Commit | Line | Data |
---|---|---|
a2b64bed | 1 | # Support routines for LD testsuite. |
25629536 | 2 | # Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, |
cef3d14b | 3 | # 2004, 2005, 2006, 2007, 2008, 2009, 2010 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] | |
cef3d14b | 182 | set ldflags "" |
b0fe1bf3 | 183 | if { $ldparm > 0 } then { |
cef3d14b | 184 | set ldflags [string range $ld $ldparm end] |
b0fe1bf3 | 185 | set ldexe [string range $ld 0 $ldparm] |
cef3d14b | 186 | set ld $ldexe |
b0fe1bf3 AM |
187 | } |
188 | set ldexe [string replace $ldexe 0 [string last "/" $ldexe] ""] | |
0f84fde1 | 189 | if {[string match "*gcc*" $ldexe] || [string match "*++*" $ldexe]} then { |
cef3d14b | 190 | set ldflags "$gcc_ld_flag $ldflags" |
b765d4e3 L |
191 | } |
192 | ||
7f6a71ff | 193 | remote_file host delete $target |
fab4a87f | 194 | |
cef3d14b | 195 | set exec_output [run_host_cmd "$ld" "$ldflags $flags -o $target $objects"] |
7f6a71ff | 196 | set exec_output [prune_warnings $exec_output] |
252b5132 RH |
197 | |
198 | # We don't care if we get a warning about a non-existent start | |
199 | # symbol, since the default linker script might use ENTRY. | |
200 | regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output | |
201 | ||
202 | if [string match "" $exec_output] then { | |
203 | return 1 | |
204 | } else { | |
252b5132 RH |
205 | return 0 |
206 | } | |
207 | } | |
208 | ||
3b6fe0cc | 209 | # Compile an object using cc. |
252b5132 RH |
210 | # |
211 | proc default_ld_compile { cc source object } { | |
212 | global CFLAGS | |
58ffc3bd | 213 | global CXXFLAGS |
252b5132 RH |
214 | global srcdir |
215 | global subdir | |
216 | global host_triplet | |
217 | global gcc_gas_flag | |
218 | ||
219 | set cc_prog $cc | |
220 | if {[llength $cc_prog] > 1} then { | |
221 | set cc_prog [lindex $cc_prog 0] | |
222 | } | |
7f6a71ff | 223 | if {![is_remote host] && [which $cc_prog] == 0} then { |
252b5132 RH |
224 | perror "$cc_prog does not exist" |
225 | return 0 | |
226 | } | |
227 | ||
7f6a71ff JM |
228 | remote_file build delete "$object" |
229 | remote_file host delete "$object" | |
252b5132 | 230 | |
58ffc3bd | 231 | set flags "-I$srcdir/$subdir" |
252b5132 RH |
232 | |
233 | # If we are compiling with gcc, we want to add gcc_gas_flag to | |
234 | # flags. Rather than determine this in some complex way, we guess | |
235 | # based on the name of the compiler. | |
b0fe1bf3 AM |
236 | set ccexe $cc |
237 | set ccparm [string first " " $cc] | |
dec20c9e | 238 | set ccflags "" |
b0fe1bf3 | 239 | if { $ccparm > 0 } then { |
dec20c9e | 240 | set ccflags [string range $cc $ccparm end] |
b0fe1bf3 | 241 | set ccexe [string range $cc 0 $ccparm] |
dec20c9e | 242 | set cc $ccexe |
b0fe1bf3 AM |
243 | } |
244 | set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""] | |
0f84fde1 | 245 | if {[string match "*gcc*" $ccexe] || [string match "*++*" $ccexe]} then { |
252b5132 RH |
246 | set flags "$gcc_gas_flag $flags" |
247 | } | |
248 | ||
58ffc3bd MF |
249 | if {[string match "*++*" $ccexe]} { |
250 | set flags "$flags $CXXFLAGS" | |
251 | } else { | |
252 | set flags "$flags $CFLAGS" | |
253 | } | |
254 | ||
38e31547 | 255 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 256 | append flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
257 | } |
258 | ||
dec20c9e | 259 | verbose -log "$cc $flags $ccflags -c $source -o $object" |
252b5132 | 260 | |
7f6a71ff JM |
261 | set status [remote_exec host [concat sh -c [list "$cc $flags $ccflags -c $source -o $object 2>&1"]] "" "/dev/null" "ld.tmp"] |
262 | remote_upload host "ld.tmp" | |
263 | set exec_output [file_contents "ld.tmp"] | |
264 | remote_file build delete "ld.tmp" | |
265 | remote_file host delete "ld.tmp" | |
252b5132 RH |
266 | set exec_output [prune_warnings $exec_output] |
267 | if [string match "" $exec_output] then { | |
268 | if {![file exists $object]} then { | |
269 | regexp ".*/(\[^/\]*)$" $source all dobj | |
270 | regsub "\\.c" $dobj ".o" realobj | |
271 | verbose "looking for $realobj" | |
7f6a71ff | 272 | if {[remote_file host exists $realobj]} then { |
252b5132 | 273 | verbose -log "mv $realobj $object" |
7f6a71ff | 274 | remote_upload "$realobj" "$object" |
252b5132 RH |
275 | } else { |
276 | perror "$object not found after compilation" | |
277 | return 0 | |
278 | } | |
279 | } | |
280 | return 1 | |
281 | } else { | |
282 | verbose -log "$exec_output" | |
283 | perror "$source: compilation failed" | |
284 | return 0 | |
285 | } | |
286 | } | |
287 | ||
3b6fe0cc | 288 | # Assemble a file. |
252b5132 RH |
289 | # |
290 | proc default_ld_assemble { as source object } { | |
291 | global ASFLAGS | |
292 | global host_triplet | |
3e8cba19 | 293 | |
252b5132 RH |
294 | if ![info exists ASFLAGS] { set ASFLAGS "" } |
295 | ||
38e31547 | 296 | set flags [big_or_little_endian] |
7f6a71ff | 297 | set exec_output [run_host_cmd "$as" "$flags $ASFLAGS -o $object $source"] |
252b5132 RH |
298 | set exec_output [prune_warnings $exec_output] |
299 | if [string match "" $exec_output] then { | |
300 | return 1 | |
301 | } else { | |
252b5132 RH |
302 | perror "$source: assembly failed" |
303 | return 0 | |
304 | } | |
305 | } | |
306 | ||
3b6fe0cc | 307 | # Run nm on a file, putting the result in the array nm_output. |
252b5132 | 308 | # |
992c450d | 309 | proc default_ld_nm { nm nmflags object } { |
252b5132 RH |
310 | global NMFLAGS |
311 | global nm_output | |
312 | global host_triplet | |
313 | ||
77e0b0ef ILT |
314 | if {[info exists nm_output]} { |
315 | unset nm_output | |
316 | } | |
317 | ||
252b5132 RH |
318 | if ![info exists NMFLAGS] { set NMFLAGS "" } |
319 | ||
3e8cba19 AM |
320 | # Ensure consistent sorting of symbols |
321 | if {[info exists env(LC_ALL)]} { | |
322 | set old_lc_all $env(LC_ALL) | |
323 | } | |
324 | set env(LC_ALL) "C" | |
7f6a71ff | 325 | |
992c450d | 326 | verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out" |
252b5132 | 327 | |
7f6a71ff | 328 | set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"] |
3e8cba19 AM |
329 | if {[info exists old_lc_all]} { |
330 | set env(LC_ALL) $old_lc_all | |
331 | } else { | |
332 | unset env(LC_ALL) | |
333 | } | |
7f6a71ff JM |
334 | remote_upload host "ld.stderr" |
335 | remote_upload host "tmpdir/nm.out" "tmpdir/nm.out" | |
336 | set exec_output [prune_warnings [file_contents "ld.stderr"]] | |
337 | remote_file host delete "ld.stderr" | |
338 | remote_file build delete "ld.stderr" | |
252b5132 RH |
339 | if [string match "" $exec_output] then { |
340 | set file [open tmpdir/nm.out r] | |
341 | while { [gets $file line] != -1 } { | |
342 | verbose "$line" 2 | |
dbc37f89 | 343 | if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] { |
252b5132 RH |
344 | set name [string trimleft $name "_"] |
345 | verbose "Setting nm_output($name) to 0x$value" 2 | |
346 | set nm_output($name) 0x$value | |
347 | } | |
348 | } | |
349 | close $file | |
350 | return 1 | |
351 | } else { | |
352 | verbose -log "$exec_output" | |
353 | perror "$object: nm failed" | |
354 | return 0 | |
355 | } | |
356 | } | |
357 | ||
1b662205 AM |
358 | # Define various symbols needed when not linking against all |
