3 # Copyright (C) 2005-2024 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)
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_objdir
= $(MULTIBUILDTOP
)..
/..
/$(host_subdir
)/gcc
31 exec_prefix = @
exec_prefix@
33 shlib_slibdir
= @slibdir@
38 enable_shared
= @enable_shared@
39 enable_gcov
= @enable_gcov@
40 double_type_size
= @double_type_size@
41 long_double_type_size
= @long_double_type_size@
42 decimal_float
= @decimal_float@
43 enable_vtable_verify
= @enable_vtable_verify@
44 enable_decimal_float
= @enable_decimal_float@
45 fixed_point
= @fixed_point@
46 with_aix_soname
= @with_aix_soname@
47 solaris_ld_v2_maps
= @solaris_ld_v2_maps@
48 enable_execute_stack
= @enable_execute_stack@
49 unwind_header
= @unwind_header@
50 md_unwind_header
= @md_unwind_header@
51 sfp_machine_header
= @sfp_machine_header@
52 thread_header
= @thread_header@
54 host_noncanonical
= @host_noncanonical@
55 real_host_noncanonical
= @real_host_noncanonical@
56 target_noncanonical
= @target_noncanonical@
58 # List of extra object files that should be compiled for this target machine.
59 # The rules for compiling them should be in the t-* file for the machine.
60 EXTRA_PARTS
= @extra_parts@
62 FORCE_EXPLICIT_EH_REGISTRY
= @force_explicit_eh_registry@
64 extra-parts
= libgcc-extra-parts
66 # Multilib support variables.
75 INSTALL_PROGRAM
= @INSTALL_PROGRAM@
76 INSTALL_DATA
= @INSTALL_DATA@
77 mkinstalldirs
= $(SHELL
) $(libgcc_topdir
)/mkinstalldirs
78 INSTALL_PARTS
= $(EXTRA_PARTS
)
90 PWD_COMMAND
= $${PWDCMD-pwd
}
92 # Flags to pass to a recursive make.
95 "AR_FLAGS=$(AR_FLAGS)" \
98 "DESTDIR=$(DESTDIR)" \
99 "EXTRA_OFILES=$(EXTRA_OFILES)" \
100 "HDEFINES=$(HDEFINES)" \
101 "INSTALL=$(INSTALL)" \
102 "INSTALL_DATA=$(INSTALL_DATA)" \
103 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
104 "LDFLAGS=$(LDFLAGS)" \
105 "LOADLIBES=$(LOADLIBES)" \
109 "exec_prefix=$(exec_prefix)" \
111 "libsubdir=$(libsubdir)" \
114 # Dependencies for "all" are set later in the file.
116 # Now that we have built all the objects, we need to copy
117 # them back to the GCC directory. Too many things (other
118 # in-tree libraries, and DejaGNU) know about the layout
119 # of the build tree, for now.
120 $(MAKE
) install-leaf DESTDIR
=$(gcc_objdir
) \
121 slibdir
= libsubdir
= MULTIOSDIR
=$(MULTIDIR
)
125 # If this is the top-level multilib, build all the other
127 @
: $(MAKE
) ; exec
$(MULTIDO
) $(FLAGS_TO_PASS
) multi-do DO
=all
129 .PHONY
: check installcheck
136 -rm -f libgcc_tm.h libgcc.map
137 -rm -f libgcc_tm.stamp stmp-ldirs
141 -rm -f libunwind
$(SHLIB_EXT
)
143 @
$(MULTICLEAN
) multi-clean DO
=clean
145 @
$(MULTICLEAN
) multi-clean DO
=distclean
148 -rm -f
*~ Makefile config.cache config.status multilib.out
150 maintainer-clean
realclean: distclean
152 Makefile
: $(srcdir)/Makefile.in config.status
153 CONFIG_FILES
=Makefile CONFIG_HEADERS
= $(SHELL
) .
