ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright (C) 2002-2020 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
  22 # Exclude non-ELF targets.
  23
  24 if ![is_elf_format] {
  25     return
  26 }
  27
  28 set old_ldflags $LDFLAGS
  29 if { [istarget spu*-*-*] } {
  30     set LDFLAGS "$LDFLAGS --local-store 0:0"
  31 }
  32
  33 # hpux .comm differs from everyone else
  34 set hpux ""
  35 set old_asflags $ASFLAGS
  36 if [istarget "*-*-hpux*"] {
  37     set hpux "--defsym HPUX=1"
  38     set ASFLAGS "$ASFLAGS --defsym HPUX=1"
  39 }
  40
  41 if { [istarget alpha*-*-* ] } {
  42     # The compress1 test is written expecting 32-bit addresses; force the
  43     # executable down into the low address space to match.
  44     # ??? How can we adjust just the one testcase?
  45     set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
  46     set ASFLAGS "$ASFLAGS --defsym NO_SET=1"
  47 }
  48
  49 if { [istarget "*-*-nacl*"] } {
  50     # The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
  51     # But the target default is ELFCLASS32.  So the cases explicitly use
  52     # -melf_x86_64 to select that, but NaCl needs a different emulation name.
  53     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
  54 }
  55
  56 if { [istarget "*-*-solaris*"] } {
  57     # Same for Solaris
  58     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
  59 }
  60
  61 if { [is_remote host] } then {
  62     remote_download host merge.ld
  63 }
  64
  65 # Note - the output file from the second test (symbol3w.a) is
  66 # used in the proc is_elf64 test below...
  67 run_ld_link_tests [list \
  68     [list "Build symbol3.a" \
  69         "" "" $hpux \
  70         {symbol3.s} {} "symbol3.a" ] \
  71     [list "Build symbol3w.a" \
  72         "" "" "" \
  73         {symbol3w.s} {} "symbol3w.a" ] \
  74 ]
  75
  76
  77 if [is_elf64 tmpdir/symbol3w.a] {
  78     set ASFLAGS "$ASFLAGS --defsym ALIGN=3"
  79     set pr23900_1_exp "pr23900-1-64.rd"
  80     set pr25490_2_exp "pr25490-2-64.rd"
  81     set pr25490_3_exp "pr25490-3-64.rd"
  82     set pr25490_4_exp "pr25490-4-64.rd"
  83     set pr25490_5_exp "pr25490-5-64.rd"
  84     set pr25490_6_exp "pr25490-6-64.rd"
  85 } else {
  86     set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
  87     set pr23900_1_exp "pr23900-1-32.rd"
  88     if {    [istarget avr-*-*]
  89          || [istarget h8300-*-*]
  90          || [istarget ip2k-*-*]
  91          || [istarget m68hc11-*]
  92          || [istarget "xc16x-*"]
  93          || [istarget "z80-*-*"] } {
  94         set pr25490_2_exp "pr25490-2-16.rd"
  95         set pr25490_3_exp "pr25490-3-16.rd"
  96         set pr25490_4_exp "pr25490-4-16.rd"
  97         set pr25490_5_exp "pr25490-5-16.rd"
  98         set pr25490_6_exp "pr25490-6-16.rd"
  99     } else {
 100         set pr25490_2_exp "pr25490-2-32.rd"
 101         set pr25490_3_exp "pr25490-3-32.rd"
 102         set pr25490_4_exp "pr25490-4-32.rd"
 103         set pr25490_5_exp "pr25490-5-32.rd"
 104         set pr25490_6_exp "pr25490-6-32.rd"
 105     }
 106 }
 107
 108
 109
 110 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
 111 run_ld_link_tests {
 112       {"PR ld/21703"
 113         "--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
 114         {pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
 115       {"PR ld/21703 -r"
 116         "-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
 117         {pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
 118 } \[is_generic\]
 119
 120 if [is_underscore_target] {
 121     set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
 122 }
 123
 124 set saved_ASFLAGS "$ASFLAGS"
 125 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
 126     set ASFLAGS "$ASFLAGS -mx86-used-note=no"
 127 }
 128
 129 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 130 foreach t $test_list {
 131     # We need to strip the ".d", but can leave the dirname.
