Commit | Line | Data |
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a2b64bed | 1 | # Support routines for LD testsuite. |
25629536 | 2 | # Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, |
aa820537 | 3 | # 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
a2b64bed | 4 | # |
f96b4a7b NC |
5 | # This file is part of the GNU Binutils. |
6 | # | |
a2b64bed NC |
7 | # This file is free software; you can redistribute it and/or modify |
8 | # it under the terms of the GNU General Public License as published by | |
f96b4a7b | 9 | # the Free Software Foundation; either version 3 of the License, or |
a2b64bed | 10 | # (at your option) any later version. |
3e8cba19 | 11 | # |
a2b64bed NC |
12 | # This program is distributed in the hope that it will be useful, |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
3e8cba19 | 16 | # |
a2b64bed NC |
17 | # You should have received a copy of the GNU General Public License |
18 | # along with this program; if not, write to the Free Software | |
f96b4a7b NC |
19 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
20 | # MA 02110-1301, USA. | |
3b6fe0cc BE |
21 | |
22 | # Extract and print the version number of ld. | |
252b5132 RH |
23 | # |
24 | proc default_ld_version { ld } { | |
25 | global host_triplet | |
26 | ||
7f6a71ff | 27 | if { ![is_remote host] && [which $ld] == 0 } then { |
252b5132 RH |
28 | perror "$ld does not exist" |
29 | exit 1 | |
30 | } | |
3e8cba19 | 31 | |
7f6a71ff JM |
32 | remote_exec host "$ld --version" "" "/dev/null" "ld.version" |
33 | remote_upload host "ld.version" | |
34 | set tmp [prune_warnings [file_contents "ld.version"]] | |
35 | remote_file build delete "ld.version" | |
36 | remote_file host delete "ld.version" | |
37 | ||
252b5132 RH |
38 | regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number |
39 | if [info exists number] then { | |
40 | clone_output "$ld $number\n" | |
41 | } | |
42 | } | |
43 | ||
7f6a71ff JM |
44 | proc run_host_cmd { prog command } { |
45 | global link_output | |
3e8cba19 | 46 | |
7f6a71ff JM |
47 | if { ![is_remote host] && [which "$prog"] == 0 } then { |
48 | perror "$prog does not exist" | |
252b5132 RH |
49 | return 0 |
50 | } | |
3e8cba19 | 51 | |
7f6a71ff JM |
52 | verbose -log "$prog $command" |
53 | set status [remote_exec host [concat sh -c [list "$prog $command 2>&1"]] "" "/dev/null" "ld.tmp"] | |
54 | remote_upload host "ld.tmp" | |
55 | set link_output [file_contents "ld.tmp"] | |
56 | regsub "\n$" $link_output "" link_output | |
57 | if { [lindex $status 0] != 0 && [string match "" $link_output] } then { | |
58 | append link_output "child process exited abnormally" | |
59 | } | |
60 | remote_file build delete ld.tmp | |
61 | remote_file host delete ld.tmp | |
fab4a87f | 62 | |
7f6a71ff JM |
63 | if [string match "" $link_output] then { |
64 | return "" | |
65 | } | |
3e8cba19 | 66 | |
7f6a71ff JM |
67 | verbose -log "$link_output" |
68 | return "$link_output" | |
69 | } | |
70 | ||
71 | proc run_host_cmd_yesno { prog command } { | |
72 | global exec_output | |
73 | ||
74 | set exec_output [prune_warnings [run_host_cmd "$prog" "$command"]] | |
252b5132 | 75 | if [string match "" $exec_output] then { |
7f6a71ff | 76 | return 1; |
252b5132 | 77 | } |
7f6a71ff JM |
78 | return 0; |
79 | } | |
80 | ||
81 | # Link an object using relocation. | |
82 | # | |
83 | proc default_ld_relocate { ld target objects } { | |
84 | global HOSTING_EMU | |
85 | ||
86 | remote_file host delete $target | |
87 | return [run_host_cmd_yesno "$ld" "$HOSTING_EMU -o $target -r $objects"] | |
252b5132 RH |
88 | } |
89 | ||
1688b748 | 90 | # Check to see if ld is being invoked with a non-endian output format |
3b6fe0cc | 91 | # |
1688b748 MH |
92 | proc is_endian_output_format { object_flags } { |
93 | ||
94 | if {[string match "*-oformat binary*" $object_flags] || \ | |
95 | [string match "*-oformat ieee*" $object_flags] || \ | |
96 | [string match "*-oformat ihex*" $object_flags] || \ | |
97 | [string match "*-oformat netbsd-core*" $object_flags] || \ | |
98 | [string match "*-oformat srec*" $object_flags] || \ | |
99 | [string match "*-oformat tekhex*" $object_flags] || \ | |
100 | [string match "*-oformat trad-core*" $object_flags] } then { | |
101 | return 0 | |
102 | } else { | |
103 | return 1 | |
104 | } | |
105 | } | |
106 | ||
38e31547 NC |
107 | # Look for big-endian or little-endian switches in the multlib |
108 | # options and translate these into a -EB or -EL switch. Note | |
109 | # we cannot rely upon proc process_multilib_options to do this | |
110 | # for us because for some targets the compiler does not support | |
111 | # -EB/-EL but it does support -mbig-endian/-mlittle-endian, and | |
112 | # the site.exp file will include the switch "-mbig-endian" | |
113 | # (rather than "big-endian") which is not detected by proc | |
114 | # process_multilib_options. | |
3b6fe0cc | 115 | # |
38e31547 | 116 | proc big_or_little_endian {} { |
3e8cba19 | 117 | |
38e31547 | 118 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 119 | set tmp_flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
120 | |
121 | foreach x $tmp_flags { | |
122 | case $x in { | |
906156c4 | 123 | {*big*endian eb EB -eb -EB -mb -meb} { |
38e31547 NC |
124 | set flags " -EB" |
125 | return $flags | |
126 | } | |
906156c4 | 127 | {*little*endian el EL -el -EL -ml -mel} { |
38e31547 NC |
128 | set flags " -EL" |
129 | return $flags | |
130 | } | |
131 | } | |
132 | } | |
133 | } | |
134 | ||
135 | set flags "" | |
136 | return $flags | |
137 | } | |
252b5132 | 138 | |
3b6fe0cc | 139 | # Link a program using ld. |
252b5132 RH |
140 | # |
141 | proc default_ld_link { ld target objects } { | |
142 | global HOSTING_EMU | |
143 | global HOSTING_CRT0 | |
144 | global HOSTING_LIBS | |
d1bcade6 | 145 | global LIBS |
252b5132 | 146 | global host_triplet |
6fc49d28 | 147 | global link_output |
fab4a87f | 148 | global exec_output |
3e8cba19 | 149 | |
252b5132 | 150 | set objs "$HOSTING_CRT0 $objects" |
d1bcade6 | 151 | set libs "$LIBS $HOSTING_LIBS" |
3e8cba19 | 152 | |
1688b748 MH |
153 | if [is_endian_output_format $objects] then { |
154 | set flags [big_or_little_endian] | |
155 | } else { | |
156 | set flags "" | |
157 | } | |
fab4a87f | 158 | |
7f6a71ff | 159 | remote_file host delete $target |
fab4a87f | 160 | |
7f6a71ff | 161 | return [run_host_cmd_yesno "$ld" "$HOSTING_EMU $flags -o $target $objs $libs"] |
252b5132 RH |
162 | } |
163 | ||
3b6fe0cc | 164 | # Link a program using ld, without including any libraries. |
252b5132 RH |
165 | # |
166 | proc default_ld_simple_link { ld target objects } { | |
167 | global host_triplet | |
b765d4e3 | 168 | global gcc_ld_flag |
fab4a87f | 169 | global exec_output |
7cda33a1 | 170 | |
1688b748 MH |
171 | if [is_endian_output_format $objects] then { |
172 | set flags [big_or_little_endian] | |
173 | } else { | |
174 | set flags "" | |
175 | } | |
3e8cba19 | 176 | |
b765d4e3 L |
177 | # If we are compiling with gcc, we want to add gcc_ld_flag to |
178 | # flags. Rather than determine this in some complex way, we guess | |
179 | # based on the name of the compiler. | |
b0fe1bf3 AM |
180 | set ldexe $ld |
181 | set ldparm [string first " " $ld] | |
182 | if { $ldparm > 0 } then { | |
183 | set ldexe [string range $ld 0 $ldparm] | |
184 | } | |
185 | set ldexe [string replace $ldexe 0 [string last "/" $ldexe] ""] | |
0f84fde1 | 186 | if {[string match "*gcc*" $ldexe] || [string match "*++*" $ldexe]} then { |
b765d4e3 L |
187 | set flags "$gcc_ld_flag $flags" |
188 | } | |
189 | ||
7f6a71ff | 190 | remote_file host delete $target |
fab4a87f | 191 | |
7f6a71ff JM |
192 | set exec_output [run_host_cmd "$ld" "$flags -o $target $objects"] |
193 | set exec_output [prune_warnings $exec_output] | |
252b5132 RH |
194 | |
195 | # We don't care if we get a warning about a non-existent start | |
196 | # symbol, since the default linker script might use ENTRY. | |
