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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [binutils/] [testsuite/] [lib/] [utils-lib.exp] - Blame information for rev 304

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# Copyright 1993, 1994, 1995, 1996, 1997, 2000, 2001, 2003, 2004, 2006, 2007,
2
# 2009 Free Software Foundation, Inc.
3
 
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 3 of the License, or
7
# (at your option) any later version.
8
#
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
# GNU General Public License for more details.
13
#
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
17
 
18
# Please email any bugs, comments, and/or additions to this file to:
19
# bug-dejagnu@prep.ai.mit.edu
20
 
21
# This file was written by Rob Savoye 
22
# and extended by Ian Lance Taylor 
23
 
24
proc binutil_version { prog } {
25
    if ![is_remote host] {
26
        set path [which $prog]
27
        if {$path == 0} then {
28
            perror "$prog can't be run, file not found."
29
            return ""
30
        }
31
    } else {
32
        set path $prog
33
    }
34
    set state [remote_exec host $prog --version]
35
    set tmp "[lindex $state 1]\n"
36
    # Should find a way to discard constant parts, keep whatever's
37
    # left, so the version string could be almost anything at all...
38
    regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" "$tmp" version cyg number
39
    if ![info exists number] then {
40
        return "$path (no version number)\n"
41
    }
42
    return "$path $number\n"
43
}
44
 
45
#
46
# default_binutils_run
47
#       run a program, returning the output
48
#       sets binutils_run_failed if the program does not exist
49
#
50
proc default_binutils_run { prog progargs } {
51
    global binutils_run_failed
52
    global host_triplet
53
 
54
    set binutils_run_failed 0
55
 
56
    if ![is_remote host] {
57
        if {[which $prog] == 0} then {
58
            perror "$prog does not exist"
59
            set binutils_run_failed 1
60
            return ""
61
        }
62
    }
63
 
64
    send_log "$prog $progargs\n"
65
    verbose "$prog $progargs"
66
 
67
    # Gotta quote dollar-signs because they get mangled by the
68
    # shell otherwise.
69
    regsub -all "\\$" "$progargs" "\\$" progargs
70
 
71
    set state [remote_exec host $prog $progargs]
72
    set exec_output [prune_warnings [lindex $state 1]]
73
    if {![string match "" $exec_output]} then {
74
        send_log "$exec_output\n"
75
        verbose "$exec_output"
76
    } else {
77
        if { [lindex $state 0] != 0 } {
78
            set exec_output "$prog exited with status [lindex $state 0]"
79
            send_log "$exec_output\n"
80
            verbose "$exec_output"
81
        }
82
    }
83
    return $exec_output
84
}
85
 
86
#
87
# default_binutils_assemble
88
#       assemble a file
89
#
90
proc default_binutils_assemble { source object } {
91
    global srcdir
92
    global host_triplet
93
 
94
    # The HPPA assembler syntax is a little different than most, to make
95
    # the test source file assemble we need to run it through sed.
96
    #
97
    # This is a hack in that it won't scale well if other targets need
98
    # similar transformations to assemble.  We'll generalize the hack
99
    # if/when other targets need similar handling.
100
    if { [istarget "hppa*-*-*"] && ![istarget "*-*-linux*" ] } then {
101
        set sed_file $srcdir/config/hppa.sed
102
        send_log "sed -f $sed_file < $source > asm.s\n"
103
        verbose "sed -f $sed_file < $source > asm.s"
104
        catch "exec sed -f $sed_file < $source > asm.s"
105
        set source asm.s
106
    }
107
 
108
    set exec_output [target_assemble $source $object ""]
109
    set exec_output [prune_warnings $exec_output]
110
 
111
    if [string match "" $exec_output] {
112
        return 1
113
    } else {
114
        send_log "$exec_output\n"
115
        verbose "$exec_output"
116
        perror "$source: assembly failed"
117
        return 0
118
    }
119
}
120
 
