824 lines
25 KiB
Makefile
824 lines
25 KiB
Makefile
# Makefile.in
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# Copyright (C) 2005, 2006 Free Software Foundation
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#
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# This file is part of GCC.
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#
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# GCC is free software; you can redistribute it and/or modify it under the
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# terms of the GNU Library General Public License as published by the Free
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# Software Foundation; either version 2 of the License, or (at your option)
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# any later version.
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#
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# GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with GCC; see the file COPYING. If not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
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# USA.
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#
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libgcc_topdir = @libgcc_topdir@
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host_subdir = @host_subdir@
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gcc_srcdir = $(libgcc_topdir)/gcc
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gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
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srcdir = @srcdir@
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prefix = @prefix@
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exec_prefix = @exec_prefix@
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libdir = @libdir@
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SHELL = @SHELL@
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enable_shared = @enable_shared@
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decimal_float = @decimal_float@
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enable_decimal_float = @enable_decimal_float@
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host_noncanonical = @host_noncanonical@
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# List of extra object files that should be compiled for this target machine.
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# The rules for compiling them should be in the t-* file for the machine.
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EXTRA_PARTS = @extra_parts@
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# Multilib support variables.
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MULTISRCTOP =
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MULTIBUILDTOP =
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MULTIDIRS =
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MULTISUBDIR =
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MULTIDO = true
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MULTICLEAN = true
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INSTALL = @INSTALL@
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INSTALL_PROGRAM = @INSTALL_PROGRAM@
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INSTALL_DATA = @INSTALL_DATA@
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mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
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objext = .o
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AR = @AR@
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AR_FLAGS = rc
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CC = @CC@
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CFLAGS = @CFLAGS@
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RANLIB = @RANLIB@
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LN_S = @LN_S@
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PWD_COMMAND = $${PWDCMD-pwd}
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# Flags to pass to a recursive make.
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FLAGS_TO_PASS = \
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"AR=$(AR)" \
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"AR_FLAGS=$(AR_FLAGS)" \
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"CC=$(CC)" \
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"CFLAGS=$(CFLAGS)" \
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"DESTDIR=$(DESTDIR)" \
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"EXTRA_OFILES=$(EXTRA_OFILES)" \
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"HDEFINES=$(HDEFINES)" \
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"INSTALL=$(INSTALL)" \
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"INSTALL_DATA=$(INSTALL_DATA)" \
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"INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
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"LDFLAGS=$(LDFLAGS)" \
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"LOADLIBES=$(LOADLIBES)" \
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"RANLIB=$(RANLIB)" \
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"SHELL=$(SHELL)" \
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"prefix=$(prefix)" \
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"exec_prefix=$(exec_prefix)" \
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"libdir=$(libdir)" \
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"libsubdir=$(libsubdir)" \
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"tooldir=$(tooldir)"
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# Dependencies for "all" are set later in the file.
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all: all-multi
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# Now that we have built all the objects, we need to copy
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# them back to the GCC directory. Too many things (other
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# in-tree libraries, and DejaGNU) know about the layout
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# of the build tree, for now.
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$(MAKE) install DESTDIR=$(gcc_objdir) \
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slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
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.PHONY: all-multi
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all-multi:
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# If this is the top-level multilib, build all the other
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# multilibs.
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@: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
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.PHONY: check installcheck
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check:
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installcheck:
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.PHONY: all clean
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clean:
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-rm -f config.h stamp-h stmp-ldirs libgcc.map
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-rm -f *$(objext)
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-rm -f *.dep
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-rm -f *.a
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-rm -f libunwind$(SHLIB_EXT)
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-rm -f libgcc_s*
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@$(MULTICLEAN) multi-clean DO=clean
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distclean: clean
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@$(MULTICLEAN) multi-clean DO=distclean
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-rm -f *~ Makefile config.cache config.status multilib.out
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-rm -f config.log
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maintainer-clean realclean: distclean
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Makefile: $(srcdir)/Makefile.in config.status
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CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
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# Depending on Makefile makes sure that config.status has been re-run
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# if needed. This prevents problems with parallel builds.
