2018-12-28 15:25:28 +00:00
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# Expect script for RISC-V ELF linker tests
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2022-10-27 18:45:45 +00:00
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# Copyright (C) 2017-2022 Free Software Foundation, Inc.
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2018-12-28 15:25:28 +00:00
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#
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# This file is part of the GNU Binutils.
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#
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# This program 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 3 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,
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# MA 02110-1301, USA.
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#
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2022-10-27 18:45:45 +00:00
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proc riscv_choose_ilp32_emul {} {
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if { [istarget "riscvbe-*"] \
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|| [istarget "riscv32be-*"] \
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|| [istarget "riscv64be-*"] } {
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return "elf32briscv"
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}
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return "elf32lriscv"
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}
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proc riscv_choose_lp64_emul {} {
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if { [istarget "riscvbe-*"] \
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|| [istarget "riscv32be-*"] \
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|| [istarget "riscv64be-*"] } {
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return "elf64briscv"
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}
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return "elf64lriscv"
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}
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# target: rv32 or rv64.
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# output: Which output you want? (exe, pie, .so)
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proc run_dump_test_ifunc { name target output} {
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set asflags ""
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set ldflags "-z nocombreloc"
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switch -- $output {
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exe {
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set ext "exe"
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}
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pie {
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set ext "pie"
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set ldflags "$ldflags -pie"
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}
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pic {
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set ext "so"
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set ldflags "$ldflags -shared"
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}
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}
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switch -- $target {
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rv32 {
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set asflags "$asflags -march=rv32i -mabi=ilp32"
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set ldflags "$ldflags -m[riscv_choose_ilp32_emul]"
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}
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rv64 {
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set asflags "$asflags -march=rv64i -mabi=lp64 -defsym __64_bit__=1"
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set ldflags "$ldflags -m[riscv_choose_lp64_emul]"
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}
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}
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run_ld_link_tests [list \
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[list "$name ($target-$output)" \
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"$ldflags" "" \
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"$asflags" \
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[list "$name.s"] \
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[concat [list "readelf -rW $name-$output.rd"] \
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[list "objdump -dw $name.d"]] \
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"$name-$target.$ext"]]
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}
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proc run_relax_twice_test {} {
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global as
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global ld
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global nm
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global nm_output
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global srcdir
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global subdir
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global runtests
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set testname "relax-twice"
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if ![runtest_file_p $runtests $testname] then {
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return
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}
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# assemble and link the two input files with a version script, then
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# capture output of nm and compare addresses of the two symbols
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# 'foobar_new' and 'foobar@@New'. They must be equal.
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# Bitness doesn't matter so we simply force 64bit.
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if { ![ld_assemble_flags $as "-march=rv64i" $srcdir/$subdir/relax-twice-1.s tmpdir/relax-twice-1.o ]
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|| ![ld_assemble_flags $as "-march=rv64i" $srcdir/$subdir/relax-twice-2.s tmpdir/relax-twice-2.o]
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|| ![ld_link $ld tmpdir/relax-twice.so "-m[riscv_choose_lp64_emul] -shared --relax --version-script $srcdir/$subdir/relax-twice.ver tmpdir/relax-twice-1.o tmpdir/relax-twice-2.o"] } {
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fail $testname
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} elseif { ![ld_nm $nm "" tmpdir/relax-twice.so] } {
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fail $testname
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} elseif { ![info exists nm_output(foobar_new)]
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|| ![info exists nm_output(foobar@@New)]} {
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send_log "bad output from nm\n"
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verbose "bad output from nm"
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fail $testname
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} elseif {$nm_output(foobar_new) != $nm_output(foobar@@New)} {
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send_log "foobar_new == $nm_output(foobar_new)\n"
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verbose "foobar_new == $nm_output(foobar_new)"
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send_log "foobar@@New == $nm_output(foobar@@New)\n"
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verbose "foobar@@New == $nm_output(foobar@@New)"
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fail $testname
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} else {
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pass $testname
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}
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}
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2018-12-28 15:25:28 +00:00
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if [istarget "riscv*-*-*"] {
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2022-10-27 18:45:45 +00:00
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run_dump_test "align-small-region"
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run_dump_test "call-relax"
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run_dump_test "pcgp-relax-01"
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run_dump_test "pcgp-relax-02"
