462 lines
13 KiB
Plaintext
462 lines
13 KiB
Plaintext
# Simulator dejagnu utilities.
|
|
# TODO: Switch to using dg-xxx helpers rather than parsing the files directly.
|
|
|
|
# Communicate simulator path from sim_init to sim_version.
|
|
# For some reason [board_info target sim] doesn't work in sim_version.
|
|
# [Presumubly because the target has been "popped" by then. Odd though.]
|
|
set sim_path "unknown-run"
|
|
|
|
# Initialize the testrun.
|
|
# Required by dejagnu.
|
|
|
|
proc sim_init { args } {
|
|
global sim_path
|
|
set sim_path [board_info target sim]
|
|
# Need to return an empty string (copied from GAS).
|
|
|
|
# As gross as it is, we unset the linker script specified by the target
|
|
# board. The simulator board file mips-sim.exp, sets ldscript to the
|
|
# MIPS libgloss linker scripts which include libgcc (and possibly other
|
|
# libraries), which the linker (used to link these tests rather than the
|
|
# compiler) can't necessarily find. Similarly iq2000-sim.exp and
|
|
# m68hc11-sim.exp. So, we make it a common rule to clear the slate for
|
|
# all simulators.
|
|
unset_currtarget_info ldscript
|
|
|
|
return ""
|
|
}
|
|
|
|
# Print the version of the simulator being tested.
|
|
# Required by dejagnu.
|
|
|
|
proc sim_version {} {
|
|
global sim_path
|
|
set version 0.5
|
|
clone_output "$sim_path $version\n"
|
|
}
|
|
|
|
# Cover function to target_compile.
|
|
# Copied from gdb_compile.
|
|
|
|
proc sim_compile { source dest type options } {
|
|
set result [target_compile $source $dest $type $options]
|
|
regsub "\[\r\n\]*$" "$result" "" result
|
|
regsub "^\[\r\n\]*" "$result" "" result
|
|
if { $result != "" } {
|
|
clone_output "sim compile output: $result"
|
|
}
|
|
return $result
|
|
}
|
|
|
|
# Run a program on the simulator.
|
|
# Required by dejagnu (at least ${tool}_run used to be).
|
|
#
|
|
# SIM_OPTS are options for the simulator.
|
|
# PROG_OPTS are options passed to the simulated program.
|
|
# At present REDIR must be "" or "> foo".
|
|
# OPTIONS is a list of options internal to this routine.
|
|
# This is modelled after target_compile. We want to be able to add new
|
|
# options without having to update all our users.
|
|
# Currently:
|
|
# env(foo)=val - set environment variable foo to val for this run
|
|
# timeout=val - set the timeout to val for this run
|
|
#
|
|
# The result is a list of two elements.
|
|
# The first is one of pass/fail/etc.
|
|
# The second is the program's output.
|
|
#
|
|
# This is different than the sim_load routine provided by
|
|
# dejagnu/config/sim.exp. It's not clear how to pass arguments to the
|
|
# simulator (not the simulated program, the simulator) with sim_load.
|
|
|
|
proc sim_run { prog sim_opts prog_opts redir options } {
|
|
global SIMFLAGS
|
|
|
|
# Set the default value of the timeout.
|
|
# FIXME: The timeout value we actually want is a function of
|
|
# host, target, and testcase.
|
|
set testcase_timeout [board_info target sim_time_limit]
|
|
if { "$testcase_timeout" == "" } {
|
|
set testcase_timeout [board_info host testcase_timeout]
|
|
}
|
|
if { "$testcase_timeout" == "" } {
|
|
set testcase_timeout 240 ;# 240 same as in dejagnu/config/sim.exp.
|
|
}
|
|
|
|
# Initial the environment we pass to the testcase.
|
|
set testcase_env ""
|
|
|
|
# Process OPTIONS ...
|
|
foreach o $options {
|
|
if [regexp {^env\((.*)\)=(.*)} $o full var val] {
|
|
set testcase_env "$testcase_env $var=$val"
|
|
} elseif [regexp {^timeout=(.*)} $o full val] {
|
|
set testcase_timeout $val
|
|
}
|
|
|
|
}
|
|
|
|
verbose "testcase timeout is set to $testcase_timeout" 1
|
|
|
|
set sim [board_info target sim]