/config.status
155 # Depending on Makefile makes sure that config.status has been re-run
156 # if needed. This prevents problems with parallel builds.
157 auto-target.h
: stamp-h
; @true
158 stamp-h
: $(srcdir)/config.in config.status Makefile
159 CONFIG_FILES
= CONFIG_HEADERS
=auto-target.h
:$(srcdir)/config.in
$(SHELL
) .
/config.status
161 config.status
: $(srcdir)/configure
$(srcdir)/config.host
162 $(SHELL
) .
/config.status
--recheck
166 $(srcdir)/..
/config
/enable.m4 \
167 $(srcdir)/..
/config
/tls.m4 \
168 $(srcdir)/..
/config
/toolexeclibdir.m4 \
169 $(srcdir)/..
/config
/acx.m4 \
170 $(srcdir)/..
/config
/no-executables.m4 \
171 $(srcdir)/..
/config
/lib-ld.m4 \
172 $(srcdir)/..
/config
/override.m4 \
173 $(srcdir)/..
/config
/picflag.m4 \
174 $(srcdir)/..
/config
/dfp.m4 \
175 $(srcdir)/..
/config
/unwind_ipinfo.m4 \
176 $(srcdir)/..
/config
/gthr.m4 \
177 $(srcdir)/..
/config
/sjlj.m4 \
178 $(srcdir)/..
/config
/cet.m4
180 $(srcdir)/configure
: @MAINT@
$(srcdir)/configure.ac
$(configure_deps
)
181 cd
$(srcdir) && $(AUTOCONF
)
183 include $(gcc_objdir
)/libgcc.mvars
185 # Flags to pass to recursive makes.
187 AR_FOR_TARGET
= $(AR
)
188 AR_FLAGS_FOR_TARGET
=
189 AR_CREATE_FOR_TARGET
= $(AR_FOR_TARGET
) $(AR_FLAGS_FOR_TARGET
) rc
190 AR_EXTRACT_FOR_TARGET
= $(AR_FOR_TARGET
) $(AR_FLAGS_FOR_TARGET
) x
192 GCC_FOR_TARGET
= $(CC
)
194 LIPO_FOR_TARGET
= $(LIPO
)
195 MACHMODE_H
= machmode.h mode-classes.def insn-modes.h
197 NM_FOR_TARGET
= $(NM
)
198 RANLIB_FOR_TARGET
= $(RANLIB
)
200 STRIP_FOR_TARGET
= $(STRIP
)
202 # Directory in which the compiler finds libraries etc.
203 libsubdir
= $(libdir)/gcc
/$(real_host_noncanonical
)/$(version
)@accel_dir_suffix@
204 # Used to install the shared libgcc.
206 # Maybe used for DLLs on Windows targets.
207 toolexecdir
= @toolexecdir@
208 toolexeclibdir
= @toolexeclibdir@
211 export AR_CREATE_FOR_TARGET
212 export AR_FLAGS_FOR_TARGET
213 export AR_EXTRACT_FOR_TARGET
216 export GCC_FOR_TARGET
220 export LIBGCC2_CFLAGS
221 export LIPO_FOR_TARGET
224 export STRIP_FOR_TARGET
225 export RANLIB_FOR_TARGET
229 export toolexeclibdir
231 version
:= $(shell @get_gcc_base_ver@
$(srcdir)/..
/gcc
/BASE-VER
)
233 ifeq ($(decimal_float
),yes
)
234 ifeq ($(enable_decimal_float
),bid
)
235 DECNUMINC
= -I
$(srcdir)/config
/libbid
-DENABLE_DECIMAL_BID_FORMAT
237 DECNUMINC
= -I
$(srcdir)/..
/libdecnumber
/$(enable_decimal_float
) \
238 -I
$(srcdir)/..
/libdecnumber
244 # Options to use when compiling libgcc2.a.
