Actually check in the fix
[official-gcc.git] / libgcc / Makefile.in
blob88ddfea18eb229cfbf7bc098bada4ce31dfcf159
1 # Makefile.in
3 # Copyright (C) 2005-2015 Free Software Foundation, Inc.
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)
10 # any later version.
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
15 # more details.
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_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
27 srcdir = @srcdir@
29 prefix = @prefix@
31 exec_prefix = @exec_prefix@
32 libdir = @libdir@
33 shlib_slibdir = @slibdir@
35 SHELL = @SHELL@
37 cpu_type = @cpu_type@
38 enable_shared = @enable_shared@
39 double_type_size = @double_type_size@
40 long_double_type_size = @long_double_type_size@
41 decimal_float = @decimal_float@
42 enable_vtable_verify = @enable_vtable_verify@
43 enable_decimal_float = @enable_decimal_float@
44 fixed_point = @fixed_point@
45 with_aix_soname = @with_aix_soname@
47 host_noncanonical = @host_noncanonical@
48 target_noncanonical = @target_noncanonical@
50 # List of extra object files that should be compiled for this target machine.
51 # The rules for compiling them should be in the t-* file for the machine.
52 EXTRA_PARTS = @extra_parts@
54 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
56 extra-parts = libgcc-extra-parts
58 # Multilib support variables.
59 MULTISRCTOP =
60 MULTIBUILDTOP =
61 MULTIDIRS =
62 MULTISUBDIR =
63 MULTIDO = true
64 MULTICLEAN = true
66 INSTALL = @INSTALL@
67 INSTALL_PROGRAM = @INSTALL_PROGRAM@
68 INSTALL_DATA = @INSTALL_DATA@
69 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
70 INSTALL_PARTS = $(EXTRA_PARTS)
72 objext = .o
74 AR = @AR@
75 AR_FLAGS = rc
77 CC = @CC@
78 CFLAGS = @CFLAGS@
79 RANLIB = @RANLIB@
80 LN_S = @LN_S@
82 PWD_COMMAND = $${PWDCMD-pwd}
84 # Flags to pass to a recursive make.
85 FLAGS_TO_PASS = \
86 "AR=$(AR)" \
87 "AR_FLAGS=$(AR_FLAGS)" \
88 "CC=$(CC)" \
89 "CFLAGS=$(CFLAGS)" \
90 "DESTDIR=$(DESTDIR)" \
91 "EXTRA_OFILES=$(EXTRA_OFILES)" \
92 "HDEFINES=$(HDEFINES)" \
93 "INSTALL=$(INSTALL)" \
94 "INSTALL_DATA=$(INSTALL_DATA)" \
95 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
96 "LDFLAGS=$(LDFLAGS)" \
97 "LOADLIBES=$(LOADLIBES)" \
98 "RANLIB=$(RANLIB)" \
99 "SHELL=$(SHELL)" \
100 "prefix=$(prefix)" \
101 "exec_prefix=$(exec_prefix)" \
102 "libdir=$(libdir)" \
103 "libsubdir=$(libsubdir)" \
104 "tooldir=$(tooldir)"
106 # Dependencies for "all" are set later in the file.
107 all: all-multi
108 # Now that we have built all the objects, we need to copy
109 # them back to the GCC directory. Too many things (other
110 # in-tree libraries, and DejaGNU) know about the layout
111 # of the build tree, for now.
112 $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
113 slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
115 .PHONY: all-multi
116 all-multi:
117 # If this is the top-level multilib, build all the other
118 # multilibs.
