Commit | Line | Data |
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a2b64bed | 1 | # Support routines for LD testsuite. |
6f2750fe | 2 | # Copyright (C) 1994-2016 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 $number\n" | |
81 | } | |
82 | } | |
83 | ||
7f6a71ff JM |
84 | proc run_host_cmd { prog command } { |
85 | global link_output | |
f1d7f4a6 AM |
86 | global gcc_B_opt |
87 | global ld_L_opt | |
3e8cba19 | 88 | |
7f6a71ff JM |
89 | if { ![is_remote host] && [which "$prog"] == 0 } then { |
90 | perror "$prog does not exist" | |
252b5132 RH |
91 | return 0 |
92 | } | |
3e8cba19 | 93 | |
f1d7f4a6 AM |
94 | # If we are compiling with gcc, we want to add gcc_B_opt and |
95 | # ld_L_opt to flags. However, if $prog already has -B options, | |
96 | # which might be the case when running gcc out of a build | |
97 | # directory, we want our -B options to come first. | |
98 | set gccexe $prog | |
99 | set gccparm [string first " " $gccexe] | |
100 | set gccflags "" | |
101 | if { $gccparm > 0 } then { | |
102 | set gccflags [string range $gccexe $gccparm end] | |
103 | set gccexe [string range $gccexe 0 $gccparm] | |
104 | set prog $gccexe | |
105 | } | |
106 | set gccexe [string replace $gccexe 0 [string last "/" $gccexe] ""] | |
107 | if {[string match "*cc*" $gccexe] || [string match "*++*" $gccexe]} then { | |
108 | set gccflags "$gcc_B_opt $gccflags $ld_L_opt" | |
109 | } | |
110 | ||
111 | verbose -log "$prog $gccflags $command" | |
112 | set status [remote_exec host [concat sh -c [list "$prog $gccflags $command 2>&1"]] "" "/dev/null" "ld.tmp"] | |
7f6a71ff JM |
113 | remote_upload host "ld.tmp" |
114 | set link_output [file_contents "ld.tmp"] | |
115 | regsub "\n$" $link_output "" link_output | |
116 | if { [lindex $status 0] != 0 && [string match "" $link_output] } then { | |
117 | append link_output "child process exited abnormally" | |
118 | } | |
119 | remote_file build delete ld.tmp | |
120 | remote_file host delete ld.tmp | |
fab4a87f | 121 | |
7f6a71ff JM |
122 | if [string match "" $link_output] then { |
123 | return "" | |
124 | } | |
3e8cba19 | 125 | |
7f6a71ff JM |
126 | verbose -log "$link_output" |
127 | return "$link_output" | |
128 | } | |
129 | ||
130 | proc run_host_cmd_yesno { prog command } { | |
131 | global exec_output | |
d76b6207 | 132 | global errcnt warncnt |
7f6a71ff JM |
133 | |
134 | set exec_output [prune_warnings [run_host_cmd "$prog" "$command"]] | |
d76b6207 L |
135 | # Ignore error and warning. |
136 | set errcnt 0 | |
137 | set warncnt 0 | |
252b5132 | 138 | if [string match "" $exec_output] then { |
7f6a71ff | 139 | return 1; |
252b5132 | 140 | } |
7f6a71ff JM |
141 | return 0; |
142 | } | |
143 | ||
144 | # Link an object using relocation. | |
145 | # | |
146 | proc default_ld_relocate { ld target objects } { | |
147 | global HOSTING_EMU | |
148 | ||
149 | remote_file host delete $target | |
150 | return [run_host_cmd_yesno "$ld" "$HOSTING_EMU -o $target -r $objects"] | |
252b5132 RH |
151 | } |
152 | ||
1688b748 | 153 | # Check to see if ld is being invoked with a non-endian output format |
3b6fe0cc | 154 | # |
1688b748 MH |
155 | proc is_endian_output_format { object_flags } { |
156 | ||
157 | if {[string match "*-oformat binary*" $object_flags] || \ | |
158 | [string match "*-oformat ieee*" $object_flags] || \ | |
159 | [string match "*-oformat ihex*" $object_flags] || \ | |
160 | [string match "*-oformat netbsd-core*" $object_flags] || \ | |
161 | [string match "*-oformat srec*" $object_flags] || \ | |
162 | [string match "*-oformat tekhex*" $object_flags] || \ | |
163 | [string match "*-oformat trad-core*" $object_flags] } then { | |
164 | return 0 | |
165 | } else { | |
166 | return 1 | |
167 | } | |
168 | } | |
169 | ||
38e31547 NC |
170 | # Look for big-endian or little-endian switches in the multlib |
171 | # options and translate these into a -EB or -EL switch. Note | |
172 | # we cannot rely upon proc process_multilib_options to do this | |
173 | # for us because for some targets the compiler does not support | |
174 | # -EB/-EL but it does support -mbig-endian/-mlittle-endian, and | |
175 | # the site.exp file will include the switch "-mbig-endian" | |
176 | # (rather than "big-endian") which is not detected by proc | |
177 | # process_multilib_options. | |
3b6fe0cc | 178 | # |
38e31547 | 179 | proc big_or_little_endian {} { |
3e8cba19 | 180 | |
38e31547 | 181 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 182 | set tmp_flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
183 | |
184 | foreach x $tmp_flags { | |
185 | case $x in { | |
906156c4 | 186 | {*big*endian eb EB -eb -EB -mb -meb} { |
38e31547 NC |
187 | set flags " -EB" |
188 | return $flags | |
189 | } | |
906156c4 | 190 | {*little*endian el EL -el -EL -ml -mel} { |
38e31547 NC |
191 | set flags " -EL" |
192 | return $flags | |
193 | } | |
194 | } | |
195 | } | |
196 | } | |
197 | ||
198 | set flags "" | |
199 | return $flags | |
200 | } | |
252b5132 | 201 | |
3b6fe0cc | 202 | # Link a program using ld. |
252b5132 RH |
203 | # |
204 | proc default_ld_link { ld target objects } { | |
205 | global HOSTING_EMU | |
206 | global HOSTING_CRT0 | |
6738cadc | 207 | global HOSTING_SCRT0 |
252b5132 | 208 | global HOSTING_LIBS |
b27caf75 | 209 | global HOSTING_SLIBS |
d1bcade6 | 210 | global LIBS |
252b5132 | 211 | global host_triplet |
6fc49d28 | 212 | global link_output |
fab4a87f | 213 | global exec_output |
3e8cba19 | 214 | |
6738cadc L |
215 | if { [ string match "* -pie *" $objects ] } { |
216 | set objs "$HOSTING_SCRT0 $objects" | |
b27caf75 | 217 | set libs "$LIBS $HOSTING_SLIBS" |
6738cadc L |
218 | } else { |
219 | set objs "$HOSTING_CRT0 $objects" | |
b27caf75 | 220 | set libs "$LIBS $HOSTING_LIBS" |
6738cadc | 221 | } |
3e8cba19 | 222 | |
1688b748 MH |
223 | if [is_endian_output_format $objects] then { |
224 | set flags [big_or_little_endian] | |
225 | } else { | |
226 | set flags "" | |
227 | } | |
fab4a87f | 228 | |
7f6a71ff | 229 | remote_file host delete $target |
fab4a87f | 230 | |
7f6a71ff | 231 | return [run_host_cmd_yesno "$ld" "$HOSTING_EMU $flags -o $target $objs $libs"] |
252b5132 RH |
232 | } |
233 | ||
3b6fe0cc | 234 | # Link a program using ld, without including any libraries. |
252b5132 RH |
235 | # |
236 | proc default_ld_simple_link { ld target objects } { | |
237 | global host_triplet | |
fab4a87f | 238 | global exec_output |
7cda33a1 | 239 | |
f1d7f4a6 | 240 | set flags "" |
1688b748 MH |
241 | if [is_endian_output_format $objects] then { |
242 | set flags [big_or_little_endian] | |
b765d4e3 L |
243 | } |
244 | ||
7f6a71ff | 245 | remote_file host delete $target |
f1d7f4a6 | 246 | set exec_output [run_host_cmd "$ld" "$flags -o $target $objects"] |
7f6a71ff | 247 | set exec_output [prune_warnings $exec_output] |
252b5132 RH |
248 | |
249 | # We don't care if we get a warning about a non-existent start | |
250 | # symbol, since the default linker script might use ENTRY. | |
251 | regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output | |
252 | ||
f1d7f4a6 | 253 | return [string match "" $exec_output] |
252b5132 RH |
254 | } |
255 | ||
3b6fe0cc | 256 | # Compile an object using cc. |
252b5132 RH |
257 | # |
258 | proc default_ld_compile { cc source object } { | |
259 | global CFLAGS | |
58ffc3bd | 260 | global CXXFLAGS |
252b5132 RH |
261 | global srcdir |
262 | global subdir | |
263 | global host_triplet | |
f1d7f4a6 | 264 | global gcc_B_opt |
252b5132 RH |
265 | |
266 | set cc_prog $cc | |
267 | if {[llength $cc_prog] > 1} then { | |
268 | set cc_prog [lindex $cc_prog 0] | |
269 | } | |
7f6a71ff | 270 | if {![is_remote host] && [which $cc_prog] == 0} then { |
252b5132 RH |
271 | perror "$cc_prog does not exist" |
272 | return 0 | |
273 | } | |
274 | ||
7f6a71ff JM |
275 | remote_file build delete "$object" |
276 | remote_file host delete "$object" | |
252b5132 | 277 | |
f1d7f4a6 | 278 | set flags "$gcc_B_opt -I$srcdir/$subdir" |
252b5132 | 279 | |
f1d7f4a6 AM |
280 | # If we are compiling with gcc, we want to add gcc_B_opt to flags. |
281 | # However, if $prog already has -B options, which might be the | |
282 | # case when running gcc out of a build directory, we want our -B | |
283 | # options to come first. | |
b0fe1bf3 AM |
284 | set ccexe $cc |
285 | set ccparm [string first " " $cc] | |
dec20c9e | 286 | set ccflags "" |
b0fe1bf3 | 287 | if { $ccparm > 0 } then { |
dec20c9e | 288 | set ccflags [string range $cc $ccparm end] |
b0fe1bf3 | 289 | set ccexe [string range $cc 0 $ccparm] |
dec20c9e | 290 | set cc $ccexe |
b0fe1bf3 | 291 | } |
252b5132 | 292 | |
f1d7f4a6 | 293 | set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""] |
58ffc3bd | 294 | if {[string match "*++*" $ccexe]} { |
f1d7f4a6 | 295 | append flags " $CXXFLAGS" |
58ffc3bd | 296 | } else { |
f1d7f4a6 | 297 | append flags " $CFLAGS" |
58ffc3bd MF |
298 | } |
299 | ||
3046b3d3 VP |
300 | if [board_info [target_info name] exists cflags] { |
301 | append flags " [board_info [target_info name] cflags]" | |
302 | } | |
303 | ||
38e31547 | 304 | if [board_info [target_info name] exists multilib_flags] { |
b24f926d | 305 | append flags " [board_info [target_info name] multilib_flags]" |
38e31547 NC |
306 | } |
307 | ||
f1d7f4a6 AM |
308 | set cmd "$cc $flags $ccflags -c $source -o $object" |
309 | verbose -log "$cmd" | |
252b5132 | 310 | |
f1d7f4a6 | 311 | set status [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
7f6a71ff JM |
312 | remote_upload host "ld.tmp" |
313 | set exec_output [file_contents "ld.tmp"] | |
314 | remote_file build delete "ld.tmp" | |
315 | remote_file host delete "ld.tmp" | |
252b5132 RH |
316 | set exec_output [prune_warnings $exec_output] |
317 | if [string match "" $exec_output] then { | |
318 | if {![file exists $object]} then { | |
319 | regexp ".*/(\[^/\]*)$" $source all dobj | |
320 | regsub "\\.c" $dobj ".o" realobj | |
321 | verbose "looking for $realobj" | |
7f6a71ff | 322 | if {[remote_file host exists $realobj]} then { |
