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# Makefile.in
# Copyright (C) 2005, 2006, 2009 Free Software Foundation
#
# This file is part of GCC.
#
# GCC is free software; you can redistribute it and/or modify it under the
# terms of the GNU Library General Public License as published by the Free
# Software Foundation; either version 3 of the License, 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/>.
#
libgcc_topdir = @libgcc_topdir@
host_subdir = @host_subdir@
gcc_srcdir = $(libgcc_topdir)/gcc
gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
srcdir = @srcdir@
prefix = @prefix@
exec_prefix = @exec_prefix@
libdir = @libdir@
shlib_slibdir = @slibdir@
SHELL = @SHELL@
enable_shared = @enable_shared@
decimal_float = @decimal_float@
enable_decimal_float = @enable_decimal_float@
fixed_point = @fixed_point@
host_noncanonical = @host_noncanonical@
# List of extra object files that should be compiled for this target machine.
# The rules for compiling them should be in the t-* file for the machine.
EXTRA_PARTS = @extra_parts@
# Multilib support variables.
MULTISRCTOP =
MULTIBUILDTOP =
MULTIDIRS =
MULTISUBDIR =
MULTIDO = true
MULTICLEAN = true
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
objext = .o
AR = @AR@
AR_FLAGS = rc
CC = @CC@
CFLAGS = @CFLAGS@
RANLIB = @RANLIB@
LN_S = @LN_S@
PWD_COMMAND = $${PWDCMD-pwd}
# Flags to pass to a recursive make.
FLAGS_TO_PASS = \
"AR=$(AR)" \
"AR_FLAGS=$(AR_FLAGS)" \
"CC=$(CC)" \
"CFLAGS=$(CFLAGS)" \
"DESTDIR=$(DESTDIR)" \
"EXTRA_OFILES=$(EXTRA_OFILES)" \
"HDEFINES=$(HDEFINES)" \
"INSTALL=$(INSTALL)" \
"INSTALL_DATA=$(INSTALL_DATA)" \
"INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
"LDFLAGS=$(LDFLAGS)" \
"LOADLIBES=$(LOADLIBES)" \
"RANLIB=$(RANLIB)" \
"SHELL=$(SHELL)" \
"prefix=$(prefix)" \
"exec_prefix=$(exec_prefix)" \
"libdir=$(libdir)" \
"libsubdir=$(libsubdir)" \
"tooldir=$(tooldir)"
# Dependencies for "all" are set later in the file.
all: all-multi
# Now that we have built all the objects, we need to copy
# them back to the GCC directory. Too many things (other
# in-tree libraries, and DejaGNU) know about the layout
# of the build tree, for now.
$(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
.PHONY: all-multi
all-multi:
# If this is the top-level multilib, build all the other
# multilibs.
@: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
.PHONY: check installcheck
check:
installcheck:
.PHONY: all clean
clean:
-rm -f config.h stamp-h stmp-ldirs libgcc.map
-rm -f *$(objext)
-rm -f *.dep
-rm -f *.a
-rm -f libunwind$(SHLIB_EXT)
-rm -f libgcc_s*
@$(MULTICLEAN) multi-clean DO=clean
distclean: clean
@$(MULTICLEAN) multi-clean DO=distclean
-rm -f *~ Makefile config.cache config.status multilib.out
-rm -f config.log
maintainer-clean realclean: distclean
Makefile: $(srcdir)/Makefile.in config.status
CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
# Depending on Makefile makes sure that config.status has been re-run
# if needed. This prevents problems with parallel builds.
config.h: stamp-h ; @true
stamp-h: $(srcdir)/config.in config.status Makefile
CONFIG_FILES= CONFIG_HEADERS=config.h:$(srcdir)/config.in $(SHELL) ./config.status
config.status: $(srcdir)/configure $(srcdir)/config.host
$(SHELL) ./config.status --recheck
AUTOCONF = autoconf
configure_deps = \
$(srcdir)/../config/enable.m4 \
$(srcdir)/../config/tls.m4 \
$(srcdir)/../config/acx.m4 \
$(srcdir)/../config/no-executables.m4 \
$(srcdir)/../config/override.m4 \
$(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
cd $(srcdir) && $(AUTOCONF)