119 @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
121 .PHONY: check installcheck
122 check:
123 installcheck:
125 .PHONY: all clean
127 clean:
128 -rm -f libgcc_tm.h libgcc.map
129 -rm -f libgcc_tm.stamp stmp-ldirs
130 -rm -f *$(objext)
131 -rm -f *.dep
132 -rm -f *.a
133 -rm -f libunwind$(SHLIB_EXT)
134 -rm -f libgcc_s*
135 @$(MULTICLEAN) multi-clean DO=clean
136 distclean: clean
137 @$(MULTICLEAN) multi-clean DO=distclean
138 -rm -f auto-target.h
139 -rm -f stamp-h
140 -rm -f *~ Makefile config.cache config.status multilib.out
141 -rm -f config.log
142 maintainer-clean realclean: distclean
144 Makefile: $(srcdir)/Makefile.in config.status
145 CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
147 # Depending on Makefile makes sure that config.status has been re-run
148 # if needed. This prevents problems with parallel builds.
149 auto-target.h: stamp-h ; @true
150 stamp-h: $(srcdir)/config.in config.status Makefile
151 CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
153 config.status: $(srcdir)/configure $(srcdir)/config.host
154 $(SHELL) ./config.status --recheck
156 AUTOCONF = autoconf
157 configure_deps = \
158 $(srcdir)/../config/enable.m4 \
159 $(srcdir)/../config/tls.m4 \
160 $(srcdir)/../config/acx.m4 \
161 $(srcdir)/../config/no-executables.m4 \
162 $(srcdir)/../config/override.m4 \
163 $(srcdir)/../config/dfp.m4 \
165 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
166 cd $(srcdir) && $(AUTOCONF)
168 include $(gcc_objdir)/libgcc.mvars
170 # Flags to pass to recursive makes.
172 AR_FOR_TARGET = $(AR)
173 AR_FLAGS_FOR_TARGET =
174 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
175 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
176 AWK = @AWK@
177 GCC_FOR_TARGET = $(CC)
178 LIPO = @LIPO@
179 LIPO_FOR_TARGET = $(LIPO)
180 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
181 NM = @NM@
182 NM_FOR_TARGET = $(NM)
183 RANLIB_FOR_TARGET = $(RANLIB)
184 STRIP = @STRIP@
185 STRIP_FOR_TARGET = $(STRIP)
187 # Directory in which the compiler finds libraries etc.
188 libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)@accel_dir_suffix@
189 # Used to install the shared libgcc.
190 slibdir = @slibdir@
191 # Maybe used for DLLs on Windows targets.
192 toolexecdir = @toolexecdir@
193 toolexeclibdir = @toolexeclibdir@
195 export AR_FOR_TARGET
196 export AR_CREATE_FOR_TARGET
197 export AR_FLAGS_FOR_TARGET
198 export AR_EXTRACT_FOR_TARGET
199 export AWK
200 export DESTDIR
201 export GCC_FOR_TARGET
202 export INCLUDES
203 export INSTALL_DATA
204 export LIB1ASMSRC
205 export LIBGCC2_CFLAGS
206 export LIPO_FOR_TARGET
207 export MACHMODE_H
208 export NM_FOR_TARGET
209 export STRIP_FOR_TARGET
210 export RANLIB_FOR_TARGET
211 export libsubdir
212 export slibdir
213 export toolexecdir
214 export toolexeclibdir
216 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
218 ifeq ($(decimal_float),yes)
219 ifeq ($(enable_decimal_float),bid)
220 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
221 else
222 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
223 -I$(srcdir)/../libdecnumber
224 endif
225 else
226 DECNUMINC =
227 endif
229 # Options to use when compiling libgcc2.a.
231 LIBGCC2_DEBUG_CFLAGS = -g
232 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
233 $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
234 -fbuilding-libgcc -fno-stack-protector \
235 $(INHIBIT_LIBC_CFLAGS)
237 # Additional options to use when compiling libgcc2.a.
238 # Some targets override this to -isystem include
239 LIBGCC2_INCLUDES =
241 # Additional target-dependent options for compiling libgcc2.a.
242 HOST_LIBGCC2_CFLAGS =
244 PICFLAG = @PICFLAG@
246 # Defined in libgcc2.c, included only in the static library.
247 LIB2FUNCS_ST = _eprintf __gcc_bcmp
249 # List of functions not to build from libgcc2.c.
