1 # Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005,
2 # 2007, 2008, 2010 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with GCC; see the file COPYING3. If not see
16 # <http://www.gnu.org/licenses/>.
18 # This file was written by Rob Savoye (rob@cygnus.com)
19 # Currently maintained by Doug Evans (dje@cygnus.com)
21 # This file is loaded by the tool init file (eg: unix.exp). It provides
22 # default definitions for objc_start, etc. and other supporting cast members.
24 # These globals are used by objc_start if no compiler arguments are provided.
25 # They are also used by the various testsuites to define the environment:
26 # where to find stdio.h, libc.a, etc.
32 load_lib target-libpath.exp
35 # OBJC_UNDER_TEST is the compiler under test.
39 # default_objc_version -- extract and print the version number of the compiler
42 proc default_objc_version { } {
43 global OBJC_UNDER_TEST
47 # Ignore any arguments after the command.
48 set compiler [lindex $OBJC_UNDER_TEST 0]
50 if ![is_remote host] {
51 set compiler_name [which $compiler]
53 set compiler_name $compiler
56 # Verify that the compiler exists.
57 if { $compiler_name != 0 } then {
58 set tmp [remote_exec host "$compiler -v"]
59 set status [lindex $tmp 0]
60 set output [lindex $tmp 1]
61 regexp " version \[^\n\r\]*" $output version
62 if { $status == 0 && [info exists version] } then {
63 clone_output "$compiler_name $version\n"
65 clone_output "Couldn't determine version of $compiler_name: $output\n"
68 # Compiler does not exist (this should have already been detected).
69 warning "$compiler does not exist"
74 # Call objc_version. We do it this way so we can override it if needed.
76 proc objc_version { } {
81 # objc_init -- called at the start of each .exp script.
83 # There currently isn't much to do, but always using it allows us to
84 # make some enhancements without having to go back and rewrite the scripts.
87 set objc_initialized 0
89 proc objc_init { args } {
93 global gluefile wrap_flags
94 global objc_initialized
95 global OBJC_UNDER_TEST
96 global TOOL_EXECUTABLE
97 global objc_libgcc_s_path
98 global gcc_warning_prefix
99 global gcc_error_prefix
101 # We set LC_ALL and LANG to C so that we get the same error messages as
106 # Many hosts now default to a non-ASCII C locale, however, so
107 # they can set a charset encoding here if they need.
108 if { [ishost "*-*-cygwin*"] } {
109 setenv LC_ALL C.ASCII
113 if { $objc_initialized == 1 } { return; }
115 if ![info exists OBJC_UNDER_TEST] then {
116 if [info exists TOOL_EXECUTABLE] {
117 set OBJC_UNDER_TEST $TOOL_EXECUTABLE
119 set OBJC_UNDER_TEST [find_gcc]
123 if ![info exists tmpdir] then {
127 set gcc_warning_prefix "warning:"
128 set gcc_error_prefix "error:"
130 objc_maybe_build_wrapper "${tmpdir}/objc-testglue.o"
132 set objc_libgcc_s_path [gcc-set-multilib-library-path $OBJC_UNDER_TEST]
135 proc objc_target_compile { source dest type options } {
138 global gluefile wrap_flags
140 global OBJC_UNDER_TEST
142 global ld_library_path
143 global objc_libgcc_s_path
145 global TEST_ALWAYS_FLAGS
147 set shlib_ext [get_shlib_extension]
148 set ld_library_path ".:${objc_libgcc_s_path}"
150 # We have to figure out which runtime will be used on darwin because
151 # we need to add the include path for the gnu runtime if that is in
153 # First set the default...
154 if { [istarget *-*-darwin*] } {
159 verbose "initial next runtime state : $nextruntime" 2
160 # Next, see if we define the option in dg-options...
161 foreach opt $options {
162 if [regexp ".*-fnext-runtime.*" $opt] {
165 if [regexp ".*-fgnu-runtime.*" $opt] {
169 verbose "next runtime state after dg opts: $nextruntime" 2
171 set tgt [target_info name]
172 if [board_info $tgt exists multilib_flags] {
173 set lb [board_info $tgt multilib_flags]
174 verbose "board multilib_flags $lb" 2
176 if [regexp ".*-fnext-runtime.*" $opt] {
179 if [regexp ".*-fgnu-runtime.*" $opt] {
184 verbose "next runtime state after any multilib opts: $nextruntime" 2
186 lappend options "libs=-lobjc"
187 verbose "shared lib extension: $shlib_ext" 3
189 if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
190 lappend options "libs=${gluefile}"
191 lappend options "ldflags=$wrap_flags"
194 if [target_info exists objc,stack_size] {
195 lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
197 if [target_info exists objc,no_trampolines] {
198 lappend options "additional_flags=-DNO_TRAMPOLINES"
200 if [target_info exists objc,no_label_values] {
201 lappend options "additional_flags=-DNO_LABEL_VALUES"
204 # TEST_ALWAYS_FLAGS are flags that should be passed to every
205 # compilation. They are passed first to allow individual
206 # tests to override them.
