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Add parallel build support for perf tests.
[thirdparty/binutils-gdb.git] / gdb / testsuite / Makefile.in
CommitLineData
c906108c 1# Makefile for regression testing the GNU debugger.
32d0add0 2# Copyright 1992-2015 Free Software Foundation, Inc.
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3
4# This file is part of GDB.
5
d53a7b30 6# This program is free software; you can redistribute it and/or modify
c906108c 7# it under the terms of the GNU General Public License as published by
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8# the Free Software Foundation; either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
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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.
d53a7b30 15#
c906108c 16# You should have received a copy of the GNU General Public License
d53a7b30 17# along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
19VPATH = @srcdir@
20srcdir = @srcdir@
21prefix = @prefix@
22exec_prefix = @exec_prefix@
b8b4e42b 23abs_builddir = @abs_builddir@
c906108c 24
be2a5f71 25target_alias = @target_noncanonical@
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26program_transform_name = @program_transform_name@
27build_canonical = @build@
28host_canonical = @host@
29target_canonical = @target@
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30
31SHELL = @SHELL@
93076499 32EXEEXT = @EXEEXT@
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33SUBDIRS = @subdirs@
34RPATH_ENVVAR = @RPATH_ENVVAR@
2f1d9bdd 35ALL_SUBDIRS = gdb.ada gdb.arch gdb.asm gdb.base gdb.btrace gdb.cell gdb.cp \
bc23328c 36 gdb.disasm gdb.dlang gdb.dwarf2 gdb.fortran gdb.gdb gdb.go \
f8eba3c6 37 gdb.java gdb.linespec gdb.mi gdb.modula2 gdb.multi \
1d41d745 38 gdb.objc gdb.opencl gdb.opt gdb.pascal gdb.python gdb.server \
30e62689 39 gdb.stabs gdb.reverse gdb.threads gdb.trace gdb.xml \
f4b49756 40 $(SUBDIRS)
c906108c 41
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42EXTRA_RULES = @EXTRA_RULES@
43
44CC=@CC@
45
46EXPECT = `if [ "$${READ1}" != "" ] ; then \
47 echo $${rootme}/expect-read1; \
48 elif [ -f $${rootme}/../../expect/expect ] ; then \
49 echo $${rootme}/../../expect/expect ; \
50 else \
51 echo expect ; \
52 fi`
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53
54RUNTEST = $(RUNTEST_FOR_TARGET)
55
56RUNTESTFLAGS =
57
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58FORCE_PARALLEL =
59
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60RUNTEST_FOR_TARGET = `\
61 if [ -f $${srcdir}/../../dejagnu/runtest ]; then \
62 echo $${srcdir}/../../dejagnu/runtest; \
63 else \
64 if [ "$(host_canonical)" = "$(target_canonical)" ]; then \
65 echo runtest; \
66 else \
dcfff61f 67 t='$(program_transform_name)'; echo runtest | sed -e $$t; \
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68 fi; \
69 fi`
70
71#### host, target, and site specific Makefile frags come in here.
72
73# The use of $$(x_FOR_TARGET) reduces the command line length by not
74# duplicating the lengthy definition.
75
76TARGET_FLAGS_TO_PASS = \
77 "prefix=$(prefix)" \
78 "exec_prefix=$(exec_prefix)" \
79 "against=$(against)" \
80 'CC=$$(CC_FOR_TARGET)' \
81 "CC_FOR_TARGET=$(CC_FOR_TARGET)" \
82 "CFLAGS=$(TESTSUITE_CFLAGS)" \
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83 'CXX=$$(CXX_FOR_TARGET)' \
84 "CXX_FOR_TARGET=$(CXX_FOR_TARGET)" \
85 "CXXFLAGS=$(CXXFLAGS)" \
86 "MAKEINFO=$(MAKEINFO)" \
87 "INSTALL=$(INSTALL)" \
88 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
89 "INSTALL_DATA=$(INSTALL_DATA)" \
90 "LDFLAGS=$(LDFLAGS)" \
91 "LIBS=$(LIBS)" \
92 "RUNTEST=$(RUNTEST)" \
93 "RUNTESTFLAGS=$(RUNTESTFLAGS)"
94
2a31c623 95all: $(EXTRA_RULES)
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96 @echo "Nothing to be done for all..."
97
98.NOEXPORT:
99INFODIRS=doc
100info:
101install-info:
102dvi:
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103pdf:
104install-pdf:
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105html:
106install-html:
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107
108install:
109
110uninstall: force
111
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112# Use absolute `site.exp' path everywhere to suppress VPATH lookups for it.