246 LIBGCC2_DEBUG_CFLAGS
= -g
247 LIBGCC2_CFLAGS
= -O2
$(LIBGCC2_INCLUDES
) $(GCC_CFLAGS
) $(HOST_LIBGCC2_CFLAGS
) \
248 $(LIBGCC2_DEBUG_CFLAGS
) -DIN_LIBGCC2 \
249 -fbuilding-libgcc
-fno-stack-protector \
250 $(INHIBIT_LIBC_CFLAGS
)
252 # Additional options to use when compiling libgcc2.a.
253 # Some targets override this to -isystem include
256 # Additional target-dependent options for compiling libgcc2.a.
257 HOST_LIBGCC2_CFLAGS
=
261 CET_FLAGS
= @CET_FLAGS@
263 USE_TM_CLONE_REGISTRY
= @use_tm_clone_registry@
265 # Defined in libgcc2.c, included only in the static library.
266 LIB2FUNCS_ST
= _eprintf __gcc_bcmp
268 # List of functions not to build from libgcc2.c.
271 # List of extra C and assembler files to add to static and shared libgcc2.
272 # Assembler files should have names ending in `.S'.
275 # List of extra C and assembler files to add to static libgcc2.
276 # Assembler files should have names ending in `.S'.
279 # Specify the directories to be searched for header files.
280 # Both . and srcdir are used, in that order,
281 # so that *config.h will be found in the compilation
282 # subdirectory rather than in the source directory.
283 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
284 # currently being compiled, in both source trees, to be examined as well.
285 INCLUDES
= -I.
-I
$(@D
) -I
$(gcc_objdir
) \
286 -I
$(srcdir) -I
$(srcdir)/$(@D
) -I
$(srcdir)/..
/gcc \
287 -I
$(srcdir)/..
/include $(DECNUMINC
)
289 # Forcibly remove any profiling-related flags. There is no point
290 # in supporting profiled bootstrap in this library.
291 override CFLAGS
:= $(filter-out -fprofile-generate
-fprofile-use
,$(CFLAGS
))
293 # CFLAGS first is not perfect; normally setting CFLAGS should override any
294 # options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
295 # will usually contain -g, so for the moment CFLAGS goes first. We must
296 # include CFLAGS - that's where multilib options live.
297 INTERNAL_CFLAGS
= $(CFLAGS
) $(LIBGCC2_CFLAGS
) $(HOST_LIBGCC2_CFLAGS
) \
298 $(INCLUDES
) @set_have_cc_tls@ @set_use_emutls@
300 # Options to use when compiling crtbegin/end.
301 CRTSTUFF_CFLAGS
= -O2
$(GCC_CFLAGS
) $(INCLUDES
) $(MULTILIB_CFLAGS
) -g0 \
302 $(NO_PIE_CFLAGS
) -finhibit-size-directive
-fno-inline
-fno-exceptions \
303 -fno-zero-initialized-in-bss
-fno-toplevel-reorder
-fno-tree-vectorize \
304 -fbuilding-libgcc
-fno-stack-protector
$(FORCE_EXPLICIT_EH_REGISTRY
) \
305 $(INHIBIT_LIBC_CFLAGS
) $(USE_TM_CLONE_REGISTRY
)
307 # Extra flags to use when compiling crt{begin,end}.o.
310 MULTIDIR
:= $(shell $(CC
) $(CFLAGS
) -print-multi-directory
)
311 MULTIOSDIR
:= $(shell $(CC
) $(CFLAGS
) -print-multi-os-directory
)
313 MULTIOSSUBDIR
:= $(shell if
test "$(MULTIOSDIR)" != .
; then echo
/$(MULTIOSDIR
); fi
)
314 inst_libdir
= $(libsubdir
)$(MULTISUBDIR
)
315 inst_slibdir
= $(slibdir
)$(MULTIOSSUBDIR
)
317 gcc_compile_bare
= $(CC
) $(INTERNAL_CFLAGS
) $(CFLAGS-
$(<F
))
318 compile_deps
= -MT
$@
-MD
-MP
-MF
$(basename $@
).dep
319 gcc_compile
= $(gcc_compile_bare
) -o
$@
$(compile_deps
)
320 gcc_s_compile
= $(gcc_compile
) -DSHARED
322 objects
= $(filter %$(objext
),$^
)
324 # Collect any host-specific information from Makefile fragments.
