1 # Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc.
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.
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.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 # If this target does not support weak symbols, skip this test.
19 proc dg-require-weak { args } {
20 set weak_available [ check_weak_available ]
21 if { $weak_available == -1 } {
25 if { $weak_available != 1 } {
26 upvar dg-do-what dg-do-what
27 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
31 # If this target does not support the "visibility" attribute, skip this
34 proc dg-require-visibility { args } {
35 set visibility_available [ check_visibility_available [lindex $args 1 ] ]
36 if { $visibility_available == -1 } {
40 if { $visibility_available != 1 } {
41 upvar dg-do-what dg-do-what
42 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
46 # If this target does not support the "alias" attribute, skip this
49 proc dg-require-alias { args } {
50 set alias_available [ check_alias_available ]
51 if { $alias_available == -1 } {
55 if { $alias_available < 2 } {
56 upvar dg-do-what dg-do-what
57 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
61 # If this target's linker does not support the --gc-sections flag,
64 proc dg-require-gc-sections { args } {
65 if { ![ check_gc_sections_available ] } {
66 upvar dg-do-what dg-do-what
67 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
71 # If this target does not support profiling, skip this test.
73 proc dg-require-profiling { args } {
74 if { ![ check_profiling_available ${args} ] } {
75 upvar dg-do-what dg-do-what
76 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
80 # If this target does not support DLL attributes skip this test.
82 proc dg-require-dll { args } {
84 # As a special case, the mcore-*-elf supports these attributes.
85 # All Symbian OS targets also support these attributes.
86 if { [string match "mcore-*-elf" $target_triplet]
87 || [string match "*-*-symbianelf" $target_triplet]} {
90 # PE/COFF targets support dllimport/dllexport.
91 if { [gcc_target_object_format] == "pe" } {
95 upvar dg-do-what dg-do-what
96 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
99 proc dg-require-iconv { args } {
100 if { ![ check_iconv_available ${args} ] } {
101 upvar dg-do-what dg-do-what
102 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
106 # If this target does not support named sections skip this test.
108 proc dg-require-named-sections { args } {
109 if { ![ check_named_sections_available ] } {
110 upvar dg-do-what dg-do-what
111 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
115 # If the target does not match the required effective target, skip this test.
117 proc dg-require-effective-target { args } {
118 set args [lreplace $args 0 0]
119 if { ![is-effective-target [lindex $args 0]] } {
120 upvar dg-do-what dg-do-what
121 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
125 # If this target does not have fork, skip this test.
127 proc dg-require-fork { args } {
128 if { ![check_fork_available] } {
129 upvar dg-do-what dg-do-what
130 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
134 # If this target does not have mkfifo, skip this test.
136 proc dg-require-mkfifo { args } {
137 if { ![check_mkfifo_available] } {
138 upvar dg-do-what dg-do-what
139 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
143 # If this target does not use __cxa_atexit, skip this test.
145 proc dg-require-cxa-atexit { args } {
146 if { ![ check_cxa_atexit_available ] } {
147 upvar dg-do-what dg-do-what
148 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
152 # Check the flags with which the test will be run against options in
153 # a test directive that will skip or xfail that test. The DejaGnu proc
154 # check_conditional_xfail will look at the options in compiler_flags, so
155 # set that up for this test based on flags we know about.
157 proc check_test_flags { args } {
158 global compiler_flags
159 upvar 2 dg-extra-tool-flags extra_tool_flags
161 # Pull the args out of the enclosing list.
162 set args [lindex $args 0]
164 # Start the list with a dummy tool name so the list will match "*"
165 # if there are no flags.
166 set compiler_flags " toolname "
167 append compiler_flags $extra_tool_flags
168 set dest [target_info name]
169 if [board_info $dest exists multilib_flags] {
170 append compiler_flags "[board_info $dest multilib_flags] "
173 set answer [check_conditional_xfail $args]
175 # Any value in this variable originally was left over from an earlier test.
176 set compiler_flags ""
178 verbose "check_test_flags: $args $answer" 2
182 # Compare flags for a test directive against flags that will be used to
183 # compile the test: multilib flags, flags for torture options, and either
184 # the default flags for this group of tests or flags specified with a
185 # previous dg-options directive.
187 proc check-flags { args } {
188 global compiler_flags
190 # These variables are from DejaGnu's dg-test.
191 upvar dg-extra-tool-flags extra_tool_flags
192 upvar tool_flags tool_flags
194 # The args are within another list; pull them out.
195 set args [lindex $args 0]
197 # Start the list with a dummy tool name so the list will match "*"
198 # if there are no flags.
199 set compiler_flags " toolname "
200 append compiler_flags $extra_tool_flags
201 append compiler_flags $tool_flags
202 # If running a subset of the test suite, $TOOL_OPTIONS may not exist.
203 catch {append compiler_flags " $TOOL_OPTIONS "}
204 set dest [target_info name]
205 if [board_info $dest exists multilib_flags] {
206 append compiler_flags "[board_info $dest multilib_flags] "
209 # The target list might be an effective-target keyword, so replace
210 # the original list with "*-*-*", since we already know it matches.
211 set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]]
213 # Any value in this variable was left over from an earlier test.
