Commit | Line | Data |
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2571583a | 1 | # Copyright (C) 1993-2017 Free Software Foundation, Inc. |
f3097f33 RS |
2 | # |
3 | # This file is part of the GNU Binutils. | |
4 | # | |
5 | # This file is free software; you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation; either version 3 of the License, or | |
8 | # (at your option) any later version. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program; if not, write to the Free Software | |
17 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
18 | # MA 02110-1301, USA. | |
19 | ||
20 | # True if the object format is known to be ELF. | |
21 | # | |
22 | proc is_elf_format {} { | |
b3066ae8 AM |
23 | # config.sub for these targets curiously transforms a target doublet |
24 | # ending in -elf to -none. eg. m68hc12-elf to m68hc12-unknown-none | |
25 | # They are always elf. | |
26 | if { [istarget m68hc1*-*] || [istarget xgate-*] } { | |
27 | return 1; | |
28 | } | |
29 | ||
4a85cc09 | 30 | if { ![istarget *-*-eabi*] |
f3097f33 | 31 | && ![istarget *-*-elf*] |
4a85cc09 | 32 | && ![istarget *-*-freebsd*] |
f3097f33 | 33 | && ![istarget *-*-gnu*] |
f3097f33 RS |
34 | && ![istarget *-*-irix5*] |
35 | && ![istarget *-*-irix6*] | |
4a85cc09 SKS |
36 | && ![istarget *-*-linux*] |
37 | && ![istarget *-*-nacl*] | |
f3097f33 RS |
38 | && ![istarget *-*-netbsd*] |
39 | && ![istarget *-*-openbsd*] | |
4a85cc09 SKS |
40 | && ![istarget *-*-rtems*] |
41 | && ![istarget *-*-solaris2*] | |
42 | && ![istarget *-*-sysv4*] | |
43 | && ![istarget *-*-unixware*] | |
f96bd6c2 | 44 | && ![istarget *-*-wasm32*] |
4a85cc09 SKS |
45 | && ![istarget avr-*-*] |
46 | && ![istarget bfin-*-uclinux] | |
47 | && ![istarget frv-*-uclinux*] | |
48 | && ![istarget hppa*64*-*-hpux*] | |
49 | && ![istarget ia64-*-hpux*] | |
50 | && ![istarget sh*-*-uclinux*] | |
51 | && ![istarget tic6x*-*-uclinux*] } { | |
f3097f33 RS |
52 | return 0 |
53 | } | |
54 | ||
4a85cc09 | 55 | if { [istarget *-*-linux*aout*] |
df26367c | 56 | || [istarget *-*-linux*ecoff*] |
f3097f33 | 57 | || [istarget *-*-linux*oldld*] |
4a85cc09 | 58 | || [istarget *-*-rtemscoff*] |
f3097f33 | 59 | || [istarget h8500-*-rtems*] |
4a85cc09 SKS |
60 | || [istarget i?86-*-freebsd\[12\].*] |
61 | || [istarget i960-*-rtems*] } { | |
f3097f33 RS |
62 | return 0 |
63 | } | |
64 | ||
65 | if { ![istarget *-*-netbsdelf*] | |
4a85cc09 | 66 | && ( [istarget *-*-netbsd*aout*] |
f3097f33 RS |
67 | || [istarget *-*-netbsdpe*] |
68 | || [istarget arm*-*-netbsd*] | |
69 | || [istarget sparc-*-netbsd*] | |
70 | || [istarget i*86-*-netbsd*] | |
71 | || [istarget m68*-*-netbsd*] | |
72 | || [istarget vax-*-netbsd*] | |
73 | || [istarget ns32k-*-netbsd*]) } { | |
74 | return 0 | |
75 | } | |
76 | ||
4a85cc09 | 77 | if { [istarget arm-*-openbsd*] |
f3097f33 RS |
78 | || [istarget i386-*-openbsd\[0-2\].*] |
79 | || [istarget i386-*-openbsd3.\[0-2\]] | |
80 | || [istarget m68*-*-openbsd*] | |
81 | || [istarget ns32k-*-openbsd*] | |
82 | || [istarget sparc-*-openbsd\[0-2\].*] | |
83 | || [istarget sparc-*-openbsd3.\[0-1\]] | |
84 | || [istarget vax-*-openbsd*] } { | |
85 | return 0 | |
86 | } | |
87 | ||
88 | return 1 | |
89 | } | |
90 | ||
91 | # True if the object format is known to be a.out. | |
92 | # | |
93 | proc is_aout_format {} { | |
94 | if { [istarget *-*-netbsdelf] | |
95 | || [istarget sparc64-*-netbsd*] | |
96 | || [istarget sparc64-*-openbsd*] } { | |
97 | return 0 | |
98 | } | |
99 | if { [istarget *-*-*\[ab\]out*] | |