|
|
if [string equal "" $sim] {
|
|
# Special case the simulator. These tests are designed to
|
|
# be run inside of the simulator, not on the native host.
|
|
# So if the sim target isn't set, default to the target run.
|
|
# These global variables come from generated site.exp.
|
|
global objdir
|
|
global arch
|
|
set sim "$objdir/../$arch/run"
|
|
}
|
|
|
|
if [is_remote host] {
|
|
set prog [remote_download host $prog]
|
|
if { $prog == "" } {
|
|
error "download failed"
|
|
return -1
|
|
}
|
|
}
|
|
|
|
set board [target_info name]
|
|
if [board_info $board exists sim,options] {
|
|
set always_opts [board_info $board sim,options]
|
|
} else {
|
|
set always_opts ""
|
|
}
|
|
|
|
# FIXME: this works for UNIX only
|
|
if { "$testcase_env" != "" } {
|
|
set sim "env $testcase_env $sim"
|
|
}
|
|
|
|
if { [board_info target sim,protocol] == "sid" } {
|
|
set cmd ""
|
|
set sim_opts "$sim_opts -e \"set cpu-loader file [list ${prog}]\""
|
|
} else {
|
|
set cmd "$prog"
|
|
}
|
|
|
|
send_log "$sim $always_opts $SIMFLAGS $sim_opts $cmd $prog_opts\n"
|
|
|
|
if { "$redir" == "" } {
|
|
remote_spawn host "$sim $always_opts $SIMFLAGS $sim_opts $cmd $prog_opts"
|
|
} else {
|
|
remote_spawn host "$sim $always_opts $SIMFLAGS $sim_opts $cmd $prog_opts $redir" writeonly
|
|
}
|
|
set result [remote_wait host $testcase_timeout]
|
|
|
|
set return_code [lindex $result 0]
|
|
set output [lindex $result 1]
|
|
# Remove the \r part of "\r\n" so we don't break all the patterns
|
|
# we want to match.
|
|
regsub -all -- "\r" $output "" output
|
|
|
|
if [is_remote host] {
|
|
# clean up after ourselves.
|
|
remote_file host delete $prog
|
|
}
|
|
|
|
# ??? Not sure the test for pass/fail is right.
|
|
# We just care that the simulator ran correctly, not whether the simulated
|
|
# program return 0 or non-zero from `main'.
|
|
set status fail
|
|
if { $return_code == 0 } {
|
|
set status pass
|
|
}
|
|
|
|
return [list $status $output]
