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c906108c SS |
1 | # Simulator dejagnu utilities. |
2 | ||
3 | # Communicate simulator path from sim_init to sim_version. | |
4 | # For some reason [board_info target sim] doesn't work in sim_version. | |
5 | # [Presumubly because the target has been "popped" by then. Odd though.] | |
6 | set sim_path "unknown-run" | |
7 | ||
8 | # Initialize the testrun. | |
9 | # Required by dejagnu. | |
10 | ||
11 | proc sim_init { args } { | |
12 | global sim_path | |
13 | set sim_path [board_info target sim] | |
14 | # Need to return an empty string (copied from GAS). | |
15 | return "" | |
16 | } | |
17 | ||
18 | # Print the version of the simulator being tested. | |
19 | # Required by dejagnu. | |
20 | ||
21 | proc sim_version {} { | |
22 | global sim_path | |
23 | set version 0.5 | |
24 | clone_output "$sim_path $version\n" | |
25 | } | |
26 | ||
27 | # Cover function to target_compile. | |
28 | # Copied from gdb_compile. | |
29 | ||
30 | proc sim_compile { source dest type options } { | |
31 | set result [target_compile $source $dest $type $options] | |
32 | regsub "\[\r\n\]*$" "$result" "" result | |
33 | regsub "^\[\r\n\]*" "$result" "" result | |
34 | if { $result != "" } { | |
35 | clone_output "sim compile output: $result" | |
36 | } | |
37 | return $result | |
38 | } | |
39 | ||
40 | # Run a program on the simulator. | |
41 | # Required by dejagnu (at least ${tool}_run used to be). | |
42 | # | |
43 | # SIM_OPTS are options for the simulator. | |
44 | # PROG_OPTS are options passed to the simulated program. | |
45 | # At present REDIR must be "" or "> foo". | |
46 | # OPTIONS is a list of options internal to this routine. | |
47 | # This is modelled after target_compile. We want to be able to add new | |
48 | # options without having to update all our users. | |
49 | # Currently: | |
50 | # env(foo)=val - set environment variable foo to val for this run | |
51 | # timeout=val - set the timeout to val for this run | |
52 | # | |
53 | # The result is a list of two elements. | |
54 | # The first is one of pass/fail/etc. | |
55 | # The second is the program's output. | |
56 | # | |
57 | # This is different than the sim_load routine provided by | |
58 | # dejagnu/config/sim.exp. It's not clear how to pass arguments to the | |
59 | # simulator (not the simulated program, the simulator) with sim_load. | |
60 | ||
61 | proc sim_run { prog sim_opts prog_opts redir options } { | |
62 | global SIMFLAGS | |
63 | ||
64 | # Set the default value of the timeout. | |
65 | # FIXME: The timeout value we actually want is a function of | |
66 | # host, target, and testcase. | |
67 | set testcase_timeout [board_info target sim_time_limit] | |
68 | if { "$testcase_timeout" == "" } { | |
69 | set testcase_timeout [board_info host testcase_timeout] | |
70 | } | |
71 | if { "$testcase_timeout" == "" } { | |
72 | set testcase_timeout 240 ;# 240 same as in dejagnu/config/sim.exp. | |
73 | } | |
74 | ||
75 | # Initial the environment we pass to the testcase. | |
76 | set testcase_env "" | |
77 | ||
78 | # Process OPTIONS ... | |
79 | foreach o $options { | |
80 | if [regexp {^env\((.*)\)=(.*)} $o full var val] { | |
81 | set testcase_env "$testcase_env $var=$val" | |
82 | } elseif [regexp {^timeout=(.*)} $o full val] { | |
83 | set testcase_timeout $val | |
84 | } | |
85 | ||
86 | } | |
87 | ||
88 | verbose "testcase timeout is set to $testcase_timeout" 1 | |
89 | ||
90 | set sim [board_info target sim] | |
91 | ||
92 | if [is_remote host] { | |
93 | set prog [remote_download host $prog] | |
94 | if { $prog == "" } { | |
95 | error "download failed" | |
96 | return -1; | |
97 | } | |
98 | } | |
99 | ||
100 | set board [target_info name] | |
101 | if [board_info $board exists sim,options] { | |