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config.h: stamp-h ; @true
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stamp-h: $(srcdir)/config.in config.status Makefile
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CONFIG_FILES= CONFIG_HEADERS=config.h:$(srcdir)/config.in $(SHELL) ./config.status
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config.status: $(srcdir)/configure
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$(SHELL) ./config.status --recheck
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include $(gcc_objdir)/libgcc.mvars
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# Flags to pass to recursive makes.
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AR_FOR_TARGET = $(AR)
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AR_FLAGS_FOR_TARGET =
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AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
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AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
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AWK = @AWK@
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GCC_FOR_TARGET = $(CC)
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LIPO = @LIPO@
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LIPO_FOR_TARGET = $(LIPO)
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MACHMODE_H = machmode.h mode-classes.def insn-modes.h
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NM = @NM@
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NM_FOR_TARGET = $(NM)
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RANLIB_FOR_TARGET = $(RANLIB)
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STRIP = @STRIP@
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STRIP_FOR_TARGET = $(STRIP)
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# Directory in which the compiler finds libraries etc.
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libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)
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# Used to install the shared libgcc.
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slibdir = @slibdir@
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export AR_FOR_TARGET
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export AR_CREATE_FOR_TARGET
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export AR_FLAGS_FOR_TARGET
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export AR_EXTRACT_FOR_TARGET
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export AWK
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export DESTDIR
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export GCC_FOR_TARGET
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export INCLUDES
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export INSTALL_DATA
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export LIB1ASMSRC
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export LIBGCC2_CFLAGS
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export LIPO_FOR_TARGET
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export MACHMODE_H
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export NM_FOR_TARGET
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export STRIP_FOR_TARGET
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export RANLIB_FOR_TARGET
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export libsubdir
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export slibdir
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version := $(shell $(CC) -dumpversion)
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ifeq ($(decimal_float),yes)
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DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
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-I$(srcdir)/../libdecnumber \
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-I$(MULTIBUILDTOP)../../libdecnumber
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else
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DECNUMINC =
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endif
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# Specify the directories to be searched for header files.
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# Both . and srcdir are used, in that order,
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# so that *config.h will be found in the compilation
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# subdirectory rather than in the source directory.
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# -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
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# currently being compiled, in both source trees, to be examined as well.
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INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
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-I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
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-I$(srcdir)/../include $(DECNUMINC)
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# Forcibly remove any profiling-related flags. There is no point
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# in supporting profiled bootstrap in this library.
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override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
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# CFLAGS first is not perfect; normally setting CFLAGS should override any
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# options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
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# will usually contain -g, so for the moment CFLAGS goes first. We must
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# include CFLAGS - that's where multilib options live.
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INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) $(INCLUDES)
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MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
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MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
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MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
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inst_libdir = $(libsubdir)$(MULTISUBDIR)
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inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
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gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
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compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
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gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
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gcc_s_compile = $(gcc_compile) -DSHARED
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objects = $(filter %$(objext),$^)
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# Collect any host-specific information from Makefile fragments.
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tmake_file = @tmake_file@
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include $(srcdir)/empty.mk $(tmake_file)
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# Only handle shared libraries if both:
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# - the user requested them
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# - we know how to build them
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ifeq ($(SHLIB_LINK),)
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enable_shared := no
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endif
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ifeq ($(enable_shared),yes)
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iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
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install-shared = install-shared
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ifneq ($(LIBUNWIND),)
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install-libunwind = install-libunwind
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endif
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# For -fvisibility=hidden. We need both a -fvisibility=hidden on
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# the command line, and a #define to prevent libgcc2.h etc from
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# overriding that with #pragmas.
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vis_hide = @vis_hide@
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ifneq (,$(vis_hide))
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# If we have -fvisibility=hidden, then we need to generate hide
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# lists for object files implemented in assembly.
