ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright (C) 2002-2019 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 }
  47
  48 if { [istarget "*-*-nacl*"] } {
  49     # The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
  50     # But the target default is ELFCLASS32.  So the cases explicitly use
  51     # -melf_x86_64 to select that, but NaCl needs a different emulation name.
  52     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
  53 }
  54
  55 if { [istarget "*-*-solaris*"] } {
  56     # Same for Solaris
  57     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
  58 }
  59
  60 if { [is_remote host] } then {
  61     remote_download host merge.ld
  62 }
  63
  64 # Note - the output file from the second test (symbol3w.a) is
  65 # used in the proc is_elf64 test below...
  66 run_ld_link_tests [list \
  67     [list "Build symbol3.a" \
  68         "" "" $hpux \
  69         {symbol3.s} {} "symbol3.a" ] \
  70     [list "Build symbol3w.a" \
  71         "" "" "" \
  72         {symbol3w.s} {} "symbol3w.a" ] \
  73 ]
  74
  75
  76 if [is_elf64 tmpdir/symbol3w.a] {
  77     set ASFLAGS "$ASFLAGS --defsym ALIGN=3"
  78     set pr23900_1_exp "pr23900-1-64.rd"
  79 } else {
  80     set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
  81     set pr23900_1_exp "pr23900-1-32.rd"
  82 }
  83
  84
  85
  86 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
  87 run_ld_link_tests {
  88       {"PR ld/21703"
  89         "--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
  90         {pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
  91       {"PR ld/21703 -r"
  92         "-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
  93         {pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
  94 } "d30v-*-*" "dlx-*-*" "pj-*-*" "xgate-*-*"
  95
  96 if [is_underscore_target] {
  97     set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
  98 }
  99
 100 global ASFLAGS
 101 set saved_ASFLAGS "$ASFLAGS"
 102 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
 103     set ASFLAGS "$ASFLAGS -mx86-used-note=no"
 104 }
 105
 106 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 107 foreach t $test_list {
 108     # We need to strip the ".d", but can leave the dirname.
 109     verbose [file rootname $t]
 110     run_dump_test [file rootname $t]
 111 }
 112
 113 set ASFLAGS "$saved_ASFLAGS"
 114
 115 # Targets using the generic linker backend don't support generating
 116 # an import library.
 117 set xfail_implib ""
 118 if [is_generic_elf] {
 119     set xfail_implib "*-*-*"
 120 }
 121
 122 # Check that the --out-implib option work correctly.
 123 run_ld_link_tests [list \
 124     [list "Generate empty import library" \
 125         "--out-implib=tmpdir/implib.lib" "" \
 126         [concat "--defsym NO_GLOBAL=1" $hpux] \
 127         {implib.s} \
 128         {{ld empty-implib.out}} \
 129         "implib" ] \
 130     [list "Generate import library" \
 131         "--out-implib=tmpdir/implib.lib" "" \
 132         $hpux \
 133         {implib.s} \
 134         {{readelf {-s tmpdir/implib.lib} implib.rd}} \
 135         "implib" ] \
 136 ] $xfail_implib
 137
 138 #v850 gas complains about .tbss.var section attributes.
 139 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 140     run_ld_link_tests {
 141         {"--gc-sections on tls variable"
 142             "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
 143     }
 144 }
 145
 146 if { [istarget *-*-*linux*]
 147      || [istarget *-*-nacl*]
 148      || [istarget *-*-gnu*] } {
 149     run_ld_link_tests [list \
 150         [list "stack exec" \
 151             "-z execstack" \
 152             "" \
 153             "" \
 154             {stack.s} \
 155             {{readelf {-Wl} stack-exec.rd}} \
 156             "stack-exec.exe"] \
 157         [list "stack noexec" \
 158             "-z noexecstack" \
 159             "" \
 160             "" \
 161             {stack.s} \
 162             {{readelf {-Wl} stack-noexec.rd}} \
 163             "stack-noexec.exe"] \
 164         [list "stack size" \
 165             "-z stack-size=0x123400" \
 166             "" \
 167             "" \
 168             {stack.s} \
 169             {{readelf {-Wl} stack-size.rd}} \
 170             "stack-size.exe"] \
 171         [list "PT_GNU_PROPERTY alignment" \
 172             "" \
 173             "" \
 174             "" \
 175             {pr23900-1.s} \
 176             [list [list "readelf" {-Wl} $pr23900_1_exp]] \
