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1 # Makefile.in
2
3 # Copyright (C) 2005-2017 Free Software Foundation, Inc.
4 #
5 # This file is part of GCC.
6 #
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.
11 #
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.
16 #
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/>.
20 #
21
22 libgcc_topdir = @libgcc_topdir@
23 host_subdir = @host_subdir@
24
25 gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
26
27 srcdir = @srcdir@
28
29 prefix = @prefix@
30
31 exec_prefix = @exec_prefix@
32 libdir = @libdir@
33 shlib_slibdir = @slibdir@
34
35 SHELL = @SHELL@
36
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@
46 enable_execute_stack = @enable_execute_stack@
47 unwind_header = @unwind_header@
48 md_unwind_header = @md_unwind_header@
49 sfp_machine_header = @sfp_machine_header@
50 thread_header = @thread_header@
51
52 host_noncanonical = @host_noncanonical@
53 real_host_noncanonical = @real_host_noncanonical@
54 target_noncanonical = @target_noncanonical@
55
56 # List of extra object files that should be compiled for this target machine.
57 # The rules for compiling them should be in the t-* file for the machine.
58 EXTRA_PARTS = @extra_parts@
59
60 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
61
62 extra-parts = libgcc-extra-parts
63
64 # Multilib support variables.
65 MULTISRCTOP =
66 MULTIBUILDTOP =
67 MULTIDIRS =
68 MULTISUBDIR =
69 MULTIDO = true
70 MULTICLEAN = true
71
72 INSTALL = @INSTALL@
73 INSTALL_PROGRAM = @INSTALL_PROGRAM@
74 INSTALL_DATA = @INSTALL_DATA@
75 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
76 INSTALL_PARTS = $(EXTRA_PARTS)
77
78 objext = .o
79
80 AR = @AR@
81 AR_FLAGS = rc
82
83 CC = @CC@
84 CFLAGS = @CFLAGS@
85 RANLIB = @RANLIB@
86 LN_S = @LN_S@
87
88 PWD_COMMAND = $${PWDCMD-pwd}
89
90 # Flags to pass to a recursive make.
91 FLAGS_TO_PASS = \
92 "AR=$(AR)" \
93 "AR_FLAGS=$(AR_FLAGS)" \
94 "CC=$(CC)" \
95 "CFLAGS=$(CFLAGS)" \
96 "DESTDIR=$(DESTDIR)" \
97 "EXTRA_OFILES=$(EXTRA_OFILES)" \
98 "HDEFINES=$(HDEFINES)" \
99 "INSTALL=$(INSTALL)" \
100 "INSTALL_DATA=$(INSTALL_DATA)" \
101 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
102 "LDFLAGS=$(LDFLAGS)" \
103 "LOADLIBES=$(LOADLIBES)" \
104 "RANLIB=$(RANLIB)" \
105 "SHELL=$(SHELL)" \
106 "prefix=$(prefix)" \
107 "exec_prefix=$(exec_prefix)" \
108 "libdir=$(libdir)" \
109 "libsubdir=$(libsubdir)" \
110 "tooldir=$(tooldir)"
111
112 # Dependencies for "all" are set later in the file.
113 all: all-multi
114 # Now that we have built all the objects, we need to copy
115 # them back to the GCC directory. Too many things (other
116 # in-tree libraries, and DejaGNU) know about the layout
117 # of the build tree, for now.
118 $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
119 slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
120
121 .PHONY: all-multi
122 all-multi:
123 # If this is the top-level multilib, build all the other
124 # multilibs.
125 @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
126
127 .PHONY: check installcheck
128 check:
129 installcheck:
130
131 .PHONY: all clean
132
133 clean:
134 -rm -f libgcc_tm.h libgcc.map
135 -rm -f libgcc_tm.stamp stmp-ldirs
136 -rm -f *$(objext)
137 -rm -f *.dep
138 -rm -f *.a
139 -rm -f libunwind$(SHLIB_EXT)
140 -rm -f libgcc_s*
141 @$(MULTICLEAN) multi-clean DO=clean
142 distclean: clean
143 @$(MULTICLEAN) multi-clean DO=distclean
144 -rm -f auto-target.h
145 -rm -f stamp-h
146 -rm -f *~ Makefile config.cache config.status multilib.out
147 -rm -f config.log
148 maintainer-clean realclean: distclean
149
150 Makefile: $(srcdir)/Makefile.in config.status
151 CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
152
153 # Depending on Makefile makes sure that config.status has been re-run
154 # if needed. This prevents problems with parallel builds.