100 | || [istarget *-*-linux*oldld*] | |
101 | || [istarget *-*-bsd*] | |
102 | || [istarget *-*-msdos*] | |
103 | || [istarget arm-*-netbsd*] | |
104 | || [istarget arm-*-openbsd*] | |
105 | || [istarget arm-*-riscix*] | |
7e16ef34 | 106 | || [istarget i?86-*-freebsd\[12\].*] |
f3097f33 RS |
107 | || [istarget i?86-*-netbsd*] |
108 | || [istarget i?86-*-openbsd\[0-2\]*] | |
109 | || [istarget i?86-*-openbsd3.\[0-2\]*] | |
110 | || [istarget i?86-*-vsta] | |
111 | || [istarget i?86-*-mach*] | |
112 | || [istarget m68*-*-netbsd*] | |
113 | || [istarget m68*-*-openbsd*] | |
114 | || [istarget ns32k-*-*] | |
115 | || [istarget pdp11-*-*] | |
116 | || [istarget sparc*-*-sunos4*] | |
117 | || [istarget sparc*-*-netbsd*] | |
118 | || [istarget sparc*-*-openbsd\[0-2\]*] | |
119 | || [istarget sparc*-*-openbsd3.\[0-1\]*] | |
120 | || [istarget sparc*-fujitsu-none] | |
121 | || [istarget vax-dec-ultrix*] | |
122 | || [istarget vax-*-netbsd] } { | |
123 | return 1 | |
124 | } | |
125 | return 0 | |
126 | } | |
127 | ||
128 | # True if the object format is known to be PE COFF. | |
129 | # | |
130 | proc is_pecoff_format {} { | |
131 | if { ![istarget *-*-mingw*] | |
132 | && ![istarget *-*-cygwin*] | |
133 | && ![istarget *-*-cegcc*] | |
134 | && ![istarget *-*-pe*] } { | |
135 | return 0 | |
136 | } | |
137 | ||
138 | return 1 | |
139 | } | |
140 | ||
141 | # True if the object format is known to be 64-bit ELF. | |
142 | # | |
143 | proc is_elf64 { binary_file } { | |
144 | global READELF | |
145 | global READELFFLAGS | |
146 | ||
147 | set readelf_size "" | |
148 | catch "exec $READELF $READELFFLAGS -h $binary_file > readelf.out" got | |
149 | ||
150 | if ![string match "" $got] then { | |
151 | return 0 | |
152 | } | |
153 | ||
154 | if { ![regexp "\n\[ \]*Class:\[ \]*ELF(\[0-9\]+)\n" \ | |
155 | [file_contents readelf.out] nil readelf_size] } { | |
156 | return 0 | |
157 | } | |
158 | ||
159 | if { $readelf_size == "64" } { | |
160 | return 1 | |
161 | } | |
162 | ||
163 | return 0 | |
164 | } | |
eb22018c | 165 | |
a43942db MR |
166 | # True if the ELF target supports STB_GNU_UNIQUE with the ELF header's |
167 | # OSABI field set to ELFOSABI_GNU. | |
168 | # | |
169 | # This generally depends on the target OS only, however there are a | |
170 | # number of exceptions for bare metal targets as follows. The MSP430 | |
171 | # and Visium targets set OSABI to ELFOSABI_STANDALONE and cannot | |
172 | # support STB_GNU_UNIQUE. Likewise non-EABI ARM targets set OSABI to | |
173 | # ELFOSABI_ARM, and TI C6X targets to ELFOSABI_C6000_*. Finally | |
174 | # rather than `bfd_elf_final_link' AM33/2.0, D30V, DLX, i960, and | |
175 | # picoJava targets use `_bfd_generic_final_link', which does not | |
176 | # support STB_GNU_UNIQUE symbol binding causing assertion failures. | |
177 | # | |
178 | proc supports_gnu_unique {} { | |
179 | if { [istarget *-*-gnu*] | |
180 | || [istarget *-*-linux*] | |
181 | || [istarget *-*-nacl*] } { | |
182 | return 1 | |
183 | } | |
184 | if { [istarget "arm*-*-*eabi*"] } { | |
185 | return 1 | |
186 | } | |
f96bd6c2 PC |
187 | if { [istarget "wasm32*-*-*"] } { |
188 | return 1 | |
189 | } | |
a43942db MR |
190 | if { ![istarget "*-*-elf*"] } { |
191 | return 0 | |
192 | } | |
193 | if { [istarget "arm*-*-*"] | |
194 | || [istarget "msp430-*-*"] | |
195 | || [istarget "tic6x-*-*"] | |
196 | || [istarget "visium-*-*"] } { | |
197 | return 0 | |
198 | } | |
199 | if { [istarget "am33_2.0-*-*"] | |
200 | || [istarget "d30v-*-*"] | |
