| # Top level -*- makefile -*- fragment for GNU C++. |
| # Copyright (C) 1994-2022 Free Software Foundation, Inc. |
| |
| #This file is part of GCC. |
| |
| #GCC is free software; you can redistribute it and/or modify |
| #it under the terms of the GNU General Public License as published by |
| #the Free Software Foundation; either version 3, or (at your option) |
| #any later version. |
| |
| #GCC is distributed in the hope that it will be useful, |
| #but WITHOUT ANY WARRANTY; without even the implied warranty of |
| #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| #GNU General Public License for more details. |
| |
| # You should have received a copy of the GNU General Public License |
| # along with GCC; see the file COPYING3. If not see |
| # <http://www.gnu.org/licenses/>. |
| |
| # This file provides the language dependent support in the main Makefile. |
| # Each language makefile fragment must provide the following targets: |
| # |
| # foo.all.cross, foo.start.encap, foo.rest.encap, |
| # foo.install-common, foo.install-man, foo.install-info, foo.install-pdf, |
| # foo.install-html, foo.info, foo.dvi, foo.pdf, foo.html, foo.uninstall, |
| # foo.mostlyclean, foo.clean, foo.distclean, |
| # foo.maintainer-clean, foo.stage1, foo.stage2, foo.stage3, foo.stage4 |
| # |
| # where `foo' is the name of the language. |
| # |
| # It should also provide rules for: |
| # |
| # - making any compiler driver (eg: g++) |
| # - the compiler proper (eg: cc1plus) |
| # - define the names for selecting the language in LANGUAGES. |
| |
| # Actual names to use when installing a native compiler. |
| CXX_INSTALL_NAME := $(shell echo c++|sed '$(program_transform_name)') |
| GXX_INSTALL_NAME := $(shell echo g++|sed '$(program_transform_name)') |
| CXX_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo c++|sed '$(program_transform_name)') |
| GXX_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo g++|sed '$(program_transform_name)') |
| CP_PLUGIN_HEADERS := cp-tree.h cxx-pretty-print.h name-lookup.h type-utils.h operators.def |
| |
| # |
| # Define the names for selecting c++ in LANGUAGES. |
| # Note that it would be nice to move the dependency on g++ |
| # into the C++ rule, but that needs a little bit of work |
| # to do the right thing within all.cross. |
| c++: cc1plus$(exeext) |
| c++.serial = cc1plus$(exeext) |
| |
| # Tell GNU make to ignore these if they exist. |
| .PHONY: c++ |
| |
| CFLAGS-cp/g++spec.o += $(DRIVER_DEFINES) |
| |
| CFLAGS-cp/module.o += -DHOST_MACHINE=\"$(host)\" \ |
| -DTARGET_MACHINE=\"$(target)\" |
| |
| # In non-release builds, use a date-related module version. |
| ifneq ($(DEVPHASE_c),) |
| # Some date's don't grok 'r', if so, simply use today's |
| # date (don't bootstrap at midnight). |
| MODULE_VERSION := $(shell date -r $(srcdir)/cp/module.cc '+%y%m%d-%H%M' \ |
| 2>/dev/null || date '+%y%m%d-0000' 2>/dev/null || echo 0) |
| |
| CFLAGS-cp/module.o += -DMODULE_VERSION='($(subst -,,$(MODULE_VERSION))U)' |
| endif |
| |
| # Create the compiler driver for g++. |
| GXX_OBJS = $(GCC_OBJS) cp/g++spec.o |
| xg++$(exeext): $(GXX_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a $(LIBDEPS) |
| +$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \ |
