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# Copyright 2010-2020 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/>.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@gnu.org
# This file is part of the gdb testsuite.
if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
verbose "Skipping x86 AVX tests."
return
}
standard_testfile .c
if [get_compiler_info] {
return -1
}
set additional_flags ""
if [test_compiler_info gcc*] {
set additional_flags "additional_flags=-mavx -I${srcdir}/.."
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
unsupported "compiler does not support AVX"
return
}
clean_restart ${binfile}
if ![runto_main] then {
fail "can't run to main"
return 0
}
send_gdb "print have_avx ()\r"
gdb_expect {
-re ".. = 1\r\n$gdb_prompt " {
pass "check whether processor supports AVX"
}
-re ".. = 0\r\n$gdb_prompt " {
verbose "processor does not support AVX; skipping AVX tests"
return
}
-re ".*$gdb_prompt $" {
fail "check whether processor supports AVX"
}
timeout {
fail "check whether processor supports AVX (timeout)"
}
}
gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
"Breakpoint .* at .*i386-avx.c.*" \
"set first breakpoint in main"
gdb_continue_to_breakpoint "continue to first breakpoint in main"
if [is_amd64_regs_target] {
set nr_regs 16
} else {
set nr_regs 8
}
for { set r 0 } { $r < $nr_regs } { incr r } {
gdb_test "print \$ymm$r.v8_float" \
".. = \\{$r, $r.125, $r.25, $r.375, $r.5, $r.625, $r.75, $r.875\\}.*" \
"check float contents of %ymm$r"
gdb_test "print \$ymm$r.v32_int8" \
".. = \\{(-?\[0-9\]+, ){31}-?\[0-9\]+\\}.*" \
"check int8 contents of %ymm$r"
}
for { set r 0 } { $r < $nr_regs } { incr r } {
gdb_test "set var \$ymm$r.v8_float\[0\] = $r + 10" "" "set %ymm$r"
}
gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
"Breakpoint .* at .*i386-avx.c.*" \
"set second breakpoint in main"
gdb_continue_to_breakpoint "continue to second breakpoint in main"
for { set r 0 } { $r < $nr_regs } { incr r } {
gdb_test "print data\[$r\]" \
".. = \\{f = \\{[expr $r + 10], $r.125, $r.25, $r.375, $r.5, $r.625, $r.75, $r.875\\}\\}.*" \
"check contents of data\[$r\]"
}
# If testing with a remote protocol target, check that we can
# force-disable the use of XML descriptions. This should make the
# client/server fallback to the pre-XML register file.
with_test_prefix "force-disable xml descriptions" {
if {[target_info gdb_protocol] == "remote"
|| [target_info gdb_protocol] == "extended-remote"} {
save_vars { GDBFLAGS } {
append GDBFLAGS " -ex \"set remote target-features-packet off\""
clean_restart ${binfile}
}
if ![runto_main] then {
fail "run to main"
return
}
# With qXfer:features:read disabled, we won't know anything
# about YMM registers.
gdb_test "print \$ymm0" " = void"
gdb_test "print \$xmm0" "v4_float.*"
}
}
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