Commit | Line | Data |
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a2b64bed | 1 | # Support routines for LD testsuite. |
b3adc24a | 2 | # Copyright (C) 1994-2020 Free Software Foundation, Inc. |
a2b64bed | 3 | # |
f96b4a7b NC |
4 | # This file is part of the GNU Binutils. |
5 | # | |
a2b64bed NC |
6 | # This file is free software; you can redistribute it and/or modify |
7 | # it under the terms of the GNU General Public License as published by | |
f96b4a7b | 8 | # the Free Software Foundation; either version 3 of the License, or |
a2b64bed | 9 | # (at your option) any later version. |
3e8cba19 | 10 | # |
a2b64bed NC |
11 | # This program is distributed in the hope that it will be useful, |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. | |
3e8cba19 | 15 | # |
a2b64bed NC |
16 | # You should have received a copy of the GNU General Public License |
17 | # along with this program; if not, write to the Free Software | |
f96b4a7b NC |
18 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | # MA 02110-1301, USA. | |
3b6fe0cc | 20 | |
f3097f33 RS |
21 | proc load_common_lib { name } { |
22 | global srcdir | |
23 | load_file $srcdir/../../binutils/testsuite/lib/$name | |
24 | } | |
25 | ||
26 | load_common_lib binutils-common.exp | |
27 | ||
fb35d3d8 DD |
28 | # Returns 1 if the gcc for the target is at least version MAJOR.MINOR |
29 | # Returns 0 otherwise. | |
30 | # | |
31 | proc at_least_gcc_version { major minor } { | |
68bce020 | 32 | global CC |
5a68afcf | 33 | |
fb35d3d8 DD |
34 | if {![info exists CC]} { |
35 | set CC [find_gcc] | |
36 | } | |
37 | if { $CC == "" } { | |
8be1e369 | 38 | return 0 |
fb35d3d8 DD |
39 | } |
40 | set state [remote_exec host $CC --version] | |
8be1e369 AM |
41 | if { [lindex $state 0] != 0 } { |
42 | return 0; | |
43 | } | |
fb35d3d8 DD |
44 | set tmp "[lindex $state 1]\n" |
45 | # Look for (eg) 4.6.1 in the version output. | |
8b5b2228 MR |
46 | set ver_re "\[^\\.0-9\]+(\[1-9\]\[0-9\]*)\\.(\[0-9\]+)(?:\\.\[0-9\]+)?" |
47 | regexp $ver_re $tmp fred maj min | |
fb35d3d8 | 48 | verbose "gcc version: $tmp" |
8b5b2228 MR |
49 | if { ![info exists maj] || ![info exists min] } then { |
50 | perror "can't decipher gcc version number, fix the framework!" | |
51 | return 0 | |
52 | } | |
fb35d3d8 DD |
53 | verbose "major gcc version is $maj, want at least $major" |
54 | if { $maj == $major } then { | |
55 | verbose "minor gcc version is $min, want at least $minor" | |
8b5b2228 | 56 | return [expr $min >= $minor] |
fb35d3d8 | 57 | } else { |
8b5b2228 | 58 | return [expr $maj > $major] |
fb35d3d8 DD |
59 | } |
60 | } | |
61 | ||
3b6fe0cc | 62 | # Extract and print the version number of ld. |
252b5132 RH |
63 | # |
64 | proc default_ld_version { ld } { | |
65 | global host_triplet | |
66 | ||
7f6a71ff | 67 | if { ![is_remote host] && [which $ld] == 0 } then { |
252b5132 RH |
68 | perror "$ld does not exist" |
69 | exit 1 | |
70 | } | |
3e8cba19 | 71 | |
7f6a71ff JM |
72 | remote_exec host "$ld --version" "" "/dev/null" "ld.version" |
73 | remote_upload host "ld.version" | |
74 | set tmp [prune_warnings [file_contents "ld.version"]] | |
75 | remote_file build delete "ld.version" | |
76 | remote_file host delete "ld.version" | |
77 | ||
252b5132 RH |
78 | regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number |
79 | if [info exists number] then { | |
80 | clone_output "$ld $number\n" | |
81 | } | |
82 | } | |
83 | ||
7f6a71ff JM |
84 | proc run_host_cmd { prog command } { |
85 | global link_output | |
f1d7f4a6 AM |
86 | global gcc_B_opt |
87 | global ld_L_opt | |
5a8edf8e AM |
88 | global gcc_ld_B_opt_tested |
89 | global ld | |
3e8cba19 | 90 | |
7f6a71ff JM |
91 | if { ![is_remote host] && [which "$prog"] == 0 } then { |
92 | perror "$prog does not exist" | |
252b5132 RH |
93 | return 0 |
94 | } | |
3e8cba19 | 95 | |
f1d7f4a6 AM |
96 | # If we are compiling with gcc, we want to add gcc_B_opt and |
97 | # ld_L_opt to flags. However, if $prog already has -B options, | |
98 | # which might be the case when running gcc out of a build | |
99 | # directory, we want our -B options to come first. | |
100 | set gccexe $prog | |
101 | set gccparm [string first " " $gccexe] | |
102 | set gccflags "" | |
103 | if { $gccparm > 0 } then { | |
104 | set gccflags [string range $gccexe $gccparm end] | |
105 | set gccexe [string range $gccexe 0 $gccparm] | |
106 | set prog $gccexe | |
107 | } | |
108 | set gccexe [string replace $gccexe 0 [string last "/" $gccexe] ""] | |
109 | if {[string match "*cc*" $gccexe] || [string match "*++*" $gccexe]} then { | |
110 | set gccflags "$gcc_B_opt $gccflags $ld_L_opt" | |
5a8edf8e AM |
111 | if {![info exists gcc_ld_B_opt_tested]} { |
112 | set gcc_ld_B_opt_tested 1 | |
113 | set ld_version_message [run_host_cmd "$ld" "--version"] | |
114 | set gcc_ld_version_message [run_host_cmd "$prog" "$gccflags -Wl,--version"] | |
115 | if {[string first $ld_version_message $gcc_ld_version_message] < 0} { | |
116 | perror "************************************************************************" | |
117 | perror "Your compiler driver ignores -B when choosing ld." | |
118 | perror "You will not be testing the new ld in many of the following tests." | |
119 | set gcc_ld_version [run_host_cmd "$prog" "$gccflags --print-prog-name=ld"] | |
120 | if {![string match "" $gcc_ld_version] && ![string match "ld" $gcc_ld_version]} { | |
121 | ||
122 | perror "It seems you will be testing $gcc_ld_version instead." | |
123 | } | |
124 | perror "************************************************************************" | |
125 | } | |
126 | } | |
f1d7f4a6 AM |
127 | } |
128 | ||
129 | verbose -log "$prog $gccflags $command" | |
130 | set status [remote_exec host [concat sh -c [list "$prog $gccflags $command 2>&1"]] "" "/dev/null" "ld.tmp"] | |
7f6a71ff JM |
131 | remote_upload host "ld.tmp" |
132 | set link_output [file_contents "ld.tmp"] | |
133 | regsub "\n$" $link_output "" link_output | |
134 | if { [lindex $status 0] != 0 && [string match "" $link_output] } then { | |
135 | append link_output "child process exited abnormally" | |
136 | } | |
137 | remote_file build delete ld.tmp | |
138 | remote_file host delete ld.tmp | |
fab4a87f | 139 | |
7f6a71ff JM |
140 | if [string match "" $link_output] then { |
141 | return "" | |
142 | } | |
3e8cba19 | 143 | |
7f6a71ff JM |
144 | verbose -log "$link_output" |
145 | return "$link_output" | |
146 | } | |
147 | ||
148 | proc run_host_cmd_yesno { prog command } { | |
149 | global exec_output | |
d76b6207 | 150 | global errcnt warncnt |
7f6a71ff JM |
151 | |
152 | set exec_output [prune_warnings [run_host_cmd "$prog" "$command"]] | |
d76b6207 L |
153 | # Ignore error and warning. |
154 | set errcnt 0 | |
155 | set warncnt 0 | |
252b5132 | 156 | if [string match "" $exec_output] then { |
7f6a71ff | 157 | return 1; |
252b5132 | 158 | } |
7f6a71ff JM |
159 | return 0; |
160 | } | |
161 | ||
162 | # Link an object using relocation. | |
163 | # | |
164 | proc default_ld_relocate { ld target objects } { | |
165 | global HOSTING_EMU | |
166 | ||
167 | remote_file host delete $target | |
168 | return [run_host_cmd_yesno "$ld" "$HOSTING_EMU -o $target -r $objects"] | |
252b5132 RH |
169 | } |
170 | ||
1688b748 | 171 | # Check to see if ld is being invoked with a non-endian output format |
3b6fe0cc | 172 | # |
1688b748 MH |
173 | proc is_endian_output_format { object_flags } { |
174 | ||
175 | if {[string match "*-oformat binary*" $object_flags] || \ | |
176 | [string match "*-oformat ieee*" $object_flags] || \ | |
177 | [string match "*-oformat ihex*" $object_flags] || \ | |
178 | [string match "*-oformat netbsd-core*" $object_flags] || \ | |
