Commit | Line | Data |
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7b79a9d7 | 1 | # Copyright 1998, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. |
c906108c SS |
2 | # |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 2 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program; if not, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | # | |
17 | # Please email any bugs, comments, and/or additions to this file to: | |
18 | # bug-gdb@prep.ai.mit.edu | |
19 | # | |
20 | # This file was written by Kendra. | |
21 | ||
22 | if $tracelevel then { | |
23 | strace $tracelevel | |
24 | } | |
25 | ||
26 | # | |
27 | # Test debugging assembly level programs. | |
28 | # This file uses asmsrc[12].s for input. | |
29 | # | |
30 | ||
31 | set prms_id 0 | |
32 | set bug_id 0 | |
33 | ||
78492fde | 34 | set asm-arch "" |
71507b56 | 35 | set asm-note "empty" |
78492fde | 36 | set asm-flags "" |
a3895cee | 37 | set link-flags "--entry _start" |
78492fde | 38 | |
be375bae | 39 | switch -glob -- [istarget] { |
acf4b816 RH |
40 | "alpha*-*-*" { |
41 | set asm-arch alpha | |
42 | # ??? Won't work with ecoff systems like Tru64, but then we also | |
43 | # don't have any other -g flag that creates mdebug output. | |
9e9617a5 | 44 | set asm-flags "-gdwarf2 -no-mdebug -I${srcdir}/${subdir} -I${objdir}/${subdir}" |
acf4b816 | 45 | } |
be375bae JB |
46 | "*arm-*-*" { |
47 | set asm-arch arm | |
48 | } | |
49 | "xscale-*-*" { | |
50 | set asm-arch arm | |
51 | } | |
52 | "d10v-*-*" { | |
53 | set asm-arch d10v | |
54 | } | |
3a4c9371 KB |
55 | "frv-*-*" { |
56 | set asm-arch frv | |
57 | } | |
be375bae JB |
58 | "s390-*-*" { |
59 | set asm-arch s390 | |
60 | } | |
09bf6082 JB |
61 | "s390x-*-*" { |
62 | set asm-arch s390x | |
63 | } | |
be375bae JB |
64 | "x86_64-*-*" { |
65 | set asm-arch x86_64 | |
66 | set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
67 | } | |
68 | "i\[3456\]86-*-*" { | |
69 | set asm-arch i386 | |
be375bae JB |
70 | } |
71 | "m32r*-*" { | |
72 | set asm-arch m32r | |
3a4b3aac | 73 | append link-flags "--whole-archive -lgloss --no-whole-archive" |
be375bae JB |
74 | } |
75 | "m6811-*-*" { | |
76 | set asm-arch m68hc11 | |
77 | set asm-flags "-mshort-double -m68hc11 -gdwarf2 --no-warn -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
78 | } | |
79 | "m6812-*-*" { | |
80 | set asm-arch m68hc11 | |
81 | set asm-flags "-mshort-double -m68hc12 -gdwarf2 --no-warn -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
82 | } | |
83 | "mips*-*" { | |
84 | set asm-arch mips | |
85 | } | |
86 | "powerpc*-*" { | |
87 | set asm-arch powerpc | |
88 | } | |
71e06f80 CV |
89 | "sh*-*-*" { |
90 | set asm-arch sh | |
91 | set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
71e06f80 | 92 | } |
be375bae JB |
93 | "sparc-*-*" { |
94 | set asm-arch sparc | |
95 | } | |
96 | "sparc64-*-*" { | |
97 | set asm-arch sparc64 | |
98 | set asm-flags "-xarch=v9 -gstabs -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
99 | } | |
100 | "xstormy16-*-*" { | |
101 | set asm-arch xstormy16 | |
102 | set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
103 | } | |
104 | "v850-*-*" { | |
105 | set asm-arch v850 | |
106 | set gdb_wrapper_initialized 1 | |
a955b5bb | 107 | } |
2705e972 AS |
108 | "m68k-*-*" { |
109 | set asm-arch m68k | |
110 | } | |
4630e498 JJ |
111 | "ia64-*-*" { |
112 | set asm-arch ia64 | |
113 | set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}" | |
114 | } | |
017ac23d | 115 | } |
be375bae | 116 | |
78492fde | 117 | if { "${asm-arch}" == "" } { |
9383332c | 118 | gdb_suppress_entire_file "Assembly source test -- not implemented for this target." |
c906108c SS |
119 | } |
120 | ||
71507b56 MK |