359 | # target libs. | |
360 | proc ld_simple_link_defsyms {} { | |
361 | ||
362 | set flags "--defsym __stack_chk_fail=0" | |
363 | ||
364 | # ARM targets call __gccmain | |
365 | if {[istarget arm*-*-*] || \ | |
366 | [istarget strongarm*-*-*] || \ | |
367 | [istarget xscale*-*-*] || \ | |
368 | [istarget thumb-*-*] } { | |
369 | append flags " --defsym __gccmain=0" | |
370 | } | |
371 | ||
372 | # PowerPC EABI code calls __eabi. | |
373 | if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} { | |
374 | append flags " --defsym __eabi=0" | |
375 | } | |
376 | ||
377 | # mn10200 code calls __truncsipsi2_d0_d2. | |
378 | if {[istarget mn10200*-*-*]} then { | |
379 | append flags " --defsym __truncsipsi2_d0_d2=0" | |
380 | } | |
381 | ||
382 | # m6811/m6812 code has references to soft registers. | |
383 | if {[istarget m6811-*-*] || [istarget m6812-*-*]} { | |
384 | append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0" | |
385 | append flags " --defsym _.d3=0 --defsym _.d4=0" | |
386 | append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0" | |
387 | } | |
388 | ||
389 | # Some OpenBSD targets have ProPolice and reference __guard and | |
390 | # __stack_smash_handler. | |
391 | if [istarget *-*-openbsd*] { | |
392 | append flags " --defsym __guard=0" | |
393 | append flags " --defsym __stack_smash_handler=0" | |
394 | } | |
395 | ||
396 | return $flags | |
397 | } | |
398 | ||
3b6fe0cc | 399 | # True if the object format is known to be ELF. |
3e3f011f RS |
400 | # |
401 | proc is_elf_format {} { | |
402 | if { ![istarget *-*-sysv4*] \ | |
403 | && ![istarget *-*-unixware*] \ | |
404 | && ![istarget *-*-elf*] \ | |
405 | && ![istarget *-*-eabi*] \ | |
43f9d75b | 406 | && ![istarget hppa*64*-*-hpux*] \ |
3e3f011f | 407 | && ![istarget *-*-linux*] \ |
a9a704fc | 408 | && ![istarget frv-*-uclinux*] \ |
ead0c8f3 | 409 | && ![istarget bfin-*-uclinux] \ |
8e45593f | 410 | && ![istarget sh*-*-uclinux*] \ |
3e3f011f RS |
411 | && ![istarget *-*-irix5*] \ |
412 | && ![istarget *-*-irix6*] \ | |
e06d9b45 | 413 | && ![istarget *-*-netbsd*] \ |
3e3f011f RS |
414 | && ![istarget *-*-solaris2*] } { |
415 | return 0 | |
416 | } | |
417 | ||
418 | if { [istarget *-*-linux*aout*] \ | |
419 | || [istarget *-*-linux*oldld*] } { | |
420 | return 0 | |
421 | } | |
e06d9b45 JT |
422 | |
423 | if { ![istarget *-*-netbsdelf*] \ | |
424 | && ([istarget *-*-netbsd*aout*] \ | |
425 | || [istarget *-*-netbsdpe*] \ | |
426 | || [istarget arm*-*-netbsd*] \ | |
427 | || [istarget sparc-*-netbsd*] \ | |
428 | || [istarget i*86-*-netbsd*] \ | |
429 | || [istarget m68*-*-netbsd*] \ | |
430 | || [istarget vax-*-netbsd*] \ | |
431 | || [istarget ns32k-*-netbsd*]) } { | |
432 | return 0 | |
433 | } | |
3e3f011f RS |
434 | return 1 |
435 | } | |
436 | ||
3b6fe0cc | 437 | # True if the object format is known to be 64-bit ELF. |
7ed2b4e2 | 438 | # |
7ed2b4e2 L |
439 | proc is_elf64 { binary_file } { |
440 | global READELF | |
441 | global READELFFLAGS | |
442 | ||
443 | set readelf_size "" | |
444 | catch "exec $READELF $READELFFLAGS -h $binary_file > readelf.out" got | |
445 | ||
446 | if ![string match "" $got] then { | |
447 | return 0 | |
448 | } | |
449 | ||
450 | if { ![regexp "\n\[ \]*Class:\[ \]*ELF(\[0-9\]+)\n" \ | |
451 | [file_contents readelf.out] nil readelf_size] } { | |
452 | return 0 | |
453 | } | |
454 | ||
455 | if { $readelf_size == "64" } { | |
456 | return 1 | |
457 | } | |
458 | ||
459 | return 0 | |
460 | } | |
461 | ||
3b6fe0cc | 462 | # True if the object format is known to be a.out. |
25629536 | 463 | # |
25629536 AM |
464 | proc is_aout_format {} { |
465 | if { [istarget *-*-*\[ab\]out*] \ | |
466 | || [istarget *-*-linux*oldld*] \ | |
467 | || [istarget *-*-msdos*] \ | |
468 | || [istarget arm-*-netbsd] \ | |
469 | || [istarget i?86-*-netbsd] \ | |
470 | || [istarget i?86-*-mach*] \ | |
471 | || [istarget i?86-*-vsta] \ | |
472 | || [istarget pdp11-*-*] \ | |
473 | || [istarget m68*-ericsson-ose] \ | |
474 | || [istarget m68k-hp-bsd*] \ | |
475 | || [istarget m68*-*-hpux*] \ | |
476 | || [istarget m68*-*-netbsd] \ | |
477 | || [istarget m68*-*-netbsd*4k*] \ | |
478 | || [istarget m68k-sony-*] \ | |
479 | || [istarget m68*-sun-sunos\[34\]*] \ | |
480 | || [istarget m68*-wrs-vxworks*] \ | |
481 | || [istarget ns32k-*-*] \ | |
482 | || [istarget sparc*-*-netbsd] \ | |
483 | || [istarget sparc-sun-sunos4*] \ | |
484 | || [istarget vax-dec-ultrix*] \ | |
485 | || [istarget vax-*-netbsd] } { | |
486 | return 1 | |
487 | } | |
488 | return 0 | |
489 | } | |
490 | ||
3b6fe0cc | 491 | # True if the object format is known to be PE COFF. |
977cdf5a NC |
492 | # |
493 | proc is_pecoff_format {} { | |
0be14fe0 | 494 | if { ![istarget *-*-mingw*] \ |
977cdf5a | 495 | && ![istarget *-*-cygwin*] \ |
470c710e | 496 | && ![istarget *-*-cegcc*] \ |
977cdf5a NC |
497 | && ![istarget *-*-pe*] } { |
498 | return 0 | |
499 | } | |
500 | ||
501 | return 1 | |
502 | } | |
503 | ||
3b6fe0cc BE |
504 | # Compares two files line-by-line. |
505 | # Returns differences if exist. | |
506 | # Returns null if file(s) cannot be opened. | |
252b5132 RH |
507 | # |
508 | proc simple_diff { file_1 file_2 } { | |
509 | global target | |
3e8cba19 | 510 | |
252b5132 RH |
511 | set eof -1 |
512 | set differences 0 | |
3e8cba19 | 513 | |
252b5132 RH |
514 | if [file exists $file_1] then { |
515 | set file_a [open $file_1 r] | |
516 | } else { | |
517 | warning "$file_1 doesn't exist" | |
518 | return | |
519 | } | |
3e8cba19 | 520 | |
252b5132 RH |
521 | if [file exists $file_2] then { |
522 | set file_b [open $file_2 r] | |
523 | } else { | |
524 | fail "$file_2 doesn't exist" | |
525 | return | |
526 | } | |
3e8cba19 | 527 | |
252b5132 | 528 | verbose "# Diff'ing: $file_1 $file_2\n" 2 |
3e8cba19 | 529 | |
252b5132 RH |
530 | while { [gets $file_a line] != $eof } { |
531 | if [regexp "^#.*$" $line] then { | |
532 | continue | |
533 | } else { | |
534 | lappend list_a $line | |
535 | } | |
536 | } | |
537 | close $file_a | |
3e8cba19 | 538 | |
252b5132 RH |
539 | while { [gets $file_b line] != $eof } { |
540 | if [regexp "^#.*$" $line] then { | |
541 | continue | |
542 | } else { | |
543 | lappend list_b $line | |
544 | } | |
545 | } | |
546 | close $file_b | |
547 | ||
548 | for { set i 0 } { $i < [llength $list_a] } { incr i } { | |
549 | set line_a [lindex $list_a $i] | |
550 | set line_b [lindex $list_b $i] | |
551 | ||
552 | verbose "\t$file_1: $i: $line_a\n" 3 | |
553 | verbose "\t$file_2: $i: $line_b\n" 3 | |
554 | if [string compare $line_a $line_b] then { | |
555 | verbose -log "\t$file_1: $i: $line_a\n" | |
556 | verbose -log "\t$file_2: $i: $line_b\n" | |
557 | ||
558 | fail "Test: $target" | |
559 | return | |
560 | } | |
561 | } | |
3e8cba19 | 562 | |
252b5132 RH |
563 | if { [llength $list_a] != [llength $list_b] } { |
564 | fail "Test: $target" | |
565 | return | |
566 | } | |
567 | ||
568 | if $differences<1 then { | |
569 | pass "Test: $target" | |
570 | } | |
571 | } | |
572 | ||
3e8cba19 | 573 | # run_dump_test FILE |
261def70 HPN |
574 | # Copied from gas testsuite, tweaked and further extended. |
575 | # | |
