# Expect script for TLS tests.
#   Copyright (C) 2017-2026 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.
#

# Make sure that binutils can correctly handle TLS.

if { !([istarget *-*-linux*]
       || [istarget arm*-*-uclinuxfdpiceabi]
       || [istarget *-*-gnu*]) || [istarget *ecoff] } then {
    return
}

# Check to see if the C compiler works.
if { ![check_compiler_available] } {
    return
}

# This target requires extra GAS options when building PIC/PIE code.
set AFLAGS_PIC ""
if [istarget "sparc*-*-*"] {
    append AFLAGS_PIC " -K PIC -Av9"
} elseif [istarget ia64-*-*] {
    append AFLAGS_PIC " -x"
}

set ldflags "-pie -e _start -z text"
if [istarget arm*-*-*] {
    append ldflags " --defsym __aeabi_read_tp=0"
} elseif [istarget m68*-*-*] {
    append ldflags " --defsym __m68k_read_tp=0"
} elseif [istarget microblaze-*-*] {
    append ldflags " --defsym __tls_get_addr=0"
}

run_ld_link_tests [list \
    [list \
	"pr22263-1 -z text" \
	$ldflags \
	"" \
	"$AFLAGS_PIC" \
	{ pr22263-1a.c pr22263-1b.c } \
	{} \
	"pr22263-1" \
	"-fPIE -O2 $NOSANITIZE_CFLAGS" \
    ] \
]

run_cc_link_tests [list \
    [list \
	"pr34165" \
	"" \
	"-O2 $NOSANITIZE_CFLAGS" \
	{ pr34165.c } \
	{} \
	"pr34165" \
    ] \
]

if [file exists tmpdir/pr22263-1] {
    run_ld_link_tests [list \
	[list \
	    "pr22263-1 tprel optimisation" \
	    $ldflags \
	    "tmpdir/pr22263-1a.o tmpdir/pr22263-1b.o" \
	    "" \
	    {} \
	    {{readelf -r pr22263-1.rd}} \
	    "pr22263-1" \
	    "" \
	] \
    ] ia64-*-* m68*-*-* s390-*-* sh*-*-*
}