2010-02-12 Tomas Holmberg <th@virtutech.com>
* mi-reverse.exp: New file. Test for reverse option to the following MI commands: exec-continue, exec-finish, exec-next, exec-step, exec-next-instruction, exec-step-instruction.
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Michael Snyder
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2 changed files with 180 additions and 0 deletions
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2010-02-12 Tomas Holmberg <th@virtutech.com>
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* mi-reverse.exp: New file. Test for reverse option to the
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following MI commands: exec-continue, exec-finish, exec-next,
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exec-step, exec-next-instruction, exec-step-instruction.
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2010-02-09 Joel Brobecker <brobecker@adacore.com>
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* gdb.ada/ptype_tagged_param: New testcase.
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174
gdb/testsuite/gdb.mi/mi-reverse.exp
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174
gdb/testsuite/gdb.mi/mi-reverse.exp
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# Copyright 2009
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# 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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# Verify that, using the MI, we can run a simple program in both forward
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# and reverse directions with the following execution commands:
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# - exec-continue
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# - exec-finish
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# - exec-next
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# - exec-step
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# - exec-next-instruction
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# - exec-step-instruction
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# The goal is not to test gdb functionality, which is done by other tests,
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# but to verify the correct output response to MI operations.
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#
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if ![target_info exists gdb,can_reverse] {
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return
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}
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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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if [mi_gdb_start] {
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continue
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}
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set testfile "basics"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/mi2-reverse
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
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untested mi2-reverse.exp
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return -1
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}
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mi_run_to_main
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if [target_info exists gdb,use_precord] {
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# Activate process record/replay
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if [mi_gdb_test "-interpreter-exec console record" \
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{\^done} "Turn on process record"] {
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warning "Fail to activate process record/replay, tests in this group will not be performed.\n";
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return -1
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}
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}
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# Locate line numbers in basics.c.
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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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set line_callee3_head [gdb_get_line_number "callee3 ("]
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set line_callee3_body [expr $line_callee3_head + 2]
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set line_callee3_close [expr $line_callee3_head + 3]
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set line_callee2_head [gdb_get_line_number "callee2 ("]
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set line_callee2_body [expr $line_callee2_head + 2]
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set line_callee2_close [expr $line_callee2_head + 3]
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set line_callee1_head [gdb_get_line_number "callee1 ("]
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set line_callee1_body [expr $line_callee1_head + 2]
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set line_callee1_close [expr $line_callee1_head + 3]
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set line_callme_head [gdb_get_line_number "callme"]
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set line_callme_body [expr $line_callme_head + 2]
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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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set line_main_hello [gdb_get_line_number "Hello, World!"]
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set line_main_callme_1 [gdb_get_line_number "callme (1"]
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# Forward execute to the callme() function, so that we can
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# execute backward from there.
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mi_continue_to callme
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mi_delete_breakpoints
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proc test_controlled_execution_reverse {} {
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global mi_gdb_prompt
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global srcfile
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global hex
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global line_callee4_head line_callee4_body
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global line_callee3_head line_callee3_body line_callee3_close
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global line_callee2_head line_callee2_body line_callee2_close
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global line_callee1_head line_callee1_body line_callee1_close
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global line_main_head line_main_body
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global line_main_hello line_main_callme_1
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# Test exec-reverse-finish
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mi_execute_to "exec-finish --reverse" \
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"end-stepping-range" "main" "" \
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"basics.c" $line_main_callme_1 "" \
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"reverse finish from callme"
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# Test exec-reverse-next
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# It takes two steps to get back to the previous line,
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# as the first step moves us to the start of the current line,
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# and the one after that moves back to the previous line.
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mi_execute_to "exec-next --reverse 2" \
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"end-stepping-range" "main" "" \
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"basics.c" $line_main_hello "" \
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"reverse next to get over the call to do_nothing"
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# Test exec-reverse-step
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mi_execute_to "exec-step --reverse" \
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"end-stepping-range" "callee1" \
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"\{name=\"intarg\",value=\"2\"\},\{name=\"strarg\",value=\"$hex \\\\\"A string argument\.\\\\\"\"\},\{name=\"fltarg\",value=\"3.5\"\}" \
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"basics.c" $line_callee1_close "" \
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"reverse step to callee1"
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mi_execute_to "exec-step --reverse" \
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"end-stepping-range" "callee2" \
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"\{name=\"intarg\",value=\"2\"\},\{name=\"strarg\",value=\"$hex \\\\\"A string argument\.\\\\\"\"\}" \
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"basics.c" $line_callee2_close "" \
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"reverse step to callee2"
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mi_execute_to "exec-step --reverse" \
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"end-stepping-range" "callee3" \
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"\{name=\"strarg\",value=\"$hex \\\\\"A string argument\.\\\\\"\"\}" \
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"basics.c" $line_callee3_close "" \
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"reverse step to callee3"
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mi_execute_to "exec-step --reverse" \
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"end-stepping-range" "callee4" "" \
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"basics.c" "\[0-9\]+" "" \
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"reverse step to callee4"
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# Test exec-reverse-[step|next]-instruction
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mi_execute_to "exec-step-instruction --reverse" \
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"end-stepping-range" "callee4" "" \
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"basics.c" "\[0-9\]+" "" \
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"reverse-step-instruction at callee4"
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mi_execute_to "exec-next-instruction --reverse" \
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"end-stepping-range" "callee4" "" \
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"basics.c" "\[0-9\]+" "" \
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"reverse-next-instruction at callee4"
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# Test exec-reverse-continue
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mi_create_breakpoint "-t basics.c:$line_callee3_head" \
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3 del callee3 ".*basics.c" $line_callee3_head $hex \
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"insert temp breakpoint at basics.c:$line_callee3_head"
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mi_execute_to "exec-continue --reverse" \
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"breakpoint-hit" "callee3" \
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"\{name=\"strarg\",value=\"$hex \\\\\"A string argument\.\\\\\"\"\}" \
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"basics.c" "\[0-9\]+" \
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{ "" "disp=\"del\""} \
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"reverse-continue at callee3"
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mi_execute_to "exec-continue --reverse" \
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"" "main" "" \
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"basics.c" $line_main_body "" \
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"reverse-continue at main"
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}
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test_controlled_execution_reverse
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mi_gdb_exit
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return 0
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