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 native system.
  53 if ![isnative] {
  54     verbose "Native size relocation tests not run - not a native toolchain"
  55     return
  56 }
  57
  58 # We need a working compiler.
  59 if { [which $CC] == 0 } {
  60     verbose "Native size relocation tests not run - no compiler available"
  61     return
  62 }
  63
  64 # Add $NOPIE_CFLAGS and $NOPIE_LDFLAGS if non-PIE is required.
  65 global NOPIE_CFLAGS NOPIE_LDFLAGS
  66
  67 run_cc_link_tests [list \
  68     [list \
  69         "Build libsize-1.so" \
  70         "-shared" \
  71         "-fPIC" \
  72         {size-1a.c size-1b.c} \
  73         {} \
  74         "libsize-1.so" \
  75     ] \
  76     [list \
  77         "Build libsize-2.so" \
  78         "-shared" \
  79         "-fPIC" \
  80         {size-2a.c size-2b.c} \
  81         {} \
  82         "libsize-2.so" \
  83     ] \
  84     [list \
  85         "Build libsize-3a.so" \
  86         "-shared" "-fPIC" \
  87         {size-3a.c} \
  88         {} \
  89         "libsize-3a.so" \
  90     ] \
  91     [list \
  92         "Build libsize-3b.so" \
  93         "-shared" \
  94         "-fPIC" \
  95         {size-3b.c} \
  96         {} \
  97         "libsize-3b.so" \
  98     ] \
  99     [list \
 100         "Build libsize-3c.so" \
 101         "-shared" \
 102         "-fPIC" \
 103         {size-3c.c} \
 104         {} \
 105         "libsize-3c.so" \
 106     ] \
 107     [list \
 108         "Build libsize-6b.so" \
 109         "-shared" \
 110         "-fPIC" \
 111         {size-6b.c} \
 112         {} \
 113         "libsize-6b.so" \
 114     ] \
 115     [list \
 116         "Build libsize-7.so" \
 117         "-shared" \
 118         "-fPIC" \
 119         {size-7b.c} \
 120         {} \
 121         "libsize-7.so" \
 122     ] \
 123     [list \
 124         "Build size-7" \
 125         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-7.so" \
 126         "$NOPIE_CFLAGS" \
 127         {size-7a.c} \
 128         {{readelf -rW size-7.rd}} \
 129         "size-7.exe" \
 130     ] \
 131     [list \
 132         "Build libsize-8.so" \
 133         "-shared" "-fPIC" \
 134         {size-8b.c} \
 135         {} \
 136         "libsize-8.so" \
 137     ] \
 138     [list \
 139         "Build size-8" \
 140         "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libsize-8.so" \
 141         "$NOPIE_CFLAGS" \
 142         {size-8a.c} \
 143         {{readelf -rW size-8.rd}} \
 144         "size-8.exe" \
 145     ] \
 146     [list \
 147         "Build libsize-9.so" \
 148         "-shared" \
 149         "-fPIC" \
 150         {size-9b.c} \
 151         {{readelf -rW size-9.rd}} \
 152         "libsize-9.so" \
 153     ] \
 154     [list \
 155         "Build libsize-10.so" \
 156         "-shared" \
 157         "-fPIC" \
 158         {size-10b.c} \
 159         {{readelf -rW size-10.rd}} \
 160         "libsize-10.so" \
 161     ] \
 162 ]
 163
 164 # Check if size relocation works at run-time.
 165 catch "exec tmpdir/size-7.exe > tmpdir/dump.out" exec_output
 166 if ![string match "" $exec_output] then {
 167     send_log "No run-time size relocation support: $exec_output\n"
 168     verbose "No run-time size relocation support: $exec_output" 1
 169     return
 170 }
 171
 172 if { [regexp_diff "tmpdir/dump.out" "$srcdir/$subdir/size-7.out" ] } then {
 173     verbose "output is [file_contents "tmpdir/dump.out"]" 2
 174     fail "Run-time size relocation"
 175     return
 176 }
 177
 178 # Run-time size relocation tests.
