1 # Copyright 1999-2015 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Test Machine interface (MI) operations
18 # Test MI watchpoint commands.
20 # The goal is not to test gdb functionality, which is done by other
21 # tests, but to verify the correct output response to MI operations.
23 load_lib mi-support.exp
31 standard_testfile basics.c
33 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
38 proc test_watchpoint_creation_and_listing {type} {
43 set line_callee4_head [gdb_get_line_number "callee4 ("]
44 set line_callee4_body [expr $line_callee4_head + 2]
46 # Insert a watchpoint and list
51 mi_gdb_test "111-break-watch C" \
52 "111\\^done,wpt=\{number=\"2\",exp=\"C\"\}" \
53 "break-watch operation"
55 mi_gdb_test "222-break-list" \
56 "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\"\}\\\]\}" \
62 proc test_awatch_creation_and_listing {type} {
67 set line_main_head [gdb_get_line_number "main ("]
68 set line_main_body [expr $line_main_head + 2]
70 # Insert an access watchpoint and list it
75 mi_gdb_test "333-break-watch -a A" \
76 "333\\^done,bkpt=\{number=\"1\",addr=\"$hex\",file=\".*basics.c\",line=\"$line_main_body\"\}" \
77 "break-watch -a operation"
79 mi_gdb_test "444-break-list" \
80 "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\"\},.*\}\\\]\}" \
81 "list of watchpoints awatch"
83 mi_gdb_test "777-break-delete 3" \
85 "delete access watchpoint"
89 proc test_rwatch_creation_and_listing {type} {
94 set line_main_head [gdb_get_line_number "main ("]
95 set line_main_body [expr $line_main_head + 2]
97 # Insert a read watchpoint and list it.
102 mi_gdb_test "200-break-watch -r C" \
103 "200\\^done,bkpt=\{number=\"5\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"callee4\",file=\".*basics.c\",line=\"$line_main_body\",times=\"0\"\}" \
104 "break-watch -r operation"
106 mi_gdb_test "300-break-list" \
107 "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\"\},.*\}\\\}\}" \
108 "list of breakpoints"
110 mi_gdb_test "177-break-delete 4" \
112 "delete read watchpoint"
115 proc test_watchpoint_triggering {type} {
117 global hex fullname_syntax srcfile
119 set line_callee4_return_0 [gdb_get_line_number "return 0;"]
120 set line_callee3_head [gdb_get_line_number "callee3 ("]
121 set line_callee3_close_brace [expr $line_callee3_head + 3]
123 # Continue execution until the watchpoint is reached, continue again,
124 # to see the watchpoint go out of scope.
126 # -exec-continue (Here wp triggers)
127 # -exec-continue (Here wp goes out of scope)
129 mi_execute_to "exec-continue" "watchpoint-trigger" "callee4" "" \
130 ".*basics.c" $line_callee4_return_0 \
131 {"" "wpt=\{number=\"2\",exp=\"C\"\},value=\{old=\".*\",new=\"3\"\}"} \
134 if { $type == "sw" } {
137 mi_execute_to "exec-continue" "watchpoint-scope" "callee3" ".*" \
138 ".*basics.c" $line_callee3_close_brace \
144 proc test_watchpoint_all {type} {
145 with_test_prefix "$type" {
148 upvar binfile binfile
150 mi_delete_breakpoints
151 mi_gdb_reinitialize_dir $srcdir/$subdir
152 mi_gdb_load ${binfile}
155 test_watchpoint_creation_and_listing $type
156 #test_rwatch_creation_and_listing $type
157 #test_awatch_creation_and_listing $type
158 test_watchpoint_triggering $type
162 # Run the tests twice, once using software watchpoints...
163 mi_gdb_test "567-gdb-set can-use-hw-watchpoints 0" \
165 "hw watchpoints toggle (1)"
166 test_watchpoint_all sw
170 # ... and unless requested otherwise...
171 if [target_info exists gdb,no_hardware_watchpoints] {
177 # ... once using hardware watchpoints (if available).
178 mi_gdb_test "890-gdb-set can-use-hw-watchpoints 1" \
180 "hw watchpoints toggle (2)"
181 test_watchpoint_all hw