3 # Copyright (C) 2005, 2006, 2009, 2010, 2011 Free Software Foundation
5 # This file is part of GCC.
7 # GCC is free software; you can redistribute it and/or modify it under the
8 # terms of the GNU Library General Public License as published by the Free
9 # Software Foundation; either version 3 of the License, or (at your option)
12 # GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 # FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 # You should have received a copy of the GNU General Public License along
18 # with GCC; see the file COPYING3. If not see
19 # <http://www.gnu.org/licenses/>.
22 libgcc_topdir
= @libgcc_topdir@
23 host_subdir
= @host_subdir@
25 gcc_srcdir
= $(libgcc_topdir
)/gcc
26 gcc_objdir
= $(MULTIBUILDTOP
)..
/..
/$(host_subdir
)/gcc
32 exec_prefix = @
exec_prefix@
34 shlib_slibdir
= @slibdir@
39 enable_shared
= @enable_shared@
40 decimal_float
= @decimal_float@
41 enable_decimal_float
= @enable_decimal_float@
42 fixed_point
= @fixed_point@
44 host_noncanonical
= @host_noncanonical@
45 target_noncanonical
= @target_noncanonical@
47 # List of extra object files that should be compiled for this target machine.
48 # The rules for compiling them should be in the t-* file for the machine.
49 EXTRA_PARTS
= @extra_parts@
51 # Multilib support variables.
60 INSTALL_PROGRAM
= @INSTALL_PROGRAM@
61 INSTALL_DATA
= @INSTALL_DATA@
62 mkinstalldirs
= $(SHELL
) $(libgcc_topdir
)/mkinstalldirs
74 PWD_COMMAND
= $${PWDCMD-pwd
}
76 # Flags to pass to a recursive make.
79 "AR_FLAGS=$(AR_FLAGS)" \
82 "DESTDIR=$(DESTDIR)" \
83 "EXTRA_OFILES=$(EXTRA_OFILES)" \
84 "HDEFINES=$(HDEFINES)" \
85 "INSTALL=$(INSTALL)" \
86 "INSTALL_DATA=$(INSTALL_DATA)" \
87 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
88 "LDFLAGS=$(LDFLAGS)" \
89 "LOADLIBES=$(LOADLIBES)" \
93 "exec_prefix=$(exec_prefix)" \
95 "libsubdir=$(libsubdir)" \
98 # Dependencies for "all" are set later in the file.
100 # Now that we have built all the objects, we need to copy
101 # them back to the GCC directory. Too many things (other
102 # in-tree libraries, and DejaGNU) know about the layout
103 # of the build tree, for now.
104 $(MAKE
) install-leaf DESTDIR
=$(gcc_objdir
) \
105 slibdir
= libsubdir
= MULTIOSDIR
=$(MULTIDIR
)
109 # If this is the top-level multilib, build all the other
111 @
: $(MAKE
) ; exec
$(MULTIDO
) $(FLAGS_TO_PASS
) multi-do DO
=all
113 .PHONY
: check installcheck
120 -rm -f config.h stamp-h stmp-ldirs libgcc.map
124 -rm -f libunwind
$(SHLIB_EXT
)
126 @
$(MULTICLEAN
) multi-clean DO
=clean
128 @
$(MULTICLEAN
) multi-clean DO
=distclean
129 -rm -f
*~ Makefile config.cache config.status multilib.out
131 maintainer-clean
realclean: distclean
133 Makefile
: $(srcdir)/Makefile.in config.status
134 CONFIG_FILES
=Makefile CONFIG_HEADERS
= $(SHELL
) .
/config.status
136 # Depending on Makefile makes sure that config.status has been re-run
137 # if needed. This prevents problems with parallel builds.
138 config.h
: stamp-h
; @true
139 stamp-h
: $(srcdir)/config.in config.status Makefile
140 CONFIG_FILES
= CONFIG_HEADERS
=config.h
:$(srcdir)/config.in
$(SHELL
) .
/config.status
142 config.status
: $(srcdir)/configure
$(srcdir)/config.host
143 $(SHELL
) .
/config.status
--recheck
147 $(srcdir)/..
/config
/enable.m4 \
148 $(srcdir)/..
/config
/tls.m4 \
149 $(srcdir)/..
/config
/acx.m4 \
150 $(srcdir)/..
/config
/no-executables.m4 \
151 $(srcdir)/..
/config
/override.m4 \
152 $(srcdir)/..
/config
/dfp.m4 \
154 $(srcdir)/configure
: @MAINT@
$(srcdir)/configure.ac
$(configure_deps
)
155 cd
$(srcdir) && $(AUTOCONF
)
157 include $(gcc_objdir
)/libgcc.mvars
159 # Flags to pass to recursive makes.
161 AR_FOR_TARGET
= $(AR
)
162 AR_FLAGS_FOR_TARGET
=
163 AR_CREATE_FOR_TARGET
= $(AR_FOR_TARGET
) $(AR_FLAGS_FOR_TARGET
) rc
164 AR_EXTRACT_FOR_TARGET
= $(AR_FOR_TARGET
) $(AR_FLAGS_FOR_TARGET
) x
166 GCC_FOR_TARGET
= $(CC
)
168 LIPO_FOR_TARGET
= $(LIPO
)
169 MACHMODE_H
= machmode.h mode-classes.def insn-modes.h
171 NM_FOR_TARGET
= $(NM
)
172 RANLIB_FOR_TARGET
= $(RANLIB
)
174 STRIP_FOR_TARGET
= $(STRIP
)
176 # Directory in which the compiler finds libraries etc.