| $(GXX_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a \ |
| $(EXTRA_GCC_LIBS) $(LIBS) |
| |
| # Create a version of the g++ driver which calls the cross-compiler. |
| g++-cross$(exeext): xg++$(exeext) |
| -rm -f g++-cross$(exeext) |
| cp xg++$(exeext) g++-cross$(exeext) |
| |
| # The compiler itself. |
| # Shared with C front end: |
| CXX_C_OBJS = attribs.o incpath.o \ |
| $(C_COMMON_OBJS) $(CXX_TARGET_OBJS) |
| |
| # Language-specific object files for C++ and Objective C++. |
| CXX_AND_OBJCXX_OBJS = \ |
| cp/call.o cp/class.o cp/constexpr.o cp/constraint.o \ |
| cp/coroutines.o cp/cp-gimplify.o \ |
| cp/cp-objcp-common.o cp/cp-ubsan.o \ |
| cp/cvt.o cp/cxx-pretty-print.o \ |
| cp/decl.o cp/decl2.o cp/dump.o \ |
| cp/error.o cp/except.o cp/expr.o \ |
| cp/friend.o cp/init.o \ |
| cp/lambda.o cp/lex.o cp/logic.o \ |
| cp/mangle.o cp/mapper-client.o cp/mapper-resolver.o \ |
| cp/method.o cp/module.o \ |
| cp/name-lookup.o cp/optimize.o \ |
| cp/parser.o cp/pt.o cp/ptree.o \ |
| cp/rtti.o \ |
| cp/search.o cp/semantics.o \ |
| cp/tree.o cp/typeck.o cp/typeck2.o \ |
| cp/vtable-class-hierarchy.o $(CXX_C_OBJS) |
| |
| ifeq ($(if $(wildcard ../stage_current),$(shell cat \ |
| ../stage_current)),stageautofeedback) |
| $(CXX_AND_OBJCXX_OBJS): CFLAGS += -fauto-profile=cc1plus.fda |
| $(CXX_AND_OBJCXX_OBJS): cc1plus.fda |
| endif |
| |
| # Language-specific object files for C++. |
| CXX_OBJS = cp/cp-lang.o c-family/stub-objc.o $(CXX_AND_OBJCXX_OBJS) |
| |
| c++_OBJS = $(CXX_OBJS) cc1plus-checksum.o cp/g++spec.o |
| |
| # Use strict warnings for this front end. |
| cp-warn = $(STRICT_WARN) |
| |
| # compute checksum over all object files and the options |
| # re-use the checksum from the prev-final stage so it passes |
| # the bootstrap comparison and allows comparing of the cc1 binary |
| cc1plus-checksum.cc : build/genchecksum$(build_exeext) checksum-options \ |
| $(CXX_OBJS) $(BACKEND) $(CODYLIB) $(LIBDEPS) |
| if [ -f ../stage_final ] \ |
| && cmp -s ../stage_current ../stage_final; then \ |
| cp ../prev-gcc/cc1plus-checksum.cc cc1plus-checksum.cc; \ |
| else \ |
| build/genchecksum$(build_exeext) $(CXX_OBJS) $(BACKEND) $(CODYLIB) $(LIBDEPS) \ |
| checksum-options > cc1plus-checksum.cc.tmp && \ |
| $(srcdir)/../move-if-change cc1plus-checksum.cc.tmp cc1plus-checksum.cc; \ |
| fi |
| |
| cc1plus$(exeext): $(CXX_OBJS) cc1plus-checksum.o $(BACKEND) $(CODYLIB) $(LIBDEPS) $(c++.prev) |
| @$(call LINK_PROGRESS,$(INDEX.c++),start) |
| +$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \ |
| $(CXX_OBJS) cc1plus-checksum.o $(BACKEND) $(CODYLIB) $(NETLIBS) \ |
| $(LIBS) $(BACKENDLIBS) |
| @$(call LINK_PROGRESS,$(INDEX.c++),end) |
| |
| ifeq ($(ENABLE_MAINTAINER_RULES), true) |
| # Special build rule. This is a maintainer rule, that is only |
| # available when GCC is configured with --enable-maintainer-mode. In |
| # other cases, it is not available to avoid triggering rebuilds if a |
| # user has the source checked out with unusual timestamps. |
| $(srcdir)/cp/cfns.h: $(srcdir)/cp/cfns.gperf |
| else |
| # We keep the rule so that you can still force a rebuild, even if you |
| # didn't configure GCC with --enable-maintainer-mode, by manually |
| # deleting the $(srcdir)/cp/cfns.h file. |
| $(srcdir)/cp/cfns.h: |
