1 # Makefile for regression testing the GNU debugger.
2 # Copyright 1992-2019 Free Software Foundation, Inc.
4 # This file is part of GDB.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
22 exec_prefix = @
exec_prefix@
23 abs_builddir
= @abs_builddir@
24 abs_srcdir
= @abs_srcdir@
26 target_alias
= @target_noncanonical@
27 program_transform_name
= @program_transform_name@
28 build_canonical
= @build@
29 host_canonical
= @host@
30 target_canonical
= @target@
35 RPATH_ENVVAR
= @RPATH_ENVVAR@
37 EXTRA_RULES
= @EXTRA_RULES@
41 EXPECT
= `if [ "$${READ1}" != "" ] ; then \
42 echo $${rootme}/expect-read1; \
43 elif [ -f $${rootme}/../../expect/expect ] ; then \
44 echo $${rootme}/../../expect/expect ; \
49 RUNTEST
= $(RUNTEST_FOR_TARGET
)
57 # Default number of iterations that we will use to run the testsuite
58 # if the user does not specify the RACY_ITER environment variable
59 # (e.g., when the user calls the make rule directly from the command
63 RUNTEST_FOR_TARGET
= `\
64 if [ -f $${srcdir}/../../dejagnu/runtest ]; then \
65 echo $${srcdir}/../../dejagnu/runtest; \
67 if [ "$(host_canonical)" = "$(target_canonical)" ]; then \
70 t='$(program_transform_name)'; echo runtest | sed -e $$t; \
74 #### host, target, and site specific Makefile frags come in here.
76 # The use of $$(x_FOR_TARGET) reduces the command line length by not
77 # duplicating the lengthy definition.
79 TARGET_FLAGS_TO_PASS
= \
81 "exec_prefix=$(exec_prefix)" \
82 "against=$(against)" \
83 'CC=$$(CC_FOR_TARGET)' \
84 "CC_FOR_TARGET=$(CC_FOR_TARGET)" \
85 "CFLAGS=$(TESTSUITE_CFLAGS)" \
86 'CXX=$$(CXX_FOR_TARGET)' \
87 "CXX_FOR_TARGET=$(CXX_FOR_TARGET)" \
88 "CXXFLAGS=$(CXXFLAGS)" \
89 "MAKEINFO=$(MAKEINFO)" \
90 "INSTALL=$(INSTALL)" \
91 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
92 "INSTALL_DATA=$(INSTALL_DATA)" \
93 "LDFLAGS=$(LDFLAGS)" \
95 "RUNTEST=$(RUNTEST)" \
96 "RUNTESTFLAGS=$(RUNTESTFLAGS)"
99 @echo
"Nothing to be done for all..."
115 # Use absolute `site.exp' path everywhere to suppress VPATH lookups for it.
116 # Bare `site.exp' is used as a target here if user requests it explicitly.
117 # $(RUNTEST) is looking up `site.exp' only in the current directory.
119 $(abs_builddir
)/site.exp site.exp
: .
/config.status Makefile
120 @echo
"Making a new config file..."
123 -@mv site.exp site.bak
124 @echo
"## these variables are automatically generated by make ##" > .
/tmp0
125 @echo
"# Do not edit here. If you wish to override these values" >> .
/tmp0
126 @echo
"# add them to the last section" >> .
/tmp0
127 @echo
"set host_triplet ${host_canonical}" >> .
/tmp0
128 @echo
"set target_alias $(target_alias)" >> .
/tmp0
129 @echo
"set target_triplet ${target_canonical}" >> .
/tmp0
130 @echo
"set build_triplet ${build_canonical}" >> .
/tmp0
131 @echo
"set srcdir ${abs_srcdir}" >> .
/tmp0
132 @echo
"set tool gdb" >> .
/tmp0
133 @echo
'source $${srcdir}/lib/append_gdb_boards_dir.exp' >> .
/tmp0
134 @echo
"## All variables above are generated by configure. Do Not Edit ##" >> .
/tmp0
135 @cat .
/tmp0
> site.exp
136 @cat site.bak | sed \
137 -e
'1,/^## All variables above are.*##/ d' >> site.exp
142 # See whether -j was given to make. Before GNU make 4.2, either it was
143 # given with no arguments, and appears as "j" in the first word, or it was
144 # given an argument and appears as "-j" in a separate word. Starting with
145 # GNU make 4.2, it always appears as "-j"/"-jN" in a separate word.