197 | regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output | |
198 | ||
199 | if [string match "" $exec_output] then { | |
200 | return 1 | |
201 | } else { | |
252b5132 RH |
202 | return 0 |
203 | } | |
204 | } | |
205 | ||
3b6fe0cc | 206 | # Compile an object using cc. |
252b5132 RH |
207 | # |
208 | proc default_ld_compile { cc source object } { | |
209 | global CFLAGS | |
58ffc3bd | 210 | global CXXFLAGS |
252b5132 RH |
211 | global srcdir |
212 | global subdir | |
213 | global host_triplet | |
214 | global gcc_gas_flag | |
215 | ||
216 | set cc_prog $cc | |
217 | if {[llength $cc_prog] > 1} then { | |
218 | set cc_prog [lindex $cc_prog 0] | |
219 | } | |
7f6a71ff | 220 | if {![is_remote host] && [which $cc_prog] == 0} then { |
252b5132 RH |
221 | perror "$cc_prog does not exist" |
222 | return 0 | |
223 | } | |
224 | ||
7f6a71ff JM |
225 | remote_file build delete "$object" |
226 | remote_file host delete "$object" | |
252b5132 | 227 | |
58ffc3bd | 228 | set flags "-I$srcdir/$subdir" |
252b5132 RH |
229 | |
230 | # If we are compiling with gcc, we want to add gcc_gas_flag to | |
231 | # flags. Rather than determine this in some complex way, we guess | |
232 | # based on the name of the compiler. | |
b0fe1bf3 AM |
233 | set ccexe $cc |
234 | set ccparm [string first " " $cc] | |
dec20c9e | 235 | set ccflags "" |
b0fe1bf3 | 236 | if { $ccparm > 0 } then { |
dec20c9e | 237 | set ccflags [string range $cc $ccparm end] |
b0fe1bf3 | 238 | set ccexe [string range $cc 0 $ccparm] |
dec20c9e | 239 | set cc $ccexe |
b0fe1bf3 AM |
240 | } |
241 | set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""] | |
0f84fde1 | 242 | if {[string match "*gcc*" $ccexe] || [string match "*++*" $ccexe]} then { |
252b5132 RH |
243 | set flags "$gcc_gas_flag $flags" |
244 | } | |
245 | ||
58ffc3bd MF |
246 | if {[string match "*++*" $ccexe]} { |
247 | set flags "$flags $CXXFLAGS" | |
248 | } else { | |
249 | set flags "$flags $CFLAGS" | |
250 | } | |
251 | ||
38e31547 | 252 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 253 | append flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
254 | } |
255 | ||
dec20c9e | 256 | verbose -log "$cc $flags $ccflags -c $source -o $object" |
252b5132 | 257 | |
7f6a71ff JM |
258 | set status [remote_exec host [concat sh -c [list "$cc $flags $ccflags -c $source -o $object 2>&1"]] "" "/dev/null" "ld.tmp"] |
259 | remote_upload host "ld.tmp" | |
260 | set exec_output [file_contents "ld.tmp"] | |
261 | remote_file build delete "ld.tmp" | |
262 | remote_file host delete "ld.tmp" | |
252b5132 RH |
263 | set exec_output [prune_warnings $exec_output] |
264 | if [string match "" $exec_output] then { | |
265 | if {![file exists $object]} then { | |
266 | regexp ".*/(\[^/\]*)$" $source all dobj | |
267 | regsub "\\.c" $dobj ".o" realobj | |
268 | verbose "looking for $realobj" | |
7f6a71ff | 269 | if {[remote_file host exists $realobj]} then { |
252b5132 | 270 | verbose -log "mv $realobj $object" |
7f6a71ff | 271 | remote_upload "$realobj" "$object" |
252b5132 RH |
272 | } else { |
273 | perror "$object not found after compilation" | |
274 | return 0 | |
275 | } | |
276 | } | |
277 | return 1 | |
278 | } else { | |
279 | verbose -log "$exec_output" | |
280 | perror "$source: compilation failed" | |
281 | return 0 | |
282 | } | |
283 | } | |
284 | ||
3b6fe0cc | 285 | # Assemble a file. |
252b5132 RH |
286 | # |
287 | proc default_ld_assemble { as source object } { | |
288 | global ASFLAGS | |
289 | global host_triplet | |
3e8cba19 | 290 | |
252b5132 RH |
291 | if ![info exists ASFLAGS] { set ASFLAGS "" } |
292 | ||
38e31547 | 293 | set flags [big_or_little_endian] |
7f6a71ff | 294 | set exec_output [run_host_cmd "$as" "$flags $ASFLAGS -o $object $source"] |
252b5132 RH |
295 | set exec_output [prune_warnings $exec_output] |
296 | if [string match "" $exec_output] then { | |
297 | return 1 | |
298 | } else { | |
252b5132 RH |
299 | perror "$source: assembly failed" |
300 | return 0 | |
301 | } | |
302 | } | |
303 | ||
3b6fe0cc | 304 | # Run nm on a file, putting the result in the array nm_output. |
252b5132 | 305 | # |
992c450d | 306 | proc default_ld_nm { nm nmflags object } { |
252b5132 RH |
307 | global NMFLAGS |
308 | global nm_output | |
309 | global host_triplet | |
310 | ||
77e0b0ef ILT |
311 | if {[info exists nm_output]} { |
312 | unset nm_output | |
313 | } | |
314 | ||
252b5132 RH |
315 | if ![info exists NMFLAGS] { set NMFLAGS "" } |
316 | ||
3e8cba19 AM |
317 | # Ensure consistent sorting of symbols |
318 | if {[info exists env(LC_ALL)]} { | |
319 | set old_lc_all $env(LC_ALL) | |
320 | } | |
321 | set env(LC_ALL) "C" | |
7f6a71ff | 322 | |
992c450d | 323 | verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out" |
252b5132 | 324 | |
7f6a71ff | 325 | set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"] |
3e8cba19 AM |
326 | if {[info exists old_lc_all]} { |
327 | set env(LC_ALL) $old_lc_all | |
328 | } else { | |
329 | unset env(LC_ALL) | |
330 | } | |
7f6a71ff JM |
331 | remote_upload host "ld.stderr" |
332 | remote_upload host "tmpdir/nm.out" "tmpdir/nm.out" | |
333 | set exec_output [prune_warnings [file_contents "ld.stderr"]] | |
334 | remote_file host delete "ld.stderr" | |
335 | remote_file build delete "ld.stderr" | |
252b5132 RH |
336 | if [string match "" $exec_output] then { |
337 | set file [open tmpdir/nm.out r] | |
338 | while { [gets $file line] != -1 } { | |
339 | verbose "$line" 2 | |
dbc37f89 | 340 | if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] { |
252b5132 RH |
341 | set name [string trimleft $name "_"] |
342 | verbose "Setting nm_output($name) to 0x$value" 2 | |
343 | set nm_output($name) 0x$value | |
344 | } | |
345 | } | |
346 | close $file | |
347 | return 1 | |
348 | } else { | |
349 | verbose -log "$exec_output" | |
350 | perror "$object: nm failed" | |
351 | return 0 | |
352 | } | |
353 | } | |
354 | ||
1b662205 AM |
355 | # Define various symbols needed when not linking against all |
356 | # target libs. | |
357 | proc ld_simple_link_defsyms {} { | |
358 | ||
359 | set flags "--defsym __stack_chk_fail=0" | |
360 | ||
361 | # ARM targets call __gccmain | |
362 | if {[istarget arm*-*-*] || \ | |
363 | [istarget strongarm*-*-*] || \ | |
364 | [istarget xscale*-*-*] || \ | |
365 | [istarget thumb-*-*] } { | |
366 | append flags " --defsym __gccmain=0" | |
367 | } | |
368 | ||
369 | # PowerPC EABI code calls __eabi. | |
370 | if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} { | |
371 | append flags " --defsym __eabi=0" | |
372 | } | |
373 | ||
374 | # mn10200 code calls __truncsipsi2_d0_d2. | |
375 | if {[istarget mn10200*-*-*]} then { | |
376 | append flags " --defsym __truncsipsi2_d0_d2=0" | |
377 | } | |
378 | ||
379 | # m6811/m6812 code has references to soft registers. | |
380 | if {[istarget m6811-*-*] || [istarget m6812-*-*]} { | |
381 | append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0" | |
382 | append flags " --defsym _.d3=0 --defsym _.d4=0" | |
383 | append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0" | |
384 | } | |
385 | ||
386 | # Some OpenBSD targets have ProPolice and reference __guard and | |
387 | # __stack_smash_handler. | |
388 | if [istarget *-*-openbsd*] { | |
389 | append flags " --defsym __guard=0" | |
390 | append flags " --defsym __stack_smash_handler=0" | |
391 | } | |
392 | ||
393 | return $flags | |
394 | } | |
395 | ||
3b6fe0cc | 396 | # True if the object format is known to be ELF. |
3e3f011f RS |
397 | # |
398 | proc is_elf_format {} { | |
399 | if { ![istarget *-*-sysv4*] \ | |
400 | && ![istarget *-*-unixware*] \ | |
401 | && ![istarget *-*-elf*] \ | |
402 | && ![istarget *-*-eabi*] \ | |
43f9d75b | 403 | && ![istarget hppa*64*-*-hpux*] \ |
3e3f011f | 404 | && ![istarget *-*-linux*] \ |
a9a704fc | 405 | && ![istarget frv-*-uclinux*] \ |
ead0c8f3 | 406 | && ![istarget bfin-*-uclinux] \ |
3e3f011f RS |
407 | && ![istarget *-*-irix5*] \ |
408 | && ![istarget *-*-irix6*] \ | |