121
#
122
# is_elf_format
123
#       true if the object format is known to be ELF
124
#
125
proc is_elf_format {} {
126
    if { ![istarget *-*-sysv4*] \
127
         && ![istarget *-*-unixware*] \
128
         && ![istarget *-*-elf*] \
129
         && ![istarget *-*-eabi*] \
130
         && ![istarget hppa*64*-*-hpux*] \
131
         && ![istarget ia64-*-hpux*] \
132
         && ![istarget *-*-linux*] \
133
         && ![istarget *-*-irix5*] \
134
         && ![istarget *-*-irix6*] \
135
         && ![istarget *-*-netbsd*] \
136
         && ![istarget *-*-solaris2*] } {
137
        return 0
138
    }
139
 
140
    if { [istarget *-*-linux*aout*] \
141
         || [istarget *-*-linux*oldld*] } {
142
        return 0
143
    }
144
 
145
    if { ![istarget *-*-netbsdelf*] \
146
         && ([istarget *-*-netbsd*aout*] \
147
             || [istarget *-*-netbsdpe*] \
148
             || [istarget arm*-*-netbsd*] \
149
             || [istarget sparc-*-netbsd*] \
150
             || [istarget i*86-*-netbsd*] \
151
             || [istarget m68*-*-netbsd*] \
152
             || [istarget vax-*-netbsd*] \
153
             || [istarget ns32k-*-netbsd*]) } {
154
        return 0
155
    }
156
    return 1
157
}
158
 
159
#
160
# exe_ext
161
#       Returns target executable extension, if any.
162
#
163
proc exe_ext {} {
164
    if { [istarget *-*-mingw*] || [istarget *-*-cygwin*] } {
165
        return ".exe"
166
    } else {
167
        return ""
168
    }
169
}
170
 