179 | [string match "*-oformat srec*" $object_flags] || \ | |
180 | [string match "*-oformat tekhex*" $object_flags] || \ | |
181 | [string match "*-oformat trad-core*" $object_flags] } then { | |
182 | return 0 | |
183 | } else { | |
184 | return 1 | |
185 | } | |
186 | } | |
187 | ||
d9816402 | 188 | # Link a program using ld |
252b5132 RH |
189 | # |
190 | proc default_ld_link { ld target objects } { | |
252b5132 | 191 | global host_triplet |
fab4a87f | 192 | global exec_output |
7cda33a1 | 193 | |
f1d7f4a6 | 194 | set flags "" |
1688b748 MH |
195 | if [is_endian_output_format $objects] then { |
196 | set flags [big_or_little_endian] | |
b765d4e3 L |
197 | } |
198 | ||
7f6a71ff | 199 | remote_file host delete $target |
f1d7f4a6 | 200 | set exec_output [run_host_cmd "$ld" "$flags -o $target $objects"] |
7f6a71ff | 201 | set exec_output [prune_warnings $exec_output] |
252b5132 RH |
202 | |
203 | # We don't care if we get a warning about a non-existent start | |
204 | # symbol, since the default linker script might use ENTRY. | |
205 | regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output | |
206 | ||
f1d7f4a6 | 207 | return [string match "" $exec_output] |
252b5132 RH |
208 | } |
209 | ||
3b6fe0cc | 210 | # Compile an object using cc. |
252b5132 RH |
211 | # |
212 | proc default_ld_compile { cc source object } { | |
213 | global CFLAGS | |
58ffc3bd | 214 | global CXXFLAGS |
252b5132 RH |
215 | global srcdir |
216 | global subdir | |
217 | global host_triplet | |
f1d7f4a6 | 218 | global gcc_B_opt |
252b5132 RH |
219 | |
220 | set cc_prog $cc | |
221 | if {[llength $cc_prog] > 1} then { | |
222 | set cc_prog [lindex $cc_prog 0] | |
223 | } | |
7f6a71ff | 224 | if {![is_remote host] && [which $cc_prog] == 0} then { |
252b5132 RH |
225 | perror "$cc_prog does not exist" |
226 | return 0 | |
227 | } | |
228 | ||
7f6a71ff JM |
229 | remote_file build delete "$object" |
230 | remote_file host delete "$object" | |
252b5132 | 231 | |
f1d7f4a6 | 232 | set flags "$gcc_B_opt -I$srcdir/$subdir" |
252b5132 | 233 | |
f1d7f4a6 AM |
234 | # If we are compiling with gcc, we want to add gcc_B_opt to flags. |
235 | # However, if $prog already has -B options, which might be the | |
236 | # case when running gcc out of a build directory, we want our -B | |
237 | # options to come first. | |
b0fe1bf3 AM |
238 | set ccexe $cc |
239 | set ccparm [string first " " $cc] | |
dec20c9e | 240 | set ccflags "" |
b0fe1bf3 | 241 | if { $ccparm > 0 } then { |
dec20c9e | 242 | set ccflags [string range $cc $ccparm end] |
b0fe1bf3 | 243 | set ccexe [string range $cc 0 $ccparm] |
dec20c9e | 244 | set cc $ccexe |
b0fe1bf3 | 245 | } |
252b5132 | 246 | |
f1d7f4a6 | 247 | set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""] |
58ffc3bd | 248 | if {[string match "*++*" $ccexe]} { |
f1d7f4a6 | 249 | append flags " $CXXFLAGS" |
58ffc3bd | 250 | } else { |
f1d7f4a6 | 251 | append flags " $CFLAGS" |
58ffc3bd MF |
252 | } |
253 | ||
3046b3d3 VP |
254 | if [board_info [target_info name] exists cflags] { |
255 | append flags " [board_info [target_info name] cflags]" | |
256 | } | |
257 | ||
38e31547 | 258 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 259 | append flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
260 | } |
261 | ||
f1d7f4a6 AM |
262 | set cmd "$cc $flags $ccflags -c $source -o $object" |
263 | verbose -log "$cmd" | |
252b5132 | 264 | |
f1d7f4a6 | 265 | set status [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
7f6a71ff JM |
266 | remote_upload host "ld.tmp" |
267 | set exec_output [file_contents "ld.tmp"] | |
268 | remote_file build delete "ld.tmp" | |
269 | remote_file host delete "ld.tmp" | |
252b5132 | 270 | set exec_output [prune_warnings $exec_output] |
6f9dbcd4 AM |
271 | # Versions of gcc up to and including pre-release gcc-7, at least on |
272 | # some targets, generate .section directives with incorrect type. | |
273 | # Ignore warnings from the assembler about this. | |
274 | regsub -all "(^|\n)\[^\n\]*: ignoring incorrect section type \[^\n\]*" $exec_output "" exec_output | |
275 | regsub -all "^\[^\n\]*: Assembler messages:\n" $exec_output "" exec_output | |
252b5132 RH |
276 | if [string match "" $exec_output] then { |
277 | if {![file exists $object]} then { | |
278 | regexp ".*/(\[^/\]*)$" $source all dobj | |
279 | regsub "\\.c" $dobj ".o" realobj | |
280 | verbose "looking for $realobj" | |
7f6a71ff | 281 | if {[remote_file host exists $realobj]} then { |
252b5132 | 282 | verbose -log "mv $realobj $object" |
7f6a71ff | 283 | remote_upload "$realobj" "$object" |
252b5132 RH |
284 | } else { |
285 | perror "$object not found after compilation" | |
286 | return 0 | |
287 | } | |
288 | } | |
289 | return 1 | |
290 | } else { | |
291 | verbose -log "$exec_output" | |
292 | perror "$source: compilation failed" | |
293 | return 0 | |
294 | } | |
295 | } | |
296 | ||
3b6fe0cc | 297 | # Assemble a file. |
252b5132 | 298 | # |
de1491f0 | 299 | proc default_ld_assemble { as in_flags source object } { |
252b5132 RH |
300 | global ASFLAGS |
301 | global host_triplet | |
690f47bf RS |
302 | global srcdir |
303 | global subdir | |
3e8cba19 | 304 | |
252b5132 RH |
305 | if ![info exists ASFLAGS] { set ASFLAGS "" } |
306 | ||
690f47bf | 307 | set flags "[big_or_little_endian] -I$srcdir/$subdir" |
de1491f0 | 308 | set exec_output [run_host_cmd "$as" "$flags $in_flags $ASFLAGS -o $object $source"] |
252b5132 RH |
309 | set exec_output [prune_warnings $exec_output] |
310 | if [string match "" $exec_output] then { | |
311 | return 1 | |
312 | } else { | |
252b5132 RH |
313 | perror "$source: assembly failed" |
314 | return 0 | |
315 | } | |
316 | } | |
317 | ||
3b6fe0cc | 318 | # Run nm on a file, putting the result in the array nm_output. |
252b5132 | 319 | # |
992c450d | 320 | proc default_ld_nm { nm nmflags object } { |
252b5132 RH |
321 | global NMFLAGS |
322 | global nm_output | |
323 | global host_triplet | |
324 | ||
77e0b0ef ILT |
325 | if {[info exists nm_output]} { |
326 | unset nm_output | |
327 | } | |
328 | ||
252b5132 RH |
329 | if ![info exists NMFLAGS] { set NMFLAGS "" } |
330 | ||
3e8cba19 AM |
331 | # Ensure consistent sorting of symbols |
332 | if {[info exists env(LC_ALL)]} { | |
333 | set old_lc_all $env(LC_ALL) | |
334 | } | |
335 | set env(LC_ALL) "C" | |
7f6a71ff | 336 | |
992c450d | 337 | verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out" |
252b5132 | 338 | |
7f6a71ff | 339 | set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"] |
3e8cba19 AM |
340 | if {[info exists old_lc_all]} { |
341 | set env(LC_ALL) $old_lc_all | |
342 | } else { | |
343 | unset env(LC_ALL) | |
344 | } | |
7f6a71ff JM |
345 | remote_upload host "ld.stderr" |
346 | remote_upload host "tmpdir/nm.out" "tmpdir/nm.out" | |
347 | set exec_output [prune_warnings [file_contents "ld.stderr"]] | |
348 | remote_file host delete "ld.stderr" | |
349 | remote_file build delete "ld.stderr" | |
252b5132 RH |
350 | if [string match "" $exec_output] then { |
351 | set file [open tmpdir/nm.out r] | |
352 | while { [gets $file line] != -1 } { | |
353 | verbose "$line" 2 | |
dbc37f89 | 354 | if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] { |
252b5132 RH |
355 | set name [string trimleft $name "_"] |
356 | verbose "Setting nm_output($name) to 0x$value" 2 | |
357 | set nm_output($name) 0x$value | |
358 | } | |
359 | } | |
360 | close $file | |
361 | return 1 | |
362 | } else { | |
363 | verbose -log "$exec_output" | |
364 | perror "$object: nm failed" | |
365 | return 0 | |
366 | } | |
367 | } | |
368 | ||
1b662205 AM |
369 | # Define various symbols needed when not linking against all |
370 | # target libs. | |
