]>
Commit | Line | Data |
---|---|---|
252b5132 | 1 | # Expect script for ld-shared tests |
d87bef3a | 2 | # Copyright (C) 1994-2023 Free Software Foundation, Inc. |
252b5132 | 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 | |
252b5132 | 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 |
252b5132 | 9 | # (at your option) any later version. |
f96b4a7b | 10 | # |
252b5132 RH |
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 | # |
252b5132 RH |
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. | |
252b5132 RH |
20 | # |
21 | # Written by Ian Lance Taylor (ian@cygnus.com) | |
22 | # | |
23 | ||
24 | # Make sure that ld can generate ELF shared libraries. | |
25 | # Note that linking against ELF shared libraries is tested by the | |
26 | # bootstrap test. | |
27 | ||
d9816402 | 28 | # Check to see if the C compiler works |
44ed8092 | 29 | if { ![check_compiler_available] } { |
d9816402 AM |
30 | return |
31 | } | |
252b5132 | 32 | |
8bfb6941 CC |
33 | # Skip targets where -shared is not supported |
34 | if { ![check_shared_lib_support] } { | |
35 | return | |
36 | } | |
37 | ||
252b5132 RH |
38 | # This test can only be run on a couple of ELF platforms. |
39 | # Square bracket expressions seem to confuse istarget. | |
19c7c582 AM |
40 | if { ![istarget hppa*64*-*-hpux*] \ |
41 | && ![istarget hppa*-*-linux*] \ | |
42 | && ![istarget i?86-*-sysv4*] \ | |
ad995491 L |
43 | && ![istarget i?86-*-unixware] \ |
44 | && ![istarget i?86-*-elf*] \ | |
45 | && ![istarget i?86-*-linux*] \ | |
5940a93c | 46 | && ![istarget i?86-*-gnu*] \ |
5a68afcf | 47 | && ![istarget *-*-nacl*] \ |
ad995491 L |
48 | && ![istarget ia64-*-elf*] \ |
49 | && ![istarget ia64-*-linux*] \ | |
252b5132 RH |
50 | && ![istarget m68k-*-linux*] \ |
51 | && ![istarget mips*-*-irix5*] \ | |
66517a2f | 52 | && ![istarget mips*-*-linux*] \ |
24b01a74 AM |
53 | && ![istarget powerpc*-*-elf*] \ |
54 | && ![istarget powerpc*-*-linux*] \ | |
55 | && ![istarget powerpc*-*-sysv4*] \ | |
252b5132 RH |
56 | && ![istarget sparc*-*-elf] \ |
57 | && ![istarget sparc*-*-solaris2*] \ | |
b33b6e45 | 58 | && ![istarget sparc*-*-linux*] \ |
4f38fc1c | 59 | && ![istarget arm*-*-linux*] \ |
2ffd68ef | 60 | && ![istarget alpha*-*-linux*] \ |
74044dc8 | 61 | && ![is_xcoff_format] \ |
9147e853 | 62 | && ![istarget s390*-*-linux*] \ |
a06ea964 | 63 | && ![istarget aarch64*-*-linux*] \ |
9147e853 | 64 | && ![istarget x86_64-*-linux*] } { |
252b5132 | 65 | return |
252b5132 RH |
66 | } |
67 | ||
68 | set tmpdir tmpdir | |
69 | set SHCFLAG "" | |
a9f844b1 | 70 | set shared_needs_pic "no" |
252b5132 | 71 | |
42afa120 | 72 | # Disable all sanitizers. |
ad77db1c AM |
73 | set old_CFLAGS "$CFLAGS_FOR_TARGET" |
74 | append CFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS" | |
42afa120 | 75 | |
74044dc8 CC |
76 | if { [is_xcoff_format] } { |
77 | # Not all the useful features are available with AIX shared | |
78 | # libraries by default. | |
79 | # We can manage to simulate some of them with export/import | |
80 | # files but the overriding of shared library functions or | |
81 | # variables by the main program doesn't seem possible. | |
82 | # We avoid testing those features. | |
252b5132 RH |
83 | set SHCFLAG "-DXCOFF_TEST" |
84 | ||
74044dc8 CC |
85 | # In order to avoid listing every symbols in an export file, |
86 | # the export will be done with -bexpall flag. | |
87 | # However for imports, we must create the import file. | |
88 | set file [open $tmpdir/xcoff-shared.imp w] | |
89 | puts $file "#! ." | |
90 | puts $file mainvar | |
91 | puts $file main_called | |
252b5132 RH |
92 | close $file |
93 | } | |
94 | ||
a9f844b1 NC |
95 | if [istarget arm*-*-linux*] { |
96 | # On ARM section anchors can change the symbol pre-emptability for | |
5a68afcf | 97 | # non-PIC shared libraries, causing these tests to fail. Turn section |
