939 lines
25 KiB
Plaintext
939 lines
25 KiB
Plaintext
# Copyright 1999, 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
|
||
|
||
# This program is free software; you can redistribute it and/or modify
|
||
# it under the terms of the GNU General Public License as published by
|
||
# the Free Software Foundation; either version 2 of the License, or
|
||
# (at your option) any later version.
|
||
#
|
||
# This program is distributed in the hope that it will be useful,
|
||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
# GNU General Public License for more details.
|
||
#
|
||
# You should have received a copy of the GNU General Public License
|
||
# along with this program; if not, write to the Free Software
|
||
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
|
||
# Please email any bugs, comments, and/or additions to this file to:
|
||
# bug-gdb@prep.ai.mit.edu
|
||
|
||
# This file was based on a file written by Fred Fish. (fnf@cygnus.com)
|
||
|
||
# Test setup routines that work with the MI interpreter.
|
||
|
||
# The variable mi_gdb_prompt is a regexp which matches the gdb mi prompt.
|
||
# Set it if it is not already set.
|
||
global mi_gdb_prompt
|
||
if ![info exists mi_gdb_prompt] then {
|
||
set mi_gdb_prompt "\[(\]gdb\[)\] \r\n"
|
||
}
|
||
|
||
set MIFLAGS "-i=mi"
|
||
|
||
#
|
||
# mi_gdb_exit -- exit the GDB, killing the target program if necessary
|
||
#
|
||
proc mi_gdb_exit {} {
|
||
catch mi_uncatched_gdb_exit
|
||
}
|
||
|
||
proc mi_uncatched_gdb_exit {} {
|
||
global GDB
|
||
global GDBFLAGS
|
||
global verbose
|
||
global gdb_spawn_id;
|
||
global gdb_prompt
|
||
global mi_gdb_prompt
|
||
global MIFLAGS
|
||
|
||
gdb_stop_suppressing_tests;
|
||
|
||
if { [info procs sid_exit] != "" } {
|
||
sid_exit
|
||
}
|
||
|
||
if ![info exists gdb_spawn_id] {
|
||
return;
|
||
}
|
||
|
||
verbose "Quitting $GDB $GDBFLAGS $MIFLAGS"
|
||
|
||
if { [is_remote host] && [board_info host exists fileid] } {
|
||
send_gdb "999-gdb-exit\n";
|
||
gdb_expect 10 {
|
||
-re "y or n" {
|
||
send_gdb "y\n";
|
||
exp_continue;
|
||
}
|
||
-re "Undefined command.*$gdb_prompt $" {
|
||
send_gdb "quit\n"
|
||
exp_continue;
|
||
}
|
||
-re "DOSEXIT code" { }
|
||
default { }
|
||
}
|
||
}
|
||
|
||
if ![is_remote host] {
|
||
remote_close host;
|
||
}
|
||
unset gdb_spawn_id
|
||
}
|
||
|
||
#
|
||
# start gdb -- start gdb running, default procedure
|
||
#
|
||
# When running over NFS, particularly if running many simultaneous
|
||
# tests on different hosts all using the same server, things can
|
||
# get really slow. Give gdb at least 3 minutes to start up.
|
||
#
|
||
proc mi_gdb_start { } {
|
||
global verbose
|
||
global GDB
|
||
global GDBFLAGS
|
||
global gdb_prompt
|
||
global mi_gdb_prompt
|
||
global timeout
|
||
global gdb_spawn_id;
|
||
global MIFLAGS
|
||
|
||
gdb_stop_suppressing_tests;
|
||
|
||
# Start SID.
|
||
if { [info procs sid_start] != "" } {
|
||
verbose "Spawning SID"
|
||
sid_start
|
||
}
|
||
|
||
verbose "Spawning $GDB -nw $GDBFLAGS $MIFLAGS"
|
||
|
||
if [info exists gdb_spawn_id] {
|
||
return 0;
|
||
}
|
||
|
||
if ![is_remote host] {
|
||
if { [which $GDB] == 0 } then {
|
||
perror "$GDB does not exist."
|
||
exit 1
|
||
}
|
||
}
|
||
set res [remote_spawn host "$GDB -nw $GDBFLAGS $MIFLAGS [host_info gdb_opts]"];
|
||
if { $res < 0 || $res == "" } {
|
||
perror "Spawning $GDB failed."