576 | # Assemble a .s file, then run some utility on it and check the output. | |
3e8cba19 | 577 | # |
261def70 HPN |
578 | # There should be an assembly language file named FILE.s in the test |
579 | # suite directory, and a pattern file called FILE.d. `run_dump_test' | |
580 | # will assemble FILE.s, run some tool like `objdump', `objcopy', or | |
581 | # `nm' on the .o file to produce textual output, and then analyze that | |
582 | # with regexps. The FILE.d file specifies what program to run, and | |
583 | # what to expect in its output. | |
584 | # | |
585 | # The FILE.d file begins with zero or more option lines, which specify | |
586 | # flags to pass to the assembler, the program to run to dump the | |
587 | # assembler's output, and the options it wants. The option lines have | |
588 | # the syntax: | |
3e8cba19 | 589 | # |
261def70 | 590 | # # OPTION: VALUE |
3e8cba19 | 591 | # |
261def70 HPN |
592 | # OPTION is the name of some option, like "name" or "objdump", and |
593 | # VALUE is OPTION's value. The valid options are described below. | |
594 | # Whitespace is ignored everywhere, except within VALUE. The option | |
595 | # list ends with the first line that doesn't match the above syntax | |
596 | # (hmm, not great for error detection). | |
597 | # | |
598 | # The interesting options are: | |
3e8cba19 | 599 | # |
261def70 HPN |
600 | # name: TEST-NAME |
601 | # The name of this test, passed to DejaGNU's `pass' and `fail' | |
602 | # commands. If omitted, this defaults to FILE, the root of the | |
603 | # .s and .d files' names. | |
3e8cba19 | 604 | # |
261def70 HPN |
605 | # as: FLAGS |
606 | # When assembling, pass FLAGS to the assembler. | |
607 | # If assembling several files, you can pass different assembler | |
608 | # options in the "source" directives. See below. | |
609 | # | |
610 | # ld: FLAGS | |
611 | # Link assembled files using FLAGS, in the order of the "source" | |
612 | # directives, when using multiple files. | |
613 | # | |
d6e0b160 HPN |
614 | # ld_after_inputfiles: FLAGS |
615 | # Similar to "ld", but put after all input files. | |
616 | # | |
cfe5266f HPN |
617 | # objcopy_linked_file: FLAGS |
618 | # Run objcopy on the linked file with the specified flags. | |
619 | # This lets you transform the linked file using objcopy, before the | |
620 | # result is analyzed by an analyzer program specified below (which | |
621 | # may in turn *also* be objcopy). | |
622 | # | |
261def70 HPN |
623 | # PROG: PROGRAM-NAME |
624 | # The name of the program to run to analyze the .o file produced | |
625 | # by the assembler or the linker output. This can be omitted; | |
626 | # run_dump_test will guess which program to run by seeing which of | |
627 | # the flags options below is present. | |
628 | # | |
629 | # objdump: FLAGS | |
630 | # nm: FLAGS | |
631 | # objcopy: FLAGS | |
632 | # Use the specified program to analyze the assembler or linker | |
633 | # output file, and pass it FLAGS, in addition to the output name. | |
3e8cba19 AM |
634 | # Note that they are run with LC_ALL=C in the environment to give |
635 | # consistent sorting of symbols. | |
261def70 HPN |
636 | # |
637 | # source: SOURCE [FLAGS] | |
638 | # Assemble the file SOURCE.s using the flags in the "as" directive | |
639 | # and the (optional) FLAGS. If omitted, the source defaults to | |
640 | # FILE.s. | |
641 | # This is useful if several .d files want to share a .s file. | |
642 | # More than one "source" directive can be given, which is useful | |
643 | # when testing linking. | |
644 | # | |
645 | # xfail: TARGET | |
646 | # The test is expected to fail on TARGET. This may occur more than | |
647 | # once. | |
648 | # | |
649 | # target: TARGET | |
650 | # Only run the test for TARGET. This may occur more than once; the | |
33aa234e JK |
651 | # target being tested must match at least one. You may provide target |
652 | # name "cfi" for any target supporting the CFI statements. | |
261def70 HPN |
653 | # |
654 | # notarget: TARGET | |
655 | # Do not run the test for TARGET. This may occur more than once; | |
656 | # the target being tested must not match any of them. | |
657 | # | |
658 | # error: REGEX | |
659 | # An error with message matching REGEX must be emitted for the test | |
660 | # to pass. The PROG, objdump, nm and objcopy options have no | |
164de317 HPN |
661 | # meaning and need not supplied if this is present. Multiple "error" |
662 | # directives append to the expected linker error message. | |
261def70 | 663 | # |
bb00e284 HPN |
664 | # warning: REGEX |
665 | # Expect a linker warning matching REGEX. It is an error to issue | |
164de317 HPN |
666 | # both "error" and "warning". Multiple "warning" directives |
667 | # append to the expected linker warning message. | |
bb00e284 | 668 | # |
261def70 HPN |
669 | # Each option may occur at most once unless otherwise mentioned. |
670 | # | |
671 | # After the option lines come regexp lines. `run_dump_test' calls | |
672 | # `regexp_diff' to compare the output of the dumping tool against the | |
673 | # regexps in FILE.d. `regexp_diff' is defined later in this file; see | |
674 | # further comments there. | |
3b6fe0cc | 675 | # |
261def70 HPN |
676 | proc run_dump_test { name } { |
677 | global subdir srcdir | |
678 | global OBJDUMP NM AS OBJCOPY READELF LD | |
679 | global OBJDUMPFLAGS NMFLAGS ASFLAGS OBJCOPYFLAGS READELFFLAGS LDFLAGS | |
680 | global host_triplet runtests | |
9a2ee7fc | 681 | global env verbose |
261def70 HPN |
682 | |
683 | if [string match "*/*" $name] { | |
684 | set file $name | |
685 | set name [file tail $name] | |
686 | } else { | |
687 | set file "$srcdir/$subdir/$name" | |
688 | } | |
689 | ||
690 | if ![runtest_file_p $runtests $name] then { | |
691 | return | |
692 | } | |
693 | ||
694 | set opt_array [slurp_options "${file}.d"] | |
695 | if { $opt_array == -1 } { | |
696 | perror "error reading options from $file.d" | |
697 | unresolved $subdir/$name | |
698 | return | |
699 | } | |
700 | set dumpfile tmpdir/dump.out | |
701 | set run_ld 0 | |
cfe5266f | 702 | set run_objcopy 0 |
261def70 HPN |
703 | set opts(as) {} |
704 | set opts(ld) {} | |
d6e0b160 | 705 | set opts(ld_after_inputfiles) {} |
261def70 HPN |
706 | set opts(xfail) {} |
707 | set opts(target) {} | |
708 | set opts(notarget) {} | |
709 | set opts(objdump) {} | |
710 | set opts(nm) {} | |
711 | set opts(objcopy) {} | |
712 | set opts(readelf) {} | |
713 | set opts(name) {} | |
714 | set opts(PROG) {} | |
715 | set opts(source) {} | |
716 | set opts(error) {} | |
bb00e284 | 717 | set opts(warning) {} |
cfe5266f | 718 | set opts(objcopy_linked_file) {} |
b2da51b6 | 719 | set asflags(${file}.s) {} |
261def70 HPN |
720 | |
721 | foreach i $opt_array { | |
722 | set opt_name [lindex $i 0] | |
723 | set opt_val [lindex $i 1] | |
724 | if ![info exists opts($opt_name)] { | |
725 | perror "unknown option $opt_name in file $file.d" | |
726 | unresolved $subdir/$name | |
727 | return | |
728 | } | |
729 | ||
730 | switch -- $opt_name { | |
731 | xfail {} | |
732 | target {} | |
733 | notarget {} | |
164de317 HPN |
734 | warning {} |
735 | error {} | |
261def70 HPN |
