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252b5132 | 1 | # Expect script for LD Bootstrap Tests |
b3adc24a | 2 | # Copyright (C) 1993-2020 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 Jeffrey Wheat (cassidy@cygnus.com) | |
22 | # Rewritten by Ian Lance Taylor (ian@cygnus.com) | |
23 | # | |
24 | ||
25 | # Make sure that ld can bootstrap itself. | |
26 | ||
27 | # This test can only be run if ld generates native executables. | |
28 | if ![isnative] { | |
29 | return | |
30 | } | |
31 | ||
98d72909 L |
32 | global STATIC_LDFLAGS |
33 | ||
ed948520 NC |
34 | # Determine if plugin support is present. |
35 | remote_exec host "$nm --help" "" "/dev/null" "plugin-support" | |
36 | set tmp [file_contents "plugin-support"] | |
37 | regexp ".*\(--plugin\).*\n" $tmp foo plugins | |
38 | if [info exists plugins] then { | |
39 | set plugins "yes" | |
40 | } else { | |
41 | set plugins "no" | |
42 | } | |
43 | ||
5d3236ee DK |
44 | # LD can have plugin support even if BFD does not. |
45 | if [check_plugin_api_available] { | |
46 | set plugins "yes" | |
47 | } | |
48 | ||
252b5132 RH |
49 | # Bootstrap ld. First link the object files together using -r, in |
50 | # order to test -r. Then link the result into an executable, ld1, to | |
51 | # really test -r. Use ld1 to link a fresh ld, ld2. Use ld2 to link a | |
52 | # new ld, ld3. ld2 and ld3 should be identical. | |
d9816402 AM |
53 | set test_flags {"" "strip" "--static" "-Wl,--traditional-format" |
54 | "-Wl,--no-keep-memory" "-Wl,--relax"} | |
a97726da | 55 | if { [istarget "powerpc-*-*"] } { |
d9816402 AM |
56 | lappend test_flags "-Wl,--ppc476-workaround" |
57 | } | |
58 | ||
59 | set gcc_B_opt_save $gcc_B_opt | |
60 | ||
61 | foreach ldexe {ld1 ld2 ld3} { | |
62 | if {![file isdirectory tmpdir/gcc$ldexe]} then { | |
63 | catch "exec mkdir tmpdir/gcc$ldexe" status | |
64 | catch "exec ln -s ../$ldexe tmpdir/gcc$ldexe/ld" status | |
65 | catch "exec ln -s ld tmpdir/gcc$ldexe/collect-ld" status | |
66 | catch "exec ln -s ../../../gas/as-new tmpdir/gcc$ldexe/as" status | |
67 | } | |
a97726da | 68 | } |
252b5132 | 69 | |
a97726da | 70 | foreach flags $test_flags { |
d9816402 | 71 | set gcc_B_opt $gcc_B_opt_save |
e1753d2c L |
72 | set do_strip "no" |
73 | if {"$flags" == "strip"} { | |
74 | set testname "bootstrap with $flags" | |
75 | set flags "" | |
76 | set do_strip "yes" | |
77 | } else { if {"$flags" != ""} { | |
252b5132 RH |
78 | set testname "bootstrap with $flags" |
79 | } else { | |
80 | set testname "bootstrap" | |
e1753d2c | 81 | }} |
252b5132 | 82 | |
0085b5a8 | 83 | # --static is meaningless and --relax is incompatible with -r. |
d9816402 AM |
84 | regsub -- "-Wl," $flags "" partial_flags |
85 | if { "$partial_flags" == "--static" || "$partial_flags" == "--relax" } { | |
0085b5a8 RH |
86 | set partial_flags "" |
87 | } | |
88 | ||
a97726da AM |
89 | if { $partial_flags == "--ppc476-workaround" } { |
90 | append partial_flags " -T $srcdir/$subdir/ppc476.t" | |
91 | } | |
92 | ||
252b5132 RH |
93 | # This test can only be run if we have the ld build directory, |
94 | # since we need the object files. | |
95 | if {$ld != "$objdir/ld-new"} { | |
96 | untested $testname | |
97 | continue | |
98 | } | |
99 | ||
98d72909 L |
100 | # If -static doesn't work, these tests will fail. |
101 | if { $flags == "--static" && [string match "" $STATIC_LDFLAGS] } then { | |
102 | untested $testname | |
103 | continue | |
104 | } | |
105 | ||
ed948520 | 106 | # Plugin support requires linking with a dynamic library which |
66a3cb9c | 107 | # means that these tests will fail. |
ed948520 NC |
108 | if { $flags == "--static" && $plugins == "yes" } then { |
109 | untested $testname | |
110 | continue | |
111 | } | |
112 | ||
252b5132 | 113 | # If we only have a shared libbfd, we probably can't run the |
66a3cb9c | 114 | # --static test. |
252b5132 RH |
115 | if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then { |
116 | untested $testname | |
117 | continue | |
118 | } | |
119 | ||
0085b5a8 | 120 | if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] { |
252b5132 RH |
121 | fail $testname |
122 | continue | |
123 | } | |
124 | ||
125 | # On AIX, you need to specify an import list when using --static. | |
126 | # You only want the import list when creating the final | |
127 | # executable. | |
41c49998 TW |
128 | if { [istarget "*-*-aix*"] |
129 | && ![istarget "ia64-*-aix*"]} { | |
252b5132 RH |
130 | if {"$flags" == "--static"} { |
131 | set flags "--static -bI:/lib/syscalls.exp" | |