121 | # On NetBSD/ELF we need a special NetBSD-identifying note section. |
122 | if { [istarget "*-*-netbsdelf*"] | |
123 | || [istarget "x86_64-*-netbsd*"] } then { | |
124 | set asm-note "netbsd" | |
125 | } | |
126 | ||
53904d1e MK |
127 | # On OpenBSD/ELF we need a similar note section. We make no attempt |
128 | # of handing a.out here since most OpenBSD/a.out systems use a rather | |
129 | # outdated assembler that doesn't assemble this test's code anyway. | |
130 | if { [istarget "*-*-openbsd*"] } then { | |
131 | set asm-note "openbsd" | |
132 | } | |
133 | ||
0fcddd82 EZ |
134 | # Watch out, we are invoking the assembler, but the testsuite sets multilib |
135 | # switches according to compiler syntax. If we pass these options straight | |
136 | # to the assembler, they won't always make sense. If we don't pass them to | |
137 | # the assembler, the final link will complain that the object files were | |
138 | # built with different defaults. So no matter what we do, we lose. We may as | |
139 | # well get out of this test sooner rather than later. | |
140 | set dest [target_info name] | |
141 | if [board_info $dest exists multilib_flags] { | |
142 | set multilib_flags [board_info $dest multilib_flags] | |
143 | if { "${multilib_flags}" != "" } { | |
144 | gdb_suppress_entire_file "Assembly source test -- multilibs not supported by this test." | |
145 | return; | |
146 | } | |
147 | } | |
148 | ||
c906108c SS |
149 | set testfile "asm-source" |
150 | set binfile ${objdir}/${subdir}/${testfile} | |
f2dd3617 EZ |
151 | set srcfile1 asmsrc1.s |
152 | set srcfile2 asmsrc2.s | |
c906108c | 153 | |
a73a20a2 EZ |
154 | remote_exec build "rm -f ${subdir}/arch.inc" |
155 | remote_download host ${srcdir}/${subdir}/${asm-arch}.inc ${subdir}/arch.inc | |
71507b56 MK |
156 | remote_exec build "rm -f ${subdir}/note.inc" |
157 | remote_download host ${srcdir}/${subdir}/${asm-note}.inc ${subdir}/note.inc | |
16a8534a | 158 | |
78492fde | 159 | if { "${asm-flags}" == "" } { |
78492fde AC |
160 | set asm-flags "-gstabs -I${srcdir}/${subdir} -I${objdir}/${subdir}" |
161 | } | |
c906108c | 162 | |
f2dd3617 | 163 | if {[target_assemble ${srcdir}/${subdir}/${srcfile1} asmsrc1.o "${asm-flags}"] != ""} then { |
c906108c SS |
164 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
165 | } | |
f2dd3617 | 166 | if {[target_assemble ${srcdir}/${subdir}/${srcfile2} asmsrc2.o "${asm-flags}"] != ""} then { |
c906108c SS |
167 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
168 | } | |
169 | ||
3a4b3aac MK |
170 | # We deliberately don't use gdb_compile here to link together the |
171 | # assembled object files. Using gdb_compile, and therefore the C | |
172 | # compiler, is conceptually wrong, since we're testing raw assembler | |
173 | # code here that provides its own startup code. Using target_link | |
174 | # also avoids a lot of problems on many systems, most notably on | |
175 | # *-*-*bsd* and *-*-solaris2*. | |
176 | if {[target_link "asmsrc1.o asmsrc2.o" "${binfile}" ${link-flags}] != "" } then { | |
c906108c SS |
177 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
178 | } | |
179 | ||
180 | remote_exec build "mv asmsrc1.o asmsrc2.o ${objdir}/${subdir}" | |
181 | ||
182 | ||
183 | gdb_start | |
184 | gdb_reinitialize_dir $srcdir/$subdir | |
185 | gdb_load ${binfile} | |
186 | ||
187 | # | |
188 | # Run to `main' where we begin our tests. | |
189 | # | |
190 | ||
191 | if ![runto_main] then { | |
192 | gdb_suppress_tests | |
193 | } | |
194 | ||
195 | # Execute the `f' command and see if the result includes source info. | |
78492fde | 196 | gdb_test "f" "asmsrc1\[.\]s:29.*several_nops" "f at main" |
c906108c SS |
197 | |