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ASM_HIDDEN_OP = @asm_hidden_op@
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define gen-hide-list
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$(NM) -pg $< | \
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$(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
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mv -f $@T $@
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endef
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else
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gen-hide-list = echo > $@
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endif
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else
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# Not enable_shared.
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iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
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vis_hide =
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gen-hide-list = echo > \$@
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endif
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ifneq ($(EXTRA_PARTS),)
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extra-parts = libgcc-extra-parts
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INSTALL_PARTS = $(EXTRA_PARTS)
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else
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ifneq ($(GCC_EXTRA_PARTS),)
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extra-parts = gcc-extra-parts
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INSTALL_PARTS = $(GCC_EXTRA_PARTS)
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endif
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endif
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# Library members defined in libgcc2.c.
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lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
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_clear_cache _enable_execute_stack _trampoline __main _absvsi2 \
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_absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
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_negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
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_ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
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_paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
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_mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \
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_divtc3 _bswapsi2 _bswapdi2
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# The floating-point conversion routines that involve a single-word integer.
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# XX stands for the integer mode.
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swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
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# Likewise double-word routines.
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dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
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$(patsubst %,_fixuns%XX,sf df xf tf) \
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$(patsubst %,_floatXX%,sf df xf tf) \
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$(patsubst %,_floatunXX%,sf df xf tf)
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ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
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lib2funcs += $(subst XX,si,$(swfloatfuncs))
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lib2funcs += $(subst XX,di,$(dwfloatfuncs))
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endif
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# These might cause a divide overflow trap and so are compiled with
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# unwinder info.
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LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
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# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
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# defined as optimized assembly code in LIB1ASMFUNCS or as C code
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# in LIB2FUNCS_EXCLUDE.
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lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
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LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
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$(LIB2_DIVMOD_FUNCS))
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# Build "libgcc1" (assembly) components.
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ifeq ($(enable_shared),yes)
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lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
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$(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC) %.vis
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$(gcc_compile) -DL$* -xassembler-with-cpp \
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-c $(gcc_srcdir)/config/$(LIB1ASMSRC) -include $*.vis
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$(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
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$(gen-hide-list)
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libgcc-objects += $(lib1asmfuncs-o)
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lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
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$(lib1asmfuncs-s-o): %_s$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
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$(gcc_s_compile) -DL$* -xassembler-with-cpp \
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-c $(gcc_srcdir)/config/$(LIB1ASMSRC)
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libgcc-s-objects += $(lib1asmfuncs-s-o)
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else
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lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
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$(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
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$(gcc_compile) -DL$* -xassembler-with-cpp \
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-c $(gcc_srcdir)/config/$(LIB1ASMSRC)
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libgcc-objects += $(lib1asmfuncs-o)
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endif
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# Build lib2funcs. For the static library also include LIB2FUNCS_ST.
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lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
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$(lib2funcs-o): %$(objext): $(gcc_srcdir)/libgcc2.c
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$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
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$(vis_hide)
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libgcc-objects += $(lib2funcs-o)
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ifeq ($(enable_shared),yes)
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lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
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$(lib2funcs-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
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$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c
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libgcc-s-objects += $(lib2funcs-s-o)
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endif
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ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
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# Build libgcc2.c for each conversion function, with a specific
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# L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
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# functions are built with a wordsize of 4; the TImode functions are
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# built with the same labels, but a wordsize of 8.
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sifuncs = $(subst XX,si,$(swfloatfuncs))
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difuncs = $(subst XX,di,$(dwfloatfuncs))
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tifuncs = $(subst XX,ti,$(dwfloatfuncs))
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iter-items := $(sifuncs) $(difuncs) $(tifuncs)
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iter-labels := $(sifuncs) $(difuncs) $(difuncs)
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iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
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include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
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libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
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ifeq ($(enable_shared),yes)
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libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
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endif
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endif
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# Build LIB2_DIVMOD_FUNCS.