155 auto-target.h: stamp-h ; @true
156 stamp-h: $(srcdir)/config.in config.status Makefile
157 CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
158
159 config.status: $(srcdir)/configure $(srcdir)/config.host
160 $(SHELL) ./config.status --recheck
161
162 AUTOCONF = autoconf
163 configure_deps = \
164 $(srcdir)/../config/enable.m4 \
165 $(srcdir)/../config/tls.m4 \
166 $(srcdir)/../config/acx.m4 \
167 $(srcdir)/../config/no-executables.m4 \
168 $(srcdir)/../config/override.m4 \
169 $(srcdir)/../config/dfp.m4 \
170
171 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
172 cd $(srcdir) && $(AUTOCONF)
173
174 include $(gcc_objdir)/libgcc.mvars
175
176 # Flags to pass to recursive makes.
177
178 AR_FOR_TARGET = $(AR)
179 AR_FLAGS_FOR_TARGET =
180 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
181 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
182 AWK = @AWK@
183 GCC_FOR_TARGET = $(CC)
184 LIPO = @LIPO@
185 LIPO_FOR_TARGET = $(LIPO)
186 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
187 NM = @NM@
188 NM_FOR_TARGET = $(NM)
189 RANLIB_FOR_TARGET = $(RANLIB)
190 STRIP = @STRIP@
191 STRIP_FOR_TARGET = $(STRIP)
192
193 # Directory in which the compiler finds libraries etc.
194 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
195 # Used to install the shared libgcc.
196 slibdir = @slibdir@
197 # Maybe used for DLLs on Windows targets.
198 toolexecdir = @toolexecdir@
199 toolexeclibdir = @toolexeclibdir@
200
201 export AR_FOR_TARGET
202 export AR_CREATE_FOR_TARGET
203 export AR_FLAGS_FOR_TARGET
204 export AR_EXTRACT_FOR_TARGET
205 export AWK
206 export DESTDIR
207 export GCC_FOR_TARGET
208 export INCLUDES
209 export INSTALL_DATA
210 export LIB1ASMSRC
211 export LIBGCC2_CFLAGS
212 export LIPO_FOR_TARGET
213 export MACHMODE_H
214 export NM_FOR_TARGET
215 export STRIP_FOR_TARGET
216 export RANLIB_FOR_TARGET
217 export libsubdir
218 export slibdir
219 export toolexecdir
220 export toolexeclibdir
221
222 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
223
224 ifeq ($(decimal_float),yes)
225 ifeq ($(enable_decimal_float),bid)
226 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
227 else
228 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
229 -I$(srcdir)/../libdecnumber
230 endif
231 else
232 DECNUMINC =
233 endif
234
235 # Options to use when compiling libgcc2.a.
236 #
237 LIBGCC2_DEBUG_CFLAGS = -g
238 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
239 $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
240 -fbuilding-libgcc -fno-stack-protector \
241 $(INHIBIT_LIBC_CFLAGS)
242
243 # Additional options to use when compiling libgcc2.a.
244 # Some targets override this to -isystem include
245 LIBGCC2_INCLUDES =
246
247 # Additional target-dependent options for compiling libgcc2.a.
248 HOST_LIBGCC2_CFLAGS =
249
250 PICFLAG = @PICFLAG@
251
252 # Defined in libgcc2.c, included only in the static library.
253 LIB2FUNCS_ST = _eprintf __gcc_bcmp
254
255 # List of functions not to build from libgcc2.c.
256 LIB2FUNCS_EXCLUDE =
257
258 # List of extra C and assembler files to add to static and shared libgcc2.
259 # Assembler files should have names ending in `.S'.
260 LIB2ADD =
261
262 # List of extra C and assembler files to add to static libgcc2.
