ld/testsuite/ld-elf/elf.exp - binutils-gdb - Git at Google

 # Expect script for various ELF tests.
 #   Copyright (C) 2002-2018 Free Software Foundation, Inc.
 #
 # This file is part of the GNU Binutils.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
 # MA 02110-1301, USA.
 #

 # Exclude non-ELF targets.

 if ![is_elf_format] {
     return
 }

 set old_ldflags $LDFLAGS
 if { [istarget spu*-*-*] } {
     set LDFLAGS "$LDFLAGS --local-store 0:0"
 }

 # hpux .comm differs from everyone else
 set hpux ""
 set old_asflags $ASFLAGS
 if [istarget "*-*-hpux*"] {
     set hpux "--defsym HPUX=1"
     set ASFLAGS "$ASFLAGS --defsym HPUX=1"
 }

 if { [istarget alpha*-*-* ] } {
     # The compress1 test is written expecting 32-bit addresses; force the
     # executable down into the low address space to match.
     # ??? How can we adjust just the one testcase?
     set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
 }

 if { [istarget "*-*-nacl*"] } {
     # The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
     # But the target default is ELFCLASS32.  So the cases explicitly use
     # -melf_x86_64 to select that, but NaCl needs a different emulation name.
     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
 }

 if { [istarget "*-*-solaris*"] } {
     # Same for Solaris
     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
 }

 if { [is_remote host] } then {
     remote_download host merge.ld
 }

 # Note - the output file from the second test (symbol3w.a) is
 # used in the proc is_elf64 test below...
 run_ld_link_tests [list \
     [list "Build symbol3.a" \
 	"" "" $hpux \
 	{symbol3.s} {} "symbol3.a" ] \
     [list "Build symbol3w.a" \
 	"" "" "" \
 	{symbol3w.s} {} "symbol3w.a" ] \
 ]


 if [is_elf64 tmpdir/symbol3w.a] {
     set ASFLAGS "$ASFLAGS --defsym ALIGN=3"
 } else {
     set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
 }


 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
 run_ld_link_tests {
       {"PR ld/21703"
 	"--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
 	{pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
       {"PR ld/21703 -r"
 	"-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
 	{pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
 } "d30v-*-*" "dlx-*-*" "pj-*-*" "xgate-*-*"

 if [is_underscore_target] {
     set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
 }

 global ASFLAGS
 set saved_ASFLAGS "$ASFLAGS"
 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
     set ASFLAGS "$ASFLAGS -mx86-used-note=no"
 }

 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 foreach t $test_list {
     # We need to strip the ".d", but can leave the dirname.
     verbose [file rootname $t]
     run_dump_test [file rootname $t]
 }

 set ASFLAGS "$saved_ASFLAGS"

 # Targets using the generic linker backend don't support generating
 # an import library.
 set xfail_implib ""
 if [is_generic_elf] {
     set xfail_implib "*-*-*"
 }

 # Check that the --out-implib option work correctly.
 run_ld_link_tests [list \
     [list "Generate empty import library" \
 	"--out-implib=tmpdir/implib.lib" "" \
 	[concat "--defsym NO_GLOBAL=1" $hpux] \
 	{implib.s} \
 	{{ld empty-implib.out}} \
 	"implib" ] \
     [list "Generate import library" \
 	"--out-implib=tmpdir/implib.lib" "" \
 	$hpux \
 	{implib.s} \
 	{{readelf {-s tmpdir/implib.lib} implib.rd}} \
 	"implib" ] \
 ] $xfail_implib

 #v850 gas complains about .tbss.var section attributes.
 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
     run_ld_link_tests {
 	{"--gc-sections on tls variable"
 	    "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
     }
 }

 if { [istarget *-*-*linux*]
      || [istarget *-*-nacl*]
      || [istarget *-*-gnu*] } {
     run_ld_link_tests {
 	{"stack exec" "-z execstack" "" "" {stack.s}
 	    {{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"}
 	{"stack noexec" "-z noexecstack" "" "" {stack.s}
 	    {{readelf {-Wl} stack-noexec.rd}} "stack-noexec.exe"}
 	{"stack size" "-z stack-size=0x123400" "" "" {stack.s}
 	    {{readelf {-Wl} stack-size.rd}} "stack-size.exe"}
     }
 }

 set LDFLAGS $old_ldflags
 set ASFLAGS $old_asflags

 # Check to see if the C compiler works
 if { [which $CC] == 0 } {
     return
 }

 if [check_gc_sections_available] {
     run_cc_link_tests {
 	{"PR ld/13195" "-Wl,--gc-sections" ""
 	 {pr13195.c} {} "pr13195"}
     }
 }