177 libsubdir
= $(libdir)/gcc
/$(host_noncanonical
)/$(version
)
178 # Used to install the shared libgcc.
180 # Maybe used for DLLs on Windows targets.
181 toolexecdir
= @toolexecdir@
182 toolexeclibdir
= @toolexeclibdir@
185 export AR_CREATE_FOR_TARGET
186 export AR_FLAGS_FOR_TARGET
187 export AR_EXTRACT_FOR_TARGET
190 export GCC_FOR_TARGET
194 export LIBGCC2_CFLAGS
195 export LIPO_FOR_TARGET
198 export STRIP_FOR_TARGET
199 export RANLIB_FOR_TARGET
203 export toolexeclibdir
205 version
:= $(shell $(CC
) -dumpversion
)
207 ifeq ($(decimal_float
),yes
)
208 ifeq ($(enable_decimal_float
),bid
)
209 DECNUMINC
= -I
$(srcdir)/config
/libbid
-DENABLE_DECIMAL_BID_FORMAT
211 DECNUMINC
= -I
$(srcdir)/..
/libdecnumber
/$(enable_decimal_float
) \
212 -I
$(srcdir)/..
/libdecnumber
218 # Specify the directories to be searched for header files.
219 # Both . and srcdir are used, in that order,
220 # so that *config.h will be found in the compilation
221 # subdirectory rather than in the source directory.
222 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
223 # currently being compiled, in both source trees, to be examined as well.
224 INCLUDES
= -I.
-I
$(@D
) -I
$(gcc_objdir
) \
225 -I
$(srcdir) -I
$(srcdir)/$(@D
) -I
$(srcdir)/..
/gcc \
226 -I
$(srcdir)/..
/include $(DECNUMINC
)
228 # Forcibly remove any profiling-related flags. There is no point
229 # in supporting profiled bootstrap in this library.
230 override CFLAGS
:= $(filter-out -fprofile-generate
-fprofile-use
,$(CFLAGS
))
232 # CFLAGS first is not perfect; normally setting CFLAGS should override any
233 # options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
234 # will usually contain -g, so for the moment CFLAGS goes first. We must
235 # include CFLAGS - that's where multilib options live.
236 INTERNAL_CFLAGS
= $(CFLAGS
) $(LIBGCC2_CFLAGS
) $(HOST_LIBGCC2_CFLAGS
) \
237 $(INCLUDES
) @set_have_cc_tls@ @set_use_emutls@
239 MULTIDIR
:= $(shell $(CC
) $(CFLAGS
) -print-multi-directory
)
240 MULTIOSDIR
:= $(shell $(CC
) $(CFLAGS
) -print-multi-os-directory
)
242 MULTIOSSUBDIR
:= $(shell if
test $(MULTIOSDIR
) != .
; then echo
/$(MULTIOSDIR
); fi
)
243 inst_libdir
= $(libsubdir
)$(MULTISUBDIR
)
244 inst_slibdir
= $(slibdir
)$(MULTIOSSUBDIR
)
246 gcc_compile_bare
= $(CC
) $(INTERNAL_CFLAGS
)
247 compile_deps
= -MT
$@
-MD
-MP
-MF
$(basename $@
).dep
248 gcc_compile
= $(gcc_compile_bare
) -o
$@
$(compile_deps
)
249 gcc_s_compile
= $(gcc_compile
) -DSHARED
251 objects
= $(filter %$(objext
),$^
)
253 # Collect any host-specific information from Makefile fragments.
255 LIBGCC_VER_GNU_PREFIX
= __
256 LIBGCC_VER_SYMBOLS_PREFIX
=
258 tmake_file
= @tmake_file@
259 include $(srcdir)/empty.mk
$(tmake_file
)
261 # Only handle shared libraries if both:
262 # - the user requested them
263 # - we know how to build them
264 ifeq ($(SHLIB_LINK
),)
268 ifeq ($(enable_shared
),yes
)
269 iterator
= $(srcdir)/empty.mk
$(patsubst %,$(srcdir)/shared-object.mk
,$(iter-items
))
271 install-shared
= install-shared
273 ifneq ($(LIBUNWIND
),)
274 install-libunwind
= install-libunwind
277 # For -fvisibility=hidden. We need both a -fvisibility=hidden on
278 # the command line, and a #define to prevent libgcc2.h etc from
279 # overriding that with #pragmas.
280 vis_hide
= @vis_hide@
284 # If we have -fvisibility=hidden, then we need to generate hide
285 # lists for object files implemented in assembly.