263 # Assembler files should have names ending in `.S'.
264 LIB2ADD_ST =
265
266 # Specify the directories to be searched for header files.
267 # Both . and srcdir are used, in that order,
268 # so that *config.h will be found in the compilation
269 # subdirectory rather than in the source directory.
270 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
271 # currently being compiled, in both source trees, to be examined as well.
272 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
273 -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
274 -I$(srcdir)/../include $(DECNUMINC)
275
276 # Forcibly remove any profiling-related flags. There is no point
277 # in supporting profiled bootstrap in this library.
278 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
279
280 # CFLAGS first is not perfect; normally setting CFLAGS should override any
281 # options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
282 # will usually contain -g, so for the moment CFLAGS goes first. We must
283 # include CFLAGS - that's where multilib options live.
284 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
285 $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
286
287 # Options to use when compiling crtbegin/end.
288 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
289 $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
290 -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
291 -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
292 $(INHIBIT_LIBC_CFLAGS)
293
294 # Extra flags to use when compiling crt{begin,end}.o.
295 CRTSTUFF_T_CFLAGS =
296
297 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
298 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
299
300 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
301 inst_libdir = $(libsubdir)$(MULTISUBDIR)
302 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
303
304 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
305 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
306 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
307 gcc_s_compile = $(gcc_compile) -DSHARED
308
309 objects = $(filter %$(objext),$^)
310
311 # Collect any host-specific information from Makefile fragments.
312
313 LIBGCC_VER_GNU_PREFIX = __
314 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
315 LIBGCC_VER_SYMBOLS_PREFIX =
316
317 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
318 _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
319 _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
320 _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
321
322 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
323 _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
324 _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
325 _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
326
327 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
328 _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
329 _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
330 _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
331
332 # Additional sources to handle exceptions; overridden by targets as needed.
333 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
334 $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
335 LIB2ADDEHSTATIC = $(LIB2ADDEH)
336 LIB2ADDEHSHARED = $(LIB2ADDEH)
337
338 # nm flags to list global symbols in libgcc object files.
339 SHLIB_NM_FLAGS = -pg
340
341 # Don't build libunwind by default.
342 LIBUNWIND =
343 SHLIBUNWIND_LINK =
344 SHLIBUNWIND_INSTALL =
345
346 tmake_file = @tmake_file@
347 include $(srcdir)/empty.mk $(tmake_file)
348
349 # Create links to files specified in config.host.
350 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
351 sfp-machine.h gthr-default.h
352
353 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
354 -$(LN_S) $< $@
355 unwind.h: $(srcdir)/$(unwind_header)
356 -$(LN_S) $< $@
357 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
358 -$(LN_S) $< $@
359 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
360 -$(LN_S) $< $@
361 gthr-default.h: $(srcdir)/$(thread_header)
362 -$(LN_S) $< $@
363
364 # Collect target defines and headers from config.host.
365 libgcc_tm_defines = @tm_defines@
366 libgcc_tm_file = @tm_file@
367 libgcc_tm.h: libgcc_tm.stamp; @true
368 libgcc_tm.stamp:
369 DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
370 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
371 $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
372 echo timestamp > $@
373
374 # Only handle shared libraries if both:
375 # - the user requested them
376 # - we know how to build them
377 ifeq ($(SHLIB_LINK),)
378 enable_shared := no
379 endif
380
381 ifeq ($(enable_shared),yes)
382 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
383
384 install-shared = install-shared
385
386 ifneq ($(LIBUNWIND),)
387 install-libunwind = install-libunwind
388 endif
389 endif
390
391 # For -fvisibility=hidden. We need both a -fvisibility=hidden on
392 # the command line, and a #define to prevent libgcc2.h etc from
393 # overriding that with #pragmas.
394 vis_hide = @vis_hide@
395
396 ifneq (,$(vis_hide))
397
398 # If we have -fvisibility=hidden, then we need to generate hide
399 # lists for object files implemented in assembly.