736 | source { |
737 | # Move any source-specific as-flags to a separate array to | |
738 | # simplify processing. | |
739 | if { [llength $opt_val] > 1 } { | |
740 | set asflags([lindex $opt_val 0]) [lrange $opt_val 1 end] | |
741 | set opt_val [lindex $opt_val 0] | |
742 | } else { | |
743 | set asflags($opt_val) {} | |
744 | } | |
745 | } | |
746 | default { | |
747 | if [string length $opts($opt_name)] { | |
748 | perror "option $opt_name multiply set in $file.d" | |
749 | unresolved $subdir/$name | |
750 | return | |
751 | } | |
752 | ||
753 | # A single "# ld:" with no options should do the right thing. | |
754 | if { $opt_name == "ld" } { | |
755 | set run_ld 1 | |
756 | } | |
cfe5266f HPN |
757 | # Likewise objcopy_linked_file. |
758 | if { $opt_name == "objcopy_linked_file" } { | |
759 | set run_objcopy 1 | |
760 | } | |
261def70 HPN |
761 | } |
762 | } | |
7f6a71ff JM |
763 | if { $opt_name == "as" || $opt_name == "ld" } { |
764 | set opt_val [subst $opt_val] | |
765 | } | |
261def70 HPN |
766 | set opts($opt_name) [concat $opts($opt_name) $opt_val] |
767 | } | |
3935e1af RS |
768 | foreach opt { as ld } { |
769 | regsub {\[big_or_little_endian\]} $opts($opt) \ | |
770 | [big_or_little_endian] opts($opt) | |
771 | } | |
261def70 HPN |
772 | |
773 | # Decide early whether we should run the test for this target. | |
774 | if { [llength $opts(target)] > 0 } { | |
775 | set targmatch 0 | |
776 | foreach targ $opts(target) { | |
777 | if [istarget $targ] { | |
778 | set targmatch 1 | |
779 | break | |
780 | } | |
781 | } | |
782 | if { $targmatch == 0 } { | |
783 | return | |
784 | } | |
785 | } | |
786 | foreach targ $opts(notarget) { | |
787 | if [istarget $targ] { | |
788 | return | |
789 | } | |
790 | } | |
791 | ||
f364d1ca AM |
792 | set program "" |
793 | # It's meaningless to require an output-testing method when we | |
794 | # expect an error. | |
795 | if { $opts(error) == "" } { | |
796 | if {$opts(PROG) != ""} { | |
797 | switch -- $opts(PROG) { | |
798 | objdump { set program objdump } | |
799 | nm { set program nm } | |
800 | objcopy { set program objcopy } | |
801 | readelf { set program readelf } | |
802 | default | |
261def70 HPN |
803 | { perror "unrecognized program option $opts(PROG) in $file.d" |
804 | unresolved $subdir/$name | |
805 | return } | |
f364d1ca AM |
806 | } |
807 | } else { | |
261def70 | 808 | # Guess which program to run, by seeing which option was specified. |
f364d1ca AM |
809 | foreach p {objdump objcopy nm readelf} { |
810 | if {$opts($p) != ""} { | |
811 | if {$program != ""} { | |
812 | perror "ambiguous dump program in $file.d" | |
813 | unresolved $subdir/$name | |
814 | return | |
815 | } else { | |
816 | set program $p | |
817 | } | |
261def70 HPN |
818 | } |
819 | } | |
820 | } | |
f364d1ca | 821 | if { $program == "" && $opts(warning) == "" } { |
261def70 HPN |
822 | perror "dump program unspecified in $file.d" |
823 | unresolved $subdir/$name | |
824 | return | |
825 | } | |
826 | } | |
827 | ||
261def70 HPN |
828 | if { $opts(name) == "" } { |
829 | set testname "$subdir/$name" | |
830 | } else { | |
831 | set testname $opts(name) | |
832 | } | |
833 | ||
834 | if { $opts(source) == "" } { | |
835 | set sourcefiles [list ${file}.s] | |
836 | } else { | |
837 | set sourcefiles {} | |
838 | foreach sf $opts(source) { | |
b7b0b729 HPN |
839 | if { [string match "/*" $sf] } { |
840 | lappend sourcefiles "$sf" | |
f364d1ca | 841 | } else { |
b7b0b729 HPN |
842 | lappend sourcefiles "$srcdir/$subdir/$sf" |
843 | } | |
261def70 HPN |
844 | # Must have asflags indexed on source name. |
845 | set asflags($srcdir/$subdir/$sf) $asflags($sf) | |
846 | } | |
847 | } | |
848 | ||
849 | # Time to setup xfailures. | |
850 | foreach targ $opts(xfail) { | |
851 | setup_xfail $targ | |
852 | } | |
853 | ||
854 | # Assemble each file. | |
855 | set objfiles {} | |
856 | for { set i 0 } { $i < [llength $sourcefiles] } { incr i } { | |
857 | set sourcefile [lindex $sourcefiles $i] | |
858 | ||
859 | set objfile "tmpdir/dump$i.o" | |
30dabe8a | 860 | catch "exec rm -f $objfile" exec_output |
261def70 HPN |
861 | lappend objfiles $objfile |
862 | set cmd "$AS $ASFLAGS $opts(as) $asflags($sourcefile) -o $objfile $sourcefile" | |
863 | ||
864 | send_log "$cmd\n" | |
7f6a71ff JM |
865 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
866 | remote_upload host "ld.tmp" | |
867 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
868 | remote_file host delete "ld.tmp" | |
869 | remote_file build delete "ld.tmp" | |
261def70 | 870 | |
7f6a71ff | 871 | if { [lindex $cmdret 0] != 0 || ![string match "" $comp_output] } then { |
261def70 HPN |
872 | send_log "$comp_output\n" |
873 | verbose "$comp_output" 3 | |
f364d1ca AM |
874 | |
875 | set exitstat "succeeded" | |
876 | if { $cmdret != 0 } { set exitstat "failed" } | |
877 | verbose -log "$exitstat with: <$comp_output>" | |
261def70 HPN |
878 | fail $testname |
879 | return | |
880 | } | |
881 | } | |
882 | ||
f364d1ca AM |
883 | set expmsg $opts(error) |
884 | if { $opts(warning) != "" } { | |
885 | if { $expmsg != "" } { | |
886 | perror "$testname: mixing error and warning test-directives" | |
887 | return | |
888 | } | |
889 | set expmsg $opts(warning) | |
890 | } | |
891 | ||
261def70 HPN |
892 | # Perhaps link the file(s). |
893 | if { $run_ld } { | |
894 | set objfile "tmpdir/dump" | |
30dabe8a | 895 | catch "exec rm -f $objfile" exec_output |
3e3f011f RS |
896 | |
897 | # Add -L$srcdir/$subdir so that the linker command can use | |
898 | # linker scripts in the source directory. | |
899 | set cmd "$LD $LDFLAGS -L$srcdir/$subdir \ | |
d6e0b160 | 900 | $opts(ld) -o $objfile $objfiles $opts(ld_after_inputfiles)" |
261def70 HPN |
901 | |
902 | send_log "$cmd\n" | |
7f6a71ff JM |
903 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
904 | remote_upload host "ld.tmp" | |
d3746675 | 905 | set comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
906 | remote_file host delete "ld.tmp" |
907 | remote_file build delete "ld.tmp" | |
908 | set cmdret [lindex $cmdret 0] | |
cfe5266f | 909 | |
f364d1ca | 910 | if { $cmdret == 0 && $run_objcopy } { |
cfe5266f HPN |
911 | set infile $objfile |
912 | set objfile "tmpdir/dump1" | |
7f6a71ff | 913 | remote_file host delete $objfile |
cfe5266f HPN |
914 | |
915 | # Note that we don't use OBJCOPYFLAGS here; any flags must be | |
916 | # explicitly specified. | |
917 | set cmd "$OBJCOPY $opts(objcopy_linked_file) $infile $objfile" | |
918 | ||
919 | send_log "$cmd\n" | |
7f6a71ff JM |
920 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
921 | remote_upload host "ld.tmp" | |
d3746675 | 922 | append comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
923 | remote_file host delete "ld.tmp" |
924 | remote_file build delete "ld.tmp" | |
925 | set cmdret [lindex $cmdret 0] | |
f364d1ca AM |
926 | } |
927 | ||
7f6a71ff | 928 | regsub "\n$" $comp_output "" comp_output |
f364d1ca AM |
929 | if { $cmdret != 0 || $comp_output != "" || $expmsg != "" } then { |
930 | set exitstat "succeeded" | |
931 | if { $cmdret != 0 } { set exitstat "failed" } | |
932 | verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>" | |