113# Bare `site.exp' is used as a target here if user requests it explicitly.
114# $(RUNTEST) is looking up `site.exp' only in the current directory.
115
116$(abs_builddir)/site.exp site.exp: ./config.status Makefile
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117 @echo "Making a new config file..."
118 -@rm -f ./tmp?
119 @touch site.exp
120 -@mv site.exp site.bak
121 @echo "## these variables are automatically generated by make ##" > ./tmp0
122 @echo "# Do not edit here. If you wish to override these values" >> ./tmp0
123 @echo "# add them to the last section" >> ./tmp0
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124 @echo "set host_triplet ${host_canonical}" >> ./tmp0
125 @echo "set target_alias $(target_alias)" >> ./tmp0
126 @echo "set target_triplet ${target_canonical}" >> ./tmp0
127 @echo "set build_triplet ${build_canonical}" >> ./tmp0
128 @echo "set srcdir ${srcdir}" >> ./tmp0
129 @echo "set tool gdb" >> ./tmp0
f3525b70 130 @echo 'source $${srcdir}/lib/append_gdb_boards_dir.exp' >> ./tmp0
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131 @echo "## All variables above are generated by configure. Do Not Edit ##" >> ./tmp0
132 @cat ./tmp0 > site.exp
133 @cat site.bak | sed \
134 -e '1,/^## All variables above are.*##/ d' >> site.exp
135 -@rm -f ./tmp?
136
137installcheck:
138
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139# See whether -j was given to make. Either it was given with no
140# arguments, and appears as "j" in the first word, or it was given an
141# argument and appears as "-j" in a separate word.
142@GMAKE_TRUE@saw_dash_j = $(or $(findstring j,$(firstword $(MAKEFLAGS))),$(filter -j,$(MAKEFLAGS)))
143
144# For GNU make, try to run the tests in parallel if any -j option is
145# given. If RUNTESTFLAGS is not empty, then by default the tests will
146# be serialized. This can be overridden by setting FORCE_PARALLEL to
147# any non-empty value. For a non-GNU make, do not parallelize.
148@GMAKE_TRUE@CHECK_TARGET = $(if $(FORCE_PARALLEL),check-parallel,$(if $(RUNTESTFLAGS),check-single,$(if $(saw_dash_j),check-parallel,check-single)))
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149@GMAKE_FALSE@CHECK_TARGET = check-single
150
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151# Note that we must resort to a recursive make invocation here,
152# because GNU make 3.82 has a bug preventing MAKEFLAGS from being used
153# in conditions.
154check: all $(abs_builddir)/site.exp
155 $(MAKE) $(CHECK_TARGET)
6bc80edc 156
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157check-read1:
158 $(MAKE) READ1="1" check
159
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160# All the hair to invoke dejagnu. A given invocation can just append
161# $(RUNTESTFLAGS)
162DO_RUNTEST = \
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163 rootme=`pwd`; export rootme; \
164 srcdir=${srcdir} ; export srcdir ; \
165 EXPECT=${EXPECT} ; export EXPECT ; \
93076499 166 EXEEXT=${EXEEXT} ; export EXEEXT ; \
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167 $(RPATH_ENVVAR)=$$rootme/../../expect:$$rootme/../../libstdc++:$$rootme/../../tk/unix:$$rootme/../../tcl/unix:$$rootme/../../bfd:$$rootme/../../opcodes:$$$(RPATH_ENVVAR); \
168 export $(RPATH_ENVVAR); \
169 if [ -f $${rootme}/../../expect/expect ] ; then \
170 TCL_LIBRARY=$${srcdir}/../../tcl/library ; \
171 export TCL_LIBRARY ; fi ; \
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172 $(RUNTEST)
173
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174# TESTS exists for the user to pass on the command line to easily
175# say "Only run these tests." With check-single it's not necessary, but
176# with check-parallel there's no other way to (easily) specify a subset
177# of tests. For consistency we support it for check-single as well.
178# To specify all tests in a subdirectory, use TESTS=gdb.subdir/*.exp.
179# E.g., make check TESTS="gdb.server/*.exp gdb.threads/*.exp".
180@GMAKE_TRUE@TESTS :=
181@GMAKE_FALSE@TESTS =
182
183@GMAKE_TRUE@ifeq ($(strip $(TESTS)),)
184@GMAKE_TRUE@expanded_tests_or_none :=
185@GMAKE_TRUE@else
186@GMAKE_TRUE@expanded_tests := $(patsubst $(srcdir)/%,%,$(wildcard $(addprefix $(srcdir)/,$(TESTS))))
187@GMAKE_TRUE@expanded_tests_or_none := $(or $(expanded_tests),no-matching-tests-found)
188@GMAKE_TRUE@endif
189@GMAKE_FALSE@expanded_tests_or_none = $(TESTS)
190
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191# Shorthand for running all the tests in a single directory.