171
# Copied and modified from gas.
172
 
173
# run_dump_test FILE (optional:) EXTRA_OPTIONS
174
#
175
# Assemble a .s file, then run some utility on it and check the output.
176
#
177
# There should be an assembly language file named FILE.s in the test
178
# suite directory, and a pattern file called FILE.d.  `run_dump_test'
179
# will assemble FILE.s, run some tool like `objdump', `objcopy', or
180
# `nm' on the .o file to produce textual output, and then analyze that
181
# with regexps.  The FILE.d file specifies what program to run, and
182
# what to expect in its output.
183
#
184
# The FILE.d file begins with zero or more option lines, which specify
185
# flags to pass to the assembler, the program to run to dump the
186
# assembler's output, and the options it wants.  The option lines have
187
# the syntax:
188
#
189
#         # OPTION: VALUE
190
#
191
# OPTION is the name of some option, like "name" or "objdump", and
192
# VALUE is OPTION's value.  The valid options are described below.
193
# Whitespace is ignored everywhere, except within VALUE.  The option
194
# list ends with the first line that doesn't match the above syntax.
195
# However, a line within the options that begins with a #, but doesn't
196
# have a recognizable option name followed by a colon, is considered a
197
# comment and entirely ignored.
198
#
199
# The optional EXTRA_OPTIONS argument to `run_dump_test' is a list of
200
# two-element lists.  The first element of each is an option name, and
201
# the second additional arguments to be added on to the end of the
202
# option list as given in FILE.d.  (If omitted, no additional options
203
# are added.)
204
#
205
# The interesting options are:
206
#
207
#   name: TEST-NAME
208
#       The name of this test, passed to DejaGNU's `pass' and `fail'
209
#       commands.  If omitted, this defaults to FILE, the root of the
210
#       .s and .d files' names.
211
#
212
#   as: FLAGS
213
#       When assembling FILE.s, pass FLAGS to the assembler.
214
#
215
#   PROG: PROGRAM-NAME
216
#       The name of the program to run to analyze the .o file produced
217
#       by the assembler.  This can be omitted; run_dump_test will guess
218
#       which program to run by seeing which of the flags options below
219
#       is present.
220
#
221
#   objdump: FLAGS
222
#   nm: FLAGS
223
#   objcopy: FLAGS
224
#       Use the specified program to analyze the .o file, and pass it
225
#       FLAGS, in addition to the .o file name.  Note that they are run
226
#       with LC_ALL=C in the environment to give consistent sorting
227
#       of symbols.
228
#
229
#   source: SOURCE
230
#       Assemble the file SOURCE.s.  If omitted, this defaults to FILE.s.
231
#       This is useful if several .d files want to share a .s file.
232
#
233
#   target: GLOBS...
234
#       Run this test only on a specified list of targets.  More precisely,
235
#       each glob in the space-separated list is passed to "istarget"; if
236
#       it evaluates true for any of them, the test will be run, otherwise
237
#       it will be marked unsupported.
238
#
239
#   not-target: GLOBS...
240
#       Do not run this test on a specified list of targets.  Again,
241
#       the each glob in the space-separated list is passed to
242
#       "istarget", and the test is run if it evaluates *false* for
243
#       *all* of them.  Otherwise it will be marked unsupported.
244
#
245
#   skip: GLOBS...
246
#   not-skip: GLOBS...
247
#       These are exactly the same as "not-target" and "target",
248
#       respectively, except that they do nothing at all if the check
249
#       fails.  They should only be used in groups, to construct a single
250
#       test which is run on all targets but with variant options or
251
#       expected output on some targets.  (For example, see
252
#       gas/arm/inst.d and gas/arm/wince_inst.d.)
253
#
254
#   error: REGEX
255
#       An error with message matching REGEX must be emitted for the test
256
#       to pass.  The PROG, objdump, nm and objcopy options have no
257
#       meaning and need not supplied if this is present.
258
#
259
#   warning: REGEX
260
#       Expect a gas warning matching REGEX.  It is an error to issue
261
#       both "error" and "warning".
262
#
263
#   stderr: FILE
264
#       FILE contains regexp lines to be matched against the diagnostic
265
#       output of the assembler.  This does not preclude the use of
266
#       PROG, nm, objdump, or objcopy.
267
#
268
#   error-output: FILE
269
#       Means the same as 'stderr', but also indicates that the assembler
270
#       is expected to exit unsuccessfully (therefore PROG, objdump, nm,
271
#       and objcopy have no meaning and should not be supplied).
272
#
273
# Each option may occur at most once.
274
#
275
# After the option lines come regexp lines.  `run_dump_test' calls
276
# `regexp_diff' to compare the output of the dumping tool against the
277
# regexps in FILE.d.  `regexp_diff' is defined later in this file; see
278
# further comments there.
279
 
280
proc run_dump_test { name {extra_options {}} } {
281
    global subdir srcdir
282
    global OBJDUMP NM OBJCOPY READELF STRIP
283
    global OBJDUMPFLAGS NMFLAGS OBJCOPYFLAGS READELFFLAGS STRIPFLAGS
284
    global host_triplet
285
    global env
286
    global copyfile
287
    global tempfile
288
 
289
    if [string match "*/*" $name] {
290
        set file $name
291
        set name [file tail $name]
292
    } else {
293
        set file "$srcdir/$subdir/$name"
294
    }
295
    set opt_array [slurp_options "${file}.d"]
296
    if { $opt_array == -1 } {
297
        perror "error reading options from $file.d"
298
        unresolved $subdir/$name
299
        return
300
    }
301
    set opts(addr2line) {}
302
    set opts(ar) {}
303
    set opts(nm) {}
304
    set opts(objcopy) {}
305
    set opts(objdump) {}
306
    set opts(strip) {}
307
    set opts(ranlib) {}
308
    set opts(readelf) {}
309
    set opts(size) {}
310
    set opts(strings) {}
311
    set opts(name) {}
312
    set opts(PROG) {}
313
    set opts(DUMPPROG) {}
314
    set opts(source) {}
315
    set opts(target) {}
316
    set opts(not-target) {}
317
    set opts(skip) {}
318
    set opts(not-skip) {}
319
 