| endif |
| gperf -o -C -E -k '1-6,$$' -j1 -D -N 'libc_name_p' -L C++ \ |
| $(srcdir)/cp/cfns.gperf --output-file $(srcdir)/cp/cfns.h |
| |
| cc1plus.fda: ../stage1-gcc/cc1plus$(exeext) ../prev-gcc/$(PERF_DATA) |
| $(CREATE_GCOV) -binary ../stage1-gcc/cc1plus$(exeext) -gcov cc1plus.fda -profile ../prev-gcc/$(PERF_DATA) -gcov_version 1 |
| |
| # |
| # Build hooks: |
| |
| c++.all.cross: g++-cross$(exeext) |
| c++.start.encap: xg++$(exeext) |
| c++.rest.encap: |
| c++.info: |
| c++.install-info: |
| c++.dvi: |
| c++.install-dvi: |
| c++.pdf: |
| c++.install-pdf: |
| c++.install-html: |
| c++.html: |
| c++.srcinfo: |
| c++.srcextra: |
| |
| c++.tags: force |
| cd $(srcdir)/cp; $(ETAGS) -o TAGS.sub *.c *.cc *.h --language=none \ |
| --regex='/DEFTREECODE [(]\([A-Z_]+\)/\1/' cp-tree.def; \ |
| $(ETAGS) --include TAGS.sub --include ../TAGS.sub |
| |
| c++.man: doc/g++.1 |
| |
| c++.srcman: doc/g++.1 |
| -cp -p $^ $(srcdir)/doc |
| |
| # C++ selftests |
| |
| # If C++ is enabled, require the selftests to be run for it |
| # at each stage of the build: |
| selftest-c++: s-selftest-c++ |
| |
| CPP_SELFTEST_DEPS = cc1plus$(exeext) $(SELFTEST_DEPS) |
| CPP_SELFTEST_FLAGS = -xc++ $(SELFTEST_FLAGS) |
| |
| # Run the C++ selftests |
| s-selftest-c++: $(CPP_SELFTEST_DEPS) |
| $(GCC_FOR_TARGET) $(CPP_SELFTEST_FLAGS) |
| $(STAMP) $@ |
| |
| # Convenience method for running C++ selftests under gdb: |
| .PHONY: selftest-c++-gdb |
| selftest-c++-gdb: $(CPP_SELFTEST_DEPS) |
| $(GCC_FOR_TARGET) $(CPP_SELFTEST_FLAGS) \ |
| -wrapper gdb,--args |
| |
| # Convenience method for running C++ selftests under valgrind: |
| .PHONY: selftest-c++-valgrind |
| selftest-c++-valgrind: $(CPP_SELFTEST_DEPS) |
| $(GCC_FOR_TARGET) $(CPP_SELFTEST_FLAGS) \ |
| -wrapper valgrind,--leak-check=full |
| |
| # 'make check' in gcc/ looks for check-c++, as do all toplevel C++-related |
| # check targets. However, our DejaGNU framework requires 'check-g++' as its |
| # entry point. We feed the former to the latter here. |
| check-c++ : check-g++ |
| |
| # Run the testsuite in C++17 mode. |
| check-c++1z: check-c++17 |
| check-c++17: |
| $(MAKE) RUNTESTFLAGS="$(RUNTESTFLAGS)" GXX_TESTSUITE_STDS=17 check-g++ |
| |
| # Run the testsuite in all standard conformance levels. |
| check-c++-all: |
| $(MAKE) RUNTESTFLAGS="$(RUNTESTFLAGS) --stds=98,11,14,17,20,23,impcx" check-g++ |
| |
| # Run the testsuite with garbage collection at every opportunity. |
| check-g++-strict-gc: |
| $(MAKE) RUNTESTFLAGS="$(RUNTESTFLAGS) --extra_opts,--param,ggc-min-heapsize=0,--param,ggc-min-expand=0,--param,hash-table-verification-limit=10000" \ |
| TESTSUITEDIR="$(TESTSUITEDIR).gc" check-g++ |
| check-c++-subtargets : check-g++-subtargets |
| # List of targets that can use the generic check- rule and its // variant. |
| lang_checks += check-g++ |
| lang_checks_parallelized += check-g++ |
| # For description see the check_$lang_parallelize comment in gcc/Makefile.in. |
| check_g++_parallelize = 10000 |
| # |
| # Install hooks: |
| # cc1plus is installed elsewhere as part of $(COMPILERS). |
| |
| # Install the driver program as $(target)-g++ and $(target)-c++, and |
| # also as g++ and c++ if native. |
| c++.install-common: installdirs |
| -if test "$(enable_as_accelerator)" != "yes" ; then \ |
