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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [ld/] [testsuite/] [ld-shared/] [shared.exp] - Blame information for rev 128

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1 107 khays
# Expect script for ld-shared tests
2
#   Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
3
#   2004, 2005, 2007, 2008, 2009, 2010
4
#   Free Software Foundation, Inc.
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 Ian Lance Taylor (ian@cygnus.com)
24
#
25
 
26
# Make sure that ld can generate ELF shared libraries.
27
# Note that linking against ELF shared libraries is tested by the
28
# bootstrap test.
29
 
30
# This test can only be run if ld generates native executables.
31
if ![isnative] then {return}
32
 
33
# This test can only be run on a couple of ELF platforms.
34
# Square bracket expressions seem to confuse istarget.
35
if { ![istarget hppa*64*-*-hpux*] \
36
     && ![istarget hppa*-*-linux*] \
37
     && ![istarget i?86-*-sysv4*] \
38
     && ![istarget i?86-*-unixware] \
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     && ![istarget i?86-*-elf*] \
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     && ![istarget i?86-*-linux*] \
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     && ![istarget i?86-*-gnu*] \
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     && ![istarget ia64-*-elf*] \
43
     && ![istarget ia64-*-linux*] \
44
     && ![istarget m68k-*-linux*] \
45
     && ![istarget mips*-*-irix5*] \
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     && ![istarget mips*-*-linux*] \
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     && ![istarget powerpc*-*-elf*] \
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     && ![istarget powerpc*-*-linux*] \
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     && ![istarget powerpc*-*-sysv4*] \
50
     && ![istarget sparc*-*-elf] \
51
     && ![istarget sparc*-*-solaris2*] \
52
     && ![istarget sparc*-*-sunos4*] \
53
     && ![istarget sparc*-*-linux*] \
54
     && ![istarget arm*-*-linux*] \
55
     && ![istarget alpha*-*-linux*] \
56
     && ![istarget rs6000*-*-aix*] \
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     && ![istarget powerpc*-*-aix*] \
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     && ![istarget s390*-*-linux*] \
59
     && ![istarget x86_64-*-linux*] } {
60
    return
61
}
62
 
63
if { [istarget *-*-linux*aout*] \
64
     || [istarget *-*-linux*oldld*] } {
65
    return
66
}
67
 
68
set tmpdir tmpdir
69
set SHCFLAG ""
70
set shared_needs_pic "no"
71
 
72
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
73
 
74
    # AIX shared libraries do not seem to support useful features,
75
    # like overriding the shared library function or letting the
76
    # shared library refer to objects defined in the main program.  We
77
    # avoid testing those features.
78
    set SHCFLAG "-DXCOFF_TEST"
79
 
80
    # The AIX 3.2.5 loader appears to randomly fail when loading
81
    # shared libraries from NSF mounted partitions, so we avoid any
82
    # potential problems by using a local directory.
83
    catch {exec /bin/sh -c "echo $$"} pid
84
    set tmpdir /usr/tmp/ld.$pid
85
    catch "exec mkdir $tmpdir" exec_status
86
 
87
    # On AIX, we need to explicitly export the symbols the shared
88
    # library is going to provide, and need.
89
    set file [open $tmpdir/xcoff.exp w]
90
    puts $file shlibvar1
91
    puts $file shlibvar2
92
    puts $file shlib_shlibvar1
93
    puts $file shlib_shlibvar2
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    puts $file shlib_shlibcall
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    puts $file shlib_shlibcalled
96
    puts $file shlib_checkfunptr1
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    puts $file shlib_getfunptr1
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    puts $file shlib_check
99
    close $file
100
}
101
 
102
if [istarget arm*-*-linux*] {
103
    # On ARM section anchors can change the symbol pre-emptability for
104
    # non-PIC shared libraries, causing these tests to fail.  Turn section
105
    # anchors off.
106
    set SHCFLAG "-fno-section-anchors"
107
 