250 LIB2FUNCS_EXCLUDE =
252 # These might cause a divide overflow trap and so are compiled with
253 # unwinder info.
254 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
256 # List of extra C and assembler files to add to static and shared libgcc2.
257 # Assembler files should have names ending in `.S'.
258 LIB2ADD =
260 # List of extra C and assembler files to add to static libgcc2.
261 # Assembler files should have names ending in `.S'.
262 LIB2ADD_ST =
264 # Specify the directories to be searched for header files.
265 # Both . and srcdir are used, in that order,
266 # so that *config.h will be found in the compilation
267 # subdirectory rather than in the source directory.
268 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
269 # currently being compiled, in both source trees, to be examined as well.
270 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
271 -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
272 -I$(srcdir)/../include $(DECNUMINC)
274 # Forcibly remove any profiling-related flags. There is no point
275 # in supporting profiled bootstrap in this library.
276 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
278 # CFLAGS first is not perfect; normally setting CFLAGS should override any
279 # options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
280 # will usually contain -g, so for the moment CFLAGS goes first. We must
281 # include CFLAGS - that's where multilib options live.
282 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
283 $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
285 # Options to use when compiling crtbegin/end.
286 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
287 -finhibit-size-directive -fno-inline -fno-exceptions \
288 -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
289 -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
290 $(INHIBIT_LIBC_CFLAGS)
292 # Extra flags to use when compiling crt{begin,end}.o.
293 CRTSTUFF_T_CFLAGS =
295 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
296 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
298 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
299 inst_libdir = $(libsubdir)$(MULTISUBDIR)
300 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
302 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
303 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
304 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
305 gcc_s_compile = $(gcc_compile) -DSHARED
307 objects = $(filter %$(objext),$^)
309 # Collect any host-specific information from Makefile fragments.
311 LIBGCC_VER_GNU_PREFIX = __
312 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
313 LIBGCC_VER_SYMBOLS_PREFIX =
315 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
316 _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
317 _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
318 _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
320 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
321 _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
322 _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
323 _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
325 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
326 _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
327 _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
328 _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
330 # Additional sources to handle exceptions; overridden by targets as needed.
331 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
332 $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
333 LIB2ADDEHSTATIC = $(LIB2ADDEH)
334 LIB2ADDEHSHARED = $(LIB2ADDEH)
336 # nm flags to list global symbols in libgcc object files.
337 SHLIB_NM_FLAGS = -pg
339 # Don't build libunwind by default.
340 LIBUNWIND =
341 SHLIBUNWIND_LINK =
342 SHLIBUNWIND_INSTALL =
344 tmake_file = @tmake_file@
345 include $(srcdir)/empty.mk $(tmake_file)
347 # Collect target defines and headers from config.host.
348 libgcc_tm_defines = @tm_defines@
349 libgcc_tm_file = @tm_file@
350 libgcc_tm.h: libgcc_tm.stamp; @true
351 libgcc_tm.stamp:
352 DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
353 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
354 $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
355 echo timestamp > $@
357 # Only handle shared libraries if both:
358 # - the user requested them
359 # - we know how to build them
360 ifeq ($(SHLIB_LINK),)
361 enable_shared := no
362 endif
364 ifeq ($(enable_shared),yes)
365 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
367 install-shared = install-shared
369 ifneq ($(LIBUNWIND),)
370 install-libunwind = install-libunwind
371 endif
372 endif
374 # For -fvisibility=hidden. We need both a -fvisibility=hidden on
375 # the command line, and a #define to prevent libgcc2.h etc from
376 # overriding that with #pragmas.
377 vis_hide = @vis_hide@
379 ifneq (,$(vis_hide))
381 # If we have -fvisibility=hidden, then we need to generate hide
382 # lists for object files implemented in assembly.