include $(gcc_objdir)/libgcc.mvars
# Flags to pass to recursive makes.
AR_FOR_TARGET = $(AR)
AR_FLAGS_FOR_TARGET =
AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
AWK = @AWK@
GCC_FOR_TARGET = $(CC)
LIPO = @LIPO@
LIPO_FOR_TARGET = $(LIPO)
MACHMODE_H = machmode.h mode-classes.def insn-modes.h
NM = @NM@
NM_FOR_TARGET = $(NM)
RANLIB_FOR_TARGET = $(RANLIB)
STRIP = @STRIP@
STRIP_FOR_TARGET = $(STRIP)
# Directory in which the compiler finds libraries etc.
libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)
# Used to install the shared libgcc.
slibdir = @slibdir@
export AR_FOR_TARGET
export AR_CREATE_FOR_TARGET
export AR_FLAGS_FOR_TARGET
export AR_EXTRACT_FOR_TARGET
export AWK
export DESTDIR
export GCC_FOR_TARGET
export INCLUDES
export INSTALL_DATA
export LIB1ASMSRC
export LIBGCC2_CFLAGS
export LIPO_FOR_TARGET
export MACHMODE_H
export NM_FOR_TARGET
export STRIP_FOR_TARGET
export RANLIB_FOR_TARGET
export libsubdir
export slibdir
version := $(shell $(CC) -dumpversion)
ifeq ($(decimal_float),yes)
ifeq ($(enable_decimal_float),bid)
DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
else
DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
-I$(srcdir)/../libdecnumber
endif
else
DECNUMINC =
endif
# Specify the directories to be searched for header files.
# Both . and srcdir are used, in that order,
# so that *config.h will be found in the compilation
# subdirectory rather than in the source directory.
# -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
# currently being compiled, in both source trees, to be examined as well.
INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
-I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
-I$(srcdir)/../include $(DECNUMINC)
# Forcibly remove any profiling-related flags. There is no point
# in supporting profiled bootstrap in this library.
override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
# CFLAGS first is not perfect; normally setting CFLAGS should override any
# options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
# will usually contain -g, so for the moment CFLAGS goes first. We must
# include CFLAGS - that's where multilib options live.
INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
$(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
inst_libdir = $(libsubdir)$(MULTISUBDIR)
inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
gcc_s_compile = $(gcc_compile) -DSHARED
objects = $(filter %$(objext),$^)
# Collect any host-specific information from Makefile fragments.
tmake_file = @tmake_file@
include $(srcdir)/empty.mk $(tmake_file)
# Only handle shared libraries if both:
# - the user requested them
# - we know how to build them
ifeq ($(SHLIB_LINK),)
enable_shared := no
endif
ifeq ($(enable_shared),yes)
iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
install-shared = install-shared
ifneq ($(LIBUNWIND),)
install-libunwind = install-libunwind
endif
# For -fvisibility=hidden. We need both a -fvisibility=hidden on
# the command line, and a #define to prevent libgcc2.h etc from
# overriding that with #pragmas.
vis_hide = @vis_hide@
ifneq (,$(vis_hide))
# If we have -fvisibility=hidden, then we need to generate hide
# lists for object files implemented in assembly.
ASM_HIDDEN_OP = @asm_hidden_op@
define gen-hide-list
$(NM) -pg $< | \
$(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
&& $$3 !~ /.*@.*/ \
{ print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
mv -f $@T $@
endef
else
gen-hide-list = echo > $@
endif
else
# Not enable_shared.
iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
vis_hide =
gen-hide-list = echo > \$@
endif
ifneq ($(EXTRA_PARTS),)
extra-parts = libgcc-extra-parts
INSTALL_PARTS = $(EXTRA_PARTS)
else
ifneq ($(GCC_EXTRA_PARTS),)
extra-parts = gcc-extra-parts
INSTALL_PARTS = $(GCC_EXTRA_PARTS)
endif
endif
# Library members defined in libgcc2.c.
lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
_clear_cache _enable_execute_stack _trampoline __main _absvsi2 \
_absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
_negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
_ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
_paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
_mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \
_divtc3 _bswapsi2 _bswapdi2
# The floating-point conversion routines that involve a single-word integer.
# XX stands for the integer mode.
swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
# Likewise double-word routines.
dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
$(patsubst %,_fixuns%XX,sf df xf tf) \
$(patsubst %,_floatXX%,sf df xf tf) \
$(patsubst %,_floatunXX%,sf df xf tf)
ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
lib2funcs += $(subst XX,si,$(swfloatfuncs))
lib2funcs += $(subst XX,di,$(dwfloatfuncs))