|
||
return 1;
|
||
}
|
||
gdb_expect {
|
||
-re "~\"GNU.*\r\n~\".*$mi_gdb_prompt$" {
|
||
# We have a new format mi startup prompt. If we are
|
||
# running mi1, then this is an error as we should be
|
||
# using the old-style prompt.
|
||
if { $MIFLAGS == "-i=mi1" } {
|
||
perror "(mi startup) Got unexpected new mi prompt."
|
||
remote_close host;
|
||
return -1;
|
||
}
|
||
verbose "GDB initialized."
|
||
}
|
||
-re "\[^~\].*$mi_gdb_prompt$" {
|
||
# We have an old format mi startup prompt. If we are
|
||
# not running mi1, then this is an error as we should be
|
||
# using the new-style prompt.
|
||
if { $MIFLAGS != "-i=mi1" } {
|
||
perror "(mi startup) Got unexpected old mi prompt."
|
||
remote_close host;
|
||
return -1;
|
||
}
|
||
verbose "GDB initialized."
|
||
}
|
||
-re ".*$gdb_prompt $" {
|
||
untested "Skip mi tests (got non-mi prompt)."
|
||
remote_close host;
|
||
return -1;
|
||
}
|
||
-re ".*unrecognized option.*for a complete list of options." {
|
||
untested "Skip mi tests (not compiled with mi support)."
|
||
remote_close host;
|
||
return -1;
|
||
}
|
||
-re ".*Interpreter `mi' unrecognized." {
|
||
untested "Skip mi tests (not compiled with mi support)."
|
||
remote_close host;
|
||
return -1;
|
||
}
|
||
timeout {
|
||
perror "(timeout) GDB never initialized after 10 seconds."
|
||
remote_close host;
|
||
return -1
|
||
}
|
||
}
|
||
set gdb_spawn_id -1;
|
||
|
||
# FIXME: mi output does not go through pagers, so these can be removed.
|
||
# force the height to "unlimited", so no pagers get used
|
||
send_gdb "100-gdb-set height 0\n"
|
||
gdb_expect 10 {
|
||
-re ".*100-gdb-set height 0\r\n100\\\^done\r\n$mi_gdb_prompt$" {
|
||
verbose "Setting height to 0." 2
|
||
}
|
||
timeout {
|
||
warning "Couldn't set the height to 0"
|
||
}
|
||
}
|
||
# force the width to "unlimited", so no wraparound occurs
|
||
send_gdb "101-gdb-set width 0\n"
|
||
gdb_expect 10 {
|
||
-re ".*101-gdb-set width 0\r\n101\\\^done\r\n$mi_gdb_prompt$" {
|
||
verbose "Setting width to 0." 2
|
||
}
|
||
timeout {
|
||
warning "Couldn't set the width to 0."
|
||
}
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
# Many of the tests depend on setting breakpoints at various places and
|
||
# running until that breakpoint is reached. At times, we want to start
|
||
# with a clean-slate with respect to breakpoints, so this utility proc
|
||
# lets us do this without duplicating this code everywhere.
|
||
#
|
||
|
||
proc mi_delete_breakpoints {} {
|
||
global mi_gdb_prompt
|
||
|
||
# FIXME: The mi operation won't accept a prompt back and will use the 'all' arg
|
||
send_gdb "102-break-delete\n"
|
||
gdb_expect 30 {
|
||
-re "Delete all breakpoints.*y or n.*$" {
|
||
send_gdb "y\n";
|
||
exp_continue
|
||
}
|
||
-re ".*102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" {
|
||
# This happens if there were no breakpoints
|
||
}
|
||
timeout { perror "Delete all breakpoints in mi_delete_breakpoints (timeout)" ; return }
