Commit | Line | Data |
---|---|---|
d8045f23 NC |
1 | # Expect script for linker support of IFUNC symbols and relocations. |
2 | # | |
b3adc24a | 3 | # Copyright (C) 2009-2020 Free Software Foundation, Inc. |
d8045f23 NC |
4 | # Contributed by Red Hat. |
5 | # | |
6 | # This file is part of the GNU Binutils. | |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
9 | # it under the terms of the GNU General Public License as published by | |
10 | # the Free Software Foundation; either version 3 of the License, or | |
11 | # (at your option) any later version. | |
12 | # | |
13 | # This program is distributed in the hope that it will be useful, | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
17 | # | |
18 | # You should have received a copy of the GNU General Public License | |
19 | # along with this program; if not, write to the Free Software | |
20 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
21 | # MA 02110-1301, USA. | |
22 | # | |
23 | # Written by Nick Clifton <nickc@redhat.com> | |
24 | ||
25 | ||
d0c9aeb3 | 26 | # IFUNC support has only been implemented for the ix86, x86_64, powerpc, |
e44c481a | 27 | # aarch64, sparc, and S/390 so far. |
e054468f AM |
28 | if {!(([istarget "i?86-*-*"] |
29 | || [istarget "x86_64-*-*"] | |
d0c9aeb3 | 30 | || [istarget "powerpc*-*-*"] |
1419bbe5 | 31 | || [istarget "aarch64*-*-*"] |
e44c481a AK |
32 | || [istarget "sparc*-*-*"] |
33 | || [istarget "s390*-*-*"]) | |
e054468f | 34 | && ([istarget "*-*-elf*"] |
5a68afcf | 35 | || [istarget "*-*-nacl*"] |
c65c21e1 AM |
36 | || [istarget "*-*-linux*"] |
37 | || [istarget "*-*-gnu*"])) } { | |
d8045f23 NC |
38 | verbose "IFUNC tests not run - target does not support IFUNC" |
39 | return | |
40 | } | |
41 | ||
47523653 AM |
42 | # Skip targets where -shared is not supported |
43 | ||
44 | if ![check_shared_lib_support] { | |
45 | return | |
46 | } | |
47 | ||
e9d644e8 L |
48 | global ASFLAGS |
49 | set saved_ASFLAGS "$ASFLAGS" | |
50 | if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } { | |
51 | set ASFLAGS "$ASFLAGS -mx86-used-note=no" | |
52 | } | |
53 | ||
f657f8c4 NC |
54 | # This test does not need a compiler... |
55 | run_dump_test "ifuncmod5" | |
56 | ||
ac98f9e2 L |
57 | set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]] |
58 | foreach t $test_list { | |
59 | # We need to strip the ".d", but can leave the dirname. | |
60 | verbose [file rootname $t] | |
61 | run_dump_test [file rootname $t] | |
62 | } | |
63 | ||
d8045f23 NC |
64 | # We need a working compiler. (Strictly speaking this is |
65 | # not true, we could use target specific assembler files). | |
44ed8092 | 66 | if { ![check_compiler_available] } { |
d8045f23 NC |
67 | verbose "IFUNC tests not run - no compiler available" |
68 | return | |
69 | } | |
70 | ||
71 | # A procedure to check the OS/ABI field in the ELF header of a binary file. | |
72 | proc check_osabi { binary_file expected_osabi } { | |
73 | global READELF | |
74 | global READELFFLAGS | |
75 | ||
76 | catch "exec $READELF $READELFFLAGS --file-header $binary_file > readelf.out" got | |
77 | ||
78 | if ![string match "" $got] then { | |
79 | verbose "proc check_osabi: Readelf produced unexpected out processing $binary_file: $got" | |
80 | return 0 | |
81 | } | |
82 | ||
83 | if { ![regexp "\n\[ \]*OS/ABI:\[ \]*(.+)\n\[ \]*ABI" \ | |
84 | [file_contents readelf.out] nil osabi] } { | |
85 | verbose "proc check_osabi: Readelf failed to extract an ELF header from $binary_file" | |
86 | return 0 | |
87 | } | |
88 | ||
89 | if { $osabi == $expected_osabi } { | |
90 | return 1 | |
91 | } | |
92 | ||
93 | verbose "Expected OSABI: $expected_osabi, Obtained osabi: $osabi" | |