d9816402 | 371 | proc ld_link_defsyms {} { |
1b662205 AM |
372 | |
373 | set flags "--defsym __stack_chk_fail=0" | |
374 | ||
375 | # ARM targets call __gccmain | |
8c5fc800 | 376 | if {[istarget arm*-*-*]} { |
1b662205 AM |
377 | append flags " --defsym __gccmain=0" |
378 | } | |
379 | ||
5a1431e6 | 380 | # Windows targets need __main, some prefixed with underscore. |
36fe835f | 381 | if {[istarget *-*-cygwin* ] || [istarget *-*-mingw*]} { |
5a1431e6 | 382 | append flags " --defsym __main=0 --defsym ___main=0" |
36fe835f DK |
383 | } |
384 | ||
1b662205 AM |
385 | # PowerPC EABI code calls __eabi. |
386 | if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} { | |
387 | append flags " --defsym __eabi=0" | |
388 | } | |
389 | ||
390 | # mn10200 code calls __truncsipsi2_d0_d2. | |
391 | if {[istarget mn10200*-*-*]} then { | |
392 | append flags " --defsym __truncsipsi2_d0_d2=0" | |
393 | } | |
394 | ||
395 | # m6811/m6812 code has references to soft registers. | |
32d79e68 | 396 | if {[istarget m6811-*-*] || [istarget m6812-*-*] || [istarget m68hc1*-*-*]} { |
1b662205 AM |
397 | append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0" |
398 | append flags " --defsym _.d3=0 --defsym _.d4=0" | |
399 | append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0" | |
400 | } | |
401 | ||
402 | # Some OpenBSD targets have ProPolice and reference __guard and | |
403 | # __stack_smash_handler. | |
404 | if [istarget *-*-openbsd*] { | |
405 | append flags " --defsym __guard=0" | |
406 | append flags " --defsym __stack_smash_handler=0" | |
407 | } | |
408 | ||
409 | return $flags | |
410 | } | |
411 | ||
d8880531 L |
412 | # Create an archive using ar |
413 | # | |
fa0a16b1 | 414 | proc ar_simple_create { ar aropts target objects } { |
d8880531 L |
415 | remote_file host delete $target |
416 | ||
1a215085 | 417 | set exec_output [run_host_cmd "$ar" "-rc $aropts $target $objects"] |
d8880531 L |
418 | set exec_output [prune_warnings $exec_output] |
419 | ||
420 | if [string match "" $exec_output] then { | |
421 | send_log "$exec_output\n" | |
422 | return 1 | |
423 | } else { | |
424 | return 0 | |
425 | } | |
426 | } | |
427 | ||
9147e853 JJ |
428 | # List contains test-items with 3 items followed by 2 lists, one item and |
429 | # one optional item: | |
894891db | 430 | # 0:name |
897aea50 MR |
431 | # 1:ld/ar leading options, placed before object files |
432 | # 2:ld/ar trailing options, placed after object files | |
433 | # 3:assembler options | |
434 | # 4:filenames of assembler files | |
435 | # 5:list of actions, options and expected outputs. | |
436 | # 6:name of output file | |
437 | # 7:compiler flags (optional) | |
3b6fe0cc | 438 | # |
894891db NC |
439 | # Actions: { command command-line-options file-containg-expected-output-regexps } |
440 | # Commands: | |
441 | # objdump: Apply objdump options on result. | |
442 | # nm: Apply nm options on result. | |
443 | # readelf: Apply readelf options on result. | |
5a68afcf | 444 | # ld: Don't apply anything on result. Compare output during linking with |
894891db NC |
445 | # the file containing regexps (which is the second arg, not the third). |
446 | # Note that this *must* be the first action if it is to be used at all; | |
447 | # in all other cases, any output from the linker during linking is | |
448 | # treated as a sign of an error and FAILs the test. | |
3b6fe0cc | 449 | # |
5df1bc57 AM |
450 | # args is an optional list of target triplets to be xfailed. |
451 | # | |
452 | proc run_ld_link_tests { ldtests args } { | |
bffbf940 JJ |
453 | global ld |
454 | global as | |
455 | global nm | |
d8880531 | 456 | global ar |
bffbf940 JJ |
457 | global objdump |
458 | global READELF | |
459 | global srcdir | |
460 | global subdir | |
461 | global env | |
9147e853 JJ |
462 | global CC |
463 | global CFLAGS | |
eca41774 | 464 | global runtests |
5d3236ee | 465 | global exec_output |
647e4d46 L |
466 | global ld_elf_shared_opt |
467 | ||
468 | if { [is_elf_format] && [check_shared_lib_support] } { | |
469 | set ld_extra_opt "$ld_elf_shared_opt" | |
470 | } else { | |
471 | set ld_extra_opt "" | |
472 | } | |
bffbf940 JJ |
473 | |
474 | foreach testitem $ldtests { | |
475 | set testname [lindex $testitem 0] | |
eca41774 DK |
476 | |
477 | if ![runtest_file_p $runtests $testname] then { | |
478 | continue | |
479 | } | |
480 | ||
5df1bc57 | 481 | foreach target $args { |
1336939d AM |
482 | if [match_target $target] { |
483 | setup_xfail "*-*-*" | |
484 | break | |
485 | } | |
5df1bc57 AM |
486 | } |
487 | ||
bffbf940 | 488 | set ld_options [lindex $testitem 1] |
897aea50 MR |
489 | set ld_after [lindex $testitem 2] |
490 | set as_options [lindex $testitem 3] | |
491 | set src_files [lindex $testitem 4] | |
492 | set actions [lindex $testitem 5] | |
493 | set binfile tmpdir/[lindex $testitem 6] | |
494 | set cflags [lindex $testitem 7] | |
bffbf940 JJ |
495 | set objfiles {} |
496 | set is_unresolved 0 | |
497 | set failed 0 | |
5d3236ee DK |
498 | set maybe_failed 0 |
499 | set ld_output "" | |
bffbf940 JJ |
500 | |
501 | # verbose -log "Testname is $testname" | |
502 | # verbose -log "ld_options is $ld_options" | |
897aea50 | 503 | # verbose -log "ld_after is $ld_after" |
bffbf940 | 504 | # verbose -log "as_options is $as_options" |
9147e853 | 505 | # verbose -log "src_files is $src_files" |
bffbf940 JJ |
506 | # verbose -log "actions is $actions" |
507 | # verbose -log "binfile is $binfile" | |
508 | ||
509 | # Assemble each file in the test. | |
9147e853 | 510 | foreach src_file $src_files { |
74d44110 MR |
511 | set fileroot "[file rootname [file tail $src_file]]" |
512 | set objfile "tmpdir/$fileroot.o" | |
bffbf940 JJ |
513 | lappend objfiles $objfile |
514 | ||
9147e853 | 515 | if { [file extension $src_file] == ".c" } { |
74d44110 | 516 | set as_file "tmpdir/$fileroot.s" |
9147e853 JJ |
517 | if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] { |
518 | set is_unresolved 1 | |
519 | break | |
520 | } | |
521 | } else { | |
522 | set as_file "$srcdir/$subdir/$src_file" | |
523 | } | |
524 | if ![ld_assemble $as "$as_options $as_file" $objfile] { | |
bffbf940 JJ |
525 | set is_unresolved 1 |
526 | break | |
527 | } | |
528 | } | |
529 | ||
530 | # Catch assembler errors. | |
77c56f44 | 531 | if { $is_unresolved } { |
bffbf940 JJ |
532 | unresolved $testname |
533 | continue | |
534 | } | |
535 | ||
abc868c6 AM |
536 | if { $binfile eq "tmpdir/" } { |
537 | # compile only | |
538 | } elseif { [regexp ".*\\.a$" $binfile] } { | |
897aea50 | 539 | if { ![ar_simple_create $ar $ld_options $binfile "$objfiles $ld_after"] } { |
d8880531 | 540 | set failed 1 |
d8880531 | 541 | } |
d9816402 | 542 | } elseif { ![ld_link $ld $binfile "$ld_extra_opt -L$srcdir/$subdir $ld_options $objfiles $ld_after"] } { |
5d3236ee DK |
543 | set maybe_failed 1 |
544 | set ld_output "$exec_output" | |
d8880531 L |
545 | } |
546 | ||
77c56f44 | 547 | if { !$failed } { |
bffbf940 JJ |
548 | foreach actionlist $actions { |
549 | set action [lindex $actionlist 0] | |
550 | set progopts [lindex $actionlist 1] | |
551 | ||
552 | # There are actions where we run regexp_diff on the | |
553 | # output, and there are other actions (presumably). | |
554 | # Handling of the former look the same. | |
555 | set dump_prog "" | |
556 | switch -- $action { | |
557 | objdump | |
558 | { set dump_prog $objdump } | |
559 | nm | |
560 | { set dump_prog $nm } | |
561 | readelf | |
562 | { set dump_prog $READELF } | |
5d3236ee DK |
563 | ld |
564 | { set dump_prog "ld" } | |
bffbf940 JJ |
565 | default |
566 | { | |
567 | perror "Unrecognized action $action" | |
568 | set is_unresolved 1 | |
569 | break | |
570 | } | |
571 | } | |
