Commit | Line | Data |
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09bf9720 | 1 | # Expect script for common symbol tests |
4b95cf5c | 2 | # Copyright (C) 2003-2014 Free Software Foundation, Inc. |
ca4fa240 | 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 | |
ca4fa240 | 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 |
ca4fa240 | 9 | # (at your option) any later version. |
f96b4a7b | 10 | # |
ca4fa240 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. | |
f96b4a7b | 15 | # |
ca4fa240 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. | |
ca4fa240 NC |
20 | # |
21 | # Written by H.J. Lu (hjl@gnu.org) | |
22 | # | |
23 | ||
24 | # Make sure that ld correctly handles common symbols in ELF. | |
25 | ||
26 | # This test can only be run on ELF platforms. | |
43f9d75b | 27 | if ![is_elf_format] { |
ca4fa240 NC |
28 | return |
29 | } | |
30 | ||
78336cd6 AM |
31 | # hpux assembly is weird |
32 | if [istarget "hppa*-*-hpux*"] { | |
33 | return | |
34 | } | |
35 | ||
de7dd2bd NC |
36 | proc test_sort_common {} { |
37 | global exec_output | |
38 | global objdump | |
39 | global srcdir | |
40 | global subdir | |
41 | global as | |
42 | global ld | |
43 | ||
44 | set test "--sort-common (descending)" | |
45 | ||
46 | verbose "Check to see that --sort-common sorts in descending alignment" | |
47 | ||
48 | # We do not run the sort common tests for the DLX target because we know that the linker | |
49 | # will seg-fault. The built-in DLX linker script requires that there be something in the | |
50 | # .text section and our sort-common.s file does not provide anything. | |
51 | if [istarget dlx-*-*] { | |
52 | untested "$test" | |
53 | return 0 | |
54 | } | |
55 | ||
56 | if { ![ld_assemble $as $srcdir/$subdir/sort-common.s tmpdir/sort-common.o] } { | |
57 | unresolved "$test" | |
58 | return 0 | |
59 | } | |
60 | ||
61 | if { ![ld_simple_link $ld tmpdir/sort-common.dx "--sort-common=descending tmpdir/sort-common.o"] } { | |
62 | fail "$test" | |
63 | return 0 | |
64 | } | |
65 | ||
66 | send_log "$objdump --syms tmpdir/sort-common.dx | grep var | sort\n" | |
67 | set exec_output [run_host_cmd "$objdump" "--syms tmpdir/sort-common.dx | grep var | sort"] | |
68 | ||
69 | # Don't know why, but the CR ports fail this test. | |
70 | setup_xfail "cr16-*-*" "crx-*-*" | |
71 | ||
72 | # Note: The second regexp is for targets which put small commons in a .sbss | |
73 | # section and large commons in a .bss section. | |
74 | if { ![regexp ".*var_16.*var_8.*var_4.*var_2.*var_1.*" $exec_output] | |
75 | && ![regexp ".*sbss.*var_8.*var_4.*var_2.*var_1.*bss.*var_16.*" $exec_output] } { | |
76 | fail $test | |
77 | } else { | |
78 | pass $test | |
79 | } | |
80 | ||
81 | set test "--sort-common (ascending)" | |
82 | ||
83 | verbose "Check to see that --sort-common=ascending sorts in ascending alignment" | |
84 | ||
85 | if { ![ld_simple_link $ld tmpdir/sort-common.ax "--sort-common=ascending tmpdir/sort-common.o"] } { | |
86 | fail "$test" | |
87 | return 0 | |
88 | } | |
89 | ||
90 | send_log "$objdump --syms tmpdir/sort-common.ax | grep var | sort\n" | |
91 | set exec_output [run_host_cmd "$objdump" "--syms tmpdir/sort-common.ax | grep var | sort"] | |
92 | ||
93 | if {![regexp ".*var_1.*var_2.*var_4.*var_8.*var_16.*" $exec_output]} { | |