286 ASM_HIDDEN_OP
= @asm_hidden_op@
290 $(AWK
) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
292 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
296 gen-hide-list
= echo
> $@
301 iterator
= $(srcdir)/empty.mk
$(patsubst %,$(srcdir)/static-object.mk
,$(iter-items
))
303 gen-hide-list
= echo
> \
$@
306 ifneq ($(EXTRA_PARTS
),)
307 extra-parts
= libgcc-extra-parts
308 INSTALL_PARTS
= $(EXTRA_PARTS
)
310 ifneq ($(GCC_EXTRA_PARTS
),)
311 extra-parts
= gcc-extra-parts
312 INSTALL_PARTS
= $(GCC_EXTRA_PARTS
)
316 # Library members defined in libgcc2.c.
317 lib2funcs
= _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
318 _clear_cache _enable_execute_stack _trampoline __main _absvsi2 \
319 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
320 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
321 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
322 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
323 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \
324 _divtc3 _bswapsi2 _bswapdi2
326 # The floating-point conversion routines that involve a single-word integer.
327 # XX stands for the integer mode.
328 swfloatfuncs
= $(patsubst %,_fixuns
%XX
,sf df xf
)
330 # Likewise double-word routines.
331 dwfloatfuncs
= $(patsubst %,_fix
%XX
,sf df xf tf
) \
332 $(patsubst %,_fixuns
%XX
,sf df xf tf
) \
333 $(patsubst %,_floatXX
%,sf df xf tf
) \
334 $(patsubst %,_floatunXX
%,sf df xf tf
)
336 ifeq ($(LIB2_SIDITI_CONV_FUNCS
),)
337 lib2funcs
+= $(subst XX
,si
,$(swfloatfuncs
))
338 lib2funcs
+= $(subst XX
,di
,$(dwfloatfuncs
))
341 # These might cause a divide overflow trap and so are compiled with
343 LIB2_DIVMOD_FUNCS
= _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
345 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
346 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
347 # in LIB2FUNCS_EXCLUDE.
348 lib2funcs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
) $(LIB1ASMFUNCS
),$(lib2funcs
))
349 LIB2_DIVMOD_FUNCS
:= $(filter-out $(LIB2FUNCS_EXCLUDE
) $(LIB1ASMFUNCS
), \
350 $(LIB2_DIVMOD_FUNCS
))
352 # Build "libgcc1" (assembly) components.
353 ifeq ($(enable_shared
),yes
)
355 lib1asmfuncs-o
= $(patsubst %,%$(objext
),$(LIB1ASMFUNCS
))
356 $(lib1asmfuncs-o
): %$(objext
): $(gcc_srcdir
)/config
/$(LIB1ASMSRC
) %.vis
357 $(gcc_compile
) -DL
$* -xassembler-with-cpp \
358 -c
$(gcc_srcdir
)/config
/$(LIB1ASMSRC
) -include $*.vis
359 $(patsubst %,%.vis
,$(LIB1ASMFUNCS
)): %.vis
: %_s
$(objext
)
361 libgcc-objects
+= $(lib1asmfuncs-o
)
363 lib1asmfuncs-s-o
= $(patsubst %,%_s
$(objext
),$(LIB1ASMFUNCS
))
364 $(lib1asmfuncs-s-o
): %_s
$(objext
): $(gcc_srcdir
)/config
/$(LIB1ASMSRC
)
365 $(gcc_s_compile
) -DL
$* -xassembler-with-cpp \
366 -c
$(gcc_srcdir
)/config
/$(LIB1ASMSRC
)
367 libgcc-s-objects
+= $(lib1asmfuncs-s-o
)
371 lib1asmfuncs-o
= $(patsubst %,%$(objext
),$(LIB1ASMFUNCS
))
372 $(lib1asmfuncs-o
): %$(objext
): $(gcc_srcdir
)/config
/$(LIB1ASMSRC
)
373 $(gcc_compile
) -DL
$* -xassembler-with-cpp \
374 -c
$(gcc_srcdir
)/config
/$(LIB1ASMSRC
)
375 libgcc-objects
+= $(lib1asmfuncs-o
)
379 # Build lib2funcs. For the static library also include LIB2FUNCS_ST.
380 lib2funcs-o
= $(patsubst %,%$(objext
),$(lib2funcs
) $(LIB2FUNCS_ST
))
381 $(lib2funcs-o
): %$(objext
): $(gcc_srcdir
)/libgcc2.c
382 $(gcc_compile
) -DL
$* -c
$(gcc_srcdir
)/libgcc2.c \
384 libgcc-objects
+= $(lib2funcs-o
)
386 ifeq ($(enable_shared
),yes
)
387 lib2funcs-s-o
= $(patsubst %,%_s
$(objext
),$(lib2funcs
))
388 $(lib2funcs-s-o
): %_s
$(objext
): $(gcc_srcdir
)/libgcc2.c
389 $(gcc_s_compile
) -DL
$* -c
$(gcc_srcdir
)/libgcc2.c
390 libgcc-s-objects
+= $(lib2funcs-s-o
)
393 ifneq ($(LIB2_SIDITI_CONV_FUNCS
),)
394 # Build libgcc2.c for each conversion function, with a specific
395 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
396 # functions are built with a wordsize of 4; the TImode functions are
397 # built with the same labels, but a wordsize of 8.
