175         "" \
 176         {size-1.c} \
 177         "size-1" \
 178         "size-1.out" \
 179     ] \
 180     [list \
 181         "Run size-2" \
 182         "-Wl,--no-as-needed tmpdir/libsize-2.so" \
 183         "" \
 184         {size-2.c} \
 185         "size-2" \
 186         "size-2.out" \
 187     ] \
 188     [list \
 189         "Run size-3a" \
 190         "" \
 191         "" \
 192         {size-3.c size-3a.c} \
 193         "size-3a" \
 194         "size-3.out" \
 195     ] \
 196     [list \
 197         "Run size-3b" \
 198         "-Wl,--no-as-needed tmpdir/libsize-3a.so" \
 199         "" \
 200         {size-3.c} \
 201         "size-3b" \
 202         "size-3.out" \
 203     ] \
 204     [list \
 205         "Run size-3c" \
 206         "" \
 207         "" \
 208         {size-3.c size-3b.c} \
 209         "size-3c" \
 210         "size-3.out" \
 211     ] \
 212     [list \
 213         "Run size-3d (1)" \
 214         "-Wl,--no-as-needed tmpdir/libsize-3b.so" \
 215         "" \
 216         {size-3.c} \
 217         "size-3d1" \
 218         "size-3.out" \
 219     ] \
 220     [list \
 221         "Run size-3d (2)" \
 222         "" \
 223         "" \
 224         {size-3.c size-3c.c} \
 225         "size-3d2" \
 226         "size-3.out" \
 227     ] \
 228     [list \
 229     {"Run size-3e" \
 230      "-Wl,--no-as-needed tmpdir/libsize-3c.so" "" \
 231      {size-3.c} "size-3e" "size-3.out"} \
 232     ] \
 233     [list \
 234         "Run size-4a" \
 235         "$NOPIE_LDFLAGS" \
 236         "" \
 237         {size-4a.c size-4b.c} \
 238         "size-4a" \
 239         "size-4.out" \
 240         "$NOPIE_CFLAGS" \
 241     ] \
 242     [list \
 243         "Run size-4b" \
 244         "$NOPIE_LDFLAGS" \
 245         "" \
 246         {size-4b.c size-4a.c} \
 247         "size-4b" \
 248         "size-4.out" \
 249         "$NOPIE_CFLAGS" \
 250     ] \
 251     [list \
 252         "Run size-5a" \
 253         "$NOPIE_LDFLAGS" \
 254         "" \
 255         {size-5a.c size-5b.c} \
 256         "size-5a" \
 257         "size-5.out" \
 258         "$NOPIE_CFLAGS" \
 259     ] \
 260     [list \
 261         "Run size-5b" \
 262         "$NOPIE_LDFLAGS" \
 263         "" \
 264         {size-5b.c size-5a.c} \
 265         "size-5b" \
 266         "size-5.out" \
 267         "$NOPIE_CFLAGS" \
 268     ] \
 269     [list \
 270         "Run size-6" \
 271         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-6b.so" \
 272         "" \
 273         {size-6a.c} \
 274         "size-6" \
 275         "size-6.out" \
 276         "$NOPIE_CFLAGS" \
 277     ] \
 278     [list \
 279         "Run size-8" \
 280         "$NOPIE_LDFLAGS -Wl,--no-as-needed,--hash-styl=gnu \
 281          tmpdir/libsize-8.so" \
 282         "" \
 283         {size-8a.c} \
 284         "size-8" \
 285         "size-8.out" \
 286         "$NOPIE_CFLAGS" \
 287     ] \
 288     [list \
 289         "Run size-9" \
 290         "-Wl,--no-as-needed tmpdir/libsize-9.so" \
 291         "" \
 292         {size-9a.c} \
 293         "size-9" \
 294         "size-9.out" \
 295     ] \
 296     [list \
 297         "Run size-10" \
 298         "-Wl,--no-as-needed tmpdir/libsize-10.so" \
 299         "" \
 300         {size-10a.c} \
 301         "size-10" \
 302         "size-10.out" \
 303     ] \
 304 ]