108
    # On targets that have MOVW the compiler will emit relocations which
109
    # the linker doesn't support when compiling -shared without -fpic.  The
110
    # test to find out whether we want to XFAIL the non-PIC tests requires
111
    # a compile - so we pre-calculate it here.  We also note that this can
112
    # only affect arm*-*-*eabi targets as the old ABI doesn't support v7.
113
    if [istarget arm*-*-*eabi] {
114
        set file [open $tmpdir/movw-detect.c w]
115
        puts $file "void foo(void) { __asm (\"movw r0, #0\"); }"
116
        close $file
117
        if [run_host_cmd_yesno "$CC" "$CFLAGS -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] {
118
            set shared_needs_pic "yes"
119
        }
120
    }
121
}
122
 
123
# The test procedure.
124
proc shared_test { progname testname main sh1 sh2 dat args } {
125
    global CC
126
    global srcdir
127
    global subdir
128
    global exec_output
129
    global host_triplet
130
    global tmpdir
131
 
132
    if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" }
133
 
134
    # Build the shared library.
135
    # On AIX, we need to use an export file.
136
    set shared -shared
137
    if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
138
        set shared "-bM:SRE -bE:$tmpdir/xcoff.exp"
139
    }
140
    if {![ld_simple_link $CC $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
141
        fail "$testname"
142
        return
143
    }
144
 
145
    # Link against the shared library.  Use -rpath so that the
146
    # dynamic linker can locate the shared library at runtime.
147
    # On AIX, we must include /lib in -rpath, as otherwise the loader
148
    # can not find -lc.
149
    set rpath $tmpdir
150
    if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
151
        set rpath /lib:$tmpdir
152
    }
153
    if ![ld_simple_link $CC $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so"] {
154
        fail "$testname"
155
        return
156
    }
157
 
158
    # Run the resulting program
159
    send_log "$tmpdir/$progname >$tmpdir/$progname.out\n"
160
    verbose "$tmpdir/$progname >$tmpdir/$progname.out"
161
    catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output
162
    if ![string match "" $exec_output] then {
163
        send_log "$exec_output\n"
164
        verbose "$exec_output"
165
        fail "$testname"
166
        return
167
    }
168
 
169
    send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n"
170
    verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat"
171
    catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output
172
    set exec_output [prune_warnings $exec_output]
173
 
174
    if {![string match "" $exec_output]} then {
175
        send_log "$exec_output\n"
176
        verbose "$exec_output"
177
        fail "$testname"
178
        return
179
    }
180
 
181
    pass "$testname"
182
}
183
 
184
if [istarget mips*-*-*] {
185
    set picflag ""
186
} else {
187
    # Unfortunately, the gcc argument is -fpic and the cc argument is
188
    # -KPIC.  We have to try both.
189
    set picflag "-fpic"
190
    send_log "$CC $picflag\n"
191
    verbose "$CC $picflag"
192
    catch "exec $CC $picflag" exec_output
193
    send_log "$exec_output\n"
194
    verbose "--" "$exec_output"
195
    if { [string match "*illegal option*" $exec_output] \
196
         || [string match "*option ignored*" $exec_output] \
197
         || [string match "*unrecognized option*" $exec_output] \
198
         || [string match "*passed to ld*" $exec_output] } {
199
        if [istarget *-*-sunos4*] {
200
            set picflag "-pic"
201
        } else {
202
            set picflag "-KPIC"
203
        }
204
    }
205
}
206
verbose "Using $picflag to compile PIC code"
207
 
208
# Compile the main program.
209
if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
210
    unresolved "shared (non PIC)"
211
    unresolved "shared"
212
} else {
213
    # The shared library is composed of two files.  First compile them
214
    # without using -fpic.  That should work on an ELF system,
215
    # although it will be less efficient because the dynamic linker
216
    # will need to do more relocation work.  However, note that not
217
    # using -fpic will cause some of the tests to return different
218
    # results.
219
    if { ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
220
         || ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
221
        unresolved "shared (non PIC)"
222
    } else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
223
        shared_test shnp "shared (nonPIC)" mainnp.o sh1np.o sh2np.o xcoff
224
    } else {
225
        # SunOS non PIC shared libraries don't permit some cases of
226
        # overriding.
227
        setup_xfail "*-*-sunos4*"
228
        setup_xfail "ia64-*-linux*"
229
        setup_xfail "alpha*-*-linux*"
230
        setup_xfail "powerpc64*-*-*"
231
        if { ![istarget hppa*64*-*-linux*] } {
232
            setup_xfail "hppa*-*-linux*"
233
        }
234
        if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
235
            setup_xfail "sparc*-*-linux*"
236
        }
237
        setup_xfail "x86_64-*-linux*"
238
        setup_xfail "s390x-*-linux*"
239
        if [ string match $shared_needs_pic "yes" ] {
240
            setup_xfail "arm*-*-linux*"
241
        }
242
        shared_test shnp "shared (non PIC)" mainnp.o sh1np.o sh2np.o shared
243
 