198 | # See if we properly `next' over a macro with several insns. | |
78492fde | 199 | gdb_test "n" "33\[ \]*.*foo2" "next over macro" |
c906108c SS |
200 | |
201 | # See if we can properly `step' into a subroutine call. | |
202 | gdb_test "s" "8\[ \]*.*" "step into foo2" | |
203 | ||
edb6ede1 MS |
204 | # Test 'info target', and incidentally capture the entry point address. |
205 | set entry_point 0 | |
206 | send_gdb "info target\n" | |
207 | gdb_expect { | |
208 | -re "Symbols from .*asm-source.*Entry point: 0x(\[01232456789abcdefABCDEF\]+).*$gdb_prompt $" { | |
209 | set entry_point $expect_out(1,string) | |
210 | pass "info target" | |
211 | } | |
212 | -re ".*$gdb_prompt $" { | |
213 | fail "info target" | |
214 | } | |
215 | timeout { | |
216 | fail "info target (timeout)" | |
217 | } | |
218 | } | |
219 | ||
220 | # Capture the start symbol (may be '_start' or 'start') | |
221 | set entry_symbol "" | |
222 | send_gdb "info symbol 0x$entry_point\n" | |
223 | gdb_expect { | |
ecace851 JB |
224 | -re "info symbol 0x$entry_point\[\r\n\]+(\[^\r\n\]*) in section .*$gdb_prompt $" { |
225 | # We match the echoed `info symbol' command here, to help us | |
226 | # reliably identify the beginning of the start symbol in the | |
227 | # command's output. You might think we could just use '^' to | |
228 | # start matching at the beginning of the line, but | |
229 | # unfortunately, in Expect, '^' matches the beginning of the | |
230 | # input that hasn't been matched by any expect clause yet. If | |
231 | # every expect clause consumes a complete line, along with its | |
232 | # terminating CR/LF, this is equivalent to the beginning of a | |
233 | # line. But expect clauses that end with `.*' will consume as | |
234 | # much as happened to arrive from the TTY --- exactly where | |
235 | # they leave you depends on inter-process timing. :( | |
edb6ede1 MS |
236 | set entry_symbol $expect_out(1,string) |
237 | pass "info symbol" | |
238 | } | |
239 | -re ".*$gdb_prompt $" { | |
240 | fail "info symbol" | |
241 | } | |
242 | timeout { | |
243 | fail "info symbol (timeout)" | |
244 | } | |
245 | } | |
246 | ||
ca9efc90 | 247 | # Now try a 'list' from the other source file. |
edb6ede1 | 248 | gdb_test "list $entry_symbol" ".*gdbasm_startup.*" "list" |
ca9efc90 MS |
249 | |
250 | # Now try a source file search | |
251 | gdb_test "search A routine for foo2 to call" \ | |
8b1d7e37 | 252 | "40\[ \t\]+comment \"A routine for foo2 to call.\"" "search" |
ca9efc90 | 253 | |
c906108c SS |
254 | # See if `f' prints the right source file. |
255 | gdb_test "f" ".*asmsrc2\[.\]s:8.*" "f in foo2" | |
256 | ||
257 | # `next' one insn (or macro) to set up our stackframe (for the following bt). | |
258 | gdb_test "n" "12\[ \]*.*foo3" "n in foo2" | |
259 | ||
b5703437 MS |
260 | # See if a simple `bt' prints the right source files and |
261 | # doesn't fall off the stack. | |
262 | ||
263 | gdb_test "bt 10" \ | |
0714963c | 264 | "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33" \ |
b5703437 | 265 | "bt ALL in foo2" |
78492fde AC |
266 | |
267 | # See if a capped `bt' prints the right source files. | |
268 | gdb_test "bt 2" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33.*" "bt 2 in foo2" | |
c906108c SS |
269 | |
270 | # Step into another subroutine which lives back in the first source file. | |
271 | gdb_test "s" "" "s 2" | |
272 | ||
273 | # Next over insns to set up the stack frame. | |
274 | gdb_test "n" "" "n 2" | |
275 | ||
78492fde | 276 | # Now see if a capped `bt' is correct. |
8b1d7e37 | 277 | gdb_test "bt 3" "\#0.*foo3.*asmsrc1\[.\]s:45.*\#1.*foo2.*asmsrc2\[.\]s:12.*\#2.*main.*asmsrc1\[.\]s:33.*" "bt 3 in foo3" |
ca9efc90 MS |