383 ASM_HIDDEN_OP = @asm_hidden_op@
385 define gen-hide-list
386 $(NM) -pg $< | \
387 $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
388 && $$3 !~ /.*@.*/ \
389 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
390 mv -f $@T $@
391 endef
392 else
393 gen-hide-list = echo > $@
394 endif
396 ifneq ($(enable_shared),yes)
397 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
398 endif
400 LIB2ADD += enable-execute-stack.c
402 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
403 # instead of LIB2ADD because that's the way to be sure on some targets
404 # (e.g. *-*-darwin*) only one copy of it is linked.
405 LIB2ADDEH += $(srcdir)/emutls.c
406 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
407 LIB2ADDEHSHARED += $(srcdir)/emutls.c
409 # Library members defined in libgcc2.c.
410 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
411 _clear_cache _trampoline __main _absvsi2 \
412 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
413 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
414 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
415 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
416 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \
417 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
419 # The floating-point conversion routines that involve a single-word integer.
420 # XX stands for the integer mode.
421 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
423 # Likewise double-word routines.
424 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
425 $(patsubst %,_fixuns%XX,sf df xf tf) \
426 $(patsubst %,_floatXX%,sf df xf tf) \
427 $(patsubst %,_floatunXX%,sf df xf tf)
429 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
430 lib2funcs += $(subst XX,si,$(swfloatfuncs))
431 lib2funcs += $(subst XX,di,$(dwfloatfuncs))
432 endif
434 # These might cause a divide overflow trap and so are compiled with
435 # unwinder info.
436 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
438 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
439 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
440 # in LIB2FUNCS_EXCLUDE.
441 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
442 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
443 $(LIB2_DIVMOD_FUNCS))
445 # Build "libgcc1" (assembly) components.
447 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
448 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
449 $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
450 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
451 $(gen-hide-list)
452 libgcc-objects += $(lib1asmfuncs-o)
454 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
455 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
456 $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
457 ifeq ($(enable_shared),yes)
459 libgcc-s-objects += $(lib1asmfuncs-s-o)
461 endif
463 # Build lib2funcs. For the static library also include LIB2FUNCS_ST.
464 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
465 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
466 $(gcc_compile) -DL$* -c $< $(vis_hide)
467 libgcc-objects += $(lib2funcs-o)
469 ifeq ($(enable_shared),yes)
470 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
471 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
472 $(gcc_s_compile) -DL$* -c $<
473 libgcc-s-objects += $(lib2funcs-s-o)
474 endif
476 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
477 # Build libgcc2.c for each conversion function, with a specific
478 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
479 # functions are built with a wordsize of 4; the TImode functions are
480 # built with the same labels, but a wordsize of 8.
482 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
483 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
484 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
486 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
487 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
488 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
490 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
492 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
493 ifeq ($(enable_shared),yes)
494 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
495 endif
496 endif
498 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
499 # Provide default flags for compiling divmod functions, if they haven't been
500 # set already by a target-specific Makefile fragment.
501 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
502 endif
504 # Build LIB2_DIVMOD_FUNCS.
505 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
506 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
507 $(gcc_compile) -DL$* -c $< \
508 $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
509 libgcc-objects += $(lib2-divmod-o)
511 ifeq ($(enable_shared),yes)
512 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
513 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
514 $(gcc_s_compile) -DL$* -c $< \
515 $(LIB2_DIVMOD_EXCEPTION_FLAGS)
516 libgcc-s-objects += $(lib2-divmod-s-o)
517 endif
519 ifeq ($(TPBIT),)
520 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
521 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
522 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
523 endif
525 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
526 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
527 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
529 fpbit-src := $(srcdir)/fp-bit.c
531 # Build FPBIT.
532 ifneq ($(FPBIT),)
533 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
534 $(fpbit-o): %$(objext): $(fpbit-src)
535 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
536 libgcc-objects += $(fpbit-o)
538 ifeq ($(enable_shared),yes)
539 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
540 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
541 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $<
542 libgcc-s-objects += $(fpbit-s-o)
543 endif
544 endif
546 # Build DPBIT.