endif
# These might cause a divide overflow trap and so are compiled with
# unwinder info.
LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
# defined as optimized assembly code in LIB1ASMFUNCS or as C code
# in LIB2FUNCS_EXCLUDE.
lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
$(LIB2_DIVMOD_FUNCS))
# Build "libgcc1" (assembly) components.
ifeq ($(enable_shared),yes)
lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
$(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC) %.vis
$(gcc_compile) -DL$* -xassembler-with-cpp \
-c $(gcc_srcdir)/config/$(LIB1ASMSRC) -include $*.vis
$(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
$(gen-hide-list)
libgcc-objects += $(lib1asmfuncs-o)
lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
$(lib1asmfuncs-s-o): %_s$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
$(gcc_s_compile) -DL$* -xassembler-with-cpp \
-c $(gcc_srcdir)/config/$(LIB1ASMSRC)
libgcc-s-objects += $(lib1asmfuncs-s-o)
else
lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
$(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
$(gcc_compile) -DL$* -xassembler-with-cpp \
-c $(gcc_srcdir)/config/$(LIB1ASMSRC)
libgcc-objects += $(lib1asmfuncs-o)
endif
# Build lib2funcs. For the static library also include LIB2FUNCS_ST.
lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
$(lib2funcs-o): %$(objext): $(gcc_srcdir)/libgcc2.c
$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
$(vis_hide)
libgcc-objects += $(lib2funcs-o)
ifeq ($(enable_shared),yes)
lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
$(lib2funcs-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c
libgcc-s-objects += $(lib2funcs-s-o)
endif
ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
# Build libgcc2.c for each conversion function, with a specific
# L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
# functions are built with a wordsize of 4; the TImode functions are
# built with the same labels, but a wordsize of 8.
sifuncs = $(subst XX,si,$(swfloatfuncs))
difuncs = $(subst XX,di,$(dwfloatfuncs))
tifuncs = $(subst XX,ti,$(dwfloatfuncs))
iter-items := $(sifuncs) $(difuncs) $(tifuncs)
iter-labels := $(sifuncs) $(difuncs) $(difuncs)
iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
ifeq ($(enable_shared),yes)
libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
endif
endif
# Build LIB2_DIVMOD_FUNCS.
lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
$(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
-fexceptions -fnon-call-exceptions $(vis_hide)
libgcc-objects += $(lib2-divmod-o)
ifeq ($(enable_shared),yes)
lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
$(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
-fexceptions -fnon-call-exceptions
libgcc-s-objects += $(lib2-divmod-s-o)
endif
# $(FPBIT) et al. are pathnames relative to the GCC build
# directory; the supporting files are made by the GCC
# Makefile.
# FIXME: Soon we will be able to move this logic into this directory.
ifneq ($(fpbit-in-libgcc),yes)
FPBIT:=$(if $(FPBIT),$(gcc_objdir)/$(FPBIT),)
DPBIT:=$(if $(DPBIT),$(gcc_objdir)/$(DPBIT),)
TPBIT:=$(if $(TPBIT),$(gcc_objdir)/$(TPBIT),)
endif
ifeq ($(TPBIT),)
# _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
endif
# Build FPBIT.
ifneq ($(FPBIT),)
fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
$(fpbit-o): %$(objext): $(FPBIT)
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT) $(vis_hide)
libgcc-objects += $(fpbit-o)
ifeq ($(enable_shared),yes)
fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
$(fpbit-s-o): %_s$(objext): $(FPBIT)
$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT)
libgcc-s-objects += $(fpbit-s-o)
endif
endif
# Build DPBIT.
ifneq ($(DPBIT),)
dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
$(dpbit-o): %$(objext): $(DPBIT)
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -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
dfp-filenames =
ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
ifeq ($(enable_decimal_float),bid)
dfp-filenames += bid_decimal_globals bid_decimal_data \
bid_binarydecimal bid_convert_data \
_isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
bid128_noncomp bid128_fma bid_round bid_from_int \
bid64_add bid128_add bid64_div bid128_div \
bid64_mul bid128_mul bid64_compare bid128_compare \
bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
bid64_to_int32 bid64_to_int64 \
bid64_to_uint32 bid64_to_uint64 \
bid128_to_int32 bid128_to_int64 \
bid128_to_uint32 bid128_to_uint64
else
dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
endif
endif
dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
ifeq ($(enable_decimal_float),bid)
$(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
else
$(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
endif
$(gcc_compile) -c $<
libgcc-objects += $(dfp-objects)
decbits-filenames =
ifneq ($(enable_decimal_float),bid)
ifneq ($(D32PBIT),)
decbits-filenames += decimal32
endif
ifneq ($(D64PBIT),)
decbits-filenames += decimal64
endif
ifneq ($(D128PBIT),)
decbits-filenames += decimal128
endif
endif
decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
ifeq ($(enable_decimal_float),bid)
$(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
else
$(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
endif
$(gcc_compile) -c $<
libgcc-objects += $(decbits-objects)