5a68afcf | 94 | |
d8045f23 NC |
95 | return 0 |
96 | } | |
97 | ||
98 | # A procedure to confirm that a file contains the IFUNC symbol. | |
99 | # Returns -1 upon error, 0 if the symbol was not found and 1 if it was found. | |
100 | proc contains_ifunc_symbol { binary_file } { | |
101 | global READELF | |
102 | global READELFFLAGS | |
103 | ||
104 | catch "exec $READELF $READELFFLAGS --symbols $binary_file > readelf.out" got | |
105 | ||
106 | if ![string match "" $got] then { | |
107 | verbose "proc contains_ifunc_symbol: Readelf produced unexpected out processing $binary_file: $got" | |
108 | return -1 | |
109 | } | |
110 | ||
111 | # Look for a line like this: | |
112 | # 58: 0000000000400600 30 IFUNC GLOBAL DEFAULT 12 library_func2 | |
4115bfc6 | 113 | # with perhaps some other info between the visibility and section |
d8045f23 | 114 | |
4115bfc6 | 115 | if { ![regexp ".*\[ \]*IFUNC\[ \]+GLOBAL\[ \]+DEFAULT .* \[UND0-9\]+\[ \]+library_func2\n" [file_contents readelf.out]] } { |
d8045f23 NC |
116 | return 0 |
117 | } | |
118 | ||
119 | return 1 | |
120 | } | |
121 | ||
cbe950e9 L |
122 | # A procedure to confirm that a file contains the R_*_IRELATIVE |
123 | # relocation. | |
124 | # Returns -1 upon error, 0 if the relocation was not found and 1 if | |
125 | # it was found. | |
126 | proc contains_irelative_reloc { binary_file } { | |
127 | global READELF | |
128 | global READELFFLAGS | |
129 | ||
130 | catch "exec $READELF $READELFFLAGS --relocs --wide $binary_file > readelf.out" got | |
131 | ||
132 | if ![string match "" $got] then { | |
133 | verbose "proc contains_irelative_reloc: Readelf produced unexpected out processing $binary_file: $got" | |
134 | return -1 | |
135 | } | |
136 | ||
137 | # Look for a line like this: | |
138 | # 0000000000600ab0 0000000000000025 R_X86_64_IRELATIVE 000000000040061c | |
139 | # 080496f4 0000002a R_386_IRELATIVE | |
140 | ||
141 | ||
425621e7 | 142 | if { ![regexp "\[0-9a-f\]+\[ \]+\[0-9a-f\]+\[ \]+R_\[_0-9A-Z\]+_IREL(|ATIVE)\[ \]*\[0-9a-f\]*\n" [file_contents readelf.out]] } { |
cbe950e9 L |
143 | return 0 |
144 | } | |
145 | ||
146 | return 1 | |
147 | } | |
148 | ||
d8045f23 NC |
149 | # A procedure to confirm that a file contains a relocation that references an IFUNC symbol. |
150 | # Returns -1 upon error, 0 if the reloc was not found and 1 if it was found. | |
151 | proc contains_ifunc_reloc { binary_file } { | |
152 | global READELF | |
153 | global READELFFLAGS | |
154 | ||
155 | catch "exec $READELF $READELFFLAGS --relocs $binary_file > readelf.out" got | |
156 | ||
157 | if ![string match "" $got] then { | |
158 | verbose "proc contains_ifunc_reloc: Readelf produced unexpected out processing $binary_file: $got" | |
159 | return -1 | |
160 | } | |
161 | ||
162 | if [string match "" [file_contents readelf.out]] then { | |
163 | verbose "No relocs found in $binary_file" | |
164 | return 0 | |
165 | } | |
166 | ||
167 | if { ![regexp "\\(\\)" [file_contents readelf.out]] } { | |
168 | return 0 | |
169 | } | |
170 | ||
171 | return 1 | |
172 | } | |
173 | ||
174 | set fails 0 | |
175 | ||
176 | # Create the object files, libraries and executables. | |
be19bd51 L |
177 | if ![ld_compile "$CC -c -fPIC" "$srcdir/$subdir/prog.c" "tmpdir/shared_prog.o"] { |
178 | fail "Could not create a PIC object file" | |
d8045f23 NC |
179 | set fails [expr $fails + 1] |
180 | } | |
640d0ed8 | 181 | if ![ld_compile "$CC -c $NOPIE_CFLAGS" "$srcdir/$subdir/prog.c" "tmpdir/static_prog.o"] { |
be19bd51 | 182 | fail "Could not create a non-PIC object file" |
d8045f23 NC |
183 | set fails [expr $fails + 1] |
184 | } | |
be19bd51 L |