207 if [info exists TEST_ALWAYS_FLAGS] {
208 set options [concat "{additional_flags=$TEST_ALWAYS_FLAGS}" $options]
211 # TOOL_OPTIONS must come first, so that it doesn't override testcase
213 if [info exists TOOL_OPTIONS] {
214 set options [concat "{additional_flags=$TOOL_OPTIONS}" $options]
217 # If we have built libobjc along with the compiler, point the test harness
218 # at it (and associated headers).
220 set objcpath "[get_multilibs]"
222 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
223 if { $libobjc_dir == "" } {
224 # On darwin there is, potentially, a gnu runtime too.
225 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
227 # Perhaps we didn't build static libs.
228 if { $libobjc_dir == "" } {
229 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
230 # On darwin there is, potentially, a gnu runtime too.
231 if { $libobjc_dir == "" } {
232 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
236 if { $libobjc_dir != "" } {
237 # If we are using the gnu runtime, add its includes.
238 if { $nextruntime == 0 } {
239 set objc_include_dir "${srcdir}/../../libobjc"
240 lappend options "additional_flags=-I${objc_include_dir}"
241 verbose "adding gnu runtime include dir: $objc_include_dir "
243 set libobjc_dir [file dirname ${libobjc_dir}]
244 # Allow for %s spec substitutions..
245 set objc_link_flags " -B${libobjc_dir} "
246 lappend options "additional_flags=${objc_link_flags}"
247 set objc_link_flags " -L${libobjc_dir} "
248 lappend options "additional_flags=${objc_link_flags}"
249 append ld_library_path ":${libobjc_dir}"
251 if { $type == "precompiled_header" } {
252 # If we generating a precompiled header, we have say this is an
253 # objective-C header.
254 set source [concat "-x objective-c-header" $source]
256 lappend options "compiler=$OBJC_UNDER_TEST"
257 lappend options "timeout=[timeout_value]"
259 set_ld_library_path_env_vars
261 set options [dg-additional-files-options $options $source]
263 return [target_compile $source $dest $type $options]
267 # objc_pass -- utility to record a testcase passed.
270 proc objc_pass { testcase cflags } {
271 if { "$cflags" == "" } {
274 pass "$testcase, $cflags"
279 # objc_fail -- utility to record a testcase failed
282 proc objc_fail { testcase cflags } {
283 if { "$cflags" == "" } {
286 fail "$testcase, $cflags"
291 # objc_finish -- called at the end of every .exp script that calls objc_init
293 # The purpose of this proc is to hide all quirks of the testing environment
294 # from the testsuites. It also exists to undo anything that objc_init did
295 # (that needs undoing).
298 proc objc_finish { } {
299 # The testing harness apparently requires this.
302 if [info exists errorInfo] then {
306 # Might as well reset these (keeps our caller from wondering whether
307 # s/he has to or not).
308 global prms_id bug_id
316 if [info exists gluefile] {
317 file_on_build delete $gluefile
322 # If this is an older version of dejagnu (without runtest_file_p),
323 # provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
324 # This can be deleted after next dejagnu release.
326 if { [info procs runtest_file_p] == "" } then {
327 proc runtest_file_p { runtests testcase } {
328 if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
329 if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
339 # Provide a definition of this if missing (delete after next dejagnu release).
341 if { [info procs prune_warnings] == "" } then {
342 proc prune_warnings { text } {
347 # Utility used by mike-gcc.exp and c-torture.exp.
348 # Check the compiler(/assembler/linker) output for text indicating that
349 # the testcase should be marked as "unsupported".
351 # When dealing with a large number of tests, it's difficult to weed out the
352 # ones that are too big for a particular cpu (eg: 16 bit with a small amount
353 # of memory). There are various ways to deal with this. Here's one.
354 # Fortunately, all of the cases where this is likely to happen will be using
355 # gld so we can tell what the error text will look like.
357 proc ${tool}_check_unsupported_p { output } {
358 if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
364 # Prune messages from objc that aren't useful.
366 proc prune_objc_output { text } {
367 #send_user "Before:$text\n"
368 regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
369 regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
371 # It would be nice to avoid passing anything to objc that would cause it to
372 # issue these messages (since ignoring them seems like a hack on our part),
373 # but that's too difficult in the general case. For example, sometimes
374 # you need to use -B to point objc at crt0.o, but there are some targets
375 # that don't have crt0.o.
376 regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
377 regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
379 #send_user "After:$text\n"