|
||
}
|
||
|
||
# The correct output is not "No breakpoints or watchpoints." but an
|
||
# empty BreakpointTable. Also, a query is not acceptable with mi.
|
||
send_gdb "103-break-list\n"
|
||
gdb_expect 30 {
|
||
-re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$mi_gdb_prompt$" {}
|
||
-re "103-break-list\r\n103\\\^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=\\\[\\\]\}" {}
|
||
-re "103-break-list\r\n103\\\^doneNo breakpoints or watchpoints.\r\n\r\n$mi_gdb_prompt$" {warning "Unexpected console text received"}
|
||
-re "$mi_gdb_prompt$" { perror "Breakpoints not deleted" ; return }
|
||
-re "Delete all breakpoints.*or n.*$" {
|
||
warning "Unexpected prompt for breakpoints deletion";
|
||
send_gdb "y\n";
|
||
exp_continue
|
||
}
|
||
timeout { perror "-break-list (timeout)" ; return }
|
||
}
|
||
}
|
||
|
||
proc mi_gdb_reinitialize_dir { subdir } {
|
||
global mi_gdb_prompt
|
||
global MIFLAGS
|
||
|
||
global suppress_flag
|
||
if { $suppress_flag } {
|
||
return
|
||
}
|
||
|
||
if [is_remote host] {
|
||
return "";
|
||
}
|
||
|
||
if { $MIFLAGS == "-i=mi1" } {
|
||
send_gdb "104-environment-directory\n"
|
||
gdb_expect 60 {
|
||
-re ".*Reinitialize source path to empty.*y or n. " {
|
||
warning "Got confirmation prompt for dir reinitialization."
|
||
send_gdb "y\n"
|
||
gdb_expect 60 {
|
||
-re "$mi_gdb_prompt$" {}
|
||
timeout {error "Dir reinitialization failed (timeout)"}
|
||
}
|
||
}
|
||
-re "$mi_gdb_prompt$" {}
|
||
timeout {error "Dir reinitialization failed (timeout)"}
|
||
}
|
||
} else {
|
||
send_gdb "104-environment-directory -r\n"
|
||
gdb_expect 60 {
|
||
-re "104\\\^done,source-path=.*\r\n$mi_gdb_prompt$" {}
|
||
-re "$mi_gdb_prompt$" {}
|
||
timeout {error "Dir reinitialization failed (timeout)"}
|
||
}
|
||
}
|
||
|
||
send_gdb "105-environment-directory $subdir\n"
|
||
gdb_expect 60 {
|
||
-re "Source directories searched.*$mi_gdb_prompt$" {
|
||
verbose "Dir set to $subdir"
|
||
}
|
||
-re "105\\\^done.*\r\n$mi_gdb_prompt$" {
|
||
# FIXME: We return just the prompt for now.
|
||
verbose "Dir set to $subdir"
|
||
# perror "Dir \"$subdir\" failed."
|
||
}
|
||
}
|
||
}
|
||
|
||
# Send GDB the "target" command.
|
||
# FIXME: Some of these patterns are not appropriate for MI. Based on
|
||
# config/monitor.exp:gdb_target_command.
|
||
proc mi_gdb_target_cmd { targetname serialport } {
|
||
global mi_gdb_prompt
|
||
|
||
for {set i 1} {$i <= 3} {incr i} {
|
||
send_gdb "47-target-select $targetname $serialport\n"
|
||
gdb_expect 60 {
|
||
-re "47\\^connected.*$mi_gdb_prompt$" {
|
||
verbose "Set target to $targetname";
|
||
return 0;
|
||
}
|
||
-re "Couldn't establish connection to remote.*$mi_gdb_prompt$" {
|
||
verbose "Connection failed";
|
||
}
|
||
-re "Remote MIPS debugging.*$mi_gdb_prompt$" {
|
||
verbose "Set target to $targetname";
|
||
return 0;
|
||
}
|
||
-re "Remote debugging using .*$serialport.*$mi_gdb_prompt$" {
|
||
verbose "Set target to $targetname";
|
||
return 0;
|
||
}
|
||
-re "Remote target $targetname connected to.*$mi_gdb_prompt$" {
|
||
verbose "Set target to $targetname";
|
||
return 0;
|
||
}
|
||
-re "Connected to.*$mi_gdb_prompt$" {
|
||
verbose "Set target to $targetname";
|
||
return 0;
|
||
}
|
||
-re "Ending remote.*$mi_gdb_prompt$" { }
|
||
-re "Connection refused.*$mi_gdb_prompt$" {
|
||
verbose "Connection refused by remote target. Pausing, and trying again."