185 | if ![ld_compile "$CC -c -fPIC -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/shared_ifunc.o"] { |
186 | fail "Could not create a PIC object file containing an IFUNC symbol" | |
d8045f23 NC |
187 | set fails [expr $fails + 1] |
188 | } | |
640d0ed8 | 189 | if ![ld_compile "$CC -c $NOPIE_CFLAGS -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_ifunc.o"] { |
be19bd51 | 190 | fail "Could not create a non-PIC object file containing an IFUNC symbol" |
d8045f23 NC |
191 | set fails [expr $fails + 1] |
192 | } | |
be19bd51 L |
193 | if ![ld_compile "$CC -c -DWITHOUT_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_noifunc.o"] { |
194 | fail "Could not create an ordinary non-PIC object file" | |
195 | set fails [expr $fails + 1] | |
196 | } | |
197 | if ![ld_assemble $as "$srcdir/ld-elf/empty.s" "tmpdir/empty.o"] { | |
198 | fail "Could not create an empty object file" | |
d8045f23 NC |
199 | set fails [expr $fails + 1] |
200 | } | |
2955ec4c L |
201 | if ![ld_compile "$CC -c" "$srcdir/$subdir/test-1.c" "tmpdir/test-1.o"] { |
202 | fail "Could not create test-1.o" | |
203 | set fails [expr $fails + 1] | |
204 | } | |
205 | if ![ld_compile "$CC -fPIC -c" "$srcdir/$subdir/test-2.c" "tmpdir/test-2.o"] { | |
206 | fail "Could not create test-2.o" | |
207 | set fails [expr $fails + 1] | |
208 | } | |
d8045f23 NC |
209 | |
210 | if { $fails != 0 } { | |
211 | return | |
212 | } | |
213 | ||
d9816402 | 214 | if ![ld_link $ld "tmpdir/libshared_ifunc.so" "-shared tmpdir/shared_ifunc.o"] { |
d8045f23 NC |
215 | fail "Could not create a shared library containing an IFUNC symbol" |
216 | set fails [expr $fails + 1] | |
217 | } | |
218 | if ![ar_simple_create $ar "" "tmpdir/libifunc.a" "tmpdir/static_ifunc.o"] { | |
219 | fail "Could not create a static library containing an IFUNC symbol" | |
220 | set fails [expr $fails + 1] | |
221 | } | |
222 | ||
223 | if { $fails != 0 } { | |
224 | return | |
225 | } | |
226 | ||
d9816402 | 227 | if ![ld_link $CC "tmpdir/dynamic_prog" "-Wl,--no-as-needed,-rpath=./tmpdir,-Bdynamic -Ltmpdir tmpdir/shared_prog.o -lshared_ifunc"] { |
d8045f23 NC |
228 | fail "Could not link a dynamic executable" |
229 | set fails [expr $fails + 1] | |
230 | } | |
640d0ed8 | 231 | if ![ld_link $CC "tmpdir/local_prog" "$NOPIE_LDFLAGS -Wl,--no-as-needed,-rpath=./tmpdir -Ltmpdir tmpdir/static_prog.o -lifunc"] { |
e054468f AM |
232 | fail "Could not link a dynamic executable using local ifunc" |
233 | set fails [expr $fails + 1] | |
234 | } | |
98d72909 L |
235 | if ![string match "" $STATIC_LDFLAGS] { |
236 | if ![ld_link $CC "tmpdir/static_prog" "-static -Ltmpdir tmpdir/static_prog.o -lifunc"] { | |
237 | fail "Could not link a static executable" | |
238 | set fails [expr $fails + 1] | |
239 | } | |
d0042c6e L |
240 | } |
241 | if ![ld_link $ld "tmpdir/static_nonifunc_prog" "-static tmpdir/empty.o"] { | |
242 | fail "Could not link a non-ifunc using static executable" | |
243 | set fails [expr $fails + 1] | |
d8045f23 | 244 | } |
d9816402 | 245 | if ![ld_link $CC "tmpdir/test-1" "-Wl,--no-as-needed,-rpath=./tmpdir tmpdir/test-1.o tmpdir/libshared_ifunc.so"] { |
2955ec4c L |
246 | fail "Could not link test-1" |
247 | set fails [expr $fails + 1] | |
248 | } | |
d9816402 | 249 | if ![ld_link $ld "tmpdir/libtest-2.so" "-shared tmpdir/test-2.o"] { |
2955ec4c L |
250 | fail "Could not link libtest-2.so" |
251 | set fails [expr $fails + 1] | |
252 | } | |
e492d2f8 L |
253 | if ![ld_link $ld "tmpdir/libtest-2-now.so" "-shared -z now tmpdir/test-2.o"] { |
254 | fail "Could not link libtest-2-now.so" | |
255 | set fails [expr $fails + 1] | |
256 | } | |
d8045f23 NC |
257 | |
