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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
191 lines
6.0 KiB
Plaintext
191 lines
6.0 KiB
Plaintext
# Copyright 1999-2021 Free Software Foundation, Inc.
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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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# Test Machine interface (MI) operations
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#
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# Test MI watchpoint commands.
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#
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# The goal is not to test gdb functionality, which is done by other
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# tests, but to verify the correct output response to MI operations.
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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gdb_exit
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standard_testfile basics.c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested "failed to compile"
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return -1
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}
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proc test_watchpoint_creation_and_listing {} {
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global mi_gdb_prompt
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global srcfile
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global hex
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set line_callee4_head [gdb_get_line_number "callee4 ("]
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set line_callee4_body [expr $line_callee4_head + 2]
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# Insert a watchpoint and list
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# Tests:
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# -break-watch C
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# -break-list
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mi_gdb_test "111-break-watch C" \
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"111\\^done,wpt=\{number=\"2\",exp=\"C\"\}" \
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"break-watch operation"
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mi_gdb_test "222-break-list" \
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"222\\\^done,BreakpointTable=\{nr_rows=\".\",nr_cols=\".\",hdr=\\\[\{width=\".*\",alignment=\".*\",col_name=\"number\",colhdr=\"Num\"\}.*colhdr=\"Type\".*colhdr=\"Disp\".*colhdr=\"Enb\".*colhdr=\"Address\".*colhdr=\"What\".*\\\],body=\\\[bkpt=\{number=\"2\",type=\".*watchpoint\",disp=\"keep\",enabled=\"y\",what=\"C\",thread-groups=\\\[\"i1\"\\\],times=\"0\",original-location=\"C\"\}\\\]\}" \
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"list of watchpoints"
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}
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# UNUSED at the time
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proc test_awatch_creation_and_listing {} {
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global mi_gdb_prompt
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global srcfile
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global hex
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Insert an access watchpoint and list it
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# Tests:
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# -break-watch -a A
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# -break-list
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mi_gdb_test "333-break-watch -a A" \
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"333\\^done,bkpt=\{number=\"1\",addr=\"$hex\",file=\".*basics.c\",line=\"$line_main_body\"\}" \
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"break-watch -a operation"
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mi_gdb_test "444-break-list" \
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"444\\^done,BreakpointTable=\{.*,hdr=\\\[.*\\\],body=\\\[bkpt=\{number=\"3\",type=\"watchpoint\",disp=\"del\",enabled=\"y\",addr=\"$hex\",func=\"main\",file=\".*basics.c\",line=\"$line_main_body\",thread-groups=\\\[\"i1\"\\\],times=\"0\"\},.*\}\\\]\}" \
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"list of watchpoints awatch"
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mi_gdb_test "777-break-delete 3" \
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"777\\^done" \
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"delete access watchpoint"
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}
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# UNUSED at the time
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proc test_rwatch_creation_and_listing {} {
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global mi_gdb_prompt
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global srcfile
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global hex
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Insert a read watchpoint and list it.
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# Tests:
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# -break-watch -r B
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# -break-list
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mi_gdb_test "200-break-watch -r C" \
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"200\\^done,bkpt=\{number=\"5\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"callee4\",file=\".*basics.c\",line=\"$line_main_body\",times=\"0\"\}" \
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"break-watch -r operation"
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mi_gdb_test "300-break-list" \
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"300\\^done,BreakpointTable=\{.*,hdr=\\\[.*\\\],body=\\\[bkpt=\{number=\"5\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"main\",file=\".*basics.c\",line=\"$line_main_body\",thread-groups=\\\[\"i1\"\\\],times=\"0\"\},.*\}\\\}\}" \
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"list of breakpoints"
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mi_gdb_test "177-break-delete 4" \
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"177\\^done" \
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"delete read watchpoint"
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}
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proc test_watchpoint_triggering {} {
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global mi_gdb_prompt
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global hex fullname_syntax srcfile
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set line_callee4_return_0 [gdb_get_line_number "return 0;"]
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set line_callee3_head [gdb_get_line_number "callee3 ("]
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set line_callee3_close_brace [expr $line_callee3_head + 3]
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# Continue execution until the watchpoint is reached, continue again,
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# to see the watchpoint go out of scope.
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# Does:
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# -exec-continue (Here wp triggers)
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# -exec-continue (Here wp goes out of scope)
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mi_execute_to "exec-continue" "watchpoint-trigger" "callee4" "" \
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".*basics.c" $line_callee4_return_0 \
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{"" "wpt=\{number=\"2\",exp=\"C\"\},value=\{old=\".*\",new=\"3\"\}"} \
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"watchpoint trigger"
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mi_execute_to "exec-continue" "watchpoint-scope" "callee3" ".*" \
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".*basics.c" $line_callee3_close_brace \
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{"" "wpnum=\"2\""} \
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"watchpoint trigger"
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}
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proc test_watchpoint_all {mi_mode type} {
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upvar srcdir srcdir
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upvar subdir subdir
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upvar binfile binfile
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if {$type == "hw" && [target_info exists gdb,no_hardware_watchpoints] } {
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return
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}
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mi_gdb_exit
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if {$mi_mode == "separate"} {
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set start_ops "separate-mi-tty"
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} else {
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set start_ops ""
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}
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if [mi_gdb_start $start_ops] {
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return
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}
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if {$type == "sw"} {
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set option 0
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} else {
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set option 1
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}
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mi_gdb_test "567-gdb-set can-use-hw-watchpoints $option" \
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"567\\^done" \
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"hw watchpoints toggle"
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mi_delete_breakpoints
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mi_gdb_reinitialize_dir $srcdir/$subdir
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mi_gdb_load ${binfile}
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mi_runto callee4
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test_watchpoint_creation_and_listing
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#test_rwatch_creation_and_listing
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#test_awatch_creation_and_listing
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test_watchpoint_triggering
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}
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if [gdb_debug_enabled] {
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# gdb debug doesn't work for separate-mi-tty.
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set modes {"main"}
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} else {
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set modes {"main" "separate"}
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}
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# Run the tests twice, once using software watchpoints, and another
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# with hardware watchpoints.
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foreach_with_prefix mi-mode $modes {
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foreach_with_prefix wp-type {"sw" "hw"} {
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test_watchpoint_all ${mi-mode} ${wp-type}
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}
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}
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