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ac69cbc6 | 1 | # Expect script for ld-gc tests |
fd67aa11 | 2 | # Copyright (C) 2008-2024 Free Software Foundation, Inc. |
ac69cbc6 TG |
3 | # |
4 | # This file is part of the GNU Binutils. | |
5 | # | |
6 | # This program is free software; you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
8 | # the Free Software Foundation; either version 3 of the License, or | |
9 | # (at your option) any later version. | |
10 | # | |
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. | |
15 | # | |
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 | |
18 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
19 | # MA 02110-1301, USA. | |
20 | ||
21 | # These tests require --gc-sections | |
22 | if ![check_gc_sections_available] { | |
23 | return | |
24 | } | |
25 | ||
c6d47bff | 26 | set cflags "-ffunction-sections -fdata-sections $NOSANITIZE_CFLAGS $NOLTO_CFLAGS" |
ac69cbc6 TG |
27 | set objfile "tmpdir/gc.o" |
28 | ||
c560184e AM |
29 | if { [istarget powerpc*-*-*] && ![istarget powerpc64*-*-*] } { |
30 | # Avoid using .got2 for powerpc -m32 | |
31 | set cflags "$cflags $NOPIE_CFLAGS" | |
2893311c AM |
32 | } |
33 | ||
6927f982 NC |
34 | if { [istarget m681*-*-*] || [istarget m68hc1*-*-*] } { |
35 | # Otherwise tests FAIL due to _.frame | |
36 | set cflags "$cflags -fomit-frame-pointer -mshort" | |
37 | } | |
38 | ||
44ed8092 | 39 | if { [check_compiler_available] } { |
669d5115 | 40 | ld_compile "$CC_FOR_TARGET -c $cflags" $srcdir/$subdir/gc.c $objfile |
3becfab9 | 41 | } |
ac69cbc6 TG |
42 | |
43 | proc test_gc { testname filename linker ldflags} { | |
44 | global nm | |
45 | global srcdir | |
46 | global subdir | |
47 | global nm_output | |
48 | global objfile | |
49 | ||
3becfab9 HPN |
50 | if ![file readable $objfile ] { |
51 | untested $testname | |
52 | return | |
53 | } | |
54 | ||
ac69cbc6 | 55 | set outfile "tmpdir/$filename" |
1b662205 | 56 | set options "-L$srcdir/$subdir" |
68cb2183 AM |
57 | if [is_pecoff_format] { |
58 | append ldflags " --image-base 0" | |
59 | } | |
d9816402 | 60 | append options " " $ldflags " " [ld_link_defsyms] " " $objfile |
ac69cbc6 | 61 | |
d9816402 | 62 | if ![ld_link $linker $outfile $options] { |
0d600a79 | 63 | fail $testname |
ac69cbc6 TG |
64 | return |
65 | } | |
66 | if ![ld_nm $nm "" $outfile] { | |
348fe36b | 67 | fail $testname |
ac69cbc6 TG |
68 | return |
69 | } | |
70 | if {![info exists nm_output(used_func)] \ | |
71 | || ![info exists nm_output(used_var)]} { | |
72 | send_log "used sections do not exist\n" | |
73 | verbose "used sections do not exist" | |
74 | fail $testname | |
75 | return | |
76 | } | |
77 | if {[info exists nm_output(unused_func)] \ | |
78 | || [info exists nm_output(unused_var)]} { | |
79 | send_log "unused section still here\n" | |
80 | verbose "unused section still here" | |
81 | fail $testname | |
82 | return | |
83 | } | |
84 | pass $testname | |
85 | } | |
86 | ||
87 | test_gc "Check --gc-section" "gcexe" $ld "--gc-sections -e main" | |
88 | test_gc "Check --gc-section/-q" "gcrexe" $ld "--gc-sections -q -e main" | |
89 | test_gc "Check --gc-section/-r/-e" "gcrel" $ld "-r --gc-sections -e main" | |
90 | test_gc "Check --gc-section/-r/-u" "gcrel" $ld "-r --gc-sections -u used_func" | |
91 | ||
68cb2183 AM |
92 | set old_ldflags $LDFLAGS |
93 | if [is_pecoff_format] { | |
94 | append LDFLAGS " --image-base 0" | |
95 | } | |
270f32fc AM |
96 | set old_asflags $ASFLAGS |
97 | if [is_underscore_target] { | |
68cb2183 | 98 | append ASFLAGS " --defsym UNDERSCORE=1" |
270f32fc AM |
99 | } |
100 | ||
ac69cbc6 | 101 | run_dump_test "noent" |
270f32fc | 102 | |
d422d1c4 | 103 | if { [is_elf_format] } then { |
270f32fc | 104 | run_dump_test "abi-note" |
d422d1c4 | 105 | run_dump_test "all-debug-sections" |
270f32fc | 106 | run_dump_test "pr19167" |
b7c871ed | 107 | run_dump_test "pr20882" |