e06d9b45 | 409 | && ![istarget *-*-netbsd*] \ |
3e3f011f RS |
410 | && ![istarget *-*-solaris2*] } { |
411 | return 0 | |
412 | } | |
413 | ||
414 | if { [istarget *-*-linux*aout*] \ | |
415 | || [istarget *-*-linux*oldld*] } { | |
416 | return 0 | |
417 | } | |
e06d9b45 JT |
418 | |
419 | if { ![istarget *-*-netbsdelf*] \ | |
420 | && ([istarget *-*-netbsd*aout*] \ | |
421 | || [istarget *-*-netbsdpe*] \ | |
422 | || [istarget arm*-*-netbsd*] \ | |
423 | || [istarget sparc-*-netbsd*] \ | |
424 | || [istarget i*86-*-netbsd*] \ | |
425 | || [istarget m68*-*-netbsd*] \ | |
426 | || [istarget vax-*-netbsd*] \ | |
427 | || [istarget ns32k-*-netbsd*]) } { | |
428 | return 0 | |
429 | } | |
3e3f011f RS |
430 | return 1 |
431 | } | |
432 | ||
3b6fe0cc | 433 | # True if the object format is known to be 64-bit ELF. |
7ed2b4e2 | 434 | # |
7ed2b4e2 L |
435 | proc is_elf64 { binary_file } { |
436 | global READELF | |
437 | global READELFFLAGS | |
438 | ||
439 | set readelf_size "" | |
440 | catch "exec $READELF $READELFFLAGS -h $binary_file > readelf.out" got | |
441 | ||
442 | if ![string match "" $got] then { | |
443 | return 0 | |
444 | } | |
445 | ||
446 | if { ![regexp "\n\[ \]*Class:\[ \]*ELF(\[0-9\]+)\n" \ | |
447 | [file_contents readelf.out] nil readelf_size] } { | |
448 | return 0 | |
449 | } | |
450 | ||
451 | if { $readelf_size == "64" } { | |
452 | return 1 | |
453 | } | |
454 | ||
455 | return 0 | |
456 | } | |
457 | ||
3b6fe0cc | 458 | # True if the object format is known to be a.out. |
25629536 | 459 | # |
25629536 AM |
460 | proc is_aout_format {} { |
461 | if { [istarget *-*-*\[ab\]out*] \ | |
462 | || [istarget *-*-linux*oldld*] \ | |
463 | || [istarget *-*-msdos*] \ | |
464 | || [istarget arm-*-netbsd] \ | |
465 | || [istarget i?86-*-netbsd] \ | |
466 | || [istarget i?86-*-mach*] \ | |
467 | || [istarget i?86-*-vsta] \ | |
468 | || [istarget pdp11-*-*] \ | |
469 | || [istarget m68*-ericsson-ose] \ | |
470 | || [istarget m68k-hp-bsd*] \ | |
471 | || [istarget m68*-*-hpux*] \ | |
472 | || [istarget m68*-*-netbsd] \ | |
473 | || [istarget m68*-*-netbsd*4k*] \ | |
474 | || [istarget m68k-sony-*] \ | |
475 | || [istarget m68*-sun-sunos\[34\]*] \ | |
476 | || [istarget m68*-wrs-vxworks*] \ | |
477 | || [istarget ns32k-*-*] \ | |
478 | || [istarget sparc*-*-netbsd] \ | |
479 | || [istarget sparc-sun-sunos4*] \ | |
480 | || [istarget vax-dec-ultrix*] \ | |
481 | || [istarget vax-*-netbsd] } { | |
482 | return 1 | |
483 | } | |
484 | return 0 | |
485 | } | |
486 | ||
3b6fe0cc | 487 | # True if the object format is known to be PE COFF. |
977cdf5a NC |
488 | # |
489 | proc is_pecoff_format {} { | |
0be14fe0 | 490 | if { ![istarget *-*-mingw*] \ |
977cdf5a | 491 | && ![istarget *-*-cygwin*] \ |
470c710e | 492 | && ![istarget *-*-cegcc*] \ |
977cdf5a NC |
493 | && ![istarget *-*-pe*] } { |
494 | return 0 | |
495 | } | |
496 | ||
497 | return 1 | |
498 | } | |
499 | ||
3b6fe0cc BE |
500 | # Compares two files line-by-line. |
501 | # Returns differences if exist. | |
502 | # Returns null if file(s) cannot be opened. | |
252b5132 RH |
503 | # |
504 | proc simple_diff { file_1 file_2 } { | |
505 | global target | |
3e8cba19 | 506 | |
252b5132 RH |
507 | set eof -1 |
508 | set differences 0 | |
3e8cba19 | 509 | |
252b5132 RH |
510 | if [file exists $file_1] then { |
511 | set file_a [open $file_1 r] | |
512 | } else { | |
513 | warning "$file_1 doesn't exist" | |
514 | return | |
515 | } | |
3e8cba19 | 516 | |
252b5132 RH |
517 | if [file exists $file_2] then { |
518 | set file_b [open $file_2 r] | |
519 | } else { | |
520 | fail "$file_2 doesn't exist" | |
521 | return | |
522 | } | |
3e8cba19 | 523 | |
252b5132 | 524 | verbose "# Diff'ing: $file_1 $file_2\n" 2 |
3e8cba19 | 525 | |
252b5132 RH |
526 | while { [gets $file_a line] != $eof } { |
527 | if [regexp "^#.*$" $line] then { | |
528 | continue | |
529 | } else { | |
530 | lappend list_a $line | |
531 | } | |
532 | } | |
533 | close $file_a | |
3e8cba19 | 534 | |
252b5132 RH |
535 | while { [gets $file_b line] != $eof } { |
536 | if [regexp "^#.*$" $line] then { | |
537 | continue | |
538 | } else { | |
539 | lappend list_b $line | |
540 | } | |
541 | } | |
542 | close $file_b | |
543 | ||
544 | for { set i 0 } { $i < [llength $list_a] } { incr i } { | |
545 | set line_a [lindex $list_a $i] | |
546 | set line_b [lindex $list_b $i] | |
547 | ||
548 | verbose "\t$file_1: $i: $line_a\n" 3 | |
549 | verbose "\t$file_2: $i: $line_b\n" 3 | |
550 | if [string compare $line_a $line_b] then { | |
551 | verbose -log "\t$file_1: $i: $line_a\n" | |
552 | verbose -log "\t$file_2: $i: $line_b\n" | |
553 | ||
554 | fail "Test: $target" | |
555 | return | |
556 | } | |
557 | } | |
3e8cba19 | 558 | |
252b5132 RH |
559 | if { [llength $list_a] != [llength $list_b] } { |
560 | fail "Test: $target" | |
561 | return | |
562 | } | |
563 | ||
564 | if $differences<1 then { | |
565 | pass "Test: $target" | |
566 | } | |
567 | } | |
568 | ||
3e8cba19 | 569 | # run_dump_test FILE |
261def70 HPN |
570 | # Copied from gas testsuite, tweaked and further extended. |
571 | # | |
572 | # Assemble a .s file, then run some utility on it and check the output. | |
3e8cba19 | 573 | # |
261def70 HPN |
574 | # There should be an assembly language file named FILE.s in the test |
575 | # suite directory, and a pattern file called FILE.d. `run_dump_test' | |
576 | # will assemble FILE.s, run some tool like `objdump', `objcopy', or | |
577 | # `nm' on the .o file to produce textual output, and then analyze that | |
578 | # with regexps. The FILE.d file specifies what program to run, and | |
579 | # what to expect in its output. | |
580 | # | |
581 | # The FILE.d file begins with zero or more option lines, which specify | |
582 | # flags to pass to the assembler, the program to run to dump the | |
583 | # assembler's output, and the options it wants. The option lines have | |
584 | # the syntax: | |
3e8cba19 | 585 | # |
261def70 | 586 | # # OPTION: VALUE |
3e8cba19 | 587 | # |
261def70 HPN |
588 | # OPTION is the name of some option, like "name" or "objdump", and |
589 | # VALUE is OPTION's value. The valid options are described below. | |
590 | # Whitespace is ignored everywhere, except within VALUE. The option | |
591 | # list ends with the first line that doesn't match the above syntax | |
592 | # (hmm, not great for error detection). | |
593 | # | |
594 | # The interesting options are: | |
3e8cba19 | 595 | # |
261def70 HPN |
596 | # name: TEST-NAME |
597 | # The name of this test, passed to DejaGNU's `pass' and `fail' | |
598 | # commands. If omitted, this defaults to FILE, the root of the | |
599 | # .s and .d files' names. | |
3e8cba19 | 600 | # |
261def70 HPN |
601 | # as: FLAGS |
602 | # When assembling, pass FLAGS to the assembler. | |
603 | # If assembling several files, you can pass different assembler | |
604 | # options in the "source" directives. See below. | |
605 | # | |
606 | # ld: FLAGS | |
607 | # Link assembled files using FLAGS, in the order of the "source" | |
608 | # directives, when using multiple files. | |
609 | # | |
d6e0b160 HPN |
610 | # ld_after_inputfiles: FLAGS |
611 | # Similar to "ld", but put after all input files. | |
612 | # | |
cfe5266f HPN |
613 | # objcopy_linked_file: FLAGS |
614 | # Run objcopy on the linked file with the specified flags. | |
615 | # This lets you transform the linked file using objcopy, before the | |
616 | # result is analyzed by an analyzer program specified below (which | |
617 | # may in turn *also* be objcopy). | |
618 | # | |
261def70 HPN |
619 | # PROG: PROGRAM-NAME |
620 | # The name of the program to run to analyze the .o file produced | |
621 | # by the assembler or the linker output. This can be omitted; | |
622 | # run_dump_test will guess which program to run by seeing which of | |
623 | # the flags options below is present. | |
624 | # | |
625 | # objdump: FLAGS | |
626 | # nm: FLAGS | |