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2018-12-28 15:25:28 +00:00
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run_dump_test "c-lui"
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2022-10-27 18:45:45 +00:00
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run_dump_test "c-lui-2"
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2018-12-28 15:25:28 +00:00
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run_dump_test "disas-jalr"
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run_dump_test "pcrel-lo-addend"
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2022-10-27 18:45:45 +00:00
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run_dump_test "pcrel-lo-addend-2a"
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run_dump_test "pcrel-lo-addend-2b"
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run_dump_test "pcrel-lo-addend-3a"
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run_dump_test "pcrel-lo-addend-3b"
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run_dump_test "pcrel-lo-addend-3c"
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run_dump_test "code-model-medlow-01"
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run_dump_test "code-model-medlow-02"
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run_dump_test "code-model-medlow-weakref-01"
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run_dump_test "code-model-medlow-weakref-02"
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run_dump_test "code-model-medany-01"
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run_dump_test "code-model-medany-02"
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run_dump_test "code-model-medany-weakref-01"
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run_dump_test "code-model-medany-weakref-02"
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run_dump_test "code-model-relax-medlow-01"
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run_dump_test "code-model-relax-medlow-02"
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run_dump_test "code-model-relax-medlow-weakref-01"
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run_dump_test "code-model-relax-medlow-weakref-02"
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run_dump_test "code-model-relax-medany-01"
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run_dump_test "code-model-relax-medany-02"
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run_dump_test "code-model-relax-medany-weakref-01"
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run_dump_test "code-model-relax-medany-weakref-02"
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run_dump_test "attr-merge-arch-01"
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run_dump_test "attr-merge-arch-02"
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run_dump_test "attr-merge-arch-03"
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run_dump_test "attr-merge-strict-align-01"
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run_dump_test "attr-merge-strict-align-02"
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run_dump_test "attr-merge-strict-align-03"
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run_dump_test "attr-merge-strict-align-04"
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run_dump_test "attr-merge-strict-align-05"
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run_dump_test "attr-merge-stack-align"
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run_dump_test "attr-merge-priv-spec-01"
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run_dump_test "attr-merge-priv-spec-02"
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run_dump_test "attr-merge-priv-spec-03"
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run_dump_test "attr-merge-user-ext-01"
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run_dump_test "attr-merge-stack-align-failed"
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run_dump_test "attr-merge-priv-spec-failed-01"
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run_dump_test "attr-merge-priv-spec-failed-02"
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run_dump_test "attr-merge-priv-spec-failed-03"
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run_dump_test "attr-merge-priv-spec-failed-04"
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run_dump_test "attr-merge-priv-spec-failed-05"
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run_dump_test "attr-merge-priv-spec-failed-06"
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run_dump_test "attr-phdr"
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run_ld_link_tests [list \
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[list "Weak reference 32" "-T weakref.ld -m[riscv_choose_ilp32_emul]" "" \
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"-march=rv32i -mabi=ilp32" {weakref32.s} \
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{{objdump -d weakref32.d}} "weakref32"] \
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[list "Weak reference 64" "-T weakref.ld -m[riscv_choose_lp64_emul]" "" \
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"-march=rv64i -mabi=lp64" {weakref64.s} \
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{{objdump -d weakref64.d}} "weakref64"]]
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2018-12-28 15:25:28 +00:00
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# The following tests require shared library support.
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if ![check_shared_lib_support] {
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return
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}
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2022-10-27 18:45:45 +00:00
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run_dump_test "relro-relax-lui"
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run_dump_test "relro-relax-pcrel"
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run_dump_test "variant_cc-now"
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run_dump_test "variant_cc-shared"
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run_dump_test "variant_cc-r"
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run_relax_twice_test
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set abis [list rv32gc ilp32 [riscv_choose_ilp32_emul] rv64gc lp64 [riscv_choose_lp64_emul]]
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2018-12-28 15:25:28 +00:00
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foreach { arch abi emul } $abis {
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# This checks whether our linker scripts handle __global_pointer$
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# correctly. It should be defined in executables and PIE, but not
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# in shared libraries.
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set suff64 [string map {ilp32 "" lp64 -64} $abi]
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run_ld_link_tests [list \
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[list "gp test ($abi shared library)" \
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"-m$emul -shared" "" \
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"-march=$arch -mabi=$abi -fpic" \
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{ gp-test.s } \
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[list "readelf --syms gp-test-lib.sd"] \
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"gp-test-lib-${abi}.so"] \
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[list "gp test ($abi executable)" \
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"-m$emul" "" \
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"-march=$arch -mabi=$abi" \
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{ gp-test.s } \
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[list "readelf --syms gp-test.sd"] \
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"gp-test-${abi}"]]
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}
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2022-10-27 18:45:45 +00:00
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run_ld_link_tests {
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{ "Link non-pic code into a shared library (setup)"
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"-shared" "" "" {lib-nopic-01a.s}
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{} "lib-nopic-01a.so" }
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}
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run_dump_test "lib-nopic-01b"
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# IFUNC testcases.