326 LIBGCC_VER_GNU_PREFIX
= __
327 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX
= __
328 LIBGCC_VER_SYMBOLS_PREFIX
=
330 FPBIT_FUNCS
= _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
331 _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
332 _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
333 _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
335 DPBIT_FUNCS
= _pack_df _unpack_df _addsub_df _mul_df _div_df \
336 _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
337 _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
338 _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
340 TPBIT_FUNCS
= _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
341 _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
342 _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
343 _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
345 # Additional sources to handle exceptions; overridden by targets as needed.
346 LIB2ADDEH
= $(srcdir)/unwind-dw2.c
$(srcdir)/unwind-dw2-fde.c \
347 $(srcdir)/unwind-sjlj.c
$(srcdir)/unwind-c.c
348 LIB2ADDEHSTATIC
= $(LIB2ADDEH
)
349 LIB2ADDEHSHARED
= $(LIB2ADDEH
)
351 # nm flags to list global symbols in libgcc object files.
354 # Don't build libunwind by default.
357 SHLIBUNWIND_INSTALL
=
360 # Create links to files specified in config.host.
361 LIBGCC_LINKS
= enable-execute-stack.c unwind.h md-unwind-support.h \
362 sfp-machine.h gthr-default.h
364 enable-execute-stack.c
: $(srcdir)/$(enable_execute_stack
)
366 unwind.h
: $(srcdir)/$(unwind_header
)
368 md-unwind-support.h
: $(srcdir)/config
/$(md_unwind_header
)
370 sfp-machine.h
: $(srcdir)/config
/$(sfp_machine_header
)
372 gthr-default.h
: $(srcdir)/$(thread_header
)
375 tmake_file
= @tmake_file@
376 -include $(tmake_file
)
378 # Collect target defines and headers from config.host.
379 libgcc_tm_defines
= @tm_defines@
380 libgcc_tm_file
= @tm_file@
381 libgcc_tm.h
: libgcc_tm.stamp
; @true
383 DEFINES
='$(libgcc_tm_defines)' HEADERS
='$(libgcc_tm_file)' \
384 $(srcdir)/mkheader.sh
> tmp-libgcc_tm.h
385 $(SHELL
) $(srcdir)/..
/move-if-change tmp-libgcc_tm.h libgcc_tm.h
388 # Only handle shared libraries if both:
389 # - the user requested them
390 # - we know how to build them
391 ifeq ($(SHLIB_LINK
),)
395 ifeq ($(enable_shared
),yes
)
396 iterator
= $(patsubst %,$(srcdir)/shared-object.mk
,$(iter-items
))
398 install-shared
= install-shared
400 ifneq ($(LIBUNWIND
),)
401 install-libunwind
= install-libunwind
405 # For -fvisibility=hidden. We need both a -fvisibility=hidden on
406 # the command line, and a #define to prevent libgcc2.h etc from
407 # overriding that with #pragmas.
408 vis_hide
= @vis_hide@
412 # If we have -fvisibility=hidden, then we need to generate hide
413 # lists for object files implemented in assembly.
414 ASM_HIDDEN_OP
= @asm_hidden_op@
418 $(AWK
) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
420 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
424 gen-hide-list
= echo
> $@
427 ifneq ($(enable_shared
),yes
)
428 iterator
= $(patsubst %,$(srcdir)/static-object.mk
,$(iter-items
))
431 LIB2ADD
+= enable-execute-stack.c
433 # Control Flow Redundancy hardening out-of-line checker.
434 LIB2ADD
+= $(srcdir)/hardcfr.c
436 # Stack scrubbing infrastructure.