102 | set always_opts [board_info $board sim,options] | |
103 | } else { | |
104 | set always_opts "" | |
105 | } | |
106 | ||
107 | # FIXME: this works for UNIX only | |
108 | if { "$testcase_env" != "" } { | |
109 | set sim "env $testcase_env $sim" | |
110 | } | |
111 | ||
112 | send_log "$sim $always_opts $SIMFLAGS $sim_opts $prog $prog_opts\n" | |
113 | ||
114 | if { "$redir" == "" } { | |
115 | remote_spawn host "$sim $always_opts $SIMFLAGS $sim_opts $prog $prog_opts" | |
116 | } else { | |
117 | remote_spawn host "$sim $always_opts $SIMFLAGS $sim_opts $prog $prog_opts $redir" writeonly | |
118 | } | |
119 | set result [remote_wait host $testcase_timeout] | |
120 | ||
121 | set return_code [lindex $result 0] | |
122 | set output [lindex $result 1] | |
123 | # Remove the \r part of "\r\n" so we don't break all the patterns | |
124 | # we want to match. | |
125 | regsub -all -- "\r" $output "" output | |
126 | ||
127 | if [is_remote host] { | |
128 | # clean up after ourselves. | |
129 | remote_file host delete $prog | |
130 | } | |
131 | ||
132 | # ??? Not sure the test for pass/fail is right. | |
133 | # We just care that the simulator ran correctly, not whether the simulated | |
134 | # program return 0 or non-zero from `main'. | |
135 | set status fail | |
136 | if { $return_code == 0 } { | |
137 | set status pass | |
138 | } | |
139 | ||
140 | return [list $status $output] | |
141 | } | |
142 | ||
143 | # Run testcase NAME. | |
144 | # NAME is either a fully specified file name, or just the file name in which | |
145 | # case $srcdir/$subdir will be prepended. | |
146 | # ALL_MACHS is a list of machs to use if "mach: all" is specified in the file. | |
147 | # The file can contain options in the form "# option(mach list): value" | |
148 | # Possibilities: | |
149 | # mach: [all | machine names] | |
150 | # as[(mach-list)]: <assembler options> | |
151 | # ld[(mach-list)]: <linker options> | |
152 | # sim[(mach-list)]: <simulator options> | |
153 | # output[(mach-list)]: program output pattern to match with string-match | |
154 | # xerror[(mach-list)]: program is expected to return with a "failure" exit code | |
155 | # If `output' is not specified, the program must output "pass" if !xerror or | |
156 | # "fail" if xerror. | |
157 | # The parens in "optname()" are optional if the specification is for all machs. | |
158 | ||
159 | proc run_sim_test { name all_machs } { | |
160 | global subdir srcdir | |
161 | global AS ASFLAGS LD LDFLAGS SIMFLAGS | |
162 | global opts | |
163 | ||
164 | if [string match "*/*" $name] { | |
165 | set file $name | |
166 | set name [file tail $name] | |
167 | } else { | |
168 | set file "$srcdir/$subdir/$name" | |
169 | } | |
170 | ||
171 | set opt_array [slurp_options "${file}"] | |
172 | if { $opt_array == -1 } { | |
173 | unresolved $subdir/$name | |
174 | return | |
175 | } | |
176 | set opts(as) {} | |
177 | set opts(ld) {} | |
178 | set opts(sim) {} | |
179 | set opts(output) {} | |
180 | set opts(mach) {} | |
181 | set opts(timeout) {} | |
182 | set opts(xerror) "no" | |
183 | ||
184 | foreach i $opt_array { | |
185 | set opt_name [lindex $i 0] | |
186 | set opt_machs [lindex $i 1] | |
187 | set opt_val [lindex $i 2] | |
188 | if ![info exists opts($opt_name)] { | |
189 | perror "unknown option $opt_name in file $file" | |
190 | unresolved $subdir/$name | |
191 | return | |
192 | } | |
193 | foreach m $opt_machs { | |
194 | set opts($opt_name,$m) $opt_val | |
195 | } | |
196 | if { "$opt_machs" == "" } { | |
197 | set opts($opt_name) $opt_val | |
198 | } | |
199 | } | |
200 | ||
201 | set testname $name | |
202 | set sourcefile $file | |
203 | if { $opts(output) == "" } { | |
204 | if { "$opts(xerror)" == "no" } { | |
205 | set opts(output) "pass\n" | |