146 saw_dash_j
= $(or
$(findstring j
,$(firstword $(MAKEFLAGS
))),$(filter -j
%,$(MAKEFLAGS
)))
148 # Try to run the tests in parallel if any -j option is given. If RUNTESTFLAGS
149 # is not empty, then by default the tests will be serialized. This can be
150 # overridden by setting FORCE_PARALLEL to any non-empty value.
151 CHECK_TARGET_TMP
= $(if
$(FORCE_PARALLEL
),check-parallel
,$(if
$(RUNTESTFLAGS
),check-single
,$(if
$(saw_dash_j
),check-parallel
,check-single
)))
152 CHECK_TARGET
= $(if
$(RACY_ITER
),$(addsuffix -racy
,$(CHECK_TARGET_TMP
)),$(CHECK_TARGET_TMP
))
154 # Note that we must resort to a recursive make invocation here,
155 # because GNU make 3.82 has a bug preventing MAKEFLAGS from being used
157 check: all $(abs_builddir
)/site.exp
158 $(MAKE
) $(CHECK_TARGET
)
161 $(MAKE
) READ1
="1" check
163 # Check whether we need to print the timestamp for each line of
165 TIMESTAMP
= $(if
$(TS
),|
$(srcdir)/print-ts.py
$(if
$(TS_FORMAT
),$(TS_FORMAT
),),)
167 gdbserver_debug
= $(if
$(GDBSERVER_DEBUG
),GDBSERVER_DEBUG
=$(GDBSERVER_DEBUG
) ; export GDBSERVER_DEBUG
;,)
169 # All the hair to invoke dejagnu. A given invocation can just append
172 rootme
=`pwd`; export rootme
; \
173 srcdir=${srcdir} ; export srcdir ; \
174 EXPECT
=${EXPECT} ; export EXPECT
; \
175 EXEEXT
=${EXEEXT} ; export EXEEXT
; $(gdbserver_debug
) \
176 $(RPATH_ENVVAR
)=$$rootme/..
/..
/expect
:$$rootme/..
/..
/libstdc
++:$$rootme/..
/..
/tk
/unix
:$$rootme/..
/..
/tcl
/unix
:$$rootme/..
/..
/bfd
:$$rootme/..
/..
/opcodes
:$$$(RPATH_ENVVAR
); \
177 export $(RPATH_ENVVAR
); \
178 if
[ -f
$${rootme}/..
/..
/expect
/expect
] ; then \
179 TCL_LIBRARY
=$${srcdir}/..
/..
/tcl
/library
; \
180 export TCL_LIBRARY
; fi
; \
183 # TESTS exists for the user to pass on the command line to easily
184 # say "Only run these tests." With check-single it's not necessary, but
185 # with check-parallel there's no other way to (easily) specify a subset
186 # of tests. For consistency we support it for check-single as well.
187 # To specify all tests in a subdirectory, use TESTS=gdb.subdir/*.exp.
188 # E.g., make check TESTS="gdb.server/*.exp gdb.threads/*.exp".
191 ifeq ($(strip $(TESTS
)),)
192 expanded_tests_or_none
:=
194 expanded_tests
:= $(patsubst $(srcdir)/%,%,$(wildcard $(addprefix $(srcdir)/,$(TESTS
))))
195 expanded_tests_or_none
:= $(or
$(expanded_tests
),no-matching-tests-found
)
198 # Shorthand for running all the tests in a single directory.
200 $(MAKE
) check TESTS
="gdb.$*/*.exp"
203 $(DO_RUNTEST
) $(RUNTESTFLAGS
) $(expanded_tests_or_none
) $(TIMESTAMP
)
206 -rm -rf cache racy_outputs temp
207 mkdir
-p racy_outputs
; \
208 racyiter
="$(RACY_ITER)"; \
209 test "x$$racyiter" == "x" && \
210 racyiter
=$(DEFAULT_RACY_ITER
); \
211 if
test $$racyiter -lt
2 ; then \
212 echo
"RACY_ITER must be at least 2."; \
216 for n in
`seq $$racyiter` ; do \
217 mkdir
-p racy_outputs
/$$n; \
218 $(DO_RUNTEST
) --outdir
=racy_outputs
/$$n $(RUNTESTFLAGS
) \
219 $(expanded_tests_or_none
) $(TIMESTAMP
); \
221 $(srcdir)/analyze-racy-logs.py \
222 `ls racy_outputs/*/gdb.sum` > racy.sum
; \
223 sed
-n
'/=== gdb Summary ===/,$$ p' racy.sum
226 -rm -rf cache outputs temp
227 $(MAKE
) -k do-check-parallel
; \
229 $(SHELL
) $(srcdir)/..