627 | # objcopy: FLAGS | |
628 | # Use the specified program to analyze the assembler or linker | |
629 | # output file, and pass it FLAGS, in addition to the output name. | |
3e8cba19 AM |
630 | # Note that they are run with LC_ALL=C in the environment to give |
631 | # consistent sorting of symbols. | |
261def70 HPN |
632 | # |
633 | # source: SOURCE [FLAGS] | |
634 | # Assemble the file SOURCE.s using the flags in the "as" directive | |
635 | # and the (optional) FLAGS. If omitted, the source defaults to | |
636 | # FILE.s. | |
637 | # This is useful if several .d files want to share a .s file. | |
638 | # More than one "source" directive can be given, which is useful | |
639 | # when testing linking. | |
640 | # | |
641 | # xfail: TARGET | |
642 | # The test is expected to fail on TARGET. This may occur more than | |
643 | # once. | |
644 | # | |
645 | # target: TARGET | |
646 | # Only run the test for TARGET. This may occur more than once; the | |
33aa234e JK |
647 | # target being tested must match at least one. You may provide target |
648 | # name "cfi" for any target supporting the CFI statements. | |
261def70 HPN |
649 | # |
650 | # notarget: TARGET | |
651 | # Do not run the test for TARGET. This may occur more than once; | |
652 | # the target being tested must not match any of them. | |
653 | # | |
654 | # error: REGEX | |
655 | # An error with message matching REGEX must be emitted for the test | |
656 | # to pass. The PROG, objdump, nm and objcopy options have no | |
164de317 HPN |
657 | # meaning and need not supplied if this is present. Multiple "error" |
658 | # directives append to the expected linker error message. | |
261def70 | 659 | # |
bb00e284 HPN |
660 | # warning: REGEX |
661 | # Expect a linker warning matching REGEX. It is an error to issue | |
164de317 HPN |
662 | # both "error" and "warning". Multiple "warning" directives |
663 | # append to the expected linker warning message. | |
bb00e284 | 664 | # |
261def70 HPN |
665 | # Each option may occur at most once unless otherwise mentioned. |
666 | # | |
667 | # After the option lines come regexp lines. `run_dump_test' calls | |
668 | # `regexp_diff' to compare the output of the dumping tool against the | |
669 | # regexps in FILE.d. `regexp_diff' is defined later in this file; see | |
670 | # further comments there. | |
3b6fe0cc | 671 | # |
261def70 HPN |
672 | proc run_dump_test { name } { |
673 | global subdir srcdir | |
674 | global OBJDUMP NM AS OBJCOPY READELF LD | |
675 | global OBJDUMPFLAGS NMFLAGS ASFLAGS OBJCOPYFLAGS READELFFLAGS LDFLAGS | |
676 | global host_triplet runtests | |
9a2ee7fc | 677 | global env verbose |
261def70 HPN |
678 | |
679 | if [string match "*/*" $name] { | |
680 | set file $name | |
681 | set name [file tail $name] | |
682 | } else { | |
683 | set file "$srcdir/$subdir/$name" | |
684 | } | |
685 | ||
686 | if ![runtest_file_p $runtests $name] then { | |
687 | return | |
688 | } | |
689 | ||
690 | set opt_array [slurp_options "${file}.d"] | |
691 | if { $opt_array == -1 } { | |
692 | perror "error reading options from $file.d" | |
693 | unresolved $subdir/$name | |
694 | return | |
695 | } | |
696 | set dumpfile tmpdir/dump.out | |
697 | set run_ld 0 | |
cfe5266f | 698 | set run_objcopy 0 |
261def70 HPN |
699 | set opts(as) {} |
700 | set opts(ld) {} | |
d6e0b160 | 701 | set opts(ld_after_inputfiles) {} |
261def70 HPN |
702 | set opts(xfail) {} |
703 | set opts(target) {} | |
704 | set opts(notarget) {} | |
705 | set opts(objdump) {} | |
706 | set opts(nm) {} | |
707 | set opts(objcopy) {} | |
708 | set opts(readelf) {} | |
709 | set opts(name) {} | |
710 | set opts(PROG) {} | |
711 | set opts(source) {} | |
712 | set opts(error) {} | |
bb00e284 | 713 | set opts(warning) {} |
cfe5266f | 714 | set opts(objcopy_linked_file) {} |
b2da51b6 | 715 | set asflags(${file}.s) {} |
261def70 HPN |
716 | |
717 | foreach i $opt_array { | |
718 | set opt_name [lindex $i 0] | |
719 | set opt_val [lindex $i 1] | |
720 | if ![info exists opts($opt_name)] { | |
721 | perror "unknown option $opt_name in file $file.d" | |
722 | unresolved $subdir/$name | |
723 | return | |
724 | } | |
725 | ||
726 | switch -- $opt_name { | |
727 | xfail {} | |
728 | target {} | |
729 | notarget {} | |
164de317 HPN |
730 | warning {} |
731 | error {} | |
261def70 HPN |
732 | source { |
733 | # Move any source-specific as-flags to a separate array to | |
734 | # simplify processing. | |
735 | if { [llength $opt_val] > 1 } { | |
736 | set asflags([lindex $opt_val 0]) [lrange $opt_val 1 end] | |
737 | set opt_val [lindex $opt_val 0] | |
738 | } else { | |
739 | set asflags($opt_val) {} | |
740 | } | |
741 | } | |
742 | default { | |
743 | if [string length $opts($opt_name)] { | |
744 | perror "option $opt_name multiply set in $file.d" | |
745 | unresolved $subdir/$name | |
746 | return | |
747 | } | |
748 | ||
749 | # A single "# ld:" with no options should do the right thing. | |
750 | if { $opt_name == "ld" } { | |
751 | set run_ld 1 | |
752 | } | |
cfe5266f HPN |
753 | # Likewise objcopy_linked_file. |
754 | if { $opt_name == "objcopy_linked_file" } { | |
755 | set run_objcopy 1 | |
756 | } | |
261def70 HPN |
757 | } |
758 | } | |
7f6a71ff JM |
759 | if { $opt_name == "as" || $opt_name == "ld" } { |
760 | set opt_val [subst $opt_val] | |
761 | } | |
261def70 HPN |
762 | set opts($opt_name) [concat $opts($opt_name) $opt_val] |
763 | } | |
3935e1af RS |
764 | foreach opt { as ld } { |
765 | regsub {\[big_or_little_endian\]} $opts($opt) \ | |
766 | [big_or_little_endian] opts($opt) | |
767 | } | |
261def70 HPN |
768 | |
769 | # Decide early whether we should run the test for this target. | |
770 | if { [llength $opts(target)] > 0 } { | |
771 | set targmatch 0 | |
772 | foreach targ $opts(target) { | |
773 | if [istarget $targ] { | |
774 | set targmatch 1 | |
775 | break | |
776 | } | |
777 | } | |
778 | if { $targmatch == 0 } { | |
779 | return | |
780 | } | |
781 | } | |
782 | foreach targ $opts(notarget) { | |
783 | if [istarget $targ] { | |
784 | return | |
785 | } | |
786 | } | |
787 | ||
f364d1ca AM |
788 | set program "" |
789 | # It's meaningless to require an output-testing method when we | |
790 | # expect an error. | |
791 | if { $opts(error) == "" } { | |
792 | if {$opts(PROG) != ""} { | |
793 | switch -- $opts(PROG) { | |
794 | objdump { set program objdump } | |
795 | nm { set program nm } | |
796 | objcopy { set program objcopy } | |
797 | readelf { set program readelf } | |
798 | default | |
261def70 HPN |
799 | { perror "unrecognized program option $opts(PROG) in $file.d" |
800 | unresolved $subdir/$name | |
801 | return } | |
f364d1ca AM |
802 | } |
803 | } else { | |
261def70 | 804 | # Guess which program to run, by seeing which option was specified. |
f364d1ca AM |
805 | foreach p {objdump objcopy nm readelf} { |
806 | if {$opts($p) != ""} { | |
807 | if {$program != ""} { | |
808 | perror "ambiguous dump program in $file.d" | |
809 | unresolved $subdir/$name | |
810 | return | |
811 | } else { | |
812 | set program $p | |
813 | } | |
261def70 HPN |
814 | } |
815 | } | |
816 | } | |
f364d1ca | 817 | if { $program == "" && $opts(warning) == "" } { |
261def70 HPN |
818 | perror "dump program unspecified in $file.d" |
819 | unresolved $subdir/$name | |
820 | return | |
821 | } | |
822 | } | |
823 | ||
261def70 HPN |
824 | if { $opts(name) == "" } { |
825 | set testname "$subdir/$name" | |
826 | } else { | |
827 | set testname $opts(name) | |
828 | } | |
829 | ||
830 | if { $opts(source) == "" } { | |
831 | set sourcefiles [list ${file}.s] | |
832 | } else { | |
833 | set sourcefiles {} | |
834 | foreach sf $opts(source) { | |
b7b0b729 HPN |
835 | if { [string match "/*" $sf] } { |
836 | lappend sourcefiles "$sf" | |
f364d1ca | 837 | } else { |
b7b0b729 HPN |
838 | lappend sourcefiles "$srcdir/$subdir/$sf" |
839 | } | |
261def70 HPN |
840 | # Must have asflags indexed on source name. |
