| 1 | # Copyright (C) 2006-2013 Free Software Foundation, Inc. |
| 2 | # |
| 3 | # This program is free software; you can redistribute it and/or modify |
| 4 | # it under the terms of the GNU General Public License as published by |
| 5 | # the Free Software Foundation; either version 3 of the License, or |
| 6 | # (at your option) any later version. |
| 7 | # |
| 8 | # This program is distributed in the hope that it will be useful, |
| 9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | # GNU General Public License for more details. |
| 12 | # |
| 13 | # You should have received a copy of the GNU General Public License |
| 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | |
| 16 | # Miscellaneous CRIS simulator testcases in assembly code, testing |
| 17 | # dv-rv.c and dv-cris.c functions. |
| 18 | |
| 19 | # Check whether dv-rv and dv-cris are present. |
| 20 | |
| 21 | proc sim_has_rv_and_cris {} { |
| 22 | global srcdir |
| 23 | global subdir |
| 24 | global SIMFLAGS |
| 25 | global global_as_options |
| 26 | global global_ld_options |
| 27 | global global_sim_options |
| 28 | |
| 29 | # We need to assemble and link a trivial program and pass that, in |
| 30 | # order to test successful exit. |
| 31 | |
| 32 | # A bit of duplication here for the assembling and linking part; |
| 33 | # what we want to do it to run the simulator without affecting the |
| 34 | # PASS/FAIL counters, and we can use e.g. run_sim_test for that. |
| 35 | |
| 36 | if ![info exists global_as_options] { |
| 37 | set global_as_options "" |
| 38 | } |
| 39 | if ![info exists global_ld_options] { |
| 40 | set global_ld_options "" |
| 41 | } |
| 42 | if ![info exists global_sim_options] { |
| 43 | set global_sim_options "" |
| 44 | } |
| 45 | |
| 46 | set comp_output [target_assemble $srcdir/$subdir/quit.s quit.o \ |
| 47 | "-I$srcdir/$subdir $global_as_options"] |
| 48 | |
| 49 | if ![string match "" $comp_output] { |
| 50 | verbose -log "$comp_output" 3 |
| 51 | fail "rv sim test setup (assembling)" |
| 52 | return 0 |
| 53 | } |
| 54 | |
| 55 | set comp_output [target_link quit.o quit.x "$global_ld_options"] |
| 56 | |
| 57 | if ![string match "" $comp_output] { |
| 58 | verbose -log "$comp_output" 3 |
| 59 | fail "rv sim test setup (linking)" |
| 60 | return 0 |
| 61 | } |
| 62 | |
| 63 | set result \ |
| 64 | [sim_run quit.x \ |
| 65 | "$global_sim_options --hw-device rv --hw-device cris --hw-info" \ |
| 66 | "" "" ""] |
| 67 | set return_code [lindex $result 0] |
| 68 | set output [lindex $result 1] |
| 69 | |
| 70 | if { "$return_code" == "pass" } { |
| 71 | return 1 |
| 72 | } |
| 73 | |
| 74 | return 0 |
| 75 | } |
| 76 | |
| 77 | # Similar to slurp_options, but lines are fixed format "^#r ..." (not |
| 78 | # "^#{ws}*r:{ws}+" to avoid intruding on slurp_options syntax). Only |
| 79 | # trailing whitespace of the "..." is trimmed. Beware that lines |
| 80 | # including parameters may not contain ":". |
| 81 | |
| 82 | proc slurp_rv { file } { |
| 83 | if [catch { set f [open $file r] } x] { |
| 84 | #perror "couldn't open `$file': $x" |
| 85 | perror "$x" |
| 86 | return -1 |
| 87 | } |
| 88 | set rv_array {} |
| 89 | # whitespace expression |
| 90 | set ws {[ ]*} |
| 91 | # whitespace is ignored at the end of a line. |
| 92 | set pat "^#r (.*)$ws\$" |
| 93 | # Allow arbitrary lines until the first option is seen. |
| 94 | set seen_opt 0 |
| 95 | while { [gets $f line] != -1 } { |
| 96 | set line [string trim $line] |
| 97 | # Whitespace here is space-tab. |
| 98 | if [regexp $pat $line xxx cmd] { |
| 99 | # match! |
| 100 | lappend rv_array $cmd |
| 101 | set seen_opt 1 |
| 102 | } else { |
| 103 | if { $seen_opt } { |
| 104 | break |
| 105 | } |
| 106 | } |
| 107 | } |
| 108 | close $f |
| 109 | return $rv_array |
| 110 | } |
| 111 | |
| 112 | # The main test loop. |
| 113 | |
| 114 | if [istarget cris*-*-*] { |
| 115 | global ASFLAGS_FOR_TARGET |
| 116 | set has_rv_and_cris [sim_has_rv_and_cris] |
| 117 | global global_as_options |
| 118 | global global_ld_options |
| 119 | global global_sim_options |
| 120 | |
| 121 | set saved_global_sim_options $global_sim_options |
| 122 | set saved_global_ld_options $global_ld_options |