244
        # Test ELF shared library relocations with a non-zero load
245
        # address for the library.  Near as I can tell, the R_*_RELATIVE
246
        # relocations for various targets are broken in the case where
247
        # the load address is not zero (which is the default).
248
        setup_xfail "*-*-sunos4*"
249
        setup_xfail "*-*-linux*libc1"
250
        setup_xfail "powerpc*-*-linux*"
251
        setup_xfail "ia64-*-linux*"
252
        setup_xfail "alpha*-*-linux*"
253
        setup_xfail "mips*-*-linux*"
254
        if { ![istarget hppa*64*-*-linux*] } {
255
            setup_xfail "hppa*-*-linux*"
256
        }
257
        if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
258
            setup_xfail "sparc*-*-linux*"
259
        }
260
        setup_xfail "x86_64-*-linux*"
261
        setup_xfail "s390x-*-linux*"
262
        if [ string match $shared_needs_pic "yes" ] {
263
            setup_xfail "arm*-*-linux*"
264
        }
265
        shared_test shnp "shared (non PIC, load offset)" \
266
                mainnp.o sh1np.o sh2np.o shared \
267
                "-T $srcdir/$subdir/elf-offset.ld"
268
    } }
269
 
270
    # Now compile the code using -fpic.
271
 
272
    if { ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o]
273
         || ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
274
        unresolved "shared"
275
    } else {
276
        # SunOS can not compare function pointers correctly
277
        if [istarget "*-*-sunos4*"] {
278
            shared_test shp "shared" mainnp.o sh1p.o sh2p.o sun4
279
        } else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
280
            shared_test shp "shared" mainnp.o sh1p.o sh2p.o xcoff
281
        } else {
282
            shared_test shp "shared" mainnp.o sh1p.o sh2p.o shared
283
            ld_compile "$CC $CFLAGS -DSYMBOLIC_TEST -DXCOFF_TEST $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o
284
            ld_compile "$CC $CFLAGS -DSYMBOLIC_TEST -DXCOFF_TEST $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o
285
            shared_test shp "shared -Bsymbolic" mainnp.o sh1p.o sh2p.o symbolic "-Bsymbolic"
286
            ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o
287
            ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o
288
        } }
289
    }
290
}
291
 
292
# Now do the same tests again, but this time compile main.c PIC.
293
if ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
294
    unresolved "shared (PIC main, non PIC so)"
295
    unresolved "shared (PIC main)"
296
} else {
297
    if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
298
        if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
299
            shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff
300
        } else {
301
            # SunOS non PIC shared libraries don't permit some cases of
302
            # overriding.
303
            setup_xfail "*-*-sunos4*"
304
            setup_xfail "ia64-*-linux*"
305
            setup_xfail "alpha*-*-linux*"
306
            setup_xfail "powerpc64*-*-*"
307
            if { ![istarget hppa*64*-*-linux*] } {
308
                setup_xfail "hppa*-*-linux*"
309
            }
310
            if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } {
311
                setup_xfail "sparc*-*-linux*"
312
            }
313
            setup_xfail "x86_64-*-linux*"
314
            setup_xfail "s390x-*-linux*"
315
            if [ string match $shared_needs_pic "yes" ] {
316
                setup_xfail "arm*-*-linux*"
317
            }
318
            shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o shared
319
        }
320
    } else {
321
        unresolved "shared (PIC main, non PIC so)"
322
    }
323
 
324
    if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
325
        if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
326
            shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o xcoff
327
        } else {
328
            shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o shared
329
        }
330
    } else {
331
        unresolved "shared (PIC main)"
332
    }
333
}
334
 
335
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
336
    # Remove the temporary directory.
337
    catch "exec rm -rf $tmpdir" exec_status
338
}

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