132 | } | |
133 | } | |
134 | ||
9b3ea03b DK |
135 | # On Cygwin, -lintl may require -liconv when linking statically. |
136 | set extralibs "" | |
137 | if { [istarget "*-*-cygwin*"]} { | |
138 | if {"$flags" == "--static"} { | |
139 | set extralibs "-liconv" | |
140 | } | |
141 | } | |
142 | ||
f24173eb L |
143 | # Check if the system's zlib library is used. |
144 | if {[file exists ../zlib/Makefile ]} then { | |
145 | set extralibs "$extralibs -L../zlib -lz" | |
146 | } else { | |
147 | set extralibs "$extralibs -lz" | |
148 | } | |
149 | ||
ed948520 NC |
150 | # Plugin support requires linking with libdl. |
151 | if { $plugins == "yes" } { | |
fb2c6e43 AT |
152 | if { ![istarget "*-*-freebsd*"]} { |
153 | set extralibs "$extralibs -ldl" | |
154 | } | |
ed948520 NC |
155 | } |
156 | ||
252b5132 RH |
157 | # On Irix 5, linking with --static only works if all the files are |
158 | # compiled using -non_shared. | |
159 | if {"$flags" == "--static"} { | |
160 | setup_xfail "mips*-*-irix5*" | |
161 | } | |
162 | ||
1ff6de03 | 163 | if ![ld_link $CC tmpdir/ld1 "$flags tmpdir/ld-partial.o $CTFLIB $BFDLIB $LIBIBERTY $extralibs"] { |
252b5132 RH |
164 | fail $testname |
165 | continue | |
166 | } | |
167 | ||
e1753d2c L |
168 | if {"$do_strip" == "yes"} { |
169 | verbose -log "$strip tmpdir/ld1" | |
170 | catch "exec $strip tmpdir/ld1" exec_output | |
7dd36a6f | 171 | set exec_output [prune_warnings $exec_output] |
e1753d2c L |
172 | if ![string match "" $exec_output] then { |
173 | verbose -log "$exec_output" | |
174 | fail $testname | |
175 | continue | |
176 | } | |
177 | } | |
178 | ||
d9816402 | 179 | regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld1/ gcc_B_opt |
1ff6de03 | 180 | if ![ld_link $CC tmpdir/ld2 "$flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $extralibs"] { |
252b5132 RH |
181 | fail $testname |
182 | continue | |
183 | } | |
184 | ||
d9816402 | 185 | regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld2/ gcc_B_opt |
1ff6de03 | 186 | if ![ld_link $CC tmpdir/ld3 "$flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $extralibs"] { |
252b5132 RH |
187 | fail $testname |
188 | continue | |
189 | } | |
190 | ||
2db70efa AM |
191 | if { "$flags" == "--static" |
192 | && ([istarget ia64-*-elf*] | |
193 | || [istarget ia64-*-linux*] | |
194 | || [istarget mips*-*-linux*]) } { | |
d9816402 AM |
195 | # On ia64 and mips, tmpdir/ld2 != tmpdir/ld3 is normal since they are |
196 | # generated by different linkers, tmpdir/ld1 and tmpdir/ld2. | |
197 | # So we rebuild tmpdir/ld2 with tmpdir/ld3. | |
198 | regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld3/ gcc_B_opt | |
1ff6de03 | 199 | if ![ld_link $CC tmpdir/ld2 "$flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $extralibs"] { |
d9816402 AM |
200 | fail $testname |
201 | continue | |
66517a2f | 202 | } |
ad995491 L |
203 | } |
204 | ||
86017ce9 | 205 | if {[istarget "*-*-pe"] |
336d6a64 AM |
206 | || [istarget "*-*-wince"] |
207 | || [istarget "*-*-cygwin*"] | |
208 | || [istarget "*-*-winnt*"] | |
99ad8390 | 209 | || [istarget "*-*-mingw*"] |
336d6a64 AM |
210 | || [istarget "*-*-interix*"] |
211 | || [istarget "*-*-beospe*"] | |
212 | || [istarget "*-*-netbsdpe*"]} { | |
eccbf555 AM |
213 | # Trim off the date present in PE binaries by only looking |
214 | # at the ends of the files | |
215 | # Although this works, a way to set the date would be better. | |
216 | # Removing or zeroing the date stamp in the binary produced by | |
217 | # the linker is not possible as it is required by the target OS. | |
218 | set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE] | |
219 | send_log "$do_compare\n" | |
220 | verbose "$do_compare" | |
221 | catch "exec sh -c [list $do_compare]" exec_output | |
86017ce9 | 222 | } else { |
eccbf555 AM |
223 | send_log "cmp tmpdir/ld2 tmpdir/ld3\n" |
224 | verbose "cmp tmpdir/ld2 tmpdir/ld3" | |
225 | catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output | |
86017ce9 | 226 | } |
252b5132 RH |
227 | set exec_output [prune_warnings $exec_output] |
228 | ||
229 | if [string match "" $exec_output] then { | |
230 | pass $testname | |
231 | } else { | |
232 | send_log "$exec_output\n" | |
233 | verbose "$exec_output" 1 | |
234 | ||
235 | fail $testname | |
236 | } | |
237 | } | |
9ab80182 | 238 | |
d9816402 | 239 | set gcc_B_opt $gcc_B_opt_save |
9ab80182 | 240 | catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status |
eccbf555 | 241 | catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status |