/..
/contrib
/dg-extract-results.sh \
230 `find outputs -name gdb.sum -print` > gdb.sum
; \
231 $(SHELL
) $(srcdir)/..
/..
/contrib
/dg-extract-results.sh
-L \
232 `find outputs -name gdb.log -print` > gdb.log
; \
233 sed
-n
'/=== gdb Summary ===/,$$ p' gdb.sum
; \
237 -rm -rf cache racy_outputs temp
238 racyiter
="$(RACY_ITER)"; \
239 test "x$$racyiter" == "x" && \
240 racyiter
=$(DEFAULT_RACY_ITER
); \
241 if
test $$racyiter -lt
2 ; then \
242 echo
"RACY_ITER must be at least 2."; \
246 for n in
`seq $$racyiter` ; do \
247 $(MAKE
) -k do-check-parallel-racy \
249 $(SHELL
) $(srcdir)/..
/..
/contrib
/dg-extract-results.sh \
250 `find racy_outputs/$$n -name gdb.sum -print` > \
251 racy_outputs
/$$n/gdb.sum
; \
252 $(SHELL
) $(srcdir)/..
/..
/contrib
/dg-extract-results.sh
-L \
253 `find racy_outputs/$$n -name gdb.log -print` > \
254 racy_outputs
/$$n/gdb.log
; \
255 sed
-n
'/=== gdb Summary ===/,$$ p' racy_outputs
/$$n/gdb.sum
; \
257 $(srcdir)/analyze-racy-logs.py \
258 `ls racy_outputs/*/gdb.sum` > racy.sum
; \
259 sed
-n
'/=== gdb Summary ===/,$$ p' racy.sum
261 # Turn a list of .exp files into "check/" targets. Only examine .exp
262 # files appearing in a gdb.* directory -- we don't want to pick up
263 # lib/ by mistake. For example, gdb.linespec/linespec.exp becomes
264 # check/gdb.linespec/linespec.exp. The list is generally sorted
265 # alphabetically, but we take a few tests known to be slow and push
266 # them to the front of the list to try to lessen the overall time
267 # taken by the test suite -- if one of these tests happens to be run
268 # late, it will cause the overall time to increase.
269 ifeq ($(strip $(TESTS
)),)
270 slow_tests
= gdb.base
/break-interp.exp gdb.base
/interp.exp \
271 gdb.base
/multi-forks.exp
272 all_tests
:= $(shell cd
$(srcdir) && find gdb.
* -name
'*.exp' -print)
273 reordered_tests
:= $(slow_tests
) $(filter-out $(slow_tests
),$(all_tests
))
274 TEST_TARGETS
:= $(addprefix $(if
$(RACY_ITER
),check-racy
,check)/,$(reordered_tests
))
276 TEST_TARGETS
:= $(addprefix $(if
$(RACY_ITER
),check-racy
,check)/,$(expanded_tests_or_none
))
279 do-check-parallel
: $(TEST_TARGETS
)
284 @
$(DO_RUNTEST
) GDB_PARALLEL
=yes
--outdir
=outputs
/$* $*.exp
$(RUNTESTFLAGS
) $(TIMESTAMP
)
286 do-check-parallel-racy
: $(TEST_TARGETS
)
290 -mkdir
-p racy_outputs
/$(RACY_OUTPUT_N
)/$*
291 $(DO_RUNTEST
) GDB_PARALLEL
=yes \
292 --outdir
=racy_outputs
/$(RACY_OUTPUT_N
)/$* $*.exp \
293 $(RUNTESTFLAGS
) $(TIMESTAMP
)
295 check/no-matching-tests-found
:
297 @echo
"No matching tests found."
300 # Utility rule invoked by step 2 of the build-perf rule.
302 mkdir
-p gdb.perf
/outputs
/$*
303 $(DO_RUNTEST
) --outdir
=gdb.perf
/outputs
/$* lib
/build-piece.exp WORKER
=$* GDB_PARALLEL
=gdb.perf
$(RUNTESTFLAGS
) GDB_PERFTEST_MODE
=compile GDB_PERFTEST_SUBMODE
=build-pieces
$(TIMESTAMP
)
305 # Utility rule to build tests that support it in parallel.
306 # The build is broken into 3 steps distinguished by GDB_PERFTEST_SUBMODE:
307 # gen-workers, build-pieces, final.