|
|
}
|
|
|
|
# Run testcase NAME.
|
|
# NAME is either a fully specified file name, or just the file name in which
|
|
# case $srcdir/$subdir will be prepended.
|
|
# REQUESTED_MACHS is a list of machines to run the testcase on. If NAME isn't
|
|
# for the specified machine(s), it is ignored.
|
|
# Typically REQUESTED_MACHS contains just one element, it is up to the caller
|
|
# to iterate over the desired machine variants.
|
|
#
|
|
# The file can contain options in the form "# option(mach list): value".
|
|
# Possibilities:
|
|
# mach: [all | machine names]
|
|
# as[(mach-list)]: <assembler options>
|
|
# ld[(mach-list)]: <linker options>
|
|
# cc[(mach-list)]: <compiler options>
|
|
# sim[(mach-list)]: <simulator options>
|
|
# progopts: <arguments to the program being simulated>
|
|
# output: program output pattern to match with string-match
|
|
# xerror: program is expected to return with a "failure" exit code
|
|
# xfail: <PRMS-opt> <target-triplets-where-test-fails>
|
|
# kfail: <PRMS> <target-triplets-where-test-fails>
|
|
# If `output' is not specified, the program must output "pass" if !xerror or
|
|
# "fail" if xerror.
|
|
# The parens in "optname()" are optional if the specification is for all machs.
|
|
# Multiple "output", "xfail" and "kfail" options concatenate.
|
|
# The xfail and kfail arguments are space-separated target triplets and PRIDs.
|
|
# There must be a PRMS (bug report ID) specified for kfail, while it's
|
|
# optional for xfail.
|
|
|
|
proc run_sim_test { name requested_machs } {
|
|
global subdir srcdir
|
|
global SIMFLAGS
|
|
global opts
|
|
global cpu_option
|
|
global global_as_options
|
|
global global_ld_options
|
|
global global_cc_options
|
|
global global_sim_options
|
|
|
|
if [string match "*/*" $name] {
|
|
set file $name
|
|
set name [file tail $name]
|
|
} else {
|
|
set file "$srcdir/$subdir/$name"
|
|
}
|
|
|
|
set opt_array [slurp_options "${file}"]
|
|
if { $opt_array == -1 } {
|
|
unresolved $subdir/$name
|
|
return
|
|
}
|
|
# Clear default options
|
|
set opts(as) ""
|
|
set opts(ld) ""
|
|
set opts(cc) ""
|
|
set opts(progopts) ""
|
|
set opts(sim) ""
|
|
set opts(output) ""
|
|
set opts(mach) ""
|
|
set opts(timeout) ""
|
|
set opts(xerror) "no"
|
|
set opts(xfail) ""
|
|
set opts(kfail) ""
|
|
set seen_output 0
|
|
|
|
if ![info exists global_as_options] {
|
|
set global_as_options ""
|
|
}
|
|
if ![info exists global_ld_options] {
|
|
set global_ld_options ""
|
|
}
|
|
if ![info exists global_cc_options] {
|
|
set global_cc_options ""
|
|
}
|
|
if ![info exists global_sim_options] {
|
|
set global_sim_options ""
|
|
}
|
|
|
|
# Clear any machine specific options specified in a previous test case
|
|
foreach m $requested_machs {
|
|
if [info exists opts(as,$m)] {
|
|
unset opts(as,$m)
|
|
}
|
|
if [info exists opts(ld,$m)] {
|
|
unset opts(ld,$m)
|
|
}
|
|
if [info exists opts(cc,$m)] {
|
|
unset opts(cc,$m)
|
|
}
|
|
if [info exists opts(sim,$m)] {
|
|
unset opts(sim,$m)
|
|
}
|
|
}
|
|
|
|
foreach i $opt_array {
|
|
set opt_name [lindex $i 0]
|
|
set opt_machs [lindex $i 1]
|
|
set opt_val [lindex $i 2]
|
|
if ![info exists opts($opt_name)] {
|
|
perror "unknown option $opt_name in file $file"
|
|
unresolved $subdir/$name
|
|
return
|
|
}
|
|
# Multiple "output" specifications concatenate, they don't override.
|
|
if { $opt_name == "output" } {
|
|
set opt_val "$opts(output)$opt_val"
|
|
set seen_output 1
|
|
}
|
|
# Similar with "xfail" and "kfail", but arguments are space-separated.
|
|
if { $opt_name == "xfail" || $opt_name == "kfail" } {
|
|
set opt_val "$opts($opt_name) $opt_val"
|
|
}
|
|
|
|
foreach m $opt_machs {
|
|
set opts($opt_name,$m) $opt_val
|
|
}
|
|
if { "$opt_machs" == "" } {
|
|
set opts($opt_name) $opt_val
|
|
}
|
|
}
|
|
|
|
set testname $name
|
|
set sourcefile $file
|
|
if { $seen_output == 0 } {
|
|
if { "$opts(xerror)" == "no" } {
|
|
set opts(output) "pass\n"
|
|
} else {
|
|
set opts(output) "fail\n"
|
|
}
|
|
}
|
|
# Change \n sequences to newline chars.
|
|
regsub -all "\\\\n" $opts(output) "\n" opts(output)
|
|
|
|
set testcase_machs $opts(mach)
|
|
if { "$testcase_machs" == "all" } {
|
|
set testcase_machs $requested_machs
|
|
}
|
|
|
|
foreach mach $testcase_machs {
|
|
if { [lsearch $requested_machs $mach] < 0 } {
|
|
verbose -log "Skipping $mach version of $name, not requested."
|
|
continue
|
|
}
|
|
|
|
verbose -log "Testing $name on machine $mach."
|
|
|
|
# Time to setup xfailures and kfailures.
|
|
if { "$opts(xfail)" != "" } {
|
|
verbose -log "xfail: $opts(xfail)"
