260 lines
9.7 KiB
Text
260 lines
9.7 KiB
Text
# Expect script for various indirect symbol tests.
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# Copyright (C) 2012-2022 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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#
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#
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# Written by H.J. Lu (hongjiu.lu@intel.com)
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#
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# Exclude non-ELF targets.
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if ![is_elf_format] {
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return
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}
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# Skip target where -shared is not supported
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if ![check_shared_lib_support] {
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return
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}
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# Check if compiler works
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if { ![check_compiler_available] } {
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return
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}
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# Some bare-metal targets don't support shared libs or PIC.
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if { ![run_host_cmd_yesno $CC_FOR_TARGET "-shared -fPIC $srcdir/$subdir/dummy.c -o tmpdir/t.so"] } {
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return
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}
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proc check_link_message { cmd string testname } {
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send_log "$cmd\n"
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verbose "$cmd"
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catch "exec $cmd" exec_output
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send_log "$exec_output\n"
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verbose "$exec_output"
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foreach str $string {
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if [string match "*$str*" $exec_output] {
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pass "$testname: $str"
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} else {
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fail "$testname: $str"
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}
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}
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}
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# Disable LTO for these tests.
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set cc_cmd "$CC_FOR_TARGET"
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if {[check_lto_available]} {
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append cc_cmd " -fno-lto"
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}
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# Disable all sanitizers.
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append cc_cmd " $NOSANITIZE_CFLAGS"
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if { ![ld_compile $cc_cmd $srcdir/$subdir/indirect1a.c tmpdir/indirect1a.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/indirect1b.c tmpdir/indirect1b.o]
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|| ![ld_compile "$cc_cmd -fPIC" $srcdir/$subdir/indirect2.c tmpdir/indirect2.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/indirect3a.c tmpdir/indirect3a.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/indirect3b.c tmpdir/indirect3b.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/indirect4a.c tmpdir/indirect4a.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/indirect4b.c tmpdir/indirect4b.o]
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|| ![ld_compile "$cc_cmd -O2 -fPIC -I../bfd" $srcdir/$subdir/pr18720a.c tmpdir/pr18720a.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/pr18720b.c tmpdir/pr18720b.o]
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|| ![ld_compile "$cc_cmd -fPIC" $srcdir/$subdir/pr19553d.c tmpdir/pr19553d.o]
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|| ![ld_compile "$cc_cmd -fPIC" $srcdir/$subdir/pr19553c.c tmpdir/pr19553c.o]
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|| ![ld_compile "$cc_cmd -fPIC" $srcdir/$subdir/pr19553b.c tmpdir/pr19553b.o]
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|| ![ld_compile $cc_cmd $srcdir/$subdir/pr19553a.c tmpdir/pr19553a.o] } {
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unsupported "Indirect symbol tests"
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return
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}
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set build_tests {
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{"Build libindirect1c.so"
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"-shared" "-fPIC"
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{indirect1c.c} {} "libindirect1c.so"}
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{"Build libindirect3c.so"
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"-shared" "-fPIC"
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{indirect3c.c} {} "libindirect3c.so"}
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{"Build libindirect4c.so"
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"-shared" "-fPIC"
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{indirect4c.c} {} "libindirect4c.so"}
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{"Build libindirect5.so"
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"-shared -Wl,--version-script=indirect5.map" "-fPIC"
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{indirect5b.c} {} "libindirect5.so"}
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{"Build libpr18720c.so"
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"-shared" "-fPIC"
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{pr18720c.c} {} "libpr18720c.so"}
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{"Build pr18720b1.o"
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"-r -nostdlib tmpdir/pr18720b.o" ""
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{dummy.c} {} "pr18720b1.o"}
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{"Build pr18720a"
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"tmpdir/pr18720a.o tmpdir/pr18720b.o tmpdir/libpr18720c.so" ""