400 ASM_HIDDEN_OP = @asm_hidden_op@
401
402 define gen-hide-list
403 $(NM) -pg $< | \
404 $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
405 && $$3 !~ /.*@.*/ \
406 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
407 mv -f $@T $@
408 endef
409 else
410 gen-hide-list = echo > $@
411 endif
412
413 ifneq ($(enable_shared),yes)
414 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
415 endif
416
417 LIB2ADD += enable-execute-stack.c
418
419 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
420 # instead of LIB2ADD because that's the way to be sure on some targets
421 # (e.g. *-*-darwin*) only one copy of it is linked.
422 LIB2ADDEH += $(srcdir)/emutls.c
423 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
424 LIB2ADDEHSHARED += $(srcdir)/emutls.c
425
426 # Library members defined in libgcc2.c.
427 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
428 _clear_cache _trampoline __main _absvsi2 \
429 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
430 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
431 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
432 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
433 _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3 \
434 _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 \
435 _clrsbdi2
436
437 # The floating-point conversion routines that involve a single-word integer.
438 # XX stands for the integer mode.
439 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
440
441 # Likewise double-word routines.
442 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
443 $(patsubst %,_fixuns%XX,sf df xf tf) \
444 $(patsubst %,_floatXX%,sf df xf tf) \
445 $(patsubst %,_floatunXX%,sf df xf tf)
446
447 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
448 lib2funcs += $(subst XX,si,$(swfloatfuncs))
449 lib2funcs += $(subst XX,di,$(dwfloatfuncs))
450 endif
451
452 # These might cause a divide overflow trap and so are compiled with
453 # unwinder info.
454 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
455 _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv
456
457 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
458 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
459 # in LIB2FUNCS_EXCLUDE.
460 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
461 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
462 $(LIB2_DIVMOD_FUNCS))
463
464 # Build "libgcc1" (assembly) components.
465
466 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
467 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
468 $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
469 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
470 $(gen-hide-list)
471 libgcc-objects += $(lib1asmfuncs-o)
472
473 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
474 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
475 $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
476 ifeq ($(enable_shared),yes)
477
478 libgcc-s-objects += $(lib1asmfuncs-s-o)
479
480 endif
481
482 # Build lib2funcs. For the static library also include LIB2FUNCS_ST.
483 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
484 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
485 $(gcc_compile) -DL$* -c $< $(vis_hide)
486 libgcc-objects += $(lib2funcs-o)
487
488 ifeq ($(enable_shared),yes)
489 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
490 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
491 $(gcc_s_compile) -DL$* -c $<
492 libgcc-s-objects += $(lib2funcs-s-o)
493 endif
494
495 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
496 # Build libgcc2.c for each conversion function, with a specific
497 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
498 # functions are built with a wordsize of 4; the TImode functions are
499 # built with the same labels, but a wordsize of 8.
500
501 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
502 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
503 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
504
505 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
506 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
507 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
508
509 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
510
511 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
512 ifeq ($(enable_shared),yes)
513 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
514 endif
515 endif
516
517 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
518 # Provide default flags for compiling divmod functions, if they haven't been
519 # set already by a target-specific Makefile fragment.
520 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
521 endif
522
523 # Build LIB2_DIVMOD_FUNCS.
524 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
525 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
526 $(gcc_compile) -DL$* -c $< \
527 $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
528 libgcc-objects += $(lib2-divmod-o)
529
530 ifeq ($(enable_shared),yes)
531 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
532 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
533 $(gcc_s_compile) -DL$* -c $< \
534 $(LIB2_DIVMOD_EXCEPTION_FLAGS)
535 libgcc-s-objects += $(lib2-divmod-s-o)
536 endif
537
538 ifeq ($(TPBIT),)
539 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
540 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
541 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
542 endif
543
544 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
545 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
546 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
547
548 fpbit-src := $(srcdir)/fp-bit.c
549
550 # Build FPBIT.
551 ifneq ($(FPBIT),)
552 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
553 $(fpbit-o): %$(objext): $(fpbit-src)
554 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
555 libgcc-objects += $(fpbit-o)
556
557 ifeq ($(enable_shared),yes)
558 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
559 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
560 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $<
561 libgcc-s-objects += $(fpbit-s-o)
562 endif
563 endif
564
565 # Build DPBIT.