320
    foreach i $opt_array {
321
        set opt_name [lindex $i 0]
322
        set opt_val [lindex $i 1]
323
        if ![info exists opts($opt_name)] {
324
            perror "unknown option $opt_name in file $file.d"
325
            unresolved $subdir/$name
326
            return
327
        }
328
        if [string length $opts($opt_name)] {
329
            perror "option $opt_name multiply set in $file.d"
330
            unresolved $subdir/$name
331
            return
332
        }
333
        set opts($opt_name) $opt_val
334
    }
335
 
336
    foreach i $extra_options {
337
        set opt_name [lindex $i 0]
338
        set opt_val [lindex $i 1]
339
        if ![info exists opts($opt_name)] {
340
            perror "unknown option $opt_name given in extra_opts"
341
            unresolved $subdir/$name
342
            return
343
        }
344
        # add extra option to end of existing option, adding space
345
        # if necessary.
346
        if [string length $opts($opt_name)] {
347
            append opts($opt_name) " "
348
        }
349
        append opts($opt_name) $opt_val
350
    }
351
 
352
    if { $opts(name) == "" } {
353
        set testname "$subdir/$name"
354
    } else {
355
        set testname $opts(name)
356
    }
357
    verbose "Testing $testname"
358
 
359
    if {$opts(PROG) == ""} {
360
        perror "program isn't set in $file.d"
361
        unresolved $testname
362
        return
363
    }
364
 
365
    set destopt ""
366
    switch -- $opts(PROG) {
367
        ar      { set program ar }
368
        objcopy { set program objcopy }
369
        ranlib  { set program ranlib }
370
        strip   {
371
            set program strip
372
            set destopt "-o"
373
        }
374
        strings { set program strings }
375
        default {
376
            perror "unrecognized program option $opts(PROG) in $file.d"
377
            unresolved $testname
378
            return }
379
    }
380
 
381
    set dumpprogram ""
382
    if { $opts(DUMPPROG) != "" } {
383
        switch -- $opts(DUMPPROG) {
384
            addr2line   { set dumpprogram addr2line }
385
            nm          { set dumpprogram nm }
386
            objdump     { set dumpprogram objdump }
387
            readelf     { set dumpprogram readelf }
388
            size        { set dumpprogram size }
389
            default     {
390
                perror "unrecognized dump program option $opts(DUMPPROG) in $file.d"
391
                unresolved $testname
392
                return }
393
        }
394
    } else {
395
        # Guess which program to run, by seeing which option was specified.
396
        foreach p {objdump nm readelf} {
397
            if {$opts($p) != ""} {
398
                if {$dumpprogram != ""} {
399
                    perror "ambiguous dump program in $file.d"
400
                    unresolved $testname
401
                    return
402
                } else {
403
                    set dumpprogram $p
404
                }
405
            }
406
        }
407
    }
408
 
409
    # Handle skipping the test on specified targets.
410
    # You can have both skip/not-skip and target/not-target, but you can't
411
    # have both skip and not-skip, or target and not-target, in the same file.
412
    if { $opts(skip) != "" } then {
413
        if { $opts(not-skip) != "" } then {
414
            perror "$testname: mixing skip and not-skip directives is invalid"
415
            unresolved $testname
416
            return
417
        }
418
        foreach glob $opts(skip) {
419
            if {[istarget $glob]} { return }
420
        }
421
    }
422
    if { $opts(not-skip) != "" } then {
423
        set skip 1
424
        foreach glob $opts(not-skip) {
425
            if {[istarget $glob]} {
426
                set skip 0
427
                break
428
            }
429
        }
430
        if {$skip} { return }
431
    }
432
    if { $opts(target) != "" } then {
433
        if { $opts(not-target) != "" } then {
434
            perror "$testname: mixing target and not-target directives is invalid"
435
            unresolved $testname
436
            return
437
        }
438
        set skip 1
439
        foreach glob $opts(target) {
440
            if {[istarget $glob]} {
441
                set skip 0
442
                break
443
            }
444
        }
445
        if {$skip} {
446
            unsupported $testname
447
            return
448
        }
449
    }
450
    if { $opts(not-target) != "" } then {
451
        foreach glob $opts(not-target) {
452
            if {[istarget $glob]} {
453
                unsupported $testname
454
                return
455
            }
456
        }
457
    }
458
 