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{check-ptr-eq.c} {{readelf {--dyn-syms} pr18720.rd}} "pr18720a"}
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{"Build libpr19553b.so"
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"-shared -Wl,--version-script=pr19553.map" "-fPIC"
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{pr19553b.c} {} "libpr19553b.so"}
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{"Build libpr19553c.so"
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"-shared -Wl,--version-script=pr19553.map" "-fPIC"
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{pr19553c.c} {} "libpr19553c.so"}
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{"Build libpr19553d.so"
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"-shared tmpdir/libpr19553c.so" "-fPIC"
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{pr19553d.c} {} "libpr19553d.so"}
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}
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run_cc_link_tests $build_tests
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set string ": final link failed: bad value"
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set string1 ": local symbol \`foo\' in tmpdir/indirect1b.o is referenced by DSO"
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set testname "Indirect symbol 1a"
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set cmd "$ld -e start -o tmpdir/indirect1 tmpdir/indirect1a.o tmpdir/indirect1b.o tmpdir/libindirect1c.so"
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check_link_message "$cmd" [list $string1 $string] "$testname"
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set testname "Indirect symbol 1b"
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set cmd "$ld -e start -o tmpdir/indirect1 tmpdir/indirect1a.o tmpdir/libindirect1c.so tmpdir/indirect1b.o"
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check_link_message "$cmd" [list $string1 $string] "$testname"
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set string2 ": no symbol version section for versioned symbol \`foo@FOO\'"
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set testname "Indirect symbol 2"
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set cmd "$ld -shared -o tmpdir/indirect2.so tmpdir/indirect2.o"
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check_link_message "$cmd" [list $string2] "$testname"
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set run_tests {
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{"Run with libindirect3c.so 1"
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"-Wl,--no-as-needed tmpdir/indirect3a.o tmpdir/indirect3b.o tmpdir/libindirect3c.so" ""
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{dummy.c} "indirect3a" "indirect3.out"}
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{"Run with libindirect3c.so 2"
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"-Wl,--no-as-needed tmpdir/indirect3a.o tmpdir/libindirect3c.so tmpdir/indirect3b.o" ""
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{dummy.c} "indirect3b" "indirect3.out"}
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{"Run with libindirect3c.so 3"
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"-Wl,--no-as-needed tmpdir/indirect3b.o tmpdir/libindirect3c.so tmpdir/indirect3a.o" ""
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{dummy.c} "indirect3c" "indirect3.out"}
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{"Run with libindirect3c.so 4"
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"-Wl,--no-as-needed tmpdir/libindirect3c.so tmpdir/indirect3b.o tmpdir/indirect3a.o" ""
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{dummy.c} "indirect3d" "indirect3.out"}
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{"Run with libindirect4c.so 1"
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"-Wl,--no-as-needed tmpdir/indirect4a.o tmpdir/indirect4b.o tmpdir/libindirect4c.so" ""
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{dummy.c} "indirect4a" "indirect4.out"}
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{"Run with libindirect4c.so 2"
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"-Wl,--no-as-needed tmpdir/indirect4a.o tmpdir/libindirect4c.so tmpdir/indirect4b.o" ""
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{dummy.c} "indirect4b" "indirect4.out"}
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{"Run with libindirect4c.so 3"
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"-Wl,--no-as-needed tmpdir/indirect4b.o tmpdir/libindirect4c.so tmpdir/indirect4a.o" ""
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{dummy.c} "indirect4c" "indirect4.out"}
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{"Run with libindirect4c.so 4"
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"-Wl,--no-as-needed tmpdir/libindirect4c.so tmpdir/indirect4b.o tmpdir/indirect4a.o" ""
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{dummy.c} "indirect4d" "indirect4.out"}
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{"Run indirect5 1"
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"$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libindirect5.so" ""
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{indirect5a.c} "indirect5a" "indirect5.out" "$NOPIE_CFLAGS"}
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{"Run indirect5 2"
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"$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/indirect5a.o tmpdir/libindirect5.so" ""
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{dummy.c} "indirect5b" "indirect5.out" "$NOPIE_CFLAGS"}
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{"Run indirect6 1"
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"$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libindirect5.so" ""
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{indirect6a.c} "indirect6a" "indirect5.out" "$NOPIE_CFLAGS"}
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{"Run indirect6 2"
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"$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/indirect6a.o tmpdir/libindirect5.so" ""
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{dummy.c} "indirect6b" "indirect5.out" "$NOPIE_CFLAGS"}
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{"Run with libpr18720c.so 1"
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"-Wl,--no-as-needed tmpdir/pr18720a.o tmpdir/pr18720b.o tmpdir/libpr18720c.so" ""
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{check-ptr-eq.c} "pr18720a" "pr18720.out"}
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{"Run with libpr18720c.so 2"