547 ifneq ($(DPBIT),)
548 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
549 $(dpbit-o): %$(objext): $(fpbit-src)
550 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
551 libgcc-objects += $(dpbit-o)
553 ifeq ($(enable_shared),yes)
554 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
555 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
556 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
557 libgcc-s-objects += $(dpbit-s-o)
558 endif
559 endif
561 # Build TPBIT.
562 ifneq ($(TPBIT),)
563 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
564 $(tpbit-o): %$(objext): $(fpbit-src)
565 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
566 libgcc-objects += $(tpbit-o)
568 ifeq ($(enable_shared),yes)
569 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
570 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
571 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
572 libgcc-s-objects += $(tpbit-s-o)
573 endif
574 endif
576 # Build decimal floating point support.
577 ifeq ($(decimal_float),yes)
579 # If $DFP_ENABLE is set, then we want all data type sizes.
580 ifneq ($(DFP_ENABLE),)
581 D32PBIT = 1
582 D64PBIT = 1
583 D128PBIT = 1
584 endif
586 dfp-filenames =
587 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
588 ifeq ($(enable_decimal_float),bid)
589 dfp-filenames += bid_decimal_globals bid_decimal_data \
590 bid_binarydecimal bid_convert_data \
591 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
592 bid128_noncomp bid128_fma bid_round bid_from_int \
593 bid64_add bid128_add bid64_div bid128_div \
594 bid64_mul bid128_mul bid64_compare bid128_compare \
595 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
596 bid64_to_int32 bid64_to_int64 \
597 bid64_to_uint32 bid64_to_uint64 \
598 bid128_to_int32 bid128_to_int64 \
599 bid128_to_uint32 bid128_to_uint64
600 else
601 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
602 endif
603 endif
605 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
606 ifeq ($(enable_decimal_float),bid)
607 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
608 else
609 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
610 endif
611 $(gcc_compile) -c $<
612 libgcc-objects += $(dfp-objects)
614 decbits-filenames =
615 ifneq ($(enable_decimal_float),bid)
616 ifneq ($(D32PBIT),)
617 decbits-filenames += decimal32
618 endif
620 ifneq ($(D64PBIT),)
621 decbits-filenames += decimal64
622 endif
624 ifneq ($(D128PBIT),)
625 decbits-filenames += decimal128
626 endif
627 endif
629 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
630 ifeq ($(enable_decimal_float),bid)
631 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
632 else
633 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
634 endif
635 $(gcc_compile) -c $<
636 libgcc-objects += $(decbits-objects)
638 # Next build individual support functions.
639 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
640 _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
641 _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
642 _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
643 _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
644 _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
645 _sd_to_dd _sd_to_td _unord_sd _conv_sd
647 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
648 _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
649 _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
650 _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
651 _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
652 _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
653 _dd_to_sd _dd_to_td _unord_dd _conv_dd
655 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
656 _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
657 _td_to_si _td_to_di _td_to_usi _td_to_udi \
658 _si_to_td _di_to_td _usi_to_td _udi_to_td \
659 _td_to_sf _td_to_df _td_to_xf _td_to_tf \
660 _sf_to_td _df_to_td _xf_to_td _tf_to_td \
661 _td_to_sd _td_to_dd _unord_td _conv_td
663 ifeq ($(enable_decimal_float),bid)
664 ifneq ($(D32PBIT),)
665 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
666 endif
668 ifneq ($(D64PBIT),)
669 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
670 endif
672 ifneq ($(D128PBIT),)
673 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
674 endif
675 endif
677 ifneq ($(D32PBIT),)
678 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
679 ifeq ($(enable_decimal_float),bid)
680 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
681 else
682 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
683 endif
684 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
685 libgcc-objects += $(d32pbit-o)
686 endif
688 ifneq ($(D64PBIT),)
689 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
690 ifeq ($(enable_decimal_float),bid)
691 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
692 else
693 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
694 endif
695 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