258 | if { $fails == 0 } { | |
259 | pass "Building ifunc binaries" | |
260 | set fails 0 | |
261 | } else { | |
262 | return | |
263 | } | |
264 | ||
cbe950e9 | 265 | # Check the executables and shared libraries |
d8045f23 | 266 | # |
cbe950e9 | 267 | # The linked ifunc using executables and the shared library containing |
9c55345c | 268 | # ifunc should have an OSABI field of GNU. The linked non-ifunc using |
cbe950e9 | 269 | # executable should have an OSABI field of NONE (aka System V). |
d8045f23 | 270 | |
d9816402 AM |
271 | case $target_triplet in { |
272 | { hppa*-*-linux* } { set expected_none {UNIX - GNU} } | |
273 | default { set expected_none {UNIX - System V} } | |
274 | } | |
275 | ||
9c55345c TS |
276 | if {! [check_osabi tmpdir/libshared_ifunc.so {UNIX - GNU}]} { |
277 | fail "Shared libraries containing ifunc does not have an OS/ABI field of GNU" | |
cbe950e9 L |
278 | set fails [expr $fails + 1] |
279 | } | |
9c55345c TS |
280 | if {! [check_osabi tmpdir/local_prog {UNIX - GNU}]} { |
281 | fail "Local ifunc-using executable does not have an OS/ABI field of GNU" | |
e054468f AM |
282 | set fails [expr $fails + 1] |
283 | } | |
98d72909 L |
284 | if { ![string match "" $STATIC_LDFLAGS] \ |
285 | && ![check_osabi tmpdir/static_prog {UNIX - GNU}]} { | |
9c55345c | 286 | fail "Static ifunc-using executable does not have an OS/ABI field of GNU" |
d8045f23 NC |
287 | set fails [expr $fails + 1] |
288 | } | |
d9816402 AM |
289 | if {! [check_osabi tmpdir/dynamic_prog $expected_none]} { |
290 | fail "Dynamic ifunc-using executable does not have an OS/ABI field of $expected_none" | |
d8045f23 NC |
291 | set fails [expr $fails + 1] |
292 | } | |
d9816402 AM |
293 | if {! [check_osabi tmpdir/static_nonifunc_prog $expected_none]} { |
294 | fail "Static non-ifunc-using executable does not have an OS/ABI field of $expected_none" | |
be19bd51 L |
295 | set fails [expr $fails + 1] |
296 | } | |
d8045f23 | 297 | |
cbe950e9 L |
298 | # The linked ifunc using executables and the shared library containing |
299 | # ifunc should contain an IFUNC symbol. The non-ifunc using executable | |
300 | # should not. | |
d8045f23 | 301 | |
cbe950e9 L |
302 | if {[contains_ifunc_symbol tmpdir/libshared_ifunc.so] != 1} { |
303 | fail "Shared libraries containing ifunc does not contain an IFUNC symbol" | |
304 | set fails [expr $fails + 1] | |
305 | } | |
e054468f AM |
306 | if {[contains_ifunc_symbol tmpdir/local_prog] != 1} { |
307 | fail "Local ifunc-using executable does not contain an IFUNC symbol" | |
308 | set fails [expr $fails + 1] | |
309 | } | |
98d72909 L |
310 | if { ![string match "" $STATIC_LDFLAGS] \ |
311 | && [contains_ifunc_symbol tmpdir/static_prog] != 1} { | |
d8045f23 NC |
312 | fail "Static ifunc-using executable does not contain an IFUNC symbol" |
313 | set fails [expr $fails + 1] | |
314 | } | |
2955ec4c L |
315 | if {[contains_ifunc_symbol tmpdir/dynamic_prog] != 0} { |
316 | fail "Dynamic ifunc-using executable contains an IFUNC symbol" | |
d8045f23 NC |
317 | set fails [expr $fails + 1] |
318 | } | |
319 | if {[contains_ifunc_symbol tmpdir/static_nonifunc_prog] != 0} { | |
320 | fail "Static non-ifunc-using executable contains an IFUNC symbol" | |
321 | set fails [expr $fails + 1] | |
322 | } | |
2955ec4c L |
323 | if {[contains_ifunc_symbol tmpdir/test-1] != 0} { |
324 | fail "test-1 contains IFUNC symbols" | |
325 | set fails [expr $fails + 1] | |
326 | } | |
327 | if {[contains_ifunc_symbol tmpdir/libtest-2.so] != 0} { | |
328 | fail "libtest-2.so contains IFUNC symbols" | |
329 | set fails [expr $fails + 1] | |
330 | } | |
e492d2f8 L |