459
    if { $opts(source) == "" } {
460
        set srcfile ${file}.s
461
    } else {
462
        set srcfile $srcdir/$subdir/$opts(source)
463
    }
464
 
465
    set exec_output [binutils_assemble ${srcfile} $tempfile]
466
    if [string match "" $exec_output] then {
467
        send_log "$exec_output\n"
468
        verbose "$exec_output"
469
        fail $testname
470
        return
471
    }
472
 
473
    set progopts1 $opts($program)
474
    eval set progopts \$[string toupper $program]FLAGS
475
    eval set binary \$[string toupper $program]
476
 
477
    set exec_output [binutils_run $binary "$progopts $progopts1 $tempfile $destopt ${copyfile}.o"]
478
    if ![string match "" $exec_output] {
479
        send_log "$exec_output\n"
480
        verbose "$exec_output"
481
        fail $testname
482
        return
483
    }
484
 
485
    set progopts1 $opts($dumpprogram)
486
    eval set progopts \$[string toupper $dumpprogram]FLAGS
487
    eval set binary \$[string toupper $dumpprogram]
488
 
489
    if { ![is_remote host] && [which $binary] == 0 } {
490
        untested $testname
491
        return
492
    }
493
 
494
    verbose "running $binary $progopts $progopts1" 3
495
 
496
    set cmd "$binary $progopts $progopts1 ${copyfile}.o"
497
 
498
    # Ensure consistent sorting of symbols
499
    if {[info exists env(LC_ALL)]} {
500
        set old_lc_all $env(LC_ALL)
501
    }
502
    set env(LC_ALL) "C"
503
    send_log "$cmd\n"
504
    set comp_output [remote_exec host $cmd "" "/dev/null" "tmpdir/dump.out"]
505
    if {[info exists old_lc_all]} {
506
        set env(LC_ALL) $old_lc_all
507
    } else {
508
        unset env(LC_ALL)
509
    }
510
    if { [lindex $comp_output 0] != 0 } then {
511
        send_log "$comp_output\n"
512
        fail $testname
513
        return
514
    }
515
    set comp_output [prune_warnings [lindex $comp_output 1]]
516
    if ![string match "" $comp_output] then {
517
        send_log "$comp_output\n"
518
        fail $testname
519
        return
520
    }
521
 
522
    verbose_eval {[file_contents "tmpdir/dump.out"]} 3
523
    if { [regexp_diff "tmpdir/dump.out" "${file}.d"] } then {
524
        fail $testname
525
        verbose "output is [file_contents "tmpdir/dump.out"]" 2
526
        return
527
    }
528
 
529
    pass $testname
530
}
531
 
532
proc slurp_options { file } {
533
    if [catch { set f [open $file r] } x] {
534
        #perror "couldn't open `$file': $x"
535
        perror "$x"
536
        return -1
537
    }
538
    set opt_array {}
539
    # whitespace expression
540
    set ws  {[  ]*}
541
    set nws {[^         ]*}
542
    # whitespace is ignored anywhere except within the options list;
543
    # option names are alphabetic plus dash
544
    set pat "^#${ws}(\[a-zA-Z-\]*)$ws:${ws}(.*)$ws\$"
545
    while { [gets $f line] != -1 } {
546
        set line [string trim $line]
547
        # Whitespace here is space-tab.
548
        if [regexp $pat $line xxx opt_name opt_val] {
549
            # match!
550
            lappend opt_array [list $opt_name $opt_val]
551
        } elseif {![regexp "^#" $line ]} {
552
            break
553
        }
554
    }
555
    close $f
556
    return $opt_array
557
}
558
 