252b5132 | 323 | verbose -log "mv $realobj $object" |
7f6a71ff | 324 | remote_upload "$realobj" "$object" |
252b5132 RH |
325 | } else { |
326 | perror "$object not found after compilation" | |
327 | return 0 | |
328 | } | |
329 | } | |
330 | return 1 | |
331 | } else { | |
332 | verbose -log "$exec_output" | |
333 | perror "$source: compilation failed" | |
334 | return 0 | |
335 | } | |
336 | } | |
337 | ||
3b6fe0cc | 338 | # Assemble a file. |
252b5132 | 339 | # |
de1491f0 | 340 | proc default_ld_assemble { as in_flags source object } { |
252b5132 RH |
341 | global ASFLAGS |
342 | global host_triplet | |
690f47bf RS |
343 | global srcdir |
344 | global subdir | |
3e8cba19 | 345 | |
252b5132 RH |
346 | if ![info exists ASFLAGS] { set ASFLAGS "" } |
347 | ||
690f47bf | 348 | set flags "[big_or_little_endian] -I$srcdir/$subdir" |
de1491f0 | 349 | set exec_output [run_host_cmd "$as" "$flags $in_flags $ASFLAGS -o $object $source"] |
252b5132 RH |
350 | set exec_output [prune_warnings $exec_output] |
351 | if [string match "" $exec_output] then { | |
352 | return 1 | |
353 | } else { | |
252b5132 RH |
354 | perror "$source: assembly failed" |
355 | return 0 | |
356 | } | |
357 | } | |
358 | ||
3b6fe0cc | 359 | # Run nm on a file, putting the result in the array nm_output. |
252b5132 | 360 | # |
992c450d | 361 | proc default_ld_nm { nm nmflags object } { |
252b5132 RH |
362 | global NMFLAGS |
363 | global nm_output | |
364 | global host_triplet | |
365 | ||
77e0b0ef ILT |
366 | if {[info exists nm_output]} { |
367 | unset nm_output | |
368 | } | |
369 | ||
252b5132 RH |
370 | if ![info exists NMFLAGS] { set NMFLAGS "" } |
371 | ||
3e8cba19 AM |
372 | # Ensure consistent sorting of symbols |
373 | if {[info exists env(LC_ALL)]} { | |
374 | set old_lc_all $env(LC_ALL) | |
375 | } | |
376 | set env(LC_ALL) "C" | |
7f6a71ff | 377 | |
992c450d | 378 | verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out" |
252b5132 | 379 | |
7f6a71ff | 380 | set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"] |
3e8cba19 AM |
381 | if {[info exists old_lc_all]} { |
382 | set env(LC_ALL) $old_lc_all | |
383 | } else { | |
384 | unset env(LC_ALL) | |
385 | } | |
7f6a71ff JM |
386 | remote_upload host "ld.stderr" |
387 | remote_upload host "tmpdir/nm.out" "tmpdir/nm.out" | |
388 | set exec_output [prune_warnings [file_contents "ld.stderr"]] | |
389 | remote_file host delete "ld.stderr" | |
390 | remote_file build delete "ld.stderr" | |
252b5132 RH |
391 | if [string match "" $exec_output] then { |
392 | set file [open tmpdir/nm.out r] | |
393 | while { [gets $file line] != -1 } { | |
394 | verbose "$line" 2 | |
dbc37f89 | 395 | if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] { |
252b5132 RH |
396 | set name [string trimleft $name "_"] |
397 | verbose "Setting nm_output($name) to 0x$value" 2 | |
398 | set nm_output($name) 0x$value | |
399 | } | |
400 | } | |
401 | close $file | |
402 | return 1 | |
403 | } else { | |
404 | verbose -log "$exec_output" | |
405 | perror "$object: nm failed" | |
406 | return 0 | |
407 | } | |
408 | } | |
409 | ||
1b662205 AM |
410 | # Define various symbols needed when not linking against all |
411 | # target libs. | |
412 | proc ld_simple_link_defsyms {} { | |
413 | ||
414 | set flags "--defsym __stack_chk_fail=0" | |
415 | ||
416 | # ARM targets call __gccmain | |
8c5fc800 | 417 | if {[istarget arm*-*-*]} { |
1b662205 AM |
418 | append flags " --defsym __gccmain=0" |
419 | } | |
420 | ||
5a1431e6 | 421 | # Windows targets need __main, some prefixed with underscore. |
36fe835f | 422 | if {[istarget *-*-cygwin* ] || [istarget *-*-mingw*]} { |
5a1431e6 | 423 | append flags " --defsym __main=0 --defsym ___main=0" |
36fe835f DK |
424 | } |
425 | ||
1b662205 AM |
426 | # PowerPC EABI code calls __eabi. |
427 | if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} { | |
428 | append flags " --defsym __eabi=0" | |
429 | } | |
430 | ||
431 | # mn10200 code calls __truncsipsi2_d0_d2. | |
432 | if {[istarget mn10200*-*-*]} then { | |
433 | append flags " --defsym __truncsipsi2_d0_d2=0" | |
434 | } | |
435 | ||
436 | # m6811/m6812 code has references to soft registers. | |
32d79e68 | 437 | if {[istarget m6811-*-*] || [istarget m6812-*-*] || [istarget m68hc1*-*-*]} { |
1b662205 AM |
438 | append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0" |
439 | append flags " --defsym _.d3=0 --defsym _.d4=0" | |
440 | append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0" | |
441 | } | |
442 | ||
443 | # Some OpenBSD targets have ProPolice and reference __guard and | |
444 | # __stack_smash_handler. | |
445 | if [istarget *-*-openbsd*] { | |
446 | append flags " --defsym __guard=0" | |
447 | append flags " --defsym __stack_smash_handler=0" | |
448 | } | |
449 | ||
450 | return $flags | |
451 | } | |
452 | ||
ef2b5578 | 453 | # run_dump_test FILE (optional:) EXTRA_OPTIONS |
261def70 HPN |
454 | # Copied from gas testsuite, tweaked and further extended. |
455 | # | |
456 | # Assemble a .s file, then run some utility on it and check the output. | |
3e8cba19 | 457 | # |
261def70 HPN |
458 | # There should be an assembly language file named FILE.s in the test |
459 | # suite directory, and a pattern file called FILE.d. `run_dump_test' | |
460 | # will assemble FILE.s, run some tool like `objdump', `objcopy', or | |
461 | # `nm' on the .o file to produce textual output, and then analyze that | |
462 | # with regexps. The FILE.d file specifies what program to run, and | |
463 | # what to expect in its output. | |
464 | # | |
465 | # The FILE.d file begins with zero or more option lines, which specify | |
466 | # flags to pass to the assembler, the program to run to dump the | |
467 | # assembler's output, and the options it wants. The option lines have | |
468 | # the syntax: | |
3e8cba19 | 469 | # |
261def70 | 470 | # # OPTION: VALUE |
3e8cba19 | 471 | # |
261def70 HPN |
472 | # OPTION is the name of some option, like "name" or "objdump", and |
473 | # VALUE is OPTION's value. The valid options are described below. | |
474 | # Whitespace is ignored everywhere, except within VALUE. The option | |
475 | # list ends with the first line that doesn't match the above syntax | |
476 | # (hmm, not great for error detection). | |
477 | # | |
ef2b5578 MR |
478 | # The optional EXTRA_OPTIONS argument to `run_dump_test' is a list of |
479 | # two-element lists. The first element of each is an option name, and | |
480 | # the second additional arguments to be added on to the end of the | |
481 | # option list as given in FILE.d. (If omitted, no additional options | |
482 | # are added.) | |
483 | # | |
261def70 | 484 | # The interesting options are: |
3e8cba19 | 485 | # |
261def70 HPN |
486 | # name: TEST-NAME |
487 | # The name of this test, passed to DejaGNU's `pass' and `fail' | |
488 | # commands. If omitted, this defaults to FILE, the root of the | |
489 | # .s and .d files' names. | |
3e8cba19 | 490 | # |
261def70 HPN |
491 | # as: FLAGS |
492 | # When assembling, pass FLAGS to the assembler. | |
493 | # If assembling several files, you can pass different assembler | |
494 | # options in the "source" directives. See below. | |
495 | # | |
496 | # ld: FLAGS | |
497 | # Link assembled files using FLAGS, in the order of the "source" | |
498 | # directives, when using multiple files. | |
499 | # | |
d6e0b160 HPN |
500 | # ld_after_inputfiles: FLAGS |
501 | # Similar to "ld", but put after all input files. | |
502 | # | |
9854d43d | 503 | # objcopy_objects: FLAGS |
504 | # Run objcopy with the specified flags after assembling any source | |
505 | # that has the special marker RUN_OBJCOPY in the source specific | |
506 | # flags. | |
507 | # | |
cfe5266f HPN |
508 | # objcopy_linked_file: FLAGS |
509 | # Run objcopy on the linked file with the specified flags. | |
510 | # This lets you transform the linked file using objcopy, before the | |
511 | # result is analyzed by an analyzer program specified below (which | |
512 | # may in turn *also* be objcopy). | |
513 | # | |
261def70 HPN |
514 | # PROG: PROGRAM-NAME |
515 | # The name of the program to run to analyze the .o file produced | |
516 | # by the assembler or the linker output. This can be omitted; | |
517 | # run_dump_test will guess which program to run by seeing which of | |
518 | # the flags options below is present. | |
519 | # | |
8d983e36 | 520 | # readelf: FLAGS |
261def70 HPN |
521 | # objdump: FLAGS |
522 | # nm: FLAGS | |
523 | # objcopy: FLAGS | |
524 | # Use the specified program to analyze the assembler or linker | |
525 | # output file, and pass it FLAGS, in addition to the output name. | |
3e8cba19 AM |
526 | # Note that they are run with LC_ALL=C in the environment to give |
527 | # consistent sorting of symbols. | |
261def70 HPN |
528 | # |
529 | # source: SOURCE [FLAGS] | |
530 | # Assemble the file SOURCE.s using the flags in the "as" directive | |
531 | # and the (optional) FLAGS. If omitted, the source defaults to | |
532 | # FILE.s. | |
533 | # This is useful if several .d files want to share a .s file. | |
534 | # More than one "source" directive can be given, which is useful | |
535 | # when testing linking. | |
536 | # | |
ef2b5578 MR |
537 | # dump: DUMP |
538 | # Match against DUMP.d. If omitted, this defaults to FILE.d. This | |
539 | # is useful if several .d files differ by options only. Options are | |
540 | # always read from FILE.d. | |
541 | # | |
261def70 HPN |
542 | # xfail: TARGET |
543 | # The test is expected to fail on TARGET. This may occur more than | |
544 | # once. | |
545 | # | |
546 | # target: TARGET | |
547 | # Only run the test for TARGET. This may occur more than once; the | |
33aa234e JK |
548 | # target being tested must match at least one. You may provide target |
549 | # name "cfi" for any target supporting the CFI statements. | |
261def70 HPN |
550 | # |
551 | # notarget: TARGET | |
552 | # Do not run the test for TARGET. This may occur more than once; | |