a9f844b1 NC |
98 | # anchors off. |
99 | set SHCFLAG "-fno-section-anchors" | |
100 | ||
5a68afcf | 101 | # On targets that have MOVW the compiler will emit relocations which |
a9f844b1 | 102 | # the linker doesn't support when compiling -shared without -fpic. The |
5a68afcf | 103 | # test to find out whether we want to XFAIL the non-PIC tests requires |
a9f844b1 | 104 | # a compile - so we pre-calculate it here. We also note that this can |
0085488a WN |
105 | # only affect arm*-*-*eabi* targets as the old ABI doesn't support v7. |
106 | if [istarget arm*-*-*eabi*] { | |
a9f844b1 NC |
107 | set file [open $tmpdir/movw-detect.c w] |
108 | puts $file "void foo(void) { __asm (\"movw r0, #0\"); }" | |
109 | close $file | |
ad77db1c | 110 | if [run_host_cmd_yesno "$CC_FOR_TARGET" "$CFLAGS_FOR_TARGET -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] { |
a9f844b1 NC |
111 | set shared_needs_pic "yes" |
112 | } | |
113 | } | |
114 | } | |
115 | ||
252b5132 RH |
116 | # The test procedure. |
117 | proc shared_test { progname testname main sh1 sh2 dat args } { | |
ad77db1c | 118 | global CC_FOR_TARGET |
252b5132 RH |
119 | global srcdir |
120 | global subdir | |
121 | global exec_output | |
122 | global host_triplet | |
123 | global tmpdir | |
124 | ||
125 | if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" } | |
126 | ||
127 | # Build the shared library. | |
252b5132 | 128 | set shared -shared |
74044dc8 CC |
129 | if { [is_xcoff_format] } { |
130 | # On AIX, setup imports and exports. | |
131 | append shared " -Wl,-bexpall -Wl,-bI:$tmpdir/xcoff-shared.imp" | |
252b5132 | 132 | } |
af2c48d8 L |
133 | if { [is_elf_format] && [check_shared_lib_support] } { |
134 | append shared " -Wl,-z,notext" | |
135 | } | |
ad77db1c | 136 | if {![ld_link $CC_FOR_TARGET $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} { |
252b5132 RH |
137 | fail "$testname" |
138 | return | |
139 | } | |
140 | ||
141 | # Link against the shared library. Use -rpath so that the | |
142 | # dynamic linker can locate the shared library at runtime. | |
143 | # On AIX, we must include /lib in -rpath, as otherwise the loader | |
144 | # can not find -lc. | |
145 | set rpath $tmpdir | |
74044dc8 CC |
146 | set exportflag "" |
147 | if { [is_xcoff_format] } { | |
252b5132 | 148 | set rpath /lib:$tmpdir |
74044dc8 | 149 | set exportflag " -Wl,-bexpall" |
252b5132 | 150 | } |
74044dc8 | 151 | if ![ld_link $CC_FOR_TARGET $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so $exportflag"] { |
252b5132 RH |
152 | fail "$testname" |
153 | return | |
154 | } | |
155 | ||
d9816402 AM |
156 | if ![isnative] { |
157 | unsupported $testname | |
158 | return | |
159 | } | |
160 | ||
252b5132 RH |
161 | # Run the resulting program |
162 | send_log "$tmpdir/$progname >$tmpdir/$progname.out\n" | |
163 | verbose "$tmpdir/$progname >$tmpdir/$progname.out" | |
164 | catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output | |
165 | if ![string match "" $exec_output] then { | |
166 | send_log "$exec_output\n" | |
167 | verbose "$exec_output" | |
168 | fail "$testname" | |
169 | return | |
170 | } | |
171 | ||
172 | send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n" | |
173 | verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" | |
174 | catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output | |
175 | set exec_output [prune_warnings $exec_output] | |
176 | ||
177 | if {![string match "" $exec_output]} then { | |
178 | send_log "$exec_output\n" | |
179 | verbose "$exec_output" | |
180 | fail "$testname" | |
181 | return | |
182 | } | |
183 | ||
184 | pass "$testname" | |
185 | } | |
186 | ||
fb35d3d8 DD |
187 | # Old version of GCC for MIPS default to enabling -fpic |
188 | # and get confused if it is used on the command line. | |
189 | if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then { | |
252b5132 RH |