437 @HAVE_STRUB_SUPPORT@LIB2ADD
+= $(srcdir)/strub.c
439 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
440 # instead of LIB2ADD because that's the way to be sure on some targets
441 # (e.g. *-*-darwin*) only one copy of it is linked.
442 LIB2ADDEH
+= $(srcdir)/emutls.c
443 LIB2ADDEHSTATIC
+= $(srcdir)/emutls.c
444 LIB2ADDEHSHARED
+= $(srcdir)/emutls.c
446 # Library members defined in libgcc2.c.
447 lib2funcs
= _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
448 _clear_cache _trampoline __main _absvsi2 \
449 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
450 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \
451 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \
452 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \
453 _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3 \
454 _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 \
455 _clrsbdi2 _mulbitint3
457 # The floating-point conversion routines that involve a single-word integer.
458 # XX stands for the integer mode.
459 swfloatfuncs
= $(patsubst %,_fixuns
%XX
,sf df xf
)
461 # Likewise double-word routines.
462 dwfloatfuncs
= $(patsubst %,_fix
%XX
,sf df xf tf
) \
463 $(patsubst %,_fixuns
%XX
,sf df xf tf
) \
464 $(patsubst %,_floatXX
%,sf df xf tf
) \
465 $(patsubst %,_floatunXX
%,sf df xf tf
)
467 ifeq ($(LIB2_SIDITI_CONV_FUNCS
),)
468 lib2funcs
+= $(subst XX
,si
,$(swfloatfuncs
))
469 lib2funcs
+= $(subst XX
,di
,$(dwfloatfuncs
))
472 # These might cause a divide overflow trap and so are compiled with
474 LIB2_DIVMOD_FUNCS
= _divdi3 _moddi3 _divmoddi4 \
475 _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv \
478 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
479 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
480 # in LIB2FUNCS_EXCLUDE.
481 lib2funcs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
) $(LIB1ASMFUNCS
),$(lib2funcs
))
482 LIB2_DIVMOD_FUNCS
:= $(filter-out $(LIB2FUNCS_EXCLUDE
) $(LIB1ASMFUNCS
), \
483 $(LIB2_DIVMOD_FUNCS
))
485 LIB2FUNCS_ST
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(LIB2FUNCS_ST
))
487 # Build "libgcc1" (assembly) components.
489 lib1asmfuncs-o
= $(patsubst %,%$(objext
),$(LIB1ASMFUNCS
))
490 $(lib1asmfuncs-o
): %$(objext
): $(srcdir)/config
/$(LIB1ASMSRC
) %.vis
491 $(gcc_compile
) -DL
$* -xassembler-with-cpp
-c
$< -include $*.vis
492 $(patsubst %,%.vis
,$(LIB1ASMFUNCS
)): %.vis
: %_s
$(objext
)
494 libgcc-objects
+= $(lib1asmfuncs-o
)
496 lib1asmfuncs-s-o
= $(patsubst %,%_s
$(objext
),$(LIB1ASMFUNCS
))
497 $(lib1asmfuncs-s-o
): %_s
$(objext
): $(srcdir)/config
/$(LIB1ASMSRC
)
498 $(gcc_s_compile
) -DL
$* -xassembler-with-cpp
-c
$<
499 ifeq ($(enable_shared
),yes
)
501 libgcc-s-objects
+= $(lib1asmfuncs-s-o
)
505 # Build lib2funcs. For the static library also include LIB2FUNCS_ST.