399 sifuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,si
,$(swfloatfuncs
)))
400 difuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,di
,$(dwfloatfuncs
)))
401 tifuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,ti
,$(dwfloatfuncs
)))
403 iter-items
:= $(sifuncs
) $(difuncs
) $(tifuncs
)
404 iter-labels
:= $(sifuncs
) $(difuncs
) $(difuncs
)
405 iter-sizes
:= $(patsubst %,4,$(sifuncs
) $(difuncs
)) $(patsubst %,8,$(tifuncs
))
407 include $(srcdir)/empty.mk
$(patsubst %,$(srcdir)/siditi-object.mk
,$(iter-items
))
409 libgcc-objects
+= $(patsubst %,%$(objext
),$(sifuncs
) $(difuncs
) $(tifuncs
))
410 ifeq ($(enable_shared
),yes
)
411 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(sifuncs
) $(difuncs
) $(tifuncs
))
415 # Build LIB2_DIVMOD_FUNCS.
416 lib2-divmod-o
= $(patsubst %,%$(objext
),$(LIB2_DIVMOD_FUNCS
))
417 $(lib2-divmod-o
): %$(objext
): $(gcc_srcdir
)/libgcc2.c
418 $(gcc_compile
) -DL
$* -c
$(gcc_srcdir
)/libgcc2.c \
419 -fexceptions
-fnon-call-exceptions
$(vis_hide
)
420 libgcc-objects
+= $(lib2-divmod-o
)
422 ifeq ($(enable_shared
),yes
)
423 lib2-divmod-s-o
= $(patsubst %,%_s
$(objext
),$(LIB2_DIVMOD_FUNCS
))
424 $(lib2-divmod-s-o
): %_s
$(objext
): $(gcc_srcdir
)/libgcc2.c
425 $(gcc_s_compile
) -DL
$* -c
$(gcc_srcdir
)/libgcc2.c \
426 -fexceptions
-fnon-call-exceptions
427 libgcc-s-objects
+= $(lib2-divmod-s-o
)
430 # $(FPBIT) et al. are pathnames relative to the GCC build
431 # directory; the supporting files are made by the GCC
433 # FIXME: Soon we will be able to move this logic into this directory.
435 ifneq ($(fpbit-in-libgcc
),yes
)
436 FPBIT
:=$(if
$(FPBIT
),$(gcc_objdir
)/$(FPBIT
),)
437 DPBIT
:=$(if
$(DPBIT
),$(gcc_objdir
)/$(DPBIT
),)
438 TPBIT
:=$(if
$(TPBIT
),$(gcc_objdir
)/$(TPBIT
),)
442 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
443 FPBIT_FUNCS
:= $(filter-out _sf_to_tf
,$(FPBIT_FUNCS
))
444 DPBIT_FUNCS
:= $(filter-out _df_to_tf
,$(DPBIT_FUNCS
))
449 fpbit-o
= $(patsubst %,%$(objext
),$(FPBIT_FUNCS
))
450 $(fpbit-o
): %$(objext
): $(FPBIT
)
451 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(FPBIT
) $(vis_hide
)
452 libgcc-objects
+= $(fpbit-o
)
454 ifeq ($(enable_shared
),yes
)
455 fpbit-s-o
= $(patsubst %,%_s
$(objext
),$(FPBIT_FUNCS
))
456 $(fpbit-s-o
): %_s
$(objext
): $(FPBIT
)
457 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(FPBIT
)
458 libgcc-s-objects
+= $(fpbit-s-o
)
464 dpbit-o
= $(patsubst %,%$(objext
),$(DPBIT_FUNCS
))
465 $(dpbit-o
): %$(objext
): $(DPBIT
)
466 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(DPBIT
) $(vis_hide
)
467 libgcc-objects
+= $(dpbit-o
)
469 ifeq ($(enable_shared
),yes
)
470 dpbit-s-o
= $(patsubst %,%_s
$(objext
),$(DPBIT_FUNCS
))
471 $(dpbit-s-o
): %_s
$(objext
): $(DPBIT
)
472 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(DPBIT
)
473 libgcc-s-objects
+= $(dpbit-s-o
)
479 tpbit-o
= $(patsubst %,%$(objext
),$(TPBIT_FUNCS
))
480 $(tpbit-o
): %$(objext
): $(TPBIT
)
481 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(TPBIT
) $(vis_hide
)
482 libgcc-objects
+= $(tpbit-o
)
484 ifeq ($(enable_shared
),yes
)
485 tpbit-s-o
= $(patsubst %,%_s
$(objext
),$(TPBIT_FUNCS
))
486 $(tpbit-s-o
): %_s
$(objext
): $(TPBIT
)
487 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -c
$(TPBIT
)
488 libgcc-s-objects
+= $(tpbit-s-o
)
492 # Build decimal floating point support.
493 ifeq ($(decimal_float
),yes
)
495 # If $DFP_ENABLE is set, then we want all data type sizes.