# Next build individual support functions.
ifeq ($(enable_decimal_float),bid)
ifneq ($(D32PBIT),)
D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
endif
ifneq ($(D64PBIT),)
D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
endif
ifneq ($(D128PBIT),)
D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
endif
endif
ifneq ($(D32PBIT),)
d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
ifeq ($(enable_decimal_float),bid)
$(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
else
$(d32pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
endif
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
libgcc-objects += $(d32pbit-o)
endif
ifneq ($(D64PBIT),)
d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
ifeq ($(enable_decimal_float),bid)
$(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
else
$(d64pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
endif
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
libgcc-objects += $(d64pbit-o)
endif
ifneq ($(D128PBIT),)
d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
ifeq ($(enable_decimal_float),bid)
$(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
else
$(d128pbit-o): %$(objext): $(gcc_srcdir)/config/dfp-bit.c
endif
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
libgcc-objects += $(d128pbit-o)
endif
endif
ifeq ($(LIBGCC_SYNC),yes)
libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
sync_fetch_and_$(op) \
sync_$(op)_and_fetch) \
sync_bool_compare_and_swap \
sync_val_compare_and_swap \
sync_lock_test_and_set
libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
$(foreach suffix, 1 2 4 8 16, \
$(prefix)_$(suffix)))
libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
$(libgcc-sync-size-funcs-o): %$(objext): $(gcc_srcdir)/config/sync.c
$(gcc_compile) $(LIBGCC_SYNC_CFLAGS) \
-DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
-DSIZE=`echo "$*" | sed 's/.*_//'` \
-c $(gcc_srcdir)/config/sync.c $(vis_hide)
libgcc-objects += $(libgcc-sync-size-funcs-o)
libgcc-sync-funcs := sync_synchronize
libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
$(libgcc-sync-funcs-o): %$(objext): $(gcc_srcdir)/config/sync.c
$(gcc_compile) $(LIBGCC_SYNC_CFLAGS) \
-DL$* \
-c $(gcc_srcdir)/config/sync.c $(vis_hide)
libgcc-objects += $(libgcc-sync-funcs-o)
ifeq ($(enable_shared),yes)
libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
$(libgcc-sync-size-funcs))
$(libgcc-sync-size-funcs-s-o): %_s$(objext): $(gcc_srcdir)/config/sync.c
$(gcc_s_compile) $(LIBGCC_SYNC_CFLAGS) \
-DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
-DSIZE=`echo "$*" | sed 's/.*_//'` \
-c $(gcc_srcdir)/config/sync.c
libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
$(libgcc-sync-funcs-s-o): %_s$(objext): $(gcc_srcdir)/config/sync.c
$(gcc_s_compile) $(LIBGCC_SYNC_CFLAGS) \
-DL$* \
-c $(gcc_srcdir)/config/sync.c
libgcc-s-objects += $(libgcc-sync-funcs-s-o)
endif
endif
# Build fixed-point support.
ifeq ($(fixed_point),yes)
# Generate permutations of function name and mode
fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
# Generate the rules for each arithmetic function
iter-items := $(fixed-funcs)
iter-labels := $(fixed-labels)
iter-from := $(fixed-modes)
iter-to := $(fixed-modes)
include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
# Add arithmetic functions to list of objects to be built
libgcc-objects += $(patsubst %,%$(objext),$(fixed-funcs))
ifeq ($(enable_shared),yes)
libgcc-s-objects += $(patsubst %,%_s$(objext),$(fixed-funcs))
endif
# Convert from or to fractional
fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
fixed-conv-to := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
# Generate the make rules for each conversion function
iter-items := $(fixed-conv-funcs)
iter-labels := $(fixed-conv-labels)
iter-from := $(fixed-conv-from)
iter-to := $(fixed-conv-to)
include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
# Add conversion functions to list of objects to be built
libgcc-objects += $(patsubst %,%$(objext),$(fixed-conv-funcs))
ifeq ($(enable_shared),yes)
libgcc-s-objects += $(patsubst %,%_s$(objext),$(fixed-conv-funcs))
endif
endif
# Build LIB2ADD and LIB2ADD_ST.
ifneq ($(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@,$(MULTIOSSUBDIR),$(subst \
@shlib_slibdir@,$(shlib_slibdir),$(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-leaf: $(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
install: install-leaf
@: $(MAKE) ; $(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.
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