572 | ||
5d3236ee | 573 | if { $action == "ld" } { |
894891db NC |
574 | set regexpfile $progopts |
575 | verbose "regexpfile is $srcdir/$subdir/$regexpfile" | |
5d3236ee DK |
576 | set_file_contents "tmpdir/ld.messages" "$ld_output" |
577 | verbose "ld.messages has '[file_contents tmpdir/ld.messages]'" | |
894891db | 578 | if { [regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$regexpfile"] } then { |
5d3236ee DK |
579 | verbose "output is $ld_output" 2 |
580 | set failed 1 | |
581 | break | |
582 | } | |
583 | set maybe_failed 0 | |
77c56f44 | 584 | } elseif { !$maybe_failed && $dump_prog != "" } { |
bffbf940 JJ |
585 | set dumpfile [lindex $actionlist 2] |
586 | set binary $dump_prog | |
587 | ||
588 | # Ensure consistent sorting of symbols | |
589 | if {[info exists env(LC_ALL)]} { | |
590 | set old_lc_all $env(LC_ALL) | |
591 | } | |
592 | set env(LC_ALL) "C" | |
7f6a71ff JM |
593 | set cmd "$binary $progopts $binfile" |
594 | set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"] | |
bffbf940 | 595 | send_log "$cmd\n" |
7f6a71ff JM |
596 | remote_upload host "ld.stderr" |
597 | set comp_output [prune_warnings [file_contents "ld.stderr"]] | |
598 | remote_file host delete "ld.stderr" | |
599 | remote_file build delete "ld.stderr" | |
5a68afcf | 600 | |
bffbf940 JJ |
601 | if {[info exists old_lc_all]} { |
602 | set env(LC_ALL) $old_lc_all | |
603 | } else { | |
604 | unset env(LC_ALL) | |
605 | } | |
bffbf940 JJ |
606 | |
607 | if ![string match "" $comp_output] then { | |
608 | send_log "$comp_output\n" | |
609 | set failed 1 | |
610 | break | |
611 | } | |
612 | ||
7f6a71ff JM |
613 | remote_upload host "dump.out" |
614 | ||
bffbf940 JJ |
615 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { |
616 | verbose "output is [file_contents "dump.out"]" 2 | |
617 | set failed 1 | |
7f6a71ff JM |
618 | remote_file build delete "dump.out" |
619 | remote_file host delete "dump.out" | |
bffbf940 JJ |
620 | break |
621 | } | |
7f6a71ff JM |
622 | remote_file build delete "dump.out" |
623 | remote_file host delete "dump.out" | |
bffbf940 JJ |
624 | } |
625 | } | |
bffbf940 JJ |
626 | } |
627 | ||
77c56f44 | 628 | if { $is_unresolved } { |
bffbf940 | 629 | unresolved $testname |
77c56f44 RS |
630 | } elseif { $maybe_failed || $failed } { |
631 | fail $testname | |
632 | } else { | |
633 | pass $testname | |
bffbf940 JJ |
634 | } |
635 | } | |
636 | } | |
637 | ||
c8c140d9 | 638 | # ldtests contains test-items with 3 items followed by 1 lists, 2 items |
fab4a87f | 639 | # and 3 optional items: |
c8c140d9 | 640 | # 0:name |
fef75122 | 641 | # 1:ld leading options, placed before object files |
c8c140d9 | 642 | # 2:assembler options |
55255dae | 643 | # 3:filenames of source files |
c8c140d9 BE |
644 | # 4:name of output file |
645 | # 5:expected output | |
646 | # 6:compiler flags (optional) | |
55255dae | 647 | # 7:language (optional) |
fab4a87f | 648 | # 8:linker warning (optional) |
fef75122 | 649 | # 9:ld trailing options, placed after object files (optional) |
982c6f26 | 650 | # args is an optional list of target triplets to be xfailed. |
c8c140d9 | 651 | |
982c6f26 | 652 | proc run_ld_link_exec_tests { ldtests args } { |
24edc24d L |
653 | global ld |
654 | global as | |
655 | global srcdir | |
656 | global subdir | |
657 | global env | |
658 | global CC | |
55255dae | 659 | global CXX |
24edc24d | 660 | global CFLAGS |
58ffc3bd | 661 | global CXXFLAGS |
22ec3bd1 | 662 | global errcnt |
fab4a87f | 663 | global exec_output |
9966f7ee | 664 | global board_cflags |
98d72909 | 665 | global STATIC_LDFLAGS |
9966f7ee JW |
666 | |
667 | # When using GCC as the linker driver, we need to specify board cflags when | |
668 | # linking because cflags may contain linker options. For example when | |
669 | # linker options are included in GCC spec files then we need the -specs | |
670 | # option. | |
671 | if [board_info [target_info name] exists cflags] { | |
672 | set board_cflags " [board_info [target_info name] cflags]" | |
673 | } else { | |
674 | set board_cflags "" | |
675 | } | |
24edc24d L |
676 | |
677 | foreach testitem $ldtests { | |
678 | set testname [lindex $testitem 0] | |
679 | set ld_options [lindex $testitem 1] | |
680 | set as_options [lindex $testitem 2] | |
681 | set src_files [lindex $testitem 3] | |
682 | set binfile tmpdir/[lindex $testitem 4] | |
683 | set expfile [lindex $testitem 5] | |
684 | set cflags [lindex $testitem 6] | |
55255dae | 685 | set lang [lindex $testitem 7] |
fab4a87f | 686 | set warning [lindex $testitem 8] |
fef75122 | 687 | set ld_after [lindex $testitem 9] |
24edc24d | 688 | set objfiles {} |
24edc24d L |
689 | set failed 0 |
690 | ||
44ed8092 SL |
691 | if { ![check_compiler_available] } { |
692 | unsupported $testname | |
693 | continue | |
694 | } | |
695 | ||
1336939d AM |
696 | foreach target $args { |
697 | if [match_target $target] { | |
698 | setup_xfail "*-*-*" | |
699 | break | |
700 | } | |
701 | } | |
702 | ||
24edc24d L |
703 | # verbose -log "Testname is $testname" |
704 | # verbose -log "ld_options is $ld_options" | |
705 | # verbose -log "as_options is $as_options" | |
706 | # verbose -log "src_files is $src_files" | |
24edc24d L |
707 | # verbose -log "binfile is $binfile" |
708 | ||
709 | # Assemble each file in the test. | |
710 | foreach src_file $src_files { | |
74d44110 MR |
711 | set fileroot "[file rootname [file tail $src_file]]" |
712 | set objfile "tmpdir/$fileroot.o" | |
24edc24d L |
713 | lappend objfiles $objfile |
714 | ||
58ffc3bd | 715 | if { [ string match "c++" $lang ] } { |
a44d0bd7 | 716 | set cmd "$CXX -c $CXXFLAGS $cflags" |
58ffc3bd | 717 | } else { |
a44d0bd7 | 718 | set cmd "$CC -c $CFLAGS $cflags" |
58ffc3bd | 719 | } |
a44d0bd7 AM |
720 | if ![ld_compile $cmd $srcdir/$subdir/$src_file $objfile] { |
721 | set failed 1 | |
722 | break | |
723 | } | |
724 | } | |
725 | if { $failed != 0 } { | |
726 | unresolved $testname | |
727 | continue | |
cb5ab6c8 | 728 | } |
a10e6b21 | 729 | |
241e64e3 L |
730 | if { [ string match "asm" $lang ] } { |
731 | set link_proc ld_link | |
732 | set link_cmd $ld | |
733 | } elseif { [ string match "c++" $lang ] } { | |
d9816402 | 734 | set link_proc ld_link |
cb5ab6c8 | 735 | set link_cmd $CXX |
cb5ab6c8 L |
736 | } else { |
737 | set link_proc ld_link | |
d9816402 | 738 | set link_cmd $CC |
cb5ab6c8 | 739 | } |
24edc24d | 740 | |
abc868c6 AM |
741 | if { $binfile eq "tmpdir/" } { |
742 | # compile only | |
743 | pass $testname | |
744 | continue; | |
98d72909 L |
745 | } else { |
746 | if { [string match "" $STATIC_LDFLAGS] \ | |
747 | && [regexp -- ".* \[-\]+static .*" " $board_cflags $ld_options $objfiles $ld_after "] } { | |
748 | untested $testname | |
749 | continue | |
750 | } | |
751 | if ![$link_proc $link_cmd $binfile "$board_cflags -L$srcdir/$subdir $ld_options $objfiles $ld_after"] { | |
752 | set failed 1 | |
753 | } | |
cb5ab6c8 L |
754 | } |
755 | ||
756 | # Check if exec_output is expected. | |
757 | if { $warning != "" } then { | |
758 | verbose -log "returned with: <$exec_output>, expected: <$warning>" | |
759 | if { [regexp $warning $exec_output] } then { | |
a10e6b21 | 760 | set failed 0 |
cb5ab6c8 L |
761 | } else { |
762 | set failed 1 | |
fab4a87f | 763 | } |
cb5ab6c8 | 764 | } |
fab4a87f | 765 | |
d9816402 | 766 | if { $failed == 0 && [isnative] } { |
cb5ab6c8 L |
767 | send_log "Running: $binfile > $binfile.out\n" |
768 | verbose "Running: $binfile > $binfile.out" | |
769 | catch "exec $binfile > $binfile.out" exec_output | |
fab4a87f | 770 | |
cb5ab6c8 L |
771 | if ![string match "" $exec_output] then { |
772 | send_log "$exec_output\n" | |
773 | verbose "$exec_output" 1 | |
