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6fc49d28 | 1 | # Expect script for ld-visibility tests |
d87bef3a | 2 | # Copyright (C) 2000-2023 Free Software Foundation, Inc. |
6fc49d28 | 3 | # |
f96b4a7b NC |
4 | # This file is part of the GNU Binutils. |
5 | # | |
6 | # This program is free software; you can redistribute it and/or modify | |
6fc49d28 | 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 |
6fc49d28 | 9 | # (at your option) any later version. |
f96b4a7b | 10 | # |
6fc49d28 L |
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. | |
f96b4a7b | 15 | # |
6fc49d28 L |
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. | |
6fc49d28 L |
20 | # |
21 | # Written by Ian Lance Taylor (ian@cygnus.com) | |
22 | # and H.J. Lu (hjl@gnu.org) | |
23 | # | |
24 | ||
25 | # Make sure that ld can generate ELF shared libraries with visibility. | |
26 | ||
d9816402 | 27 | # Check to see if the C compiler works |
44ed8092 | 28 | if { ![check_compiler_available] } { |
d9816402 AM |
29 | return |
30 | } | |
31 | ||
a8bc481f CC |
32 | # This test can only be run on a couple of ELF platforms or with |
33 | # XCOFF formats. | |
6fc49d28 | 34 | # Square bracket expressions seem to confuse istarget. |
19c7c582 AM |
35 | if { ![istarget hppa*64*-*-hpux*] \ |
36 | && ![istarget hppa*-*-linux*] \ | |
37 | && ![istarget i?86-*-linux*] \ | |
5940a93c | 38 | && ![istarget i?86-*-gnu*] \ |
5a68afcf | 39 | && ![istarget *-*-nacl*] \ |
ad995491 | 40 | && ![istarget ia64-*-linux*] \ |
6fc49d28 | 41 | && ![istarget m68k-*-linux*] \ |
66517a2f | 42 | && ![istarget mips*-*-linux*] \ |
81cacc15 | 43 | && ![istarget powerpc*-*-linux*] \ |
4f38fc1c | 44 | && ![istarget arm*-*-linux*] \ |
2ffd68ef | 45 | && ![istarget alpha*-*-linux*] \ |
9147e853 JJ |
46 | && ![istarget sparc*-*-linux*] \ |
47 | && ![istarget s390*-*-linux*] \ | |
59758b1c | 48 | && ![istarget sh\[34\]*-*-linux*] \ |
a8bc481f CC |
49 | && ![istarget x86_64-*-linux*] \ |
50 | && ![is_xcoff_format] } { | |
6fc49d28 L |
51 | return |
52 | } | |
53 | ||
a8bc481f CC |
54 | if [is_xcoff_format] { |
55 | set test_list [lsort [glob -nocomplain $srcdir/$subdir/*-xcoff*.d]] | |
56 | } else { | |
57 | set test_list [lsort [glob -nocomplain $srcdir/$subdir/*-elf.d]] | |
58 | } | |
59 | ||
04827a14 L |
60 | foreach t $test_list { |
61 | # We need to strip the ".d", but can leave the dirname. | |
62 | verbose [file rootname $t] | |
63 | run_dump_test [file rootname $t] | |
64 | } | |
65 | ||
6fc49d28 L |
66 | set tmpdir tmpdir |
67 | set SHCFLAG "" | |
a9f844b1 | 68 | set shared_needs_pic "no" |
91f8bf69 | 69 | set COMPRESS_LDFLAG "-Wl,--compress-debug-sections=zlib-gabi" |
6fc49d28 | 70 | |
a8bc481f CC |
71 | if { [is_xcoff_format] } { |
72 | # Not all the useful features are available with AIX shared | |
73 | # libraries by default. | |
74 | # We can manage to simulate some of them with export/import | |
75 | # files but the overriding of shared library functions or | |
76 | # variables by the main program doesn't seem possible. | |
77 | # We avoid testing those features. | |
78 | set SHCFLAG "-DXCOFF_TEST" | |
79 | ||
80 | # In order to avoid listing every symbols in an export file, | |
81 | # the export will be done with -bexpall flag. | |