278 | |
279 | # Try 'info source' from asmsrc1.s | |
280 | gdb_test "info source" \ | |
281 | "Current source file is .*asmsrc1.s.*Source language is asm.*" \ | |
282 | "info source asmsrc1.s" | |
283 | ||
284 | # Try 'finishing' from foo3 | |
285 | gdb_test "finish" "Run till exit from.*\[\r\n\]13\[ \t\]+gdbasm_call foo3" \ | |
286 | "finish from foo3" | |
287 | ||
288 | # Try 'info source' from asmsrc2.s | |
289 | gdb_test "info source" \ | |
290 | "Current source file is .*asmsrc2.s.*Source language is asm.*" \ | |
291 | "info source asmsrc2.s" | |
292 | ||
27924826 JB |
293 | # Try 'info sources'. This can produce a lot of output on systems |
294 | # with dynamic linking, where the system's shared libc was compiled | |
295 | # with debugging info; for example, on Linux, this produces 47kb of | |
296 | # output. So we consume it as we go. | |
297 | send_gdb "info sources\n" | |
298 | set seen_asmsrc_1 0 | |
299 | set seen_asmsrc_2 0 | |
300 | gdb_expect { | |
301 | -re "^\[^,\]*asmsrc1.s(, |\[\r\n\]+)" { | |
302 | set seen_asmsrc_1 1 | |
303 | exp_continue | |
304 | } | |
305 | -re "^\[^,\]*asmsrc2.s(, |\[\r\n\]+)" { | |
306 | set seen_asmsrc_2 1 | |
307 | exp_continue | |
308 | } | |
309 | -re ", " { | |
310 | exp_continue | |
311 | } | |
312 | -re "$gdb_prompt $" { | |
313 | if {$seen_asmsrc_1 && $seen_asmsrc_2} { | |
314 | pass "info sources" | |
315 | } else { | |
316 | fail "info sources" | |
317 | } | |
318 | } | |
319 | timeout { | |
320 | fail "info sources (timeout)" | |
321 | } | |
322 | } | |
323 | ||
ca9efc90 MS |
324 | |
325 | # Try 'info line' | |
326 | gdb_test "info line" \ | |
327 | "Line 13 of.*asmsrc2.s.*starts at.*<foo2+.*> and ends at.*<foo2+.*>." \ | |
328 | "info line" | |
329 | ||
330 | # Try 'nexting' over next call to foo3 | |
331 | gdb_test "next" "17\[ \t\]+gdbasm_leave" "next over foo3" | |
332 | ||
333 | # Try 'return' from foo2 | |
334 | gdb_test "return" "\#0 main .*37\[ \t\]+gdbasm_exit0" "return from foo2" \ | |
8b1d7e37 | 335 | "Make (foo2|selected stack frame) return now\?.*" "y" |
ca9efc90 | 336 | |
2b6fd0d8 AC |
337 | # Disassemble something, check the output |
338 | proc test_dis { command var } { | |
339 | global gdb_prompt | |
340 | send_gdb "${command}\n" | |
341 | gdb_expect { | |
572eb746 | 342 | -re "${var}.*:.*(Cannot access|Bad address)" { |
2b6fd0d8 AC |
343 | # The "disassembler" was only accessing the local |
344 | # executable and that would cause attempts to disassemble | |
345 | # variables to fail (memory not valid). | |
346 | fail "${command} (memory read error)" | |
347 | } | |
348 | -re "${var}.*:.*${gdb_prompt}" { | |
349 | pass "${command}" | |
350 | } | |
351 | timeout { | |
352 | fail "${command} (timeout)" | |
353 | } | |
354 | } | |
355 | } | |
356 | ||
357 | # See if we can look at a global variable, three ways | |
ca9efc90 | 358 | gdb_test "print globalvar" ".* = 11" "look at global variable" |
2c161407 | 359 | test_dis "x/i &globalvar" "globalvar" |
2b6fd0d8 | 360 | test_dis "disassem &globalvar &globalvar+1" "globalvar" |
ca9efc90 | 361 | |
2b6fd0d8 | 362 | # See if we can look at a static variable, three ways |
ca9efc90 | 363 | gdb_test "print staticvar" ".* = 5" "look at static variable" |
2b6fd0d8 AC |
364 | test_dis "x/i &staticvar" "staticvar" |
365 | test_dis "disassem &staticvar &staticvar+1" "staticvar" | |
ca9efc90 MS |
366 | |
367 | # See if we can look at a static function | |
83c31e7d | 368 | gdb_test "disassem foostatic" ".*<foostatic\\+0>:.*End of assembler dump." \ |
ca9efc90 MS |
369 | "look at static function" |
370 | ||
a73a20a2 | 371 | remote_exec build "rm -f ${subdir}/arch.inc" |
71507b56 | 372 | remote_exec build "rm -f ${subdir}/note.inc" |