|
||
sleep 5
|
||
continue
|
||
}
|
||
-re "Timeout reading from remote system.*$mi_gdb_prompt$" {
|
||
verbose "Got timeout error from gdb.";
|
||
}
|
||
timeout {
|
||
send_gdb "";
|
||
break
|
||
}
|
||
}
|
||
}
|
||
return 1
|
||
}
|
||
|
||
#
|
||
# load a file into the debugger (file command only).
|
||
# return a -1 if anything goes wrong.
|
||
#
|
||
proc mi_gdb_file_cmd { arg } {
|
||
global verbose
|
||
global loadpath
|
||
global loadfile
|
||
global GDB
|
||
global mi_gdb_prompt
|
||
global last_mi_gdb_file
|
||
global last_mi_remote_file
|
||
upvar timeout timeout
|
||
|
||
if { $arg == "" } {
|
||
set arg $last_mi_gdb_file;
|
||
} else {
|
||
set last_mi_gdb_file $arg
|
||
if { [ info exists last_mi_remote_file ] } {
|
||
unset last_mi_remote_file
|
||
}
|
||
}
|
||
|
||
if [is_remote host] {
|
||
set arg [remote_download host $arg];
|
||
if { $arg == "" } {
|
||
error "download failed"
|
||
return -1;
|
||
}
|
||
}
|
||
|
||
# FIXME: Several of these patterns are only acceptable for console
|
||
# output. Queries are an error for mi.
|
||
send_gdb "105-file-exec-and-symbols $arg\n"
|
||
gdb_expect 120 {
|
||
-re "Reading symbols from.*done.*$mi_gdb_prompt$" {
|
||
verbose "\t\tLoaded $arg into the $GDB"
|
||
return 0
|
||
}
|
||
-re "has no symbol-table.*$mi_gdb_prompt$" {
|
||
perror "$arg wasn't compiled with \"-g\""
|
||
return -1
|
||
}
|
||
-re "A program is being debugged already.*Kill it.*y or n. $" {
|
||
send_gdb "y\n"
|
||
verbose "\t\tKilling previous program being debugged"
|
||
exp_continue
|
||
}
|
||
-re "Load new symbol table from \".*\".*y or n. $" {
|
||
send_gdb "y\n"
|
||
gdb_expect 120 {
|
||
-re "Reading symbols from.*done.*$mi_gdb_prompt$" {
|
||
verbose "\t\tLoaded $arg with new symbol table into $GDB"
|
||
# All OK
|
||
}
|
||
timeout {
|
||
perror "(timeout) Couldn't load $arg, other program already loaded."
|
||
return -1
|
||
}
|
||
}
|
||
}
|
||
-re "No such file or directory.*$mi_gdb_prompt$" {
|
||
perror "($arg) No such file or directory\n"
|
||
return -1
|
||
}
|
||
-re "105-file-exec-and-symbols .*\r\n105\\\^done\r\n$mi_gdb_prompt$" {
|
||
# We (MI) are just giving the prompt back for now, instead of giving
|
||
# some acknowledgement.
|
||
return 0
|
||
}
|
||
timeout {
|
||
perror "couldn't load $arg into $GDB (timed out)."
|
||
return -1
|
||
}
|
||
eof {
|
||
# This is an attempt to detect a core dump, but seems not to
|
||
# work. Perhaps we need to match .* followed by eof, in which
|
||
# gdb_expect does not seem to have a way to do that.
|
||
perror "couldn't load $arg into $GDB (end of file)."
|
||
return -1
|
||
}
|
||
}
|
||
}
|
||
|
||
#
|
||
# load a file into the debugger.
|
||
# return a -1 if anything goes wrong.
|
||
#
|
||
proc mi_gdb_load { arg } {
|
||
global verbose
|
||
global loadpath
|
||
global loadfile
|
||
global GDB
|
||
global mi_gdb_prompt
|
||
upvar timeout timeout
|
||
|
||
# ``gdb_unload''
|
||
if { $arg != "" } {
|
||
mi_gdb_file_cmd $arg
|
||
}
|
||
|
||
# ``load''
|
||
if { [info procs gdbserver_gdb_load] != "" } {
|
||
global last_mi_gdb_file
|
||
global last_mi_remote_file
|
||
|
||
if { ! [info exists last_mi_remote_file] } {
|
||
if [is_remote target] {
|
||
set last_mi_remote_file [remote_download target $arg]
|
||
} else {
|
||
set last_mi_remote_file $last_mi_gdb_file
|
||
}
|
||
}
|
||
|
||
set res [gdbserver_gdb_load $last_mi_remote_file]
|
||
set protocol [lindex $res 0]
|
||
set gdbport [lindex $res 1]
|
||
|
||
if { [mi_gdb_target_cmd $protocol $gdbport] != 0 } {
|
||
return -1
|
||
}
|
||
} elseif { [info procs send_target_sid] != "" } {
|
||
# For SID, things get complex
|
||
send_target_sid
|
||
gdb_expect 60 {
|
||
-re "\\^done,.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to connect to SID target"
|
||
return -1
|
||
}
|
||
}
|
||
send_gdb "48-target-download\n"
|
||
gdb_expect 10 {
|
||
-re "48\\^done.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to download to SID target"