82 | # However for imports, we must create the import file. | |
83 | set file [open $tmpdir/xcoff-shared.imp w] | |
84 | puts $file "#! ." | |
85 | puts $file mainvar | |
86 | puts $file main_called | |
87 | close $file | |
88 | ||
89 | # XCOFF doesn't yet support debug sections compresion. | |
90 | set COMPRESS_LDFLAG "" | |
91 | } | |
92 | ||
a9f844b1 NC |
93 | if [istarget arm*-*-linux*] { |
94 | # On ARM section anchors can change the symbol pre-emptability for | |
5a68afcf | 95 | # non-PIC shared libraries, causing these tests to fail. Turn section |
a9f844b1 NC |
96 | # anchors off. |
97 | set SHCFLAG "-fno-section-anchors" | |
98 | ||
5a68afcf | 99 | # On targets that have MOVW the compiler will emit relocations which |
a9f844b1 | 100 | # the linker doesn't support when compiling -shared without -fpic. The |
5a68afcf | 101 | # test to find out whether we want to XFAIL the non-PIC tests requires |
a9f844b1 | 102 | # a compile - so we pre-calculate it here. We also note that this can |
0085488a WN |
103 | # only affect arm*-*-*eabi* targets as the old ABI doesn't support v7. |
104 | if [istarget arm*-*-*eabi*] { | |
a9f844b1 NC |
105 | set file [open $tmpdir/movw-detect.c w] |
106 | puts $file "void foo(void) { __asm (\"movw r0, #0\"); }" | |
107 | close $file | |
ad77db1c | 108 | if [run_host_cmd_yesno "$CC_FOR_TARGET" "$CFLAGS_FOR_TARGET -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] { |
a9f844b1 NC |
109 | set shared_needs_pic "yes" |
110 | } | |
111 | } | |
112 | } | |
113 | ||
08c44e65 L |
114 | set support_protected "no" |
115 | ||
5940a93c | 116 | if { [istarget *-*-linux*] |
5a68afcf | 117 | || [istarget *-*-nacl*] |
5940a93c | 118 | || [istarget *-*-gnu*] } { |
669d5115 | 119 | if [ld_compile "$CC_FOR_TARGET -g -DPROTECTED_CHECK" $srcdir/$subdir/main.c $tmpdir/main.o] { |
ad77db1c | 120 | if [ld_link $CC_FOR_TARGET $tmpdir/main "$tmpdir/main.o"] { |
08c44e65 L |
121 | catch "exec $tmpdir/main" support_protected |
122 | } | |
123 | } | |
124 | } | |
125 | ||
6fc49d28 L |
126 | # The test procedure. |
127 | proc visibility_test { visibility progname testname main sh1 sh2 dat args } { | |
ad77db1c | 128 | global CC_FOR_TARGET |
6fc49d28 L |
129 | global srcdir |
130 | global subdir | |
131 | global exec_output | |
132 | global link_output | |
133 | global host_triplet | |
134 | global tmpdir | |
135 | ||
136 | if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" } | |
137 | ||
138 | # Build the shared library. | |
6fc49d28 | 139 | set shared -shared |
a8bc481f CC |
140 | if { [is_xcoff_format] } { |
141 | # On AIX, setup imports and exports. | |
142 | append shared " -Wl,-bexpall -Wl,-bI:$tmpdir/xcoff-shared.imp" | |
143 | } | |
af2c48d8 L |
144 | if { [is_elf_format] && [check_shared_lib_support] } { |
145 | append shared " -Wl,-z,notext" | |
146 | } | |
ad77db1c | 147 | if {![ld_link $CC_FOR_TARGET $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} { |
7cda33a1 | 148 | if { [ string match $visibility "hidden_undef" ] |
1ba54ee0 AM |
149 | && [regexp "undefined reference to \`\.?visibility\'" $link_output] |
150 | && [regexp "undefined reference to \`visibility_var\'" $link_output] } { | |
7cda33a1 L |
151 | pass "$testname" |