553 | # the target being tested must not match any of them. | |
554 | # | |
555 | # error: REGEX | |
556 | # An error with message matching REGEX must be emitted for the test | |
8d983e36 AB |
557 | # to pass. The PROG, readelf, objdump, nm and objcopy options have |
558 | # no meaning and need not be supplied if this is present. Multiple | |
559 | # "error" directives append to the expected linker error message. | |
261def70 | 560 | # |
bb57e4c7 AB |
561 | # error_output: FILE |
562 | # Means the same as 'error', except the regular expression lines | |
563 | # are contains in FILE. | |
564 | # | |
bb00e284 HPN |
565 | # warning: REGEX |
566 | # Expect a linker warning matching REGEX. It is an error to issue | |
164de317 HPN |
567 | # both "error" and "warning". Multiple "warning" directives |
568 | # append to the expected linker warning message. | |
bb00e284 | 569 | # |
bb57e4c7 AB |
570 | # warning_output: FILE |
571 | # Means the same as 'warning', except the regular expression | |
572 | # lines are contains in FILE. | |
573 | # | |
43d66c95 AB |
574 | # map: FILE |
575 | # Adding this option will cause the linker to generate a linker | |
576 | # map file, using the -Map=MAPFILE command line option. If | |
577 | # there is no -Map=MAPFILE in the 'ld: FLAGS' then one will be | |
578 | # added to the linker command line. The contents of the | |
579 | # generated MAPFILE are then compared against the regexp lines | |
580 | # in FILE using `regexp_diff' (see below for details). | |
581 | # | |
261def70 HPN |
582 | # Each option may occur at most once unless otherwise mentioned. |
583 | # | |
584 | # After the option lines come regexp lines. `run_dump_test' calls | |
585 | # `regexp_diff' to compare the output of the dumping tool against the | |
eb22018c RS |
586 | # regexps in FILE.d. `regexp_diff' is defined in binutils-common.exp; |
587 | # see further comments there. | |
3b6fe0cc | 588 | # |
ef2b5578 | 589 | proc run_dump_test { name {extra_options {}} } { |
261def70 HPN |
590 | global subdir srcdir |
591 | global OBJDUMP NM AS OBJCOPY READELF LD | |
592 | global OBJDUMPFLAGS NMFLAGS ASFLAGS OBJCOPYFLAGS READELFFLAGS LDFLAGS | |
593 | global host_triplet runtests | |
9a2ee7fc | 594 | global env verbose |
647e4d46 L |
595 | global ld_elf_shared_opt |
596 | ||
597 | if { [is_elf_format] && [check_shared_lib_support] } { | |
598 | set ld_extra_opt "$ld_elf_shared_opt" | |
599 | } else { | |
600 | set ld_extra_opt "" | |
601 | } | |
261def70 HPN |
602 | |
603 | if [string match "*/*" $name] { | |
604 | set file $name | |
605 | set name [file tail $name] | |
606 | } else { | |
607 | set file "$srcdir/$subdir/$name" | |
608 | } | |
609 | ||
610 | if ![runtest_file_p $runtests $name] then { | |
611 | return | |
612 | } | |
613 | ||
614 | set opt_array [slurp_options "${file}.d"] | |
615 | if { $opt_array == -1 } { | |
616 | perror "error reading options from $file.d" | |
617 | unresolved $subdir/$name | |
618 | return | |
619 | } | |
620 | set dumpfile tmpdir/dump.out | |
621 | set run_ld 0 | |
cfe5266f | 622 | set run_objcopy 0 |
261def70 HPN |
623 | set opts(as) {} |
624 | set opts(ld) {} | |
d6e0b160 | 625 | set opts(ld_after_inputfiles) {} |
261def70 HPN |
626 | set opts(xfail) {} |
627 | set opts(target) {} | |
628 | set opts(notarget) {} | |
629 | set opts(objdump) {} | |
630 | set opts(nm) {} | |
631 | set opts(objcopy) {} | |
632 | set opts(readelf) {} | |
633 | set opts(name) {} | |
634 | set opts(PROG) {} | |
635 | set opts(source) {} | |
ef2b5578 | 636 | set opts(dump) {} |
261def70 | 637 | set opts(error) {} |
bb00e284 | 638 | set opts(warning) {} |
bb57e4c7 AB |
639 | set opts(error_output) {} |
640 | set opts(warning_output) {} | |
cfe5266f | 641 | set opts(objcopy_linked_file) {} |
9854d43d | 642 | set opts(objcopy_objects) {} |
43d66c95 | 643 | set opts(map) {} |
261def70 HPN |
644 | |
645 | foreach i $opt_array { | |
646 | set opt_name [lindex $i 0] | |
647 | set opt_val [lindex $i 1] | |
648 | if ![info exists opts($opt_name)] { | |
649 | perror "unknown option $opt_name in file $file.d" | |
650 | unresolved $subdir/$name | |
651 | return | |
652 | } | |
653 | ||
654 | switch -- $opt_name { | |
655 | xfail {} | |
656 | target {} | |
657 | notarget {} | |
164de317 HPN |
658 | warning {} |
659 | error {} | |
261def70 | 660 | source { |
df58fc94 | 661 | # Move any source-specific as-flags to a separate list to |
261def70 HPN |
662 | # simplify processing. |
663 | if { [llength $opt_val] > 1 } { | |
df58fc94 | 664 | lappend asflags [lrange $opt_val 1 end] |
261def70 HPN |
665 | set opt_val [lindex $opt_val 0] |
666 | } else { | |
df58fc94 | 667 | lappend asflags {} |
261def70 HPN |
668 | } |
669 | } | |
670 | default { | |
671 | if [string length $opts($opt_name)] { | |
672 | perror "option $opt_name multiply set in $file.d" | |
673 | unresolved $subdir/$name | |
674 | return | |
675 | } | |
676 | ||
677 | # A single "# ld:" with no options should do the right thing. | |
678 | if { $opt_name == "ld" } { | |
679 | set run_ld 1 | |
680 | } | |
cfe5266f HPN |
681 | # Likewise objcopy_linked_file. |
682 | if { $opt_name == "objcopy_linked_file" } { | |
683 | set run_objcopy 1 | |
684 | } | |
261def70 HPN |
685 | } |
686 | } | |
7f6a71ff JM |
687 | if { $opt_name == "as" || $opt_name == "ld" } { |
688 | set opt_val [subst $opt_val] | |
689 | } | |
134fa82e HPN |
690 | |
691 | # Append differently whether it's a message (without space) or | |
692 | # an option or list (with space). | |
693 | switch -- $opt_name { | |
694 | warning - | |
695 | error { | |
696 | append opts($opt_name) $opt_val | |
697 | } | |
698 | default { | |
699 | set opts($opt_name) [concat $opts($opt_name) $opt_val] | |
700 | } | |
701 | } | |
261def70 | 702 | } |
ef2b5578 MR |
703 | |
704 | foreach i $extra_options { | |
705 | set opt_name [lindex $i 0] | |
706 | set opt_val [lindex $i 1] | |
707 | if ![info exists opts($opt_name)] { | |
708 | perror "unknown option $opt_name given in extra_opts" | |
709 | unresolved $subdir/$name | |
710 | return | |
711 | } | |
712 | # Add extra option to end of existing option, adding space | |
713 | # if necessary. | |
714 | if { ![regexp "warning|error" $opt_name] | |
715 | && [string length $opts($opt_name)] } { | |
716 | append opts($opt_name) " " | |
717 | } | |
718 | append opts($opt_name) $opt_val | |
719 | } | |
720 | ||
3935e1af RS |
721 | foreach opt { as ld } { |
722 | regsub {\[big_or_little_endian\]} $opts($opt) \ | |
723 | [big_or_little_endian] opts($opt) | |
724 | } | |
261def70 HPN |
725 | |
726 | # Decide early whether we should run the test for this target. | |
727 | if { [llength $opts(target)] > 0 } { | |
728 | set targmatch 0 | |
729 | foreach targ $opts(target) { | |
730 | if [istarget $targ] { | |
731 | set targmatch 1 | |
732 | break | |
733 | } | |
734 | } | |
735 | if { $targmatch == 0 } { | |
736 | return | |
737 | } | |
738 | } | |
739 | foreach targ $opts(notarget) { | |
740 | if [istarget $targ] { | |
741 | return | |
742 | } | |
743 | } | |
744 | ||
f364d1ca AM |
745 | set program "" |
746 | # It's meaningless to require an output-testing method when we | |
747 | # expect an error. | |
bb57e4c7 | 748 | if { $opts(error) == "" && $opts(error_output) == "" } { |
f364d1ca AM |
749 | if {$opts(PROG) != ""} { |
750 | switch -- $opts(PROG) { | |
751 | objdump { set program objdump } | |
752 | nm { set program nm } | |
753 | objcopy { set program objcopy } | |
754 | readelf { set program readelf } | |
755 | default | |
261def70 HPN |
756 | { perror "unrecognized program option $opts(PROG) in $file.d" |
757 | unresolved $subdir/$name | |
758 | return } | |
f364d1ca AM |
759 | } |
760 | } else { | |
261def70 | 761 | # Guess which program to run, by seeing which option was specified. |
f364d1ca AM |
762 | foreach p {objdump objcopy nm readelf} { |
763 | if {$opts($p) != ""} { | |
764 | if {$program != ""} { | |
765 | perror "ambiguous dump program in $file.d" | |
766 | unresolved $subdir/$name | |
767 | return | |
768 | } else { | |
769 | set program $p | |
770 | } | |
261def70 HPN |
771 | } |
772 | } | |
773 | } | |
bb57e4c7 | 774 | if { $program == "" \ |
9c98104c | 775 | && $opts(map) == "" \ |
bb57e4c7 AB |
776 | && $opts(warning) == "" \ |
777 | && $opts(warning_output) == "" \ | |
778 | && $opts(error) == "" \ | |
779 | && $opts(error_output) == "" } { | |
261def70 HPN |
780 | perror "dump program unspecified in $file.d" |
781 | unresolved $subdir/$name | |
782 | return | |
783 | } | |
784 | } | |
785 | ||
261def70 HPN |
786 | if { $opts(name) == "" } { |
787 | set testname "$subdir/$name" | |
788 | } else { | |
789 | set testname $opts(name) | |
790 | } | |
791 | ||
792 | if { $opts(source) == "" } { | |
793 | set sourcefiles [list ${file}.s] | |
df58fc94 | 794 | set asflags [list ""] |
261def70 HPN |
795 | } else { |
796 | set sourcefiles {} | |
797 | foreach sf $opts(source) { | |
b7b0b729 HPN |
798 | if { [string match "/*" $sf] } { |
799 | lappend sourcefiles "$sf" | |
f364d1ca | 800 | } else { |
b7b0b729 HPN |
801 | lappend sourcefiles "$srcdir/$subdir/$sf" |
802 | } | |
261def70 HPN |
803 | } |
804 | } | |
805 | ||
ef2b5578 MR |
806 | if { $opts(dump) == "" } { |
807 | set dfile ${file}.d | |
808 | } else { | |
809 | set dfile $srcdir/$subdir/$opts(dump) | |
810 | } | |
811 | ||
261def70 HPN |
812 | # Time to setup xfailures. |
813 | foreach targ $opts(xfail) { | |
814 | setup_xfail $targ | |
815 | } | |
816 | ||
817 | # Assemble each file. | |
818 | set objfiles {} | |
819 | for { set i 0 } { $i < [llength $sourcefiles] } { incr i } { | |
820 | set sourcefile [lindex $sourcefiles $i] | |
df58fc94 | 821 | set sourceasflags [lindex $asflags $i] |
9854d43d | 822 | set run_objcopy_objects 0 |
823 | ||
824 | if { [string match "*RUN_OBJCOPY*" $sourceasflags] } { | |
825 | set run_objcopy_objects 1 | |
826 | } | |
827 | regsub "RUN_OBJCOPY" $sourceasflags "" sourceasflags | |
261def70 HPN |
828 | |
829 | set objfile "tmpdir/dump$i.o" | |
30dabe8a | 830 | catch "exec rm -f $objfile" exec_output |