933 | send_log "$comp_output\n" | |
934 | verbose "$comp_output" 3 | |
935 | ||
164de317 HPN |
936 | if { ($expmsg == "") == ($comp_output == "") \ |
937 | && [regexp $expmsg $comp_output] \ | |
938 | && (($cmdret == 0) == ($opts(error) == "")) } { | |
f364d1ca AM |
939 | # We have the expected output from ld. |
940 | if { $opts(error) != "" || $program == "" } { | |
941 | pass $testname | |
942 | return | |
cfe5266f | 943 | } |
f364d1ca AM |
944 | } else { |
945 | verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>" | |
cfe5266f HPN |
946 | fail $testname |
947 | return | |
948 | } | |
949 | } | |
261def70 HPN |
950 | } else { |
951 | set objfile "tmpdir/dump0.o" | |
952 | } | |
953 | ||
954 | # We must not have expected failure if we get here. | |
955 | if { $opts(error) != "" } { | |
956 | fail $testname | |
cfe5266f | 957 | return |
261def70 HPN |
958 | } |
959 | ||
f364d1ca AM |
960 | set progopts1 $opts($program) |
961 | eval set progopts \$[string toupper $program]FLAGS | |
962 | eval set binary \$[string toupper $program] | |
963 | ||
7f6a71ff | 964 | if { ![is_remote host] && [which $binary] == 0 } { |
261def70 HPN |
965 | untested $testname |
966 | return | |
967 | } | |
968 | ||
969 | if { $progopts1 == "" } { set $progopts1 "-r" } | |
970 | verbose "running $binary $progopts $progopts1" 3 | |
971 | ||
972 | # Objcopy, unlike the other two, won't send its output to stdout, | |
973 | # so we have to run it specially. | |
3e8cba19 | 974 | set cmd "$binary $progopts $progopts1 $objfile > $dumpfile" |
261def70 HPN |
975 | if { $program == "objcopy" } { |
976 | set cmd "$binary $progopts $progopts1 $objfile $dumpfile" | |
3e8cba19 AM |
977 | } |
978 | ||
979 | # Ensure consistent sorting of symbols | |
980 | if {[info exists env(LC_ALL)]} { | |
981 | set old_lc_all $env(LC_ALL) | |
982 | } | |
983 | set env(LC_ALL) "C" | |
984 | send_log "$cmd\n" | |
7f6a71ff | 985 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>ld.tmp"]] "" "/dev/null"] |
164de317 | 986 | set cmdret [lindex $cmdret 0] |
7f6a71ff JM |
987 | remote_upload host "ld.tmp" |
988 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
989 | remote_file host delete "ld.tmp" | |
990 | remote_file build delete "ld.tmp" | |
3e8cba19 AM |
991 | if {[info exists old_lc_all]} { |
992 | set env(LC_ALL) $old_lc_all | |
261def70 | 993 | } else { |
3e8cba19 AM |
994 | unset env(LC_ALL) |
995 | } | |
164de317 HPN |
996 | if { $cmdret != 0 || $comp_output != "" } { |
997 | send_log "exited abnormally with $cmdret, output:$comp_output\n" | |
3e8cba19 AM |
998 | fail $testname |
999 | return | |
261def70 HPN |
1000 | } |
1001 | ||
9a2ee7fc | 1002 | if { $verbose > 2 } then { verbose "output is [file_contents $dumpfile]" 3 } |
261def70 HPN |
1003 | if { [regexp_diff $dumpfile "${file}.d"] } then { |
1004 | fail $testname | |
9a2ee7fc | 1005 | if { $verbose == 2 } then { verbose "output is [file_contents $dumpfile]" 2 } |
261def70 HPN |
1006 | return |
1007 | } | |
1008 | ||
1009 | pass $testname | |
1010 | } | |
1011 | ||
1012 | proc slurp_options { file } { | |
1013 | if [catch { set f [open $file r] } x] { | |
1014 | #perror "couldn't open `$file': $x" | |
1015 | perror "$x" | |
1016 | return -1 | |
1017 | } | |
1018 | set opt_array {} | |
1019 | # whitespace expression | |
1020 | set ws {[ ]*} | |
1021 | set nws {[^ ]*} | |
1022 | # whitespace is ignored anywhere except within the options list; | |
cfe5266f HPN |
1023 | # option names are alphabetic plus underscore only. |
1024 | set pat "^#${ws}(\[a-zA-Z_\]*)$ws:${ws}(.*)$ws\$" | |
261def70 HPN |
1025 | while { [gets $f line] != -1 } { |
1026 | set line [string trim $line] | |
1027 | # Whitespace here is space-tab. | |
1028 | if [regexp $pat $line xxx opt_name opt_val] { | |
1029 | # match! | |
1030 | lappend opt_array [list $opt_name $opt_val] | |
1031 | } else { | |
1032 | break | |
1033 | } | |
1034 | } | |
1035 | close $f | |
1036 | return $opt_array | |
1037 | } | |
1038 | ||
1039 | # regexp_diff, copied from gas, based on simple_diff above. | |
1040 | # compares two files line-by-line | |
1041 | # file1 contains strings, file2 contains regexps and #-comments | |
1042 | # blank lines are ignored in either file | |
1043 | # returns non-zero if differences exist | |
1044 | # | |
1045 | proc regexp_diff { file_1 file_2 } { | |
1046 | ||
1047 | set eof -1 | |
1048 | set end_1 0 | |
1049 | set end_2 0 | |
1050 | set differences 0 | |
1051 | set diff_pass 0 | |
bb6be443 | 1052 | set fail_if_match 0 |
261def70 HPN |
1053 | |
1054 | if [file exists $file_1] then { | |
1055 | set file_a [open $file_1 r] | |
1056 | } else { | |
1057 | warning "$file_1 doesn't exist" | |
1058 | return 1 | |
1059 | } | |
1060 | ||
1061 | if [file exists $file_2] then { | |
1062 | set file_b [open $file_2 r] | |
1063 | } else { | |
1064 | fail "$file_2 doesn't exist" | |
1065 | close $file_a | |
1066 | return 1 | |
1067 | } | |
1068 | ||
1069 | verbose " Regexp-diff'ing: $file_1 $file_2" 2 | |
1070 | ||
1071 | while { 1 } { | |
1072 | set line_a "" | |
1073 | set line_b "" | |
1074 | while { [string length $line_a] == 0 } { | |
1075 | if { [gets $file_a line_a] == $eof } { | |
1076 | set end_1 1 | |
1077 | break | |
1078 | } | |
1079 | } | |
1080 | while { [string length $line_b] == 0 || [string match "#*" $line_b] } { | |
1081 | if [ string match "#pass" $line_b ] { | |
1082 | set end_2 1 | |
1083 | set diff_pass 1 | |
1084 | break | |
bb6be443 JZ |
1085 | } elseif [ string match "#failif" $line_b ] { |
1086 | send_log "fail if no difference\n" | |
1087 | verbose "fail if no difference" 3 | |
1088 | set fail_if_match 1 | |
261def70 HPN |
1089 | } elseif [ string match "#..." $line_b ] { |
1090 | if { [gets $file_b line_b] == $eof } { | |
1091 | set end_2 1 | |
5cfd5a0c | 1092 | set diff_pass 1 |
261def70 HPN |
1093 | break |
1094 | } | |
1095 | verbose "looking for \"^$line_b$\"" 3 | |
1096 | while { ![regexp "^$line_b$" "$line_a"] } { | |
1097 | verbose "skipping \"$line_a\"" 3 | |
1098 | if { [gets $file_a line_a] == $eof } { | |
1099 | set end_1 1 | |
1100 | break | |
1101 | } | |
1102 | } | |
1103 | break | |
1104 | } | |
1105 | if { [gets $file_b line_b] == $eof } { | |
1106 | set end_2 1 | |
1107 | break | |
1108 | } | |
1109 | } | |
1110 | ||
3e8cba19 AM |
1111 | if { $diff_pass } { |
1112 | break | |
1113 | } elseif { $end_1 && $end_2 } { | |
261def70 HPN |
1114 | break |
1115 | } elseif { $end_1 } { | |
1116 | send_log "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1\n" | |
1117 | verbose "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1" 3 | |
1118 | set differences 1 | |
1119 | break | |
1120 | } elseif { $end_2 } { | |
1121 | send_log "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" | |
1122 | verbose "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" 3 | |
1123 | set differences 1 | |
1124 | break | |
1125 | } else { | |
1126 | verbose "regexp \"^$line_b$\"\nline \"$line_a\"" 3 | |
1127 | if ![regexp "^$line_b$" "$line_a"] { | |
1128 | send_log "regexp_diff match failure\n" | |
1129 | send_log "regexp \"^$line_b$\"\nline \"$line_a\"\n" | |