 132     verbose [file rootname $t]
 133     run_dump_test [file rootname $t]
 134 }
 135
 136 set ASFLAGS "$saved_ASFLAGS"
 137
 138 # Check that the --out-implib option work correctly.
 139 # Targets that don't use elf.em won't support this.
 140 run_ld_link_tests [list \
 141     [list "Generate empty import library" \
 142         "--out-implib=tmpdir/implib.lib" "" \
 143         [concat "--defsym NO_GLOBAL=1" $hpux] \
 144         {implib.s} \
 145         {{ld empty-implib.out}} \
 146         "implib" ] \
 147     [list "Generate import library" \
 148         "--out-implib=tmpdir/implib.lib" "" \
 149         $hpux \
 150         {implib.s} \
 151         {{readelf {-s tmpdir/implib.lib} implib.rd}} \
 152         "implib" ] \
 153 ] \[uses_genelf\]
 154
 155 #v850 gas complains about .tbss.var section attributes.
 156 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 157     run_ld_link_tests {
 158         {"--gc-sections on tls variable"
 159             "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
 160     }
 161 }
 162
 163 if { [istarget *-*-*linux*]
 164      || [istarget *-*-nacl*]
 165      || [istarget *-*-gnu*] } {
 166     run_ld_link_tests [list \
 167         [list "stack exec" \
 168             "-z execstack" \
 169             "" \
 170             "" \
 171             {stack.s} \
 172             {{readelf {-Wl} stack-exec.rd}} \
 173             "stack-exec.exe"] \
 174         [list "stack noexec" \
 175             "-z noexecstack" \
 176             "" \
 177             "" \
 178             {stack.s} \
 179             {{readelf {-Wl} stack-noexec.rd}} \
 180             "stack-noexec.exe"] \
 181         [list "stack size" \
 182             "-z stack-size=0x123400" \
 183             "" \
 184             "" \
 185             {stack.s} \
 186             {{readelf {-Wl} stack-size.rd}} \
 187             "stack-size.exe"] \
 188         [list "PT_GNU_PROPERTY alignment" \
 189             "" \
 190             "" \
 191             "" \
 192             {pr23900-1.s} \
 193             [list [list "readelf" {-Wl} $pr23900_1_exp]] \
 194             "pr23900-1.exe"] \
 195         ]
 196 }
 197
 198 if [check_gc_sections_available] {
 199     run_ld_link_tests [list \
 200         [list "__patchable_function_entries section 2" \
 201             "--gc-sections -e _start" \
 202             "" \
 203             "" \
 204             {pr25490-2.s} \
 205             [list [list "readelf" {-SW} $pr25490_2_exp]] \
 206             "pr25490-2.exe"] \
 207         [list "__patchable_function_entries section 3" \
 208             "--gc-sections -e _start" \
 209             "" \
 210             "" \
 211             {pr25490-3.s} \
 212             [list [list "readelf" {-SW} $pr25490_3_exp]] \
 213             "pr25490-3.exe"] \
 214         [list "__patchable_function_entries section 4" \
 215             "--gc-sections -e _start" \
 216             "" \
 217             "" \
 218             {pr25490-4.s} \
 219             [list [list "readelf" {-SW} $pr25490_4_exp]] \
 220             "pr25490-4.exe"] \
 221         [list "__patchable_function_entries section 5" \
 222             "--gc-sections -e _start" \
 223             "" \
 224             "" \
 225             {pr25490-5.s} \
 226             [list [list "readelf" {-SW} $pr25490_5_exp]] \
 227             "pr25490-5.exe"] \
 228         [list "__patchable_function_entries section 6" \
 229             "--gc-sections -e _start" \
 230             "" \
 231             "" \
 232             {pr25490-6.s} \
 233             [list [list "readelf" {-SW} $pr25490_6_exp]] \
 234             "pr25490-6.exe"] \
 235         ]
 236 }
 237
 238 set LDFLAGS $old_ldflags
 239 set ASFLAGS $old_asflags
 240
 241 # Check to see if the C compiler works
 242 if { ![check_compiler_available] } {
 243     return
 244 }
 245
 246 if [check_gc_sections_available] {
 247     run_cc_link_tests {
 248         {"PR ld/13195" "-Wl,--gc-sections" ""
 249          {pr13195.c} {} "pr13195"}
 250     }
 251 }
 252
