gas/testsuite/lib/gas-defs.exp

   1 # Copyright (C) 1993, 1994 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 2 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, write to the Free Software
  15 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # DejaGnu@cygnus.com
  19
  20 # This file was written by Ken Raeburn (raeburn@cygnus.com).
  21
  22 proc gas_version {} {
  23     global AS
  24     catch "exec $AS -version < /dev/null" tmp
  25     # Should find a way to discard constant parts, keep whatever's
  26     # left, so the version string could be almost anything at all...
  27     regexp "version (cygnus-|)\[-0-9.a-zA-Z-\]+" $tmp version
  28     set tmp $version
  29     clone_output "[which $AS] $version\n"
  30     unset tmp
  31     unset version
  32 }
  33
  34 proc gas_run { prog as_opts redir } {
  35     global AS
  36     global ASFLAGS
  37     global comp_output
  38     global srcdir
  39     global subdir
  40
  41     verbose "Executing $AS $ASFLAGS $as_opts $prog $redir"
  42     catch "exec $srcdir/lib/run $AS $ASFLAGS $as_opts $srcdir/$subdir/$prog $redir" comp_output
  43 }
  44
  45 proc all_ones { args } {
  46     foreach x $args { if [expr $x!=1] { return 0 } }
  47     return 1
  48 }
  49
  50 proc gas_start { prog as_opts } {
  51     global AS
  52     global ASFLAGS
  53     global srcdir
  54     global subdir
  55     global spawn_id
  56
  57     verbose "Starting $AS $ASFLAGS $as_opts $prog" 2
  58     catch {
  59         spawn -noecho -nottyinit $srcdir/lib/run $AS $ASFLAGS $as_opts $srcdir/$subdir/$prog
  60     } foo
  61     if ![regexp {^[0-9]+} $foo] then {
  62         perror "Can't run $subdir/$prog: $foo"
  63     }
  64 }
  65
  66 proc gas_finish { } {
  67     global spawn_id
  68
  69     catch "close"
  70     catch "wait"
  71 }
  72
  73 proc want_no_output { testname } {
  74     global comp_output
  75
  76     if ![string match "" $comp_output] then {
  77         send_log "$comp_output\n"
  78         verbose "$comp_output" 3
  79     }
  80     if [string match "" $comp_output] then {
  81         pass "$testname"
  82         return 1
  83     } else {
  84         fail "$testname"
  85         return 0
  86     }
  87 }
  88
  89 proc gas_test_old { file as_opts testname } {
  90     gas_run $file $as_opts ""
  91     return [want_no_output $testname]
  92 }
  93
  94 proc gas_test { file as_opts var_opts testname } {
  95     global comp_output
  96
  97     set i 0
  98     foreach word $var_opts {
  99         set ignore_stdout($i) [string match "*>" $word]
 100         set opt($i) [string trim $word {>}]
 101         incr i
 102     }
 103     set max [expr 1<<$i]
 104     for {set i 0} {[expr $i<$max]} {incr i} {
 105         set maybe_ignore_stdout ""
 106         set extra_opts ""
 107         for {set bit 0} {(1<<$bit)<$max} {incr bit} {
 108             set num [expr 1<<$bit]
 109             if [expr $i&$num] then {
 110                 set extra_opts "$extra_opts $opt($bit)"
 111                 if $ignore_stdout($bit) then {
 112                     set maybe_ignore_stdout "1>/dev/null"
 113                 }
 114             }
 115         }
 116         set extra_opts [string trim $extra_opts]
 117         gas_run $file "$as_opts $extra_opts" $maybe_ignore_stdout
 118
 119         # Should I be able to use a conditional expression here?