206 | } else { | |
207 | set opts(output) "fail\n" | |
208 | } | |
209 | } | |
210 | # Change \n sequences to newline chars. | |
211 | regsub -all "\\\\n" $opts(output) "\n" opts(output) | |
212 | ||
213 | foreach mach $opts(mach) { | |
214 | verbose "Testing $name on $mach." | |
215 | ||
216 | if ![info exists opts(as,$mach)] { | |
217 | set opts(as,$mach) $opts(as) | |
218 | } | |
219 | send_log "$AS $ASFLAGS $opts(as,$mach) -I$srcdir/$subdir -o ${name}.o $sourcefile\n" | |
220 | catch "exec $AS $ASFLAGS $opts(as,$mach) -I$srcdir/$subdir -o ${name}.o $sourcefile" comp_output | |
221 | ||
222 | if ![string match "" $comp_output] { | |
223 | verbose -log "$comp_output" 3 | |
224 | fail "$mach $testname" | |
225 | continue | |
226 | } | |
227 | ||
228 | if ![info exists opts(ld,$mach)] { | |
229 | set opts(ld,$mach) $opts(ld) | |
230 | } | |
231 | send_log "$LD $LDFLAGS $opts(ld,$mach) -o ${name}.x ${name}.o\n" | |
232 | catch "exec $LD $LDFLAGS $opts(ld,$mach) -o ${name}.x ${name}.o" comp_output | |
233 | ||
234 | if ![string match "" $comp_output] { | |
235 | verbose -log "$comp_output" 3 | |
236 | fail "$mach $testname" | |
237 | continue | |
238 | } | |
239 | ||
240 | # If no machine specific options, default to the general version. | |
241 | if ![info exists opts(sim,$mach)] { | |
242 | set opts(sim,$mach) $opts(sim) | |
243 | } | |
244 | ||
245 | # Build the options argument. | |
246 | set options "" | |
247 | if { "$opts(timeout)" != "" } { | |
248 | set options "$options timeout=$opts(timeout)" | |
249 | } | |
250 | ||
251 | set result [sim_run ${name}.x "$opts(sim,$mach)" "" "" "$options"] | |
252 | set status [lindex $result 0] | |
253 | set output [lindex $result 1] | |
254 | ||
255 | if { "$status" == "pass" } { | |
256 | if { "$opts(xerror)" == "no" } { | |
257 | if [string match $opts(output) $output] { | |
258 | pass "$mach $testname" | |
259 | } else { | |
260 | verbose -log "output: $output" 3 | |
261 | verbose -log "pattern: $opts(output)" 3 | |
262 | fail "$mach $testname" | |
263 | } | |
264 | } else { | |
265 | verbose -log "`pass' return code when expecting failure" 3 | |
266 | fail "$mach $testname" | |
267 | } | |
268 | } elseif { "$status" == "fail" } { | |
269 | if { "$opts(xerror)" == "no" } { | |
270 | fail "$mach $testname" | |
271 | } else { | |
272 | if [string match $opts(output) $output] { | |
273 | pass "$mach $testname" | |
274 | } else { | |
275 | verbose -log "output: $output" 3 | |
276 | verbose -log "pattern: $opts(output)" 3 | |
277 | fail "$mach $testname" | |
278 | } | |
279 | } | |
280 | } else { | |
281 | $status "$mach $testname" | |
282 | } | |
283 | } | |
284 | } | |
285 | ||
286 | # Subroutine of run_sim_test to process options in FILE. | |
287 | ||
288 | proc slurp_options { file } { | |
289 | if [catch { set f [open $file r] } x] { | |
290 | #perror "couldn't open `$file': $x" | |
291 | perror "$x" | |
292 | return -1 | |
293 | } | |
294 | set opt_array {} | |
295 | # whitespace expression | |
296 | set ws {[ ]*} | |
297 | set nws {[^ ]*} | |
298 | # whitespace is ignored anywhere except within the options list; | |
299 | # option names are alphabetic only | |
300 | set pat "^#${ws}(\[a-zA-Z\]*)\\(?(\[^):\]*)\\)?$ws:${ws}(.*)$ws\$" | |
301 | # Allow comment as first line of file. | |
302 | set firstline 1 | |
303 | while { [gets $f line] != -1 } { | |
304 | set line [string trim $line] | |
305 | # Whitespace here is space-tab. | |
306 | if [regexp $pat $line xxx opt_name opt_machs opt_val] { | |
307 | # match! | |
308 | lappend opt_array [list $opt_name $opt_machs $opt_val] | |
309 | } else { | |
310 | if { ! $firstline } { | |
311 | break | |
312 | } | |
313 | } | |
314 | set firstline 0 | |
315 | } | |
316 | close $f | |
317 | return $opt_array | |
318 | } |