774 | set failed 1 | |
775 | } else { | |
776 | send_log "diff $binfile.out $srcdir/$subdir/$expfile\n" | |
777 | verbose "diff $binfile.out $srcdir/$subdir/$expfile" | |
778 | catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output | |
779 | set exec_output [prune_warnings $exec_output] | |
5a68afcf | 780 | |
24edc24d L |
781 | if ![string match "" $exec_output] then { |
782 | send_log "$exec_output\n" | |
783 | verbose "$exec_output" 1 | |
784 | set failed 1 | |
785 | } | |
786 | } | |
cb5ab6c8 | 787 | } |
24edc24d | 788 | |
cb5ab6c8 L |
789 | if { $failed != 0 } { |
790 | fail $testname | |
d9816402 AM |
791 | } elseif ![isnative] { |
792 | unsupported $testname | |
cb5ab6c8 L |
793 | } else { |
794 | set errcnt 0 | |
795 | pass $testname | |
24edc24d | 796 | } |
24edc24d L |
797 | } |
798 | } | |
d2dee3b2 L |
799 | |
800 | # List contains test-items with 3 items followed by 2 lists, one item and | |
801 | # one optional item: | |
55255dae | 802 | # 0:name |
fa0a16b1 | 803 | # 1:ld or ar options |
55255dae L |
804 | # 2:compile options |
805 | # 3:filenames of source files | |
806 | # 4:action and options. | |
807 | # 5:name of output file | |
808 | # 6:language (optional) | |
d2dee3b2 L |
809 | # |
810 | # Actions: | |
811 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
812 | # nm: Apply nm options on result. Compare with regex (last arg). | |
813 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
2bd7f877 AB |
814 | # warning: Check linker output against regex (last arg). |
815 | # error: Like 'warning' but checking output in error case. | |
816 | # warning_output: Check linker output against regex in a file (last arg). | |
817 | # error_output: Like 'warning_output' but checking output in error case. | |
d2dee3b2 L |
818 | # |
819 | proc run_cc_link_tests { ldtests } { | |
820 | global nm | |
821 | global objdump | |
822 | global READELF | |
823 | global srcdir | |
824 | global subdir | |
825 | global env | |
826 | global CC | |
55255dae | 827 | global CXX |
d2dee3b2 | 828 | global CFLAGS |
58ffc3bd | 829 | global CXXFLAGS |
d8880531 | 830 | global ar |
dd98f8d2 | 831 | global exec_output |
603c4399 | 832 | global board_cflags |
98d72909 | 833 | global STATIC_LDFLAGS |
603c4399 JW |
834 | |
835 | if [board_info [target_info name] exists cflags] { | |
836 | set board_cflags " [board_info [target_info name] cflags]" | |
837 | } else { | |
838 | set board_cflags "" | |
839 | } | |
d2dee3b2 L |
840 | |
841 | foreach testitem $ldtests { | |
842 | set testname [lindex $testitem 0] | |
843 | set ldflags [lindex $testitem 1] | |
844 | set cflags [lindex $testitem 2] | |
845 | set src_files [lindex $testitem 3] | |
846 | set actions [lindex $testitem 4] | |
847 | set binfile tmpdir/[lindex $testitem 5] | |
55255dae | 848 | set lang [lindex $testitem 6] |
d2dee3b2 L |
849 | set objfiles {} |
850 | set is_unresolved 0 | |
851 | set failed 0 | |
2bd7f877 AB |
852 | set check_ld(terminal) 0 |
853 | set check_ld(source) "" | |
d2dee3b2 | 854 | |
44ed8092 SL |
855 | if { ![check_compiler_available] } { |
856 | unsupported $testname | |
857 | continue | |
858 | } | |
859 | ||
c3e11cbe AM |
860 | #verbose -log "testname is $testname" |
861 | #verbose -log "ldflags is $ldflags" | |
862 | #verbose -log "cflags is $cflags" | |
863 | #verbose -log "src_files is $src_files" | |
864 | #verbose -log "actions is $actions" | |
865 | #verbose -log "binfile is $binfile" | |
866 | #verbose -log "lang is $lang" | |
2bd7f877 AB |
867 | |
868 | foreach actionlist $actions { | |
869 | set action [lindex $actionlist 0] | |
870 | set progopts [lindex $actionlist 1] | |
871 | ||
872 | # Find actions related to error/warning processing. | |
873 | switch -- $action { | |
874 | error | |
875 | { | |
876 | set check_ld(source) "regexp" | |
877 | set check_ld(regexp) $progopts | |
878 | set check_ld(terminal) 1 | |
879 | } | |
880 | warning | |
881 | { | |
882 | set check_ld(source) "regexp" | |
883 | set check_ld(regexp) $progopts | |
884 | } | |
885 | error_output | |
886 | { | |
887 | set check_ld(source) "file" | |
888 | set check_ld(file) $progopts | |
889 | set check_ld(terminal) 1 | |
890 | } | |
891 | warning_output | |
892 | { | |
893 | set check_ld(source) "file" | |
894 | set check_ld(file) $progopts | |
895 | } | |
896 | } | |
897 | } | |
c3e11cbe | 898 | |
d2dee3b2 L |
899 | # Compile each file in the test. |
900 | foreach src_file $src_files { | |
74d44110 MR |
901 | set fileroot "[file rootname [file tail $src_file]]" |
902 | set objfile "tmpdir/$fileroot.o" | |
d2dee3b2 L |
903 | lappend objfiles $objfile |
904 | ||
58ffc3bd | 905 | if { [ string match "c++" $lang ] } { |
a44d0bd7 | 906 | set cmd "$CXX -c $CXXFLAGS $cflags" |
58ffc3bd | 907 | } else { |
a44d0bd7 | 908 | set cmd "$CC -c $CFLAGS $cflags" |
58ffc3bd | 909 | } |
a44d0bd7 AM |
910 | if ![ld_compile $cmd $srcdir/$subdir/$src_file $objfile] { |
911 | set failed 1 | |
912 | break | |
913 | } | |
914 | } | |
915 | if { $failed != 0 } { | |
916 | unresolved $testname | |
917 | continue | |
d2dee3b2 L |
918 | } |
919 | ||
920 | # Clear error and warning counts. | |
921 | reset_vars | |
922 | ||
55255dae L |
923 | if { [ string match "c++" $lang ] } { |
924 | set cc_cmd $CXX | |
925 | } else { | |
926 | set cc_cmd $CC | |
927 | } | |
928 | ||
abc868c6 AM |
929 | if { $binfile eq "tmpdir/" } { |
930 | # compile only | |
931 | } elseif { [regexp ".*\\.a$" $binfile] } { | |
fa0a16b1 | 932 | if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } { |
d8880531 | 933 | set failed 1 |
d8880531 | 934 | } |
741e0128 | 935 | } else { |
98d72909 L |
936 | if { [string match "" $STATIC_LDFLAGS] \ |
937 | && [regexp -- ".* \[-\]+static .*" " $board_cflags $ldflags $objfiles "] } { | |
938 | untested $testname | |
939 | continue | |
940 | } | |
2bd7f877 AB |
941 | ld_link $cc_cmd $binfile "$board_cflags -L$srcdir/$subdir $ldflags $objfiles" |
942 | set ld_output "$exec_output" | |
741e0128 | 943 | |
2bd7f877 AB |
944 | if { $check_ld(source) == "regexp" } then { |
945 | # Match output against regexp argument. | |
946 | verbose -log "returned with: <$ld_output>, expected: <$check_ld(regexp)>" | |
947 | if { ![regexp $check_ld(regexp) $ld_output] } then { | |
dd98f8d2 NC |
948 | set failed 1 |
949 | } | |
2bd7f877 AB |
950 | } elseif { $check_ld(source) == "file" } then { |
951 | # Match output against patterns in a file. | |
952 | set_file_contents "tmpdir/ld.messages" "$ld_output" | |
953 | verbose "ld.messages has '[file_contents tmpdir/ld.messages]'" | |
954 | if { [regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$check_ld(file)"] } then { | |
955 | verbose "output is $ld_output" 2 | |
956 | set failed 1 | |
957 | } | |
958 | } | |
959 | ||
960 | if { $check_ld(source) != "" } then { | |
961 | if { $ld_output == "" } then { | |
962 | verbose -log "Linker was expected to give error or warning" | |
963 | set failed 1 | |
964 | } | |
965 | } else { | |
966 | if { $ld_output != "" } then { | |
967 | verbose -log "Unexpected linker warning or error" | |
968 | set failed 1 | |
969 | } | |
741e0128 | 970 | } |
d8880531 L |
971 | } |
972 | ||
973 | if { $failed == 0 } { | |
d2dee3b2 L |
974 | foreach actionlist $actions { |
975 | set action [lindex $actionlist 0] | |
976 | set progopts [lindex $actionlist 1] | |
977 | ||
978 | # There are actions where we run regexp_diff on the | |
979 | # output, and there are other actions (presumably). | |
980 | # Handling of the former look the same. | |
981 | set dump_prog "" | |
982 | switch -- $action { | |
983 | objdump | |
984 | { set dump_prog $objdump } | |
985 | nm | |
986 | { set dump_prog $nm } | |
987 | readelf | |
988 | { set dump_prog $READELF } | |