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"-Wl,--no-as-needed tmpdir/pr18720a.o tmpdir/libpr18720c.so tmpdir/pr18720b.o" ""
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{check-ptr-eq.c} "pr18720b" "pr18720.out"}
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{"Run with libpr18720c.so 3"
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"-Wl,--no-as-needed tmpdir/pr18720b.o tmpdir/libpr18720c.so tmpdir/pr18720a.o" ""
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{check-ptr-eq.c} "pr18720c" "pr18720.out"}
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{"Run with libpr18720c.so 4"
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"-Wl,--no-as-needed tmpdir/libpr18720c.so tmpdir/pr18720b.o tmpdir/pr18720a.o" ""
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{check-ptr-eq.c} "pr18720d" "pr18720.out"}
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{"Run with libpr18720c.so 5"
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"-Wl,--no-as-needed tmpdir/libpr18720c.so tmpdir/pr18720b1.o tmpdir/pr18720a.o" ""
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{check-ptr-eq.c} "pr18720d" "pr18720.out"}
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{"Run with libpr19553b.so"
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"-Wl,--no-as-needed tmpdir/libpr19553b.so tmpdir/libpr19553d.so -Wl,-rpath-link,." ""
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{pr19553a.c} "pr19553b" "pr19553b.out"}
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{"Run with libpr19553c.so"
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"-Wl,--no-as-needed tmpdir/libpr19553c.so tmpdir/libpr19553b.so tmpdir/libpr19553d.so" ""
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{pr19553a.c} "pr19553c" "pr19553c.out"}
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{"Run with libpr19553d.so"
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"-Wl,--no-as-needed tmpdir/libpr19553d.so tmpdir/libpr19553b.so -Wl,-rpath-link,." ""
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{pr19553a.c} "pr19553d" "pr19553d.out"}
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}
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run_ld_link_exec_tests $run_tests
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# Check that "bar" is not dynamic in the executable
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proc check_dynamic_syms { test } {
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global nm
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set cmd "$nm -D $test > dump.out"
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send_log "$cmd\n"
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catch "exec $cmd" comp_output
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if ![string match "" $comp_output] then {
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send_log "$comp_output\n"
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return 0
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}
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if { [string match "* bar\n*" [file_contents "dump.out"]] } then {
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verbose "output is [file_contents "dump.out"]"
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return 0
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}
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return 1
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}
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foreach t [list indirect5a indirect5b indirect6a indirect6b] {
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set testname [concat $t "dynsym"]
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if { [check_dynamic_syms tmpdir/$t] } {
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pass $testname
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} else {
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fail $testname
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}
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}
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send_log "$CC_FOR_TARGET -fPIE -pie $srcdir/$subdir/main.c -o tmpdir/pie"
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catch "exec $CC_FOR_TARGET -fPIE -pie $srcdir/$subdir/main.c -o tmpdir/pie" exec_output
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send_log "$exec_output"
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if { ! [string match "" $exec_output] } {
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return
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}
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set pie_tests {
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{"Run indirect5 3"
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"-pie -Wl,--no-as-needed tmpdir/libindirect5.so" ""
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{indirect5a.c} "indirect5c" "indirect5.out" "-fPIE"}
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{"Run indirect5 4"
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"-pie -Wl,--no-as-needed tmpdir/indirect5a.o tmpdir/libindirect5.so" ""
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{dummy.c} "indirect5d" "indirect5.out" "-fPIE"}
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{"Run indirect6 3"
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"-pie -Wl,--no-as-needed tmpdir/libindirect5.so" ""
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{indirect6a.c} "indirect6c" "indirect5.out" "-fPIE"}
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{"Run indirect6 4"
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"-pie -Wl,--no-as-needed tmpdir/indirect6a.o tmpdir/libindirect5.so" "-fPIE"
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{dummy.c} "indirect6d" "indirect5.out" "-fPIE"}
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}
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run_ld_link_exec_tests $pie_tests
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foreach t [list indirect5c indirect5d indirect6c indirect6d] {
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set testname [concat $t "dynsym"]
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if { [check_dynamic_syms tmpdir/$t] } {
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pass $testname
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} else {
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fail $testname
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}
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}
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