841 | set asflags($srcdir/$subdir/$sf) $asflags($sf) | |
842 | } | |
843 | } | |
844 | ||
845 | # Time to setup xfailures. | |
846 | foreach targ $opts(xfail) { | |
847 | setup_xfail $targ | |
848 | } | |
849 | ||
850 | # Assemble each file. | |
851 | set objfiles {} | |
852 | for { set i 0 } { $i < [llength $sourcefiles] } { incr i } { | |
853 | set sourcefile [lindex $sourcefiles $i] | |
854 | ||
855 | set objfile "tmpdir/dump$i.o" | |
30dabe8a | 856 | catch "exec rm -f $objfile" exec_output |
261def70 HPN |
857 | lappend objfiles $objfile |
858 | set cmd "$AS $ASFLAGS $opts(as) $asflags($sourcefile) -o $objfile $sourcefile" | |
859 | ||
860 | send_log "$cmd\n" | |
7f6a71ff JM |
861 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
862 | remote_upload host "ld.tmp" | |
863 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
864 | remote_file host delete "ld.tmp" | |
865 | remote_file build delete "ld.tmp" | |
261def70 | 866 | |
7f6a71ff | 867 | if { [lindex $cmdret 0] != 0 || ![string match "" $comp_output] } then { |
261def70 HPN |
868 | send_log "$comp_output\n" |
869 | verbose "$comp_output" 3 | |
f364d1ca AM |
870 | |
871 | set exitstat "succeeded" | |
872 | if { $cmdret != 0 } { set exitstat "failed" } | |
873 | verbose -log "$exitstat with: <$comp_output>" | |
261def70 HPN |
874 | fail $testname |
875 | return | |
876 | } | |
877 | } | |
878 | ||
f364d1ca AM |
879 | set expmsg $opts(error) |
880 | if { $opts(warning) != "" } { | |
881 | if { $expmsg != "" } { | |
882 | perror "$testname: mixing error and warning test-directives" | |
883 | return | |
884 | } | |
885 | set expmsg $opts(warning) | |
886 | } | |
887 | ||
261def70 HPN |
888 | # Perhaps link the file(s). |
889 | if { $run_ld } { | |
890 | set objfile "tmpdir/dump" | |
30dabe8a | 891 | catch "exec rm -f $objfile" exec_output |
3e3f011f RS |
892 | |
893 | # Add -L$srcdir/$subdir so that the linker command can use | |
894 | # linker scripts in the source directory. | |
895 | set cmd "$LD $LDFLAGS -L$srcdir/$subdir \ | |
d6e0b160 | 896 | $opts(ld) -o $objfile $objfiles $opts(ld_after_inputfiles)" |
261def70 HPN |
897 | |
898 | send_log "$cmd\n" | |
7f6a71ff JM |
899 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
900 | remote_upload host "ld.tmp" | |
d3746675 | 901 | set comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
902 | remote_file host delete "ld.tmp" |
903 | remote_file build delete "ld.tmp" | |
904 | set cmdret [lindex $cmdret 0] | |
cfe5266f | 905 | |
f364d1ca | 906 | if { $cmdret == 0 && $run_objcopy } { |
cfe5266f HPN |
907 | set infile $objfile |
908 | set objfile "tmpdir/dump1" | |
7f6a71ff | 909 | remote_file host delete $objfile |
cfe5266f HPN |
910 | |
911 | # Note that we don't use OBJCOPYFLAGS here; any flags must be | |
912 | # explicitly specified. | |
913 | set cmd "$OBJCOPY $opts(objcopy_linked_file) $infile $objfile" | |
914 | ||
915 | send_log "$cmd\n" | |
7f6a71ff JM |
916 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
917 | remote_upload host "ld.tmp" | |
d3746675 | 918 | append comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
919 | remote_file host delete "ld.tmp" |
920 | remote_file build delete "ld.tmp" | |
921 | set cmdret [lindex $cmdret 0] | |
f364d1ca AM |
922 | } |
923 | ||
7f6a71ff | 924 | regsub "\n$" $comp_output "" comp_output |
f364d1ca AM |
925 | if { $cmdret != 0 || $comp_output != "" || $expmsg != "" } then { |
926 | set exitstat "succeeded" | |
927 | if { $cmdret != 0 } { set exitstat "failed" } | |
928 | verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>" | |
929 | send_log "$comp_output\n" | |
930 | verbose "$comp_output" 3 | |
931 | ||
164de317 HPN |
932 | if { ($expmsg == "") == ($comp_output == "") \ |
933 | && [regexp $expmsg $comp_output] \ | |
934 | && (($cmdret == 0) == ($opts(error) == "")) } { | |
f364d1ca AM |
935 | # We have the expected output from ld. |
936 | if { $opts(error) != "" || $program == "" } { | |
937 | pass $testname | |
938 | return | |
cfe5266f | 939 | } |
f364d1ca AM |
940 | } else { |
941 | verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>" | |
cfe5266f HPN |
942 | fail $testname |
943 | return | |
944 | } | |
945 | } | |
261def70 HPN |
946 | } else { |
947 | set objfile "tmpdir/dump0.o" | |
948 | } | |
949 | ||
950 | # We must not have expected failure if we get here. | |
951 | if { $opts(error) != "" } { | |
952 | fail $testname | |
cfe5266f | 953 | return |
261def70 HPN |
954 | } |
955 | ||
f364d1ca AM |
956 | set progopts1 $opts($program) |
957 | eval set progopts \$[string toupper $program]FLAGS | |
958 | eval set binary \$[string toupper $program] | |
959 | ||
7f6a71ff | 960 | if { ![is_remote host] && [which $binary] == 0 } { |
261def70 HPN |
961 | untested $testname |
962 | return | |
963 | } | |
964 | ||
965 | if { $progopts1 == "" } { set $progopts1 "-r" } | |
966 | verbose "running $binary $progopts $progopts1" 3 | |
967 | ||
968 | # Objcopy, unlike the other two, won't send its output to stdout, | |
969 | # so we have to run it specially. | |
3e8cba19 | 970 | set cmd "$binary $progopts $progopts1 $objfile > $dumpfile" |
261def70 HPN |
971 | if { $program == "objcopy" } { |
972 | set cmd "$binary $progopts $progopts1 $objfile $dumpfile" | |
3e8cba19 AM |
973 | } |
974 | ||
975 | # Ensure consistent sorting of symbols | |
976 | if {[info exists env(LC_ALL)]} { | |
977 | set old_lc_all $env(LC_ALL) | |
978 | } | |
979 | set env(LC_ALL) "C" | |
980 | send_log "$cmd\n" | |
7f6a71ff | 981 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>ld.tmp"]] "" "/dev/null"] |
164de317 | 982 | set cmdret [lindex $cmdret 0] |
7f6a71ff JM |
983 | remote_upload host "ld.tmp" |
984 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
985 | remote_file host delete "ld.tmp" | |
986 | remote_file build delete "ld.tmp" | |
3e8cba19 AM |
987 | if {[info exists old_lc_all]} { |
988 | set env(LC_ALL) $old_lc_all | |
261def70 | 989 | } else { |
3e8cba19 AM |
990 | unset env(LC_ALL) |
991 | } | |
164de317 HPN |
992 | if { $cmdret != 0 || $comp_output != "" } { |
993 | send_log "exited abnormally with $cmdret, output:$comp_output\n" | |
3e8cba19 AM |
994 | fail $testname |
995 | return | |
261def70 HPN |
996 | } |
997 | ||
9a2ee7fc | 998 | if { $verbose > 2 } then { verbose "output is [file_contents $dumpfile]" 3 } |
261def70 HPN |
999 | if { [regexp_diff $dumpfile "${file}.d"] } then { |
1000 | fail $testname | |
9a2ee7fc | 1001 | if { $verbose == 2 } then { verbose "output is [file_contents $dumpfile]" 2 } |
261def70 HPN |
1002 | return |
1003 | } | |
1004 | ||
1005 | pass $testname | |
1006 | } | |
1007 | ||
1008 | proc slurp_options { file } { | |
1009 | if [catch { set f [open $file r] } x] { | |
1010 | #perror "couldn't open `$file': $x" | |
1011 | perror "$x" | |
1012 | return -1 | |
1013 | } | |
1014 | set opt_array {} | |
1015 | # whitespace expression | |
1016 | set ws {[ ]*} | |
1017 | set nws {[^ ]*} | |
1018 | # whitespace is ignored anywhere except within the options list; | |
cfe5266f HPN |
1019 | # option names are alphabetic plus underscore only. |
1020 | set pat "^#${ws}(\[a-zA-Z_\]*)$ws:${ws}(.*)$ws\$" | |
261def70 HPN |
1021 | while { [gets $f line] != -1 } { |
1022 | set line [string trim $line] | |
1023 | # Whitespace here is space-tab. | |
1024 | if [regexp $pat $line xxx opt_name opt_val] { | |
1025 | # match! | |
1026 | lappend opt_array [list $opt_name $opt_val] | |
1027 | } else { | |
1028 | break | |
1029 | } | |
1030 | } | |
1031 | close $f | |
1032 | return $opt_array | |
1033 | } | |
1034 | ||
1035 | # regexp_diff, copied from gas, based on simple_diff above. | |
1036 | # compares two files line-by-line | |
1037 | # file1 contains strings, file2 contains regexps and #-comments | |
1038 | # blank lines are ignored in either file | |
1039 | # returns non-zero if differences exist | |
1040 | # | |
1041 | proc regexp_diff { file_1 file_2 } { | |
1042 | ||
1043 | set eof -1 | |
1044 | set end_1 0 | |