|
||
return -1
|
||
}
|
||
}
|
||
} elseif { [target_info protocol] == "sim" } {
|
||
# For the simulator, just connect to it directly.
|
||
send_gdb "47-target-select sim\n"
|
||
gdb_expect 10 {
|
||
-re "47\\^connected.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to select sim target"
|
||
return -1
|
||
}
|
||
}
|
||
send_gdb "48-target-download\n"
|
||
gdb_expect 10 {
|
||
-re "48\\^done.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to download to sim target"
|
||
return -1
|
||
}
|
||
}
|
||
} elseif { [target_info gdb_protocol] == "remote" } {
|
||
# remote targets
|
||
send_gdb "target [target_info gdb_protocol] [target_info netport]\n"
|
||
gdb_expect 60 {
|
||
-re "\\^done,.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to connect to remote target"
|
||
return -1
|
||
}
|
||
}
|
||
send_gdb "48-target-download\n"
|
||
gdb_expect 10 {
|
||
-re "48\\^done.*$mi_gdb_prompt$" {
|
||
}
|
||
timeout {
|
||
perror "Unable to download to remote target"
|
||
return -1
|
||
}
|
||
}
|
||
}
|
||
return 0
|
||
}
|
||
|
||
# mi_gdb_test COMMAND PATTERN MESSAGE -- send a command to gdb; test the result.
|
||
#
|
||
# COMMAND is the command to execute, send to GDB with send_gdb. If
|
||
# this is the null string no command is sent.
|
||
# PATTERN is the pattern to match for a PASS, and must NOT include
|
||
# the \r\n sequence immediately before the gdb prompt.
|
||
# MESSAGE is an optional message to be printed. If this is
|
||
# omitted, then the pass/fail messages use the command string as the
|
||
# message. (If this is the empty string, then sometimes we don't
|
||
# call pass or fail at all; I don't understand this at all.)
|
||
#
|
||
# Returns:
|
||
# 1 if the test failed,
|
||
# 0 if the test passes,
|
||
# -1 if there was an internal error.
|
||
#
|
||
proc mi_gdb_test { args } {
|
||
global verbose
|
||
global mi_gdb_prompt
|
||
global GDB expect_out
|
||
upvar timeout timeout
|
||
|
||
if [llength $args]>2 then {
|
||
set message [lindex $args 2]
|
||
} else {
|
||
set message [lindex $args 0]
|
||
}
|
||
set command [lindex $args 0]
|
||
set pattern [lindex $args 1]
|
||
|
||
if [llength $args]==5 {
|
||
set question_string [lindex $args 3];
|
||
set response_string [lindex $args 4];
|
||
} else {
|
||
set question_string "^FOOBAR$"
|
||
}
|
||
|
||
if $verbose>2 then {
|
||
send_user "Sending \"$command\" to gdb\n"
|
||
send_user "Looking to match \"$pattern\"\n"
|
||
send_user "Message is \"$message\"\n"
|
||
}
|
||
|
||
set result -1
|
||
set string "${command}\n";
|
||
if { $command != "" } {
|
||
while { "$string" != "" } {
|
||
set foo [string first "\n" "$string"];
|
||
set len [string length "$string"];
|
||
if { $foo < [expr $len - 1] } {
|
||
set str [string range "$string" 0 $foo];
|
||
if { [send_gdb "$str"] != "" } {
|
||
global suppress_flag;
|
||
|
||
if { ! $suppress_flag } {
|
||
perror "Couldn't send $command to GDB.";
|
||
}
|
||
fail "$message";
|
||
return $result;
|
||
}
|
||
gdb_expect 2 {
|
||
-re "\[\r\n\]" { }
|
||
timeout { }
|
||
}
|
||
set string [string range "$string" [expr $foo + 1] end];
|
||
} else {
|
||
break;
|
||
}
|
||
}
|
||
if { "$string" != "" } {
|
||
if { [send_gdb "$string"] != "" } {
|
||
global suppress_flag;
|
||
|
||
if { ! $suppress_flag } {
|
||
perror "Couldn't send $command to GDB.";
|
||
}
|
||
fail "$message";
|
||
return $result;
|
||
}
|
||
}
|
||
}
|
||
|
||
if [info exists timeout] {
|
||
set tmt $timeout;
|
||
} else {
|
||
global timeout;
|
||
if [info exists timeout] {
|
||
set tmt $timeout;
|
||
} else {
|
||
set tmt 60;
|
||
}
|
||
}
|
||
gdb_expect $tmt {
|
||
-re "\\*\\*\\* DOSEXIT code.*" {
|
||
if { $message != "" } {
|
||
fail "$message";
|
||
}
|
||
gdb_suppress_entire_file "GDB died";
|
||
return -1;
|
||
}
|
||
-re "Ending remote debugging.*$mi_gdb_prompt\[ \]*$" {
|
||
if ![isnative] then {
|
||
warning "Can`t communicate to remote target."
