ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright (C) 2002-2016 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 if { [istarget alpha*-*-* ] } {
  33     # The compress1 test is written expecting 32-bit addresses; force the
  34     # executable down into the low address space to match.
  35     # ??? How can we adjust just the one testcase?
  36     set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
  37 }
  38
  39 if { [istarget "*-*-nacl*"] } {
  40     # The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
  41     # But the target default is ELFCLASS32.  So the cases explicitly use
  42     # -melf_x86_64 to select that, but NaCl needs a different emulation name.
  43     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
  44 }
  45
  46 if { [istarget "*-*-solaris*"] } {
  47     # Same for Solaris
  48     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
  49 }
  50
  51 if { [is_remote host] } then {
  52     remote_download host merge.ld
  53 }
  54
  55 if { ![istarget hppa64*-hpux*] } {
  56     run_ld_link_tests {
  57         {"Build symbol3.a"
  58             "" "" ""
  59             {symbol3.s} {} "symbol3.a"}
  60         {"Build symbol3w.a"
  61             "" "" ""
  62             {symbol3w.s} {} "symbol3w.a"}
  63     }
  64
  65     if { [check_shared_lib_support] } then {
  66         run_ld_link_tests {
  67             {"Build pr14170a.o" "" "" "" "pr14170a.s" {} "pr14170.a" }
  68         }
  69         setup_xfail "tic6x-*-*"
  70         run_ld_link_tests {
  71             {"Build shared library for pr14170"
  72                 "-shared" "" "" "pr14170b.s" {} "pr14170.so" }
  73             {"PR ld/14170"
  74                 "tmpdir/pr14170a.o tmpdir/pr14170.so" "" "" "pr14170c.s"
  75                 { } "pr14170" }
  76         }
  77     }
  78 }
  79
  80 # Only run these tests on targets that support creating shared libraries.
  81 if { [check_shared_lib_support] } then {
  82     # Run a test to check linking a shared library with a broken linker
  83     # script that accidentally marks dynamic sections as notes.  The
  84     # resulting executable is not expected to work, but the linker
  85     # should not seg-fault whilst creating the binary.
  86     setup_xfail "tic6x-*-*"
  87     run_ld_link_tests {
  88         {"Build shared library for next test"
  89             "-shared" "" "" "note-3.s" {} "note-3.so" }
  90         {"Link using broken linker script"
  91             "--script note-3.t tmpdir/note-3.so" "" "" ""
  92             { { ld "note-3.l" } }
  93             "a.out" }
  94     }
  95     setup_xfail "tic6x-*-*"
  96     run_ld_link_tests {
  97         {"Build pr17068.so"
  98             "-shared" "" ""
  99             {pr17068d.s} {} "pr17068.so"}
 100         {"Build pr17068a.a"
 101             "" "" ""
 102             {pr17068a.s pr17068c.s pr17068ez.s} {} "pr17068a.a"}
 103         {"Build pr17068b.a"
 104             "" "" ""
 105             {pr17068b.s pr17068e.s} {} "pr17068b.a"}
 106         {"pr17068 link --as-needed lib in group"
 107             "--as-needed" "--start-group tmpdir/pr17068a.a tmpdir/pr17068.so tmpdir/pr17068b.a --end-group" ""
 108             {start.s pr17068.s} {} "pr17068"}
 109     }
 110     # xfail on tic6x due to non-PIC/non-PID warnings
 111     setup_xfail "tic6x-*-*"
 112     # Fails on MIPS because ABI trickery means that a NULL reloc is also emitted.
 113     setup_xfail "mips*-*-*"
 114     run_ld_link_tests {
 115         {"-Bsymbolic-functions"
 116             "-shared -Bsymbolic-functions" "" ""
 117             {symbolic-func.s} {{readelf {-r --wide} symbolic-func.r}}
 118             "symbolic-func.so"}
 119     }
 120 }
 121
 122 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 123 foreach t $test_list {
 124     # We need to strip the ".d", but can leave the dirname.