696 libgcc-objects += $(d64pbit-o)
697 endif
699 ifneq ($(D128PBIT),)
700 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
701 ifeq ($(enable_decimal_float),bid)
702 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
703 else
704 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
705 endif
706 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
707 libgcc-objects += $(d128pbit-o)
708 endif
710 endif
712 ifeq ($(SYNC),yes)
713 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
714 sync_fetch_and_$(op) \
715 sync_$(op)_and_fetch) \
716 sync_bool_compare_and_swap \
717 sync_val_compare_and_swap \
718 sync_lock_test_and_set
720 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
721 $(foreach suffix, 1 2 4 8 16, \
722 $(prefix)_$(suffix)))
724 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
725 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
726 $(gcc_compile) $(SYNC_CFLAGS) \
727 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
728 -DSIZE=`echo "$*" | sed 's/.*_//'` \
729 -c $< $(vis_hide)
730 libgcc-objects += $(libgcc-sync-size-funcs-o)
732 libgcc-sync-funcs := sync_synchronize
734 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
735 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
736 $(gcc_compile) $(SYNC_CFLAGS) \
737 -DL$* \
738 -c $< $(vis_hide)
739 libgcc-objects += $(libgcc-sync-funcs-o)
741 ifeq ($(enable_shared),yes)
742 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
743 $(libgcc-sync-size-funcs))
744 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
745 $(gcc_s_compile) $(SYNC_CFLAGS) \
746 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
747 -DSIZE=`echo "$*" | sed 's/.*_//'` \
748 -c $<
749 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
751 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
752 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
753 $(gcc_s_compile) $(SYNC_CFLAGS) \
754 -DL$* \
755 -c $<
756 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
757 endif
758 endif
760 # Build fixed-point support.
761 ifeq ($(fixed_point),yes)
763 # Generate permutations of function name and mode
764 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
765 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
766 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
768 # Generate the rules for each arithmetic function
769 iter-items := $(fixed-funcs)
770 iter-labels := $(fixed-labels)
771 iter-from := $(fixed-modes)
772 iter-to := $(fixed-modes)
773 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
775 # Add arithmetic functions to list of objects to be built
776 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
777 ifeq ($(enable_shared),yes)
778 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
779 endif
781 # Convert from or to fractional
782 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
783 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
784 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
785 fixed-conv-to := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
787 # Generate the make rules for each conversion function
788 iter-items := $(fixed-conv-funcs)
789 iter-labels := $(fixed-conv-labels)
790 iter-from := $(fixed-conv-from)
791 iter-to := $(fixed-conv-to)
792 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
794 # Add conversion functions to list of objects to be built
795 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
796 ifeq ($(enable_shared),yes)
797 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
798 endif
800 endif
802 # Build LIB2ADD and LIB2ADD_ST.
803 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
804 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
805 endif
807 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
808 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
810 c_flags :=
811 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
812 include $(iterator)
814 ifeq ($(enable_shared),yes)
815 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
816 endif
818 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have
819 # libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
820 # LIB2ADDEHSHARED matter. (Usually all three are identical.)
822 c_flags := -fexceptions
824 ifeq ($(enable_shared),yes)
826 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
827 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
829 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
830 include $(iterator)
832 else
833 # Not shared. LIB2ADDEH are added to libgcc.a.
835 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
837 iter-items := $(LIB2ADDEH)
838 include $(iterator)
840 endif
842 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
843 # not generate calls to __gcc_personality_v0.
845 c_flags := -fno-exceptions
847 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
849 ifeq ($(enable_shared),yes)
850 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
851 endif
853 iter-items := $(LIBUNWIND)
854 include $(iterator)
856 # Build libgcov components.