261def70 | 831 | lappend objfiles $objfile |
df58fc94 | 832 | set cmd "$AS $ASFLAGS $opts(as) $sourceasflags -o $objfile $sourcefile" |
261def70 HPN |
833 | |
834 | send_log "$cmd\n" | |
7f6a71ff JM |
835 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
836 | remote_upload host "ld.tmp" | |
837 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
838 | remote_file host delete "ld.tmp" | |
839 | remote_file build delete "ld.tmp" | |
261def70 | 840 | |
7f6a71ff | 841 | if { [lindex $cmdret 0] != 0 || ![string match "" $comp_output] } then { |
261def70 HPN |
842 | send_log "$comp_output\n" |
843 | verbose "$comp_output" 3 | |
f364d1ca AM |
844 | |
845 | set exitstat "succeeded" | |
846 | if { $cmdret != 0 } { set exitstat "failed" } | |
847 | verbose -log "$exitstat with: <$comp_output>" | |
261def70 HPN |
848 | fail $testname |
849 | return | |
850 | } | |
9854d43d | 851 | |
852 | if { $run_objcopy_objects } { | |
853 | set cmd "$OBJCOPY $opts(objcopy_objects) $objfile" | |
854 | ||
855 | send_log "$cmd\n" | |
856 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] \ | |
857 | "" "/dev/null" "objcopy.tmp"] | |
858 | remote_upload host "objcopy.tmp" | |
859 | set comp_output [prune_warnings [file_contents "objcopy.tmp"]] | |
860 | remote_file host delete "objcopy.tmp" | |
861 | remote_file build delete "objcopy.tmp" | |
862 | ||
863 | if { [lindex $cmdret 0] != 0 \ | |
864 | || ![string match "" $comp_output] } { | |
865 | send_log "$comp_output\n" | |
866 | verbose "$comp_output" 3 | |
867 | ||
868 | set exitstat "succeeded" | |
869 | if { $cmdret != 0 } { set exitstat "failed" } | |
870 | verbose -log "$exitstat with: <$comp_output>" | |
871 | fail $testname | |
872 | return | |
873 | } | |
874 | } | |
261def70 HPN |
875 | } |
876 | ||
bb57e4c7 AB |
877 | if { (($opts(warning) != "") && ($opts(error) != "")) \ |
878 | || (($opts(warning) != "") && ($opts(error_output) != "")) \ | |
879 | || (($opts(warning) != "") && ($opts(warning_output) != "")) \ | |
880 | || (($opts(error) != "") && ($opts(warning_output) != "")) \ | |
881 | || (($opts(error) != "") && ($opts(error_output) != "")) \ | |
882 | || (($opts(warning_output) != "") && ($opts(error_output) != "")) } { | |
883 | perror "$testname: bad mix of warning, error, warning_output, and error_output test-directives" | |
884 | unresolved $testname | |
885 | return | |
886 | } | |
887 | ||
888 | set check_ld(source) "" | |
758c5495 | 889 | set check_ld(terminal) 0 |
bb57e4c7 AB |
890 | if { $opts(error) != "" \ |
891 | || $opts(warning) != "" \ | |
892 | || $opts(error_output) != "" \ | |
893 | || $opts(warning_output) != "" } { | |
894 | ||
895 | if { $opts(error) != "" || $opts(error_output) != "" } { | |
896 | set check_ld(terminal) 1 | |
897 | } else { | |
898 | set check_ld(terminal) 0 | |
899 | } | |
900 | ||
901 | if { $opts(error) != "" || $opts(warning) != "" } { | |
902 | set check_ld(source) "regex" | |
903 | if { $opts(error) != "" } { | |
904 | set check_ld(regex) $opts(error) | |
905 | } else { | |
906 | set check_ld(regex) $opts(warning) | |
907 | } | |
908 | } else { | |
909 | set check_ld(source) "file" | |
910 | if { $opts(error_output) != "" } { | |
911 | set check_ld(file) $opts(error_output) | |
912 | } else { | |
913 | set check_ld(file) $opts(warning_output) | |
914 | } | |
915 | } | |
f364d1ca AM |
916 | } |
917 | ||
261def70 HPN |
918 | # Perhaps link the file(s). |
919 | if { $run_ld } { | |
920 | set objfile "tmpdir/dump" | |
30dabe8a | 921 | catch "exec rm -f $objfile" exec_output |
3e3f011f RS |
922 | |
923 | # Add -L$srcdir/$subdir so that the linker command can use | |
924 | # linker scripts in the source directory. | |
647e4d46 | 925 | set cmd "$LD $ld_extra_opt $LDFLAGS -L$srcdir/$subdir \ |
d6e0b160 | 926 | $opts(ld) -o $objfile $objfiles $opts(ld_after_inputfiles)" |
261def70 | 927 | |
43d66c95 AB |
928 | # If needed then check for, or add a -Map option. |
929 | set mapfile "" | |
930 | if { $opts(map) != "" } then { | |
931 | if { [regexp -- "-Map=(\[^ \]+)" $cmd all mapfile] } then { | |
932 | # Found existing mapfile option | |
933 | verbose -log "Existing mapfile '$mapfile' found" | |
934 | } else { | |
935 | # No mapfile option. | |
936 | set mapfile "tmpdir/dump.map" | |
937 | verbose -log "Adding mapfile '$mapfile'" | |
938 | set cmd "$cmd -Map=$mapfile" | |
939 | } | |
940 | } | |
941 | ||
261def70 | 942 | send_log "$cmd\n" |
7f6a71ff JM |
943 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
944 | remote_upload host "ld.tmp" | |
d3746675 | 945 | set comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
946 | remote_file host delete "ld.tmp" |
947 | remote_file build delete "ld.tmp" | |
948 | set cmdret [lindex $cmdret 0] | |
cfe5266f | 949 | |
f364d1ca | 950 | if { $cmdret == 0 && $run_objcopy } { |
cfe5266f HPN |
951 | set infile $objfile |
952 | set objfile "tmpdir/dump1" | |
7f6a71ff | 953 | remote_file host delete $objfile |
cfe5266f HPN |
954 | |
955 | # Note that we don't use OBJCOPYFLAGS here; any flags must be | |
956 | # explicitly specified. | |
957 | set cmd "$OBJCOPY $opts(objcopy_linked_file) $infile $objfile" | |
958 | ||
959 | send_log "$cmd\n" | |
7f6a71ff JM |
960 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"] |
961 | remote_upload host "ld.tmp" | |
d3746675 | 962 | append comp_output [file_contents "ld.tmp"] |
7f6a71ff JM |
963 | remote_file host delete "ld.tmp" |
964 | remote_file build delete "ld.tmp" | |
965 | set cmdret [lindex $cmdret 0] | |
f364d1ca AM |
966 | } |
967 | ||
7f6a71ff | 968 | regsub "\n$" $comp_output "" comp_output |
bb57e4c7 | 969 | if { $cmdret != 0 || $comp_output != "" || $check_ld(source) != "" } then { |
f364d1ca AM |
970 | set exitstat "succeeded" |
971 | if { $cmdret != 0 } { set exitstat "failed" } | |
bb57e4c7 AB |
972 | |
973 | if { $check_ld(source) == "regexp" } { | |
974 | verbose -log "$exitstat with: <$comp_output>, expected: <$check_ld(regex)>" | |
975 | } elseif { $check_ld(source) == "file" } { | |
976 | verbose -log "$exitstat with: <$comp_output>, expected in file $check_ld(file)" | |
977 | set_file_contents "tmpdir/ld.messages" "$comp_output" | |
978 | } else { | |
979 | verbose -log "$exitstat with: <$comp_output>, no expected output" | |
980 | } | |
f364d1ca AM |
981 | send_log "$comp_output\n" |
982 | verbose "$comp_output" 3 | |
983 | ||
bb57e4c7 AB |
984 | if { (($check_ld(source) == "") == ($comp_output == "")) \ |
985 | && (($cmdret == 0) == ($check_ld(terminal) == 0)) \ | |
986 | && ((($check_ld(source) == "regex") \ | |
987 | && ($check_ld(regex) == "") == ($comp_output == "") \ | |
988 | && [regexp $check_ld(regex) $comp_output]) \ | |
989 | || (($check_ld(source) == "file") \ | |
62bdf2d6 | 990 | && (![regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$check_ld(file)"]))) } { |
bb57e4c7 AB |
991 | # We have the expected output from ld. |
992 | if { $check_ld(terminal) || $program == "" } { | |
f364d1ca AM |
993 | pass $testname |
994 | return | |
cfe5266f | 995 | } |
f364d1ca | 996 | } else { |
cfe5266f HPN |
997 | fail $testname |
998 | return | |
999 | } | |
1000 | } | |
43d66c95 AB |
1001 | |
1002 | if { $opts(map) != "" } then { | |
1003 | # Check the map file matches. | |
1004 | set map_pattern_file $srcdir/$subdir/$opts(map) | |
1005 | verbose -log "Compare '$mapfile' against '$map_pattern_file'" | |
1006 | if { [regexp_diff $mapfile $map_pattern_file] } then { | |
1007 | fail "$testname (map file check)" | |
1008 | } else { | |
1009 | pass "$testname (map file check)" | |
1010 | } | |
9c98104c AB |
1011 | |
1012 | if { $program == "" } then { | |
1013 | return | |
1014 | } | |
43d66c95 | 1015 | } |
261def70 HPN |
1016 | } else { |
1017 | set objfile "tmpdir/dump0.o" | |
1018 | } | |
1019 | ||
1020 | # We must not have expected failure if we get here. | |
1021 | if { $opts(error) != "" } { | |
1022 | fail $testname | |
cfe5266f | 1023 | return |
261def70 HPN |
1024 | } |
1025 | ||
f364d1ca AM |
1026 | set progopts1 $opts($program) |
1027 | eval set progopts \$[string toupper $program]FLAGS | |
1028 | eval set binary \$[string toupper $program] | |
1029 | ||
7f6a71ff | 1030 | if { ![is_remote host] && [which $binary] == 0 } { |
261def70 HPN |
1031 | untested $testname |
1032 | return | |
1033 | } | |
1034 | ||
1035 | if { $progopts1 == "" } { set $progopts1 "-r" } | |
1036 | verbose "running $binary $progopts $progopts1" 3 | |
1037 | ||
1038 | # Objcopy, unlike the other two, won't send its output to stdout, | |
1039 | # so we have to run it specially. | |
3e8cba19 | 1040 | set cmd "$binary $progopts $progopts1 $objfile > $dumpfile" |
261def70 HPN |
1041 | if { $program == "objcopy" } { |
1042 | set cmd "$binary $progopts $progopts1 $objfile $dumpfile" | |
3e8cba19 AM |
1043 | } |
1044 | ||
1045 | # Ensure consistent sorting of symbols | |
1046 | if {[info exists env(LC_ALL)]} { | |
1047 | set old_lc_all $env(LC_ALL) | |
1048 | } | |
1049 | set env(LC_ALL) "C" | |
1050 | send_log "$cmd\n" | |
7f6a71ff | 1051 | set cmdret [remote_exec host [concat sh -c [list "$cmd 2>ld.tmp"]] "" "/dev/null"] |
164de317 | 1052 | set cmdret [lindex $cmdret 0] |
7f6a71ff JM |
1053 | remote_upload host "ld.tmp" |
1054 | set comp_output [prune_warnings [file_contents "ld.tmp"]] | |
1055 | remote_file host delete "ld.tmp" | |
1056 | remote_file build delete "ld.tmp" | |
3e8cba19 AM |
1057 | if {[info exists old_lc_all]} { |
1058 | set env(LC_ALL) $old_lc_all | |
261def70 | 1059 | } else { |
3e8cba19 AM |
1060 | unset env(LC_ALL) |
1061 | } | |
164de317 HPN |
1062 | if { $cmdret != 0 || $comp_output != "" } { |
1063 | send_log "exited abnormally with $cmdret, output:$comp_output\n" | |
3e8cba19 AM |
1064 | fail $testname |
1065 | return | |
261def70 HPN |
1066 | } |
1067 | ||
9a2ee7fc | 1068 | if { $verbose > 2 } then { verbose "output is [file_contents $dumpfile]" 3 } |
ef2b5578 | 1069 | if { [regexp_diff $dumpfile "${dfile}"] } then { |
261def70 | 1070 | fail $testname |