2bd7f877 AB |
989 | error {} |
990 | warning {} | |
991 | error_output {} | |
992 | warning_output {} | |
d2dee3b2 L |
993 | default |
994 | { | |
995 | perror "Unrecognized action $action" | |
996 | set is_unresolved 1 | |
997 | break | |
998 | } | |
999 | } | |
1000 | ||
1001 | if { $dump_prog != "" } { | |
1002 | set dumpfile [lindex $actionlist 2] | |
1003 | set binary $dump_prog | |
1004 | ||
1005 | # Ensure consistent sorting of symbols | |
1006 | if {[info exists env(LC_ALL)]} { | |
1007 | set old_lc_all $env(LC_ALL) | |
1008 | } | |
1009 | set env(LC_ALL) "C" | |
1010 | set cmd "$binary $progopts $binfile > dump.out" | |
1011 | send_log "$cmd\n" | |
1012 | catch "exec $cmd" comp_output | |
1013 | if {[info exists old_lc_all]} { | |
1014 | set env(LC_ALL) $old_lc_all | |
1015 | } else { | |
1016 | unset env(LC_ALL) | |
1017 | } | |
1018 | set comp_output [prune_warnings $comp_output] | |
1019 | ||
1020 | if ![string match "" $comp_output] then { | |
1021 | send_log "$comp_output\n" | |
1022 | set failed 1 | |
1023 | break | |
1024 | } | |
1025 | ||
1026 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { | |
1027 | verbose "output is [file_contents "dump.out"]" 2 | |
1028 | set failed 1 | |
1029 | break | |
1030 | } | |
1031 | } | |
1032 | } | |
d2dee3b2 L |
1033 | } |
1034 | ||
d44ea5d0 | 1035 | if { $failed } { |
abc868c6 | 1036 | fail $testname |
d44ea5d0 | 1037 | } elseif { $is_unresolved } { |
d2dee3b2 | 1038 | unresolved $testname |
d44ea5d0 AM |
1039 | } else { |
1040 | pass $testname | |
d2dee3b2 L |
1041 | } |
1042 | } | |
1043 | } | |
430a16a5 NC |
1044 | |
1045 | # Returns true if --gc-sections is supported on the target. | |
1046 | ||
1047 | proc check_gc_sections_available { } { | |
1048 | global gc_sections_available_saved | |
1049 | global ld | |
5a68afcf | 1050 | |
430a16a5 NC |
1051 | if {![info exists gc_sections_available_saved]} { |
1052 | # Some targets don't support gc-sections despite whatever's | |
1053 | # advertised by ld's options. | |
be570f06 | 1054 | if { [istarget alpha-*-*] |
8376927b | 1055 | || [istarget bpf-*-*] |
be570f06 | 1056 | || [istarget d30v-*-*] |
59c108f7 | 1057 | || [istarget dlx-*-*] |
59c108f7 | 1058 | || [istarget hppa*64-*-*] |
59c108f7 NC |
1059 | || [istarget ia64-*-*] |
1060 | || [istarget mep-*-*] | |
be570f06 AM |
1061 | || [istarget mn10200-*-*] |
1062 | || [istarget pj*-*-*] | |
1063 | || [istarget pru*-*-*] | |
fce97736 | 1064 | || [istarget s12z-*-*] |
be570f06 | 1065 | || [istarget xgate-*-*] } { |
430a16a5 NC |
1066 | set gc_sections_available_saved 0 |
1067 | return 0 | |
1068 | } | |
1069 | ||
1070 | # elf2flt uses -q (--emit-relocs), which is incompatible with | |
1071 | # --gc-sections. | |
1072 | if { [board_info target exists ldflags] | |
1073 | && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } { | |
1074 | set gc_sections_available_saved 0 | |
1075 | return 0 | |
1076 | } | |
1077 | ||
430a16a5 | 1078 | # Check if the ld used by gcc supports --gc-sections. |
1d5316ab AM |
1079 | # FIXME: this test is useless since ld --help always says |
1080 | # --gc-sections is available | |
430a16a5 NC |
1081 | set ld_output [remote_exec host $ld "--help"] |
1082 | if { [ string first "--gc-sections" $ld_output ] >= 0 } { | |
1083 | set gc_sections_available_saved 1 | |
1084 | } else { | |
1085 | set gc_sections_available_saved 0 | |
1086 | } | |
1087 | } | |
1088 | return $gc_sections_available_saved | |
1089 | } | |
33aa234e | 1090 | |
1336939d AM |
1091 | # Return true if target uses the generic_link_hash_table linker. |
1092 | proc is_generic { } { | |
1093 | if { [istarget "d30v-*-*"] | |
1094 | || [istarget "dlx-*-*"] | |
1095 | || [istarget "pj*-*-*"] | |
1096 | || [istarget "s12z-*-*"] | |
1097 | || [istarget "xgate-*-*"] } { | |
1098 | return 1 | |
1099 | } | |
1100 | return 0 | |
1101 | } | |
1102 | ||
1103 | # Return true if target uses genelf.em. | |
1104 | proc uses_genelf { } { | |
b62b1f71 AM |
1105 | if { [istarget "d30v-*-*"] |
1106 | || [istarget "dlx-*-*"] | |
1107 | || [istarget "fr30-*-*"] | |
1108 | || ([istarget "frv-*-*"] && ![istarget "frv-*-linux*"]) | |
1109 | || [istarget "ft32-*-*"] | |
b62b1f71 AM |
1110 | || [istarget "iq2000-*-*"] |
1111 | || [istarget "mn10200-*-*"] | |
b62b1f71 AM |
1112 | || [istarget "msp430-*-*"] |
1113 | || [istarget "mt-*-*"] | |
be570f06 | 1114 | || [istarget "pj*-*-*"] |
6ff185b8 | 1115 | || [istarget "s12z-*-*"] |
be570f06 | 1116 | || [istarget "xgate-*-*"] } { |
1336939d | 1117 | return 1 |
b62b1f71 | 1118 | } |
1336939d | 1119 | return 0 |
b62b1f71 AM |
1120 | } |
1121 | ||
bdd32e03 AM |
1122 | proc is_underscore_target { } { |
1123 | global is_underscore_target_saved | |
1124 | global target_triplet | |
1125 | global srcdir | |
1126 | ||
1127 | if { ![info exists is_underscore_target_saved] } { | |
1128 | set cmd "targ=$target_triplet . $srcdir/../../bfd/config.bfd &&" | |
1129 | append cmd { echo "$targ_underscore"} | |
1130 | verbose -log "$cmd" | |
1131 | set status [catch {exec sh -c $cmd} result] | |
1132 | if { $status == 0 && [string match "yes" $result] } { | |
1133 | set is_underscore_target_saved 1 | |
1134 | } else { | |
1135 | set is_underscore_target_saved 0 | |
1136 | } | |
1137 | } | |
1138 | return $is_underscore_target_saved | |
1139 | } | |
1140 | ||
5d3236ee DK |
1141 | # Returns true if the target ld supports the plugin API. |
1142 | proc check_plugin_api_available { } { | |
1143 | global plugin_api_available_saved | |
1144 | global ld | |
1145 | if {![info exists plugin_api_available_saved]} { | |
1146 | # Check if the ld used by gcc supports --plugin. | |
1147 | set ld_output [remote_exec host $ld "--help"] | |
2d03dd2f | 1148 | if { [ string first "-plugin PLUGIN" $ld_output ] >= 0 } { |
5d3236ee DK |
1149 | set plugin_api_available_saved 1 |
1150 | } else { | |
1151 | set plugin_api_available_saved 0 | |
1152 | } | |
1153 | } | |
1154 | return $plugin_api_available_saved | |
1155 | } | |
1156 | ||
3f730821 HPN |
1157 | # Sets ld_sysroot to the current sysroot (empty if not supported) and |
1158 | # returns true if the target ld supports sysroot. | |
bdd65db9 | 1159 | proc check_sysroot_available { } { |
3f730821 | 1160 | global ld_sysroot_available_saved ld ld_sysroot |
bdd65db9 | 1161 | if {![info exists ld_sysroot_available_saved]} { |
3f730821 HPN |
1162 | # Check if ld supports --sysroot *other* than empty. |
1163 | set ld_sysroot [string trimright [lindex [remote_exec host $ld "--print-sysroot"] 1]] | |
1164 | if { $ld_sysroot == "" } { | |
bdd65db9 HPN |
1165 | set ld_sysroot_available_saved 0 |
1166 | } else { | |
1167 | set ld_sysroot_available_saved 1 | |
1168 | } | |
1169 | } | |
1170 | return $ld_sysroot_available_saved | |
1171 | } | |
1172 | ||
44ed8092 SL |
1173 | # Return true if we can build a program with the compiler. |
1174 | # On some targets, CC might be defined, but libraries and startup | |
1175 | # code might be missing or require special options that the ld test | |
1176 | # harness doesn't know about. | |
1177 | ||
1178 | proc check_compiler_available { } { | |
1179 | global compiler_available_saved | |
1180 | global CC | |
1181 | ||
1182 | if {![info exists compiler_available_saved]} { | |
1183 | if { [which $CC] == 0 } { | |
1184 | set compiler_available_saved 0 | |
1185 | return 0 | |
1186 | } | |
1187 | ||
1188 | set flags "" | |
1189 | if [board_info [target_info name] exists cflags] { | |
1190 | append flags " [board_info [target_info name] cflags]" | |
1191 | } | |
1192 | if [board_info [target_info name] exists ldflags] { | |
1193 | append flags " [board_info [target_info name] ldflags]" | |
1194 | } | |
1195 | ||