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lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
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$(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
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$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
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-fexceptions -fnon-call-exceptions $(vis_hide)
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libgcc-objects += $(lib2-divmod-o)
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ifeq ($(enable_shared),yes)
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lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
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$(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
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$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
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-fexceptions -fnon-call-exceptions
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libgcc-s-objects += $(lib2-divmod-s-o)
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endif
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# $(FPBIT) et al. are pathnames relative to the GCC build
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# directory; the supporting files are made by the GCC
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# Makefile.
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# FIXME: Soon we will be able to move this logic into this directory.
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ifneq ($(fpbit-in-libgcc),yes)
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FPBIT:=$(if $(FPBIT),$(gcc_objdir)/$(FPBIT),)
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DPBIT:=$(if $(DPBIT),$(gcc_objdir)/$(DPBIT),)
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TPBIT:=$(if $(TPBIT),$(gcc_objdir)/$(TPBIT),)
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endif
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ifeq ($(TPBIT),)
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# _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
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FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
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DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
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endif
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# Build FPBIT.
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ifneq ($(FPBIT),)
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fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
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$(fpbit-o): %$(objext): $(FPBIT)
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$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT) $(vis_hide)
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libgcc-objects += $(fpbit-o)
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ifeq ($(enable_shared),yes)
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fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
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$(fpbit-s-o): %_s$(objext): $(FPBIT)
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$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT)
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libgcc-s-objects += $(fpbit-s-o)
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endif
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endif
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# Build DPBIT.
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ifneq ($(DPBIT),)
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dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
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$(dpbit-o): %$(objext): $(DPBIT)
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$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(DPBIT) $(vis_hide)
|
|
libgcc-objects += $(dpbit-o)
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
|
|
$(dpbit-s-o): %_s$(objext): $(DPBIT)
|
|
$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(DPBIT)
|
|
libgcc-s-objects += $(dpbit-s-o)
|
|
endif
|
|
endif
|
|
|
|
# Build TPBIT.
|
|
ifneq ($(TPBIT),)
|
|
tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
|
|
$(tpbit-o): %$(objext): $(TPBIT)
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(TPBIT) $(vis_hide)
|
|
libgcc-objects += $(tpbit-o)
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
|
|
$(tpbit-s-o): %_s$(objext): $(TPBIT)
|
|
$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(TPBIT)
|
|
libgcc-s-objects += $(tpbit-s-o)
|
|
endif
|
|
endif
|
|
|
|
# Build decimal floating point support.
|
|
ifeq ($(decimal_float),yes)
|
|
|
|
# If $DFP_ENABLE is set, then we want all data type sizes.
|
|
ifneq ($(DFP_ENABLE),)
|
|
D32PBIT = 1
|
|
D64PBIT = 1
|
|
D128PBIT = 1
|
|
endif
|
|
|
|
dec-filenames =
|
|
ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
|
|
dec-filenames += decContext decNumber decExcept decRound decLibrary decUtility
|
|
endif
|
|
|
|
dec-objects = $(patsubst %,%$(objext),$(dec-filenames))
|
|
$(dec-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
|
|
$(gcc_compile) -c $<
|
|
libgcc-objects += $(dec-objects)
|
|
|
|
decbits-filenames =
|
|
ifneq ($(D32PBIT),)
|
|
decbits-filenames += decimal32
|
|
endif
|
|
|
|
ifneq ($(D64PBIT),)
|
|
decbits-filenames += decimal64
|
|
endif
|
|
|
|
ifneq ($(D128PBIT),)
|
|
decbits-filenames += decimal128
|
|
endif
|
|
|
|
ifeq ($(enable_decimal_float),bid)
|
|
decbits-filenames += bid2dpd_dpd2bid
|
|
endif
|
|
|
|
decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
|
|
$(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
|
|
$(gcc_compile) -c $<
|
|
libgcc-objects += $(decbits-objects)