566 ifneq ($(DPBIT),)
567 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
568 $(dpbit-o): %$(objext): $(fpbit-src)
569 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
570 libgcc-objects += $(dpbit-o)
571
572 ifeq ($(enable_shared),yes)
573 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
574 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
575 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
576 libgcc-s-objects += $(dpbit-s-o)
577 endif
578 endif
579
580 # Build TPBIT.
581 ifneq ($(TPBIT),)
582 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
583 $(tpbit-o): %$(objext): $(fpbit-src)
584 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
585 libgcc-objects += $(tpbit-o)
586
587 ifeq ($(enable_shared),yes)
588 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
589 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
590 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
591 libgcc-s-objects += $(tpbit-s-o)
592 endif
593 endif
594
595 # Build decimal floating point support.
596 ifeq ($(decimal_float),yes)
597
598 # If $DFP_ENABLE is set, then we want all data type sizes.
599 ifneq ($(DFP_ENABLE),)
600 D32PBIT = 1
601 D64PBIT = 1
602 D128PBIT = 1
603 endif
604
605 dfp-filenames =
606 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
607 ifeq ($(enable_decimal_float),bid)
608 dfp-filenames += bid_decimal_globals bid_decimal_data \
609 bid_binarydecimal bid_convert_data \
610 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
611 bid128_noncomp bid128_fma bid_round bid_from_int \
612 bid64_add bid128_add bid64_div bid128_div \
613 bid64_mul bid128_mul bid64_compare bid128_compare \
614 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
615 bid64_to_int32 bid64_to_int64 \
616 bid64_to_uint32 bid64_to_uint64 \
617 bid128_to_int32 bid128_to_int64 \
618 bid128_to_uint32 bid128_to_uint64
619 else
620 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
621 endif
622 endif
623
624 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
625 ifeq ($(enable_decimal_float),bid)
626 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
627 else
628 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
629 endif
630 $(gcc_compile) -c $<
631 libgcc-objects += $(dfp-objects)
632
633 decbits-filenames =
634 ifneq ($(enable_decimal_float),bid)
635 ifneq ($(D32PBIT),)
636 decbits-filenames += decimal32
637 endif
638
639 ifneq ($(D64PBIT),)
640 decbits-filenames += decimal64
641 endif
642
643 ifneq ($(D128PBIT),)
644 decbits-filenames += decimal128
645 endif
646 endif
647
648 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
649 ifeq ($(enable_decimal_float),bid)
650 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
651 else
652 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
653 endif
654 $(gcc_compile) -c $<
655 libgcc-objects += $(decbits-objects)
656
657 # Next build individual support functions.
658 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
659 _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
660 _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
661 _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
662 _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
663 _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
664 _sd_to_dd _sd_to_td _unord_sd _conv_sd
665
666 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
667 _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
668 _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
669 _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
670 _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
671 _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
672 _dd_to_sd _dd_to_td _unord_dd _conv_dd
673
674 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
675 _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
676 _td_to_si _td_to_di _td_to_usi _td_to_udi \
677 _si_to_td _di_to_td _usi_to_td _udi_to_td \
678 _td_to_sf _td_to_df _td_to_xf _td_to_tf \
679 _sf_to_td _df_to_td _xf_to_td _tf_to_td \
680 _td_to_sd _td_to_dd _unord_td _conv_td
681
682 ifeq ($(enable_decimal_float),bid)
683 ifneq ($(D32PBIT),)
684 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
685 endif
686
687 ifneq ($(D64PBIT),)
688 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
689 endif
690
691 ifneq ($(D128PBIT),)
692 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
693 endif
694 endif
695
696 ifneq ($(D32PBIT),)
697 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
698 ifeq ($(enable_decimal_float),bid)
699 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
700 else
701 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
702 endif
703 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
704 libgcc-objects += $(d32pbit-o)
705 endif
706
707 ifneq ($(D64PBIT),)
708 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
709 ifeq ($(enable_decimal_float),bid)
710 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
711 else
712 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
713 endif
714 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
715 libgcc-objects += $(d64pbit-o)
716 endif
717