94 | fail $test | |
95 | return 0 | |
96 | } | |
97 | ||
98 | pass $test | |
99 | return 1 | |
100 | } | |
101 | ||
102 | test_sort_common | |
103 | ||
b814bbcb L |
104 | set test1 "size/aligment change of common symbols" |
105 | set test1w1 "$test1 (warning 1)" | |
106 | set test1w2 "$test1 (warning 2)" | |
107 | set test1c1 "$test1 (change 1)" | |
108 | set test1c2 "$test1 (change 2)" | |
109 | ||
7f6a71ff | 110 | if { ![is_remote host] && [which $CC] == 0 } { |
b814bbcb L |
111 | untested $test1w1 |
112 | untested $test1w2 | |
113 | untested $test1c1 | |
114 | untested $test1c2 | |
115 | return | |
116 | } | |
1c0d3aa6 NC |
117 | if { [istarget score-*-*] } { |
118 | untested $test1w1 | |
119 | untested $test1w2 | |
120 | untested $test1c1 | |
121 | untested $test1c2 | |
122 | return | |
123 | } | |
b814bbcb | 124 | |
ca4fa240 NC |
125 | proc dump_common1 { testname } { |
126 | global exec_output | |
a42ec05b | 127 | global READELF |
ca4fa240 | 128 | |
504b7d20 | 129 | send_log "$READELF --syms tmpdir/common1.o | grep foo\n" |
5c817830 | 130 | set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common1.o | grep foo"] |
7f6a71ff | 131 | |
504b7d20 NC |
132 | if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+)4(\[ \]+)(COMMON|OBJECT)(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(PRC\\\[0xff03\\\]|COM|SCOM)(\[ \]+)_?foo2" $exec_output] |
133 | || ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)21(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo1" $exec_output] } { | |
ca4fa240 NC |
134 | verbose $exec_output |
135 | fail $testname | |
136 | return 0 | |
137 | } | |
138 | ||
139 | return 1 | |
140 | } | |
141 | ||
504b7d20 NC |
142 | proc stt_common_test { options testname } { |
143 | global exec_output | |
144 | global READELF | |
145 | global ld | |
146 | ||
147 | set options "$options tmpdir/common1a.o" | |
148 | ||
149 | if { ! [ld_simple_link $ld tmpdir/common.exe $options] } { | |
150 | unresolved $testname | |
151 | return 0 | |
152 | } | |
153 | ||
154 | send_log "$READELF --syms tmpdir/common.exe | grep foo\n" | |
5c817830 | 155 | set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common.exe | grep foo"] |
504b7d20 NC |
156 | |
157 | if {![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)(\[0-9\]+)(\[ \]+)COMMON(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo2" $exec_output] } { | |
158 | fail $testname | |
159 | return 0 | |
160 | } | |
161 | ||
162 | pass $testname | |
163 | return 1 | |
164 | } | |
165 | ||
166 | # Check to see if the assembler is generating symbols with the STT_COMMON type. | |
167 | proc assembler_generates_commons {} { | |
168 | global exec_output | |
169 | global READELF | |
170 | ||
171 | verbose "Check to see if STT_COMMON symbols are being generated:" | |
5c817830 | 172 | set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common1a.o | grep foo"] |
504b7d20 NC |
173 | |
174 | if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+).(\[ \]+)COMMON(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(PRC\\\[0xff03\\\]|COM|SCOM)(\[ \]+)_?foo2" $exec_output] } { | |
175 | verbose "STT_COMMON not generated" | |
176 | return 0 | |
177 | } | |
178 | ||
179 | verbose "STT_COMMON's are generated" | |
180 | return 1 | |
181 | } | |