190 | set picflag "" |
191 | } else { | |
192 | # Unfortunately, the gcc argument is -fpic and the cc argument is | |
193 | # -KPIC. We have to try both. | |
194 | set picflag "-fpic" | |
ad77db1c AM |
195 | send_log "$CC_FOR_TARGET $picflag\n" |
196 | verbose "$CC_FOR_TARGET $picflag" | |
197 | catch "exec $CC_FOR_TARGET $picflag" exec_output | |
252b5132 RH |
198 | send_log "$exec_output\n" |
199 | verbose "--" "$exec_output" | |
200 | if { [string match "*illegal option*" $exec_output] \ | |
201 | || [string match "*option ignored*" $exec_output] \ | |
202 | || [string match "*unrecognized option*" $exec_output] \ | |
203 | || [string match "*passed to ld*" $exec_output] } { | |
c9098af4 | 204 | set picflag "-KPIC" |
252b5132 RH |
205 | } |
206 | } | |
207 | verbose "Using $picflag to compile PIC code" | |
208 | ||
209 | # Compile the main program. | |
669d5115 | 210 | if ![ld_compile "$CC_FOR_TARGET $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] { |
5b1f6c95 AM |
211 | unsupported "shared (non PIC)" |
212 | unsupported "shared" | |
252b5132 RH |
213 | } else { |
214 | # The shared library is composed of two files. First compile them | |
215 | # without using -fpic. That should work on an ELF system, | |
216 | # although it will be less efficient because the dynamic linker | |
217 | # will need to do more relocation work. However, note that not | |
218 | # using -fpic will cause some of the tests to return different | |
cda77e9e | 219 | # results. Make sure that PLT is used since PLT is expected. |
9d1c54ed | 220 | global PLT_CFLAGS NOPIE_CFLAGS |
669d5115 AM |
221 | if { ![ld_compile "$CC_FOR_TARGET $PLT_CFLAGS $NOPIE_CFLAGS $SHCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o] |
222 | || ![ld_compile "$CC_FOR_TARGET $PLT_CFLAGS $SHCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } { | |
5b1f6c95 | 223 | unsupported "shared (non PIC)" |
74044dc8 | 224 | } else { if { [is_xcoff_format] } { |
252b5132 RH |
225 | shared_test shnp "shared (nonPIC)" mainnp.o sh1np.o sh2np.o xcoff |
226 | } else { | |
a5d21497 RO |
227 | # Solaris defaults to -z text. |
228 | setup_xfail "*-*-solaris2*" | |
ad995491 | 229 | setup_xfail "ia64-*-linux*" |
212a6b8e | 230 | setup_xfail "alpha*-*-linux*" |
24b01a74 | 231 | setup_xfail "powerpc64*-*-*" |
c0d48c0b DA |
232 | if { ![istarget hppa*64*-*-linux*] } { |
233 | setup_xfail "hppa*-*-linux*" | |
234 | } | |
4dc570c2 JJ |
235 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } { |
236 | setup_xfail "sparc*-*-linux*" | |
237 | } | |
8b778942 L |
238 | if { [is_elf64 $tmpdir/mainnp.o] } { |
239 | setup_xfail "x86_64-*-linux*" | |
240 | } | |
3c995545 | 241 | setup_xfail "x86_64-*-linux-gnux32" |
4648dfcf | 242 | setup_xfail "s390x-*-linux*" |
a9f844b1 NC |
243 | if [ string match $shared_needs_pic "yes" ] { |
244 | setup_xfail "arm*-*-linux*" | |
245 | } | |
273dc279 | 246 | setup_xfail "aarch64*-*-linux*" |
252b5132 RH |
247 | shared_test shnp "shared (non PIC)" mainnp.o sh1np.o sh2np.o shared |
248 | ||
249 | # Test ELF shared library relocations with a non-zero load | |
250 | # address for the library. Near as I can tell, the R_*_RELATIVE | |
251 | # relocations for various targets are broken in the case where | |
252 | # the load address is not zero (which is the default). | |
b7be1db6 | 253 | setup_xfail "*-*-linux*libc1" |
24b01a74 | 254 | setup_xfail "powerpc*-*-linux*" |
ad995491 | 255 | setup_xfail "ia64-*-linux*" |
212a6b8e | 256 | setup_xfail "alpha*-*-linux*" |
66517a2f | 257 | setup_xfail "mips*-*-linux*" |
c0d48c0b DA |
258 | if { ![istarget hppa*64*-*-linux*] } { |
259 | setup_xfail "hppa*-*-linux*" | |
260 | } | |
4dc570c2 JJ |
261 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } { |
262 | setup_xfail "sparc*-*-linux*" | |
263 | } | |
8b778942 L |
264 | if { [is_elf64 $tmpdir/mainnp.o] } { |
265 | setup_xfail "x86_64-*-linux*" | |