331 | if {[contains_ifunc_symbol tmpdir/libtest-2-now.so] != 0} { |
332 | fail "libtest-2-now.so contains IFUNC symbols" | |
333 | set fails [expr $fails + 1] | |
334 | } | |
d8045f23 | 335 | |
cbe950e9 L |
336 | # The linked ifunc using executables and shared libraries should contain |
337 | # a dynamic reloc referencing the IFUNC symbol. (Even the static | |
338 | # executable which should have a dynamic section created for it). The | |
339 | # non-ifunc using executable should not. | |
d8045f23 | 340 | |
cbe950e9 L |
341 | if {[contains_irelative_reloc tmpdir/libshared_ifunc.so] != 1} { |
342 | fail "ifunc-using shared library does not contain R_*_IRELATIVE relocation" | |
343 | set fails [expr $fails + 1] | |
344 | } | |
e054468f AM |
345 | if {[contains_irelative_reloc tmpdir/local_prog] != 1} { |
346 | fail "Local ifunc-using executable does not contain R_*_IRELATIVE relocation" | |
347 | set fails [expr $fails + 1] | |
348 | } | |
98d72909 L |
349 | if { ![string match "" $STATIC_LDFLAGS] \ |
350 | && [contains_irelative_reloc tmpdir/static_prog] != 1} { | |
cbe950e9 | 351 | fail "Static ifunc-using executable does not contain R_*_IRELATIVE relocation" |
d8045f23 NC |
352 | set fails [expr $fails + 1] |
353 | } | |
2955ec4c L |
354 | if {[contains_ifunc_reloc tmpdir/dynamic_prog] != 0} { |
355 | fail "Dynamic ifunc-using executable contains a reloc against an IFUNC symbol" | |
d8045f23 NC |
356 | set fails [expr $fails + 1] |
357 | } | |
358 | if {[contains_ifunc_reloc tmpdir/static_nonifunc_prog] == 1} { | |
359 | fail "Static non-ifunc-using executable contains a reloc against an IFUNC symbol!" | |
360 | set fails [expr $fails + 1] | |
361 | } | |
362 | ||
363 | if { $fails == 0 } { | |
364 | pass "Checking ifunc binaries" | |
365 | } | |
366 | ||
4584ec12 L |
367 | run_cc_link_tests [list \ |
368 | [list \ | |
369 | "Build libpr16467a.so" \ | |
370 | "-shared -Wl,--version-script=pr16467a.map" \ | |
371 | "-fPIC" \ | |
372 | { pr16467a.c } \ | |
373 | {} \ | |
374 | "libpr16467a.so" \ | |
375 | ] \ | |
376 | [list \ | |
377 | "Build libpr16467b.a" \ | |
378 | "" \ | |
379 | "-fPIC" \ | |
380 | { pr16467b.c } \ | |
381 | {} \ | |
382 | "libpr16467b.a" \ | |
383 | ] \ | |
384 | [list \ | |
385 | "Build libpr16467b.so" \ | |
386 | "-shared tmpdir/pr16467b.o tmpdir/libpr16467a.so \ | |
387 | -Wl,--version-script=pr16467b.map" \ | |
388 | "-fPIC" \ | |
389 | { dummy.c } \ | |
390 | {} \ | |
391 | "libpr16467b.so" \ | |
392 | ] \ | |
393 | [list \ | |
394 | "Build libpr16467c.a" \ | |
395 | "" \ | |
396 | "" \ | |
397 | { pr16467c.c } \ | |
398 | {} \ | |
399 | "libpr16467c.a" \ | |
400 | ] \ | |
d6f48aed L |
401 | [list \ |
402 | "Build libpr16467an.so" \ | |
403 | "-shared -Wl,-z,now -Wl,--version-script=pr16467a.map" \ | |
404 | "-fPIC" \ | |
405 | { pr16467a.c } \ | |
406 | {} \ | |
407 | "libpr16467an.so" \ | |
408 | ] \ | |
409 | [list \ | |
410 | "Build libpr16467bn.so" \ | |
411 | "-shared tmpdir/pr16467b.o tmpdir/libpr16467an.so \ | |
412 | -Wl,--version-script=pr16467b.map" \ | |
413 | "-fPIC" \ | |
414 | { dummy.c } \ | |
415 | {} \ | |
416 | "libpr16467bn.so" \ | |
417 | ] \ | |
4584ec12 L |
418 | ] |
419 | ||
982c6f26 | 420 | run_ld_link_exec_tests [list \ |
37a9e49a L |
421 | [list \ |
422 | "Common symbol override ifunc test 1a" \ | |
423 | "-static" \ | |
424 | "" \ | |
425 | { ifunc-common-1a.c ifunc-common-1b.c } \ | |
426 | "ifunc-common-1a" \ | |
427 | "ifunc-common-1.out" \ | |
428 | "-g" \ | |
429 | ] \ | |
430 | [list \ | |
431 | "Common symbol override ifunc test 1b" \ | |
432 | "-static" \ | |
433 | "" \ | |
434 | { ifunc-common-1b.c ifunc-common-1a.c } \ | |
435 | "ifunc-common-1b" \ | |