1130 | set differences 1 | |
1131 | } | |
1132 | } | |
1133 | } | |
1134 | ||
1135 | if { $differences == 0 && !$diff_pass && [eof $file_a] != [eof $file_b] } { | |
1136 | send_log "$file_1 and $file_2 are different lengths\n" | |
1137 | verbose "$file_1 and $file_2 are different lengths" 3 | |
1138 | set differences 1 | |
1139 | } | |
1140 | ||
bb6be443 JZ |
1141 | if { $fail_if_match } { |
1142 | if { $differences == 0 } { | |
1143 | set differences 1 | |
1144 | } else { | |
1145 | set differences 0 | |
1146 | } | |
1147 | } | |
1148 | ||
261def70 HPN |
1149 | close $file_a |
1150 | close $file_b | |
1151 | ||
1152 | return $differences | |
1153 | } | |
1154 | ||
1155 | proc file_contents { filename } { | |
1156 | set file [open $filename r] | |
1157 | set contents [read $file] | |
1158 | close $file | |
1159 | return $contents | |
1160 | } | |
bffbf940 | 1161 | |
d8880531 L |
1162 | # Create an archive using ar |
1163 | # | |
fa0a16b1 | 1164 | proc ar_simple_create { ar aropts target objects } { |
d8880531 L |
1165 | remote_file host delete $target |
1166 | ||
fa0a16b1 | 1167 | set exec_output [run_host_cmd "$ar" "$aropts rc $target $objects"] |
d8880531 L |
1168 | set exec_output [prune_warnings $exec_output] |
1169 | ||
1170 | if [string match "" $exec_output] then { | |
1171 | send_log "$exec_output\n" | |
1172 | return 1 | |
1173 | } else { | |
1174 | return 0 | |
1175 | } | |
1176 | } | |
1177 | ||
9147e853 JJ |
1178 | # List contains test-items with 3 items followed by 2 lists, one item and |
1179 | # one optional item: | |
fa0a16b1 | 1180 | # 0:name 1:ld/ar options 2:assembler options |
bffbf940 | 1181 | # 3:filenames of assembler files 4: action and options. 5: name of output file |
9147e853 | 1182 | # 6:compiler flags (optional) |
3b6fe0cc | 1183 | # |
bffbf940 JJ |
1184 | # Actions: |
1185 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
1186 | # nm: Apply nm options on result. Compare with regex (last arg). | |
1187 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
3b6fe0cc | 1188 | # |
bffbf940 JJ |
1189 | proc run_ld_link_tests { ldtests } { |
1190 | global ld | |
1191 | global as | |
1192 | global nm | |
d8880531 | 1193 | global ar |
bffbf940 JJ |
1194 | global objdump |
1195 | global READELF | |
1196 | global srcdir | |
1197 | global subdir | |
1198 | global env | |
9147e853 JJ |
1199 | global CC |
1200 | global CFLAGS | |
eca41774 | 1201 | global runtests |
bffbf940 JJ |
1202 | |
1203 | foreach testitem $ldtests { | |
1204 | set testname [lindex $testitem 0] | |
eca41774 DK |
1205 | |
1206 | if ![runtest_file_p $runtests $testname] then { | |
1207 | continue | |
1208 | } | |
1209 | ||
bffbf940 JJ |
1210 | set ld_options [lindex $testitem 1] |
1211 | set as_options [lindex $testitem 2] | |
9147e853 | 1212 | set src_files [lindex $testitem 3] |
bffbf940 JJ |
1213 | set actions [lindex $testitem 4] |
1214 | set binfile tmpdir/[lindex $testitem 5] | |
9147e853 | 1215 | set cflags [lindex $testitem 6] |
bffbf940 JJ |
1216 | set objfiles {} |
1217 | set is_unresolved 0 | |
1218 | set failed 0 | |
1219 | ||
1220 | # verbose -log "Testname is $testname" | |
1221 | # verbose -log "ld_options is $ld_options" | |
1222 | # verbose -log "as_options is $as_options" | |
9147e853 | 1223 | # verbose -log "src_files is $src_files" |
bffbf940 JJ |
1224 | # verbose -log "actions is $actions" |
1225 | # verbose -log "binfile is $binfile" | |
1226 | ||
1227 | # Assemble each file in the test. | |
9147e853 JJ |
1228 | foreach src_file $src_files { |
1229 | set objfile "tmpdir/[file rootname $src_file].o" | |
bffbf940 JJ |
1230 | lappend objfiles $objfile |
1231 | ||
9147e853 JJ |
1232 | if { [file extension $src_file] == ".c" } { |
1233 | set as_file "tmpdir/[file rootname $src_file].s" | |
1234 | if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] { | |
1235 | set is_unresolved 1 | |
1236 | break | |
1237 | } | |
1238 | } else { | |
1239 | set as_file "$srcdir/$subdir/$src_file" | |
1240 | } | |
1241 | if ![ld_assemble $as "$as_options $as_file" $objfile] { | |
bffbf940 JJ |
1242 | set is_unresolved 1 |
1243 | break | |
1244 | } | |
1245 | } | |
1246 | ||
1247 | # Catch assembler errors. | |
1248 | if { $is_unresolved != 0 } { | |
1249 | unresolved $testname | |
1250 | continue | |
1251 | } | |
1252 | ||
a7470592 | 1253 | if { [regexp ".*\\.a$" $binfile] } { |
fa0a16b1 | 1254 | if { ![ar_simple_create $ar $ld_options $binfile "$objfiles"] } { |
d8880531 L |
1255 | fail $testname |
1256 | set failed 1 | |
1257 | } else { | |
1258 | set failed 0 | |
1259 | } | |
fa0a16b1 | 1260 | } elseif { ![ld_simple_link $ld $binfile "-L$srcdir/$subdir $ld_options $objfiles"] } { |
bffbf940 | 1261 | fail $testname |
d8880531 | 1262 | set failed 1 |
bffbf940 JJ |
1263 | } else { |
1264 | set failed 0 | |
d8880531 L |
1265 | } |
1266 | ||
1267 | if { $failed == 0 } { | |
bffbf940 JJ |
1268 | foreach actionlist $actions { |
1269 | set action [lindex $actionlist 0] | |
1270 | set progopts [lindex $actionlist 1] | |
1271 | ||
1272 | # There are actions where we run regexp_diff on the | |
1273 | # output, and there are other actions (presumably). | |
1274 | # Handling of the former look the same. | |
1275 | set dump_prog "" | |
1276 | switch -- $action { | |
1277 | objdump | |
1278 | { set dump_prog $objdump } | |
1279 | nm | |
1280 | { set dump_prog $nm } | |
1281 | readelf | |
1282 | { set dump_prog $READELF } | |
1283 | default | |
1284 | { | |
1285 | perror "Unrecognized action $action" | |
1286 | set is_unresolved 1 | |
1287 | break | |
1288 | } | |
1289 | } | |
1290 | ||
1291 | if { $dump_prog != "" } { | |
1292 | set dumpfile [lindex $actionlist 2] | |
1293 | set binary $dump_prog | |
1294 | ||
1295 | # Ensure consistent sorting of symbols | |
1296 | if {[info exists env(LC_ALL)]} { | |
1297 | set old_lc_all $env(LC_ALL) | |
1298 | } | |
1299 | set env(LC_ALL) "C" | |
7f6a71ff JM |
1300 | set cmd "$binary $progopts $binfile" |
1301 | set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"] | |
bffbf940 | 1302 | send_log "$cmd\n" |
7f6a71ff JM |
1303 | remote_upload host "ld.stderr" |
1304 | set comp_output [prune_warnings [file_contents "ld.stderr"]] | |
1305 | remote_file host delete "ld.stderr" | |
1306 | remote_file build delete "ld.stderr" | |
1307 | ||
bffbf940 JJ |
1308 | if {[info exists old_lc_all]} { |
1309 | set env(LC_ALL) $old_lc_all | |
1310 | } else { | |
1311 | unset env(LC_ALL) | |
1312 | } | |
bffbf940 JJ |
1313 | |
1314 | if ![string match "" $comp_output] then { | |
1315 | send_log "$comp_output\n" | |
1316 | set failed 1 | |
1317 | break | |
1318 | } | |
1319 | ||
7f6a71ff JM |
1320 | remote_upload host "dump.out" |
1321 | ||
bffbf940 JJ |
1322 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { |
1323 | verbose "output is [file_contents "dump.out"]" 2 | |
1324 | set failed 1 | |
7f6a71ff JM |
1325 | remote_file build delete "dump.out" |
1326 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1327 | break |
1328 | } | |
7f6a71ff JM |
1329 | remote_file build delete "dump.out" |
1330 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1331 | } |
1332 | } | |
1333 | ||
1334 | if { $failed != 0 } { | |