|
|
|
|
# Next build individual support functions.
|
|
ifneq ($(D32PBIT),)
|
|
d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
|
|
$(d32pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
|
|
libgcc-objects += $(d32pbit-o)
|
|
endif
|
|
|
|
ifneq ($(D64PBIT),)
|
|
d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
|
|
$(d64pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
|
|
libgcc-objects += $(d64pbit-o)
|
|
endif
|
|
|
|
ifneq ($(D128PBIT),)
|
|
d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
|
|
$(d128pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
|
|
libgcc-objects += $(d128pbit-o)
|
|
endif
|
|
|
|
endif
|
|
|
|
# Build LIB2ADD and LIB2ADD_ST.
|
|
ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
|
|
$(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
|
|
endif
|
|
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
|
|
|
|
c_flags :=
|
|
iter-items := $(LIB2ADD) $(LIB2ADD_ST)
|
|
include $(iterator)
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
|
|
endif
|
|
|
|
# Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have
|
|
# libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
|
|
# LIB2ADDEHSHARED matter. (Usually all three are identical.)
|
|
|
|
c_flags := -fexceptions
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
|
|
libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
|
|
libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
|
|
|
|
iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
|
|
include $(iterator)
|
|
|
|
else
|
|
# Not shared. LIB2ADDEH are added to libgcc.a.
|
|
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
|
|
|
|
iter-items := $(LIB2ADDEH)
|
|
include $(iterator)
|
|
|
|
endif
|
|
|
|
# Build LIBUNWIND.
|
|
|
|
c_flags := -fexceptions
|
|
|
|
libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
|
|
endif
|
|
|
|
iter-items := $(LIBUNWIND)
|
|
include $(iterator)
|
|
|
|
# Build libgcov components.
|
|
libgcov-objects = $(patsubst %,%$(objext),$(LIBGCOV))
|
|
$(libgcov-objects): %$(objext): $(gcc_srcdir)/libgcov.c
|
|
$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcov.c
|
|
|
|
|
|
# Static libraries.
|
|
libgcc.a: $(libgcc-objects)
|
|
libgcov.a: $(libgcov-objects)
|
|
libunwind.a: $(libunwind-objects)
|
|
libgcc_eh.a: $(libgcc-eh-objects)
|
|
|
|
libgcc.a libgcov.a libunwind.a libgcc_eh.a:
|
|
-rm -f $@
|
|
|
|
objects="$(objects)"; \
|
|
if test -z "$$objects"; then \
|
|
echo 'int __libgcc_eh_dummy;' > eh_dummy.c; \
|
|
$(gcc_compile_bare) $(vis_hide) -c eh_dummy.c \
|
|
-o eh_dummy$(objext); \
|
|
objects=eh_dummy$(objext); \
|
|
fi; \
|
|
$(AR_CREATE_FOR_TARGET) $@ $$objects
|
|
|
|
$(RANLIB) $@
|
|
|
|
all: libgcc.a libgcov.a
|
|
|
|
ifneq ($(LIBUNWIND),)
|
|
all: libunwind.a
|
|
libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
|
|
endif
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
|
|
ifneq ($(LIBUNWIND),)
|
|
all: libunwind$(SHLIB_EXT)
|
|
endif
|
|
endif
|
|
|
|
ifeq ($(enable_shared),yes)
|
|
|
|
# Map-file generation.
|
|
ifneq ($(SHLIB_MKMAP),)
|
|
libgcc.map: $(SHLIB_MKMAP) $(SHLIB_MAPFILES) $(libgcc-s-objects)
|
|
{ $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
|
|
cat $(SHLIB_MAPFILES) \
|
|
| sed -e '/^[ ]*#/d' \
|
|
-e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
|
|
| $(gcc_compile_bare) -E -xassembler-with-cpp -; \
|
|
} | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
|
|
mv tmp-$@ $@
|
|
libgcc_s$(SHLIB_EXT): libgcc.map
|
|
mapfile = libgcc.map
|
|
endif
|
|
|
|
libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts)