192@GMAKE_TRUE@check-gdb.%:
193@GMAKE_TRUE@ $(MAKE) check TESTS="gdb.$*/*.exp"
194
81208388 195check-single:
c17ef0d5 196 $(DO_RUNTEST) $(RUNTESTFLAGS) $(expanded_tests_or_none)
6bc80edc 197
6bc80edc 198check-parallel:
5dd3176f 199 -rm -rf cache outputs temp
81208388 200 $(MAKE) -k do-check-parallel; \
6bc80edc 201 $(SHELL) $(srcdir)/dg-extract-results.sh \
81208388 202 `find outputs -name gdb.sum -print` > gdb.sum; \
6bc80edc 203 $(SHELL) $(srcdir)/dg-extract-results.sh -L \
81208388 204 `find outputs -name gdb.log -print` > gdb.log
496038b3 205 @sed -n '/=== gdb Summary ===/,$$ p' gdb.sum
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206
207# Turn a list of .exp files into "check/" targets. Only examine .exp
208# files appearing in a gdb.* directory -- we don't want to pick up
209# lib/ by mistake. For example, gdb.linespec/linespec.exp becomes
210# check/gdb.linespec/linespec.exp. The list is generally sorted
211# alphabetically, but we take a few tests known to be slow and push
212# them to the front of the list to try to lessen the overall time
213# taken by the test suite -- if one of these tests happens to be run
214# late, it will cause the overall time to increase.
c17ef0d5 215@GMAKE_TRUE@ifeq ($(strip $(TESTS)),)
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216slow_tests = gdb.base/break-interp.exp gdb.base/interp.exp \
217 gdb.base/multi-forks.exp
218@GMAKE_TRUE@all_tests := $(shell cd $(srcdir) && find gdb.* -name '*.exp' -print)
219@GMAKE_TRUE@reordered_tests := $(slow_tests) $(filter-out $(slow_tests),$(all_tests))
220@GMAKE_TRUE@TEST_TARGETS := $(addprefix check/,$(reordered_tests))
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221@GMAKE_TRUE@else
222@GMAKE_TRUE@TEST_TARGETS := $(addprefix check/,$(expanded_tests_or_none))
223@GMAKE_TRUE@endif
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224
225do-check-parallel: $(TEST_TARGETS)
226 @:
227
228@GMAKE_TRUE@check/%.exp:
229@GMAKE_TRUE@ -mkdir -p outputs/$*
35baa57f 230@GMAKE_TRUE@ @$(DO_RUNTEST) GDB_PARALLEL=. --outdir=outputs/$* $*.exp $(RUNTESTFLAGS)
c906108c 231
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232check/no-matching-tests-found:
233 @echo ""
234 @echo "No matching tests found."
235 @echo ""
236
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237# Utility rule invoked by step 2 of the build-perf rule.
238@GMAKE_TRUE@workers/%.worker:
239@GMAKE_TRUE@ mkdir -p gdb.perf/outputs/$*
240@GMAKE_TRUE@ $(DO_RUNTEST) --status --outdir=gdb.perf/outputs/$* lib/build-piece.exp WORKER=$* GDB_PARALLEL=gdb.perf $(RUNTESTFLAGS) GDB_PERFTEST_MODE=compile GDB_PERFTEST_SUBMODE=build-pieces
241
242# Utility rule to build tests that support it in parallel.
243# The build is broken into 3 steps distinguished by GDB_PERFTEST_SUBMODE:
244# gen-workers, build-pieces, final.
245#
246# GDB_PERFTEST_MODE appears *after* RUNTESTFLAGS here because we don't want
247# anything in RUNTESTFLAGS to override it.
248#
249# We don't delete the outputs directory here as these programs can take
250# awhile to build, and perftest.exp has support for deciding whether to
251# recompile them. If you want to remove these directories, make clean.
252#
253# The point of step 1 is to construct the set of worker tasks for step 2.
254# All of the information needed by build-piece.exp is contained in the name
255# of the generated .worker file.
256@GMAKE_TRUE@build-perf: $(abs_builddir)/site.exp
257@GMAKE_TRUE@ rm -rf gdb.perf/workers
258@GMAKE_TRUE@ mkdir -p gdb.perf/workers
259@GMAKE_TRUE@ @: Step 1: Generate the build .worker files.