|
||
}
|
||
gdb_exit
|
||
gdb_start
|
||
set result -1
|
||
}
|
||
-re "\[\r\n\]*($pattern)\[\r\n\]+$mi_gdb_prompt\[ \]*$" {
|
||
if ![string match "" $message] then {
|
||
pass "$message"
|
||
}
|
||
set result 0
|
||
}
|
||
-re "(${question_string})$" {
|
||
send_gdb "$response_string\n";
|
||
exp_continue;
|
||
}
|
||
-re "Undefined.* command:.*$mi_gdb_prompt\[ \]*$" {
|
||
perror "Undefined command \"$command\"."
|
||
fail "$message"
|
||
set result 1
|
||
}
|
||
-re "Ambiguous command.*$mi_gdb_prompt\[ \]*$" {
|
||
perror "\"$command\" is not a unique command name."
|
||
fail "$message"
|
||
set result 1
|
||
}
|
||
-re "Program exited with code \[0-9\]+.*$mi_gdb_prompt\[ \]*$" {
|
||
if ![string match "" $message] then {
|
||
set errmsg "$message (the program exited)"
|
||
} else {
|
||
set errmsg "$command (the program exited)"
|
||
}
|
||
fail "$errmsg"
|
||
return -1
|
||
}
|
||
-re "The program is not being run.*$mi_gdb_prompt\[ \]*$" {
|
||
if ![string match "" $message] then {
|
||
set errmsg "$message (the program is no longer running)"
|
||
} else {
|
||
set errmsg "$command (the program is no longer running)"
|
||
}
|
||
fail "$errmsg"
|
||
return -1
|
||
}
|
||
-re ".*$mi_gdb_prompt\[ \]*$" {
|
||
if ![string match "" $message] then {
|
||
fail "$message"
|
||
}
|
||
set result 1
|
||
}
|
||
"<return>" {
|
||
send_gdb "\n"
|
||
perror "Window too small."
|
||
fail "$message"
|
||
}
|
||
-re "\\(y or n\\) " {
|
||
send_gdb "n\n"
|
||
perror "Got interactive prompt."
|
||
fail "$message"
|
||
}
|
||
eof {
|
||
perror "Process no longer exists"
|
||
if { $message != "" } {
|
||
fail "$message"
|
||
}
|
||
return -1
|
||
}
|
||
full_buffer {
|
||
perror "internal buffer is full."