1335 | fail $testname | |
1336 | } else { if { $is_unresolved == 0 } { | |
1337 | pass $testname | |
1338 | } } | |
1339 | } | |
1340 | ||
1341 | # Catch action errors. | |
1342 | if { $is_unresolved != 0 } { | |
1343 | unresolved $testname | |
1344 | continue | |
1345 | } | |
1346 | } | |
1347 | } | |
1348 | ||
252b5132 RH |
1349 | # This definition is taken from an unreleased version of DejaGnu. Once |
1350 | # that version gets released, and has been out in the world for a few | |
1351 | # months at least, it may be safe to delete this copy. | |
1352 | if ![string length [info proc prune_warnings]] { | |
1353 | # | |
1354 | # prune_warnings -- delete various system verbosities from TEXT | |
1355 | # | |
1356 | # An example is: | |
1357 | # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9 | |
1358 | # | |
1359 | # Sites with particular verbose os's may wish to override this in site.exp. | |
1360 | # | |
1361 | proc prune_warnings { text } { | |
1362 | # This is from sun4's. Do it for all machines for now. | |
1363 | # The "\\1" is to try to preserve a "\n" but only if necessary. | |
1364 | regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text | |
1365 | ||
1366 | # It might be tempting to get carried away and delete blank lines, etc. | |
1367 | # Just delete *exactly* what we're ask to, and that's it. | |
1368 | return $text | |
1369 | } | |
1370 | } | |
24edc24d | 1371 | |
c8c140d9 BE |
1372 | # targets_to_xfail is a list of target triplets to be xfailed. |
1373 | # ldtests contains test-items with 3 items followed by 1 lists, 2 items | |
fab4a87f | 1374 | # and 3 optional items: |
c8c140d9 BE |
1375 | # 0:name |
1376 | # 1:ld options | |
1377 | # 2:assembler options | |
55255dae | 1378 | # 3:filenames of source files |
c8c140d9 BE |
1379 | # 4:name of output file |
1380 | # 5:expected output | |
1381 | # 6:compiler flags (optional) | |
55255dae | 1382 | # 7:language (optional) |
fab4a87f | 1383 | # 8:linker warning (optional) |
c8c140d9 BE |
1384 | |
1385 | proc run_ld_link_exec_tests { targets_to_xfail ldtests } { | |
24edc24d L |
1386 | global ld |
1387 | global as | |
1388 | global srcdir | |
1389 | global subdir | |
1390 | global env | |
1391 | global CC | |
55255dae | 1392 | global CXX |
24edc24d | 1393 | global CFLAGS |
58ffc3bd | 1394 | global CXXFLAGS |
22ec3bd1 | 1395 | global errcnt |
fab4a87f | 1396 | global exec_output |
24edc24d L |
1397 | |
1398 | foreach testitem $ldtests { | |
c8c140d9 BE |
1399 | foreach target $targets_to_xfail { |
1400 | setup_xfail $target | |
1401 | } | |
24edc24d L |
1402 | set testname [lindex $testitem 0] |
1403 | set ld_options [lindex $testitem 1] | |
1404 | set as_options [lindex $testitem 2] | |
1405 | set src_files [lindex $testitem 3] | |
1406 | set binfile tmpdir/[lindex $testitem 4] | |
1407 | set expfile [lindex $testitem 5] | |
1408 | set cflags [lindex $testitem 6] | |
55255dae | 1409 | set lang [lindex $testitem 7] |
fab4a87f | 1410 | set warning [lindex $testitem 8] |
24edc24d | 1411 | set objfiles {} |
24edc24d L |
1412 | set failed 0 |
1413 | ||
1414 | # verbose -log "Testname is $testname" | |
1415 | # verbose -log "ld_options is $ld_options" | |
1416 | # verbose -log "as_options is $as_options" | |
1417 | # verbose -log "src_files is $src_files" | |
1418 | # verbose -log "actions is $actions" | |
1419 | # verbose -log "binfile is $binfile" | |
1420 | ||
1421 | # Assemble each file in the test. | |
1422 | foreach src_file $src_files { | |
1423 | set objfile "tmpdir/[file rootname $src_file].o" | |
1424 | lappend objfiles $objfile | |
1425 | ||
a10e6b21 L |
1426 | # We ignore warnings since some compilers may generate |
1427 | # incorrect section attributes and the assembler will warn | |
1428 | # them. | |
58ffc3bd MF |
1429 | if { [ string match "c++" $lang ] } { |
1430 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1431 | } else { | |
1432 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1433 | } | |
a10e6b21 L |
1434 | |
1435 | # We have to use $CC to build PIE and shared library. | |
55255dae L |
1436 | if { [ string match "c" $lang ] } { |
1437 | set link_proc ld_simple_link | |
1438 | set link_cmd $CC | |
1439 | } elseif { [ string match "c++" $lang ] } { | |
1440 | set link_proc ld_simple_link | |
1441 | set link_cmd $CXX | |
1442 | } elseif { [ string match "-shared" $ld_options ] \ | |
a10e6b21 L |
1443 | || [ string match "-pie" $ld_options ] } { |
1444 | set link_proc ld_simple_link | |
1445 | set link_cmd $CC | |
1446 | } else { | |
1447 | set link_proc ld_link | |
1448 | set link_cmd $ld | |
1449 | } | |
24edc24d | 1450 | |
a10e6b21 | 1451 | if ![$link_proc $link_cmd $binfile "-L$srcdir/$subdir $ld_options $objfiles"] { |
24edc24d L |
1452 | set failed 1 |
1453 | } else { | |
a10e6b21 | 1454 | set failed 0 |
fab4a87f L |
1455 | } |
1456 | ||
1457 | # Check if exec_output is expected. | |
1458 | if { $warning != "" } then { | |
1459 | verbose -log "returned with: <$exec_output>, expected: <$warning>" | |
1460 | if { [regexp $warning $exec_output] } then { | |
1461 | set failed 0 | |
1462 | } else { | |
1463 | set failed 1 | |
1464 | } | |
1465 | } | |
1466 | ||
1467 | if { $failed == 0 } { | |
a10e6b21 L |
1468 | send_log "Running: $binfile > $binfile.out\n" |
1469 | verbose "Running: $binfile > $binfile.out" | |
1470 | catch "exec $binfile > $binfile.out" exec_output | |
1471 | ||
24edc24d L |
1472 | if ![string match "" $exec_output] then { |
1473 | send_log "$exec_output\n" | |
1474 | verbose "$exec_output" 1 | |
1475 | set failed 1 | |
a10e6b21 L |
1476 | } else { |
1477 | send_log "diff $binfile.out $srcdir/$subdir/$expfile\n" | |
1478 | verbose "diff $binfile.out $srcdir/$subdir/$expfile" | |
1479 | catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output | |
1480 | set exec_output [prune_warnings $exec_output] | |
1481 | ||
1482 | if ![string match "" $exec_output] then { | |
1483 | send_log "$exec_output\n" | |
1484 | verbose "$exec_output" 1 | |
1485 | set failed 1 | |
1486 | } | |
24edc24d L |
1487 | } |
1488 | } | |
1489 | ||
1490 | if { $failed != 0 } { | |
1491 | fail $testname | |
22ec3bd1 L |
1492 | } else { |
1493 | set errcnt 0 | |
24edc24d | 1494 | pass $testname |
a10e6b21 | 1495 | } |
24edc24d | 1496 | } |
24edc24d L |
1497 | } |
1498 | } | |
d2dee3b2 L |
1499 | |
1500 | # List contains test-items with 3 items followed by 2 lists, one item and | |
1501 | # one optional item: | |
55255dae | 1502 | # 0:name |
fa0a16b1 | 1503 | # 1:ld or ar options |
55255dae L |
1504 | # 2:compile options |
1505 | # 3:filenames of source files | |
1506 | # 4:action and options. | |
1507 | # 5:name of output file | |
1508 | # 6:language (optional) | |
d2dee3b2 L |
1509 | # |
1510 | # Actions: | |
1511 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
1512 | # nm: Apply nm options on result. Compare with regex (last arg). | |
1513 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
1514 | # | |
1515 | proc run_cc_link_tests { ldtests } { | |
1516 | global nm | |
1517 | global objdump | |
1518 | global READELF | |
1519 | global srcdir | |
1520 | global subdir | |
1521 | global env | |
