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
|
# Test basic linker script functionality
# By Ian Lance Taylor, Cygnus Support
# Copyright (C) 1999-2018 Free Software Foundation, Inc.
#
# 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.
set testname "script"
if ![ld_assemble $as $srcdir/$subdir/script.s tmpdir/script.o] {
unresolved $testname
return
}
proc check_script { } {
global nm
global testname
global nm_output
if ![ld_nm $nm "" tmpdir/script] {
unresolved $testname
return
}
if {![info exists nm_output(text_start)] \
|| ![info exists nm_output(text_end)] \
|| ![info exists nm_output(data_start)] \
|| ![info exists nm_output(data_end)]} {
send_log "bad output from nm\n"
verbose "bad output from nm"
fail $testname
return
}
set passes 1
set text_end 0x104
set data_end 0x1004
if [istarget *c4x*-*-*] then {
set text_end 0x101
set data_end 0x1001
}
if [istarget *c54x*-*-*] then {
set text_end 0x102
set data_end 0x1002
}
if {$nm_output(text_start) != 0x100} {
send_log "text_start == $nm_output(text_start)\n"
verbose "text_start == $nm_output(text_start)"
set passes 0
}
if {[info exists nm_output(tred)] \
&& $nm_output(tred) != (0x100 + 0x8000)} {
send_log "tred == $nm_output(tred)\n"
verbose "tred == $nm_output(tred)"
set passes 0
}
if {$nm_output(text_end) < $text_end \
|| $nm_output(text_end) > 0x110} {
send_log "text_end == $nm_output(text_end)\n"
verbose "text_end == $nm_output(text_end)"
set passes 0
}
if {$nm_output(data_start) != 0x1000} {
send_log "data_start == $nm_output(data_start)\n"
verbose "data_start == $nm_output(data_start)"
set passes 0
}
if {[info exists nm_output(fred)] \
&& $nm_output(fred) != (0x1000 + 0x10000)} {
send_log "fred == $nm_output(fred)\n"
verbose "fred == $nm_output(fred)"
set passes 0
}
if {$nm_output(data_end) < $data_end \
|| $nm_output(data_end) > 0x1010} {
send_log "data_end == $nm_output(data_end)\n"
verbose "data_end == $nm_output(data_end)"
set passes 0
}
if { $passes } {
pass $testname
} else {
fail $testname
}
}
proc extract_symbol_test { testfile testname } {
global objcopy
global nm
global size
global target_triplet
set copyfile tmpdir/extract
set args "--extract-symbol $testfile $copyfile"
set exec_output [run_host_cmd $objcopy $args]
if ![string equal "" $exec_output] {
fail $testname
return
}
set orig_syms [run_host_cmd $nm $testfile]
set syms_massaged $orig_syms
switch -regexp $target_triplet {
^mmix-knuth-mmixware$ {
# Without section sizes (stripped together with the
# contents for this target), we can't deduce the symbol
# types. Artificially tracking the symbol types is
# considered not worthwhile as there's no known use-case
# for --extract-symbols for this target. The option is
# supported just enough to emit the same symbol values,
# but absolute symbol types are expected.
regsub -all " \[TD\] " $syms_massaged " A " syms_massaged
}
^mips-*-* {
# This test cannot proceed any further for MIPS targets.
# The extract_syms operation produces a binary with a zero
# length .reginfo section, which is illegal under the MIPS
# ABI. Since producing such sections is part of the expected
# behaviour of --extract-symbols, no further testing can be
# performed. Fortunately this should not matter as extracting
# symbols is only needed for VxWorks support.
pass $testname
return
}
[a-z]*-*-pe$ {
# Fails for PE based targets because the extracted section
# relative symbols (eg tred or .text) all become undefined
# when the sections are blown away by --extract-symbol. Again
# this should not matter as --extract-symbol is only used by
# VxWorks.
pass $testname
return
}
# More PE variations...
[a-z]*-*-mingw* {
pass $testname
return
}
[a-z]*-*-cygwin$ {
pass $testname
return
}
}
set extract_syms [run_host_cmd $nm $copyfile]
if ![string equal $syms_massaged $extract_syms] {
fail $testname
return
}
# Check that the stripped section contains no code or data.
set exec_output [run_host_cmd $size $copyfile]
if ![regexp ".* 0\[ \]+0\[ \]+0\[ \]+0\[ \]+0\[ \]+.*" $exec_output] {
fail $testname
return
}
pass $testname
}
# PE targets need to set the image base to 0 to avoid complications from nm.
set flags ""
if {[istarget "*-*-pe*"] \
|| [istarget "*-*-cygwin*"] \
|| [istarget "*-*-mingw*"] \
|| [istarget "*-*-winnt*"] \
|| [istarget "*-*-nt"] \
|| [istarget "*-*-interix*"] } then {
set flags "--image-base 0"
}
if ![ld_link $ld tmpdir/script "$flags -T $srcdir/$subdir/script.t tmpdir/script.o"] {
fail $testname
} else {
check_script
}
set testname "MRI script"
if ![ld_link $ld tmpdir/script "$flags -c $srcdir/$subdir/scriptm.t"] {
fail $testname
} else {
check_script
}
set testname "MEMORY"
if ![ld_link $ld tmpdir/script "$flags -T $srcdir/$subdir/memory.t tmpdir/script.o"] {
fail $testname
} else {
check_script
}
set testname "MEMORY with symbols"
if ![ld_link $ld tmpdir/script "$flags -defsym DATA_ORIGIN=0x1000 -defsym DATA_LENGTH=0x10000 -T $srcdir/$subdir/memory_sym.t tmpdir/script.o"] {
fail $testname
untested "extract symbols"
} else {
check_script
extract_symbol_test tmpdir/script "extract symbols"
}
set test_script_list [lsort [glob $srcdir/$subdir/region-alias-*.t]]
foreach test_script $test_script_list {
run_dump_test [string range $test_script 0 end-2]
}
run_dump_test "align-with-input"
run_dump_test "pr20302"
run_dump_test "segment-start" {{name (default)}}
run_dump_test "segment-start" {{name (overridden)} \
{ld -Ttext-segment=0x10000000}}
|