496 ifneq ($(DFP_ENABLE
),)
503 ifneq ($(D32PBIT
)$(D64PBIT
)$(D128PBIT
),)
504 ifeq ($(enable_decimal_float
),bid
)
505 dfp-filenames
+= bid_decimal_globals bid_decimal_data \
506 bid_binarydecimal bid_convert_data \
507 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
508 bid128_noncomp bid128_fma bid_round bid_from_int \
509 bid64_add bid128_add bid64_div bid128_div \
510 bid64_mul bid128_mul bid64_compare bid128_compare \
511 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
512 bid64_to_int32 bid64_to_int64 \
513 bid64_to_uint32 bid64_to_uint64 \
514 bid128_to_int32 bid128_to_int64 \
515 bid128_to_uint32 bid128_to_uint64
517 dfp-filenames
+= decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
521 dfp-objects
= $(patsubst %,%$(objext
),$(dfp-filenames
))
522 ifeq ($(enable_decimal_float
),bid
)
523 $(dfp-objects
): %$(objext
): $(srcdir)/config
/libbid
/%.c
525 $(dfp-objects
): %$(objext
): $(srcdir)/..
/libdecnumber
/%.c
528 libgcc-objects
+= $(dfp-objects
)
531 ifneq ($(enable_decimal_float
),bid
)
533 decbits-filenames
+= decimal32
537 decbits-filenames
+= decimal64
541 decbits-filenames
+= decimal128
545 decbits-objects
= $(patsubst %,%$(objext
),$(decbits-filenames
))
546 ifeq ($(enable_decimal_float
),bid
)
547 $(decbits-objects
): %$(objext
): $(srcdir)/config
/libbid
/%.c
549 $(decbits-objects
): %$(objext
): $(srcdir)/..
/libdecnumber
/$(enable_decimal_float
)/%.c
552 libgcc-objects
+= $(decbits-objects
)
554 # Next build individual support functions.
555 ifeq ($(enable_decimal_float
),bid
)
557 D32PBIT_FUNCS
:=$(filter-out _plus_sd _minus_sd _conv_sd
, $(D32PBIT_FUNCS
))
561 D64PBIT_FUNCS
:=$(filter-out _plus_dd _minus_dd _conv_dd
, $(D64PBIT_FUNCS
))
565 D128PBIT_FUNCS
:=$(filter-out _plus_td _minus_td _conv_td
, $(D128PBIT_FUNCS
))
570 d32pbit-o
= $(patsubst %,%$(objext
),$(D32PBIT_FUNCS
))
571 ifeq ($(enable_decimal_float
),bid
)
572 $(d32pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
574 $(d32pbit-o
): %$(objext
): $(gcc_srcdir
)/config
/dfp-bit.c
576 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=32 -c
$<
577 libgcc-objects
+= $(d32pbit-o
)
581 d64pbit-o
= $(patsubst %,%$(objext
),$(D64PBIT_FUNCS
))
582 ifeq ($(enable_decimal_float
),bid
)
583 $(d64pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
585 $(d64pbit-o
): %$(objext
): $(gcc_srcdir
)/config
/dfp-bit.c
587 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=64 -c
$<
588 libgcc-objects
+= $(d64pbit-o
)
592 d128pbit-o
= $(patsubst %,%$(objext
),$(D128PBIT_FUNCS
))
593 ifeq ($(enable_decimal_float
),bid
)
594 $(d128pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
596 $(d128pbit-o
): %$(objext
): $(gcc_srcdir
)/config
/dfp-bit.c
598 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=128 -c
$<
599 libgcc-objects
+= $(d128pbit-o
)
604 ifeq ($(LIBGCC_SYNC
),yes
)
605 libgcc-sync-size-funcs
:= $(foreach op
, add sub or and xor nand
, \
606 sync_fetch_and_
$(op
) \
607 sync_
$(op
)_and_fetch
) \
608 sync_bool_compare_and_swap \
609 sync_val_compare_and_swap \
610 sync_lock_test_and_set
612 libgcc-sync-size-funcs
:= $(foreach prefix, $(libgcc-sync-size-funcs
), \
613 $(foreach suffix, 1 2 4 8 16, \
614 $(prefix)_
$(suffix)))
616 libgcc-sync-size-funcs-o
= $(patsubst %,%$(objext
),$(libgcc-sync-size-funcs
))
617 $(libgcc-sync-size-funcs-o
): %$(objext
): $(gcc_srcdir
)/config
/sync.c
618 $(gcc_compile
) $(LIBGCC_SYNC_CFLAGS
) \
619 -DFN
=`echo "$*" | sed 's/_[^_]*$$//'` \
620 -DSIZE
=`echo "$*" | sed 's/.*_//'` \
621 -c
$(gcc_srcdir
)/config
/sync.c
$(vis_hide
)
622 libgcc-objects
+= $(libgcc-sync-size-funcs-o
)
624 libgcc-sync-funcs
:= sync_synchronize
626 libgcc-sync-funcs-o
= $(patsubst %,%$(objext
),$(libgcc-sync-funcs
))
627 $(libgcc-sync-funcs-o
): %$(objext
): $(gcc_srcdir
)/config
/sync.c
628 $(gcc_compile
) $(LIBGCC_SYNC_CFLAGS
) \
630 -c
$(gcc_srcdir
)/config
/sync.c
$(vis_hide
)
631 libgcc-objects
+= $(libgcc-sync-funcs-o
)
633 ifeq ($(enable_shared
),yes
)
634 libgcc-sync-size-funcs-s-o
= $(patsubst %,%_s
$(objext
), \
635 $(libgcc-sync-size-funcs
))
636 $(libgcc-sync-size-funcs-s-o
): %_s
$(objext
): $(gcc_srcdir
)/config
/sync.c
637 $(gcc_s_compile
) $(LIBGCC_SYNC_CFLAGS
) \
638 -DFN
=`echo "$*" | sed 's/_[^_]*$$//'` \
639 -DSIZE
=`echo "$*" | sed 's/.*_//'` \
640 -c
$(gcc_srcdir
)/config
/sync.c
641 libgcc-s-objects
+= $(libgcc-sync-size-funcs-s-o
)
643 libgcc-sync-funcs-s-o
= $(patsubst %,%_s
$(objext
),$(libgcc-sync-funcs
))
644 $(libgcc-sync-funcs-s-o
): %_s
$(objext
): $(gcc_srcdir
)/config
/sync.c
645 $(gcc_s_compile
) $(LIBGCC_SYNC_CFLAGS
) \
647 -c
$(gcc_srcdir
)/config
/sync.c
648 libgcc-s-objects
+= $(libgcc-sync-funcs-s-o
)
652 # Build fixed-point support.
