1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
# Expect script for ld-i386 tests
# Copyright (C) 2002, 2005, 2006, 2007, 2008, 2009, 2010, 2012
# Free Software Foundation
#
# This file is part of the GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# Test i386 linking; all types of relocs. This tests the assembler and
# tools like objdump as well as the linker.
if {[istarget "i?86-*-vxworks"]} {
set i386tests {
{"VxWorks shared library test 1" "-shared -Tvxworks1.ld"
"" {vxworks1-lib.s}
{{readelf --relocs vxworks1-lib.rd} {objdump -dr vxworks1-lib.dd}
{readelf --symbols vxworks1-lib.nd} {readelf -d vxworks1-lib.td}}
"libvxworks1.so"}
{"VxWorks executable test 1 (dynamic)" \
"tmpdir/libvxworks1.so -Tvxworks1.ld -q --force-dynamic"
"" {vxworks1.s}
{{readelf --relocs vxworks1.rd} {objdump -dr vxworks1.dd}}
"vxworks1"}
{"VxWorks executable test 2 (dynamic)" \
"-Tvxworks1.ld -q --force-dynamic"
"" {vxworks2.s}
{{readelf --segments vxworks2.sd}}
"vxworks2"}
{"VxWorks executable test 2 (static)"
"-Tvxworks1.ld"
"" {vxworks2.s}
{{readelf --segments vxworks2-static.sd}}
"vxworks2"}
}
run_ld_link_tests $i386tests
run_dump_test "vxworks1-static"
}
if [istarget "*-*-go32*"] {
run_ld_link_tests {{"go32 stub" "" "" {zero.s} {} "go32stub"}}
set src "tmpdir/go32stub"
set dest "tmpdir/go32stub-copy"
set test "go32 stub patch the source"
set fi [open $src r+]
fconfigure $fi -translation binary
if {[read $fi 2] != "MZ"} {
fail $test
} else {
pass $test
seek $fi 0x40
puts -nonewline $fi "objcopy-test-go32stub"
}
close $fi
set test "go32 stub objcopy"
set status [remote_exec build $OBJCOPY "$OBJCOPYFLAGS $src $dest"]
set exec_output [lindex $status 1]
set exec_output [prune_warnings $exec_output]
if [string match "" $exec_output] then {
pass $test
} else {
send_log "$exec_output\n"
verbose "$exec_output" 1
fail $test
}
# cmp would compare the whole files and some data after the initial exe
# stub could differ.
set test "go32 stub comparison after objcopy"
set fi [open $src]
fconfigure $fi -translation binary
set src_stub [read $fi 2048]
close $fi
set fi [open $dest]
fconfigure $fi -translation binary
set dest_stub [read $fi 2048]
close $fi
if {$src_stub == $dest_stub} {
pass $test
} else {
fail $test
}
}
if { !([istarget "i?86-*-elf*"]
|| (([istarget "i?86-*-linux*"]
|| [istarget "i?86-*-gnu*"])
&& ![istarget "*-*-*aout*"]
&& ![istarget "*-*-*oldld*"])
|| [istarget "i?86-*-nacl*"]
|| [istarget "x86_64-*-nacl*"]
|| [istarget "x86_64-*-linux*"]