152 | } else { if { [ string match $visibility "protected_undef" ] | |
1ba54ee0 AM |
153 | && [regexp "undefined reference to \`\.?visibility\'" $link_output] |
154 | && [regexp "undefined reference to \`visibility_var\'" $link_output] } { | |
7cda33a1 L |
155 | pass "$testname" |
156 | } else { | |
157 | fail "$testname" | |
158 | }} | |
6fc49d28 L |
159 | return |
160 | } | |
161 | ||
162 | # Link against the shared library. Use -rpath so that the | |
163 | # dynamic linker can locate the shared library at runtime. | |
a8bc481f CC |
164 | # On AIX, we must include /lib in -rpath, as otherwise the loader |
165 | # can not find -lc. | |
6fc49d28 | 166 | set rpath $tmpdir |
a8bc481f CC |
167 | set exportflag "" |
168 | if { [is_xcoff_format] } { | |
169 | set rpath /lib:$tmpdir | |
170 | set exportflag " -Wl,-bexpall" | |
171 | } | |
172 | if ![ld_link $CC_FOR_TARGET $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so $exportflag"] { | |
6fc49d28 | 173 | if { [ string match $visibility "hidden" ] |
1ba54ee0 AM |
174 | && [regexp "undefined reference to \`\.?visibility\'" $link_output] |
175 | && [regexp "undefined reference to \`visibility_var\'" $link_output] } { | |
7cda33a1 L |
176 | pass "$testname" |
177 | } else { if { [ string match $visibility "hidden_undef_def" ] | |
1ba54ee0 AM |
178 | && [regexp "undefined reference to \`\.?visibility\'" $link_output] |
179 | && [regexp "undefined reference to \`visibility_def\'" $link_output] | |
180 | && [regexp "undefined reference to \`\.?visibility_func\'" $link_output] | |
181 | && [regexp "undefined reference to \`visibility_var\'" $link_output] } { | |
6fc49d28 L |
182 | pass "$testname" |
183 | } else { | |
184 | fail "$testname" | |
7cda33a1 | 185 | }} |
6fc49d28 L |
186 | return |
187 | } | |
188 | ||
7cda33a1 L |
189 | if { [ string match $visibility "hidden" ] |
190 | || [ string match $visibility "hidden_undef" ] | |
191 | || [ string match $visibility "protected_undef" ] } { | |
6fc49d28 L |
192 | fail "$testname" |
193 | } | |
194 | ||
d9816402 AM |
195 | if ![isnative] { |
196 | unsupported "$testname" | |
197 | return | |
198 | } | |
199 | ||
6fc49d28 L |
200 | # Run the resulting program |
201 | send_log "$tmpdir/$progname >$tmpdir/$progname.out\n" | |
202 | verbose "$tmpdir/$progname >$tmpdir/$progname.out" | |
203 | catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output | |
204 | if ![string match "" $exec_output] then { | |
205 | send_log "$exec_output\n" | |
206 | verbose "$exec_output" | |
207 | fail "$testname" | |
208 | return | |
209 | } | |
210 | ||
211 | send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n" | |
212 | verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" | |
213 | catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output | |
214 | set exec_output [prune_warnings $exec_output] | |
215 | ||
216 | if {![string match "" $exec_output]} then { | |
217 | send_log "$exec_output\n" | |
218 | verbose "$exec_output" | |
219 | fail "$testname" | |
220 | return | |
221 | } | |
222 | ||
223 | pass "$testname" | |
224 | } | |
225 | ||
226 | proc visibility_run {visibility} { | |
ad77db1c | 227 | global CC_FOR_TARGET |
6fc49d28 L |
228 | global SHCFLAG |
229 | global srcdir | |