653 ifeq ($(fixed_point
),yes
)
655 # Generate permutations of function name and mode
656 fixed-labels
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith labels
)
657 fixed-funcs
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith funcs
)
658 fixed-modes
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith modes
)
660 # Generate the rules for each arithmetic function
661 iter-items
:= $(fixed-funcs
)
662 iter-labels
:= $(fixed-labels
)
663 iter-from
:= $(fixed-modes
)
664 iter-to
:= $(fixed-modes
)
665 include $(srcdir)/empty.mk
$(patsubst %,$(srcdir)/fixed-obj.mk
,$(iter-items
))
667 # Add arithmetic functions to list of objects to be built
668 libgcc-objects
+= $(patsubst %,%$(objext
),$(fixed-funcs
))
669 ifeq ($(enable_shared
),yes
)
670 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(fixed-funcs
))
673 # Convert from or to fractional
674 fixed-conv-funcs
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv funcs
)
675 fixed-conv-labels
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv labels
)
676 fixed-conv-from
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv from
)
677 fixed-conv-to
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv to
)
679 # Generate the make rules for each conversion function
680 iter-items
:= $(fixed-conv-funcs
)
681 iter-labels
:= $(fixed-conv-labels
)
682 iter-from
:= $(fixed-conv-from
)
683 iter-to
:= $(fixed-conv-to
)
684 include $(srcdir)/empty.mk
$(patsubst %,$(srcdir)/fixed-obj.mk
,$(iter-items
))
686 # Add conversion functions to list of objects to be built
687 libgcc-objects
+= $(patsubst %,%$(objext
),$(fixed-conv-funcs
))
688 ifeq ($(enable_shared
),yes
)
689 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(fixed-conv-funcs
))
694 # Build LIB2ADD and LIB2ADD_ST.
695 ifneq ($(filter-out %.c
%.S
%.asm
,$(LIB2ADD
) $(LIB2ADD_ST
)),)
696 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.
)
699 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADD
))))
700 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADD_ST
))))
703 iter-items
:= $(LIB2ADD
) $(LIB2ADD_ST
)
706 ifeq ($(enable_shared
),yes
)
707 libgcc-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIB2ADD
))))
710 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have
711 # libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
712 # LIB2ADDEHSHARED matter. (Usually all three are identical.)
714 c_flags
:= -fexceptions
716 ifeq ($(enable_shared
),yes
)
718 libgcc-eh-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADDEHSTATIC
))))
719 libgcc-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIB2ADDEHSHARED
))))
721 iter-items
:= $(sort $(LIB2ADDEHSTATIC
) $(LIB2ADDEHSHARED
))
725 # Not shared. LIB2ADDEH are added to libgcc.a.
727 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADDEH
))))
729 iter-items
:= $(LIB2ADDEH
)
736 c_flags
:= -fexceptions
738 libunwind-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIBUNWIND
))))
740 ifeq ($(enable_shared
),yes
)
741 libunwind-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIBUNWIND
))))
744 iter-items
:= $(LIBUNWIND
)
747 # Build libgcov components.
748 libgcov-objects
= $(patsubst %,%$(objext
),$(LIBGCOV
))
749 $(libgcov-objects
): %$(objext
): $(gcc_srcdir
)/libgcov.c
750 $(gcc_compile
) -DL
$* -c
$(gcc_srcdir
)/libgcov.c
754 libgcc.a
: $(libgcc-objects
)
755 libgcov.a
: $(libgcov-objects
)
756 libunwind.a
: $(libunwind-objects
)
757 libgcc_eh.a
: $(libgcc-eh-objects
)
759 libgcc.a libgcov.a libunwind.a libgcc_eh.a
:
762 objects
="$(objects)"; \
763 if
test -z
"$$objects"; then \
764 echo
'int __libgcc_eh_dummy;' > eh_dummy.c
; \
765 $(gcc_compile_bare
) $(vis_hide
) -c eh_dummy.c \
766 -o eh_dummy
$(objext
); \
767 objects
=eh_dummy
$(objext
); \
769 $(AR_CREATE_FOR_TARGET
) $@
$$objects
773 all: libgcc.a libgcov.a
775 ifneq ($(LIBUNWIND
),)
777 libgcc_s
$(SHLIB_EXT
): libunwind
$(SHLIB_EXT
)
780 ifeq ($(enable_shared
),yes
)
781 all: libgcc_eh.a libgcc_s
$(SHLIB_EXT
)
782 ifneq ($(LIBUNWIND
),)
783 all: libunwind
$(SHLIB_EXT
)
787 ifeq ($(enable_shared
),yes
)
789 # Map-file generation.