436 | "ifunc-common-1.out" \ | |
437 | "-g" \ | |
438 | ] \ | |
c22ee0ad L |
439 | ] |
440 | ||
c22ee0ad L |
441 | # Run-time tests which require working IFUNC support. |
442 | if { ![check_ifunc_available] } { | |
443 | return | |
444 | } | |
445 | ||
5f7cbeec L |
446 | run_cc_link_tests [list \ |
447 | [list \ | |
448 | "Build ifunc-lib.so" \ | |
449 | "-shared" \ | |
450 | "-fPIC" \ | |
451 | { ifunc-lib.c } \ | |
452 | {} \ | |
453 | "libifunc-lib.so" \ | |
454 | ] \ | |
d6f48aed L |
455 | [list \ |
456 | "Build ifunc-libn.so" \ | |
457 | "-shared -Wl,-z,now" \ | |
458 | "-fPIC" \ | |
459 | { ifunc-lib.c } \ | |
460 | {} \ | |
461 | "libifunc-libn.so" \ | |
462 | ] \ | |
5f7cbeec L |
463 | ] |
464 | ||
982c6f26 | 465 | run_ld_link_exec_tests [list \ |
4584ec12 L |
466 | [list \ |
467 | "Run pr16467" \ | |
d9816402 | 468 | "-Wl,--no-as-needed tmpdir/pr16467c.o tmpdir/libpr16467b.so tmpdir/libpr16467a.so" \ |
4584ec12 L |
469 | "" \ |
470 | { dummy.c } \ | |
471 | "pr16467" \ | |
472 | "pr16467.out" \ | |
473 | "" \ | |
474 | ] \ | |
d6f48aed L |
475 | [list \ |
476 | "Run pr16467 (-z now)" \ | |
477 | "-Wl,-z,now -Wl,--no-as-needed tmpdir/pr16467c.o tmpdir/libpr16467bn.so tmpdir/libpr16467an.so" \ | |
478 | "" \ | |
479 | { dummy.c } \ | |
480 | "pr16467n" \ | |
481 | "pr16467.out" \ | |
482 | "" \ | |
483 | ] \ | |
5f7cbeec L |
484 | [list \ |
485 | "Run ifunc-main" \ | |
d9816402 | 486 | "-Wl,--no-as-needed tmpdir/libifunc-lib.so" \ |
5f7cbeec L |
487 | "" \ |
488 | { ifunc-main.c } \ | |
489 | "ifunc-main" \ | |
490 | "ifunc-main.out" \ | |
491 | ] \ | |
492 | [list \ | |
493 | "Run ifunc-main with -fpic" \ | |
d9816402 | 494 | "-Wl,--no-as-needed tmpdir/libifunc-lib.so" \ |
5f7cbeec L |
495 | "" \ |
496 | { ifunc-main.c } \ | |
497 | "ifunc-main" \ | |
498 | "ifunc-main.out" \ | |
499 | "-fpic" \ | |
500 | ] \ | |
d6f48aed L |
501 | [list \ |
502 | "Run ifunc-main (-z now)" \ | |
503 | "-Wl,-z,now -Wl,--no-as-needed tmpdir/libifunc-libn.so" \ | |
504 | "" \ | |
505 | { ifunc-main.c } \ | |
506 | "ifunc-mainn" \ | |
507 | "ifunc-main.out" \ | |
508 | ] \ | |
509 | [list \ | |
510 | "Run ifunc-main with PIE (-z now)" \ | |
511 | "-pie -Wl,-z,now -Wl,--no-as-needed tmpdir/libifunc-libn.so" \ | |
512 | "" \ | |
513 | { ifunc-main.c } \ | |
514 | "ifunc-mainpn" \ | |
515 | "ifunc-main.out" \ | |
516 | "-fpie" \ | |
517 | ] \ | |
37a9e49a | 518 | ] |
97dc35c8 L |
519 | |
520 | # Run-time tests which require working ifunc attribute support. | |
521 | if { ![check_ifunc_attribute_available] } { | |
522 | return | |
523 | } | |
524 | ||
525 | run_cc_link_tests [list \ | |
205ac185 L |
526 | [list \ |
527 | "Build pr18808a.o" \ | |
528 | "" \ | |
529 | "" \ | |
530 | { pr18808a.c } \ | |
531 | "" \ | |
532 | "" \ | |
533 | ] \ | |
97dc35c8 L |
534 | [list \ |
535 | "Build libpr18808.so" \ | |
536 | "-shared" \ | |
537 | "-fPIC -O2 -g" \ | |
538 | { pr18808b.c } \ | |
539 | {} \ | |
540 | "libpr18808.so" \ | |
541 | ] \ | |
d6f48aed L |
542 | [list \ |
543 | "Build libpr18808n.so" \ | |
544 | "-shared -Wl,-z,now" \ | |
545 | "-fPIC -O2 -g" \ | |
546 | { pr18808b.c } \ | |
547 | {} \ | |
548 | "libpr18808n.so" \ | |
549 | ] \ | |
205ac185 L |
550 | [list \ |
551 | "Build pr18841a.o" \ | |
552 | "" \ | |
553 | "" \ | |
554 | { pr18841a.c } \ | |
555 | "" \ | |
556 | "" \ | |
557 | ] \ | |
cae1fbbb | 558 | [list \ |
4e1626f5 | 559 | "Build libpr18841b.so" \ |
cae1fbbb L |
560 | "-shared" \ |
561 | "-fPIC -O0 -g" \ | |
562 | { pr18841b.c } \ | |
563 | {} \ | |
4e1626f5 L |
564 | "libpr18841b.so" \ |
565 | ] \ | |
566 | [list \ | |
567 | "Build libpr18841c.so" \ | |
568 | "-shared" \ | |