9a2ee7fc | 1071 | if { $verbose == 2 } then { verbose "output is [file_contents $dumpfile]" 2 } |
261def70 HPN |
1072 | return |
1073 | } | |
1074 | ||
1075 | pass $testname | |
1076 | } | |
1077 | ||
1078 | proc slurp_options { file } { | |
5a68afcf RM |
1079 | # If options_regsub(foo) is set to {a b}, then the contents of a |
1080 | # "#foo:" line will have regsub -all applied to replace a with b. | |
1081 | global options_regsub | |
1082 | ||
261def70 HPN |
1083 | if [catch { set f [open $file r] } x] { |
1084 | #perror "couldn't open `$file': $x" | |
1085 | perror "$x" | |
1086 | return -1 | |
1087 | } | |
1088 | set opt_array {} | |
1089 | # whitespace expression | |
1090 | set ws {[ ]*} | |
1091 | set nws {[^ ]*} | |
1092 | # whitespace is ignored anywhere except within the options list; | |
cfe5266f HPN |
1093 | # option names are alphabetic plus underscore only. |
1094 | set pat "^#${ws}(\[a-zA-Z_\]*)$ws:${ws}(.*)$ws\$" | |
261def70 HPN |
1095 | while { [gets $f line] != -1 } { |
1096 | set line [string trim $line] | |
1097 | # Whitespace here is space-tab. | |
1098 | if [regexp $pat $line xxx opt_name opt_val] { | |
1099 | # match! | |
5a68afcf RM |
1100 | if [info exists options_regsub($opt_name)] { |
1101 | set subst $options_regsub($opt_name) | |
1102 | regsub -all -- [lindex $subst 0] $opt_val [lindex $subst 1] \ | |
1103 | opt_val | |
1104 | } | |
261def70 HPN |
1105 | lappend opt_array [list $opt_name $opt_val] |
1106 | } else { | |
1107 | break | |
1108 | } | |
1109 | } | |
1110 | close $f | |
1111 | return $opt_array | |
1112 | } | |
1113 | ||
261def70 HPN |
1114 | proc file_contents { filename } { |
1115 | set file [open $filename r] | |
1116 | set contents [read $file] | |
1117 | close $file | |
1118 | return $contents | |
1119 | } | |
bffbf940 | 1120 | |
5d3236ee DK |
1121 | proc set_file_contents { filename contents } { |
1122 | set file [open $filename w] | |
1123 | puts $file "$contents" | |
1124 | close $file | |
1125 | } | |
1126 | ||
d8880531 L |
1127 | # Create an archive using ar |
1128 | # | |
fa0a16b1 | 1129 | proc ar_simple_create { ar aropts target objects } { |
d8880531 L |
1130 | remote_file host delete $target |
1131 | ||
1a215085 | 1132 | set exec_output [run_host_cmd "$ar" "-rc $aropts $target $objects"] |
d8880531 L |
1133 | set exec_output [prune_warnings $exec_output] |
1134 | ||
1135 | if [string match "" $exec_output] then { | |
1136 | send_log "$exec_output\n" | |
1137 | return 1 | |
1138 | } else { | |
1139 | return 0 | |
1140 | } | |
1141 | } | |
1142 | ||
9147e853 JJ |
1143 | # List contains test-items with 3 items followed by 2 lists, one item and |
1144 | # one optional item: | |
894891db | 1145 | # 0:name |
897aea50 MR |
1146 | # 1:ld/ar leading options, placed before object files |
1147 | # 2:ld/ar trailing options, placed after object files | |
1148 | # 3:assembler options | |
1149 | # 4:filenames of assembler files | |
1150 | # 5:list of actions, options and expected outputs. | |
1151 | # 6:name of output file | |
1152 | # 7:compiler flags (optional) | |
3b6fe0cc | 1153 | # |
894891db NC |
1154 | # Actions: { command command-line-options file-containg-expected-output-regexps } |
1155 | # Commands: | |
1156 | # objdump: Apply objdump options on result. | |
1157 | # nm: Apply nm options on result. | |
1158 | # readelf: Apply readelf options on result. | |
5a68afcf | 1159 | # ld: Don't apply anything on result. Compare output during linking with |
894891db NC |
1160 | # the file containing regexps (which is the second arg, not the third). |
1161 | # Note that this *must* be the first action if it is to be used at all; | |
1162 | # in all other cases, any output from the linker during linking is | |
1163 | # treated as a sign of an error and FAILs the test. | |
3b6fe0cc | 1164 | # |
5df1bc57 AM |
1165 | # args is an optional list of target triplets to be xfailed. |
1166 | # | |
1167 | proc run_ld_link_tests { ldtests args } { | |
bffbf940 JJ |
1168 | global ld |
1169 | global as | |
1170 | global nm | |
d8880531 | 1171 | global ar |
bffbf940 JJ |
1172 | global objdump |
1173 | global READELF | |
1174 | global srcdir | |
1175 | global subdir | |
1176 | global env | |
9147e853 JJ |
1177 | global CC |
1178 | global CFLAGS | |
eca41774 | 1179 | global runtests |
5d3236ee | 1180 | global exec_output |
647e4d46 L |
1181 | global ld_elf_shared_opt |
1182 | ||
1183 | if { [is_elf_format] && [check_shared_lib_support] } { | |
1184 | set ld_extra_opt "$ld_elf_shared_opt" | |
1185 | } else { | |
1186 | set ld_extra_opt "" | |
1187 | } | |
bffbf940 JJ |
1188 | |
1189 | foreach testitem $ldtests { | |
1190 | set testname [lindex $testitem 0] | |
eca41774 DK |
1191 | |
1192 | if ![runtest_file_p $runtests $testname] then { | |
1193 | continue | |
1194 | } | |
1195 | ||
5df1bc57 AM |
1196 | foreach target $args { |
1197 | setup_xfail $target | |
1198 | } | |
1199 | ||
bffbf940 | 1200 | set ld_options [lindex $testitem 1] |
897aea50 MR |
1201 | set ld_after [lindex $testitem 2] |
1202 | set as_options [lindex $testitem 3] | |
1203 | set src_files [lindex $testitem 4] | |
1204 | set actions [lindex $testitem 5] | |
1205 | set binfile tmpdir/[lindex $testitem 6] | |
1206 | set cflags [lindex $testitem 7] | |
bffbf940 JJ |
1207 | set objfiles {} |
1208 | set is_unresolved 0 | |
1209 | set failed 0 | |
5d3236ee DK |
1210 | set maybe_failed 0 |
1211 | set ld_output "" | |
bffbf940 JJ |
1212 | |
1213 | # verbose -log "Testname is $testname" | |
1214 | # verbose -log "ld_options is $ld_options" | |
897aea50 | 1215 | # verbose -log "ld_after is $ld_after" |
bffbf940 | 1216 | # verbose -log "as_options is $as_options" |
9147e853 | 1217 | # verbose -log "src_files is $src_files" |
bffbf940 JJ |
1218 | # verbose -log "actions is $actions" |
1219 | # verbose -log "binfile is $binfile" | |
1220 | ||
1221 | # Assemble each file in the test. | |
9147e853 | 1222 | foreach src_file $src_files { |
74d44110 MR |
1223 | set fileroot "[file rootname [file tail $src_file]]" |
1224 | set objfile "tmpdir/$fileroot.o" | |
bffbf940 JJ |
1225 | lappend objfiles $objfile |
1226 | ||
9147e853 | 1227 | if { [file extension $src_file] == ".c" } { |
74d44110 | 1228 | set as_file "tmpdir/$fileroot.s" |
9147e853 JJ |
1229 | if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] { |
1230 | set is_unresolved 1 | |
1231 | break | |
1232 | } | |
1233 | } else { | |
1234 | set as_file "$srcdir/$subdir/$src_file" | |
1235 | } | |
1236 | if ![ld_assemble $as "$as_options $as_file" $objfile] { | |
bffbf940 JJ |
1237 | set is_unresolved 1 |
1238 | break | |
1239 | } | |
1240 | } | |
1241 | ||
1242 | # Catch assembler errors. | |
77c56f44 | 1243 | if { $is_unresolved } { |
bffbf940 JJ |
1244 | unresolved $testname |
1245 | continue | |
1246 | } | |
1247 | ||
abc868c6 AM |
1248 | if { $binfile eq "tmpdir/" } { |
1249 | # compile only | |
1250 | } elseif { [regexp ".*\\.a$" $binfile] } { | |
897aea50 | 1251 | if { ![ar_simple_create $ar $ld_options $binfile "$objfiles $ld_after"] } { |
d8880531 | 1252 | set failed 1 |
d8880531 | 1253 | } |
647e4d46 | 1254 | } elseif { ![ld_simple_link $ld $binfile "$ld_extra_opt -L$srcdir/$subdir $ld_options $objfiles $ld_after"] } { |
5d3236ee DK |
1255 | set maybe_failed 1 |
1256 | set ld_output "$exec_output" | |
d8880531 L |
1257 | } |
1258 | ||
77c56f44 | 1259 | if { !$failed } { |
bffbf940 JJ |
1260 | foreach actionlist $actions { |
1261 | set action [lindex $actionlist 0] | |
1262 | set progopts [lindex $actionlist 1] | |
1263 | ||
1264 | # There are actions where we run regexp_diff on the | |
1265 | # output, and there are other actions (presumably). | |
1266 | # Handling of the former look the same. | |
1267 | set dump_prog "" | |
1268 | switch -- $action { | |
1269 | objdump | |
1270 | { set dump_prog $objdump } | |
1271 | nm | |
1272 | { set dump_prog $nm } | |
1273 | readelf | |
1274 | { set dump_prog $READELF } | |
5d3236ee DK |
1275 | ld |
1276 | { set dump_prog "ld" } | |
bffbf940 JJ |
1277 | default |
1278 | { | |
1279 | perror "Unrecognized action $action" | |
1280 | set is_unresolved 1 | |
1281 | break | |
1282 | } | |
1283 | } | |
1284 | ||
5d3236ee | 1285 | if { $action == "ld" } { |
894891db NC |
1286 | set regexpfile $progopts |
1287 | verbose "regexpfile is $srcdir/$subdir/$regexpfile" | |
5d3236ee DK |
1288 | set_file_contents "tmpdir/ld.messages" "$ld_output" |
1289 | verbose "ld.messages has '[file_contents tmpdir/ld.messages]'" | |
894891db | 1290 | if { [regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$regexpfile"] } then { |
5d3236ee DK |
1291 | verbose "output is $ld_output" 2 |
1292 | set failed 1 | |
1293 | break | |
1294 | } | |
1295 | set maybe_failed 0 | |
77c56f44 | 1296 | } elseif { !$maybe_failed && $dump_prog != "" } { |
bffbf940 JJ |
1297 | set dumpfile [lindex $actionlist 2] |
1298 | set binary $dump_prog | |
1299 | ||
1300 | # Ensure consistent sorting of symbols | |
1301 | if {[info exists env(LC_ALL)]} { | |
1302 | set old_lc_all $env(LC_ALL) | |
1303 | } | |
1304 | set env(LC_ALL) "C" | |
7f6a71ff JM |
1305 | set cmd "$binary $progopts $binfile" |
1306 | set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"] | |
bffbf940 | 1307 | send_log "$cmd\n" |
7f6a71ff JM |
1308 | remote_upload host "ld.stderr" |
1309 | set comp_output [prune_warnings [file_contents "ld.stderr"]] | |
1310 | remote_file host delete "ld.stderr" | |
1311 | remote_file build delete "ld.stderr" | |
5a68afcf | 1312 | |
bffbf940 JJ |
1313 | if {[info exists old_lc_all]} { |
1314 | set env(LC_ALL) $old_lc_all | |
1315 | } else { | |
1316 | unset env(LC_ALL) | |
1317 | } | |
bffbf940 JJ |
1318 | |
1319 | if ![string match "" $comp_output] then { | |
1320 | send_log "$comp_output\n" | |
1321 | set failed 1 | |
1322 | break | |
1323 | } | |
1324 | ||
7f6a71ff JM |
1325 | remote_upload host "dump.out" |
1326 | ||
bffbf940 JJ |
1327 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { |
1328 | verbose "output is [file_contents "dump.out"]" 2 | |