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# Check IFUNC by single type relocs.
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run_dump_test_ifunc "ifunc-reloc-call-01" rv32 exe
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run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pie
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run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pic
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run_dump_test_ifunc "ifunc-reloc-call-02" rv32 exe
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run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pie
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run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pic
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 exe
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pie
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pic
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run_dump_test_ifunc "ifunc-reloc-data" rv32 exe
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run_dump_test_ifunc "ifunc-reloc-data" rv32 pie
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run_dump_test_ifunc "ifunc-reloc-data" rv32 pic
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run_dump_test_ifunc "ifunc-reloc-got" rv32 exe
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run_dump_test_ifunc "ifunc-reloc-got" rv32 pie
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run_dump_test_ifunc "ifunc-reloc-got" rv32 pic
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 exe
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pie
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run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pic
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run_dump_test_ifunc "ifunc-reloc-data" rv64 exe
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run_dump_test_ifunc "ifunc-reloc-data" rv64 pie
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run_dump_test_ifunc "ifunc-reloc-data" rv64 pic
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run_dump_test_ifunc "ifunc-reloc-got" rv64 exe
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run_dump_test_ifunc "ifunc-reloc-got" rv64 pie
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run_dump_test_ifunc "ifunc-reloc-got" rv64 pic
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# Check the IFUNC PLT and non-PLT relocs.
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run_dump_test_ifunc "ifunc-nonplt" rv32 exe
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run_dump_test_ifunc "ifunc-nonplt" rv32 pie
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run_dump_test_ifunc "ifunc-nonplt" rv32 pic
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run_dump_test_ifunc "ifunc-plt-01" rv32 exe
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run_dump_test_ifunc "ifunc-plt-01" rv32 pie
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run_dump_test_ifunc "ifunc-plt-01" rv32 pic
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run_dump_test_ifunc "ifunc-plt-02" rv32 exe
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run_dump_test_ifunc "ifunc-plt-02" rv32 pie
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run_dump_test_ifunc "ifunc-plt-02" rv32 pic
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run_dump_test_ifunc "ifunc-nonplt" rv64 exe
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run_dump_test_ifunc "ifunc-nonplt" rv64 pie
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run_dump_test_ifunc "ifunc-nonplt" rv64 pic
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run_dump_test_ifunc "ifunc-plt-01" rv64 exe
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run_dump_test_ifunc "ifunc-plt-01" rv64 pie
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run_dump_test_ifunc "ifunc-plt-01" rv64 pic
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run_dump_test_ifunc "ifunc-plt-02" rv64 exe
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run_dump_test_ifunc "ifunc-plt-02" rv64 pie
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run_dump_test_ifunc "ifunc-plt-02" rv64 pic
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# Check the .rela.iplt overwrite issue.
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 exe
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pie
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pic
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 exe
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pie
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run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pic
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# Setup shared libraries.
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run_ld_link_tests {
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{ "Build shared library for IFUNC non-PLT caller"
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"-shared" "" "" {ifunc-seperate-caller-nonplt.s}
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{} "ifunc-seperate-caller.so" }
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{ "Build shared library for IFUNC PLT caller"
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"-shared" "" "" {ifunc-seperate-caller-plt.s}
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{} "ifunc-seperate-caller.so" }
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{ "Build shared library for IFUNC resolver"
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"-shared" "" "" {ifunc-seperate-resolver.s}
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{} "ifunc-seperate-resolver.so" }
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}
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# The IFUNC resolver and caller are in the seperate modules.
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# If IFUNC resolver and caller are linked to the same module,
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# then the result are the same as the run_dump_test_ifunc.
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run_dump_test "ifunc-seperate-nonplt-exe"
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run_dump_test "ifunc-seperate-nonplt-pie"
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run_dump_test "ifunc-seperate-nonplt-pic"
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run_dump_test "ifunc-seperate-plt-exe"
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run_dump_test "ifunc-seperate-plt-pie"
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run_dump_test "ifunc-seperate-plt-pic"
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run_dump_test "ifunc-seperate-pcrel-pie"
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run_dump_test "ifunc-seperate-pcrel-pic"
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2018-12-28 15:25:28 +00:00
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}
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