230 | global subdir | |
231 | global tmpdir | |
232 | global picflag | |
233 | global target_triplet | |
08c44e65 | 234 | global support_protected |
a9f844b1 | 235 | global shared_needs_pic |
faebca03 | 236 | global PLT_CFLAGS |
922109c7 | 237 | global NOPIE_CFLAGS |
91f8bf69 | 238 | global COMPRESS_LDFLAG |
e062fcc8 | 239 | global NOSANITIZE_CFLAGS |
c6d47bff | 240 | global NOLTO_CFLAGS |
6fc49d28 L |
241 | |
242 | if [ string match $visibility "hidden" ] { | |
243 | set VSBCFLAG "-DHIDDEN_TEST" | |
244 | } else { if [ string match $visibility "hidden_normal" ] { | |
245 | set VSBCFLAG "-DHIDDEN_NORMAL_TEST" | |
7cda33a1 L |
246 | } else { if [ string match $visibility "hidden_undef" ] { |
247 | set VSBCFLAG "-DHIDDEN_UNDEF_TEST" | |
248 | } else { if [ string match $visibility "hidden_undef_def" ] { | |
249 | set VSBCFLAG "-DHIDDEN_UNDEF_TEST -DDSO_DEFINE_TEST" | |
250 | } else { if [ string match $visibility "hidden_weak" ] { | |
251 | set VSBCFLAG "-DHIDDEN_WEAK_TEST" | |
6fc49d28 L |
252 | } else { if [ string match $visibility "protected" ] { |
253 | set VSBCFLAG "-DPROTECTED_TEST" | |
7cda33a1 L |
254 | } else { if [ string match $visibility "protected_undef" ] { |
255 | set VSBCFLAG "-DPROTECTED_UNDEF_TEST" | |
256 | } else { if [ string match $visibility "protected_undef_def" ] { | |
257 | set VSBCFLAG "-DPROTECTED_UNDEF_TEST -DDSO_DEFINE_TEST" | |
258 | } else { if [ string match $visibility "protected_weak" ] { | |
259 | set VSBCFLAG "-DPROTECTED_WEAK_TEST" | |
6fc49d28 L |
260 | } else { |
261 | set VSBCFLAG "" | |
7cda33a1 | 262 | }}}}}}}}} |
6fc49d28 | 263 | |
37095d07 AM |
264 | # Ensure we always start with a clean slate, for the "file exists" |
265 | # tests below. | |
266 | remote_file host delete $tmpdir/sh1p.o $tmpdir/sh2p.o $tmpdir/sh1np.o $tmpdir/sh2np.o | |
267 | ||
a8bc481f CC |
268 | set datfile elfvsb |
269 | if { [is_xcoff_format] } { | |
270 | # As explained above, XCOFF shared libraries doesn't support | |
271 | # all the ELF features. Thus, the output of the tests are | |
272 | # a bit different. | |
273 | set datfile xcoffvsb | |
274 | } | |
275 | ||
fb35d3d8 DD |
276 | if { [istarget powerpc*-*-linux*] \ |
277 | || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] )} { | |
2893311c AM |
278 | # Testing non-PIC libraries is a waste of effort on any target. |
279 | # If you don't pass -fpic or -fPIC to gcc, gcc will assume quite | |
280 | # reasonably that you are not compiling for a shared library. | |
281 | # It can then make optimisations that result in shared library | |
282 | # functions and variables not being overridable. Newer versions | |
283 | # of gcc are more likely to do this. | |
284 | } else { | |
faebca03 L |
285 | # Compile the main program. Make sure that PLT is used since PLT |
286 | # is expected. | |
669d5115 | 287 | if ![ld_compile "$CC_FOR_TARGET -g $PLT_CFLAGS $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" $srcdir/$subdir/main.c $tmpdir/mainnp.o] { |
5b1f6c95 AM |
288 | unsupported "visibility ($visibility) (non PIC)" |
289 | unsupported "visibility ($visibility)" | |
6fc49d28 L |
290 | } else { |
291 | # The shared library is composed of two files. First compile them | |