 177             "pr23900-1.exe"] \
 178         ]
 179 }
 180
 181 set LDFLAGS $old_ldflags
 182 set ASFLAGS $old_asflags
 183
 184 # Check to see if the C compiler works
 185 if { ![check_compiler_available] } {
 186     return
 187 }
 188
 189 if [check_gc_sections_available] {
 190     run_cc_link_tests {
 191         {"PR ld/13195" "-Wl,--gc-sections" ""
 192          {pr13195.c} {} "pr13195"}
 193     }
 194 }
 195
 196 set array_tests {
 197     {"preinit array" "" ""
 198         {preinit.c} "preinit" "preinit.out"}
 199     {"init array" "" ""
 200         {init.c} "init" "init.out"}
 201     {"fini array" "" ""
 202         {fini.c} "fini" "fini.out"}
 203     {"init array mixed" "" ""
 204         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 205 }
 206 set array_tests_pie {
 207     {"PIE preinit array" "-pie" ""
 208         {preinit.c} "preinit" "preinit.out" "-fPIE"}
 209     {"PIE init array" "-pie" ""
 210         {init.c} "init" "init.out" "-fPIE"}
 211     {"PIE fini array" "-pie" ""
 212         {fini.c} "fini" "fini.out" "-fPIE"}
 213     {"PIE init array mixed" "-pie" ""
 214         {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 215     {"PIE PR ld/14525" "-pie" ""
 216         {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 217 }
 218 set array_tests_static {
 219     {"static preinit array" "-static" ""
 220         {preinit.c} "preinit" "preinit.out"}
 221     {"static init array" "-static" ""
 222         {init.c} "init" "init.out"}
 223     {"static fini array" "-static" ""
 224         {fini.c} "fini" "fini.out"}
 225     {"static init array mixed" "-static" ""
 226         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 227 }
 228
 229 # NetBSD ELF systems do not currently support the .*_array sections.
 230 set xfails "*-*-netbsdelf*"
 231 run_ld_link_exec_tests $array_tests $xfails
 232
 233 if { [istarget *-*-linux*]
 234      || [istarget *-*-nacl*]
 235      || [istarget *-*-gnu*] } {
 236     run_ld_link_exec_tests $array_tests_pie $xfails
 237
 238     if { $STATIC_PIE_LDFLAGS != "" } then {
 239         run_ld_link_exec_tests [list \
 240             [list \
 241                 "Static PIE preinit array" \
 242                 "$STATIC_PIE_LDFLAGS" \
 243                 "" \
 244                 {preinit.c} \
 245                 "preinit-static-pie" \
 246                 "preinit.out" \
 247                 "-fPIE" \
 248             ] \
 249             [list \
 250                 "Static PIE init array" \
 251                 "$STATIC_PIE_LDFLAGS" \
 252                 "" \
 253                 {init.c} \
 254                 "init-static-pie" \
 255                 "init.out" \
 256                 "-fPIE" \
 257             ] \
 258             [list \
 259                 "Static PIE fini array" \
 260                 "$STATIC_PIE_LDFLAGS" \
 261                 "" \
 262                 {fini.c} \
 263                 "fini-static-pie" \
 264                 "fini.out" \
 265                 "-fPIE" \
 266             ] \
 267             [list \
 268                 "Static PIE init array mixed" \
 269                 "$STATIC_PIE_LDFLAGS" \
 270                 "" \
 271                 {init-mixed.c} \
 272                 "init-mixed-static-pie" \
 273                 "init-mixed.out" \
 274                 "-I.  -fPIE" \
 275             ] \
 276             [list \
 277                 "Static PIE PR ld/14525" \
 278                 "$STATIC_PIE_LDFLAGS" \
 279                 "" \
 280                 {pr14525.c} \
 281                 "pr14525-static-pie" \
 282                 "pr14525.out" \
 283                 "-fPIE" \
 284             ] \
 285         ]
 286     }
 287
 288     run_ld_link_exec_tests [list \
 289         [list \
 290             "Run mbind2a" \
 291             "$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000" \
 292             "" \
 293             { mbind2a.s mbind2b.c } \
 294             "mbind2a" \
 295             "pass.out" \
 296             "-O2 -I../bfd" \
 297         ] \
 298         [list \
 299             "Run mbind2b" \
 300             "-static -Wl,-z,common-page-size=0x4000" \
 301             "" \
 302             { mbind2a.s mbind2b.c } \
 303             "mbind2b" \
 304             "pass.out" \
 305             "-O2 -I../bfd" \
 306         ] \
 307     ]
 308 }
 309
 310 run_ld_link_exec_tests $array_tests_static $xfails
 311
 312 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status