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95 lines
3.5 KiB
Plaintext
95 lines
3.5 KiB
Plaintext
# Copyright 2012-2016 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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standard_testfile
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set executable ${testfile}
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# Multiple inferiors are needed, therefore both native and extended gdbserver
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# modes are supported. Only non-extended gdbserver is not supported.
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if [target_info exists use_gdb_stub] {
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untested ${testfile}.exp
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return
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}
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# Do not use simple hardware watchpoints ("watch") as its false hit may be
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# unnoticed by GDB if it reads it still has the same value.
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if [skip_hw_watchpoint_access_tests] {
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untested "${testfile} (no hardware access watchpoints)"
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return
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}
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if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested ${testfile}.exp
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return -1
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}
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clean_restart $executable
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# Simulate non-stop which also uses breakpoint always-inserted.
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gdb_test_no_output "set breakpoint always-inserted on"
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# displaced-stepping is also needed as other GDB sometimes still removes the
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# breakpoints, even with always-inserted on.
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# Without the support this test just is not as thorough as it could be.
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if [support_displaced_stepping] {
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gdb_test_no_output "set displaced-stepping on"
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}
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# Debugging of this testcase:
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#gdb_test_no_output "maintenance set show-debug-regs on"
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#gdb_test_no_output "set debug infrun 1"
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gdb_breakpoint main {temporary}
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gdb_test "run" "Temporary breakpoint.* main .*" "start to main inferior 1"
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gdb_test "add-inferior" "Added inferior 2" "add inferior 2"
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gdb_test "inferior 2" "witching to inferior 2 .*" "switch to inferior 2, first time"
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gdb_load $binfile
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gdb_breakpoint main {temporary}
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gdb_test "run" "Temporary breakpoint.* main .*" "start to main inferior 2"
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gdb_test "awatch c" \
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"Hardware access \\(read/write\\) watchpoint \[0-9\]+: c" \
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"awatch c on inferior 2"
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gdb_breakpoint "marker_exit"
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gdb_test "inferior 1" "witching to inferior 1 .*" "switch back to inferior 1"
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if [skip_hw_watchpoint_multi_tests] {
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# On single hardware watchpoint at least test the watchpoint in inferior
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# 2 is not hit.
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} else {
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gdb_test "awatch b" \
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"Hardware access \\(read/write\\) watchpoint \[0-9\]+: b" \
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"awatch b on inferior 1"
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gdb_test "inferior 2" "witching to inferior 2 .*" "switch to inferior 2 again"
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# FAIL would be a hit on watchpoint for `b' - that one is for the other
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# inferior.
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gdb_test "continue" \
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"Hardware access \\(read/write\\) watchpoint \[0-9\]+: c\r\n\r\nOld value = 0\r\nNew value = 3\r\n.*" \
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"catch c on inferior 2"
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gdb_test "continue" "Breakpoint \[0-9\]+, marker_exit .*" "catch marker_exit in inferior 2"
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gdb_test "inferior 1" "witching to inferior 1 .*" "switch back to inferior 1 again"
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gdb_test "continue" "Hardware access \\(read/write\\) watchpoint \[0-9\]+: b\r\n\r\nOld value = 0\r\nNew value = 2\r\n.*" "catch b on inferior 1"
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}
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gdb_test "continue" "Breakpoint \[0-9\]+, marker_exit .*" "catch marker_exit in inferior 1"
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