|
||
fail "$message"
|
||
}
|
||
timeout {
|
||
if ![string match "" $message] then {
|
||
fail "$message (timeout)"
|
||
}
|
||
set result 1
|
||
}
|
||
}
|
||
return $result
|
||
}
|
||
|
||
#
|
||
# MI run command. (A modified version of gdb_run_cmd)
|
||
#
|
||
|
||
# In patterns, the newline sequence ``\r\n'' is matched explicitly as
|
||
# ``.*$'' could swallow up output that we attempt to match elsewhere.
|
||
|
||
proc mi_run_cmd {args} {
|
||
global suppress_flag
|
||
if { $suppress_flag } {
|
||
return -1
|
||
}
|
||
global mi_gdb_prompt
|
||
|
||
if [target_info exists gdb_init_command] {
|
||
send_gdb "[target_info gdb_init_command]\n";
|
||
gdb_expect 30 {
|
||
-re "$mi_gdb_prompt$" { }
|
||
default {
|
||
perror "gdb_init_command for target failed";
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
|
||
if [target_info exists use_gdb_stub] {
|
||
if [target_info exists gdb,do_reload_on_run] {
|
||
# Specifying no file, defaults to the executable
|
||
# currently being debugged.
|
||
if { [mi_gdb_load ""] < 0 } {
|
||
return;
|
||
}
|
||
send_gdb "000-exec-continue\n";
|
||
gdb_expect 60 {
|
||
-re "000\\^running\[\r\n\]+$mi_gdb_prompt$" {}
|
||
default {}
|
||
}
|
||
return;
|
||
}
|
||
|
||
if [target_info exists gdb,start_symbol] {
|
||
set start [target_info gdb,start_symbol];
|
||
} else {
|
||
set start "start";
|
||
}
|
||
|
||
# HACK: Should either use 000-jump or fix the target code
|
||
# to better handle RUN.
|
||
send_gdb "jump *$start\n"
|
||
warning "Using CLI jump command, expect run-to-main FAIL"
|
||
return
|
||
}
|
||
|
||
send_gdb "000-exec-run $args\n"
|
||
gdb_expect {
|
||
-re "000\\^running\r\n${mi_gdb_prompt}" {
|
||
}
|
||
timeout {
|
||
perror "Unable to start target"
|
||
return
|
||
}
|
||
}
|
||
# NOTE: Shortly after this there will be a ``000*stopping,...(gdb)''
|
||
}
|
||
|
||
#
|
||
# Just like run-to-main but works with the MI interface
|
||
#
|
||
|
||
proc mi_run_to_main { } {
|
||
global suppress_flag
|
||
if { $suppress_flag } {
|
||
return -1
|
||
}
|
||
|
||
global srcdir
|
||
global subdir
|
||
global binfile
|
||
global srcfile
|
||
|
||
mi_delete_breakpoints
|
||
mi_gdb_reinitialize_dir $srcdir/$subdir
|
||
mi_gdb_load ${binfile}
|
||
|
||
mi_runto main
|
||
}
|
||
|
||
|
||
# Just like gdb's "runto" proc, it will run the target to a given
|
||
# function. The big difference here between mi_runto and mi_execute_to
|
||
# is that mi_execute_to must have the inferior running already. This
|
||
# proc will (like gdb's runto) (re)start the inferior, too.
|
||
#
|
||
# FUNC is the linespec of the place to stop (it inserts a breakpoint here).
|
||
# It returns:
|
||
# -1 if test suppressed, failed, timedout
|
||
# 0 if test passed
|
||
|
||
proc mi_runto {func} {
|
||
global suppress_flag
|
||
if { $suppress_flag } {
|
||
return -1
|
||
}
|
||
|
||
global mi_gdb_prompt expect_out
|
||
global hex decimal
|
||
|
||
set test "mi runto $func"
|
||
mi_gdb_test "200-break-insert $func" \
|
||
"200\\^done,bkpt=\{number=\"\[0-9\]+\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"$func\",file=\".*\",line=\"\[0-9\]*\",times=\"0\"\}" \
|
||
"breakpoint at $func"
|
||
|
||
if {![regexp {number="[0-9]+"} $expect_out(buffer) str]
|
||
|| ![scan $str {number="%d"} bkptno]} {
|
||
set bkptno {[0-9]+}
|
||
}
|
||
|
||
mi_run_cmd
|
||
gdb_expect {
|
||
-re ".*000\\*stopped,reason=\"breakpoint-hit\",bkptno=\"$bkptno\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=\(\\\[.*\\\]\|\{.*\}\),file=\".*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" {
|
||
pass "$test"
|
||
return 0
|
||
}
|
||
-re ".*$mi_gdb_prompt$" {
|
||
fail "$test (2)"
|
||
}
|
||
timeout {
|
||
fail "$test (timeout)"
|
||
return -1
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
# Next to the next statement
|
||
# For return values, see mi_execute_to_helper
|
||
|
||
proc mi_next { test } {
|
||
return [mi_next_to {.*} {.*} {.*} {.*} $test]
|
||
}
|
||
|
||
|
||
# Step to the next statement
|
||
# For return values, see mi_execute_to_helper
|
||
|
||
proc mi_step { test } {
|
||
return [mi_step_to {.*} {.*} {.*} {.*} $test]