182 | ||
36591ba1 SL |
183 | if [istarget nios2*-*-*] { |
184 | set CFLAGS "$CFLAGS -G0" | |
185 | } | |
186 | ||
698be22a NS |
187 | # Explicitly use "-fcommon" so that even if $CFLAGS includes |
188 | # "-fno-common", these tests are compiled as expected. | |
189 | if { ![ld_compile "$CC $CFLAGS -fcommon" $srcdir/$subdir/common1a.c tmpdir/common1a.o] | |
190 | || ![ld_compile "$CC $CFLAGS -fcommon" $srcdir/$subdir/common1b.c tmpdir/common1b.o] } { | |
ca4fa240 NC |
191 | unresolved $test1 |
192 | return | |
193 | } | |
194 | ||
195 | global ld | |
196 | global link_output | |
197 | ||
22fe6da0 KK |
198 | set options "-r tmpdir/common1a.o tmpdir/common1b.o" |
199 | ||
200 | # SH64 targets needs an extra ld option for this test. | |
201 | if [istarget sh64*-*-*] { | |
202 | if [istarget sh64*l*-*-*] { | |
203 | set options "-mshlelf32 $options" | |
204 | } else { | |
205 | set options "-mshelf32 $options" | |
206 | } | |
207 | } | |
208 | ||
209 | if { [ld_simple_link $ld tmpdir/common1.o $options] } { | |
b814bbcb | 210 | unresolved $test1w1 |
ca4fa240 NC |
211 | return |
212 | } | |
213 | ||
674e82fc | 214 | # This test fails on MIPS because the backend sets type_change_ok. |
70a274ec DA |
215 | # The size change warning is suppressed. Same on hppa64. |
216 | if {[istarget mips*-*-*] || [istarget hppa*64*-*-*]} { | |
674e82fc TS |
217 | if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] } { |
218 | fail $test1w1 | |
a5e0d269 | 219 | } else { |
674e82fc | 220 | pass $test1w1 |
a5e0d269 | 221 | } |
ca4fa240 | 222 | } else { |
674e82fc TS |
223 | if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] |
224 | || ![regexp "Warning: size of symbol \`_?foo1\' changed from 2 in tmpdir/common1a.o to 21 in tmpdir/common1b.o" $link_output] } { | |
225 | fail $test1w1 | |
226 | } else { | |
227 | pass $test1w1 | |
228 | } | |
ca4fa240 NC |
229 | } |
230 | ||
b814bbcb L |
231 | if { [dump_common1 $test1c1] } { |
232 | pass $test1c1 | |
ca4fa240 NC |
233 | } |
234 | ||
22fe6da0 KK |
235 | set options "-r tmpdir/common1b.o tmpdir/common1a.o" |
236 | ||
237 | # SH64 targets needs an extra ld option for this test. | |
238 | if [istarget sh64*-*-*] { | |
239 | if [istarget sh64*l*-*-*] { | |
240 | set options "-mshlelf32 $options" | |
241 | } else { | |
242 | set options "-mshelf32 $options" | |
243 | } | |
244 | } | |
245 | ||
246 | if { [ld_simple_link $ld tmpdir/common1.o $options] } { | |
b814bbcb | 247 | unresolved $test1w2 |
ca4fa240 NC |
248 | return |
249 | } | |
250 | ||
09bf9720 | 251 | if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] } { |
b814bbcb | 252 | fail $test1w2 |
ca4fa240 | 253 | } else { |
b814bbcb | 254 | pass $test1w2 |
ca4fa240 NC |
255 | } |
256 | ||
b814bbcb L |
257 | if { [dump_common1 $test1c2] } { |
258 | pass $test1c2 | |
ca4fa240 | 259 | } |
504b7d20 NC |
260 | |
261 | # | |
262 | # The following tests are for when we are generating STT_COMMON symbols only. | |
263 | # | |
264 | ||
265 | if { ![assembler_generates_commons] } { | |
266 | return | |
267 | } | |
268 | ||
269 | stt_common_test "-static -e 0" "static link of common symbols" | |
270 | stt_common_test "-shared" "shared link of common symbols" | |
271 | stt_common_test "-pie" "position independent link of common symbols" | |
272 |