790 ifneq ($(SHLIB_MKMAP
),)
791 libgcc.map
: $(SHLIB_MKMAP
) $(SHLIB_MAPFILES
) $(libgcc-s-objects
)
792 { $(NM
) $(SHLIB_NM_FLAGS
) $(libgcc-s-objects
); echo
%%; \
793 cat
$(SHLIB_MAPFILES
) \
794 | sed
-e
'/^[ ]*#/d' \
795 -e
's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
796 |
$(gcc_compile_bare
) -E
-xassembler-with-cpp
-; \
797 } |
$(AWK
) -f
$(SHLIB_MKMAP
) $(SHLIB_MKMAP_OPTS
) > tmp-
$@
799 libgcc_s
$(SHLIB_EXT
): libgcc.map
803 libgcc-std.ver
: $(srcdir)/libgcc-std.ver.in
804 sed
-e
's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' < $< > $@
806 libgcc_s
$(SHLIB_EXT
): $(libgcc-s-objects
) $(extra-parts
)
807 # @multilib_flags@ is still needed because this may use
808 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
809 # @multilib_dir@ is not really necessary, but sometimes it has
810 # more uses than just a directory name.
811 $(mkinstalldirs
) $(MULTIDIR
)
812 $(subst @multilib_flags@
,$(CFLAGS
) -B.
/,$(subst \
813 @multilib_dir@
,$(MULTIDIR
),$(subst \
814 @shlib_objs@
,$(objects
),$(subst \
815 @shlib_base_name@
,libgcc_s
,$(subst \
816 @shlib_map_file@
,$(mapfile
),$(subst \
817 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(subst \
818 @shlib_slibdir@
,$(shlib_slibdir
),$(SHLIB_LINK
))))))))
820 libunwind
$(SHLIB_EXT
): $(libunwind-s-objects
) $(extra-parts
)
821 # @multilib_flags@ is still needed because this may use
822 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
823 # @multilib_dir@ is not really necessary, but sometimes it has
824 # more uses than just a directory name.
825 $(mkinstalldirs
) $(MULTIDIR
)
826 $(subst @multilib_flags@
,$(CFLAGS
) -B.
/,$(subst \
827 @multilib_dir@
,$(MULTIDIR
),$(subst \
828 @shlib_objs@
,$(objects
),$(subst \
829 @shlib_base_name@
,libunwind
,$(subst \
830 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIBUNWIND_LINK
))))))
834 # Build the standard GCC startfiles and endfiles.
835 ALL_CRT_CFLAGS
= $(CFLAGS
) $(CRTSTUFF_CFLAGS
) $(INCLUDES
)
836 crt_compile
= $(CC
) $(ALL_CRT_CFLAGS
) -o
$@
$(compile_deps
)
838 ifeq ($(CUSTOM_CRTSTUFF
),)
839 crtbegin
$(objext
): $(gcc_srcdir
)/crtstuff.c
840 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) \
841 -c
$(gcc_srcdir
)/crtstuff.c
-DCRT_BEGIN
843 crtend
$(objext
): $(gcc_srcdir
)/crtstuff.c
844 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) \
845 -c
$(gcc_srcdir
)/crtstuff.c
-DCRT_END
847 # These are versions of crtbegin and crtend for shared libraries.
848 crtbeginS
$(objext
): $(gcc_srcdir
)/crtstuff.c
849 $(crt_compile
) $(CRTSTUFF_T_CFLAGS_S
) \
850 -c
$(gcc_srcdir
)/crtstuff.c
-DCRT_BEGIN
-DCRTSTUFFS_O
852 crtendS
$(objext
): $(gcc_srcdir
)/crtstuff.c
853 $(crt_compile
) $(CRTSTUFF_T_CFLAGS_S
) \
854 -c
$(gcc_srcdir
)/crtstuff.c
-DCRT_END
-DCRTSTUFFS_O
856 # This is a version of crtbegin for -static links.
857 crtbeginT.o
: $(gcc_srcdir
)/crtstuff.c
858 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) \
859 -c
$(gcc_srcdir
)/crtstuff.c
-DCRT_BEGIN
-DCRTSTUFFT_O
862 # Build extra startfiles in the libgcc directory.
863 .PHONY
: libgcc-extra-parts
864 libgcc-extra-parts
: $(EXTRA_PARTS
)
865 ifneq ($(GCC_EXTRA_PARTS
),)
866 ifneq ($(sort $(EXTRA_PARTS
)),$(GCC_EXTRA_PARTS
))
867 # If the gcc directory specifies which extra parts to
868 # build for this target, and the libgcc configuration also
869 # specifies, make sure they match. This can be removed
870 # when the gcc directory no longer holds libgcc configuration;
871 # it is useful when migrating a target.
872 @echo
"Configuration mismatch!"