 253 set array_tests {
 254     {"preinit array" "" ""
 255         {preinit.c} "preinit" "preinit.out"}
 256     {"init array" "" ""
 257         {init.c} "init" "init.out"}
 258     {"fini array" "" ""
 259         {fini.c} "fini" "fini.out"}
 260     {"init array mixed" "" ""
 261         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 262 }
 263 set array_tests_pie {
 264     {"PIE preinit array" "-pie" ""
 265         {preinit.c} "preinit" "preinit.out" "-fPIE"}
 266     {"PIE init array" "-pie" ""
 267         {init.c} "init" "init.out" "-fPIE"}
 268     {"PIE fini array" "-pie" ""
 269         {fini.c} "fini" "fini.out" "-fPIE"}
 270     {"PIE init array mixed" "-pie" ""
 271         {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 272     {"PIE PR ld/14525" "-pie" ""
 273         {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 274 }
 275 set array_tests_static {
 276     {"static preinit array" "-static" ""
 277         {preinit.c} "preinit" "preinit.out"}
 278     {"static init array" "-static" ""
 279         {init.c} "init" "init.out"}
 280     {"static fini array" "-static" ""
 281         {fini.c} "fini" "fini.out"}
 282     {"static init array mixed" "-static" ""
 283         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 284 }
 285
 286 # NetBSD ELF systems do not currently support the .*_array sections.
 287 set xfails "*-*-netbsdelf*"
 288 run_ld_link_exec_tests $array_tests $xfails
 289
 290 if { [istarget *-*-linux*]
 291      || [istarget *-*-nacl*]
 292      || [istarget *-*-gnu*] } {
 293     run_ld_link_exec_tests $array_tests_pie $xfails
 294
 295     if { $STATIC_PIE_LDFLAGS != "" } then {
 296         run_ld_link_exec_tests [list \
 297             [list \
 298                 "Static PIE preinit array" \
 299                 "$STATIC_PIE_LDFLAGS" \
 300                 "" \
 301                 {preinit.c} \
 302                 "preinit-static-pie" \
 303                 "preinit.out" \
 304                 "-fPIE" \
 305             ] \
 306             [list \
 307                 "Static PIE init array" \
 308                 "$STATIC_PIE_LDFLAGS" \
 309                 "" \
 310                 {init.c} \
 311                 "init-static-pie" \
 312                 "init.out" \
 313                 "-fPIE" \
 314             ] \
 315             [list \
 316                 "Static PIE fini array" \
 317                 "$STATIC_PIE_LDFLAGS" \
 318                 "" \
 319                 {fini.c} \
 320                 "fini-static-pie" \
 321                 "fini.out" \
 322                 "-fPIE" \
 323             ] \
 324             [list \
 325                 "Static PIE init array mixed" \
 326                 "$STATIC_PIE_LDFLAGS" \
 327                 "" \
 328                 {init-mixed.c} \
 329                 "init-mixed-static-pie" \
 330                 "init-mixed.out" \
 331                 "-I.  -fPIE" \
 332             ] \
 333             [list \
 334                 "Static PIE PR ld/14525" \
 335                 "$STATIC_PIE_LDFLAGS" \
 336                 "" \
 337                 {pr14525.c} \
 338                 "pr14525-static-pie" \
 339                 "pr14525.out" \
 340                 "-fPIE" \
 341             ] \
 342         ]
 343     }
 344
 345     run_ld_link_exec_tests [list \
 346         [list \
 347             "Run mbind2a" \
 348             "$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000" \
 349             "" \
 350             { mbind2a.s mbind2b.c } \
 351             "mbind2a" \
 352             "pass.out" \
 353             "-O2 -I../bfd" \
 354         ] \
 355         [list \
 356             "Run mbind2b" \
 357             "-static -Wl,-z,common-page-size=0x4000" \
 358             "" \
 359             { mbind2a.s mbind2b.c } \
 360             "mbind2b" \
 361             "pass.out" \
 362             "-O2 -I../bfd" \
 363         ] \
 364     ]
 365 }
 366
 367 run_ld_link_exec_tests $array_tests_static $xfails
 368
 369 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status