|
|
# @multilib_flags@ is still needed because this may use
|
|
# $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
|
|
# @multilib_dir@ is not really necessary, but sometimes it has
|
|
# more uses than just a directory name.
|
|
$(mkinstalldirs) $(MULTIDIR)
|
|
$(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
|
|
@multilib_dir@,$(MULTIDIR),$(subst \
|
|
@shlib_objs@,$(objects),$(subst \
|
|
@shlib_base_name@,libgcc_s,$(subst \
|
|
@shlib_map_file@,$(mapfile),$(subst \
|
|
@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_LINK)))))))
|
|
|
|
libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
|
|
# @multilib_flags@ is still needed because this may use
|
|
# $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
|
|
# @multilib_dir@ is not really necessary, but sometimes it has
|
|
# more uses than just a directory name.
|
|
$(mkinstalldirs) $(MULTIDIR)
|
|
$(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
|
|
@multilib_dir@,$(MULTIDIR),$(subst \
|
|
@shlib_objs@,$(objects),$(subst \
|
|
@shlib_base_name@,libunwind,$(subst \
|
|
@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
|
|
|
|
endif
|
|
|
|
# Build the standard GCC startfiles and endfiles.
|
|
ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
|
|
crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
|
|
|
|
ifeq ($(CUSTOM_CRTSTUFF),)
|
|
crtbegin$(objext): $(gcc_srcdir)/crtstuff.c
|
|
$(crt_compile) $(CRTSTUFF_T_CFLAGS) \
|
|
-c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN
|
|
|
|
crtend$(objext): $(gcc_srcdir)/crtstuff.c
|
|
$(crt_compile) $(CRTSTUFF_T_CFLAGS) \
|
|
-c $(gcc_srcdir)/crtstuff.c -DCRT_END
|
|
|
|
# These are versions of crtbegin and crtend for shared libraries.
|
|
crtbeginS$(objext): $(gcc_srcdir)/crtstuff.c
|
|
$(crt_compile) $(CRTSTUFF_T_CFLAGS_S) \
|
|
-c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN -DCRTSTUFFS_O
|
|
|
|
crtendS$(objext): $(gcc_srcdir)/crtstuff.c
|
|
$(crt_compile) $(CRTSTUFF_T_CFLAGS_S) \
|
|
-c $(gcc_srcdir)/crtstuff.c -DCRT_END -DCRTSTUFFS_O
|
|
|
|
# This is a version of crtbegin for -static links.
|
|
crtbeginT.o: $(gcc_srcdir)/crtstuff.c
|
|
$(crt_compile) $(CRTSTUFF_T_CFLAGS) \
|
|
-c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN -DCRTSTUFFT_O
|
|
endif
|
|
|
|
# Build extra startfiles in the libgcc directory.
|
|
.PHONY: libgcc-extra-parts
|
|
libgcc-extra-parts: $(EXTRA_PARTS)
|
|
ifneq ($(GCC_EXTRA_PARTS),)
|
|
ifneq ($(sort $(EXTRA_PARTS)),$(GCC_EXTRA_PARTS))
|
|
# If the gcc directory specifies which extra parts to
|
|
# build for this target, and the libgcc configuration also
|
|
# specifies, make sure they match. This can be removed
|
|
# when the gcc directory no longer holds libgcc configuration;
|
|
# it is useful when migrating a target.
|
|
@echo "Configuration mismatch!"
|
|
@echo "Extra parts from gcc directory: $(GCC_EXTRA_PARTS)"
|
|
@echo "Extra parts from libgcc: $(EXTRA_PARTS)"