309 # GDB_PERFTEST_MODE appears *after* RUNTESTFLAGS here because we don't want
310 # anything in RUNTESTFLAGS to override it.
312 # We don't delete the outputs directory here as these programs can take
313 # awhile to build, and perftest.exp has support for deciding whether to
314 # recompile them. If you want to remove these directories, make clean.
316 # The point of step 1 is to construct the set of worker tasks for step 2.
317 # All of the information needed by build-piece.exp is contained in the name
318 # of the generated .worker file.
319 build-perf
: $(abs_builddir
)/site.exp
320 rm -rf gdb.perf
/workers
321 mkdir
-p gdb.perf
/workers
322 @
: Step
1: Generate the build .worker files.
323 $(DO_RUNTEST
) --directory
=gdb.perf
--outdir gdb.perf
/workers GDB_PARALLEL
=gdb.perf
$(RUNTESTFLAGS
) GDB_PERFTEST_MODE
=compile GDB_PERFTEST_SUBMODE
=gen-workers
$(TIMESTAMP
)
324 @
: Step
2: Compile the pieces. Here is the build parallelism.
325 $(MAKE
) $$(cd gdb.perf
&& echo workers
/*/*.worker
)
326 @
: Step
3: Do the final link.
327 $(DO_RUNTEST
) --directory
=gdb.perf
--outdir gdb.perf GDB_PARALLEL
=gdb.perf
$(RUNTESTFLAGS
) GDB_PERFTEST_MODE
=compile GDB_PERFTEST_SUBMODE
=final
$(TIMESTAMP
)
329 # The default is to both compile and run the tests.
330 GDB_PERFTEST_MODE
= both
332 check-perf
: all $(abs_builddir
)/site.exp
333 @if
test ! -d gdb.perf
; then mkdir gdb.perf
; fi
334 $(DO_RUNTEST
) --directory
=gdb.perf
--outdir gdb.perf GDB_PERFTEST_MODE
=$(GDB_PERFTEST_MODE
) $(RUNTESTFLAGS
) $(TIMESTAMP
)
339 -rm -f
*~ core
*.o a.out xgdb
*.x
*.grt bigcore.corefile .gdb_history
340 -rm -f core.
* *.tf
*.cl tracecommandsscript copy1.txt zzz-gdbscript
342 -rm -rf outputs temp cache
343 -rm -rf gdb.perf
/workers gdb.perf
/outputs gdb.perf
/temp gdb.perf
/cache
344 -rm -f read1.so expect-read1
346 distclean maintainer-clean
realclean: clean
348 -rm -f Makefile config.status
*-init.exp
349 -rm -fr
*.log summary detail
*.plog
*.sum
*.psum site.
*
351 Makefile
: Makefile.in config.status
$(host_makefile_frag
)
352 $(SHELL
) config.status
354 config.status
: configure
355 $(SHELL
) config.status
--recheck
358 find
$(srcdir) -name
'*.exp' -print | \
360 --regex
='/\(proc\|proc_with_prefix\|gdb_caching_proc\)[ \t]+\([^ \t]+\)/\2/' \
363 # Build the expect wrapper script that preloads the read1.so library.
365 @echo Making expect-read1
366 @
rm -f expect-read1-tmp
367 @touch expect-read1-tmp
368 @echo
"# THIS FILE IS GENERATED -*- buffer-read-only: t -*- \n" >>expect-read1-tmp
369 @echo
"# vi:set ro: */\n\n" >>expect-read1-tmp
370 @echo
"# To regenerate this file, run:\n" >>expect-read1-tmp
371 @echo
"# make clean; make/\n" >>expect-read1-tmp
372 @echo
"export LD_PRELOAD=`pwd`/read1.so" >>expect-read1-tmp
373 @echo
'exec expect "$$@"' >>expect-read1-tmp
374 @chmod
+x expect-read1-tmp
375 @mv expect-read1-tmp expect-read1
377 # Build the read1.so preload library. This overrides the `read'
378 # function, making it read one byte at a time. Running the testsuite
379 # with this catches racy tests.
380 read1.so
: lib
/read1.c
381 $(CC
) -o
$@
${srcdir}/lib
/read1.c
-Wall
-g
-shared
-fPIC
$(CFLAGS
)
383 # Build the read1 machinery.
385 read1
: read1.so expect-read1
387 # Disable implicit make rules.
388 include $(srcdir)/..
/disable-implicit-rules.mk