270f32fc AM |
108 | run_dump_test "stop" |
109 | run_dump_test "start" | |
110 | run_dump_test "start2" | |
5789f845 AM |
111 | run_dump_test "start3" |
112 | run_dump_test "start4" | |
d422d1c4 | 113 | } |
1d5316ab AM |
114 | |
115 | if { [is_elf_format] && [check_shared_lib_support] } then { | |
116 | set gasopt "" | |
117 | if { [istarget tic6x-*] } then { | |
118 | set gasopt "-mpic -mpid=near" | |
119 | } | |
8988502d | 120 | # These targets do not default to linking with shared libraries. |
68cb2183 | 121 | set save_ldflags $LDFLAGS |
8988502d MR |
122 | if { [istarget "mips*vr4100*-*-elf*"] \ |
123 | || [istarget "mips*vr4300*-*-elf*"] \ | |
124 | || [istarget "mips*vr5000*-*-elf*"] } { | |
125 | append LDFLAGS " -call_shared" | |
126 | } | |
1d5316ab | 127 | if {![ld_assemble_flags $as $gasopt $srcdir/$subdir/libpersonality.s tmpdir/libpersonality.o] |
d9816402 | 128 | || ![ld_link $ld tmpdir/libpersonality.so "-shared tmpdir/libpersonality.o"] } then { |
1d5316ab AM |
129 | fail libpersonality |
130 | } else { | |
ed381877 | 131 | run_dump_test "personality" |
1d5316ab | 132 | } |
11e6e4c7 | 133 | run_dump_test "pr18223" |
cbd0eecf L |
134 | if {![ld_assemble_flags $as $gasopt $srcdir/$subdir/pr20022a.s tmpdir/pr20022a.o] |
135 | || ![ld_link $ld tmpdir/pr20022.so "-shared --gc-sections tmpdir/pr20022a.o"] } then { | |
136 | fail pr20022 | |
137 | } else { | |
138 | run_dump_test "pr20022" | |
139 | } | |
68cb2183 | 140 | set LDFLAGS $save_ldflags |
1d5316ab AM |
141 | } |
142 | ||
44ed8092 | 143 | if { [check_compiler_available] } { |
5940a93c | 144 | if { [istarget "*-*-linux*"] |
5a68afcf | 145 | || [istarget "*-*-nacl*"] |
5940a93c | 146 | || [istarget "*-*-gnu*"] } { |
669d5115 | 147 | ld_compile "$CC_FOR_TARGET -fPIC $cflags" $srcdir/$subdir/pr11218-1.c tmpdir/pr11218-1.o |
d9816402 | 148 | ld_link $ld tmpdir/pr11218-1.so "-shared tmpdir/pr11218-1.o" |
669d5115 | 149 | ld_compile "$CC_FOR_TARGET -c $cflags" $srcdir/$subdir/pr11218-2.c tmpdir/pr11218-2.o |
98da7939 L |
150 | run_dump_test "pr11218" |
151 | } | |
152 | } | |
2aa9aad9 | 153 | |
68cb2183 AM |
154 | set symdefs "" |
155 | if [is_pecoff_format] { | |
156 | set symdefs {{ld {--defsym __main=main --defsym ___main=main}}} | |
157 | } | |
158 | ||
44ed8092 | 159 | if { [check_compiler_available] } { |
669d5115 | 160 | ld_compile "$CC_FOR_TARGET $cflags" $srcdir/$subdir/pr13683.c tmpdir/pr13683.o |
68cb2183 | 161 | run_dump_test "pr13683" $symdefs |
2aa9aad9 | 162 | } |
b9b2ae8b | 163 | |
44ed8092 | 164 | if { [check_compiler_available] } { |
669d5115 | 165 | ld_compile "$CC_FOR_TARGET $cflags $NOPIE_CFLAGS" $srcdir/$subdir/pr14265.c tmpdir/pr14265.o |
68cb2183 | 166 | run_dump_test "pr14265" $symdefs |
b9b2ae8b | 167 | } |
bba037e0 | 168 | |
44ed8092 | 169 | if { [check_compiler_available] } { |
669d5115 AM |
170 | ld_compile "$CC_FOR_TARGET $cflags -O0" $srcdir/$subdir/pr19161-1.c tmpdir/pr19161-1.o |
171 | ld_compile "$CC_FOR_TARGET $cflags -O0" $srcdir/$subdir/pr19161-2.c tmpdir/pr19161-2.o | |
1c1a69dc | 172 | if [istarget hppa*-*-linux*] { |
68cb2183 | 173 | set symdefs {{ld {--defsym '\$\$dyncall=0'}}} |
1c1a69dc | 174 | } |
68cb2183 | 175 | run_dump_test "pr19161" $symdefs |
bba037e0 | 176 | } |
f4ab0e2d L |
177 | |
178 | if { [is_elf_format] && [check_shared_lib_support] \ | |
44ed8092 | 179 | && [check_compiler_available] } { |
f4ab0e2d L |
180 | run_cc_link_tests [list \ |
181 | [list \ | |
182 | "Build libpr20306.so" \ | |
183 | "-shared" \ | |
184 | "-fPIC" \ | |
185 | {pr20306.c} \ | |
186 | {} \ | |
187 | "libpr20306.so" \ | |
188 | ] \ | |
189 | ] | |
190 | run_dump_test "pr20306" | |
191 | } | |
035801ce | 192 | |
86333705 FS |
193 | if { [is_elf_format] } then { |
194 | run_dump_test "skip-map-discarded" | |
195 | } | |
270f32fc AM |
196 | |
197 | set ASFLAGS $old_asflags | |
68cb2183 | 198 | set LDFLAGS $old_ldflags |