1045 | set end_2 0 | |
1046 | set differences 0 | |
1047 | set diff_pass 0 | |
bb6be443 | 1048 | set fail_if_match 0 |
261def70 HPN |
1049 | |
1050 | if [file exists $file_1] then { | |
1051 | set file_a [open $file_1 r] | |
1052 | } else { | |
1053 | warning "$file_1 doesn't exist" | |
1054 | return 1 | |
1055 | } | |
1056 | ||
1057 | if [file exists $file_2] then { | |
1058 | set file_b [open $file_2 r] | |
1059 | } else { | |
1060 | fail "$file_2 doesn't exist" | |
1061 | close $file_a | |
1062 | return 1 | |
1063 | } | |
1064 | ||
1065 | verbose " Regexp-diff'ing: $file_1 $file_2" 2 | |
1066 | ||
1067 | while { 1 } { | |
1068 | set line_a "" | |
1069 | set line_b "" | |
1070 | while { [string length $line_a] == 0 } { | |
1071 | if { [gets $file_a line_a] == $eof } { | |
1072 | set end_1 1 | |
1073 | break | |
1074 | } | |
1075 | } | |
1076 | while { [string length $line_b] == 0 || [string match "#*" $line_b] } { | |
1077 | if [ string match "#pass" $line_b ] { | |
1078 | set end_2 1 | |
1079 | set diff_pass 1 | |
1080 | break | |
bb6be443 JZ |
1081 | } elseif [ string match "#failif" $line_b ] { |
1082 | send_log "fail if no difference\n" | |
1083 | verbose "fail if no difference" 3 | |
1084 | set fail_if_match 1 | |
261def70 HPN |
1085 | } elseif [ string match "#..." $line_b ] { |
1086 | if { [gets $file_b line_b] == $eof } { | |
1087 | set end_2 1 | |
5cfd5a0c | 1088 | set diff_pass 1 |
261def70 HPN |
1089 | break |
1090 | } | |
1091 | verbose "looking for \"^$line_b$\"" 3 | |
1092 | while { ![regexp "^$line_b$" "$line_a"] } { | |
1093 | verbose "skipping \"$line_a\"" 3 | |
1094 | if { [gets $file_a line_a] == $eof } { | |
1095 | set end_1 1 | |
1096 | break | |
1097 | } | |
1098 | } | |
1099 | break | |
1100 | } | |
1101 | if { [gets $file_b line_b] == $eof } { | |
1102 | set end_2 1 | |
1103 | break | |
1104 | } | |
1105 | } | |
1106 | ||
3e8cba19 AM |
1107 | if { $diff_pass } { |
1108 | break | |
1109 | } elseif { $end_1 && $end_2 } { | |
261def70 HPN |
1110 | break |
1111 | } elseif { $end_1 } { | |
1112 | send_log "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1\n" | |
1113 | verbose "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1" 3 | |
1114 | set differences 1 | |
1115 | break | |
1116 | } elseif { $end_2 } { | |
1117 | send_log "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" | |
1118 | verbose "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" 3 | |
1119 | set differences 1 | |
1120 | break | |
1121 | } else { | |
1122 | verbose "regexp \"^$line_b$\"\nline \"$line_a\"" 3 | |
1123 | if ![regexp "^$line_b$" "$line_a"] { | |
1124 | send_log "regexp_diff match failure\n" | |
1125 | send_log "regexp \"^$line_b$\"\nline \"$line_a\"\n" | |
1126 | set differences 1 | |
1127 | } | |
1128 | } | |
1129 | } | |
1130 | ||
1131 | if { $differences == 0 && !$diff_pass && [eof $file_a] != [eof $file_b] } { | |
1132 | send_log "$file_1 and $file_2 are different lengths\n" | |
1133 | verbose "$file_1 and $file_2 are different lengths" 3 | |
1134 | set differences 1 | |
1135 | } | |
1136 | ||
bb6be443 JZ |
1137 | if { $fail_if_match } { |
1138 | if { $differences == 0 } { | |
1139 | set differences 1 | |
1140 | } else { | |
1141 | set differences 0 | |
1142 | } | |
1143 | } | |
1144 | ||
261def70 HPN |
1145 | close $file_a |
1146 | close $file_b | |
1147 | ||
1148 | return $differences | |
1149 | } | |
1150 | ||
1151 | proc file_contents { filename } { | |
1152 | set file [open $filename r] | |
1153 | set contents [read $file] | |
1154 | close $file | |
1155 | return $contents | |
1156 | } | |
bffbf940 | 1157 | |
d8880531 L |
1158 | # Create an archive using ar |
1159 | # | |
fa0a16b1 | 1160 | proc ar_simple_create { ar aropts target objects } { |
d8880531 L |
1161 | remote_file host delete $target |
1162 | ||
fa0a16b1 | 1163 | set exec_output [run_host_cmd "$ar" "$aropts rc $target $objects"] |
d8880531 L |
1164 | set exec_output [prune_warnings $exec_output] |
1165 | ||
1166 | if [string match "" $exec_output] then { | |
1167 | send_log "$exec_output\n" | |
1168 | return 1 | |
1169 | } else { | |
1170 | return 0 | |
1171 | } | |
1172 | } | |
1173 | ||
9147e853 JJ |
1174 | # List contains test-items with 3 items followed by 2 lists, one item and |
1175 | # one optional item: | |
fa0a16b1 | 1176 | # 0:name 1:ld/ar options 2:assembler options |
bffbf940 | 1177 | # 3:filenames of assembler files 4: action and options. 5: name of output file |
9147e853 | 1178 | # 6:compiler flags (optional) |
3b6fe0cc | 1179 | # |
bffbf940 JJ |
1180 | # Actions: |
1181 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
1182 | # nm: Apply nm options on result. Compare with regex (last arg). | |
1183 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
3b6fe0cc | 1184 | # |
bffbf940 JJ |
1185 | proc run_ld_link_tests { ldtests } { |
1186 | global ld | |
1187 | global as | |
1188 | global nm | |
d8880531 | 1189 | global ar |
bffbf940 JJ |
1190 | global objdump |
1191 | global READELF | |
1192 | global srcdir | |
1193 | global subdir | |
1194 | global env | |
9147e853 JJ |
1195 | global CC |
1196 | global CFLAGS | |
eca41774 | 1197 | global runtests |
bffbf940 JJ |
1198 | |
1199 | foreach testitem $ldtests { | |
1200 | set testname [lindex $testitem 0] | |
eca41774 DK |
1201 | |
1202 | if ![runtest_file_p $runtests $testname] then { | |
1203 | continue | |
1204 | } | |
1205 | ||
bffbf940 JJ |
1206 | set ld_options [lindex $testitem 1] |
1207 | set as_options [lindex $testitem 2] | |
9147e853 | 1208 | set src_files [lindex $testitem 3] |
bffbf940 JJ |
1209 | set actions [lindex $testitem 4] |
1210 | set binfile tmpdir/[lindex $testitem 5] | |
9147e853 | 1211 | set cflags [lindex $testitem 6] |
bffbf940 JJ |
1212 | set objfiles {} |
1213 | set is_unresolved 0 | |
1214 | set failed 0 | |
1215 | ||
1216 | # verbose -log "Testname is $testname" | |
1217 | # verbose -log "ld_options is $ld_options" | |
1218 | # verbose -log "as_options is $as_options" | |
9147e853 | 1219 | # verbose -log "src_files is $src_files" |
bffbf940 JJ |
1220 | # verbose -log "actions is $actions" |
1221 | # verbose -log "binfile is $binfile" | |
1222 | ||
1223 | # Assemble each file in the test. | |
9147e853 JJ |
1224 | foreach src_file $src_files { |
1225 | set objfile "tmpdir/[file rootname $src_file].o" | |
bffbf940 JJ |
1226 | lappend objfiles $objfile |
1227 | ||
9147e853 JJ |
1228 | if { [file extension $src_file] == ".c" } { |
1229 | set as_file "tmpdir/[file rootname $src_file].s" | |
1230 | if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] { | |
1231 | set is_unresolved 1 | |
1232 | break | |
1233 | } | |
1234 | } else { | |
1235 | set as_file "$srcdir/$subdir/$src_file" | |
1236 | } | |
1237 | if ![ld_assemble $as "$as_options $as_file" $objfile] { | |
bffbf940 JJ |
1238 | set is_unresolved 1 |
1239 | break | |
1240 | } | |
1241 | } | |
1242 | ||
1243 | # Catch assembler errors. | |
1244 | if { $is_unresolved != 0 } { | |
1245 | unresolved $testname | |
1246 | continue | |
1247 | } | |
1248 | ||
a7470592 | 1249 | if { [regexp ".*\\.a$" $binfile] } { |
fa0a16b1 | 1250 | if { ![ar_simple_create $ar $ld_options $binfile "$objfiles"] } { |
d8880531 L |
1251 | fail $testname |
1252 | set failed 1 | |
1253 | } else { | |
1254 | set failed 0 | |
1255 | } | |
fa0a16b1 | 1256 | } elseif { ![ld_simple_link $ld $binfile "-L$srcdir/$subdir $ld_options $objfiles"] } { |
bffbf940 | 1257 | fail $testname |
d8880531 | 1258 | set failed 1 |
bffbf940 JJ |
1259 | } else { |
1260 | set failed 0 | |
d8880531 L |
1261 | } |
1262 | ||
1263 | if { $failed == 0 } { | |
bffbf940 JJ |
1264 | foreach actionlist $actions { |
1265 | set action [lindex $actionlist 0] | |
1266 | set progopts [lindex $actionlist 1] | |
1267 | ||
1268 | # There are actions where we run regexp_diff on the | |
1269 | # output, and there are other actions (presumably). | |
1270 | # Handling of the former look the same. | |
1271 | set dump_prog "" | |