1329 | set failed 1 | |
7f6a71ff JM |
1330 | remote_file build delete "dump.out" |
1331 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1332 | break |
1333 | } | |
7f6a71ff JM |
1334 | remote_file build delete "dump.out" |
1335 | remote_file host delete "dump.out" | |
bffbf940 JJ |
1336 | } |
1337 | } | |
bffbf940 JJ |
1338 | } |
1339 | ||
77c56f44 | 1340 | if { $is_unresolved } { |
bffbf940 | 1341 | unresolved $testname |
77c56f44 RS |
1342 | } elseif { $maybe_failed || $failed } { |
1343 | fail $testname | |
1344 | } else { | |
1345 | pass $testname | |
bffbf940 JJ |
1346 | } |
1347 | } | |
1348 | } | |
1349 | ||
252b5132 RH |
1350 | # This definition is taken from an unreleased version of DejaGnu. Once |
1351 | # that version gets released, and has been out in the world for a few | |
1352 | # months at least, it may be safe to delete this copy. | |
1353 | if ![string length [info proc prune_warnings]] { | |
1354 | # | |
1355 | # prune_warnings -- delete various system verbosities from TEXT | |
1356 | # | |
1357 | # An example is: | |
1358 | # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9 | |
1359 | # | |
1360 | # Sites with particular verbose os's may wish to override this in site.exp. | |
1361 | # | |
1362 | proc prune_warnings { text } { | |
1363 | # This is from sun4's. Do it for all machines for now. | |
1364 | # The "\\1" is to try to preserve a "\n" but only if necessary. | |
1365 | regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text | |
1366 | ||
1367 | # It might be tempting to get carried away and delete blank lines, etc. | |
1368 | # Just delete *exactly* what we're ask to, and that's it. | |
1369 | return $text | |
1370 | } | |
1371 | } | |
24edc24d | 1372 | |
c8c140d9 | 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) |
982c6f26 | 1384 | # args is an optional list of target triplets to be xfailed. |
c8c140d9 | 1385 | |
982c6f26 | 1386 | proc run_ld_link_exec_tests { ldtests args } { |
24edc24d L |
1387 | global ld |
1388 | global as | |
1389 | global srcdir | |
1390 | global subdir | |
1391 | global env | |
1392 | global CC | |
55255dae | 1393 | global CXX |
24edc24d | 1394 | global CFLAGS |
58ffc3bd | 1395 | global CXXFLAGS |
22ec3bd1 | 1396 | global errcnt |
fab4a87f | 1397 | global exec_output |
24edc24d L |
1398 | |
1399 | foreach testitem $ldtests { | |
982c6f26 | 1400 | foreach target $args { |
c8c140d9 BE |
1401 | setup_xfail $target |
1402 | } | |
24edc24d L |
1403 | set testname [lindex $testitem 0] |
1404 | set ld_options [lindex $testitem 1] | |
1405 | set as_options [lindex $testitem 2] | |
1406 | set src_files [lindex $testitem 3] | |
1407 | set binfile tmpdir/[lindex $testitem 4] | |
1408 | set expfile [lindex $testitem 5] | |
1409 | set cflags [lindex $testitem 6] | |
55255dae | 1410 | set lang [lindex $testitem 7] |
fab4a87f | 1411 | set warning [lindex $testitem 8] |
24edc24d | 1412 | set objfiles {} |
24edc24d L |
1413 | set failed 0 |
1414 | ||
1415 | # verbose -log "Testname is $testname" | |
1416 | # verbose -log "ld_options is $ld_options" | |
1417 | # verbose -log "as_options is $as_options" | |
1418 | # verbose -log "src_files is $src_files" | |
24edc24d L |
1419 | # verbose -log "binfile is $binfile" |
1420 | ||
1421 | # Assemble each file in the test. | |
1422 | foreach src_file $src_files { | |
74d44110 MR |
1423 | set fileroot "[file rootname [file tail $src_file]]" |
1424 | set objfile "tmpdir/$fileroot.o" | |
24edc24d L |
1425 | lappend objfiles $objfile |
1426 | ||
a10e6b21 L |
1427 | # We ignore warnings since some compilers may generate |
1428 | # incorrect section attributes and the assembler will warn | |
1429 | # them. | |
58ffc3bd MF |
1430 | if { [ string match "c++" $lang ] } { |
1431 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1432 | } else { | |
1433 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1434 | } | |
cb5ab6c8 | 1435 | } |
a10e6b21 | 1436 | |
cb5ab6c8 L |
1437 | # We have to use $CC to build PIE and shared library. |
1438 | if { [ string match "c" $lang ] } { | |
1439 | set link_proc ld_simple_link | |
1440 | set link_cmd $CC | |
1441 | } elseif { [ string match "c++" $lang ] } { | |
1442 | set link_proc ld_simple_link | |
1443 | set link_cmd $CXX | |
1444 | } elseif { [ string match "-shared" $ld_options ] \ | |
1445 | || [ string match "-pie" $ld_options ] } { | |
1446 | set link_proc ld_simple_link | |
1447 | set link_cmd $CC | |
1448 | } else { | |
1449 | set link_proc ld_link | |
1450 | set link_cmd $ld | |
1451 | } | |
24edc24d | 1452 | |
abc868c6 AM |
1453 | if { $binfile eq "tmpdir/" } { |
1454 | # compile only | |
1455 | pass $testname | |
1456 | continue; | |
1457 | } elseif ![$link_proc $link_cmd $binfile "-L$srcdir/$subdir $ld_options $objfiles"] { | |
cb5ab6c8 | 1458 | set failed 1 |
cb5ab6c8 L |
1459 | } |
1460 | ||
1461 | # Check if exec_output is expected. | |
1462 | if { $warning != "" } then { | |
1463 | verbose -log "returned with: <$exec_output>, expected: <$warning>" | |
1464 | if { [regexp $warning $exec_output] } then { | |
a10e6b21 | 1465 | set failed 0 |
cb5ab6c8 L |
1466 | } else { |
1467 | set failed 1 | |
fab4a87f | 1468 | } |
cb5ab6c8 | 1469 | } |
fab4a87f | 1470 | |
cb5ab6c8 L |
1471 | if { $failed == 0 } { |
1472 | send_log "Running: $binfile > $binfile.out\n" | |
1473 | verbose "Running: $binfile > $binfile.out" | |
1474 | catch "exec $binfile > $binfile.out" exec_output | |
fab4a87f | 1475 | |
cb5ab6c8 L |
1476 | if ![string match "" $exec_output] then { |
1477 | send_log "$exec_output\n" | |
1478 | verbose "$exec_output" 1 | |
1479 | set failed 1 | |
1480 | } else { | |
1481 | send_log "diff $binfile.out $srcdir/$subdir/$expfile\n" | |
1482 | verbose "diff $binfile.out $srcdir/$subdir/$expfile" | |
1483 | catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output | |
1484 | set exec_output [prune_warnings $exec_output] | |
5a68afcf | 1485 | |
24edc24d L |
1486 | if ![string match "" $exec_output] then { |
1487 | send_log "$exec_output\n" | |
1488 | verbose "$exec_output" 1 | |
1489 | set failed 1 | |
1490 | } | |
1491 | } | |
cb5ab6c8 | 1492 | } |
24edc24d | 1493 | |
cb5ab6c8 L |
1494 | if { $failed != 0 } { |
1495 | fail $testname | |
1496 | } else { | |
1497 | set errcnt 0 | |
1498 | pass $testname | |
24edc24d | 1499 | } |
24edc24d L |
1500 | } |
1501 | } | |
d2dee3b2 L |
1502 | |
1503 | # List contains test-items with 3 items followed by 2 lists, one item and | |
1504 | # one optional item: | |
55255dae | 1505 | # 0:name |
fa0a16b1 | 1506 | # 1:ld or ar options |
55255dae L |
1507 | # 2:compile options |
1508 | # 3:filenames of source files | |
1509 | # 4:action and options. | |
1510 | # 5:name of output file | |
1511 | # 6:language (optional) | |
dd98f8d2 | 1512 | # 7:linker warnings (optional) |
d2dee3b2 L |
1513 | # |
1514 | # Actions: | |
1515 | # objdump: Apply objdump options on result. Compare with regex (last arg). | |
1516 | # nm: Apply nm options on result. Compare with regex (last arg). | |
1517 | # readelf: Apply readelf options on result. Compare with regex (last arg). | |
1518 | # | |
1519 | proc run_cc_link_tests { ldtests } { | |
1520 | global nm | |
1521 | global objdump | |
1522 | global READELF | |
1523 | global srcdir | |
1524 | global subdir | |
1525 | global env | |
1526 | global CC | |
55255dae | 1527 | global CXX |
d2dee3b2 | 1528 | global CFLAGS |
58ffc3bd | 1529 | global CXXFLAGS |
d8880531 | 1530 | global ar |
dd98f8d2 | 1531 | global exec_output |
603c4399 JW |
1532 | global board_cflags |
1533 | ||
1534 | if [board_info [target_info name] exists cflags] { | |
1535 | set board_cflags " [board_info [target_info name] cflags]" | |
1536 | } else { | |
1537 | set board_cflags "" | |
1538 | } | |
d2dee3b2 L |
1539 | |
1540 | foreach testitem $ldtests { | |
1541 | set testname [lindex $testitem 0] | |
1542 | set ldflags [lindex $testitem 1] | |
1543 | set cflags [lindex $testitem 2] | |
1544 | set src_files [lindex $testitem 3] | |
1545 | set actions [lindex $testitem 4] | |
1546 | set binfile tmpdir/[lindex $testitem 5] | |
55255dae | 1547 | set lang [lindex $testitem 6] |
dd98f8d2 | 1548 | set warnings [lindex $testitem 7] |
d2dee3b2 L |
1549 | set objfiles {} |
1550 | set is_unresolved 0 | |
1551 | set failed 0 | |
1552 | ||
c3e11cbe AM |
1553 | #verbose -log "testname is $testname" |
1554 | #verbose -log "ldflags is $ldflags" | |
1555 | #verbose -log "cflags is $cflags" | |
1556 | #verbose -log "src_files is $src_files" | |
1557 | #verbose -log "actions is $actions" | |
1558 | #verbose -log "binfile is $binfile" | |
1559 | #verbose -log "lang is $lang" | |
1560 | #verbose -log "warnings is $warnings" | |
1561 | ||
d2dee3b2 L |
1562 | # Compile each file in the test. |
1563 | foreach src_file $src_files { | |
74d44110 MR |
1564 | set fileroot "[file rootname [file tail $src_file]]" |
1565 | set objfile "tmpdir/$fileroot.o" | |
d2dee3b2 L |
1566 | lappend objfiles $objfile |
1567 | ||
1568 | # We ignore warnings since some compilers may generate | |
1569 | # incorrect section attributes and the assembler will warn | |
1570 | # them. | |
58ffc3bd MF |
1571 | if { [ string match "c++" $lang ] } { |
1572 | ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1573 | } else { | |
1574 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile | |
1575 | } | |
d2dee3b2 L |
1576 | } |
1577 | ||
1578 | # Clear error and warning counts. | |
1579 | reset_vars | |
1580 | ||
55255dae L |
1581 | if { [ string match "c++" $lang ] } { |
1582 | set cc_cmd $CXX | |
1583 | } else { | |
1584 | set cc_cmd $CC | |
1585 | } | |
1586 | ||
abc868c6 AM |
1587 | if { $binfile eq "tmpdir/" } { |
1588 | # compile only | |
1589 | } elseif { [regexp ".*\\.a$" $binfile] } { | |
fa0a16b1 | 1590 | if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } { |
d8880531 | 1591 | set failed 1 |
d8880531 | 1592 | } |
741e0128 | 1593 | } else { |
603c4399 | 1594 | if { ![ld_simple_link $cc_cmd $binfile "$board_cflags -L$srcdir/$subdir $ldflags $objfiles"] } { |