|| [istarget "amd64-*-linux*"]) } {
return
}
# List contains test-items with 3 items followed by 2 lists:
# 0:name 1:ld options 2:assembler options
# 3:filenames of assembler files 4: action and options. 5: name of output file
# Actions:
# objdump: Apply objdump options on result. Compare with regex (last arg).
# nm: Apply nm options on result. Compare with regex (last arg).
# readelf: Apply readelf options on result. Compare with regex (last arg).
set i386tests {
{"Helper shared library (basic PLT test)"
"-shared -melf_i386" "--32" {pltlib.s} {} "libpltlib.so"}
{"basic PLT generation (non-PIC)"
"-melf_i386 tmpdir/libpltlib.so" "--32" {plt.s}
{{objdump -drj.plt plt.pd}} "plt"}
{"basic PLT generation (PIC)"
"-shared -melf_i386 tmpdir/libpltlib.so" "--32" {plt-pic.s}
{{objdump -drj.plt plt-pic.pd}} "libplt-pic.so"}
{"TLS -fpic -shared transitions"
"-shared -melf_i386 --no-ld-generated-unwind-info"
"--32" {tlspic1.s tlspic2.s}
{{readelf -Ssrl tlspic.rd} {objdump -drj.text tlspic.dd}
{objdump -sj.got tlspic.sd} {objdump -sj.tdata tlspic.td}}
"libtlspic.so"}
{"TLS descriptor -fpic -shared transitions"
"-shared -melf_i386 --no-ld-generated-unwind-info"
"--32" {tlsdesc.s tlspic2.s}
{{readelf -Ssrl tlsdesc.rd} {objdump -drj.text tlsdesc.dd}
{objdump "-s -j.got -j.got.plt" tlsdesc.sd} {objdump -sj.tdata tlsdesc.td}}
"libtlsdesc.so"}
{"Helper shared library" "-shared -melf_i386"
"--32" {tlslib.s} {} "libtlslib.so"}
{"TLS -fpic and -fno-pic exec transitions"
"-melf_i386 tmpdir/libtlslib.so --no-ld-generated-unwind-info"
"--32" {tlsbinpic.s tlsbin.s}
{{readelf -Ssrl tlsbin.rd} {objdump -drj.text tlsbin.dd}
{objdump -sj.got tlsbin.sd} {objdump -sj.tdata tlsbin.td}}
"tlsbin"}
{"TLS descriptor -fpic and -fno-pic exec transitions"
"-melf_i386 tmpdir/libtlslib.so --no-ld-generated-unwind-info"
"--32" {tlsbindesc.s tlsbin.s}
{{readelf -Ssrl tlsbindesc.rd} {objdump -drj.text tlsbindesc.dd}
{objdump -sj.got tlsbindesc.sd} {objdump -sj.tdata tlsbindesc.td}}
"tlsbindesc"}
{"TLS -fno-pic -shared" "-shared -melf_i386 --no-ld-generated-unwind-info"
"--32" {tlsnopic1.s tlsnopic2.s}
{{readelf -Ssrl tlsnopic.rd} {objdump -drj.text tlsnopic.dd}
{objdump -sj.got tlsnopic.sd}} "libtlsnopic.so"}
{"TLS with global dynamic and descriptors"
"-shared -melf_i386 --no-ld-generated-unwind-info"
"--32" {tlsgdesc.s}
{{readelf -Ssrl tlsgdesc.rd} {objdump -drj.text tlsgdesc.dd}}
"libtlsgdesc.so"}
{"TLS in debug sections" "-melf_i386"
"--32" {tlsg.s}
{{objdump -sj.debug_foobar tlsg.sd}} "tlsg"}
{"TLS @indntpoff with %eax" "-melf_i386" "--32" {tlsindntpoff.s}
{{objdump -drj.text tlsindntpoff.dd}} "tlsindntpoff"}
{"Reloc section order" "-shared -melf_i386 -z nocombreloc" "--32"
{reloc.s} {{objdump -hw reloc.d}} "reloc.so"}
{"Basic --emit-relocs support" "-shared -melf_i386 --emit-relocs" "--32"
{emit-relocs.s} {{readelf --relocs emit-relocs.rd}} "emit-relocs.so"}
{"-z combreloc relocation sections" "-shared -melf_i386 -z combreloc"
"--32" {combreloc.s} {{readelf -r combreloc.d}} "combreloc.so"}
{"TLS GD->LE transition" "-melf_i386"
"--32" {tlsgd1.s}
{{objdump -dwr tlsgd1.dd}} "tlsgd1"}
{"TLS LD->LE transition" "-melf_i386"
"--32" {tlsld1.s}
{{objdump -dwr tlsld1.dd}} "tlsld1"}
{"TLS IE->LE transition" "-melf_i386"
"--32" {tlsie1.s}
{{objdump -dwr tlsie1.dd}} "tlsie1"}
}
# So as to avoid rewriting every last test case here in a nacl variant,
# we use black magic to massage the generic cases into nacl-variant cases.
if [istarget "*-*-nacl*"] {
# Change all the -melf_i386 to -melf_i386_nacl so linking can succeed.
regsub -all elf_i386 $i386tests elf_i386_nacl i386tests
# Same, applied to all the run_dump_test cases.
set options_regsub(ld) {-melf_i386 -melf_i386_nacl}
# The section/segment layout differs too much for the vanilla
# readelf output files to match. So massage the cases so that
# they refer to a foo-nacl.rd file instead of a foo.rd file.
regsub -all {([a-z0-9]+)\.rd} $i386tests {\1-nacl.rd} i386tests
# Likewise for PLTs.
regsub -all -- {([a-z0-9]+)\.pd} $i386tests {\1-nacl.pd} i386tests
}
run_ld_link_tests $i386tests
run_dump_test "abs"
run_dump_test "pcrel8"
run_dump_test "pcrel16"
run_dump_test "pcrel16abs"
run_dump_test "alloc"
run_dump_test "warn1"
run_dump_test "tlsgd2"
run_dump_test "tlsie2"
run_dump_test "tlsie3"
run_dump_test "tlsie4"
run_dump_test "tlsie5"
run_dump_test "hidden1"
run_dump_test "hidden2"
run_dump_test "hidden3"
run_dump_test "protected1"
run_dump_test "protected2"
run_dump_test "protected3"
run_dump_test "protected4"
run_dump_test "protected5"
run_dump_test "tlspie1"
run_dump_test "tlspie2"
run_dump_test "nogot1"
run_dump_test "nogot2"
run_dump_test "discarded1"
run_dump_test "pr12718"
run_dump_test "pr12921"
if { !([istarget "i?86-*-linux*"]
|| [istarget "i?86-*-gnu*"]
|| [istarget "i?86-*-nacl*"]
|| [istarget "x86_64-*-nacl*"]
|| [istarget "x86_64-*-linux*"]) } {
return
}
run_dump_test "compressed1"
run_dump_test "pr12627"
run_dump_test "pr13302"
|