718 ifneq ($(D128PBIT),)
719 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
720 ifeq ($(enable_decimal_float),bid)
721 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
722 else
723 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
724 endif
725 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
726 libgcc-objects += $(d128pbit-o)
727 endif
728
729 endif
730
731 ifeq ($(SYNC),yes)
732 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
733 sync_fetch_and_$(op) \
734 sync_$(op)_and_fetch) \
735 sync_bool_compare_and_swap \
736 sync_val_compare_and_swap \
737 sync_lock_test_and_set
738
739 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
740 $(foreach suffix, 1 2 4 8 16, \
741 $(prefix)_$(suffix)))
742
743 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
744 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
745 $(gcc_compile) $(SYNC_CFLAGS) \
746 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
747 -DSIZE=`echo "$*" | sed 's/.*_//'` \
748 -c $< $(vis_hide)
749 libgcc-objects += $(libgcc-sync-size-funcs-o)
750
751 libgcc-sync-funcs := sync_synchronize
752
753 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
754 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
755 $(gcc_compile) $(SYNC_CFLAGS) \
756 -DL$* \
757 -c $< $(vis_hide)
758 libgcc-objects += $(libgcc-sync-funcs-o)
759
760 ifeq ($(enable_shared),yes)
761 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
762 $(libgcc-sync-size-funcs))
763 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
764 $(gcc_s_compile) $(SYNC_CFLAGS) \
765 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
766 -DSIZE=`echo "$*" | sed 's/.*_//'` \
767 -c $<
768 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
769
770 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
771 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
772 $(gcc_s_compile) $(SYNC_CFLAGS) \
773 -DL$* \
774 -c $<
775 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
776 endif
777 endif
778
779 # Build fixed-point support.
780 ifeq ($(fixed_point),yes)
781
782 # Generate permutations of function name and mode
783 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
784 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
785 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
786
787 # Generate the rules for each arithmetic function
788 iter-items := $(fixed-funcs)
789 iter-labels := $(fixed-labels)
790 iter-from := $(fixed-modes)
791 iter-to := $(fixed-modes)
792 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
793
794 # Add arithmetic functions to list of objects to be built
795 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
796 ifeq ($(enable_shared),yes)
797 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
798 endif
799
800 # Convert from or to fractional
801 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
802 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
803 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
804 fixed-conv-to := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
805
806 # Generate the make rules for each conversion function
807 iter-items := $(fixed-conv-funcs)
808 iter-labels := $(fixed-conv-labels)
809 iter-from := $(fixed-conv-from)
810 iter-to := $(fixed-conv-to)
811 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
812
813 # Add conversion functions to list of objects to be built
814 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
815 ifeq ($(enable_shared),yes)
816 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
817 endif
818
819 endif
820
821 # Build LIB2ADD and LIB2ADD_ST.
822 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
823 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
824 endif
825
826 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
827 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
828
829 c_flags :=
830 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
831 include $(iterator)
832
833 ifeq ($(enable_shared),yes)
834 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
835 endif
836
837 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have
838 # libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
839 # LIB2ADDEHSHARED matter. (Usually all three are identical.)
840
841 c_flags := -fexceptions
842
843 ifeq ($(enable_shared),yes)
844
845 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
846 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
847
848 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
849 include $(iterator)
850
851 else
852 # Not shared. LIB2ADDEH are added to libgcc.a.
853
854 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
855
856 iter-items := $(LIB2ADDEH)
857 include $(iterator)
858
859 endif
860
861 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
862 # not generate calls to __gcc_personality_v0.
863
864 c_flags := -fno-exceptions
865
866 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
867
868 ifeq ($(enable_shared),yes)
869 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
870 endif
871
872 iter-items := $(LIBUNWIND)
873 include $(iterator)
874
875 # Build libgcov components.