741e0128 | 1595 | set failed 1 |
741e0128 L |
1596 | } |
1597 | ||
dd98f8d2 NC |
1598 | # Check if exec_output is expected. |
1599 | if { $warnings != "" } then { | |
1600 | verbose -log "returned with: <$exec_output>, expected: <$warnings>" | |
1601 | if { [regexp $warnings $exec_output] } then { | |
df71cb5c | 1602 | set failed 0 |
dd98f8d2 NC |
1603 | } else { |
1604 | set failed 1 | |
1605 | } | |
741e0128 | 1606 | } |
d8880531 L |
1607 | } |
1608 | ||
1609 | if { $failed == 0 } { | |
d2dee3b2 L |
1610 | foreach actionlist $actions { |
1611 | set action [lindex $actionlist 0] | |
1612 | set progopts [lindex $actionlist 1] | |
1613 | ||
1614 | # There are actions where we run regexp_diff on the | |
1615 | # output, and there are other actions (presumably). | |
1616 | # Handling of the former look the same. | |
1617 | set dump_prog "" | |
1618 | switch -- $action { | |
1619 | objdump | |
1620 | { set dump_prog $objdump } | |
1621 | nm | |
1622 | { set dump_prog $nm } | |
1623 | readelf | |
1624 | { set dump_prog $READELF } | |
1625 | default | |
1626 | { | |
1627 | perror "Unrecognized action $action" | |
1628 | set is_unresolved 1 | |
1629 | break | |
1630 | } | |
1631 | } | |
1632 | ||
1633 | if { $dump_prog != "" } { | |
1634 | set dumpfile [lindex $actionlist 2] | |
1635 | set binary $dump_prog | |
1636 | ||
1637 | # Ensure consistent sorting of symbols | |
1638 | if {[info exists env(LC_ALL)]} { | |
1639 | set old_lc_all $env(LC_ALL) | |
1640 | } | |
1641 | set env(LC_ALL) "C" | |
1642 | set cmd "$binary $progopts $binfile > dump.out" | |
1643 | send_log "$cmd\n" | |
1644 | catch "exec $cmd" comp_output | |
1645 | if {[info exists old_lc_all]} { | |
1646 | set env(LC_ALL) $old_lc_all | |
1647 | } else { | |
1648 | unset env(LC_ALL) | |
1649 | } | |
1650 | set comp_output [prune_warnings $comp_output] | |
1651 | ||
1652 | if ![string match "" $comp_output] then { | |
1653 | send_log "$comp_output\n" | |
1654 | set failed 1 | |
1655 | break | |
1656 | } | |
1657 | ||
1658 | if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then { | |
1659 | verbose "output is [file_contents "dump.out"]" 2 | |
1660 | set failed 1 | |
1661 | break | |
1662 | } | |
1663 | } | |
1664 | } | |
d2dee3b2 L |
1665 | } |
1666 | ||
d44ea5d0 | 1667 | if { $failed } { |
abc868c6 | 1668 | fail $testname |
d44ea5d0 | 1669 | } elseif { $is_unresolved } { |
d2dee3b2 | 1670 | unresolved $testname |
d44ea5d0 AM |
1671 | } else { |
1672 | pass $testname | |
d2dee3b2 L |
1673 | } |
1674 | } | |
1675 | } | |
430a16a5 NC |
1676 | |
1677 | # Returns true if --gc-sections is supported on the target. | |
1678 | ||
1679 | proc check_gc_sections_available { } { | |
1680 | global gc_sections_available_saved | |
1681 | global ld | |
5a68afcf | 1682 | |
430a16a5 NC |
1683 | if {![info exists gc_sections_available_saved]} { |
1684 | # Some targets don't support gc-sections despite whatever's | |
1685 | # advertised by ld's options. | |
fc3eec7e | 1686 | if { [istarget d30v-*-*] |
59c108f7 NC |
1687 | || [istarget dlx-*-*] |
1688 | || [istarget i960-*-*] | |
59c108f7 NC |
1689 | || [istarget pj*-*-*] |
1690 | || [istarget alpha-*-*] | |
1691 | || [istarget hppa*64-*-*] | |
1692 | || [istarget i370-*-*] | |
1693 | || [istarget i860-*-*] | |
1694 | || [istarget ia64-*-*] | |
1695 | || [istarget mep-*-*] | |
0f088b2a | 1696 | || [istarget mn10200-*-*] } { |
430a16a5 NC |
1697 | set gc_sections_available_saved 0 |
1698 | return 0 | |
1699 | } | |
1700 | ||
1701 | # elf2flt uses -q (--emit-relocs), which is incompatible with | |
1702 | # --gc-sections. | |
1703 | if { [board_info target exists ldflags] | |
1704 | && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } { | |
1705 | set gc_sections_available_saved 0 | |
1706 | return 0 | |
1707 | } | |
1708 | ||
430a16a5 | 1709 | # Check if the ld used by gcc supports --gc-sections. |
1d5316ab AM |
1710 | # FIXME: this test is useless since ld --help always says |
1711 | # --gc-sections is available | |
430a16a5 NC |
1712 | set ld_output [remote_exec host $ld "--help"] |
1713 | if { [ string first "--gc-sections" $ld_output ] >= 0 } { | |
1714 | set gc_sections_available_saved 1 | |
1715 | } else { | |
1716 | set gc_sections_available_saved 0 | |
1717 | } | |
1718 | } | |
1719 | return $gc_sections_available_saved | |
1720 | } | |
33aa234e | 1721 | |
1d5316ab AM |
1722 | # Returns true if -shared is supported on the target |
1723 | # Only used and accurate for ELF targets at the moment | |
1724 | ||
1725 | proc check_shared_lib_support { } { | |
83a23418 | 1726 | if {![istarget aarch64*-*-elf] |
fc3eec7e | 1727 | && ![istarget arc*-*-elf*] |
83a23418 | 1728 | && ![istarget arm*-*-elf] |
1d5316ab AM |
1729 | && ![istarget avr-*-*] |
1730 | && ![istarget cr16-*-*] | |
5220199d | 1731 | && ![istarget cris*-*-elf] |
1d5316ab AM |
1732 | && ![istarget crx-*-*] |
1733 | && ![istarget d10v-*-*] | |
1734 | && ![istarget d30v-*-*] | |
1735 | && ![istarget dlx-*-*] | |
cfb8c092 | 1736 | && ![istarget epiphany-*-*] |
1d5316ab AM |
1737 | && ![istarget fr30-*-*] |
1738 | && ![istarget frv-*-*] | |
c4107a7d | 1739 | && ![istarget ft32-*-*] |
1d5316ab AM |
1740 | && ![istarget h8300-*-*] |
1741 | && ![istarget i860-*-*] | |
1742 | && ![istarget i960-*-*] | |
1743 | && ![istarget ip2k-*-*] | |
1744 | && ![istarget iq2000-*-*] | |
1745 | && ![istarget lm32-*-*] | |
1746 | && ![istarget m32c-*-*] | |
1747 | && ![istarget m32r-*-*] | |
32d79e68 AM |
1748 | && ![istarget m6811-*-*] |
1749 | && ![istarget m6812-*-*] | |
1d5316ab AM |
1750 | && ![istarget m68hc1*-*-*] |
1751 | && ![istarget mcore*-*-*] | |
1752 | && ![istarget mep-*-*] | |
1753 | && ![istarget microblaze-*-*] | |
23c80bf4 | 1754 | && ![istarget mips*-*-elf] |
1d5316ab AM |
1755 | && ![istarget mn10200-*-*] |
1756 | && ![istarget moxie-*-*] | |
1757 | && ![istarget msp430-*-*] | |
1758 | && ![istarget mt-*-*] | |
35c08157 | 1759 | && ![istarget nds32*-*-*] |
73589c9d | 1760 | && ![istarget or1k*-*-*] |
1d5316ab | 1761 | && ![istarget pj-*-*] |
4046d87a | 1762 | && ![istarget rl78-*-*] |
1d5316ab AM |
1763 | && ![istarget rx-*-*] |
1764 | && ![istarget spu-*-*] | |
1765 | && ![istarget v850*-*-*] | |
c18392d8 | 1766 | && ![istarget visium-*-*] |
b709ef7c | 1767 | && ![istarget xc16x-*-elf] |
b3066ae8 | 1768 | && ![istarget xgate-*-*] |
1d5316ab AM |
1769 | && ![istarget xstormy16-*-*] |
1770 | && ![istarget *-*-irix*] | |
1771 | && ![istarget *-*-rtems] } { | |
1772 | return 1 | |
1773 | } | |
1774 | return 0 | |
1775 | } | |
1776 | ||
b62b1f71 AM |
1777 | # Return true if target uses genelf.em (assuming it is ELF). |
1778 | proc is_generic_elf { } { | |
1779 | if { [istarget "d30v-*-*"] | |
1780 | || [istarget "dlx-*-*"] | |
1781 | || [istarget "fr30-*-*"] | |
1782 | || ([istarget "frv-*-*"] && ![istarget "frv-*-linux*"]) | |
1783 | || [istarget "ft32-*-*"] | |
1784 | || [istarget "i860-*-*"] | |
1785 | || [istarget "i960-*-*"] | |
1786 | || [istarget "iq2000-*-*"] | |
1787 | || [istarget "mn10200-*-*"] | |
1788 | || [istarget "moxie-*-*"] | |
1789 | || [istarget "msp430-*-*"] | |
1790 | || [istarget "mt-*-*"] | |
1791 | || [istarget "pj*-*-*"] } { | |
1792 | return 1; | |
1793 | } | |
1794 | return 0; | |
1795 | } | |
1796 | ||
5d3236ee DK |
1797 | # Returns true if the target ld supports the plugin API. |
1798 | proc check_plugin_api_available { } { | |
1799 | global plugin_api_available_saved | |
1800 | global ld | |
1801 | if {![info exists plugin_api_available_saved]} { | |
1802 | # Check if the ld used by gcc supports --plugin. | |
1803 | set ld_output [remote_exec host $ld "--help"] | |
2d03dd2f | 1804 | if { [ string first "-plugin PLUGIN" $ld_output ] >= 0 } { |
5d3236ee DK |
1805 | set plugin_api_available_saved 1 |
1806 | } else { | |
1807 | set plugin_api_available_saved 0 | |
1808 | } | |
1809 | } | |
1810 | return $plugin_api_available_saved | |
1811 | } | |
1812 | ||
3f730821 HPN |
1813 | # Sets ld_sysroot to the current sysroot (empty if not supported) and |
1814 | # returns true if the target ld supports sysroot. | |
bdd65db9 | 1815 | proc check_sysroot_available { } { |
3f730821 | 1816 | global ld_sysroot_available_saved ld ld_sysroot |
bdd65db9 | 1817 | if {![info exists ld_sysroot_available_saved]} { |
3f730821 HPN |
1818 | # Check if ld supports --sysroot *other* than empty. |
1819 | set ld_sysroot [string trimright [lindex [remote_exec host $ld "--print-sysroot"] 1]] | |
1820 | if { $ld_sysroot == "" } { | |
bdd65db9 HPN |
1821 | set ld_sysroot_available_saved 0 |
1822 | } else { | |
1823 | set ld_sysroot_available_saved 1 | |
1824 | } | |
1825 | } | |
1826 | return $ld_sysroot_available_saved | |
1827 | } | |
1828 | ||
5ff55910 L |
1829 | # Returns 1 if plugin is enabled in gcc. Returns 0 otherwise. |
1830 | proc check_gcc_plugin_enabled { } { | |
1831 | global CC | |
1832 | ||
1833 | if {![info exists CC]} { | |
1834 | set CC [find_gcc] | |
1835 | } | |
7f6bf02d | 1836 | if { $CC == ""} { |
8be1e369 | 1837 | return 0 |
5ff55910 L |
1838 | } |
1839 | set state [remote_exec host $CC -v] | |
8be1e369 AM |
1840 | if { [lindex $state 0] != 0 } { |
1841 | return 0; | |
1842 | } | |
1843 | for { set i 1 } { $i < [llength $state] } { incr i } { | |
5ff55910 L |
1844 | set v [lindex $state $i] |
1845 | if { [ string match "*--disable-plugin*" $v ] } { | |
1846 | verbose "plugin is disabled by $v" | |
1847 | return 0; | |
1848 | } | |
1849 | } | |
1850 | ||
1851 | return 1; | |
1852 | } | |
1853 | ||
3bd58fbe L |
1854 | # Returns true if the target compiler supports LTO |
1855 | proc check_lto_available { } { | |
1856 | global lto_available_saved | |
1857 | global CC | |
7174e19f | 1858 | |
3bd58fbe | 1859 | if {![info exists lto_available_saved]} { |
5ff55910 | 1860 | if { ![check_gcc_plugin_enabled] } { |
19aef622 NC |
1861 | set lto_available_saved 0 |
1862 | return 0 | |
1863 | } | |
00f4a602 L |
1864 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1865 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1866 | # GCC 4.9 or newer. | |