 120         if [string match "" $extra_opts] then {
 121             want_no_output $testname
 122         } else {
 123             want_no_output "$testname ($extra_opts)"
 124         }
 125     }
 126     if [info exists errorInfo] then {
 127         unset errorInfo
 128     }
 129 }
 130
 131 proc gas_test_ignore_stdout { file as_opts testname } {
 132     global comp_output
 133
 134     gas_run $file $as_opts "2>&1 1>/dev/null"
 135     want_no_output $testname
 136 }
 137
 138 proc gas_test_error { file as_opts testname } {
 139     global comp_output
 140
 141     gas_run $file $as_opts "2>&1 1>/dev/null"
 142     if ![string match "" $comp_output] then {
 143         send_log "$comp_output\n"
 144         verbose "$comp_output" 3
 145     }
 146     if [string match "" $comp_output] then {
 147         fail "$testname"
 148     } else {
 149         pass "$testname"
 150     }
 151 }
 152
 153 proc gas_exit {} {}
 154
 155 proc gas_init {} {
 156     global target_cpu
 157     global target_cpu_family
 158     global target_family
 159     global target_vendor
 160     global target_os
 161     global stdoptlist
 162
 163     case "$target_cpu" in {
 164         "m68???"                { set target_cpu_family m68k }
 165         "i[34]86"               { set target_cpu_family i386 }
 166         default                 { set target_cpu_family $target_cpu }
 167     }
 168
 169     set target_family "$target_cpu_family-$target_vendor-$target_os"
 170     set stdoptlist "-a>"
 171     # Need to return an empty string.
 172     return
 173 }
 174
 175 # For easier reading.
 176 proc fail_phase { name phase opts } {
 177     set opts [string trim $opts]
 178     if { $opts == "" } {
 179         fail "$name ($phase)"
 180     } else {
 181         fail "$name ($phase: $opts)"
 182     }
 183 }
 184
 185 # This proc requires two input files -- the .s file containing the
 186 # assembly source, and a .d file containing the expected output from
 187 # objdump or nm or whatever, and leading comments indicating any options
 188 # to be passed to the assembler or dump program.
 189 proc run_dump_test { name } {
 190     global subdir srcdir
 191     global OBJDUMP NM AS
 192     global OBJDUMPFLAGS NMFLAGS ASFLAGS
 193
 194     set file "$srcdir/$subdir/$name"
 195     set opt_array [slurp_options "${file}.d"]
 196     set opts(as) {}
 197     set opts(objdump) {}
 198     set opts(nm) {}
 199     set opts(name) {}
 200     set opts(PROG) {}
 201
 202     foreach i $opt_array {
 203         set opt_name [lindex $i 0]
 204         set opt_val [lindex $i 1]
 205         if ![info exists opts($opt_name)] {
 206             perror "unknown option $opt_name in file $file.d"
 207             return
 208         }
 209         if [string length $opts($opt_name)] {
 210             perror "option $opt_name multiply set in $file.d"
 211             return
 212         }
 213         set opts($opt_name) $opt_val
 214     }
 215
 216     if {$opts(PROG) != ""} {
 217         switch -- $opts(PROG) {
 218             objdump
 219                 { set program objdump }
 220             nm
 221                 { set program nm }
 222             default
 223                 { perror "unrecognized program option $opts(PROG) in $file.d"
 224                   return }
 225         }
 226     } elseif {$opts(objdump) == "" && $opts(nm) != ""} {
 227         set program nm
 228     } elseif {$opts(objdump) != "" && $opts(nm) == ""} {
 229         set program objdump
 230     } else {
 231         perror "dump program unspecified in $file.d"
 232         return
 233     }
 234     set progopts1 $opts($program)
 235     eval set progopts \$[string toupper $program]FLAGS
 236     eval set program \$[string toupper $program]
 237     if { $opts(name) == "" } { set testname "$subdir/$name" } else { set testname $opts(name) }
 238
 239     catch "exec $srcdir/lib/run $AS $ASFLAGS $opts(as) ${file}.s" comp_output
 240
 241     if ![string match "" $comp_output] then {
 242         send_log "$comp_output\n"
 243         verbose "$comp_output" 3
 244         fail_phase $testname assembly "$ASFLAGS $opts(as)"
 245         return
 246     }
 247
 248     if [catch "exec $program -r > dump.out" comp_output] {
 249         fail_phase $testname {running objdump} {-r}
 250         return
 251     }
 252
 253     if { [regexp_diff "dump.out" "${file}.d"] } then {
 254         fail_phase $testname {checking output} "$ASFLAGS $opts(as)"
 255         return
 256     }
 257
 258     pass $testname
 259 }
 260
 261 proc slurp_options { file } {
 262     if [catch { set f [open $file r] } x] {
 263         perror "couldn't open `$file': $x"
 264     }
 265     set opt_array {}
 266     # whitespace expression
 267     set ws  {[  ]*}
 268     set nws {[^         ]*}
 269     # whitespace is ignored anywhere except within the options list;
 270     # option names are alphabetic only
 271     set pat "^#${ws}(\[a-zA-Z\]*)$ws:${ws}($nws)$ws\$"
 272     while { [gets $f line] != -1 } {
 273         set line [string trim $line]
 274         # Whitespace here is space-tab.