876
877 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single \
878 _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
879 LIBGCOV_PROFILER = _gcov_interval_profiler \
880 _gcov_interval_profiler_atomic \
881 _gcov_pow2_profiler \
882 _gcov_pow2_profiler_atomic \
883 _gcov_one_value_profiler \
884 _gcov_one_value_profiler_atomic \
885 _gcov_average_profiler \
886 _gcov_average_profiler_atomic \
887 _gcov_ior_profiler \
888 _gcov_ior_profiler_atomic \
889 _gcov_indirect_call_profiler_v2 \
890 _gcov_time_profiler \
891 _gcov_indirect_call_topn_profiler
892 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork \
893 _gcov_execl _gcov_execlp \
894 _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
895 LIBGCOV_DRIVER = _gcov
896
897 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
898 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
899 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
900 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
901 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
902 $(libgcov-interface-objects) $(libgcov-driver-objects)
903
904 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
905 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
906 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
907 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
908 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
909 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
910 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
911 $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
912 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
913
914
915 # Static libraries.
916 libgcc.a: $(libgcc-objects)
917 libgcov.a: $(libgcov-objects)
918 libunwind.a: $(libunwind-objects)
919 libgcc_eh.a: $(libgcc-eh-objects)
920
921 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
922 -rm -f $@
923
924 objects="$(objects)"; \
925 if test -z "$$objects"; then \
926 echo 'int __libgcc_eh_dummy;' > eh_dummy.c; \
927 $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c \
928 -o eh_dummy$(objext); \
929 objects=eh_dummy$(objext); \
930 fi; \
931 $(AR_CREATE_FOR_TARGET) $@ $$objects
932
933 $(RANLIB) $@
934
935 all: libgcc.a libgcov.a
936
937 ifneq ($(LIBUNWIND),)
938 all: libunwind.a
939 endif
940
941 ifeq ($(enable_shared),yes)
942 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
943 ifneq ($(LIBUNWIND),)
944 all: libunwind$(SHLIB_EXT)
945 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
946 endif
947
948 # Map-file generation.
949 ifneq ($(SHLIB_MKMAP),)
950 libgcc.map.in: $(SHLIB_MAPFILES)
951 { cat $(SHLIB_MAPFILES) \
952 | sed -e '/^[ ]*#/d' \
953 -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
954 | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
955 } > tmp-$@
956 mv tmp-$@ $@
957 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
958 { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
959 cat libgcc.map.in; \
960 } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
961 mv tmp-$@ $@
962 libgcc_s$(SHLIB_EXT): libgcc.map
963 mapfile = libgcc.map
964 endif
965
966 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
967 sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
968 -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
969
970 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
971 # @multilib_flags@ is still needed because this may use
972 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
973 # @multilib_dir@ is not really necessary, but sometimes it has
974 # more uses than just a directory name.
975 $(mkinstalldirs) $(MULTIDIR)
976 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
977 @multilib_dir@,$(MULTIDIR),$(subst \
978 @shlib_objs@,$(objects) libgcc.a,$(subst \
979 @shlib_base_name@,libgcc_s,$(subst \
980 @shlib_map_file@,$(mapfile),$(subst \
981 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
982 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
983
984 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
985 # @multilib_flags@ is still needed because this may use
986 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
987 # @multilib_dir@ is not really necessary, but sometimes it has
988 # more uses than just a directory name.
989 $(mkinstalldirs) $(MULTIDIR)
990 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
991 @multilib_dir@,$(MULTIDIR),$(subst \
992 @shlib_objs@,$(objects),$(subst \
993 @shlib_base_name@,libunwind,$(subst \
994 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
995
996 endif
997
998 # Build the standard GCC startfiles and endfiles.
999 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1000 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1001
1002 ifeq ($(CUSTOM_CRTSTUFF),)
1003 # Compile two additional files that are linked with every program
1004 # linked using GCC on systems using COFF or ELF, for the sake of C++
1005 # constructors.
1006 crtbegin$(objext): $(srcdir)/crtstuff.c
1007 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1008
1009 crtend$(objext): $(srcdir)/crtstuff.c
1010 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1011
1012 # These are versions of crtbegin and crtend for shared libraries.
1013 crtbeginS$(objext): $(srcdir)/crtstuff.c
1014 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1015
1016 crtendS$(objext): $(srcdir)/crtstuff.c
1017 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1018
1019 # This is a version of crtbegin for -static links.
1020 crtbeginT$(objext): $(srcdir)/crtstuff.c
1021 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1022
1023 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1024 # the end of tables with addresses, required for offloading. crtoffloadtable
1025 # contains the array with addresses of those symbols.