214 set compiler_flags ""
219 # Skip the test (report it as UNSUPPORTED) if the target list and
220 # included flags are matched and the excluded flags are not matched.
222 # The first argument is the line number of the dg-skip-if directive
223 # within the test file. Remaining arguments are as for xfail lists:
224 # message { targets } { include } { exclude }
226 # This tests against multilib flags plus either the default flags for this
227 # group of tests or flags specified with a previous dg-options command.
229 proc dg-skip-if { args } {
230 # Don't bother if we're already skipping the test.
231 upvar dg-do-what dg-do-what
232 if { [lindex ${dg-do-what} 1] == "N" } {
236 set args [lreplace $args 0 0]
238 set selector [list target [lindex $args 1]]
239 if { [dg-process-target $selector] == "S" } {
240 # These are defined in DejaGnu's dg-test, needed by check-flags.
241 upvar dg-extra-tool-flags dg-extra-tool-flags
242 upvar tool_flags tool_flags
244 if [check-flags $args] {
245 upvar dg-do-what dg-do-what
246 set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
251 # Like check_conditional_xfail, but callable from a dg test.
253 proc dg-xfail-if { args } {
254 # Don't change anything if we're already skipping the test.
255 upvar dg-do-what dg-do-what
256 if { [lindex ${dg-do-what} 1] == "N" } {
260 set args [lreplace $args 0 0]
261 set selector [list target [lindex $args 1]]
262 if { [dg-process-target $selector] == "S" } {
263 global compiler_conditional_xfail_data
264 set compiler_conditional_xfail_data [lreplace $args 1 1 "*-*-*"]
268 # Intercept the call to the DejaGnu version of dg-process-target to
269 # support use of an effective-target keyword in place of a list of
270 # target triplets to xfail or skip a test.
272 # selector is one of:
273 # xfail target-triplet-1 ...
274 # xfail effective-target-keyword
275 # xfail selector-expression
276 # target target-triplet-1 ...
277 # target effective-target-keyword
278 # target selector-expression
280 # For a target list the result is "S" if the target is selected, "N" otherwise.
281 # For an xfail list the result is "F" if the target is affected, "P" otherwise.
283 # A selector expression appears within curly braces and uses a single logical
284 # operator: !, &&, or ||. An operand is another selector expression, an
285 # effective-target keyword, or a list of target triplets within quotes or
288 if { [info procs saved-dg-process-target] == [list] } {
289 rename dg-process-target saved-dg-process-target
291 # Evaluate an operand within a selector expression.
292 proc selector_opd { op } {
293 set selector "target"
295 set answer [ expr { [dg-process-target $selector] == "S" } ]
296 verbose "selector_opd: `$op' $answer" 2
300 # Evaluate a target triplet list within a selector expression.
301 # Unlike other operands, this needs to be expanded from a list to
302 # the same string as "target".
303 proc selector_list { op } {
304 set selector "target [join $op]"
305 set answer [ expr { [dg-process-target $selector] == "S" } ]
306 verbose "selector_list: `$op' $answer" 2
310 # Evaluate a selector expression.
311 proc selector_expression { exp } {
312 if { [llength $exp] == 2 } {
313 if [string match "!" [lindex $exp 0]] {
314 set op1 [lindex $exp 1]
315 set answer [expr { ! [selector_opd $op1] }]
317 # Assume it's a list of target triplets.
318 set answer [selector_list $exp]
320 } elseif { [llength $exp] == 3 } {
321 set op1 [lindex $exp 0]
322 set opr [lindex $exp 1]
323 set op2 [lindex $exp 2]
324 if [string match "&&" $opr] {
325 set answer [expr { [selector_opd $op1] && [selector_opd $op2] }]
326 } elseif [string match "||" $opr] {
327 set answer [expr { [selector_opd $op1] || [selector_opd $op2] }]
329 # Assume it's a list of target triplets.
330 set answer [selector_list $exp]
333 # Assume it's a list of target triplets.
334 set answer [selector_list $exp]
337 verbose "selector_expression: `$exp' $answer" 2
341 proc dg-process-target { args } {
342 verbose "replacement dg-process-target: `$args'" 2
344 # Extract the 'what' keyword from the argument list.
345 set selector [string trim [lindex $args 0]]
346 if [regexp "^xfail " $selector] {
348 } elseif [regexp "^target " $selector] {
351 error "syntax error in target selector \"$selector\""
354 # Extract the rest of the list, which might be a keyword.
355 regsub "^${what}" $selector "" rest
356 set rest [string trim $rest]
358 if [is-effective-target-keyword $rest] {
359 # The selector is an effective target keyword.
360 if [is-effective-target $rest] {
361 return [expr { $what == "xfail" ? "F" : "S" }]
363 return [expr { $what == "xfail" ? "P" : "N" }]
367 if [string match "{*}" $rest] {
368 if [selector_expression [lindex $rest 0]] {
369 return [expr { $what == "xfail" ? "F" : "S" }]
371 return [expr { $what == "xfail" ? "P" : "N" }]
375 # The selector is not an effective-target keyword, so process
376 # the list of target triplets.
377 return [saved-dg-process-target $selector]