506 lib2funcs-o
= $(patsubst %,%$(objext
),$(lib2funcs
) $(LIB2FUNCS_ST
))
507 $(lib2funcs-o
): %$(objext
): $(srcdir)/libgcc2.c
508 $(gcc_compile
) -DL
$* -c
$< $(vis_hide
)
509 libgcc-objects
+= $(lib2funcs-o
)
511 ifeq ($(enable_shared
),yes
)
512 lib2funcs-s-o
= $(patsubst %,%_s
$(objext
),$(lib2funcs
))
513 $(lib2funcs-s-o
): %_s
$(objext
): $(srcdir)/libgcc2.c
514 $(gcc_s_compile
) -DL
$* -c
$<
515 libgcc-s-objects
+= $(lib2funcs-s-o
)
518 ifneq ($(LIB2_SIDITI_CONV_FUNCS
),)
519 # Build libgcc2.c for each conversion function, with a specific
520 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
521 # functions are built with a wordsize of 4; the TImode functions are
522 # built with the same labels, but a wordsize of 8.
524 sifuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,si
,$(swfloatfuncs
)))
525 difuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,di
,$(dwfloatfuncs
)))
526 tifuncs
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(subst XX
,ti
,$(dwfloatfuncs
)))
528 iter-items
:= $(sifuncs
) $(difuncs
) $(tifuncs
)
529 iter-labels
:= $(sifuncs
) $(difuncs
) $(difuncs
)
530 iter-sizes
:= $(patsubst %,4,$(sifuncs
) $(difuncs
)) $(patsubst %,8,$(tifuncs
))
532 -include $(patsubst %,$(srcdir)/siditi-object.mk
,$(iter-items
))
534 libgcc-objects
+= $(patsubst %,%$(objext
),$(sifuncs
) $(difuncs
) $(tifuncs
))
535 ifeq ($(enable_shared
),yes
)
536 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(sifuncs
) $(difuncs
) $(tifuncs
))
540 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS
),)
541 # Provide default flags for compiling divmod functions, if they haven't been
542 # set already by a target-specific Makefile fragment.
543 LIB2_DIVMOD_EXCEPTION_FLAGS
:= -fexceptions
-fnon-call-exceptions
546 # Build LIB2_DIVMOD_FUNCS.
547 lib2-divmod-o
= $(patsubst %,%$(objext
),$(LIB2_DIVMOD_FUNCS
))
548 $(lib2-divmod-o
): %$(objext
): $(srcdir)/libgcc2.c
549 $(gcc_compile
) -DL
$* -c
$< \
550 $(LIB2_DIVMOD_EXCEPTION_FLAGS
) $(vis_hide
)
551 libgcc-objects
+= $(lib2-divmod-o
)
553 ifeq ($(enable_shared
),yes
)
554 lib2-divmod-s-o
= $(patsubst %,%_s
$(objext
),$(LIB2_DIVMOD_FUNCS
))
555 $(lib2-divmod-s-o
): %_s
$(objext
): $(srcdir)/libgcc2.c
556 $(gcc_s_compile
) -DL
$* -c
$< \
557 $(LIB2_DIVMOD_EXCEPTION_FLAGS
)
558 libgcc-s-objects
+= $(lib2-divmod-s-o
)
562 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
563 FPBIT_FUNCS
:= $(filter-out _sf_to_tf
,$(FPBIT_FUNCS
))
564 DPBIT_FUNCS
:= $(filter-out _df_to_tf
,$(DPBIT_FUNCS
))
567 FPBIT_FUNCS
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(FPBIT_FUNCS
))
568 DPBIT_FUNCS
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(DPBIT_FUNCS
))
569 TPBIT_FUNCS
:= $(filter-out $(LIB2FUNCS_EXCLUDE
),$(TPBIT_FUNCS
))
571 fpbit-src
:= $(srcdir)/fp-bit.c
575 fpbit-o
= $(patsubst %,%$(objext
),$(FPBIT_FUNCS
))
576 $(fpbit-o
): %$(objext
): $(fpbit-src
)
577 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DFLOAT
$(FPBIT_CFLAGS
) -c