1026 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1027 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1028
1029 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1030 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1031
1032 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1033 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1034 endif
1035
1036 ifeq ($(enable_vtable_verify),yes)
1037 # These are used in vtable verification; see comments in source files for
1038 # more details.
1039
1040 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1041 # compilations.
1042 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1043
1044 vtv_start$(objext): $(srcdir)/vtv_start.c
1045 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1046
1047 vtv_end$(objext): $(srcdir)/vtv_end.c
1048 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1049
1050 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1051 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1052
1053 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1054 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1055 endif
1056
1057 ifeq ($(CUSTOM_CRTIN),)
1058 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1059 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1060 $(crt_compile) -c -x assembler-with-cpp $<
1061
1062 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1063 $(crt_compile) -c -x assembler-with-cpp $<
1064 endif
1065
1066 # Build extra startfiles in the libgcc directory.
1067 .PHONY: libgcc-extra-parts
1068 libgcc-extra-parts: $(EXTRA_PARTS)
1069
1070 # Early copyback; see "all" above for the rationale. The
1071 # early copy is necessary so that the gcc -B options find
1072 # the right startup files when linking shared libgcc.
1073 $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1074 parts="$(EXTRA_PARTS)"; \
1075 for file in $$parts; do \
1076 rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \
1077 $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \
1078 case $$file in \
1079 *.a) \
1080 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \
1081 esac; \
1082 done
1083
1084 all: $(extra-parts)
1085
1086 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1087 $(libgcov-objects) \
1088 $(libunwind-objects) $(libunwind-s-objects) \
1089 $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1090
1091 # Copy unwind.h to the place where gcc will look for it at build-time
1092 install-unwind_h-forbuild: unwind.h
1093 dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1094 cp unwind.h $$dest; \
1095 chmod a+r $$dest; \
1096 sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1097
1098 # Copy unwind.h to the place where gcc will look at run-time, once installed
1099 #
1100 # This is redundant with the internal copy above when using a regular toplevel
1101 # "install" target, because gcc's install will copy to the destination as well.
1102 #
1103 # This is however useful for "install-no-fixincludes" case, when only the gcc
1104 # internal headers are copied by gcc's install.
1105 install-unwind_h:
1106 $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1107 $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1108
1109 all: install-unwind_h-forbuild
1110
1111 # Documentation targets (empty).
1112 .PHONY: info html dvi pdf install-info install-html install-pdf
1113
1114 info:
1115 install-info:
1116 html:
1117 install-html:
1118 dvi:
1119 pdf:
1120 install-pdf:
1121
1122 # Install rules. These do not depend on "all", so that they can be invoked
1123 # recursively from it.
1124 install-libunwind:
1125 $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1126
1127 # NOTE: Maybe this should go into $(inst_libdir), but this
1128 # is where the old mklibgcc.in put it.
1129 $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1130 chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1131 $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1132
1133 $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1134 @shlib_base_name@,libunwind,$(subst \
1135 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1136
1137 install-shared:
1138 $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1139
1140 $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1141 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1142 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1143
1144 $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1145 @shlib_base_name@,libgcc_s,$(subst \
1146 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1147
1148 install-leaf: $(install-shared) $(install-libunwind)
1149 $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1150
1151 $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1152 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1153 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1154 $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1155 chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1156 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1157
1158 parts="$(INSTALL_PARTS)"; \
1159 for file in $$parts; do \
1160 rm -f $(DESTDIR)$(inst_libdir)/$$file; \
1161 $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/; \
1162 case $$file in \
1163 *.a) \
1164 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \
1165 esac; \
1166 done
1167
1168 install: install-leaf install-unwind_h
1169 @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1170
1171 install-strip: install
1172
1173 .PHONY: install install-shared install-libunwind install-strip
1174 .PHONY: install-unwind_h install-unwind_h-forbuild
1175
1176 # Don't export variables to the environment, in order to not confuse
1177 # configure.
1178 .NOEXPORT:
1179
1180 include $(srcdir)/empty.mk $(wildcard *.dep)
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