 275         if [regexp $pat $line xxx opt_name opt_val] {
 276             # match!
 277             lappend opt_array [list $opt_name $opt_val]
 278         } else {
 279             break
 280         }
 281     }
 282     close $f
 283     return $opt_array
 284 }
 285
 286 proc objdump { opts } {
 287     global OBJDUMP
 288     global comp_output
 289
 290     catch "exec $OBJDUMP $opts" comp_output
 291     verbose "objdump output=$comp_output\n" 3
 292 }
 293
 294 proc objdump_start_no_subdir { prog opts } {
 295     global OBJDUMP
 296     global srcdir
 297     global spawn_id
 298
 299     verbose "Starting $OBJDUMP $opts $prog" 2
 300     catch {
 301         spawn -noecho -nottyinit $srcdir/lib/run $OBJDUMP $opts $prog
 302     } foo
 303     if ![regexp {^[0-9]+} $foo] then {
 304         perror "Can't run $prog: $foo"
 305     }
 306 }
 307
 308 proc objdump_finish { } {
 309     global spawn_id
 310
 311     catch "close"
 312     catch "wait"
 313 }
 314
 315 expect_after {
 316     timeout                     { perror "timeout" }
 317     "virtual memory exhausted"  { perror "virtual memory exhausted" }
 318     buffer_full                 { perror "buffer full" }
 319     eof                         { perror "eof" }
 320 }
 321
 322 # regexp_diff, based on simple_diff taken from ld test suite
 323 #       compares two files line-by-line
 324 #       file1 contains strings, file2 contains regexps and #-comments
 325 #       blank lines are ignored in either file
 326 #       returns non-zero if differences exist
 327 #
 328 proc regexp_diff { file_1 file_2 } {
 329
 330     set eof -1
 331     set end 0
 332     set differences 0
 333
 334     if [file exists $file_1] then {
 335         set file_a [open $file_1 r]
 336     } else {
 337         warning "$file_1 doesn't exist"
 338         return 1
 339     }
 340
 341     if [file exists $file_2] then {
 342         set file_b [open $file_2 r]
 343     } else {
 344         fail "$file_2 doesn't exist"
 345         close $file_a
 346         return 1
 347     }
 348
 349     verbose " Regexp-diff'ing: $file_1 $file_2" 2
 350
 351     while { $differences == 0 && $end == 0 } {
 352         set line_a ""
 353         set line_b ""
 354         while { [string length $line_a] == 0 } {
 355             if { [gets $file_a line_a] == $eof } {
 356                 set end 1
 357                 break
 358             }
 359         }
 360         while { [string length $line_b] == 0 || [string match "#*" $line_b] } {
 361             if { [gets $file_b line_b] == $eof } {
 362                 set end 1
 363                 break
 364             }
 365         }
 366         if { $end } { break }
 367         verbose "regexp \"^$line_b$\"\nline   \"$line_a\"" 3
 368         if ![regexp "^$line_b$" "$line_a"] {
 369                 verbose "no match" 3
 370                 set differences 1
 371         }
 372     }
 373
 374     if { $differences == 0 && [eof $file_a] != [eof $file_b] } {
 375         verbose "different lengths" 3
 376         set differences 1
 377     }
 378
 379     close $file_a
 380     close $file_b
 381
 382     return $differences
 383 }