| 123 | set rvdummy "[file dirname [board_info target sim]]/rvdummy" |
| 124 | |
| 125 | # All machines we test and the corresponding assembler option. |
| 126 | # We'll only ever test v10 and higher here. |
| 127 | |
| 128 | set combos {{"crisv10" "--march=v10 --no-mul-bug-abort"} |
| 129 | {"crisv32" "--march=v32"}} |
| 130 | |
| 131 | # We need to pass different assembler flags for each machine. |
| 132 | # Specifying it here rather than adding a specifier to each and every |
| 133 | # test-file is preferrable. |
| 134 | |
| 135 | foreach combo $combos { |
| 136 | set mach [lindex $combo 0] |
| 137 | set ASFLAGS_FOR_TARGET "[lindex $combo 1]" |
| 138 | |
| 139 | # The .ms suffix is for "miscellaneous .s". |
| 140 | foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.ms]] { |
| 141 | |
| 142 | # If we're only testing specific files and this isn't one of them, |
| 143 | # skip it. |
| 144 | if ![runtest_file_p $runtests $src] { |
| 145 | continue |
| 146 | } |
| 147 | |
| 148 | # Whoever runs the test should be alerted that not all |
| 149 | # testcases have been checked; that's why we do the loop |
| 150 | # and don't just return at the top. |
| 151 | if !$has_rv_and_cris { |
| 152 | untested $src |
| 153 | continue |
| 154 | } |
| 155 | |
| 156 | set sim_defaults "--hw-file $srcdir/$subdir/std.dev" |
| 157 | set ld_defaults "--section-start=.text=0" |
| 158 | |
| 159 | # We parse options an extra time besides in run_sim_test, |
| 160 | # to determine if our defaults should be overridden. |
| 161 | |
| 162 | set opt_array [slurp_options $src] |
| 163 | foreach i $opt_array { |
| 164 | set opt_name [lindex $i 0] |
| 165 | set opt_machs [lindex $i 1] |
| 166 | set opt_val [lindex $i 2] |
| 167 | |
| 168 | # Allow concatenating to the default options by |
| 169 | # specifying a mach. |
| 170 | if { $opt_name == "sim" && $opt_machs == "" } { |
| 171 | set sim_defaults "" |
| 172 | } |
| 173 | |
| 174 | if { $opt_name == "ld" && $opt_machs == "" } { |
| 175 | set ld_defaults "" |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | set rvdummy_id -1 |
| 180 | set hostcmds [slurp_rv $src] |
| 181 | |
| 182 | if { $hostcmds != "" } { |
| 183 | # I guess we could ask to have rvdummy executed on a |
| 184 | # remote host, but it looks like too much trouble for |
| 185 | # a feature rarely used. |
| 186 | if [is_remote host] { |
| 187 | untested $src |
| 188 | continue |
| 189 | } |
| 190 | |
| 191 | set src_components [file split $src] |
| 192 | set rvfile "[lindex $src_components \ |
| 193 | [expr [llength $src_components] - 1]].r" |
| 194 | |
| 195 | if [catch { set f [open $rvfile w] } x] { |
| 196 | error "$x" |
| 197 | } { |
| 198 | set contents [join $hostcmds "\n"] |
| 199 | |
| 200 | # Make it possible to use files from the test |
| 201 | # source directory; expected with the @-command. |
| 202 | regsub -all "@srcdir@" $contents "$srcdir/$subdir" contents |
| 203 | |
| 204 | verbose "rv: $contents" 2 |
| 205 | puts $f $contents |
| 206 | close $f |
| 207 | } |
| 208 | |
| 209 | spawn -noecho $rvdummy "$rvfile" |
| 210 | if { $spawn_id < 0 } { |
| 211 | error "Couldn't spawn $rvdummy" |
| 212 | continue |
| 213 | } |
| 214 | set rvdummy_id $spawn_id |
| 215 | } |
| 216 | |
| 217 | # Unfortunately this seems like the only way to pass |
| 218 | # additional sim, ld etc. options to run_sim_test. |
| 219 | set global_sim_options "$saved_global_sim_options $sim_defaults" |
| 220 | set global_ld_options "$saved_global_ld_options $ld_defaults" |
| 221 | run_sim_test $src $mach |
| 222 | set global_sim_options $saved_global_sim_options |
| 223 | set global_ld_options $saved_global_ld_options |
| 224 | |
| 225 | # Stop the rvdummy, if it's still running. We need to |
| 226 | # wait on it anyway to avoid it turning into a zombie. |
| 227 | if { $rvdummy_id != -1 } { |
| 228 | close -i $rvdummy_id |
| 229 | wait -i $rvdummy_id |
| 230 | |
| 231 | # Gleaned from framework.exp, this seems an indicator |
| 232 | # to whether the test had expected outcome. If so, we |
| 233 | # want to remove the rv-file. |
| 234 | if { $exit_status == 0 } { |
| 235 | file delete $rvfile |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | } |
| 240 | } |