1# Copyright 2011 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# x86 and amd64 gdbserver had a bug where a watchpoint triggered by 17# the DR3 debug register would trip on a bogus assertion. 18 19# This test relies on being able to set 4 hardware watchpoints. Since 20# that is not a valid assumption across most targets, and we're 21# testing a x86 specific bug, skip everywhere else. 22if { ![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"] } then { 23 return 0 24} 25 26set testfile "i386-dr3-watch" 27set srcfile ${testfile}.c 28 29if [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug $additional_flags}] { 30 untested "failed to compile ${testfile}" 31 return -1 32} 33 34if ![runto_main] then { 35 untested "could not run to main" 36 return -1 37} 38 39gdb_test_no_output "set breakpoint always-inserted on" 40 41gdb_test "watch i1" "Hardware watchpoint .*: i1" 42gdb_test "watch i2" "Hardware watchpoint .*: i2" 43gdb_test "watch i3" "Hardware watchpoint .*: i3" 44gdb_test "watch i4" "Hardware watchpoint .*: i4" 45 46gdb_test "c" "Hardware watchpoint.*: i1.*" "continue to i1 watchpoint" 47gdb_test "c" "Hardware watchpoint.*: i2.*" "continue to i2 watchpoint" 48gdb_test "c" "Hardware watchpoint.*: i3.*" "continue to i3 watchpoint" 49gdb_test "c" "Hardware watchpoint.*: i4.*" "continue to i4 watchpoint" 50