|
||
}
|
||
|
||
# cmd should not include the number or newline (i.e. "exec-step 3", not
|
||
# "220-exec-step 3\n"
|
||
|
||
# Can not match -re ".*\r\n${mi_gdb_prompt}", because of false positives
|
||
# after the first prompt is printed.
|
||
|
||
proc mi_execute_to_helper { cmd reason func args file line extra test } {
|
||
global suppress_flag
|
||
if { $suppress_flag } {
|
||
return -1
|
||
}
|
||
global mi_gdb_prompt
|
||
global hex
|
||
global decimal
|
||
send_gdb "220-$cmd\n"
|
||
gdb_expect {
|
||
-re ".*220\\^running\r\n${mi_gdb_prompt}.*220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\".*$file\",line=\"$line\"\}$extra\r\n$mi_gdb_prompt$" {
|
||
pass "$test"
|
||
return 0
|
||
}
|
||
-re ".*220\\^running\r\n${mi_gdb_prompt}.*220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{\].*\[\\\]\}\],file=\".*\",line=\"\[0-9\]*\"\}.*\r\n$mi_gdb_prompt$" {
|
||
fail "$test (stopped at wrong place)"
|
||
return -1
|
||
}
|
||
-re "220\\^running\r\n${mi_gdb_prompt}.*\r\n${mi_gdb_prompt}$" {
|
||
fail "$test (unknown output after running)"
|
||
return -1
|
||
}
|
||
timeout {
|
||
fail "$test (timeout)"
|
||
return -1
|
||
}
|
||
}
|
||
}
|
||
|
||
proc mi_execute_to { cmd reason func args file line extra test } {
|
||
mi_execute_to_helper "$cmd" "$reason" "$func" "\\\[$args\\\]" \
|
||
"$file" "$line" "$extra" "$test"
|
||
}
|
||
|
||
proc mi_next_to { func args file line test } {
|
||
mi_execute_to "exec-next" "end-stepping-range" "$func" "$args" \
|
||
"$file" "$line" "" "$test"
|
||
}
|
||
|
||
proc mi_step_to { func args file line test } {
|
||
mi_execute_to "exec-step" "end-stepping-range" "$func" "$args" \
|
||
"$file" "$line" "" "$test"
|
||
}
|
||
|
||
proc mi_finish_to { func args file line result ret test } {
|
||
mi_execute_to "exec-finish" "function-finished" "$func" "$args" \
|
||
"$file" "$line" \
|
||
",gdb-result-var=\"$result\",return-value=\"$ret\"" \
|
||
"$test"
|
||
}
|
||
|
||
proc mi_continue_to { bkptno func args file line test } {
|
||
mi_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \
|
||
"$func" "$args" "$file" "$line" "" "$test"
|
||
}
|
||
|
||
proc mi0_execute_to { cmd reason func args file line extra test } {
|
||
mi_execute_to_helper "$cmd" "$reason" "$func" "\{$args\}" \
|
||
"$file" "$line" "$extra" "$test"
|
||
}
|
||
|
||
proc mi0_next_to { func args file line test } {
|
||
mi0_execute_to "exec-next" "end-stepping-range" "$func" "$args" \
|
||
"$file" "$line" "" "$test"
|
||
}
|
||
|
||
proc mi0_step_to { func args file line test } {
|
||
mi0_execute_to "exec-step" "end-stepping-range" "$func" "$args" \
|
||
"$file" "$line" "" "$test"
|
||
}
|
||
|
||
proc mi0_finish_to { func args file line result ret test } {
|
||
mi0_execute_to "exec-finish" "function-finished" "$func" "$args" \
|
||
"$file" "$line" \
|
||
",gdb-result-var=\"$result\",return-value=\"$ret\"" \
|
||
"$test"
|
||
}
|
||
|
||
proc mi0_continue_to { bkptno func args file line test } {
|
||
mi0_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \
|
||
"$func" "$args" "$file" "$line" "" "$test"
|
||
}
|