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# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
# 2002, 2003, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
#
# This file is part of DejaGnu.
#
# DejaGnu 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 3 of the License, or
# (at your option) any later version.
#
# DejaGnu 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 DejaGnu; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
#
# sim_load -- load the program and execute it
#
# See default.exp for explanation of arguments and results.
#
proc sim_spawn { dest cmdline args } {
if {![board_info $dest exists sim]} {
perror "no simulator defined for [board_info $dest name]"
exit 1
} else {
set sim [board_info $dest sim]
}
if {[board_info $dest exists sim,options]} {
set simflags [board_info $dest sim,options]
} else {
set simflags ""
}
if {![is_remote host]} {
if { [which $sim] == 0 } {
verbose -log "Simulator $sim missing." 3
return -1
}
}
if {[is_remote host]} {
# download the program to remote.
# we're assuming the program is the first word in the command.
# FIXME: "prog < infile" won't work until we download infile.
set prog [lindex $cmdline 0]
set prog [remote_download host $prog a.out]
set cmdline [lreplace $cmdline 0 0 $prog]
}
return [eval remote_spawn host \{ $sim $simflags $cmdline \} $args]
}
proc sim_wait { dest timeout } {
return [remote_wait host $timeout]
}
proc sim_load { dest prog args } {
set inpfile ""
if { [llength $args] > 1 } {
if { [lindex $args 1] != "" } {
set inpfile "[lindex $args 1]"
}
}
if {![file exists $prog]} then {
perror "sim.exp: $prog to be downloaded does not exist."
verbose -log "$prog to be downloaded does not exist." 3
return [list "untested" ""]
}
if {[board_info $dest exists sim_time_limit]} {
set sim_time_limit [board_info $dest sim_time_limit]
} else {
set sim_time_limit 240
}
set output ""
if { [board_info target sim,protocol] == "sid" } {
set cmd "-e \"set cpu-loader file [list $prog]\""
} elseif { [board_info target sim,protocol] == "rawsid" } {
set cmd "--load=$prog"
} else {
set cmd $prog
}
# Run the program with a limited amount of real time. While
# this isn't as nice as limiting the amount of CPU time, it
# will have to do.
if { $inpfile != "" } {
set res [remote_spawn target "${cmd} < $inpfile" "readonly"]
} else {
set res [remote_spawn target "${cmd}"]
}
if { $res <= 0 } {
return [list "fail" "remote_spawn failed"]
}
set state [remote_wait target $sim_time_limit]
set status [lindex $state 0]
set output [lindex $state 1]
verbose "Output is $output"
set status2 [check_for_board_status output]
if { $status2 >= 0 } {
set status $status2
}
# FIXME: Do we need to examine $status?
# Yes, we do--what if the simulator itself gets an error and coredumps?
verbose "Return status was: $status" 2
if { $status == 0 } {
set result "pass"
} else {
set result "fail"
}
return [list $result $output]
}
proc sim_download { dest file args } {
return [remote_download host $file $args]
}
proc sim_upload { dest srcfile args } {
return [remote_upload host $srcfile $args]
}
proc sim_exec { dest srcfile args } {
return [remote_exec host $srcfile $args]
}
set_board_info protocol "sim"
# By default, assume the simulator is slow. This causes some tests
# to either be simplified or skipped completely.
set_board_info slow_simulator 1
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