 125     verbose [file rootname $t]
 126     run_dump_test [file rootname $t]
 127 }
 128
 129 if { [istarget *-*-linux*]
 130      || [istarget *-*-nacl*]
 131      || [istarget *-*-gnu*] } {
 132     run_ld_link_tests {
 133         {"Weak symbols in dynamic objects 1 (support)"
 134             "-shared" "" "" {weak-dyn-1a.s}
 135             {}
 136             "libweakdyn1a.so"}
 137         {"Weak symbols in dynamic objects 1 (main test)"
 138             "-shared tmpdir/libweakdyn1a.so -Tweak-dyn-1.ld" "" "" {weak-dyn-1b.s}
 139             {{readelf {--relocs --wide} weak-dyn-1.rd}}
 140             "libweakdyn1b.so"}
 141     }
 142 }
 143
 144 #v850 gas complains about .tbss.var section attributes.
 145 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 146     run_ld_link_tests {
 147         {"--gc-sections on tls variable"
 148             "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
 149     }
 150 }
 151
 152 if { [istarget *-*-*linux*]
 153      || [istarget *-*-nacl*]
 154      || [istarget *-*-gnu*] } {
 155     run_ld_link_tests {
 156         {"stack exec" "-z execstack" "" "" {stack.s}
 157             {{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"}
 158         {"stack size" "-z stack-size=0x123400" "" "" {stack.s}
 159             {{readelf {-Wl} stack-size.rd}} "stack-size.exe"}
 160     }
 161 }
 162
 163 set LDFLAGS $old_ldflags
 164
 165 # The following tests require running the executable generated by ld.
 166 if ![isnative] {
 167     return
 168 }
 169
 170 if [check_gc_sections_available] {
 171     run_cc_link_tests {
 172         {"PR ld/13195" "-Wl,--gc-sections" ""
 173          {pr13195.c} {} "pr13195"}
 174     }
 175 }
 176
 177 set array_tests {
 178     {"preinit array" "" "" {preinit.c} "preinit" "preinit.out"}
 179     {"init array" "" "" {init.c} "init" "init.out"}
 180     {"fini array" "" "" {fini.c} "fini" "fini.out"}
 181     {"init array mixed" "" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 182 }
 183 set array_tests_pie {
 184     {"PIE preinit array" "-pie" "" {preinit.c} "preinit" "preinit.out" "-fPIE" }
 185     {"PIE init array" "-pie" "" {init.c} "init" "init.out" "-fPIE"}
 186     {"PIE fini array" "-pie" "" {fini.c} "fini" "fini.out" "-fPIE"}
 187     {"PIE init array mixed" "-pie" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 188     {"PIE PR ld/14525" "-pie" "" {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 189 }
 190 set array_tests_static {
 191     {"static preinit array" "-static" "" {preinit.c} "preinit" "preinit.out"}
 192     {"static init array" "-static" "" {init.c} "init" "init.out"}
 193     {"static fini array" "-static" "" {fini.c} "fini" "fini.out"}
 194     {"static init array mixed" "-static" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 195 }
 196
 197 # NetBSD ELF systems do not currently support the .*_array sections.
 198 set xfails [list "*-*-netbsdelf*"]
 199 run_ld_link_exec_tests $xfails $array_tests
 200
 201 if { [istarget *-*-linux*]
 202      || [istarget *-*-nacl*]
 203      || [istarget *-*-gnu*] } {
 204     run_ld_link_exec_tests $xfails $array_tests_pie
 205 }
 206
 207 # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc.
 208 switch -regexp $target_triplet {
 209     ^\[^-\]*-\[^-\]*-gnu.*$ {
 210         # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>
 211         lappend xfails "*-*-*"
 212     }
 213 }
 214 run_ld_link_exec_tests $xfails $array_tests_static
 215
 216 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status