292 | # without using -fpic. That should work on an ELF system, | |
293 | # although it will be less efficient because the dynamic linker | |
294 | # will need to do more relocation work. However, note that not | |
295 | # using -fpic will cause some of the tests to return different | |
faebca03 | 296 | # results. Make sure that PLT is used since PLT is expected. |
669d5115 AM |
297 | if { ![ld_compile "$CC_FOR_TARGET -g $NOPIE_CFLAGS $PLT_CFLAGS $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o] |
298 | || ![ld_compile "$CC_FOR_TARGET -g $NOPIE_CFLAGS $PLT_CFLAGS $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } { | |
5b1f6c95 | 299 | unsupported "visibility ($visibility) (non PIC)" |
6fc49d28 L |
300 | } else { |
301 | # SunOS non PIC shared libraries don't permit some cases of | |
302 | # overriding. | |
1345a0c0 L |
303 | if { [ string match $visibility "protected" ] |
304 | || [ string match $visibility "protected_undef_def" ] } { | |
08c44e65 L |
305 | if [ string match $support_protected "no" ] { |
306 | setup_xfail $target_triplet | |
307 | } | |
6fc49d28 | 308 | } |
212a6b8e RH |
309 | |
310 | # Non-pic code uses name binding rules for applications to | |
311 | # reference variables by gp-relative relocs, which can't be | |
312 | # used with overridable symbols. | |
ad995491 L |
313 | if { ![ string match $visibility "hidden_undef" ] |
314 | && ![ string match $visibility "protected_undef" ] } { | |
315 | setup_xfail "ia64-*-linux*" | |
212a6b8e | 316 | setup_xfail "alpha*-*-linux*" |
ad995491 | 317 | } |
4648dfcf MS |
318 | if { ![ string match $visibility "hidden" ] |
319 | && ![ string match $visibility "hidden_undef" ] | |
320 | && ![ string match $visibility "hidden_undef_def" ] | |
321 | && ![ string match $visibility "protected_undef" ] } { | |
322 | setup_xfail "s390x-*-linux*" | |
4dc570c2 JJ |
323 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } { |
324 | setup_xfail "sparc*-*-linux*" | |
325 | } | |
4648dfcf | 326 | } |
8b778942 L |
327 | if { [is_elf64 $tmpdir/mainnp.o] } { |
328 | setup_xfail "x86_64-*-linux*" | |
329 | } | |
3c995545 | 330 | setup_xfail "x86_64-*-linux-gnux32" |
c0d48c0b DA |
331 | if { ![istarget hppa*64*-*-linux*] } { |
332 | setup_xfail "hppa*-*-linux*" | |
333 | } | |
a9f844b1 NC |
334 | if [ string match $shared_needs_pic "yes" ] { |
335 | setup_xfail "arm*-*-linux*" | |
336 | } | |
212a6b8e | 337 | |
a8bc481f CC |
338 | # XCOFF format doesn't know how to handle weak undefined symbols |
339 | # in shared objects. | |
340 | if { [ string match $visibility "hidden_weak" ] | |
341 | || [ string match $visibility "protected_weak" ] } { | |
342 | setup_xfail "*-*-aix*" | |
343 | setup_xfail "*-*-beos*" | |
344 | } | |
345 | ||
346 | visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o $datfile | |
6fc49d28 L |
347 | |
348 | # Test ELF shared library relocations with a non-zero load | |
349 | # address for the library. Near as I can tell, the R_*_RELATIVE | |
350 | # relocations for various targets are broken in the case where | |
351 | # the load address is not zero (which is the default). | |
1345a0c0 L |
352 | if { [ string match $visibility "protected" ] |
353 | || [ string match $visibility "protected_undef_def" ] } { | |
08c44e65 L |
