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23cb7bac66
Since we require ports to use a matching subdir name in the testsuite tree, we can use that to calculate the $arch value.
249 lines
6.9 KiB
Plaintext
249 lines
6.9 KiB
Plaintext
# Copyright (C) 2006-2021 Free Software Foundation, Inc.
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#
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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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# Miscellaneous CRIS simulator testcases in assembly code, testing
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# dv-rv.c and dv-cris.c functions.
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# Check whether dv-rv and dv-cris are present.
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proc sim_has_rv_and_cris {} {
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global srcdir
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global subdir
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global SIMFLAGS
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global global_as_options
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global global_ld_options
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global global_sim_options
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# We need to assemble and link a trivial program and pass that, in
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# order to test successful exit.
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# A bit of duplication here for the assembling and linking part;
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# what we want to do it to run the simulator without affecting the
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# PASS/FAIL counters, and we can use e.g. run_sim_test for that.
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if ![info exists global_as_options] {
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set global_as_options ""
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}
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if ![info exists global_ld_options] {
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set global_ld_options ""
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}
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if ![info exists global_sim_options] {
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set global_sim_options ""
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}
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set comp_output [target_assemble $srcdir/$subdir/quit.s quit.o \
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"-I$srcdir/$subdir $global_as_options"]
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if ![string match "" $comp_output] {
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verbose -log "$comp_output" 3
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fail "rv sim test setup (assembling)"
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return 0
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}
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set comp_output [target_link quit.o quit.x "$global_ld_options"]
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if ![string match "" $comp_output] {
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verbose -log "$comp_output" 3
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fail "rv sim test setup (linking)"
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return 0
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}
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set result \
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[sim_run quit.x \
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"$global_sim_options --hw-device rv --hw-device cris --hw-info" \
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"" "" ""]
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set return_code [lindex $result 0]
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set output [lindex $result 1]
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if { $return_code == 0 } {
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return 1
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}
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return 0
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}
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# Similar to slurp_options, but lines are fixed format "^#r ..." (not
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# "^#{ws}*r:{ws}+" to avoid intruding on slurp_options syntax). Only
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# trailing whitespace of the "..." is trimmed. Beware that lines
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# including parameters may not contain ":".
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proc slurp_rv { file } {
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if [catch { set f [open $file r] } x] {
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#perror "couldn't open `$file': $x"
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perror "$x"
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return -1
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}
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set rv_array {}
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# whitespace expression
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set ws {[ ]*}
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# whitespace is ignored at the end of a line.
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set pat "^#r (.*)$ws\$"
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# Allow arbitrary lines until the first option is seen.
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set seen_opt 0
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while { [gets $f line] != -1 } {
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set line [string trim $line]
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# Whitespace here is space-tab.
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if [regexp $pat $line xxx cmd] {
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# match!
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lappend rv_array $cmd
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set seen_opt 1
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} else {
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if { $seen_opt } {
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break
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}
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}
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}
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close $f
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return $rv_array
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}
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# The main test loop.
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if [istarget cris*-*-*] {
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global ASFLAGS_FOR_TARGET
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set has_rv_and_cris [sim_has_rv_and_cris]
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global global_as_options
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global global_ld_options
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global global_sim_options
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set saved_global_sim_options $global_sim_options
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set saved_global_ld_options $global_ld_options
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# See the logic in sim-defs.exp for more details.
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set sim [board_info target sim]
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if [string equal "" $sim] {
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global objdir
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set rvdummy "$objdir/cris/rvdummy"
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} else {
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set rvdummy "[file dirname [board_info target sim]]/rvdummy"
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}
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# All machines we test and the corresponding assembler option.
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# We'll only ever test v10 and higher here.
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set combos {{"crisv10" "--march=v10 --no-mul-bug-abort"}
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{"crisv32" "--march=v32"}}
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# We need to pass different assembler flags for each machine.
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# Specifying it here rather than adding a specifier to each and every
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# test-file is preferrable.
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foreach combo $combos {
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set mach [lindex $combo 0]
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set ASFLAGS_FOR_TARGET "[lindex $combo 1]"
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# The .ms suffix is for "miscellaneous .s".
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foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.ms]] {
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# If we're only testing specific files and this isn't one of them,
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# skip it.
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if ![runtest_file_p $runtests $src] {
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continue
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}
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# Whoever runs the test should be alerted that not all
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# testcases have been checked; that's why we do the loop
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# and don't just return at the top.
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if !$has_rv_and_cris {
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untested $src
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continue
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}
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set sim_defaults "--hw-file $srcdir/$subdir/std.dev"
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set ld_defaults "--section-start=.text=0"
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# We parse options an extra time besides in run_sim_test,
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# to determine if our defaults should be overridden.
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set opt_array [slurp_options $src]
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foreach i $opt_array {
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set opt_name [lindex $i 0]
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set opt_machs [lindex $i 1]
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set opt_val [lindex $i 2]
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# Allow concatenating to the default options by
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# specifying a mach.
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if { $opt_name == "sim" && $opt_machs == "" } {
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set sim_defaults ""
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}
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if { $opt_name == "ld" && $opt_machs == "" } {
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set ld_defaults ""
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}
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}
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set rvdummy_id -1
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set hostcmds [slurp_rv $src]
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if { $hostcmds != "" } {
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# I guess we could ask to have rvdummy executed on a
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# remote host, but it looks like too much trouble for
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# a feature rarely used.
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if [is_remote host] {
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untested $src
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continue
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}
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set src_components [file split $src]
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set rvfile "[lindex $src_components \
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[expr [llength $src_components] - 1]].r"
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if [catch { set f [open $rvfile w] } x] {
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error "$x"
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} {
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set contents [join $hostcmds "\n"]
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# Make it possible to use files from the test
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# source directory; expected with the @-command.
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regsub -all "@srcdir@" $contents "$srcdir/$subdir" contents
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verbose "rv: $contents" 2
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puts $f $contents
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close $f
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}
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spawn -noecho $rvdummy "$rvfile"
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if { $spawn_id < 0 } {
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error "Couldn't spawn $rvdummy"
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continue
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}
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set rvdummy_id $spawn_id
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}
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# Unfortunately this seems like the only way to pass
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# additional sim, ld etc. options to run_sim_test.
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set global_sim_options "$saved_global_sim_options $sim_defaults"
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set global_ld_options "$saved_global_ld_options $ld_defaults"
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run_sim_test $src $mach
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set global_sim_options $saved_global_sim_options
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set global_ld_options $saved_global_ld_options
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# Stop the rvdummy, if it's still running. We need to
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# wait on it anyway to avoid it turning into a zombie.
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if { $rvdummy_id != -1 } {
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close -i $rvdummy_id
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wait -i $rvdummy_id
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# Gleaned from framework.exp, this seems an indicator
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# to whether the test had expected outcome. If so, we
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# want to remove the rv-file.
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if { $exit_status == 0 } {
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file delete $rvfile
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}
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}
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}
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}
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}
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