1196 | set basename "tmpdir/compiler[pid]" | |
1197 | set src ${basename}.c | |
1198 | set output ${basename}.out | |
1199 | set f [open $src "w"] | |
1200 | puts $f "int main (void)" | |
1201 | puts $f "{" | |
1202 | puts $f " return 0; " | |
1203 | puts $f "}" | |
1204 | close $f | |
1205 | if [is_remote host] { | |
1206 | set src [remote_download host $src] | |
1207 | } | |
1208 | set compiler_available_saved [run_host_cmd_yesno "$CC" "$flags $src -o $output"] | |
1209 | remote_file host delete $src | |
1210 | remote_file host delete $output | |
1211 | file delete $src | |
1212 | } | |
1213 | return $compiler_available_saved | |
1214 | } | |
1215 | ||
5ff55910 L |
1216 | # Returns 1 if plugin is enabled in gcc. Returns 0 otherwise. |
1217 | proc check_gcc_plugin_enabled { } { | |
1218 | global CC | |
1219 | ||
1220 | if {![info exists CC]} { | |
1221 | set CC [find_gcc] | |
1222 | } | |
7f6bf02d | 1223 | if { $CC == ""} { |
8be1e369 | 1224 | return 0 |
5ff55910 L |
1225 | } |
1226 | set state [remote_exec host $CC -v] | |
8be1e369 AM |
1227 | if { [lindex $state 0] != 0 } { |
1228 | return 0; | |
1229 | } | |
1230 | for { set i 1 } { $i < [llength $state] } { incr i } { | |
5ff55910 L |
1231 | set v [lindex $state $i] |
1232 | if { [ string match "*--disable-plugin*" $v ] } { | |
1233 | verbose "plugin is disabled by $v" | |
1234 | return 0; | |
1235 | } | |
1236 | } | |
1237 | ||
1238 | return 1; | |
1239 | } | |
1240 | ||
3bd58fbe L |
1241 | # Returns true if the target compiler supports LTO |
1242 | proc check_lto_available { } { | |
1243 | global lto_available_saved | |
1244 | global CC | |
7174e19f | 1245 | |
3bd58fbe | 1246 | if {![info exists lto_available_saved]} { |
5ff55910 | 1247 | if { ![check_gcc_plugin_enabled] } { |
19aef622 NC |
1248 | set lto_available_saved 0 |
1249 | return 0 | |
1250 | } | |
00f4a602 L |
1251 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1252 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1253 | # GCC 4.9 or newer. | |
1254 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1255 | set lto_available_saved 1 | |
1256 | return 1 | |
1257 | } | |
3bd58fbe | 1258 | # Check if gcc supports -flto -fuse-linker-plugin |
f1d7f4a6 AM |
1259 | set flags "" |
1260 | if [board_info [target_info name] exists cflags] { | |
1261 | append flags " [board_info [target_info name] cflags]" | |
1262 | } | |
1263 | if [board_info [target_info name] exists ldflags] { | |
1264 | append flags " [board_info [target_info name] ldflags]" | |
3bd58fbe | 1265 | } |
f1d7f4a6 AM |
1266 | |
1267 | set basename "tmpdir/lto[pid]" | |
1268 | set src ${basename}.c | |
1269 | set output ${basename}.out | |
3bd58fbe | 1270 | set f [open $src "w"] |
7174e19f | 1271 | puts $f "int main() { return 0; }" |
3bd58fbe | 1272 | close $f |
010f98a5 L |
1273 | if [is_remote host] { |
1274 | set src [remote_download host $src] | |
1275 | } | |
c3e11cbe | 1276 | set lto_available_saved [run_host_cmd_yesno "$CC" "$flags -flto -fuse-linker-plugin $src -o $output"] |
f1d7f4a6 AM |
1277 | remote_file host delete $src |
1278 | remote_file host delete $output | |
3bd58fbe | 1279 | file delete $src |
3bd58fbe L |
1280 | } |
1281 | return $lto_available_saved | |
1282 | } | |
1283 | ||
c3e11cbe AM |
1284 | # Returns true if the target compiler supports LTO -ffat-lto-objects |
1285 | proc check_lto_fat_available { } { | |
1286 | global lto_fat_available_saved | |
1287 | global CC | |
1288 | ||
1289 | if {![info exists lto_fat_available_saved]} { | |
5ff55910 | 1290 | if { ![check_gcc_plugin_enabled] } { |
c3e11cbe AM |
1291 | set lto_fat_available_saved 0 |
1292 | return 0 | |
1293 | } | |
00f4a602 L |
1294 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1295 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1296 | # GCC 4.9 or newer. | |
1297 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1298 | set lto_fat_available_saved 1 | |
1299 | return 1 | |
1300 | } | |
c3e11cbe AM |
1301 | # Check if gcc supports -flto -fuse-linker-plugin |
1302 | set flags "" | |
1303 | if [board_info [target_info name] exists cflags] { | |
1304 | append flags " [board_info [target_info name] cflags]" | |
1305 | } | |
1306 | if [board_info [target_info name] exists ldflags] { | |
1307 | append flags " [board_info [target_info name] ldflags]" | |
1308 | } | |
1309 | ||
1310 | set basename "tmpdir/lto[pid]" | |
1311 | set src ${basename}.c | |
1312 | set output ${basename}.out | |
1313 | set f [open $src "w"] | |
1314 | puts $f "int main() { return 0; }" | |
1315 | close $f | |
010f98a5 L |
1316 | if [is_remote host] { |
1317 | set src [remote_download host $src] | |
1318 | } | |
c3e11cbe AM |
1319 | set lto_fat_available_saved [run_host_cmd_yesno "$CC" "$flags -flto -ffat-lto-objects -fuse-linker-plugin $src -o $output"] |
1320 | remote_file host delete $src | |
1321 | remote_file host delete $output | |
1322 | file delete $src | |
1323 | } | |
1324 | return $lto_fat_available_saved | |
1325 | } | |
1326 | ||
92c09111 L |
1327 | # Returns true if the target compiler supports LTO and -shared |
1328 | proc check_lto_shared_available { } { | |
1329 | global lto_shared_available_saved | |
1330 | global CC | |
1331 | ||
92c09111 | 1332 | if {![info exists lto_shared_available_saved]} { |
5ff55910 | 1333 | if { ![check_gcc_plugin_enabled] } { |
3bb9e7b4 AM |
1334 | set lto_shared_available_saved 0 |
1335 | return 0 | |
1336 | } | |
00f4a602 L |
1337 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1338 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1339 | # GCC 4.9 or newer. | |
1340 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1341 | set lto_shared_available_saved 1 | |
1342 | return 1 | |
1343 | } | |
92c09111 | 1344 | # Check if gcc supports -flto -fuse-linker-plugin -shared |
f1d7f4a6 AM |
1345 | set flags "" |
1346 | if [board_info [target_info name] exists cflags] { | |
1347 | append flags " [board_info [target_info name] cflags]" | |
1348 | } | |
1349 | if [board_info [target_info name] exists ldflags] { | |
1350 | append flags " [board_info [target_info name] ldflags]" | |
92c09111 | 1351 | } |
f1d7f4a6 AM |
1352 | |
1353 | set basename "tmpdir/lto_shared[pid]" | |
1354 | set src ${basename}.c | |
1355 | set output ${basename}.so | |
92c09111 L |
1356 | set f [open $src "w"] |
1357 | puts $f "" | |
1358 | close $f | |
010f98a5 L |
1359 | if [is_remote host] { |
1360 | set src [remote_download host $src] | |
1361 | } | |
f1d7f4a6 AM |
1362 | set lto_shared_available_saved [run_host_cmd_yesno "$CC" "$flags -shared -fPIC -flto -fuse-linker-plugin $src -o $output"] |
1363 | remote_file host delete $src | |
1364 | remote_file host delete $output | |
92c09111 | 1365 | file delete $src |
92c09111 L |
1366 | } |
1367 | return $lto_shared_available_saved | |
1368 | } | |
1369 | ||
33aa234e JK |
1370 | # Check if the assembler supports CFI statements. |
1371 | ||
1372 | proc check_as_cfi { } { | |
1373 | global check_as_cfi_result | |
1374 | global as | |
1375 | if [info exists check_as_cfi_result] { | |
1376 | return $check_as_cfi_result | |
1377 | } | |
1378 | set as_file "tmpdir/check_as_cfi.s" | |
1379 | set as_fh [open $as_file w 0666] | |
1380 | puts $as_fh "# Generated file. DO NOT EDIT" | |
1381 | puts $as_fh "\t.cfi_startproc" | |
1382 | puts $as_fh "\t.cfi_endproc" | |
1383 | close $as_fh | |
1384 | remote_download host $as_file | |
1385 | verbose -log "Checking CFI support:" | |
1386 | rename "perror" "check_as_cfi_perror" | |
1387 | proc perror { args } { } | |
1388 | set success [ld_assemble $as $as_file "/dev/null"] | |
1389 | rename "perror" "" | |
1390 | rename "check_as_cfi_perror" "perror" | |
1391 | #remote_file host delete $as_file | |