559
# regexp_diff, based on simple_diff taken from ld test suite
560
#       compares two files line-by-line
561
#       file1 contains strings, file2 contains regexps and #-comments
562
#       blank lines are ignored in either file
563
#       returns non-zero if differences exist
564
#
565
proc regexp_diff { file_1 file_2 } {
566
 
567
    set eof -1
568
    set end_1 0
569
    set end_2 0
570
    set differences 0
571
    set diff_pass 0
572
 
573
    if [file exists $file_1] then {
574
        set file_a [open $file_1 r]
575
    } else {
576
        perror "$file_1 doesn't exist"
577
        return 1
578
    }
579
 
580
    if [file exists $file_2] then {
581
        set file_b [open $file_2 r]
582
    } else {
583
        perror "$file_2 doesn't exist"
584
        close $file_a
585
        return 1
586
    }
587
 
588
    verbose " Regexp-diff'ing: $file_1 $file_2" 2
589
 
590
    while { 1 } {
591
        set line_a ""
592
        set line_b ""
593
        while { [string length $line_a] == 0 } {
594
            if { [gets $file_a line_a] == $eof } {
595
                set end_1 1
596
                break
597
            }
598
        }
599
        while { [string length $line_b] == 0 || [string match "#*" $line_b] } {
600
            if [ string match "#pass" $line_b ] {
601
                set end_2 1
602
                set diff_pass 1
603
                break
604
            } elseif [ string match "#..." $line_b ] {
605
                if { [gets $file_b line_b] == $eof } {
606
                    set end_2 1
607
                    set diff_pass 1
608
                    break
609
                }
610
                verbose "looking for \"^$line_b$\"" 3
611
                while { ![regexp "^$line_b$" "$line_a"] } {
612
                    verbose "skipping    \"$line_a\"" 3
613
                    if { [gets $file_a line_a] == $eof } {
614
                        set end_1 1
615
                        break
616
                    }
617
                }
618
                break
619
            }
620
            if { [gets $file_b line_b] == $eof } {
621
                set end_2 1
622
                break
623
            }
624
        }
625
 
626
        if { $diff_pass } {
627
            break
628
        } elseif { $end_1 && $end_2 } {
629
            break
630
        } elseif { $end_1 } {
631
            send_log "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1\n"
632
            verbose "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1" 3
633
            set differences 1
634
            break
635
        } elseif { $end_2 } {
636
            send_log "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n"
637
            verbose "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" 3
638
            set differences 1
639
            break
640
        } else {
641
            verbose "regexp \"^$line_b$\"\nline   \"$line_a\"" 3
642
            if ![regexp "^$line_b$" "$line_a"] {
643
                send_log "regexp_diff match failure\n"
644
                send_log "regexp \"^$line_b$\"\nline   \"$line_a\"\n"
645
                verbose "regexp_diff match failure\n" 3
646
                set differences 1
647
            }
648
        }
649
    }
650
 
651
    if { $differences == 0 && !$diff_pass && [eof $file_a] != [eof $file_b] } {
652
        send_log "$file_1 and $file_2 are different lengths\n"
653
        verbose "$file_1 and $file_2 are different lengths" 3
654
        set differences 1
655
    }
656
 
657
    close $file_a
658
    close $file_b
659
 
660
    return $differences
661
}
662
 
663
proc file_contents { filename } {
664
    set file [open $filename r]
665
    set contents [read $file]
666
    close $file
667
    return $contents
668
}
669
 
670
proc verbose_eval { expr { level 1 } } {
671
    global verbose
672
    if $verbose>$level then { eval verbose "$expr" $level }
673
}

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