 179 run_ld_link_exec_tests [list \
 180     [list \
 181         "Run size-1" \
 182         "tmpdir/libsize-1.so" \
 183         "" \
 184         {size-1.c} \
 185         "size-1" \
 186         "size-1.out" \
 187     ] \
 188     [list \
 189         "Run size-2" \
 190         "tmpdir/libsize-2.so" \
 191         "" \
 192         {size-2.c} \
 193         "size-2" \
 194         "size-2.out" \
 195     ] \
 196     [list \
 197         "Run size-3a" \
 198         "" \
 199         "" \
 200         {size-3.c size-3a.c} \
 201         "size-3a" \
 202         "size-3.out" \
 203     ] \
 204     [list \
 205         "Run size-3b" \
 206         "tmpdir/libsize-3a.so" \
 207         "" \
 208         {size-3.c} \
 209         "size-3b" \
 210         "size-3.out" \
 211     ] \
 212     [list \
 213         "Run size-3c" \
 214         "" \
 215         "" \
 216         {size-3.c size-3b.c} \
 217         "size-3c" \
 218         "size-3.out" \
 219     ] \
 220     [list \
 221         "Run size-3d (1)" \
 222         "tmpdir/libsize-3b.so" \
 223         "" \
 224         {size-3.c} \
 225         "size-3d1" \
 226         "size-3.out" \
 227     ] \
 228     [list \
 229         "Run size-3d (2)" \
 230         "" \
 231         "" \
 232         {size-3.c size-3c.c} \
 233         "size-3d2" \
 234         "size-3.out" \
 235     ] \
 236     [list \
 237     {"Run size-3e"
 238      "tmpdir/libsize-3c.so" ""
 239      {size-3.c} "size-3e" "size-3.out"}
 240     ] \
 241     [list \
 242         "Run size-4a" \
 243         "" \
 244         "" \
 245         {size-4a.c size-4b.c} \
 246         "size-4a" \
 247         "size-4.out" \
 248         "$NOPIE_CFLAGS" \
 249     ] \
 250     [list \
 251         "Run size-4b" \
 252         "" \
 253         "" \
 254         {size-4b.c size-4a.c} \
 255         "size-4b" \
 256         "size-4.out" \
 257         "$NOPIE_CFLAGS" \
 258     ] \
 259     [list \
 260         "Run size-5a" \
 261         "" \
 262         "" \
 263         {size-5a.c size-5b.c} \
 264         "size-5a" \
 265         "size-5.out" \
 266         "$NOPIE_CFLAGS" \
 267     ] \
 268     [list \
 269         "Run size-5b" \
 270         "" \
 271         "" \
 272         {size-5b.c size-5a.c} \
 273         "size-5b" \
 274         "size-5.out" \
 275         "$NOPIE_CFLAGS" \
 276     ] \
 277     [list \
 278         "Run size-6" \
 279         "tmpdir/libsize-6b.so" \
 280         "" \
 281         {size-6a.c} \
 282         "size-6" \
 283         "size-6.out" \
 284         "$NOPIE_CFLAGS" \
 285     ] \
 286     [list \
 287         "Run size-8" \
 288         "tmpdir/libsize-8.so --hash-styl=gnu" \
 289         "" \
 290         {size-8a.c} \
 291         "size-8" \
 292         "size-8.out" \
 293         "$NOPIE_CFLAGS" \
 294     ] \
 295     [list \
 296         "Run size-9" \
 297         "tmpdir/libsize-9.so" \
 298         "" \
 299         {size-9a.c} \
 300         "size-9" \
 301         "size-9.out" \
 302     ] \
 303     [list \
 304         "Run size-10" \
 305         "tmpdir/libsize-10.so" \
 306         "" \
 307         {size-10a.c} \
 308         "size-10" \
 309         "size-10.out" \
 310     ] \
 311 ]