gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp

# Copyright 2011-2020 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/>.
load_lib dwarf.exp

# This test can only be run on targets which support DWARF-2 and use gas.
if {![dwarf2_support]} {
    return 0   
}

# Some targets have leading underscores on assembly symbols.
set additional_flags [gdb_target_symbol_prefix_flags_asm]

standard_testfile .S

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" $binfile \
	   object {nodebug}] != "" } {
    return -1
}

clean_restart $testfile

gdb_test "p/x stack2" " = 0x1"
gdb_test "p/x stack8" " = 0x1"

set test "x/wx &aa551234"
gdb_test_multiple $test $test {
    -re ":\[ \t\]*0x341255aa\r\n$gdb_prompt $" {
	# little endian
	pass $test
	gdb_test "p/x implicit4to2" " = 0x2211"
	gdb_test "p/x implicit4to4" " = 0x44332211"
    }
    -re ":\[ \t\]*0xaa551234\r\n$gdb_prompt $" {
	# big endian
	pass $test
	gdb_test "p/x implicit4to2" " = 0x1122"
	gdb_test "p/x implicit4to4" " = 0x11223344"
    }
    -re ":\[ \t\]*0x\[0-9a-f\]{8}\r\n$gdb_prompt $" {
	unsupported $test
    }
}