354 | if [ string match $support_protected "no" ] { |
355 | setup_xfail $target_triplet | |
356 | } | |
6fc49d28 | 357 | } |
d1d8dddf L |
358 | if { [ string match $visibility "hidden_normal" ] |
359 | || [ string match $visibility "hidden_weak" ] | |
360 | || [ string match $visibility "protected" ] | |
361 | || [ string match $visibility "protected_undef_def" ] | |
362 | || [ string match $visibility "protected_weak" ] | |
363 | || [ string match $visibility "normal" ] } { | |
364 | setup_xfail "powerpc-*-linux*" | |
8c37241b | 365 | setup_xfail "s390x-*-linux*" |
4dc570c2 JJ |
366 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } { |
367 | setup_xfail "sparc*-*-linux*" | |
368 | } | |
d1d8dddf | 369 | } |
ad995491 L |
370 | if { ![ string match $visibility "hidden_undef" ] |
371 | && ![ string match $visibility "protected_undef" ] } { | |
372 | setup_xfail "ia64-*-linux*" | |
212a6b8e | 373 | setup_xfail "alpha*-*-linux*" |
66517a2f | 374 | setup_xfail "mips*-*-linux*" |
ad995491 | 375 | } |
8b778942 L |
376 | if { [is_elf64 $tmpdir/mainnp.o] } { |
377 | setup_xfail "x86_64-*-linux*" | |
378 | } | |
3c995545 | 379 | setup_xfail "x86_64-*-linux-gnux32" |
c0d48c0b DA |
380 | if { ![istarget hppa*64*-*-linux*] } { |
381 | setup_xfail "hppa*-*-linux*" | |
382 | } | |
a9f844b1 NC |
383 | if [ string match $shared_needs_pic "yes" ] { |
384 | setup_xfail "arm*-*-linux*" | |
385 | } | |
c0d48c0b | 386 | |
a8bc481f CC |
387 | # XCOFF format doesn't know how to handle weak undefined symbols |
388 | # in shared objects. | |
389 | if { [ string match $visibility "hidden_weak" ] | |
390 | || [ string match $visibility "protected_weak" ] } { | |
391 | setup_xfail "*-*-aix*" | |
392 | setup_xfail "*-*-beos*" | |
393 | } | |
394 | ||
395 | if { ![is_xcoff_format] } { | |
396 | visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \ | |
397 | mainnp.o sh1np.o sh2np.o $datfile \ | |
398 | "-Wl,-T,$srcdir/$subdir/elf-offset.ld,--hash-style=sysv" | |
399 | } | |
7193487f | 400 | } |
6fc49d28 L |
401 | |
402 | # Now compile the code using -fpic. | |
403 | ||
669d5115 AM |
404 | if { ![ld_compile "$CC_FOR_TARGET -g $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS -DSHARED $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o] |
405 | || ![ld_compile "$CC_FOR_TARGET -g $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS -DSHARED $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } { | |
5b1f6c95 | 406 | unsupported "visibility ($visibility)" |
6fc49d28 | 407 | } else { |
1345a0c0 L |
408 | if { [ string match $visibility "protected" ] |
409 | || [ string match $visibility "protected_undef_def" ] } { | |
08c44e65 L |
410 | if [ string match $support_protected "no" ] { |
411 | setup_xfail $target_triplet | |
412 | } | |
6fc49d28 | 413 | } |
a8bc481f | 414 | visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o $datfile $COMPRESS_LDFLAG |
6fc49d28 | 415 | } |
2893311c | 416 | }} |
6fc49d28 | 417 | |
2893311c AM |
418 | if { [istarget powerpc*-*-linux*] } { |
419 | # Don't bother. | |
420 | } else { | |
6fc49d28 | 421 | # Now do the same tests again, but this time compile main.c PIC. |