201 | || [istarget "dlx-*-*"] | |
202 | || [istarget "i960-*-*"] | |
203 | || [istarget "pj*-*-*"] } { | |
204 | return 0 | |
205 | } | |
206 | return 1 | |
207 | } | |
208 | ||
9cc0123f AM |
209 | # True for targets that do not sort .symtab as per the ELF standard. |
210 | # ie. any that have mips_elf32_be_vec, mips_elf32_le_vec, | |
211 | # mips_elf32_n_be_vec or mips_elf32_n_le_vec as the primary bfd target | |
212 | # vector in config.bfd. When syncing with config.bfd, don't forget that | |
213 | # earlier case-matches trump later ones. | |
214 | proc is_bad_symtab {} { | |
215 | if { ![istarget "mips*-*-*"] } { | |
216 | return 0; | |
217 | } | |
218 | if { [istarget "*-*-chorus*"] | |
219 | || [istarget "*-*-irix5*"] | |
220 | || [istarget "*-*-irix6*"] | |
221 | || [istarget "*-*-none"] | |
222 | || [istarget "*-*-rtems*"] | |
223 | || [istarget "*-*-windiss"] } { | |
224 | return 1; | |
225 | } | |
226 | if { [istarget "*-*-elf*"] | |
227 | && ![istarget "*-sde-*"] | |
228 | && ![istarget "*-mti-*"] | |
229 | && ![istarget "*-img-*"] } { | |
230 | return 1; | |
231 | } | |
232 | if { [istarget "*-*-openbsd*"] | |
233 | && ![istarget "mips64*-*-*"] } { | |
234 | return 1; | |
235 | } | |
236 | return 0; | |
237 | } | |
238 | ||
eb22018c RS |
239 | # Compare two files line-by-line. FILE_1 is the actual output and FILE_2 |
240 | # is the expected output. Ignore blank lines in either file. | |
241 | # | |
242 | # FILE_2 is a series of regexps, comments and # directives. The directives | |
243 | # are: | |
244 | # | |
245 | # #pass | |
246 | # Treat the test as a PASS if everything up till this point has | |
247 | # matched. Ignore any remaining lines in either FILE_1 or FILE_2. | |
248 | # | |
249 | # #failif | |
250 | # Reverse the sense of the test: expect differences to exist. | |
251 | # | |
252 | # #... | |
253 | # REGEXP | |
254 | # Skip all lines in FILE_1 until the first that matches REGEXP. | |
255 | # | |
738f4d98 MR |
256 | # Other # lines are comments. Regexp lines starting with the `!' character |
257 | # specify inverse matching (use `\!' for literal matching against a leading | |
258 | # `!'). Skip empty lines in both files. | |
eb22018c RS |
259 | # |
260 | # The first optional argument is a list of regexp substitutions of the form: | |
261 | # | |
262 | # EXP1 SUBSPEC1 EXP2 SUBSPEC2 ... | |
263 | # | |
264 | # This tells the function to apply each regexp substitution EXPi->SUBSPECi | |
265 | # in order to every line of FILE_2. | |
266 | # | |
267 | # Return nonzero if differences exist. | |
268 | proc regexp_diff { file_1 file_2 args } { | |
269 | set eof -1 | |
270 | set end_1 0 | |
271 | set end_2 0 | |
272 | set differences 0 | |
273 | set diff_pass 0 | |
274 | set fail_if_match 0 | |
275 | set ref_subst "" | |
276 | if { [llength $args] > 0 } { | |
277 | set ref_subst [lindex $args 0] | |
278 | } | |
279 | if { [llength $args] > 1 } { | |
280 | perror "Too many arguments to regexp_diff" | |
281 | return 1 | |
282 | } | |
283 | ||
284 | if [file exists $file_1] then { | |
285 | set file_a [open $file_1 r] | |
286 | } else { | |
287 | perror "$file_1 doesn't exist" | |
288 | return 1 | |
289 | } | |
290 | ||
291 | if [file exists $file_2] then { | |
292 | set file_b [open $file_2 r] | |
293 | } else { | |
294 | perror "$file_2 doesn't exist" | |
295 | close $file_a | |
296 | return 1 | |
297 | } | |
298 | ||
299 | verbose " Regexp-diff'ing: $file_1 $file_2" 2 | |
300 | ||
301 | while { 1 } { | |
302 | set line_a "" | |
303 | set line_b "" | |