569 | "-fPIC -O0 -g" \ | |
570 | { pr18841c.c } \ | |
571 | {} \ | |
572 | "libpr18841c.so" \ | |
cae1fbbb | 573 | ] \ |
d6f48aed L |
574 | [list \ |
575 | "Build libpr18841bn.so" \ | |
576 | "-Wl,-z,now -shared" \ | |
577 | "-fPIC -O0 -g" \ | |
578 | { pr18841b.c } \ | |
579 | {} \ | |
580 | "libpr18841bn.so" \ | |
581 | ] \ | |
582 | [list \ | |
583 | "Build libpr18841cn.so" \ | |
584 | "-shared" \ | |
585 | "-Wl,-z,now -fPIC -O0 -g" \ | |
586 | { pr18841c.c } \ | |
587 | {} \ | |
588 | "libpr18841cn.so" \ | |
589 | ] \ | |
4ec09950 L |
590 | [list \ |
591 | "Build libpr23169a.so" \ | |
592 | "-shared" \ | |
593 | "-fPIC -O2 -g" \ | |
594 | { pr23169a.c } \ | |
595 | {} \ | |
596 | "libpr23169a.so" \ | |
597 | ] \ | |
598 | [list \ | |
599 | "Build libpr23169b.so" \ | |
600 | "-shared -Wl,-z,now" \ | |
601 | "-fPIC -O2 -g" \ | |
602 | { pr23169a.c } \ | |
603 | {} \ | |
604 | "libpr23169b.so" \ | |
605 | ] \ | |
606 | [list \ | |
607 | "Build pr23169a" \ | |
608 | "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
609 | "$NOPIE_CFLAGS -O2 -g" \ | |
610 | { pr23169b.c pr23169c.c } \ | |
611 | {{readelf {--dyn-syms} pr23169a.rd} \ | |
612 | {readelf {-r -W} pr23169b.rd}} \ | |
613 | "pr23169a" \ | |
614 | ] \ | |
615 | [list \ | |
616 | "Build pr23169b" \ | |
617 | "-pie -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
618 | "-fPIE -O2 -g" \ | |
619 | { pr23169b.c pr23169c.c } \ | |
620 | {{readelf {--dyn-syms} pr23169c.rd} \ | |
621 | {readelf {-r -W} pr23169b.rd}} \ | |
622 | "pr23169b" \ | |
623 | ] \ | |
624 | [list \ | |
625 | "Build pr23169c" \ | |
626 | "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
627 | "-fPIE -O2 -g" \ | |
628 | { pr23169b.c pr23169c.c } \ | |
629 | {{readelf {--dyn-syms} pr23169c.rd} \ | |
630 | {readelf {-r -W} pr23169b.rd}} \ | |
631 | "pr23169c" \ | |
632 | ] \ | |
633 | [list \ | |
634 | "Build pr23169d" \ | |
635 | "$NOPIE_LDFLAGS -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
636 | "$NOPIE_CFLAGS -O2 -g" \ | |
637 | { pr23169b.c pr23169c.c } \ | |
638 | {{readelf {--dyn-syms} pr23169a.rd} \ | |
639 | {readelf {-r -W} pr23169b.rd}} \ | |
640 | "pr23169d" \ | |
641 | ] \ | |
642 | [list \ | |
643 | "Build pr23169e" \ | |
644 | "-pie -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
645 | "-fPIE -O2 -g" \ | |
646 | { pr23169b.c pr23169c.c } \ | |
647 | {{readelf {--dyn-syms} pr23169c.rd} \ | |
648 | {readelf {-r -W} pr23169b.rd}} \ | |
649 | "pr23169e" \ | |
650 | ] \ | |
651 | [list \ | |
652 | "Build pr23169f" \ | |
653 | "$NOPIE_LDFLAGS -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
654 | "-fPIE -O2 -g" \ | |
655 | { pr23169b.c pr23169c.c } \ | |
656 | {{readelf {--dyn-syms} pr23169c.rd} \ | |
657 | {readelf {-r -W} pr23169b.rd}} \ | |
658 | "pr23169f" \ | |
659 | ] \ | |
97dc35c8 L |
660 | ] |
661 | ||
982c6f26 | 662 | run_ld_link_exec_tests [list \ |
97dc35c8 L |
663 | [list \ |
664 | "Run pr18808" \ | |
d9816402 | 665 | "-Wl,--no-as-needed tmpdir/pr18808a.o tmpdir/libpr18808.so" \ |
97dc35c8 | 666 | "" \ |
205ac185 | 667 | { dummy.c } \ |
97dc35c8 L |
668 | "pr18808" \ |
669 | "pr18808.out" \ | |
670 | ] \ | |
d6f48aed L |
671 | [list \ |
672 | "Run pr18808 (-z now)" \ | |
673 | "-Wl,-z,now -Wl,--no-as-needed tmpdir/pr18808a.o tmpdir/libpr18808n.so" \ | |
674 | "" \ | |
675 | { dummy.c } \ | |
676 | "pr18808n" \ | |
677 | "pr18808.out" \ | |
678 | ] \ | |
cae1fbbb | 679 | [list \ |
4e1626f5 | 680 | "Run pr18841 with libpr18841b.so" \ |
d9816402 | 681 | "-Wl,--no-as-needed tmpdir/pr18841a.o tmpdir/libpr18841b.so" \ |
4e1626f5 | 682 | "" \ |
205ac185 | 683 | { dummy.c } \ |
4e1626f5 L |
684 | "pr18841b" \ |