1867 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1868 | set lto_available_saved 1 | |
1869 | return 1 | |
1870 | } | |
3bd58fbe | 1871 | # Check if gcc supports -flto -fuse-linker-plugin |
f1d7f4a6 AM |
1872 | set flags "" |
1873 | if [board_info [target_info name] exists cflags] { | |
1874 | append flags " [board_info [target_info name] cflags]" | |
1875 | } | |
1876 | if [board_info [target_info name] exists ldflags] { | |
1877 | append flags " [board_info [target_info name] ldflags]" | |
3bd58fbe | 1878 | } |
f1d7f4a6 AM |
1879 | |
1880 | set basename "tmpdir/lto[pid]" | |
1881 | set src ${basename}.c | |
1882 | set output ${basename}.out | |
3bd58fbe | 1883 | set f [open $src "w"] |
7174e19f | 1884 | puts $f "int main() { return 0; }" |
3bd58fbe | 1885 | close $f |
010f98a5 L |
1886 | if [is_remote host] { |
1887 | set src [remote_download host $src] | |
1888 | } | |
c3e11cbe | 1889 | set lto_available_saved [run_host_cmd_yesno "$CC" "$flags -flto -fuse-linker-plugin $src -o $output"] |
f1d7f4a6 AM |
1890 | remote_file host delete $src |
1891 | remote_file host delete $output | |
3bd58fbe | 1892 | file delete $src |
3bd58fbe L |
1893 | } |
1894 | return $lto_available_saved | |
1895 | } | |
1896 | ||
c3e11cbe AM |
1897 | # Returns true if the target compiler supports LTO -ffat-lto-objects |
1898 | proc check_lto_fat_available { } { | |
1899 | global lto_fat_available_saved | |
1900 | global CC | |
1901 | ||
1902 | if {![info exists lto_fat_available_saved]} { | |
5ff55910 | 1903 | if { ![check_gcc_plugin_enabled] } { |
c3e11cbe AM |
1904 | set lto_fat_available_saved 0 |
1905 | return 0 | |
1906 | } | |
00f4a602 L |
1907 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1908 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1909 | # GCC 4.9 or newer. | |
1910 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1911 | set lto_fat_available_saved 1 | |
1912 | return 1 | |
1913 | } | |
c3e11cbe AM |
1914 | # Check if gcc supports -flto -fuse-linker-plugin |
1915 | set flags "" | |
1916 | if [board_info [target_info name] exists cflags] { | |
1917 | append flags " [board_info [target_info name] cflags]" | |
1918 | } | |
1919 | if [board_info [target_info name] exists ldflags] { | |
1920 | append flags " [board_info [target_info name] ldflags]" | |
1921 | } | |
1922 | ||
1923 | set basename "tmpdir/lto[pid]" | |
1924 | set src ${basename}.c | |
1925 | set output ${basename}.out | |
1926 | set f [open $src "w"] | |
1927 | puts $f "int main() { return 0; }" | |
1928 | close $f | |
010f98a5 L |
1929 | if [is_remote host] { |
1930 | set src [remote_download host $src] | |
1931 | } | |
c3e11cbe AM |
1932 | set lto_fat_available_saved [run_host_cmd_yesno "$CC" "$flags -flto -ffat-lto-objects -fuse-linker-plugin $src -o $output"] |
1933 | remote_file host delete $src | |
1934 | remote_file host delete $output | |
1935 | file delete $src | |
1936 | } | |
1937 | return $lto_fat_available_saved | |
1938 | } | |
1939 | ||
92c09111 L |
1940 | # Returns true if the target compiler supports LTO and -shared |
1941 | proc check_lto_shared_available { } { | |
1942 | global lto_shared_available_saved | |
1943 | global CC | |
1944 | ||
92c09111 | 1945 | if {![info exists lto_shared_available_saved]} { |
5ff55910 | 1946 | if { ![check_gcc_plugin_enabled] } { |
3bb9e7b4 AM |
1947 | set lto_shared_available_saved 0 |
1948 | return 0 | |
1949 | } | |
00f4a602 L |
1950 | # This test will hide LTO bugs in ld. Since GCC 4.9 adds |
1951 | # -ffat-lto-objects, we always run LTO tests on Linux with | |
1952 | # GCC 4.9 or newer. | |
1953 | if { [istarget "*-*-linux*"] && [at_least_gcc_version 4 9] } { | |
1954 | set lto_shared_available_saved 1 | |
1955 | return 1 | |
1956 | } | |
92c09111 | 1957 | # Check if gcc supports -flto -fuse-linker-plugin -shared |
f1d7f4a6 AM |
1958 | set flags "" |
1959 | if [board_info [target_info name] exists cflags] { | |
1960 | append flags " [board_info [target_info name] cflags]" | |
1961 | } | |
1962 | if [board_info [target_info name] exists ldflags] { | |
1963 | append flags " [board_info [target_info name] ldflags]" | |
92c09111 | 1964 | } |
f1d7f4a6 AM |
1965 | |
1966 | set basename "tmpdir/lto_shared[pid]" | |
1967 | set src ${basename}.c | |
1968 | set output ${basename}.so | |
92c09111 L |
1969 | set f [open $src "w"] |
1970 | puts $f "" | |
1971 | close $f | |
010f98a5 L |
1972 | if [is_remote host] { |
1973 | set src [remote_download host $src] | |
1974 | } | |
f1d7f4a6 AM |
1975 | set lto_shared_available_saved [run_host_cmd_yesno "$CC" "$flags -shared -fPIC -flto -fuse-linker-plugin $src -o $output"] |
1976 | remote_file host delete $src | |
1977 | remote_file host delete $output | |
92c09111 | 1978 | file delete $src |
92c09111 L |
1979 | } |
1980 | return $lto_shared_available_saved | |
1981 | } | |
1982 | ||
33aa234e JK |
1983 | # Check if the assembler supports CFI statements. |
1984 | ||
1985 | proc check_as_cfi { } { | |
1986 | global check_as_cfi_result | |
1987 | global as | |
1988 | if [info exists check_as_cfi_result] { | |
1989 | return $check_as_cfi_result | |
1990 | } | |
1991 | set as_file "tmpdir/check_as_cfi.s" | |
1992 | set as_fh [open $as_file w 0666] | |
1993 | puts $as_fh "# Generated file. DO NOT EDIT" | |
1994 | puts $as_fh "\t.cfi_startproc" | |
1995 | puts $as_fh "\t.cfi_endproc" | |
1996 | close $as_fh | |
1997 | remote_download host $as_file | |
1998 | verbose -log "Checking CFI support:" | |
1999 | rename "perror" "check_as_cfi_perror" | |
2000 | proc perror { args } { } | |
2001 | set success [ld_assemble $as $as_file "/dev/null"] | |
2002 | rename "perror" "" | |
2003 | rename "check_as_cfi_perror" "perror" | |
2004 | #remote_file host delete $as_file | |
2005 | set check_as_cfi_result $success | |
2006 | return $success | |
2007 | } | |
2008 | ||
c22ee0ad L |
2009 | # Returns true if IFUNC works. |
2010 | ||
2011 | proc check_ifunc_available { } { | |
2012 | global ifunc_available_saved | |
2013 | global CC | |
2014 | ||
2015 | if {![info exists ifunc_available_saved]} { | |
2016 | if { [which $CC] == 0 } { | |
2017 | set ifunc_available_saved 0 | |
2018 | return 0 | |
2019 | } | |
2020 | # Check if gcc supports -flto -fuse-linker-plugin | |
2021 | set flags "" | |
2022 | if [board_info [target_info name] exists cflags] { | |
2023 | append flags " [board_info [target_info name] cflags]" | |
2024 | } | |
2025 | if [board_info [target_info name] exists ldflags] { | |
2026 | append flags " [board_info [target_info name] ldflags]" | |
2027 | } | |
2028 | ||
2029 | set basename "tmpdir/ifunc[pid]" | |
2030 | set src ${basename}.c | |
2031 | set output ${basename}.out | |
2032 | set f [open $src "w"] | |
2033 | puts $f "extern int library_func2 (void);" | |
2034 | puts $f "int main (void)" | |
2035 | puts $f "{" | |
2036 | puts $f " if (library_func2 () != 2) __builtin_abort ();" | |
2037 | puts $f " return 0; " | |
2038 | puts $f "}" | |
2039 | puts $f "static int library_func1 (void) {return 2; }" | |
2040 | puts $f "void *foo (void) __asm__ (\"library_func2\");" | |
2041 | puts $f "void *foo (void) { return library_func1; }" | |
2042 | puts $f "__asm__(\".type library_func2, %gnu_indirect_function\");" | |
2043 | close $f | |
010f98a5 L |
2044 | if [is_remote host] { |
2045 | set src [remote_download host $src] | |
2046 | } | |
c22ee0ad L |
2047 | set ifunc_available_saved [run_host_cmd_yesno "$CC" "$flags $src -o $output"] |
2048 | if { $ifunc_available_saved == 1 } { | |
2049 | set ifunc_available_saved [run_host_cmd_yesno "$output" ""] | |
2050 | } | |
2051 | remote_file host delete $src | |
2052 | remote_file host delete $output | |
2053 | file delete $src | |
2054 | } | |
2055 | return $ifunc_available_saved | |
2056 | } | |
2057 | ||
97dc35c8 L |
2058 | # Returns true if ifunc attribute works. |
2059 | ||
2060 | proc check_ifunc_attribute_available { } { | |
2061 | global ifunc_attribute_available_saved | |
2062 | global CC | |
2063 | ||
2064 | if {![info exists ifunc_attribute_available_saved]} { | |
2065 | if { [which $CC] == 0 } { | |
2066 | set ifunc_attribute_available_saved 0 | |
2067 | return 0 | |
2068 | } | |
2069 | # Check if gcc supports -flto -fuse-linker-plugin | |
2070 | set flags "" | |
2071 | if [board_info [target_info name] exists cflags] { | |
2072 | append flags " [board_info [target_info name] cflags]" | |
2073 | } | |
2074 | if [board_info [target_info name] exists ldflags] { | |
2075 | append flags " [board_info [target_info name] ldflags]" | |
2076 | } | |
2077 | ||
2078 | set basename "tmpdir/ifunc[pid]" | |
2079 | set src ${basename}.c | |
2080 | set output ${basename}.out | |
2081 | set f [open $src "w"] | |
2082 | puts $f "extern int library_func2 (void) __attribute__ ((ifunc (\"foo\")));" | |
2083 | puts $f "int main (void)" | |
2084 | puts $f "{" | |
2085 | puts $f " if (library_func2 () != 2) __builtin_abort ();" | |
2086 | puts $f " return 0; " | |
2087 | puts $f "}" | |
2088 | puts $f "static int library_func1 (void) {return 2; }" | |
2089 | puts $f "void *foo (void) { return library_func1; }" | |
2090 | close $f | |
010f98a5 L |
2091 | if [is_remote host] { |
2092 | set src [remote_download host $src] | |
2093 | } | |
97dc35c8 L |
2094 | set ifunc_attribute_available_saved [run_host_cmd_yesno "$CC" "$flags $src -o $output"] |
2095 | if { $ifunc_attribute_available_saved == 1 } { | |
2096 | set ifunc_attribute_available_saved [run_host_cmd_yesno "$output" ""] | |
2097 | } | |
2098 | remote_file host delete $src | |
2099 | remote_file host delete $output | |
2100 | file delete $src | |
2101 | } | |
2102 | return $ifunc_attribute_available_saved | |
2103 | } | |
2104 | ||
33aa234e JK |
2105 | # Provide virtual target "cfi" for targets supporting CFI. |
2106 | ||
2107 | rename "istarget" "istarget_ld" | |
2108 | proc istarget { target } { | |
2109 | if {$target == "cfi"} { | |
2110 | return [check_as_cfi] | |
2111 | } | |
2112 | return [istarget_ld $target] | |
2113 | } |