|
|
exit 1
|
|
endif
|
|
endif
|
|
|
|
# Early copyback; see "all" above for the rationale. The
|
|
# early copy is necessary so that the gcc -B options find
|
|
# the right startup files when linking shared libgcc.
|
|
$(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
|
|
parts="$(EXTRA_PARTS)"; \
|
|
for file in $$parts; do \
|
|
rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \
|
|
$(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \
|
|
done
|
|
|
|
# Build extra startfiles in the gcc directory, for unconverted
|
|
# targets.
|
|
.PHONY: gcc-extra-parts
|
|
gcc-extra-parts:
|
|
# Recursively invoke make in the GCC directory to build any
|
|
# startfiles (for now). We must do this just once, passing
|
|
# it all the GCC_EXTRA_PARTS as simultaneous goal targets,
|
|
# so that rules which cannot execute simultaneously are properly
|
|
# serialized. We indirect through T_TARGET in case any multilib
|
|
# directories contain an equals sign, to prevent make from
|
|
# interpreting any of the goals as variable assignments.
|
|
|
|
# We must use cd && make rather than make -C, or else the stage
|
|
# number will be embedded in debug information.
|
|
|
|
T=`$(PWD_COMMAND)`/ \
|
|
&& cd $(gcc_objdir) \
|
|
&& $(MAKE) GCC_FOR_TARGET="$(CC)" \
|
|
MULTILIB_CFLAGS="$(CFLAGS)" \
|
|
T=$$T \
|
|
T_TARGET="$(patsubst %,$${T}%,$(GCC_EXTRA_PARTS))" \
|
|
T_TARGET
|
|
|
|
# Early copyback; see "all" above for the rationale. The
|
|
# early copy is necessary so that the gcc -B options find
|
|
# the right startup files when linking shared libgcc.
|
|
$(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
|
|
parts="$(GCC_EXTRA_PARTS)"; \
|
|
for file in $$parts; do \
|
|
rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \
|
|
$(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \
|
|
done
|
|
|
|
all: $(extra-parts)
|
|
|
|
# Documentation targets (empty).
|
|
.PHONY: info html dvi pdf install-info install-html install-pdf
|
|
|
|
info:
|
|
install-info:
|
|
html:
|
|
install-html:
|
|
dvi:
|
|
pdf:
|
|
install-pdf:
|
|
|
|
# Install rules. These do not depend on "all", so that they can be invoked
|
|
# recursively from it.
|
|
install-libunwind:
|
|
$(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
|
|
|
|
# NOTE: Maybe this should go into $(inst_libdir), but this
|
|
# is where the old mklibgcc.in put it.
|
|
$(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
|
|
chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
|
|
$(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
|
|
|
|
$(subst @multilib_dir@,$(MULTIDIR),$(subst \
|
|
@shlib_base_name@,libunwind,$(subst \
|
|
@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
|
|
|
|
install-shared:
|
|
$(mkinstalldirs) $(DESTDIR)$(inst_libdir)
|
|
|
|
$(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
|
|
chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
|
|
$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
|
|
|
|
$(subst @multilib_dir@,$(MULTIDIR),$(subst \
|
|
@shlib_base_name@,libgcc_s,$(subst \
|
|
@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
|
|
|
|
install: $(install-shared) $(install-libunwind)
|
|
$(mkinstalldirs) $(DESTDIR)$(inst_libdir)
|
|
|
|
$(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
|
|
chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
|
|
$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
|
|
$(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
|
|
chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
|
|
$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
|
|
|
|
parts="$(INSTALL_PARTS)"; \
|
|
for file in $$parts; do \
|
|
rm -f $(DESTDIR)$(inst_libdir)/$$file; \
|
|
$(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/; \
|
|
done
|
|
|
|
@$(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
|
|
|
|
.PHONY: install install-shared install-libunwind
|
|
|
|
# Don't export variables to the environment, in order to not confuse
|
|
# configure.
|
|
.NOEXPORT:
|
|
|
|
include $(srcdir)/empty.mk $(wildcard *.dep)
|
|
|
|
# TODO QUEUE:
|
|
# Garbage collect in gcc/:
|
|
# $(LIBGCC) settings in t-* are now unused
|
|
#
|
|
# Remove use of $(gcc_srcdir). Source files referenced using $(gcc_srcdir)
|
|
# should move into the libgcc directory.
|
|
|