260@GMAKE_TRUE@ $(DO_RUNTEST) --status --directory=gdb.perf --outdir gdb.perf/workers GDB_PARALLEL=gdb.perf $(RUNTESTFLAGS) GDB_PERFTEST_MODE=compile GDB_PERFTEST_SUBMODE=gen-workers
261@GMAKE_TRUE@ @: Step 2: Compile the pieces. Here is the build parallelism.
262@GMAKE_TRUE@ $(MAKE) $$(cd gdb.perf && echo workers/*/*.worker)
263@GMAKE_TRUE@ @: Step 3: Do the final link.
264@GMAKE_TRUE@ $(DO_RUNTEST) --status --directory=gdb.perf --outdir gdb.perf GDB_PARALLEL=gdb.perf $(RUNTESTFLAGS) GDB_PERFTEST_MODE=compile GDB_PERFTEST_SUBMODE=final
265
266# The default is to both compile and run the tests.
267GDB_PERFTEST_MODE = both
268
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269check-perf: all $(abs_builddir)/site.exp
270 @if test ! -d gdb.perf; then mkdir gdb.perf; fi
35baa57f 271 $(DO_RUNTEST) --directory=gdb.perf --outdir gdb.perf GDB_PERFTEST_MODE=$(GDB_PERFTEST_MODE) $(RUNTESTFLAGS)
7636ccf9 272
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273force:;
274
c906108c 275clean mostlyclean:
1d41d745 276 -rm -f *~ core *.o a.out xgdb *.x *.grt bigcore.corefile .gdb_history
576fd14c 277 -rm -f core.* *.tf *.cl tracecommandsscript copy1.txt zzz-gdbscript
957df313 278 -rm -f *.dwo *.dwp
81208388 279 -rm -rf outputs temp cache
35baa57f 280 -rm -rf gdb.perf/workers gdb.perf/outputs gdb.perf/temp gdb.perf/cache
2a31c623 281 -rm -f read1.so expect-read1
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282 if [ x"${ALL_SUBDIRS}" != x ] ; then \
283 for dir in ${ALL_SUBDIRS}; \
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284 do \
285 echo "$$dir:"; \
286 if [ -d $$dir ]; then \
287 (cd $$dir; $(MAKE) clean); \
288 fi; \
289 done ; \
290 else true; fi
291
292distclean maintainer-clean realclean: clean
293 -rm -f *~ core
294 -rm -f Makefile config.status *-init.exp
295 -rm -fr *.log summary detail *.plog *.sum *.psum site.*
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296 if [ x"${ALL_SUBDIRS}" != x ] ; then \
297 for dir in ${ALL_SUBDIRS}; \
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298 do \
299 echo "$$dir:"; \
300 if [ -d $$dir ]; then \
301 (cd $$dir; $(MAKE) distclean); \
302 fi; \
303 done ; \
304 else true; fi
305
a4ce5b0d 306Makefile : Makefile.in config.status $(host_makefile_frag)
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307 $(SHELL) config.status
308
309config.status: configure
310 $(SHELL) config.status --recheck
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311
312TAGS: force
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313 find $(srcdir) -name '*.exp' -print | \
314 etags --regex='/proc[ \t]+\([^ \t]+\)/\1/' -
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315
316# Build the expect wrapper script that preloads the read1.so library.
317expect-read1:
318 @echo Making expect-read1
319 @rm -f expect-read1-tmp
320 @touch expect-read1-tmp
321 @echo "# THIS FILE IS GENERATED -*- buffer-read-only: t -*- \n" >>expect-read1-tmp
322 @echo "# vi:set ro: */\n\n" >>expect-read1-tmp
323 @echo "# To regenerate this file, run:\n" >>expect-read1-tmp
324 @echo "# make clean; make/\n" >>expect-read1-tmp
325 @echo "export LD_PRELOAD=`pwd`/read1.so" >>expect-read1-tmp
326 @echo 'exec expect "$$@"' >>expect-read1-tmp
327 @chmod +x expect-read1-tmp
328 @mv expect-read1-tmp expect-read1
329
330# Build the read1.so preload library. This overrides the `read'
331# function, making it read one byte at a time. Running the testsuite
332# with this catches racy tests.
333read1.so: lib/read1.c
334 $(CC) -o $@ ${srcdir}/lib/read1.c -Wall -g -shared -fPIC $(CFLAGS)
335
336# Build the read1 machinery.
337.PHONY: read1
338read1: read1.so expect-read1