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# Copyright 2018-2019 Free Software Foundation, Inc.
#
# 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, see <http://www.gnu.org/licenses/>.
#
# This file is part of the gdb testsuite.
if {![is_aarch64_target]} {
verbose "Skipping ${gdb_test_file_name}."
return -1
}
set compile_flags {debug}
if { [skip_aarch64_sve_tests] } {
unsupported "target does not support SVE"
set sve_hw 0
} else {
set sve_hw 1
lappend compile_flags "additional_flags=-DSVE"
}
standard_testfile
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} ${compile_flags}] } {
return -1
}
if ![runto_main] {
untested "could not run to main"
return -1
}
set endianness [get_endianness]
if {$endianness == "little"} {
set reg_handler_value_128 "0x5f5e5d5c5b5a59585756555453525150"
set reg_handler_value_64 "0x5756555453525150"
set reg_handler_value_32 "0x53525150"
set reg_handler_value_16 "0x5150"
set reg_handler_value_8 "0x50"
set reg_main_value_128 "0x1f1e1d1c1b1a19181716151413121110"
set reg_main_value_64 "0x1716151413121110"
set reg_main_value_32 "0x13121110"
set reg_main_value_16 "0x1110"
set reg_main_value_8 "0x10"
} else {
set reg_handler_value_128 "0x505152535455565758595a5b5c5d5e5f"
set reg_handler_value_64 "0x5051525354555657"
set reg_handler_value_32 "0x50515253"
set reg_handler_value_16 "0x5051"
set reg_handler_value_8 "0x50"
set reg_main_value_128 "0x101112131415161718191a1b1c1d1e1f"
set reg_main_value_64 "0x1011121314151617"
set reg_main_value_32 "0x10111213"
set reg_main_value_16 "0x1011"
set reg_main_value_8 "0x10"
}
set zreg_handler_value "\\{0x5756555453525150, .*"
set zreg_main_value "\\{0x1716151413121110, .*"
set preg_handler_value "\\{0x11, .*"
set preg_main_value "\\{0x1, 0x0, .*"
#Ignore x0, and x29 to x31
set xreg_nums [list 1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17 18 19 21 22 23 24 \
25 26 27 28 ]
set vreg_nums [list 0 1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17 18 19 21 22 23 \
24 25 26 27 28 29 30 31]
set preg_nums [list 0 1 2 3 4 5 6 7 8 9 11 12 13 14 15]
proc check_regs {regtype regnums value postfix} {
foreach regnum $regnums {
gdb_test "print /x \$$regtype$regnum$postfix" \
".* = {?$value}?" \
"check register \$$regtype$regnum has value $value"
}
}
# Run until end of signal handler
gdb_test "continue" \
"Continuing.*Program received signal SIGILL.*" \
"continue until signal"
gdb_breakpoint [gdb_get_line_number "exit(0)"]
gdb_continue_to_breakpoint "exit" ".*exit.*"
set handlerframe [get_current_frame_number]
set mainframe [expr $handlerframe + 2]
# Check register values
check_regs x $xreg_nums $reg_handler_value_64 ""
check_regs v $vreg_nums $reg_handler_value_128 ".q.u"
check_regs q $vreg_nums $reg_handler_value_128 ".u"
check_regs d $vreg_nums $reg_handler_value_64 ".u"
check_regs s $vreg_nums $reg_handler_value_32 ".u"
check_regs h $vreg_nums $reg_handler_value_16 ".u"
check_regs b $vreg_nums $reg_handler_value_8 ".u"
if { $sve_hw } {
check_regs z $vreg_nums $zreg_handler_value ".d.u"
check_regs p $preg_nums $preg_handler_value ""
}
# Switch to the frame for main(), and check register values
gdb_test "frame $mainframe" \
"#$mainframe.*in main ().*" \
"set to main frame"
check_regs x $xreg_nums $reg_main_value_64 ""
check_regs v $vreg_nums $reg_main_value_128 ".q.u"
check_regs q $vreg_nums $reg_main_value_128 ".u"
check_regs d $vreg_nums $reg_main_value_64 ".u"
check_regs s $vreg_nums $reg_main_value_32 ".u"
check_regs h $vreg_nums $reg_main_value_16 ".u"
check_regs b $vreg_nums $reg_main_value_8 ".u"
if { $sve_hw } {
check_regs z $vreg_nums $zreg_main_value ".d.u"
check_regs p $preg_nums $preg_main_value ""
}
# Switch back to the signal handler frame, and check register values
gdb_test "frame $handlerframe" \
"#$handlerframe.*handler \\\(sig=4\\\).*" \
"set to signal handler frame"
check_regs x $xreg_nums $reg_handler_value_64 ""
check_regs v $vreg_nums $reg_handler_value_128 ".q.u"
check_regs q $vreg_nums $reg_handler_value_128 ".u"
check_regs d $vreg_nums $reg_handler_value_64 ".u"
check_regs s $vreg_nums $reg_handler_value_32 ".u"
check_regs h $vreg_nums $reg_handler_value_16 ".u"
check_regs b $vreg_nums $reg_handler_value_8 ".u"
if { $sve_hw } {
check_regs z $vreg_nums $zreg_handler_value ".d.u"
check_regs p $preg_nums $preg_handler_value ""
}
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