1272 | switch -- $action { | |
1273 | objdump | |
1274 | { set dump_prog $objdump } | |
1275 | nm | |
1276 | { set dump_prog $nm } | |
1277 | readelf | |
1278 | { set dump_prog $READELF } | |
1279 | default | |
1280 | { | |
1281 | perror "Unrecognized action $action" | |
1282 | set is_unresolved 1 | |
1283 | break | |
1284 | } | |
1285 | } | |
1286 | ||
1287 | if { $dump_prog != "" } { | |
1288 | set dumpfile [lindex $actionlist 2] | |
1289 | set binary $dump_prog | |
1290 | ||
1291 | # Ensure consistent sorting of symbols | |
1292 | if {[info exists env(LC_ALL)]} { | |
1293 | set old_lc_all $env(LC_ALL) | |
1294 | } | |
1295 | set env(LC_ALL) "C" | |
7f6a71ff JM |
1296 | set cmd "$binary $progopts $binfile" |
1297 | set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"] | |
bffbf940 | 1298 | send_log "$cmd\n" |
7f6a71ff JM |
1299 | remote_upload host "ld.stderr" |
1300 | set comp_output [prune_warnings [file_contents "ld.stderr"]] | |
1301 | remote_file host delete "ld.stderr" | |
1302 | remote_file build delete "ld.stderr" | |
1303 | ||
bffbf940 JJ |
1304 | if {[info exists old_lc_all]} { |
1305 | set env(LC_ALL) $old_lc_all | |
1306 | } else { | |
1307 | unset env(LC_ALL) | |
1308 | } | |
bffbf940 JJ |
1309 | |
1310 | if ![string match "" $comp_output] then { | |
1311 | send_log "$comp_output\n" | |
1312 | set failed 1 | |
1313 | break | |
1314 | } | |
1315 | ||
7f6a71ff JM |
1316 | remote_upload host "dump.out" |
1317 | ||
bffbf940 JJ |
1318 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { |
1319 | verbose "output is [file_contents "dump.out"]" 2 | |
1320 | set failed 1 | |
7f6a71ff JM |
1321 | remote_file build delete "dump.out" |
1322 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1323 | break |
1324 | } | |
7f6a71ff JM |
1325 | remote_file build delete "dump.out" |
1326 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1327 | } |
1328 | } | |
1329 | ||
1330 | if { $failed != 0 } { | |
1331 | fail $testname | |
1332 | } else { if { $is_unresolved == 0 } { | |
1333 | pass $testname | |
1334 | } } | |
1335 | } | |
1336 | ||
1337 | # Catch action errors. | |
1338 | if { $is_unresolved != 0 } { | |
1339 | unresolved $testname | |
1340 | continue | |
1341 | } | |
1342 | } | |
1343 | } | |
1344 | ||
252b5132 RH |
1345 | # This definition is taken from an unreleased version of DejaGnu. Once |
1346 | # that version gets released, and has been out in the world for a few | |
1347 | # months at least, it may be safe to delete this copy. | |
1348 | if ![string length [info proc prune_warnings]] { | |
1349 | # | |
1350 | # prune_warnings -- delete various system verbosities from TEXT | |
1351 | # | |
1352 | # An example is: | |
1353 | # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9 | |
1354 | # | |
1355 | # Sites with particular verbose os's may wish to override this in site.exp. | |
1356 | # | |
1357 | proc prune_warnings { text } { | |
1358 | # This is from sun4's. Do it for all machines for now. | |
1359 | # The "\\1" is to try to preserve a "\n" but only if necessary. | |
1360 | regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text | |
1361 | ||
1362 | # It might be tempting to get carried away and delete blank lines, etc. | |
1363 | # Just delete *exactly* what we're ask to, and that's it. | |
1364 | return $text | |
1365 | } | |
1366 | } | |
24edc24d | 1367 | |
c8c140d9 BE |
1368 | # targets_to_xfail is a list of target triplets to be xfailed. |
1369 | # ldtests contains test-items with 3 items followed by 1 lists, 2 items | |
fab4a87f | 1370 | # and 3 optional items: |
c8c140d9 BE |
1371 | # 0:name |
1372 | # 1:ld options | |
1373 | # 2:assembler options | |
55255dae | 1374 | # 3:filenames of source files |
c8c140d9 BE |
1375 | # 4:name of output file |
1376 | # 5:expected output | |
1377 | # 6:compiler flags (optional) | |
55255dae | 1378 | # 7:language (optional) |
fab4a87f | 1379 | # 8:linker warning (optional) |
c8c140d9 BE |
1380 | |
1381 | proc run_ld_link_exec_tests { targets_to_xfail ldtests } { | |
24edc24d L |
1382 | global ld |
1383 | global as | |
1384 | global srcdir | |
1385 | global subdir | |
1386 | global env | |
1387 | global CC | |
55255dae | 1388 | global CXX |
24edc24d | 1389 | global CFLAGS |
58ffc3bd | 1390 | global CXXFLAGS |
22ec3bd1 | 1391 | global errcnt |
fab4a87f | 1392 | global exec_output |
24edc24d L |
1393 | |
1394 | foreach testitem $ldtests { | |
c8c140d9 BE |
1395 | foreach target $targets_to_xfail { |
1396 | setup_xfail $target | |
1397 | } | |
24edc24d L |
1398 | set testname [lindex $testitem 0] |
1399 | set ld_options [lindex $testitem 1] | |
1400 | set as_options [lindex $testitem 2] | |
1401 | set src_files [lindex $testitem 3] | |
1402 | set binfile tmpdir/[lindex $testitem 4] | |
1403 | set expfile [lindex $testitem 5] | |
1404 | set cflags [lindex $testitem 6] | |
55255dae | 1405 | set lang [lindex $testitem 7] |
fab4a87f | 1406 | set warning [lindex $testitem 8] |
24edc24d | 1407 | set objfiles {} |
24edc24d L |
1408 | set failed 0 |
1409 | ||
1410 | # verbose -log "Testname is $testname" | |
1411 | # verbose -log "ld_options is $ld_options" | |
1412 | # verbose -log "as_options is $as_options" | |
1413 | # verbose -log "src_files is $src_files" | |
1414 | # verbose -log "actions is $actions" | |
1415 | # verbose -log "binfile is $binfile" | |
1416 | ||
1417 | # Assemble each file in the test. | |
1418 | foreach src_file $src_files { | |
1419 | set objfile "tmpdir/[file rootname $src_file].o" | |
1420 | lappend objfiles $objfile | |
1421 | ||
a10e6b21 L |
1422 | # We ignore warnings since some compilers may generate |
1423 | # incorrect section attributes and the assembler will warn | |
1424 | # them. | |
58ffc3bd MF |
1425 | if { [ string match "c++" $lang ] } { |
1426 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1427 | } else { | |
1428 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1429 | } | |
a10e6b21 L |
1430 | |
1431 | # We have to use $CC to build PIE and shared library. | |
55255dae L |
1432 | if { [ string match "c" $lang ] } { |
1433 | set link_proc ld_simple_link | |
1434 | set link_cmd $CC | |
1435 | } elseif { [ string match "c++" $lang ] } { | |
1436 | set link_proc ld_simple_link | |
1437 | set link_cmd $CXX | |
1438 | } elseif { [ string match "-shared" $ld_options ] \ | |
a10e6b21 L |
1439 | || [ string match "-pie" $ld_options ] } { |
1440 | set link_proc ld_simple_link | |
1441 | set link_cmd $CC | |
1442 | } else { | |
1443 | set link_proc ld_link | |
1444 | set link_cmd $ld | |
1445 | } | |
24edc24d | 1446 | |
a10e6b21 | 1447 | if ![$link_proc $link_cmd $binfile "-L$srcdir/$subdir $ld_options $objfiles"] { |
24edc24d L |
1448 | set failed 1 |
1449 | } else { | |
a10e6b21 | 1450 | set failed 0 |
fab4a87f L |
1451 | } |
1452 | ||
1453 | # Check if exec_output is expected. | |
1454 | if { $warning != "" } then { | |
1455 | verbose -log "returned with: <$exec_output>, expected: <$warning>" | |
1456 | if { [regexp $warning $exec_output] } then { | |
1457 | set failed 0 | |
1458 | } else { | |
1459 | set failed 1 | |
1460 | } | |
1461 | } | |
1462 | ||
1463 | if { $failed == 0 } { | |
a10e6b21 L |
1464 | send_log "Running: $binfile > $binfile.out\n" |
1465 | verbose "Running: $binfile > $binfile.out" | |
1466 | catch "exec $binfile > $binfile.out" exec_output | |
1467 | ||
24edc24d L |
1468 | if ![string match "" $exec_output] then { |
1469 | send_log "$exec_output\n" | |
1470 | verbose "$exec_output" 1 | |
1471 | set failed 1 | |
a10e6b21 L |
1472 | } else { |
1473 | send_log "diff $binfile.out $srcdir/$subdir/$expfile\n" | |
1474 | verbose "diff $binfile.out $srcdir/$subdir/$expfile" | |
1475 | catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output | |
1476 | set exec_output [prune_warnings $exec_output] | |
1477 | ||
1478 | if ![string match "" $exec_output] then { | |
1479 | send_log "$exec_output\n" | |
1480 | verbose "$exec_output" 1 | |
1481 | set failed 1 | |