873 @echo
"Extra parts from gcc directory: $(GCC_EXTRA_PARTS)"
874 @echo
"Extra parts from libgcc: $(EXTRA_PARTS)"
879 # Early copyback; see "all" above for the rationale. The
880 # early copy is necessary so that the gcc -B options find
881 # the right startup files when linking shared libgcc.
882 $(mkinstalldirs
) $(gcc_objdir
)$(MULTISUBDIR
)
883 parts
="$(EXTRA_PARTS)"; \
884 for file in
$$parts; do \
885 rm -f
$(gcc_objdir
)$(MULTISUBDIR
)/$$file; \
886 $(INSTALL_DATA
) $$file $(gcc_objdir
)$(MULTISUBDIR
)/; \
889 $(RANLIB
) $(gcc_objdir
)$(MULTISUBDIR
)/$$file ;; \
893 # Build extra startfiles in the gcc directory, for unconverted
895 .PHONY
: gcc-extra-parts
897 # Recursively invoke make in the GCC directory to build any
898 # startfiles (for now). We must do this just once, passing
899 # it all the GCC_EXTRA_PARTS as simultaneous goal targets,
900 # so that rules which cannot execute simultaneously are properly
901 # serialized. We indirect through T_TARGET in case any multilib
902 # directories contain an equals sign, to prevent make from
903 # interpreting any of the goals as variable assignments.
905 # We must use cd && make rather than make -C, or else the stage
906 # number will be embedded in debug information.
908 T
=`$(PWD_COMMAND)`/ \
909 && cd
$(gcc_objdir
) \
910 && $(MAKE
) GCC_FOR_TARGET
="$(CC)" \
911 MULTILIB_CFLAGS
="$(CFLAGS)" \
913 T_TARGET
="$(patsubst %,$${T}%,$(GCC_EXTRA_PARTS))" \
916 # Early copyback; see "all" above for the rationale. The
917 # early copy is necessary so that the gcc -B options find
918 # the right startup files when linking shared libgcc.
919 $(mkinstalldirs
) $(gcc_objdir
)$(MULTISUBDIR
)
920 parts
="$(GCC_EXTRA_PARTS)"; \
921 for file in
$$parts; do \
922 rm -f
$(gcc_objdir
)$(MULTISUBDIR
)/$$file; \
923 $(INSTALL_DATA
) $$file $(gcc_objdir
)$(MULTISUBDIR
)/; \
926 $(RANLIB
) $(gcc_objdir
)$(MULTISUBDIR
)/$$file ;; \
932 # Documentation targets (empty).
933 .PHONY
: info html
dvi pdf install-info install-html install-pdf
943 # Install rules. These do not depend on "all", so that they can be invoked
944 # recursively from it.
946 $(mkinstalldirs
) $(DESTDIR
)$(inst_slibdir
)
948 # NOTE: Maybe this should go into $(inst_libdir), but this
949 # is where the old mklibgcc.in put it.
950 $(INSTALL_DATA
) libunwind.a
$(DESTDIR
)$(inst_slibdir
)/
951 chmod
644 $(DESTDIR
)$(inst_slibdir
)/libunwind.a
952 $(RANLIB
) $(DESTDIR
)$(inst_slibdir
)/libunwind.a
954 $(subst @multilib_dir@
,$(MULTIDIR
),$(subst \
955 @shlib_base_name@
,libunwind
,$(subst \
956 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIBUNWIND_INSTALL
))))
959 $(mkinstalldirs
) $(DESTDIR
)$(inst_libdir
)
961 $(INSTALL_DATA
) libgcc_eh.a
$(DESTDIR
)$(inst_libdir
)/
962 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcc_eh.a
963 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcc_eh.a
965 $(subst @multilib_dir@
,$(MULTIDIR
),$(subst \
966 @shlib_base_name@
,libgcc_s
,$(subst \
967 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIB_INSTALL
))))
969 install-leaf
: $(install-shared
) $(install-libunwind
)
970 $(mkinstalldirs
) $(DESTDIR
)$(inst_libdir
)
972 $(INSTALL_DATA
) libgcc.a
$(DESTDIR
)$(inst_libdir
)/
973 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcc.a
974 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcc.a
975 $(INSTALL_DATA
) libgcov.a
$(DESTDIR
)$(inst_libdir
)/
976 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcov.a
977 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcov.a
979 parts
="$(INSTALL_PARTS)"; \
980 for file in
$$parts; do \
981 rm -f
$(DESTDIR
)$(inst_libdir
)/$$file; \
982 $(INSTALL_DATA
) $$file $(DESTDIR
)$(inst_libdir
)/; \
985 $(RANLIB
) $(gcc_objdir
)$(MULTISUBDIR
)/$$file ;; \
989 install: install-leaf
990 @
: $(MAKE
) ; $(MULTIDO
) $(FLAGS_TO_PASS
) multi-do DO
=install
992 install-strip
: install
994 .PHONY
: install install-shared install-libunwind install-strip
996 # Don't export variables to the environment, in order to not confuse
1000 include $(srcdir)/empty.mk
$(wildcard *.dep
)
1003 # Garbage collect in gcc/:
1004 # $(LIBGCC) settings in t-* are now unused
1006 # Remove use of $(gcc_srcdir). Source files referenced using $(gcc_srcdir)
1007 # should move into the libgcc directory.