|
|
# Using eval to make $opts(xfail) appear as individual
|
|
# arguments.
|
|
eval setup_xfail $opts(xfail)
|
|
}
|
|
if { "$opts(kfail)" != "" } {
|
|
verbose -log "kfail: $opts(kfail)"
|
|
eval setup_kfail $opts(kfail)
|
|
}
|
|
|
|
if ![info exists opts(as,$mach)] {
|
|
set opts(as,$mach) $opts(as)
|
|
}
|
|
|
|
set as_options "$opts(as,$mach) -I$srcdir/$subdir"
|
|
if [info exists cpu_option] {
|
|
set as_options "$as_options $cpu_option=$mach"
|
|
}
|
|
regsub {(^ *| +)([^ ]+)} "$as_options $global_as_options" { -Wa,\2} c_as_options
|
|
|
|
if ![info exists opts(ld,$mach)] {
|
|
set opts(ld,$mach) $opts(ld)
|
|
}
|
|
regsub {(^ *| +)([^ ]+)} "$opts(ld,$mach) $global_ld_options" { -Wl,\2} c_ld_options
|
|
|
|
if ![info exists opts(cc,$mach)] {
|
|
set opts(cc,$mach) $opts(cc)
|
|
}
|
|
|
|
if [string match "*.c" $sourcefile] {
|
|
set comp_output [target_compile $sourcefile ${name}.x "executable" \
|
|
[list "incdir=$srcdir/$subdir" "additional_flags=$c_as_options $c_ld_options $opts(cc,$mach) $global_cc_options"]]
|
|
set method "compiling/linking"
|
|
} else {
|
|
if [string match "*.S" $sourcefile] {
|
|
set comp_output [target_compile $sourcefile ${name}.o "object" \
|
|
[list "incdir=$srcdir/$subdir" "additional_flags=$c_as_options"]]
|
|
set method "compiling"
|
|
} else {
|
|
set comp_output [target_assemble $sourcefile ${name}.o "$as_options $global_as_options"]
|
|
set method "assembling"
|
|
}
|
|
|
|
if ![string match "" $comp_output] {
|
|
verbose -log "$comp_output" 3
|
|
fail "$mach $testname (${method})"
|
|
continue
|
|
}
|
|
|
|
set comp_output [target_link ${name}.o ${name}.x "$opts(ld,$mach) $global_ld_options"]
|
|
set method "linking"
|
|
}
|
|
|
|
if ![string match "" $comp_output] {
|
|
verbose -log "$comp_output" 3
|
|
fail "$mach $testname (${method})"
|
|
continue
|
|
}
|
|
|
|
# If no machine specific options, default to the general version.
|
|
if ![info exists opts(sim,$mach)] {
|
|
set opts(sim,$mach) $opts(sim)
|
|
}
|
|
|
|
# Build the options argument.
|
|
set options ""
|
|
if { "$opts(timeout)" != "" } {
|
|
set options "$options timeout=$opts(timeout)"
|
|
}
|
|
|
|
set result [sim_run ${name}.x "$opts(sim,$mach) $global_sim_options" "$opts(progopts)" "" "$options"]
|
|
set status [lindex $result 0]
|
|
set output [lindex $result 1]
|
|
|
|
if { "$status" == "pass" } {
|
|
if { "$opts(xerror)" == "no" } {
|
|
if [string match $opts(output) $output] {
|
|
pass "$mach $testname"
|
|
file delete ${name}.o ${name}.x
|
|
} else {
|
|
verbose -log "output: $output" 3
|
|
verbose -log "pattern: $opts(output)" 3
|
|
fail "$mach $testname (execution)"
|
|
}
|
|
} else {
|
|
verbose -log "`pass' return code when expecting failure" 3
|
|
fail "$mach $testname (execution)"
|
|
}
|
|
} elseif { "$status" == "fail" } {
|
|
if { "$opts(xerror)" == "no" } {
|
|
fail "$mach $testname (execution)"
|
|
} else {
|
|
if [string match $opts(output) $output] {
|
|
pass "$mach $testname"
|
|
file delete ${name}.o ${name}.x
|
|
} else {
|
|
verbose -log "output: $output" 3
|
|
verbose -log "pattern: $opts(output)" 3
|
|
fail "$mach $testname (execution)"
|
|
}
|
|
}
|
|
} else {
|
|
$status "$mach $testname"
|
|
}
|
|
}
|
|
}
|
|
|
|
# Subroutine of run_sim_test to process options in FILE.
|
|
|
|
proc slurp_options { file } {
|
|
global subdir srcdir
|
|
if [catch { set f [open $file r] } x] {
|
|
#perror "couldn't open `$file': $x"
|
|
perror "$x"
|
|
return -1
|
|
}
|
|
set opt_array {}
|
|
# whitespace expression
|
|
set ws {[ ]*}
|
|
set nws {[^ ]*}
|
|
# whitespace is ignored anywhere except within the options list;
|
|
# option names are alphabetic only
|
|
set pat "^#${ws}(\[a-zA-Z\]*)\\(?(\[^):\]*)\\)?$ws:${ws}(.*)$ws\$"
|
|
# Allow arbitrary lines until the first option is seen.
|
|
set seen_opt 0
|
|
while { [gets $f line] != -1 } {
|
|
set line [string trim $line]
|
|
# Whitespace here is space-tab.
|
|
if [regexp $pat $line xxx opt_name opt_machs opt_val] {
|
|
# match!
|
|
set opt_val [string map [list \
|
|
{$srcdir} "$srcdir" \
|
|
{$subdir} "$subdir" \
|
|
] "$opt_val"]
|
|
lappend opt_array [list $opt_name $opt_machs $opt_val]
|
|
set seen_opt 1
|
|
} else {
|
|
if { $seen_opt } {
|
|
break
|
|
}
|
|
}
|
|
}
|
|
close $f
|
|
return $opt_array
|
|
}
|