 set array_tests {
     {"preinit array" "" ""
 	{preinit.c} "preinit" "preinit.out"}
     {"init array" "" ""
 	{init.c} "init" "init.out"}
     {"fini array" "" ""
 	{fini.c} "fini" "fini.out"}
     {"init array mixed" "" ""
 	{init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 }
 set array_tests_pie {
     {"PIE preinit array" "-pie" ""
 	{preinit.c} "preinit" "preinit.out" "-fPIE"}
     {"PIE init array" "-pie" ""
 	{init.c} "init" "init.out" "-fPIE"}
     {"PIE fini array" "-pie" ""
 	{fini.c} "fini" "fini.out" "-fPIE"}
     {"PIE init array mixed" "-pie" ""
 	{init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
     {"PIE PR ld/14525" "-pie" ""
 	{pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 }
 set array_tests_static {
     {"static preinit array" "-static" ""
 	{preinit.c} "preinit" "preinit.out"}
     {"static init array" "-static" ""
 	{init.c} "init" "init.out"}
     {"static fini array" "-static" ""
 	{fini.c} "fini" "fini.out"}
     {"static init array mixed" "-static" ""
 	{init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 }

 # NetBSD ELF systems do not currently support the .*_array sections.
 set xfails "*-*-netbsdelf*"
 run_ld_link_exec_tests $array_tests $xfails

 if { [istarget *-*-linux*]
      || [istarget *-*-nacl*]
      || [istarget *-*-gnu*] } {
     run_ld_link_exec_tests $array_tests_pie $xfails

     run_ld_link_exec_tests [list \
 	[list \
 	    "Run mbind2a" \
 	    "$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000" \
 	    "" \
 	    { mbind2a.s mbind2b.c } \
 	    "mbind2a" \
 	    "pass.out" \
 	    "-O2 -I../bfd" \
 	] \
 	[list \
 	    "Run mbind2b" \
 	    "-static -Wl,-z,common-page-size=0x4000" \
 	    "" \
 	    { mbind2a.s mbind2b.c } \
 	    "mbind2b" \
 	    "pass.out" \
 	    "-O2 -I../bfd" \
 	] \
     ]
 }

 # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>
 # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc.
 switch -regexp $target_triplet {
     ^\[^-\]*-\[^-\]*-gnu.*$ {
 	set xfails "*-*-*"
     }
 }
 run_ld_link_exec_tests $array_tests_static $xfails

 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status
	# Expect script for various ELF tests.
	# Copyright (C) 2002-2018 Free Software Foundation, Inc.
	#
	# This file is part of the GNU Binutils.
	#
	# This program is free software; you can redistribute it and/or modify
	# it under the terms of the GNU General Public License as published by
	# the Free Software Foundation; either version 3 of the License, or
	# (at your option) any later version.
	#
	# This program is distributed in the hope that it will be useful,
	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	# GNU General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with this program; if not, write to the Free Software
	# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
	# MA 02110-1301, USA.
	#

	# Exclude non-ELF targets.

	if ![is_elf_format] {
	return
	}

	set old_ldflags $LDFLAGS
	if { [istarget spu--*] } {
	set LDFLAGS "$LDFLAGS --local-store 0:0"
	}

	# hpux .comm differs from everyone else
	set hpux ""
	set old_asflags $ASFLAGS
	if [istarget "--hpux*"] {
	set hpux "--defsym HPUX=1"
	set ASFLAGS "$ASFLAGS --defsym HPUX=1"
	}

	if { [istarget alpha--* ] } {
	# The compress1 test is written expecting 32-bit addresses; force the
	# executable down into the low address space to match.
	# ??? How can we adjust just the one testcase?
	set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
	}

	if { [istarget "--nacl*"] } {
	# The eh[1-4] cases are written to expect ELFCLASS64 layout on x86-64.
	# But the target default is ELFCLASS32. So the cases explicitly use
	# -melf_x86_64 to select that, but NaCl needs a different emulation name.
	set options_regsub(ld) {-melf_x86_64 -melf_x86_64_nacl}
	}

	if { [istarget "--solaris*"] } {
	# Same for Solaris
	set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
	}

	if { [is_remote host] } then {
	remote_download host merge.ld
	}

	# Note - the output file from the second test (symbol3w.a) is
	# used in the proc is_elf64 test below...
	run_ld_link_tests [list \
	[list "Build symbol3.a" \
	"" "" $hpux \
	{symbol3.s} {} "symbol3.a" ] \
	[list "Build symbol3w.a" \
	"" "" "" \
	{symbol3w.s} {} "symbol3w.a" ] \
	]


	if [is_elf64 tmpdir/symbol3w.a] {
	set ASFLAGS "$ASFLAGS --defsym ALIGN=3"
	} else {
	set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
	}



	# Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
	run_ld_link_tests {
	{"PR ld/21703"
	"--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
	{pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
	{"PR ld/21703 -r"
	"-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
	{pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
	} "d30v--" "dlx--" "pj--" "xgate--"

	if [is_underscore_target] {
	set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
	}

	global ASFLAGS
	set saved_ASFLAGS "$ASFLAGS"
	if { [istarget "i?86--"] \|\| [istarget "x86_64--"] } {
	set ASFLAGS "$ASFLAGS -mx86-used-note=no"
	}

	set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
	foreach t $test_list {
	# We need to strip the ".d", but can leave the dirname.
	verbose [file rootname $t]
	run_dump_test [file rootname $t]
	}

	set ASFLAGS "$saved_ASFLAGS"

	# Targets using the generic linker backend don't support generating
	# an import library.
	set xfail_implib ""
	if [is_generic_elf] {
	set xfail_implib "--*"
	}

	# Check that the --out-implib option work correctly.
	run_ld_link_tests [list \
	[list "Generate empty import library" \
	"--out-implib=tmpdir/implib.lib" "" \
	[concat "--defsym NO_GLOBAL=1" $hpux] \
	{implib.s} \
	{{ld empty-implib.out}} \
	"implib" ] \
	[list "Generate import library" \
	"--out-implib=tmpdir/implib.lib" "" \
	$hpux \
	{implib.s} \
	{{readelf {-s tmpdir/implib.lib} implib.rd}} \
	"implib" ] \
	] $xfail_implib

	#v850 gas complains about .tbss.var section attributes.
	if { [check_gc_sections_available] && ![istarget "v850--"] } {
	run_ld_link_tests {
	{"--gc-sections on tls variable"
	"--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
	}
	}

	if { [istarget --linux]
	\|\| [istarget --nacl*]
	\|\| [istarget --gnu*] } {
	run_ld_link_tests {
	{"stack exec" "-z execstack" "" "" {stack.s}
	{{readelf {-Wl} stack-exec.rd}} "stack-exec.exe"}
	{"stack noexec" "-z noexecstack" "" "" {stack.s}
	{{readelf {-Wl} stack-noexec.rd}} "stack-noexec.exe"}
	{"stack size" "-z stack-size=0x123400" "" "" {stack.s}
	{{readelf {-Wl} stack-size.rd}} "stack-size.exe"}
	}
	}

	set LDFLAGS $old_ldflags
	set ASFLAGS $old_asflags

	# Check to see if the C compiler works
	if { [which $CC] == 0 } {
	return
	}

	if [check_gc_sections_available] {
	run_cc_link_tests {
	{"PR ld/13195" "-Wl,--gc-sections" ""
	{pr13195.c} {} "pr13195"}
	}
	}

	set array_tests {
	{"preinit array" "" ""
	{preinit.c} "preinit" "preinit.out"}
	{"init array" "" ""
	{init.c} "init" "init.out"}
	{"fini array" "" ""
	{fini.c} "fini" "fini.out"}
	{"init array mixed" "" ""
	{init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
	}
	set array_tests_pie {
	{"PIE preinit array" "-pie" ""
	{preinit.c} "preinit" "preinit.out" "-fPIE"}
	{"PIE init array" "-pie" ""
	{init.c} "init" "init.out" "-fPIE"}
	{"PIE fini array" "-pie" ""
	{fini.c} "fini" "fini.out" "-fPIE"}
	{"PIE init array mixed" "-pie" ""
	{init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
	{"PIE PR ld/14525" "-pie" ""
	{pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
	}
	set array_tests_static {
	{"static preinit array" "-static" ""
	{preinit.c} "preinit" "preinit.out"}
	{"static init array" "-static" ""
	{init.c} "init" "init.out"}
	{"static fini array" "-static" ""
	{fini.c} "fini" "fini.out"}
	{"static init array mixed" "-static" ""
	{init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
	}

	# NetBSD ELF systems do not currently support the .*_array sections.
	set xfails "--netbsdelf*"
	run_ld_link_exec_tests $array_tests $xfails

	if { [istarget --linux*]
	\|\| [istarget --nacl*]
	\|\| [istarget --gnu*] } {
	run_ld_link_exec_tests $array_tests_pie $xfails

	run_ld_link_exec_tests [list \
	[list \
	"Run mbind2a" \
	"$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000" \
	"" \
	{ mbind2a.s mbind2b.c } \
	"mbind2a" \
	"pass.out" \
	"-O2 -I../bfd" \
	] \
	[list \
	"Run mbind2b" \
	"-static -Wl,-z,common-page-size=0x4000" \
	"" \
	{ mbind2a.s mbind2b.c } \
	"mbind2b" \
	"pass.out" \
	"-O2 -I../bfd" \
	] \
	]
	}

	# <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>
	# Be cautious to not XFAIL for --linux-gnu, --kfreebsd-gnu, etc.
	switch -regexp $target_triplet {
	^\[^-\]-\[^-\]-gnu.*$ {
	set xfails "--*"
	}
	}
	run_ld_link_exec_tests $array_tests_static $xfails

	catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status