669d5115 | 422 | if ![ld_compile "$CC_FOR_TARGET -g $SHCFLAG $VSBCFLAG $NOSANITIZE_CFLAGS $NOLTO_CFLAGS -DSHARED $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] { |
5b1f6c95 AM |
423 | unsupported "visibility ($visibility) (PIC main, non PIC so)" |
424 | unsupported "visibility ($visibility) (PIC main)" | |
6fc49d28 | 425 | } else { |
37095d07 AM |
426 | if { [ remote_file host exists $tmpdir/sh1np.o ] |
427 | && [ remote_file host exists $tmpdir/sh2np.o ] } { | |
7193487f AM |
428 | # SunOS non PIC shared libraries don't permit some cases of |
429 | # overriding. | |
430 | if { [ string match $visibility "protected" ] | |
431 | || [ string match $visibility "protected_undef_def" ] } { | |
432 | if [ string match $support_protected "no" ] { | |
433 | setup_xfail $target_triplet | |
c0d48c0b | 434 | } |
7193487f AM |
435 | } |
436 | if { ![ string match $visibility "hidden_undef" ] | |
437 | && ![ string match $visibility "protected_undef" ] } { | |
438 | setup_xfail "ia64-*-linux*" | |
439 | setup_xfail "alpha*-*-linux*" | |
440 | } | |
441 | if { ![ string match $visibility "hidden" ] | |
442 | && ![ string match $visibility "hidden_undef" ] | |
443 | && ![ string match $visibility "hidden_undef_def" ] | |
444 | && ![ string match $visibility "protected_undef" ] } { | |
445 | setup_xfail "s390x-*-linux*" | |
446 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } { | |
447 | setup_xfail "sparc*-*-linux*" | |
a9f844b1 | 448 | } |
6fc49d28 | 449 | } |
7193487f AM |
450 | if { [is_elf64 $tmpdir/mainp.o] } { |
451 | setup_xfail "x86_64-*-linux*" | |
452 | } | |
453 | setup_xfail "x86_64-*-linux-gnux32" | |
454 | if { ![istarget hppa*64*-*-linux*] } { | |
455 | setup_xfail "hppa*-*-linux*" | |
456 | } | |
457 | if [ string match $shared_needs_pic "yes" ] { | |
458 | setup_xfail "arm*-*-linux*" | |
459 | } | |
460 | ||
a8bc481f CC |
461 | # XCOFF format doesn't know how to handle weak undefined symbols |
462 | # in shared objects. | |
463 | if { [ string match $visibility "hidden_weak" ] | |
464 | || [ string match $visibility "protected_weak" ] } { | |
465 | setup_xfail "*-*-aix*" | |
466 | setup_xfail "*-*-beos*" | |
467 | } | |
468 | ||
469 | visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o $datfile | |
6fc49d28 | 470 | } else { |
5b1f6c95 | 471 | unsupported "visibility (PIC main, non PIC so)" |
6fc49d28 L |
472 | } |
473 | ||
37095d07 AM |
474 | if { [ remote_file host exists $tmpdir/sh1p.o ] |
475 | && [ remote_file host exists $tmpdir/sh2p.o ] } { | |
1345a0c0 L |
476 | if { [ string match $visibility "protected" ] |
477 | || [ string match $visibility "protected_undef_def" ] } { | |
08c44e65 L |
478 | if [ string match $support_protected "no" ] { |
479 | setup_xfail $target_triplet | |
480 | } | |
6fc49d28 | 481 | } |
a8bc481f CC |
482 | |
483 | # XCOFF format doesn't know how to handle weak undefined symbols | |
484 | # in shared objects. | |
485 | if { [ string match $visibility "hidden_weak" ] | |
486 | || [ string match $visibility "protected_weak" ] } { | |
487 | setup_xfail "*-*-aix*" | |
488 | setup_xfail "*-*-beos*" | |
489 | } | |
490 | ||
491 | visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o $datfile | |
6fc49d28 | 492 | } else { |
5b1f6c95 | 493 | unsupported "visibility ($visibility) (PIC main)" |
6fc49d28 | 494 | } |