1392 | set check_as_cfi_result $success | |
1393 | return $success | |
1394 | } | |
1395 | ||
c22ee0ad L |
1396 | # Returns true if IFUNC works. |
1397 | ||
1398 | proc check_ifunc_available { } { | |
1399 | global ifunc_available_saved | |
1400 | global CC | |
1401 | ||
1402 | if {![info exists ifunc_available_saved]} { | |
44ed8092 | 1403 | if { ![check_compiler_available] } { |
c22ee0ad L |
1404 | set ifunc_available_saved 0 |
1405 | return 0 | |
1406 | } | |
1407 | # Check if gcc supports -flto -fuse-linker-plugin | |
1408 | set flags "" | |
1409 | if [board_info [target_info name] exists cflags] { | |
1410 | append flags " [board_info [target_info name] cflags]" | |
1411 | } | |
1412 | if [board_info [target_info name] exists ldflags] { | |
1413 | append flags " [board_info [target_info name] ldflags]" | |
1414 | } | |
1415 | ||
1416 | set basename "tmpdir/ifunc[pid]" | |
1417 | set src ${basename}.c | |
1418 | set output ${basename}.out | |
1419 | set f [open $src "w"] | |
1420 | puts $f "extern int library_func2 (void);" | |
1421 | puts $f "int main (void)" | |
1422 | puts $f "{" | |
1423 | puts $f " if (library_func2 () != 2) __builtin_abort ();" | |
1424 | puts $f " return 0; " | |
1425 | puts $f "}" | |
1426 | puts $f "static int library_func1 (void) {return 2; }" | |
1427 | puts $f "void *foo (void) __asm__ (\"library_func2\");" | |
1428 | puts $f "void *foo (void) { return library_func1; }" | |
1429 | puts $f "__asm__(\".type library_func2, %gnu_indirect_function\");" | |
1430 | close $f | |
010f98a5 L |
1431 | if [is_remote host] { |
1432 | set src [remote_download host $src] | |
1433 | } | |
c22ee0ad | 1434 | set ifunc_available_saved [run_host_cmd_yesno "$CC" "$flags $src -o $output"] |
77236b83 | 1435 | if { [isnative] && $ifunc_available_saved == 1 } { |
c22ee0ad L |
1436 | set ifunc_available_saved [run_host_cmd_yesno "$output" ""] |
1437 | } | |
1438 | remote_file host delete $src | |
1439 | remote_file host delete $output | |
1440 | file delete $src | |
1441 | } | |
1442 | return $ifunc_available_saved | |
1443 | } | |
1444 | ||
97dc35c8 L |
1445 | # Returns true if ifunc attribute works. |
1446 | ||
1447 | proc check_ifunc_attribute_available { } { | |
1448 | global ifunc_attribute_available_saved | |
1449 | global CC | |
1450 | ||
1451 | if {![info exists ifunc_attribute_available_saved]} { | |
44ed8092 | 1452 | if { ![check_compiler_available] } { |
97dc35c8 L |
1453 | set ifunc_attribute_available_saved 0 |
1454 | return 0 | |
1455 | } | |
1456 | # Check if gcc supports -flto -fuse-linker-plugin | |
1457 | set flags "" | |
1458 | if [board_info [target_info name] exists cflags] { | |
1459 | append flags " [board_info [target_info name] cflags]" | |
1460 | } | |
1461 | if [board_info [target_info name] exists ldflags] { | |
1462 | append flags " [board_info [target_info name] ldflags]" | |
1463 | } | |
1464 | ||
1465 | set basename "tmpdir/ifunc[pid]" | |
1466 | set src ${basename}.c | |
1467 | set output ${basename}.out | |
1468 | set f [open $src "w"] | |
1469 | puts $f "extern int library_func2 (void) __attribute__ ((ifunc (\"foo\")));" | |
1470 | puts $f "int main (void)" | |
1471 | puts $f "{" | |
1472 | puts $f " if (library_func2 () != 2) __builtin_abort ();" | |
1473 | puts $f " return 0; " | |
1474 | puts $f "}" | |
1475 | puts $f "static int library_func1 (void) {return 2; }" | |
1476 | puts $f "void *foo (void) { return library_func1; }" | |
1477 | close $f | |
010f98a5 L |
1478 | if [is_remote host] { |
1479 | set src [remote_download host $src] | |
1480 | } | |
97dc35c8 | 1481 | set ifunc_attribute_available_saved [run_host_cmd_yesno "$CC" "$flags $src -o $output"] |
77236b83 | 1482 | if { [isnative] && $ifunc_attribute_available_saved == 1 } { |
97dc35c8 L |
1483 | set ifunc_attribute_available_saved [run_host_cmd_yesno "$output" ""] |
1484 | } | |
1485 | remote_file host delete $src | |
1486 | remote_file host delete $output | |
1487 | file delete $src | |
1488 | } | |
1489 | return $ifunc_attribute_available_saved | |
1490 | } | |
1491 | ||
fd121c5c JW |
1492 | # Return true if libdl is supported. |
1493 | ||
1494 | proc check_libdl_available { } { | |
1495 | global libdl_available_saved | |
1496 | global CC | |
1497 | ||
1498 | if {![info exists libdl_available_saved]} { | |
44ed8092 | 1499 | if { ![check_compiler_available] } { |
fd121c5c JW |
1500 | set libdl_available_saved 0 |
1501 | return 0 | |
1502 | } | |
1503 | ||
1504 | set basename "tmpdir/dl_avail_test[pid]" | |
1505 | set src ${basename}.c | |
1506 | set output ${basename}.out | |
1507 | set f [open $src "w"] | |
1508 | # Sample test file. | |
1509 | puts $f "#include <dlfcn.h>" | |
1510 | puts $f "int main (void)" | |
1511 | puts $f "{" | |
1512 | puts $f " dlopen (\"dummy.so\", RTLD_NOW);" | |
1513 | puts $f " return 0; " | |
1514 | puts $f "}" | |
1515 | close $f | |
1516 | if [is_remote host] { | |
1517 | set src [remote_download host $src] | |
1518 | } | |
1519 | set libdl_available_saved [run_host_cmd_yesno "$CC" "$src -o $output -ldl"] | |
1520 | remote_file host delete $src | |
1521 | remote_file host delete $output | |
1522 | file delete $src | |
1523 | } | |
1524 | return $libdl_available_saved | |
1525 | } | |
0aae7e72 L |
1526 | |
1527 | # Returns true if GNU2 TLS works. | |
1528 | ||
1529 | proc check_gnu2_tls_available { } { | |
1530 | global gnu2_tls_available_saved | |
1531 | global CC | |
1532 | global GNU2_CFLAGS | |
1533 | ||
1534 | if {![info exists gnu2_tls_available_saved]} { | |
44ed8092 | 1535 | if { ![check_compiler_available] || "$GNU2_CFLAGS" == "" } { |
0aae7e72 L |
1536 | set gnu2_tls_available_saved 0 |
1537 | return 0 | |
1538 | } | |
1539 | # Check if GNU2 TLS works. | |
1540 | set flags "$GNU2_CFLAGS" | |
1541 | if [board_info [target_info name] exists cflags] { | |
1542 | append flags " [board_info [target_info name] cflags]" | |
1543 | } | |
1544 | if [board_info [target_info name] exists ldflags] { | |
1545 | append flags " [board_info [target_info name] ldflags]" | |
1546 | } | |
1547 | ||
1548 | set basename "tmpdir/gnu2_tls[pid]" | |
1549 | set src1 ${basename}1.c | |
1550 | set output1 ${basename}.so | |
1551 | set f [open $src1 "w"] | |
1552 | puts $f "extern __thread int zzz;" | |
1553 | puts $f "int foo (void)" | |
1554 | puts $f "{" | |
1555 | puts $f " return zzz;" | |
1556 | puts $f "}" | |
1557 | close $f | |
1558 | if [is_remote host] { | |
1559 | set src1 [remote_download host $src1] | |
1560 | } | |
1561 | set src2 ${basename}2.c | |
1562 | set output2 ${basename}.exe | |
1563 | set f [open $src2 "w"] | |
1564 | puts $f "__thread int zzz = 20;" | |
1565 | puts $f "extern int foo (void);" | |
1566 | puts $f "int main (void)" | |
1567 | puts $f "{" | |
1568 | puts $f " if (foo () != 20) __builtin_abort ();" | |
1569 | puts $f " return 0; " | |
1570 | puts $f "}" | |
1571 | close $f | |
1572 | if [is_remote host] { | |
1573 | set src2 [remote_download host $src2] | |
1574 | } | |
1575 | set gnu2_tls_available_saved [run_host_cmd_yesno "$CC" "-fPIC -shared $flags $src1 -o $output1"] | |
1576 | if { $gnu2_tls_available_saved == 1 } { | |
1577 | set gnu2_tls_available_saved [run_host_cmd_yesno "$CC" "$flags $src2 $output1 -o $output2"] | |
1578 | if { $gnu2_tls_available_saved == 1 } { | |
1579 | set gnu2_tls_available_saved [run_host_cmd_yesno "$output2" ""] | |
1580 | } | |
1581 | } | |
1582 | remote_file host delete $src1 | |
1583 | remote_file host delete $output1 | |
1584 | remote_file host delete $src2 | |
1585 | remote_file host delete $output2 | |
1586 | file delete $src1 $src2 | |
1587 | } | |
1588 | return $gnu2_tls_available_saved | |
1589 | } |