ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright (C) 2002-2018 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 } else {
  79     set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
  80 }
  81
  82
  83
  84 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
  85 run_ld_link_tests {
  86       {"PR ld/21703"
  87         "--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
  88         {pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
  89       {"PR ld/21703 -r"
  90         "-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
  91         {pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
  92 } "d30v-*-*" "dlx-*-*" "pj-*-*" "xgate-*-*"
  93
  94 if [is_underscore_target] {
  95     set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
  96 }
  97
  98 global ASFLAGS
  99 set saved_ASFLAGS "$ASFLAGS"
 100 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
 101     set ASFLAGS "$ASFLAGS -mx86-used-note=no"
 102 }
 103
 104 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 105 foreach t $test_list {
 106     # We need to strip the ".d", but can leave the dirname.
 107     verbose [file rootname $t]
 108     run_dump_test [file rootname $t]
 109 }
 110
 111 set ASFLAGS "$saved_ASFLAGS"
 112
 113 # Targets using the generic linker backend don't support generating
 114 # an import library.
 115 set xfail_implib ""
 116 if [is_generic_elf] {
 117     set xfail_implib "*-*-*"
 118 }
 119
 120 # Check that the --out-implib option work correctly.
 121 run_ld_link_tests [list \
 122     [list "Generate empty import library" \
 123         "--out-implib=tmpdir/implib.lib" "" \
 124         [concat "--defsym NO_GLOBAL=1" $hpux] \
 125         {implib.s} \
 126         {{ld empty-implib.out}} \
 127         "implib" ] \
 128     [list "Generate import library" \
 129         "--out-implib=tmpdir/implib.lib" "" \
 130         $hpux \
 131         {implib.s} \
 132         {{readelf {-s tmpdir/implib.lib} implib.rd}} \
 133         "implib" ] \
 134 ] $xfail_implib
 135
 136 #v850 gas complains about .tbss.var section attributes.
 137 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 138     run_ld_link_tests {
 139         {"--gc-sections on tls variable"
 140             "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
 141     }
 142 }
 143
 144 if { [istarget *-*-*linux*]
 145      || [istarget *-*-nacl*]
 146      || [istarget *-*-gnu*] } {
 147     run_ld_link_tests {
 148         {"stack exec" "-z execstack" "" "" {stack.s}
 149             {{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"}
 150         {"stack noexec" "-z noexecstack" "" "" {stack.s}
 151             {{readelf {-Wl} stack-noexec.rd}} "stack-noexec.exe"}
 152         {"stack size" "-z stack-size=0x123400" "" "" {stack.s}
 153             {{readelf {-Wl} stack-size.rd}} "stack-size.exe"}
 154     }
 155 }
 156
 157 set LDFLAGS $old_ldflags
 158 set ASFLAGS $old_asflags
 159
 160 # Check to see if the C compiler works
 161 if { [which $CC] == 0 } {
 162     return
 163 }
 164
 165 if [check_gc_sections_available] {
 166     run_cc_link_tests {
 167         {"PR ld/13195" "-Wl,--gc-sections" ""
 168          {pr13195.c} {} "pr13195"}
 169     }
 170 }
 171
 172 set array_tests {
 173     {"preinit array" "" ""
 174         {preinit.c} "preinit" "preinit.out"}
 175     {"init array" "" ""
 176         {init.c} "init" "init.out"}
 177     {"fini array" "" ""
 178         {fini.c} "fini" "fini.out"}
 179     {"init array mixed" "" ""
 180         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 181 }
 182 set array_tests_pie {
 183     {"PIE preinit array" "-pie" ""
 184         {preinit.c} "preinit" "preinit.out" "-fPIE"}
 185     {"PIE init array" "-pie" ""
 186         {init.c} "init" "init.out" "-fPIE"}
 187     {"PIE fini array" "-pie" ""
 188         {fini.c} "fini" "fini.out" "-fPIE"}
 189     {"PIE init array mixed" "-pie" ""
 190         {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 191     {"PIE PR ld/14525" "-pie" ""
 192         {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 193 }
 194 set array_tests_static {
 195     {"static preinit array" "-static" ""
 196         {preinit.c} "preinit" "preinit.out"}
 197     {"static init array" "-static" ""
 198         {init.c} "init" "init.out"}
 199     {"static fini array" "-static" ""
 200         {fini.c} "fini" "fini.out"}
 201     {"static init array mixed" "-static" ""
 202         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 203 }
 204
 205 # NetBSD ELF systems do not currently support the .*_array sections.
 206 set xfails "*-*-netbsdelf*"
 207 run_ld_link_exec_tests $array_tests $xfails
 208
 209 if { [istarget *-*-linux*]
 210      || [istarget *-*-nacl*]
 211      || [istarget *-*-gnu*] } {
 212     run_ld_link_exec_tests $array_tests_pie $xfails
 213
 214     run_ld_link_exec_tests [list \
 215         [list \
 216             "Run mbind2a" \
 217             "$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000" \
 218             "" \
 219             { mbind2a.s mbind2b.c } \
 220             "mbind2a" \
 221             "pass.out" \
 222             "-O2 -I../bfd" \
 223         ] \
 224         [list \
 225             "Run mbind2b" \
 226             "-static -Wl,-z,common-page-size=0x4000" \
 227             "" \
 228             { mbind2a.s mbind2b.c } \
 229             "mbind2b" \
 230             "pass.out" \
 231             "-O2 -I../bfd" \
 232         ] \
 233     ]
 234 }
 235
 236 # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>
 237 # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc.
 238 switch -regexp $target_triplet {
 239     ^\[^-\]*-\[^-\]*-gnu.*$ {
 240         set xfails "*-*-*"
 241     }
 242 }
 243 run_ld_link_exec_tests $array_tests_static $xfails
 244
 245 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status