1482 | } | |
24edc24d L |
1483 | } |
1484 | } | |
1485 | ||
1486 | if { $failed != 0 } { | |
1487 | fail $testname | |
22ec3bd1 L |
1488 | } else { |
1489 | set errcnt 0 | |
24edc24d | 1490 | pass $testname |
a10e6b21 | 1491 | } |
24edc24d | 1492 | } |
24edc24d L |
1493 | } |
1494 | } | |
d2dee3b2 L |
1495 | |
1496 | # List contains test-items with 3 items followed by 2 lists, one item and | |
1497 | # one optional item: | |
55255dae | 1498 | # 0:name |
fa0a16b1 | 1499 | # 1:ld or ar options |
55255dae L |
1500 | # 2:compile options |
1501 | # 3:filenames of source files | |
1502 | # 4:action and options. | |
1503 | # 5:name of output file | |
1504 | # 6:language (optional) | |
d2dee3b2 L |
1505 | # |
1506 | # Actions: | |
1507 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
1508 | # nm: Apply nm options on result. Compare with regex (last arg). | |
1509 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
1510 | # | |
1511 | proc run_cc_link_tests { ldtests } { | |
1512 | global nm | |
1513 | global objdump | |
1514 | global READELF | |
1515 | global srcdir | |
1516 | global subdir | |
1517 | global env | |
1518 | global CC | |
55255dae | 1519 | global CXX |
d2dee3b2 | 1520 | global CFLAGS |
58ffc3bd | 1521 | global CXXFLAGS |
d8880531 | 1522 | global ar |
d2dee3b2 L |
1523 | |
1524 | foreach testitem $ldtests { | |
1525 | set testname [lindex $testitem 0] | |
1526 | set ldflags [lindex $testitem 1] | |
1527 | set cflags [lindex $testitem 2] | |
1528 | set src_files [lindex $testitem 3] | |
1529 | set actions [lindex $testitem 4] | |
1530 | set binfile tmpdir/[lindex $testitem 5] | |
55255dae | 1531 | set lang [lindex $testitem 6] |
d2dee3b2 L |
1532 | set objfiles {} |
1533 | set is_unresolved 0 | |
1534 | set failed 0 | |
1535 | ||
1536 | # Compile each file in the test. | |
1537 | foreach src_file $src_files { | |
1538 | set objfile "tmpdir/[file rootname $src_file].o" | |
1539 | lappend objfiles $objfile | |
1540 | ||
1541 | # We ignore warnings since some compilers may generate | |
1542 | # incorrect section attributes and the assembler will warn | |
1543 | # them. | |
58ffc3bd MF |
1544 | if { [ string match "c++" $lang ] } { |
1545 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1546 | } else { | |
1547 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1548 | } | |
d2dee3b2 L |
1549 | } |
1550 | ||
1551 | # Clear error and warning counts. | |
1552 | reset_vars | |
1553 | ||
55255dae L |
1554 | if { [ string match "c++" $lang ] } { |
1555 | set cc_cmd $CXX | |
1556 | } else { | |
1557 | set cc_cmd $CC | |
1558 | } | |
1559 | ||
a7470592 | 1560 | if { [regexp ".*\\.a$" $binfile] } { |
fa0a16b1 | 1561 | if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } { |
d8880531 L |
1562 | fail $testname |
1563 | set failed 1 | |
1564 | } else { | |
1565 | set failed 0 | |
1566 | } | |
fa0a16b1 | 1567 | } elseif { ![ld_simple_link $cc_cmd $binfile "-L$srcdir/$subdir $ldflags $objfiles"] } { |
d2dee3b2 | 1568 | fail $testname |
d8880531 | 1569 | set failed 1 |
d2dee3b2 L |
1570 | } else { |
1571 | set failed 0 | |
d8880531 L |
1572 | } |
1573 | ||
1574 | if { $failed == 0 } { | |
d2dee3b2 L |
1575 | foreach actionlist $actions { |
1576 | set action [lindex $actionlist 0] | |
1577 | set progopts [lindex $actionlist 1] | |
1578 | ||
1579 | # There are actions where we run regexp_diff on the | |
1580 | # output, and there are other actions (presumably). | |
1581 | # Handling of the former look the same. | |
1582 | set dump_prog "" | |
1583 | switch -- $action { | |
1584 | objdump | |
1585 | { set dump_prog $objdump } | |
1586 | nm | |
1587 | { set dump_prog $nm } | |
1588 | readelf | |
1589 | { set dump_prog $READELF } | |
1590 | default | |
1591 | { | |
1592 | perror "Unrecognized action $action" | |
1593 | set is_unresolved 1 | |
1594 | break | |
1595 | } | |
1596 | } | |
1597 | ||
1598 | if { $dump_prog != "" } { | |
1599 | set dumpfile [lindex $actionlist 2] | |
1600 | set binary $dump_prog | |
1601 | ||
1602 | # Ensure consistent sorting of symbols | |
1603 | if {[info exists env(LC_ALL)]} { | |
1604 | set old_lc_all $env(LC_ALL) | |
1605 | } | |
1606 | set env(LC_ALL) "C" | |
1607 | set cmd "$binary $progopts $binfile > dump.out" | |
1608 | send_log "$cmd\n" | |
1609 | catch "exec $cmd" comp_output | |
1610 | if {[info exists old_lc_all]} { | |
1611 | set env(LC_ALL) $old_lc_all | |
1612 | } else { | |
1613 | unset env(LC_ALL) | |
1614 | } | |
1615 | set comp_output [prune_warnings $comp_output] | |
1616 | ||
1617 | if ![string match "" $comp_output] then { | |
1618 | send_log "$comp_output\n" | |
1619 | set failed 1 | |
1620 | break | |
1621 | } | |
1622 | ||
1623 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { | |
1624 | verbose "output is [file_contents "dump.out"]" 2 | |
1625 | set failed 1 | |
1626 | break | |
1627 | } | |
1628 | } | |
1629 | } | |
1630 | ||
1631 | if { $failed != 0 } { | |
1632 | fail $testname | |
1633 | } else { if { $is_unresolved == 0 } { | |
1634 | pass $testname | |
1635 | } } | |
1636 | } | |
1637 | ||
1638 | # Catch action errors. | |
1639 | if { $is_unresolved != 0 } { | |
1640 | unresolved $testname | |
1641 | continue | |
1642 | } | |
1643 | } | |
1644 | } | |
430a16a5 NC |
1645 | |
1646 | # Returns true if --gc-sections is supported on the target. | |
1647 | ||
1648 | proc check_gc_sections_available { } { | |
1649 | global gc_sections_available_saved | |
1650 | global ld | |
1651 | ||
1652 | if {![info exists gc_sections_available_saved]} { | |
1653 | # Some targets don't support gc-sections despite whatever's | |
1654 | # advertised by ld's options. | |
1655 | if { [istarget alpha*-*-*] | |
ec0c103c | 1656 | || [istarget mep-*-*] |
5a7c5e86 | 1657 | || [istarget ia64-*-*] |
b1435da1 | 1658 | || [istarget *-*-cygwin] |
5a7c5e86 | 1659 | || [istarget *-*-mingw*] } { |
430a16a5 NC |
1660 | set gc_sections_available_saved 0 |
1661 | return 0 | |
1662 | } | |
1663 | ||
1664 | # elf2flt uses -q (--emit-relocs), which is incompatible with | |
1665 | # --gc-sections. | |
1666 | if { [board_info target exists ldflags] | |
1667 | && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } { | |
1668 | set gc_sections_available_saved 0 | |
1669 | return 0 | |
1670 | } | |
1671 | ||
430a16a5 NC |
1672 | # Check if the ld used by gcc supports --gc-sections. |
1673 | set ld_output [remote_exec host $ld "--help"] | |
1674 | if { [ string first "--gc-sections" $ld_output ] >= 0 } { | |
1675 | set gc_sections_available_saved 1 | |
1676 | } else { | |
1677 | set gc_sections_available_saved 0 | |
1678 | } | |
1679 | } | |
1680 | return $gc_sections_available_saved | |
1681 | } | |
33aa234e JK |
1682 | |
1683 | # Check if the assembler supports CFI statements. | |
1684 | ||
1685 | proc check_as_cfi { } { | |
1686 | global check_as_cfi_result | |
1687 | global as | |
1688 | if [info exists check_as_cfi_result] { | |
1689 | return $check_as_cfi_result | |
1690 | } | |
1691 | set as_file "tmpdir/check_as_cfi.s" | |
1692 | set as_fh [open $as_file w 0666] | |
1693 | puts $as_fh "# Generated file. DO NOT EDIT" | |
1694 | puts $as_fh "\t.cfi_startproc" | |
1695 | puts $as_fh "\t.cfi_endproc" | |
1696 | close $as_fh | |
1697 | remote_download host $as_file | |
1698 | verbose -log "Checking CFI support:" | |
1699 | rename "perror" "check_as_cfi_perror" | |
1700 | proc perror { args } { } | |
1701 | set success [ld_assemble $as $as_file "/dev/null"] | |
1702 | rename "perror" "" | |
1703 | rename "check_as_cfi_perror" "perror" | |
1704 | #remote_file host delete $as_file | |
1705 | set check_as_cfi_result $success | |
1706 | return $success | |
1707 | } | |
1708 | ||
1709 | # Provide virtual target "cfi" for targets supporting CFI. | |
1710 | ||
1711 | rename "istarget" "istarget_ld" | |
1712 | proc istarget { target } { | |
1713 | if {$target == "cfi"} { | |
1714 | return [check_as_cfi] | |
1715 | } | |
1716 | return [istarget_ld $target] | |
1717 | } |