ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright 2002, 2003, 2005, 2007, 2009, 2010, 2011, 2012
   3 #   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 # Exclude non-ELF targets.
  24
  25 if ![is_elf_format] {
  26     return
  27 }
  28
  29 set old_ldflags $LDFLAGS
  30 if { [istarget spu*-*-*] } {
  31     set LDFLAGS "$LDFLAGS --local-store 0:0"
  32 }
  33 if { [istarget alpha*-*-* ] } {
  34     # The compress1 test is written expecting 32-bit addresses; force the
  35     # executable down into the low address space to match.
  36     # ??? How can we adjust just the one testcase?
  37     set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
  38 }
  39
  40 if { [istarget "*-*-nacl*"] } {
  41     # The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
  42     # But the target default is ELFCLASS32.  So the cases explicitly use
  43     # -melf_x86_64 to select that, but NaCl needs a different emulation name.
  44     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
  45 }
  46
  47 if { [istarget "*-*-solaris*"] } {
  48     # Same for Solaris
  49     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
  50 }
  51
  52 if { [is_remote host] } then {
  53     remote_download host merge.ld
  54 }
  55
  56 if { ![istarget hppa64*-hpux*] } {
  57     run_ld_link_tests {
  58         {"Build symbol3.a"
  59             "" ""
  60             {symbol3.s} {} "symbol3.a"}
  61         {"Build symbol3w.a"
  62             "" ""
  63             {symbol3w.s} {} "symbol3w.a"}
  64     }
  65
  66     if { [check_shared_lib_support] } then {
  67         run_ld_link_tests {
  68             {"Build pr14170a.o" "" "" "pr14170a.s" {} "pr14170.a" }
  69         }
  70         setup_xfail "tic6x-*-*"
  71         run_ld_link_tests {
  72             {"Build shared library for pr14170"
  73                 "-shared" "" "pr14170b.s" {} "pr14170.so" }
  74             {"PR ld/14170"
  75                 "tmpdir/pr14170a.o tmpdir/pr14170.so" "" "pr14170c.s"
  76                 { } "pr14170" }
  77         }
  78     }
  79 }
  80
  81 # Run a test to check linking a shared library with a broken linker
  82 # script that accidentally marks dynamic sections as notes.  The
  83 # resulting executable is not expected to work, but the linker
  84 # should not seg-fault whilst creating the binary.
  85 #
  86 # Only run the test on targets thats support creating shared libraries.
  87 if { [check_shared_lib_support] } then {
  88     setup_xfail "tic6x-*-*"
  89     run_ld_link_tests {
  90         {"Build shared library for next test"
  91             "-shared" "" "note-3.s" {} "note-3.so" }
  92         {"Link using broken linker script"
  93             "--script note-3.t tmpdir/note-3.so" "" ""
  94             { { ld "note-3.l" } }
  95             "a.out" }
  96     }
  97 }
  98
  99 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 100 foreach t $test_list {
 101     # We need to strip the ".d", but can leave the dirname.
 102     verbose [file rootname $t]
 103     run_dump_test [file rootname $t]
 104 }
 105
 106 if { [istarget *-*-linux*]
 107      || [istarget *-*-nacl*]
 108      || [istarget *-*-gnu*] } {
 109     run_ld_link_tests {
 110         {"Weak symbols in dynamic objects 1 (support)"
 111             "-shared" "" {weak-dyn-1a.s}
 112             {}
 113             "libweakdyn1a.so"}
 114         {"Weak symbols in dynamic objects 1 (main test)"
 115             "-shared tmpdir/libweakdyn1a.so -Tweak-dyn-1.ld" "" {weak-dyn-1b.s}
 116             {{readelf {--relocs --wide} weak-dyn-1.rd}}
 117             "libweakdyn1b.so"}
 118     }
 119 }
 120
 121 #v850 gas complains about .tbss.var section attributes.
 122 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 123     run_ld_link_tests {
 124         {"--gc-sections on tls variable"
 125             "--gc-section" "" {tls_gc.s} {} "tls_gc"}
 126     }
 127 }
 128
 129 if { [istarget *-*-*linux*]
 130      || [istarget *-*-nacl*]
 131      || [istarget *-*-gnu*] } {
 132     run_ld_link_tests {
 133         {"stack exec" "-z execstack" "" {stack.s}
 134             {{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"}
 135         {"stack size" "-z stack-size=0x123400" "" {stack.s}
 136             {{readelf {-Wl} stack-size.rd}} "stack-size.exe"}
 137     }
 138 }
 139
 140 set LDFLAGS $old_ldflags
 141
 142 # The following tests require running the executable generated by ld.
 143 if ![isnative] {
 144     return
 145 }
 146
 147 if [check_gc_sections_available] {
 148     run_cc_link_tests {
 149         {"PR ld/13195" "-Wl,--gc-sections" ""
 150          {pr13195.c} {} "pr13195"}
 151     }
 152 }
 153
 154 set array_tests {
 155     {"preinit array" "" "" {preinit.c} "preinit" "preinit.out"}
 156     {"init array" "" "" {init.c} "init" "init.out"}
 157     {"fini array" "" "" {fini.c} "fini" "fini.out"}
 158     {"init array mixed" "" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 159 }
 160 set array_tests_pie {
 161     {"PIE preinit array" "-pie" "" {preinit.c} "preinit" "preinit.out" "-fPIE" }
 162     {"PIE init array" "-pie" "" {init.c} "init" "init.out" "-fPIE"}
 163     {"PIE fini array" "-pie" "" {fini.c} "fini" "fini.out" "-fPIE"}
 164     {"PIE init array mixed" "-pie" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 165     {"PIE PR ld/14525" "-pie" "" {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 166 }
 167 set array_tests_static {
 168     {"static preinit array" "-static" "" {preinit.c} "preinit" "preinit.out"}
 169     {"static init array" "-static" "" {init.c} "init" "init.out"}
 170     {"static fini array" "-static" "" {fini.c} "fini" "fini.out"}
 171     {"static init array mixed" "-static" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 172 }
 173
 174 # NetBSD ELF systems do not currently support the .*_array sections.
 175 set xfails [list "*-*-netbsdelf*"]
 176 run_ld_link_exec_tests $xfails $array_tests
 177
 178 if { [istarget *-*-linux*]
 179      || [istarget *-*-nacl*]
 180      || [istarget *-*-gnu*] } {
 181     run_ld_link_exec_tests $xfails $array_tests_pie
 182 }
 183
 184 # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc.
 185 switch -regexp $target_triplet {
 186     ^\[^-\]*-\[^-\]*-gnu.*$ {
 187         # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>
 188         lappend xfails "*-*-*"
 189     }
 190 }
 191 run_ld_link_exec_tests $xfails $array_tests_static
 192
 193 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status