$< $(vis_hide
)
578 libgcc-objects
+= $(fpbit-o
)
580 ifeq ($(enable_shared
),yes
)
581 fpbit-s-o
= $(patsubst %,%_s
$(objext
),$(FPBIT_FUNCS
))
582 $(fpbit-s-o
): %_s
$(objext
): $(fpbit-src
)
583 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DFLOAT
$(FPBIT_CFLAGS
) -c
$<
584 libgcc-s-objects
+= $(fpbit-s-o
)
590 dpbit-o
= $(patsubst %,%$(objext
),$(DPBIT_FUNCS
))
591 $(dpbit-o
): %$(objext
): $(fpbit-src
)
592 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* $(DPBIT_CFLAGS
) -c
$< $(vis_hide
)
593 libgcc-objects
+= $(dpbit-o
)
595 ifeq ($(enable_shared
),yes
)
596 dpbit-s-o
= $(patsubst %,%_s
$(objext
),$(DPBIT_FUNCS
))
597 $(dpbit-s-o
): %_s
$(objext
): $(fpbit-src
)
598 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* $(DPBIT_CFLAGS
) -c
$<
599 libgcc-s-objects
+= $(dpbit-s-o
)
605 tpbit-o
= $(patsubst %,%$(objext
),$(TPBIT_FUNCS
))
606 $(tpbit-o
): %$(objext
): $(fpbit-src
)
607 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DTFLOAT
$(TPBIT_CFLAGS
) -c
$< $(vis_hide
)
608 libgcc-objects
+= $(tpbit-o
)
610 ifeq ($(enable_shared
),yes
)
611 tpbit-s-o
= $(patsubst %,%_s
$(objext
),$(TPBIT_FUNCS
))
612 $(tpbit-s-o
): %_s
$(objext
): $(fpbit-src
)
613 $(gcc_s_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DTFLOAT
$(TPBIT_CFLAGS
) -c
$<
614 libgcc-s-objects
+= $(tpbit-s-o
)
618 # Build decimal floating point support.
619 ifeq ($(decimal_float
),yes
)
621 # If $DFP_ENABLE is set, then we want all data type sizes.
622 ifneq ($(DFP_ENABLE
),)
629 ifneq ($(D32PBIT
)$(D64PBIT
)$(D128PBIT
),)
630 ifeq ($(enable_decimal_float
),bid
)
631 dfp-filenames
+= bid_decimal_globals bid_decimal_data \
632 bid_binarydecimal bid_convert_data \
633 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
634 bid128_noncomp bid128_fma bid_round bid_from_int \
635 bid64_add bid128_add bid64_div bid128_div \
636 bid64_mul bid128_mul bid64_compare bid128_compare \
637 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
638 bid64_to_int32 bid64_to_int64 \
639 bid64_to_uint32 bid64_to_uint64 \
640 bid128_to_int32 bid128_to_int64 \
641 bid128_to_uint32 bid128_to_uint64
643 dfp-filenames
+= decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
647 dfp-objects
= $(patsubst %,%$(objext
),$(dfp-filenames
))
648 ifeq ($(enable_decimal_float
),bid
)
649 $(dfp-objects
): %$(objext
): $(srcdir)/config
/libbid
/%.c
651 $(dfp-objects
): %$(objext
): $(srcdir)/..
/libdecnumber
/%.c
654 libgcc-objects
+= $(dfp-objects
)
657 ifneq ($(enable_decimal_float
),bid
)
659 decbits-filenames
+= decimal32
663 decbits-filenames
+= decimal64
667 decbits-filenames
+= decimal128
671 decbits-objects
= $(patsubst %,%$(objext
),$(decbits-filenames
))
672 ifeq ($(enable_decimal_float
),bid
)
673 $(decbits-objects
): %$(objext
): $(srcdir)/config
/libbid
/%.c
675 $(decbits-objects
): %$(objext
): $(srcdir)/..
/libdecnumber
/$(enable_decimal_float
)/%.c
678 libgcc-objects
+= $(decbits-objects
)
680 # Next build individual support functions.