858 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single _gcov_merge_delta \
859 _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
860 LIBGCOV_PROFILER = _gcov_interval_profiler _gcov_pow2_profiler \
861 _gcov_one_value_profiler _gcov_indirect_call_profiler \
862 _gcov_average_profiler _gcov_ior_profiler \
863 _gcov_indirect_call_profiler_v2 _gcov_time_profiler \
864 _gcov_indirect_call_topn_profiler
865 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork \
866 _gcov_execl _gcov_execlp \
867 _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
868 LIBGCOV_DRIVER = _gcov
870 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
871 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
872 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
873 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
874 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
875 $(libgcov-interface-objects) $(libgcov-driver-objects)
877 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
878 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
879 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
880 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
881 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
882 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
883 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
884 $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
885 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
888 # Static libraries.
889 libgcc.a: $(libgcc-objects)
890 libgcov.a: $(libgcov-objects)
891 libunwind.a: $(libunwind-objects)
892 libgcc_eh.a: $(libgcc-eh-objects)
894 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
895 -rm -f $@
897 objects="$(objects)"; \
898 if test -z "$$objects"; then \
899 echo 'int __libgcc_eh_dummy;' > eh_dummy.c; \
900 $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c \
901 -o eh_dummy$(objext); \
902 objects=eh_dummy$(objext); \
903 fi; \
904 $(AR_CREATE_FOR_TARGET) $@ $$objects
906 $(RANLIB) $@
908 all: libgcc.a libgcov.a
910 ifneq ($(LIBUNWIND),)
911 all: libunwind.a
912 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
913 endif
915 ifeq ($(enable_shared),yes)
916 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
917 ifneq ($(LIBUNWIND),)
918 all: libunwind$(SHLIB_EXT)
919 endif
920 endif
922 ifeq ($(enable_shared),yes)
924 # Map-file generation.
925 ifneq ($(SHLIB_MKMAP),)
926 libgcc.map.in: $(SHLIB_MAPFILES)
927 { cat $(SHLIB_MAPFILES) \
928 | sed -e '/^[ ]*#/d' \
929 -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
930 | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
931 } > tmp-$@
932 mv tmp-$@ $@
933 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
934 { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
935 cat libgcc.map.in; \
936 } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
937 mv tmp-$@ $@
938 libgcc_s$(SHLIB_EXT): libgcc.map
939 mapfile = libgcc.map
940 endif
942 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
943 sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
944 -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
946 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
947 # @multilib_flags@ is still needed because this may use
948 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
949 # @multilib_dir@ is not really necessary, but sometimes it has
950 # more uses than just a directory name.
951 $(mkinstalldirs) $(MULTIDIR)
952 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
953 @multilib_dir@,$(MULTIDIR),$(subst \
954 @shlib_objs@,$(objects) libgcc.a,$(subst \
955 @shlib_base_name@,libgcc_s,$(subst \
956 @shlib_map_file@,$(mapfile),$(subst \
957 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
958 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
960 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
961 # @multilib_flags@ is still needed because this may use
962 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
963 # @multilib_dir@ is not really necessary, but sometimes it has
964 # more uses than just a directory name.
965 $(mkinstalldirs) $(MULTIDIR)
966 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
967 @multilib_dir@,$(MULTIDIR),$(subst \
968 @shlib_objs@,$(objects),$(subst \
969 @shlib_base_name@,libunwind,$(subst \
970 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
972 endif
974 # Build the standard GCC startfiles and endfiles.
975 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
976 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
978 ifeq ($(CUSTOM_CRTSTUFF),)
979 # Compile two additional files that are linked with every program
980 # linked using GCC on systems using COFF or ELF, for the sake of C++
981 # constructors.
982 crtbegin$(objext): $(srcdir)/crtstuff.c
983 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
985 crtend$(objext): $(srcdir)/crtstuff.c
986 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
988 # These are versions of crtbegin and crtend for shared libraries.
989 crtbeginS$(objext): $(srcdir)/crtstuff.c
990 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
992 crtendS$(objext): $(srcdir)/crtstuff.c
993 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
995 # This is a version of crtbegin for -static links.