266 | } | |
3c995545 | 267 | setup_xfail "x86_64-*-linux-gnux32" |
8c37241b | 268 | setup_xfail "s390x-*-linux*" |
a9f844b1 NC |
269 | if [ string match $shared_needs_pic "yes" ] { |
270 | setup_xfail "arm*-*-linux*" | |
271 | } | |
273dc279 | 272 | setup_xfail "aarch64*-*-linux*" |
a5d21497 RO |
273 | # Solaris defaults to -z text. |
274 | setup_xfail "*-*-solaris2*" | |
252b5132 RH |
275 | shared_test shnp "shared (non PIC, load offset)" \ |
276 | mainnp.o sh1np.o sh2np.o shared \ | |
bab55c05 | 277 | "-Wl,-T,$srcdir/$subdir/elf-offset.ld,--hash-style=sysv" |
252b5132 RH |
278 | } } |
279 | ||
280 | # Now compile the code using -fpic. | |
281 | ||
669d5115 AM |
282 | if { ![ld_compile "$CC_FOR_TARGET $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o] |
283 | || ![ld_compile "$CC_FOR_TARGET $SHCFLAG $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } { | |
5b1f6c95 | 284 | unsupported "shared" |
252b5132 | 285 | } else { |
74044dc8 | 286 | if { [is_xcoff_format] } { |
252b5132 RH |
287 | shared_test shp "shared" mainnp.o sh1p.o sh2p.o xcoff |
288 | } else { | |
289 | shared_test shp "shared" mainnp.o sh1p.o sh2p.o shared | |
74044dc8 CC |
290 | ld_compile "$CC_FOR_TARGET -DSYMBOLIC_TEST $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o |
291 | ld_compile "$CC_FOR_TARGET -DSYMBOLIC_TEST $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o | |
5a68afcf | 292 | shared_test shp "shared -Bsymbolic" mainnp.o sh1p.o sh2p.o symbolic "-Bsymbolic" |
669d5115 AM |
293 | ld_compile "$CC_FOR_TARGET $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o |
294 | ld_compile "$CC_FOR_TARGET $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o | |
c9098af4 | 295 | } |
252b5132 RH |
296 | } |
297 | } | |
298 | ||
299 | # Now do the same tests again, but this time compile main.c PIC. | |
669d5115 | 300 | if ![ld_compile "$CC_FOR_TARGET $SHCFLAG $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] { |
5b1f6c95 AM |
301 | unsupported "shared (PIC main, non PIC so)" |
302 | unsupported "shared (PIC main)" | |
252b5132 RH |
303 | } else { |
304 | if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } { | |
74044dc8 | 305 | if { [is_xcoff_format] } { |
252b5132 RH |
306 | shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff |
307 | } else { | |
a5d21497 RO |
308 | # Solaris defaults to -z text. |
309 | setup_xfail "*-*-solaris2*" | |
ad995491 | 310 | setup_xfail "ia64-*-linux*" |
212a6b8e | 311 | setup_xfail "alpha*-*-linux*" |
24b01a74 | 312 | setup_xfail "powerpc64*-*-*" |
c0d48c0b DA |
313 | if { ![istarget hppa*64*-*-linux*] } { |
314 | setup_xfail "hppa*-*-linux*" | |
315 | } | |
4dc570c2 JJ |
316 | if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } { |
317 | setup_xfail "sparc*-*-linux*" | |
318 | } | |
8b778942 L |
319 | if { [is_elf64 $tmpdir/mainp.o] } { |
320 | setup_xfail "x86_64-*-linux*" | |
321 | } | |
3c995545 | 322 | setup_xfail "x86_64-*-linux-gnux32" |
4648dfcf | 323 | setup_xfail "s390x-*-linux*" |
a9f844b1 NC |
324 | if [ string match $shared_needs_pic "yes" ] { |
325 | setup_xfail "arm*-*-linux*" | |
326 | } | |
273dc279 | 327 | setup_xfail "aarch64*-*-linux*" |
252b5132 RH |
328 | shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o shared |
329 | } | |
330 | } else { | |
5b1f6c95 | 331 | unsupported "shared (PIC main, non PIC so)" |
252b5132 RH |
332 | } |
333 | ||
334 | if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } { | |
74044dc8 | 335 | if { [is_xcoff_format] } { |
252b5132 RH |
336 | shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o xcoff |
337 | } else { | |
338 | shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o shared | |
339 | } | |
340 | } else { | |
5b1f6c95 | 341 | unsupported "shared (PIC main)" |
252b5132 RH |
342 | } |
343 | } | |
344 | ||
ad77db1c | 345 | set CFLAGS_FOR_TARGET "$old_CFLAGS" |