2893311c | 495 | }} |
6fc49d28 L |
496 | } |
497 | ||
fb35d3d8 DD |
498 | # Old version of GCC for MIPS default to enabling -fpic |
499 | # and get confused if it is used on the command line. | |
500 | if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then { | |
6fc49d28 L |
501 | set picflag "" |
502 | } else { | |
503 | # Unfortunately, the gcc argument is -fpic and the cc argument is | |
504 | # -KPIC. We have to try both. | |
505 | set picflag "-fpic" | |
ad77db1c AM |
506 | send_log "$CC_FOR_TARGET $picflag\n" |
507 | verbose "$CC_FOR_TARGET $picflag" | |
508 | catch "exec $CC_FOR_TARGET $picflag" exec_output | |
6fc49d28 L |
509 | send_log "$exec_output\n" |
510 | verbose "--" "$exec_output" | |
511 | if { [string match "*illegal option*" $exec_output] \ | |
512 | || [string match "*option ignored*" $exec_output] \ | |
513 | || [string match "*unrecognized option*" $exec_output] \ | |
514 | || [string match "*passed to ld*" $exec_output] } { | |
c9098af4 | 515 | set picflag "-KPIC" |
6fc49d28 L |
516 | } |
517 | } | |
518 | verbose "Using $picflag to compile PIC code" | |
519 | ||
520 | visibility_run hidden | |
521 | visibility_run hidden_normal | |
7cda33a1 L |
522 | visibility_run hidden_undef |
523 | visibility_run hidden_undef_def | |
524 | visibility_run hidden_weak | |
6fc49d28 | 525 | visibility_run protected |
7cda33a1 L |
526 | visibility_run protected_undef |
527 | visibility_run protected_undef_def | |
528 | visibility_run protected_weak | |
6fc49d28 L |
529 | visibility_run normal |
530 | ||
669d5115 | 531 | if { ![ld_compile "$CC_FOR_TARGET -g $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" $srcdir/$subdir/common.c tmpdir/common.o] } { |
5b1f6c95 | 532 | unsupported "common hidden symbol" |
22d5e339 | 533 | } else { |
d9816402 | 534 | if ![ld_link $ld tmpdir/common "tmpdir/common.o"] { |
22d5e339 L |
535 | fail "common hidden symbol" |
536 | } else { | |
537 | pass "common hidden symbol" | |
538 | } | |
539 | } | |
540 | ||
669d5115 | 541 | if { ![ld_compile "$CC_FOR_TARGET -g $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" $srcdir/$subdir/test.c tmpdir/test.o] } { |
5b1f6c95 | 542 | unsupported "weak hidden symbol" |
22d5e339 | 543 | } else { |
669d5115 | 544 | if { ![ld_compile "$CC_FOR_TARGET -g $NOSANITIZE_CFLAGS $NOLTO_CFLAGS -DSHARED $picflag" $srcdir/$subdir/sh3.c tmpdir/sh3.o] } { |
5b1f6c95 | 545 | unsupported "weak hidden symbol" |
22d5e339 | 546 | } else { |
a8bc481f CC |
547 | set shared "-shared" |
548 | if { [is_xcoff_format] } { | |
549 | # On AIX, setup imports and exports. | |
550 | append shared " -bexpall" | |
551 | } | |
552 | if ![ld_link $ld tmpdir/sh3.so "$shared tmpdir/sh3.o"] { | |
22d5e339 L |
553 | fail "weak hidden symbol" |
554 | } else { | |
eec685f8 | 555 | if ![ld_link $ld tmpdir/weak "tmpdir/test.o tmpdir/sh3.so"] { |
22d5e339 L |
556 | fail "weak hidden symbol DSO last" |
557 | } else { | |
558 | pass "weak hidden symbol DSO last" | |
559 | } | |
d9816402 | 560 | if ![ld_link $ld tmpdir/weak "tmpdir/sh3.so tmpdir/test.o"] { |
22d5e339 L |
561 | fail "weak hidden symbol DSO first" |
562 | } else { | |
563 | pass "weak hidden symbol DSO first" | |
564 | } | |
565 | } | |
566 | } | |
567 | } |