996 crtbeginT$(objext): $(srcdir)/crtstuff.c
997 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
999 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1000 # the end of tables with addresses, required for offloading.
1001 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1002 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1004 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1005 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1006 endif
1008 ifeq ($(enable_vtable_verify),yes)
1009 # These are used in vtable verification; see comments in source files for
1010 # more details.
1011 vtv_start$(objext): $(srcdir)/vtv_start.c
1012 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start.c
1014 vtv_end$(objext): $(srcdir)/vtv_end.c
1015 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end.c
1017 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1018 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start_preinit.c
1020 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1021 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end_preinit.c
1022 endif
1024 ifeq ($(CUSTOM_CRTIN),)
1025 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1026 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1027 $(crt_compile) -c -x assembler-with-cpp $<
1029 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1030 $(crt_compile) -c -x assembler-with-cpp $<
1031 endif
1033 # Build extra startfiles in the libgcc directory.
1034 .PHONY: libgcc-extra-parts
1035 libgcc-extra-parts: $(EXTRA_PARTS)
1037 # Early copyback; see "all" above for the rationale. The
1038 # early copy is necessary so that the gcc -B options find
1039 # the right startup files when linking shared libgcc.
1040 $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1041 parts="$(EXTRA_PARTS)"; \
1042 for file in $$parts; do \
1043 rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \
1044 $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \
1045 case $$file in \
1046 *.a) \
1047 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \
1048 esac; \
1049 done
1051 all: $(extra-parts)
1053 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1054 $(libgcov-objects) \
1055 $(libunwind-objects) $(libunwind-s-objects) \
1056 $(EXTRA_PARTS): libgcc_tm.h
1058 # Copy unwind.h to the place where gcc will look for it at build-time
1059 install-unwind_h-forbuild:
1060 dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1061 cp unwind.h $$dest; \
1062 chmod a+r $$dest; \
1063 sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1065 # Copy unwind.h to the place where gcc will look at run-time, once installed
1067 # This is redundant with the internal copy above when using a regular toplevel
1068 # "install" target, because gcc's install will copy to the destination as well.
1070 # This is however useful for "install-no-fixincludes" case, when only the gcc
1071 # internal headers are copied by gcc's install.
1072 install-unwind_h:
1073 $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1074 $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1076 all: install-unwind_h-forbuild
1078 # Documentation targets (empty).
1079 .PHONY: info html dvi pdf install-info install-html install-pdf
1081 info:
1082 install-info:
1083 html:
1084 install-html:
1085 dvi:
1086 pdf:
1087 install-pdf:
1089 # Install rules. These do not depend on "all", so that they can be invoked
1090 # recursively from it.
1091 install-libunwind:
1092 $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1094 # NOTE: Maybe this should go into $(inst_libdir), but this
1095 # is where the old mklibgcc.in put it.
1096 $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1097 chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1098 $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1100 $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1101 @shlib_base_name@,libunwind,$(subst \
1102 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1104 install-shared:
1105 $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1107 $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1108 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1109 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1111 $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1112 @shlib_base_name@,libgcc_s,$(subst \
1113 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1115 install-leaf: $(install-shared) $(install-libunwind)
1116 $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1118 $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1119 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1120 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1121 $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1122 chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1123 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1125 parts="$(INSTALL_PARTS)"; \
1126 for file in $$parts; do \
1127 rm -f $(DESTDIR)$(inst_libdir)/$$file; \
1128 $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/; \
1129 case $$file in \
1130 *.a) \
1131 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \
1132 esac; \
1133 done
1135 install: install-leaf install-unwind_h
1136 @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1138 install-strip: install
1140 .PHONY: install install-shared install-libunwind install-strip
1141 .PHONY: install-unwind_h install-unwind_h-forbuild
1143 # Don't export variables to the environment, in order to not confuse
1144 # configure.
1145 .NOEXPORT:
1147 include $(srcdir)/empty.mk $(wildcard *.dep)