| rm -f $(DESTDIR)$(bindir)/$(GXX_INSTALL_NAME)$(exeext); \ |
| $(INSTALL_PROGRAM) xg++$(exeext) $(DESTDIR)$(bindir)/$(GXX_INSTALL_NAME)$(exeext); \ |
| chmod a+x $(DESTDIR)$(bindir)/$(GXX_INSTALL_NAME)$(exeext); \ |
| rm -f $(DESTDIR)$(bindir)/$(CXX_INSTALL_NAME)$(exeext); \ |
| ( cd $(DESTDIR)$(bindir) && \ |
| $(LN) $(GXX_INSTALL_NAME)$(exeext) $(CXX_INSTALL_NAME)$(exeext) ); \ |
| if [ -f cc1plus$(exeext) ] ; then \ |
| if [ ! -f g++-cross$(exeext) ] ; then \ |
| rm -f $(DESTDIR)$(bindir)/$(GXX_TARGET_INSTALL_NAME)$(exeext); \ |
| ( cd $(DESTDIR)$(bindir) && \ |
| $(LN) $(GXX_INSTALL_NAME)$(exeext) $(GXX_TARGET_INSTALL_NAME)$(exeext) ); \ |
| rm -f $(DESTDIR)$(bindir)/$(CXX_TARGET_INSTALL_NAME)$(exeext); \ |
| ( cd $(DESTDIR)$(bindir) && \ |
| $(LN) $(CXX_INSTALL_NAME)$(exeext) $(CXX_TARGET_INSTALL_NAME)$(exeext) ); \ |
| fi ; \ |
| fi; \ |
| fi |
| |
| # We can't use links because not everyone supports them. So just copy the |
| # manpage. |
| doc/g++.1: doc/gcc.1 |
| cp $< doc/g++.1 |
| |
| c++.install-man: $(DESTDIR)$(man1dir)/$(GXX_INSTALL_NAME)$(man1ext) |
| |
| $(DESTDIR)$(man1dir)/$(GXX_INSTALL_NAME)$(man1ext): doc/g++.1 installdirs |
| -rm -f $@ |
| -$(INSTALL_DATA) $< $@ |
| -chmod a-x $@ |
| |
| c++.install-plugin: installdirs |
| # We keep the directory structure for files in config and .def files. All |
| # other files are flattened to a single directory. |
| headers="$(CP_PLUGIN_HEADERS)"; \ |
| for file in $$headers; do \ |
| path=$(srcdir)/cp/$$file; \ |
| dest=$(plugin_includedir)/cp/$$file; \ |
| echo $(INSTALL_DATA) $$path $(DESTDIR)$$dest; \ |
| dir=`dirname $$dest`; \ |
| $(mkinstalldirs) $(DESTDIR)$$dir; \ |
| $(INSTALL_DATA) $$path $(DESTDIR)$$dest; \ |
| done |
| # Install import library. |
| ifeq ($(plugin_implib),yes) |
| $(mkinstalldirs) $(DESTDIR)$(plugin_resourcesdir) |
| $(INSTALL_DATA) cc1plus$(exeext).a $(DESTDIR)/$(plugin_resourcesdir)/cc1plus$(exeext).a |
| endif |
| |
| c++.uninstall: |
| -rm -rf $(DESTDIR)$(bindir)/$(CXX_INSTALL_NAME)$(exeext) |
| -rm -rf $(DESTDIR)$(bindir)/$(GXX_INSTALL_NAME)$(exeext) |
| -rm -rf $(DESTDIR)$(man1dir)/$(GXX_INSTALL_NAME)$(man1ext) |
| # |
| # Clean hooks: |
| # A lot of the ancillary files are deleted by the main makefile. |
| # We just have to delete files specific to us. |
| |
| c++.mostlyclean: |
| -rm -f doc/g++.1 |
| -rm -f cp/*$(objext) |
| -rm -f cp/*$(coverageexts) |
| -rm -f xg++$(exeext) g++-cross$(exeext) cc1plus$(exeext) cc1plus.fda |
| c++.clean: |
| c++.distclean: |
| -rm -f cp/config.status cp/Makefile |
| c++.maintainer-clean: |
| # |
| # Stage hooks: |
| # The main makefile has already created stage?/cp. |
| |
| c++.stage1: stage1-start |
| -mv cp/*$(objext) stage1/cp |
| c++.stage2: stage2-start |
| -mv cp/*$(objext) stage2/cp |
| c++.stage3: stage3-start |
| -mv cp/*$(objext) stage3/cp |
| c++.stage4: stage4-start |
| -mv cp/*$(objext) stage4/cp |
| c++.stageprofile: stageprofile-start |
| -mv cp/*$(objext) stageprofile/cp |
| c++.stagefeedback: stagefeedback-start |
| -mv cp/*$(objext) stagefeedback/cp |
| c++.autostageprofile: stageprofile-start |
| -mv cp/*$(objext) autostageprofile/cp |
| c++.autostagefeedback: stagefeedback-start |
| -mv cp/*$(objext) autostagefeedback/cp |