685 | "pr18841.out" \ | |
686 | ] \ | |
687 | [list \ | |
688 | "Run pr18841 with libpr18841c.so" \ | |
d9816402 | 689 | "-Wl,--as-needed tmpdir/pr18841a.o tmpdir/libpr18841c.so" \ |
cae1fbbb | 690 | "" \ |
205ac185 | 691 | { dummy.c } \ |
4e1626f5 | 692 | "pr18841c" \ |
cae1fbbb L |
693 | "pr18841.out" \ |
694 | ] \ | |
d6f48aed L |
695 | [list \ |
696 | "Run pr18841 with libpr18841bn.so (-z now)" \ | |
697 | "-Wl,-z,now -Wl,--no-as-needed tmpdir/pr18841a.o tmpdir/libpr18841bn.so" \ | |
698 | "" \ | |
699 | { dummy.c } \ | |
700 | "pr18841bn" \ | |
701 | "pr18841.out" \ | |
702 | ] \ | |
703 | [list \ | |
704 | "Run pr18841 with libpr18841cn.so (-z now)" \ | |
705 | "-Wl,-z,now -Wl,--as-needed tmpdir/pr18841a.o tmpdir/libpr18841cn.so" \ | |
706 | "" \ | |
707 | { dummy.c } \ | |
708 | "pr18841cn" \ | |
709 | "pr18841.out" \ | |
710 | ] \ | |
2822b09f AM |
711 | ] |
712 | ||
713 | # The pr23169 testcase is not valid. In general, you can't call ifunc | |
714 | # resolvers in another binary unless you know what you're doing. In | |
715 | # particular you must ensure that the binary containing the resolver | |
716 | # is relocated before the resolver is called (for example, the | |
717 | # function addresses returned by the resolver may be loaded from the | |
718 | # GOT). | |
719 | # That does not happen for the pr23169 testcase where the resolver is | |
720 | # in the executable (which is relocated last by ld.so). | |
721 | if { [isnative] | |
c49829c3 EB |
722 | && !([istarget "powerpc-*-*"] |
723 | || [istarget "aarch64*-*-*"] | |
724 | || [istarget "sparc*-*-*"]) } { | |
2822b09f | 725 | run_ld_link_exec_tests [list \ |
4ec09950 L |
726 | [list \ |
727 | "Run pr23169a" \ | |
728 | "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
729 | "" \ | |
730 | { pr23169b.c pr23169c.c } \ | |
731 | "pr23169a" \ | |
732 | "pass.out" \ | |
733 | "$NOPIE_CFLAGS -O2 -g" \ | |
734 | ] \ | |
735 | [list \ | |
736 | "Run pr23169b" \ | |
737 | "-pie -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
738 | "" \ | |
739 | { pr23169b.c pr23169c.c } \ | |
740 | "pr23169b" \ | |
741 | "pass.out" \ | |
742 | "-fPIE -O2 -g" \ | |
743 | ] \ | |
744 | [list \ | |
745 | "Run pr23169c" \ | |
746 | "$NOPIE_LDFLAGS -Wl,--no-as-needed tmpdir/libpr23169a.so" \ | |
747 | "" \ | |
748 | { pr23169b.c pr23169c.c } \ | |
749 | "pr23169c" \ | |
750 | "pass.out" \ | |
751 | "-fPIE -O2 -g" \ | |
752 | ] \ | |
753 | [list \ | |
754 | "Run pr23169d" \ | |
755 | "$NOPIE_LDFLAGS -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
756 | "" \ | |
757 | { pr23169b.c pr23169c.c } \ | |
758 | "pr23169d" \ | |
759 | "pass.out" \ | |
760 | "$NOPIE_CFLAGS -O2 -g" \ | |
761 | ] \ | |
762 | [list \ | |
763 | "Run pr23169e" \ | |
764 | "-pie -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
765 | "" \ | |
766 | { pr23169b.c pr23169c.c } \ | |
767 | "pr23169e" \ | |
768 | "pass.out" \ | |
769 | "-fPIE -O2 -g" \ | |
770 | ] \ | |
771 | [list \ | |
772 | "Run pr23169f" \ | |
773 | "$NOPIE_LDFLAGS -Wl,--no-as-needed,-z,now tmpdir/libpr23169b.so" \ | |
774 | "" \ | |
775 | { pr23169b.c pr23169c.c } \ | |
776 | "pr23169f" \ | |
777 | "pass.out" \ | |
778 | "-fPIE -O2 -g" \ | |
779 | ] \ | |
b3d7a867 L |
780 | ] |
781 | if { $STATIC_PIE_LDFLAGS != "" } then { | |
782 | run_ld_link_exec_tests [list \ | |
783 | [list \ | |
784 | "Run pr23169g" \ | |
785 | "$STATIC_PIE_LDFLAGS" \ | |
786 | "" \ | |
787 | { pr23169a.c pr23169b.c pr23169c.c } \ | |
788 | "pr23169g" \ | |
789 | "pass.out" \ | |
790 | "-fPIE -O2 -g" \ | |
791 | ] \ | |
792 | ] | |
793 | } | |
794 | } | |
e9d644e8 L |
795 | |
796 | set ASFLAGS "$saved_ASFLAGS" |