File: bootstrap.exp

package info (click to toggle)
binutils 2.31.1-16
  • links: PTS, VCS
  • area: main
  • in suites: buster, sid
  • size: 309,412 kB
  • sloc: ansic: 1,161,194; asm: 638,508; cpp: 128,829; exp: 68,580; makefile: 55,828; sh: 22,360; yacc: 14,238; lisp: 13,272; perl: 2,111; ada: 1,681; lex: 1,652; pascal: 1,446; cs: 879; sed: 195; python: 154; xml: 95; awk: 25
file content (258 lines) | stat: -rw-r--r-- 7,726 bytes parent folder | download | duplicates (5)
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
246
247
248
249
250
251
252
253
254
255
256
257
258
# Expect script for LD Bootstrap Tests
#   Copyright (C) 1993-2018 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.
#
# Written by Jeffrey Wheat (cassidy@cygnus.com)
# Rewritten by Ian Lance Taylor (ian@cygnus.com)
#

# Make sure that ld can bootstrap itself.

# This test can only be run if ld generates native executables.
if ![isnative] {
    return
}

global STATIC_LDFLAGS

# Determine if plugin support is present.
remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
set tmp [file_contents "plugin-support"]
regexp ".*\(--plugin\).*\n" $tmp foo plugins
if [info exists plugins] then {
    set plugins "yes"
} else {
    set plugins "no"
}

# LD can have plugin support even if BFD does not.
if [check_plugin_api_available] {
    set plugins "yes"
}

remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
set tmp [file_contents "plugin-support"]
regexp ".*\(--plugin\).*\n" $tmp foo plugins
if [info exists plugins] then {
    set plugins "yes"
} else {
    set plugins "no"
}

# Bootstrap ld.  First link the object files together using -r, in
# order to test -r.  Then link the result into an executable, ld1, to
# really test -r.  Use ld1 to link a fresh ld, ld2.  Use ld2 to link a
# new ld, ld3.  ld2 and ld3 should be identical.
set test_flags {"" "strip" "--static" "-Wl,--traditional-format"
		"-Wl,--no-keep-memory" "-Wl,--relax"}
if { [istarget "powerpc-*-*"] } {
    lappend test_flags "-Wl,--ppc476-workaround"
}

set gcc_B_opt_save $gcc_B_opt

foreach ldexe {ld1 ld2 ld3} {
    if {![file isdirectory tmpdir/gcc$ldexe]} then {
	catch "exec mkdir tmpdir/gcc$ldexe" status
	catch "exec ln -s ../$ldexe tmpdir/gcc$ldexe/ld" status
	catch "exec ln -s ld tmpdir/gcc$ldexe/collect-ld" status
	catch "exec ln -s ../../../gas/as-new tmpdir/gcc$ldexe/as" status
    }
}

foreach flags $test_flags {
    set gcc_B_opt $gcc_B_opt_save
    set do_strip "no"
    if {"$flags" == "strip"} { 
	set testname "bootstrap with $flags"
        set flags ""
	set do_strip "yes"
    } else { if {"$flags" != ""} { 
	set testname "bootstrap with $flags"
    } else {
	set testname "bootstrap"
    }}

    # --static is meaningless and --relax is incompatible with -r.
    regsub -- "-Wl," $flags "" partial_flags
    if { "$partial_flags" == "--static" || "$partial_flags" == "--relax" } {
	set partial_flags ""
    }

    if { $partial_flags == "--ppc476-workaround" } {
	append partial_flags " -T $srcdir/$subdir/ppc476.t"
    }

    # This test can only be run if we have the ld build directory,
    # since we need the object files.
    if {$ld != "$objdir/ld-new"} {
	untested $testname
	continue
    }

    # If -static doesn't work, these tests will fail.
    if { $flags == "--static" && [string match "" $STATIC_LDFLAGS] } then {
	untested $testname
	continue
    }