304 | while { [string length $line_a] == 0 } { | |
305 | # Ignore blank line in FILE_1. | |
306 | if { [gets $file_a line_a] == $eof } { | |
307 | set end_1 1 | |
308 | break | |
309 | } | |
310 | } | |
311 | while { [string length $line_b] == 0 || [string match "#*" $line_b] } { | |
312 | if { [string match "#pass" $line_b] } { | |
313 | set end_2 1 | |
314 | set diff_pass 1 | |
315 | break | |
316 | } elseif { [string match "#failif" $line_b] } { | |
317 | send_log "fail if no difference\n" | |
318 | verbose "fail if no difference" 3 | |
319 | set fail_if_match 1 | |
320 | } elseif { [string match "#..." $line_b] } { | |
321 | if { [gets $file_b line_b] == $eof } { | |
322 | set end_2 1 | |
323 | set diff_pass 1 | |
324 | break | |
325 | } | |
47a50e5b | 326 | set negated [expr { [string index $line_b 0] == "!" }] |
738f4d98 MR |
327 | set line_bx [string range $line_b $negated end] |
328 | set n [expr { $negated ? "! " : "" }] | |
eb22018c RS |
329 | # Substitute on the reference. |
330 | foreach {name value} $ref_subst { | |
738f4d98 | 331 | regsub -- $name $line_bx $value line_bx |
eb22018c | 332 | } |
738f4d98 MR |
333 | verbose "looking for $n\"^$line_bx$\"" 3 |
334 | while { [expr [regexp "^$line_bx$" "$line_a"] == $negated] } { | |
eb22018c RS |
335 | verbose "skipping \"$line_a\"" 3 |
336 | if { [gets $file_a line_a] == $eof } { | |
337 | set end_1 1 | |
338 | break | |
339 | } | |
340 | } | |
341 | break | |
342 | } | |
343 | if { [gets $file_b line_b] == $eof } { | |
344 | set end_2 1 | |
345 | break | |
346 | } | |
347 | } | |
348 | ||
349 | if { $diff_pass } { | |
350 | break | |
351 | } elseif { $end_1 && $end_2 } { | |
352 | break | |
353 | } elseif { $end_1 } { | |
354 | send_log "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1\n" | |
355 | verbose "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1" 3 | |
356 | set differences 1 | |
357 | break | |
358 | } elseif { $end_2 } { | |
359 | send_log "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" | |
360 | verbose "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" 3 | |
361 | set differences 1 | |
362 | break | |
363 | } else { | |
47a50e5b | 364 | set negated [expr { [string index $line_b 0] == "!" }] |
738f4d98 MR |
365 | set line_bx [string range $line_b $negated end] |
366 | set n [expr { $negated ? "! " : "" }] | |
367 | set s [expr { $negated ? " " : "" }] | |
eb22018c RS |
368 | # Substitute on the reference. |
369 | foreach {name value} $ref_subst { | |
738f4d98 | 370 | regsub -- $name $line_bx $value line_bx |
eb22018c | 371 | } |
738f4d98 MR |
372 | verbose "regexp $n\"^$line_bx$\"\nline \"$line_a\"" 3 |
373 | if { [expr [regexp "^$line_bx$" "$line_a"] == $negated] } { | |
eb22018c | 374 | send_log "regexp_diff match failure\n" |
738f4d98 | 375 | send_log "regexp $n\"^$line_bx$\"\nline $s\"$line_a\"\n" |
eb22018c RS |
376 | verbose "regexp_diff match failure\n" 3 |
377 | set differences 1 | |
378 | } | |
379 | } | |
380 | } | |
381 | ||
382 | if { $differences == 0 && !$diff_pass && [eof $file_a] != [eof $file_b] } { | |
383 | send_log "$file_1 and $file_2 are different lengths\n" | |
384 | verbose "$file_1 and $file_2 are different lengths" 3 | |
385 | set differences 1 | |
386 | } | |
387 | ||
388 | if { $fail_if_match } { | |
389 | if { $differences == 0 } { | |
390 | set differences 1 | |
391 | } else { | |
392 | set differences 0 | |
393 | } | |
394 | } | |
395 | ||
396 | close $file_a | |
397 | close $file_b | |
398 | ||
399 | return $differences | |
400 | } |