1522 | global CC | |
55255dae | 1523 | global CXX |
d2dee3b2 | 1524 | global CFLAGS |
58ffc3bd | 1525 | global CXXFLAGS |
d8880531 | 1526 | global ar |
d2dee3b2 L |
1527 | |
1528 | foreach testitem $ldtests { | |
1529 | set testname [lindex $testitem 0] | |
1530 | set ldflags [lindex $testitem 1] | |
1531 | set cflags [lindex $testitem 2] | |
1532 | set src_files [lindex $testitem 3] | |
1533 | set actions [lindex $testitem 4] | |
1534 | set binfile tmpdir/[lindex $testitem 5] | |
55255dae | 1535 | set lang [lindex $testitem 6] |
d2dee3b2 L |
1536 | set objfiles {} |
1537 | set is_unresolved 0 | |
1538 | set failed 0 | |
1539 | ||
1540 | # Compile each file in the test. | |
1541 | foreach src_file $src_files { | |
1542 | set objfile "tmpdir/[file rootname $src_file].o" | |
1543 | lappend objfiles $objfile | |
1544 | ||
1545 | # We ignore warnings since some compilers may generate | |
1546 | # incorrect section attributes and the assembler will warn | |
1547 | # them. | |
58ffc3bd MF |
1548 | if { [ string match "c++" $lang ] } { |
1549 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1550 | } else { | |
1551 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1552 | } | |
d2dee3b2 L |
1553 | } |
1554 | ||
1555 | # Clear error and warning counts. | |
1556 | reset_vars | |
1557 | ||
55255dae L |
1558 | if { [ string match "c++" $lang ] } { |
1559 | set cc_cmd $CXX | |
1560 | } else { | |
1561 | set cc_cmd $CC | |
1562 | } | |
1563 | ||
a7470592 | 1564 | if { [regexp ".*\\.a$" $binfile] } { |
fa0a16b1 | 1565 | if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } { |
d8880531 L |
1566 | fail $testname |
1567 | set failed 1 | |
1568 | } else { | |
1569 | set failed 0 | |
1570 | } | |
fa0a16b1 | 1571 | } elseif { ![ld_simple_link $cc_cmd $binfile "-L$srcdir/$subdir $ldflags $objfiles"] } { |
d2dee3b2 | 1572 | fail $testname |
d8880531 | 1573 | set failed 1 |
d2dee3b2 L |
1574 | } else { |
1575 | set failed 0 | |
d8880531 L |
1576 | } |
1577 | ||
1578 | if { $failed == 0 } { | |
d2dee3b2 L |
1579 | foreach actionlist $actions { |
1580 | set action [lindex $actionlist 0] | |
1581 | set progopts [lindex $actionlist 1] | |
1582 | ||
1583 | # There are actions where we run regexp_diff on the | |
1584 | # output, and there are other actions (presumably). | |
1585 | # Handling of the former look the same. | |
1586 | set dump_prog "" | |
1587 | switch -- $action { | |
1588 | objdump | |
1589 | { set dump_prog $objdump } | |
1590 | nm | |
1591 | { set dump_prog $nm } | |
1592 | readelf | |
1593 | { set dump_prog $READELF } | |
1594 | default | |
1595 | { | |
1596 | perror "Unrecognized action $action" | |
1597 | set is_unresolved 1 | |
1598 | break | |
1599 | } | |
1600 | } | |
1601 | ||
1602 | if { $dump_prog != "" } { | |
1603 | set dumpfile [lindex $actionlist 2] | |
1604 | set binary $dump_prog | |
1605 | ||
1606 | # Ensure consistent sorting of symbols | |
1607 | if {[info exists env(LC_ALL)]} { | |
1608 | set old_lc_all $env(LC_ALL) | |
1609 | } | |
1610 | set env(LC_ALL) "C" | |
1611 | set cmd "$binary $progopts $binfile > dump.out" | |
1612 | send_log "$cmd\n" | |
1613 | catch "exec $cmd" comp_output | |
1614 | if {[info exists old_lc_all]} { | |
1615 | set env(LC_ALL) $old_lc_all | |
1616 | } else { | |
1617 | unset env(LC_ALL) | |
1618 | } | |
1619 | set comp_output [prune_warnings $comp_output] | |
1620 | ||
1621 | if ![string match "" $comp_output] then { | |
1622 | send_log "$comp_output\n" | |
1623 | set failed 1 | |
1624 | break | |
1625 | } | |
1626 | ||
1627 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { | |
1628 | verbose "output is [file_contents "dump.out"]" 2 | |
1629 | set failed 1 | |
1630 | break | |
1631 | } | |
1632 | } | |
1633 | } | |
1634 | ||
1635 | if { $failed != 0 } { | |
1636 | fail $testname | |
1637 | } else { if { $is_unresolved == 0 } { | |
1638 | pass $testname | |
1639 | } } | |
1640 | } | |
1641 | ||
1642 | # Catch action errors. | |
1643 | if { $is_unresolved != 0 } { | |
1644 | unresolved $testname | |
1645 | continue | |
1646 | } | |
1647 | } | |
1648 | } | |
430a16a5 NC |
1649 | |
1650 | # Returns true if --gc-sections is supported on the target. | |
1651 | ||
1652 | proc check_gc_sections_available { } { | |
1653 | global gc_sections_available_saved | |
1654 | global ld | |
1655 | ||
1656 | if {![info exists gc_sections_available_saved]} { | |
1657 | # Some targets don't support gc-sections despite whatever's | |
1658 | # advertised by ld's options. | |
de5c4ae2 AM |
1659 | if {[istarget arc-*-*] |
1660 | || [istarget d30v-*-*] | |
1661 | || [istarget dlx-*-*] | |
1662 | || [istarget i960-*-*] | |
1663 | || [istarget or32-*-*] | |
1664 | || [istarget pj*-*-*] | |
1665 | || [istarget alpha-*-*] | |
1666 | || [istarget hppa64-*-*] | |
1667 | || [istarget i370-*-*] | |
1668 | || [istarget i860-*-*] | |
5a7c5e86 | 1669 | || [istarget ia64-*-*] |
de5c4ae2 AM |
1670 | || [istarget mep-*-*] |
1671 | || [istarget mn10200-*-*] | |
b1435da1 | 1672 | || [istarget *-*-cygwin] |
5a7c5e86 | 1673 | || [istarget *-*-mingw*] } { |
430a16a5 NC |
1674 | set gc_sections_available_saved 0 |
1675 | return 0 | |
1676 | } | |
1677 | ||
1678 | # elf2flt uses -q (--emit-relocs), which is incompatible with | |
1679 | # --gc-sections. | |
1680 | if { [board_info target exists ldflags] | |
1681 | && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } { | |
1682 | set gc_sections_available_saved 0 | |
1683 | return 0 | |
1684 | } | |
1685 | ||
430a16a5 NC |
1686 | # Check if the ld used by gcc supports --gc-sections. |
1687 | set ld_output [remote_exec host $ld "--help"] | |
1688 | if { [ string first "--gc-sections" $ld_output ] >= 0 } { | |
1689 | set gc_sections_available_saved 1 | |
1690 | } else { | |
1691 | set gc_sections_available_saved 0 | |
1692 | } | |
1693 | } | |
1694 | return $gc_sections_available_saved | |
1695 | } | |
33aa234e JK |
1696 | |
1697 | # Check if the assembler supports CFI statements. | |
1698 | ||
1699 | proc check_as_cfi { } { | |
1700 | global check_as_cfi_result | |
1701 | global as | |
1702 | if [info exists check_as_cfi_result] { | |
1703 | return $check_as_cfi_result | |
1704 | } | |
1705 | set as_file "tmpdir/check_as_cfi.s" | |
1706 | set as_fh [open $as_file w 0666] | |
1707 | puts $as_fh "# Generated file. DO NOT EDIT" | |
1708 | puts $as_fh "\t.cfi_startproc" | |
1709 | puts $as_fh "\t.cfi_endproc" | |
1710 | close $as_fh | |
1711 | remote_download host $as_file | |
1712 | verbose -log "Checking CFI support:" | |
1713 | rename "perror" "check_as_cfi_perror" | |
1714 | proc perror { args } { } | |
1715 | set success [ld_assemble $as $as_file "/dev/null"] | |
1716 | rename "perror" "" | |
1717 | rename "check_as_cfi_perror" "perror" | |
1718 | #remote_file host delete $as_file | |
1719 | set check_as_cfi_result $success | |
1720 | return $success | |
1721 | } | |
1722 | ||
1723 | # Provide virtual target "cfi" for targets supporting CFI. | |
1724 | ||
1725 | rename "istarget" "istarget_ld" | |
1726 | proc istarget { target } { | |
1727 | if {$target == "cfi"} { | |
1728 | return [check_as_cfi] | |
1729 | } | |
1730 | return [istarget_ld $target] | |
1731 | } |