    # Plugin support requires linking with a dynamic library which
    # means that these tests will fail.
    if { $flags == "--static" && $plugins == "yes" } then {
	untested $testname
	continue
    }

    if { $flags == "--static" && $plugins == "yes" } then {
	untested $testname
	continue
    }

    # If we only have a shared libbfd, we probably can't run the
    # --static test.
    if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then {
	untested $testname
	continue
    }

    if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
	fail $testname
	continue
    }

    # On AIX, you need to specify an import list when using --static.
    # You only want the import list when creating the final
    # executable.
    if { [istarget "*-*-aix*"] 
         && ![istarget "ia64-*-aix*"]} {
	if {"$flags" == "--static"} {
	    set flags "--static -bI:/lib/syscalls.exp"
	}
    }

    # On Cygwin, -lintl may require -liconv when linking statically.
    set extralibs ""
    if { [istarget "*-*-cygwin*"]} {
	if {"$flags" == "--static"} {
	    set extralibs "-liconv"
	}
    }

    # Check if the system's zlib library is used.
    if {[file exists ../zlib/Makefile ]} then {
	set extralibs "$extralibs -L../zlib -lz"
    } else {
	set extralibs "$extralibs -lz"
    }

    # Plugin support requires linking with libdl.
    if { $plugins == "yes" } {
	if { ![istarget "*-*-freebsd*"]} {
	    set extralibs "$extralibs -ldl"
	}
    }

    if { $plugins == "yes" } {
	set extralibs "$extralibs -ldl"
    }

    # On Irix 5, linking with --static only works if all the files are
    # compiled using -non_shared.
    if {"$flags" == "--static"} {
	setup_xfail "mips*-*-irix5*"
    }

    if ![ld_link $CC tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] {
	fail $testname
	continue
    }

    if {"$do_strip" == "yes"} { 
	verbose -log "$strip tmpdir/ld1"     
	catch "exec $strip tmpdir/ld1" exec_output
	if ![string match "" $exec_output] then {
	    verbose -log "$exec_output"
	    fail $testname
	    continue
	}
    }

    regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld1/ gcc_B_opt
    if ![ld_link $CC tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
	fail $testname
	continue
    }

    regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld2/ gcc_B_opt
    if ![ld_link $CC tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
	fail $testname
	continue
    }

    if { "$flags" == "--static"
	 && ([istarget ia64-*-elf*]
	     || [istarget ia64-*-linux*]
	     || [istarget mips*-*-linux*]) } {
	# On ia64 and mips, tmpdir/ld2 != tmpdir/ld3 is normal since they are
	# generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
	# So we rebuild tmpdir/ld2 with tmpdir/ld3.
	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld3/ gcc_B_opt
	if ![ld_link $CC tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
	    fail $testname
	    continue
	}
    }

    if {[istarget "*-*-pe"]
	|| [istarget "*-*-wince"]
	|| [istarget "*-*-cygwin*"]
	|| [istarget "*-*-winnt*"]
	|| [istarget "*-*-mingw*"]
	|| [istarget "*-*-interix*"]
	|| [istarget "*-*-beospe*"]
	|| [istarget "*-*-netbsdpe*"]} {
	# Trim off the date present in PE binaries by only looking
	#   at the ends of the files
	# Although this works, a way to set the date would be better.
	# Removing or zeroing the date stamp in the binary produced by
	# the linker is not possible as it is required by the target OS.
	set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
	send_log "$do_compare\n"
	verbose  "$do_compare"
	catch "exec sh -c [list $do_compare]" exec_output
    } else {
	send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
	verbose  "cmp tmpdir/ld2 tmpdir/ld3"
	catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
    }
    set exec_output [prune_warnings $exec_output]

    if [string match "" $exec_output] then {
	pass $testname
    } else {
	send_log "$exec_output\n"
	verbose "$exec_output" 1

	fail $testname
    }
}

set gcc_B_opt $gcc_B_opt_save
catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status