1 # Expect script for various ELF tests. 2 # Copyright (C) 2002-2014 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 thats 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 } 111 112 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]] 113 foreach t $test_list { 114 # We need to strip the ".d", but can leave the dirname. 115 verbose [file rootname $t] 116 run_dump_test [file rootname $t] 117 } 118 119 if { [istarget *-*-linux*] 120 || [istarget *-*-nacl*] 121 || [istarget *-*-gnu*] } { 122 run_ld_link_tests { 123 {"Weak symbols in dynamic objects 1 (support)" 124 "-shared" "" "" {weak-dyn-1a.s} 125 {} 126 "libweakdyn1a.so"} 127 {"Weak symbols in dynamic objects 1 (main test)" 128 "-shared tmpdir/libweakdyn1a.so -Tweak-dyn-1.ld" "" "" {weak-dyn-1b.s} 129 {{readelf {--relocs --wide} weak-dyn-1.rd}} 130 "libweakdyn1b.so"} 131 } 132 } 133 134 #v850 gas complains about .tbss.var section attributes. 135 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } { 136 run_ld_link_tests { 137 {"--gc-sections on tls variable" 138 "--gc-section" "" "" {tls_gc.s} {} "tls_gc"} 139 } 140 } 141 142 if { [istarget *-*-*linux*] 143 || [istarget *-*-nacl*] 144 || [istarget *-*-gnu*] } { 145 run_ld_link_tests { 146 {"stack exec" "-z execstack" "" "" {stack.s} 147 {{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"} 148 {"stack size" "-z stack-size=0x123400" "" "" {stack.s} 149 {{readelf {-Wl} stack-size.rd}} "stack-size.exe"} 150 } 151 } 152 153 set LDFLAGS $old_ldflags 154 155 # The following tests require running the executable generated by ld. 156 if ![isnative] { 157 return 158 } 159 160 if [check_gc_sections_available] { 161 run_cc_link_tests { 162 {"PR ld/13195" "-Wl,--gc-sections" "" 163 {pr13195.c} {} "pr13195"} 164 } 165 } 166 167 set array_tests { 168 {"preinit array" "" "" {preinit.c} "preinit" "preinit.out"} 169 {"init array" "" "" {init.c} "init" "init.out"} 170 {"fini array" "" "" {fini.c} "fini" "fini.out"} 171 {"init array mixed" "" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."} 172 } 173 set array_tests_pie { 174 {"PIE preinit array" "-pie" "" {preinit.c} "preinit" "preinit.out" "-fPIE" } 175 {"PIE init array" "-pie" "" {init.c} "init" "init.out" "-fPIE"} 176 {"PIE fini array" "-pie" "" {fini.c} "fini" "fini.out" "-fPIE"} 177 {"PIE init array mixed" "-pie" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"} 178 {"PIE PR ld/14525" "-pie" "" {pr14525.c} "pr14525" "pr14525.out" "-fPIE"} 179 } 180 set array_tests_static { 181 {"static preinit array" "-static" "" {preinit.c} "preinit" "preinit.out"} 182 {"static init array" "-static" "" {init.c} "init" "init.out"} 183 {"static fini array" "-static" "" {fini.c} "fini" "fini.out"} 184 {"static init array mixed" "-static" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I."} 185 } 186 187 # NetBSD ELF systems do not currently support the .*_array sections. 188 set xfails [list "*-*-netbsdelf*"] 189 run_ld_link_exec_tests $xfails $array_tests 190 191 if { [istarget *-*-linux*] 192 || [istarget *-*-nacl*] 193 || [istarget *-*-gnu*] } { 194 run_ld_link_exec_tests $xfails $array_tests_pie 195 } 196 197 # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc. 198 switch -regexp $target_triplet { 199 ^\[^-\]*-\[^-\]*-gnu.*$ { 200 # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static> 201 lappend xfails "*-*-*" 202 } 203 } 204 run_ld_link_exec_tests $xfails $array_tests_static 205 206 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status 207