681 D32PBIT_FUNCS
= _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
682 _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
683 _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
684 _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
685 _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
686 _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
687 _sd_to_dd _sd_to_td _unord_sd _conv_sd \
690 D64PBIT_FUNCS
= _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
691 _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
692 _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
693 _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
694 _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
695 _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
696 _dd_to_sd _dd_to_td _unord_dd _conv_dd \
699 D128PBIT_FUNCS
= _addsub_td _div_td _mul_td _plus_td _minus_td \
700 _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
701 _td_to_si _td_to_di _td_to_usi _td_to_udi \
702 _si_to_td _di_to_td _usi_to_td _udi_to_td \
703 _td_to_sf _td_to_df _td_to_xf _td_to_tf \
704 _sf_to_td _df_to_td _xf_to_td _tf_to_td \
705 _td_to_sd _td_to_dd _unord_td _conv_td \
708 ifeq ($(enable_decimal_float
),bid
)
710 D32PBIT_FUNCS
:=$(filter-out _plus_sd _minus_sd _conv_sd
, $(D32PBIT_FUNCS
))
714 D64PBIT_FUNCS
:=$(filter-out _plus_dd _minus_dd _conv_dd
, $(D64PBIT_FUNCS
))
718 D128PBIT_FUNCS
:=$(filter-out _plus_td _minus_td _conv_td
, $(D128PBIT_FUNCS
))
723 d32pbit-o
= $(patsubst %,%$(objext
),$(D32PBIT_FUNCS
))
724 ifeq ($(enable_decimal_float
),bid
)
725 $(d32pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
727 $(d32pbit-o
): %$(objext
): $(srcdir)/dfp-bit.c
729 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=32 -c
$<
730 libgcc-objects
+= $(d32pbit-o
)
734 d64pbit-o
= $(patsubst %,%$(objext
),$(D64PBIT_FUNCS
))
735 ifeq ($(enable_decimal_float
),bid
)
736 $(d64pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
738 $(d64pbit-o
): %$(objext
): $(srcdir)/dfp-bit.c
740 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=64 -c
$<
741 libgcc-objects
+= $(d64pbit-o
)
745 d128pbit-o
= $(patsubst %,%$(objext
),$(D128PBIT_FUNCS
))
746 ifeq ($(enable_decimal_float
),bid
)
747 $(d128pbit-o
): %$(objext
): $(srcdir)/config
/libbid
/%.c
749 $(d128pbit-o
): %$(objext
): $(srcdir)/dfp-bit.c
751 $(gcc_compile
) -DFINE_GRAINED_LIBRARIES
-DL
$* -DWIDTH
=128 -c
$<
752 libgcc-objects
+= $(d128pbit-o
)
758 libgcc-sync-size-funcs
:= $(foreach op
, add sub or and xor nand
, \
759 sync_fetch_and_
$(op
) \
760 sync_
$(op
)_and_fetch
) \
761 sync_bool_compare_and_swap \
762 sync_val_compare_and_swap \
763 sync_lock_test_and_set
765 libgcc-sync-size-funcs
:= $(foreach prefix, $(libgcc-sync-size-funcs
), \
766 $(foreach suffix, 1 2 4 8 16, \
767 $(prefix)_
$(suffix)))
769 libgcc-sync-size-funcs-o
= $(patsubst %,%$(objext
),$(libgcc-sync-size-funcs
))
770 $(libgcc-sync-size-funcs-o
): %$(objext
): $(srcdir)/sync.c
771 $(gcc_compile
) $(SYNC_CFLAGS
) \
772 -DFN
=`echo "$*" | sed 's/_[^_]*$$//'` \
773 -DSIZE
=`echo "$*" | sed 's/.*_//'` \
775 libgcc-objects
+= $(libgcc-sync-size-funcs-o
)
777 libgcc-sync-funcs
:= sync_synchronize
779 libgcc-sync-funcs-o
= $(patsubst %,%$(objext
),$(libgcc-sync-funcs
))
780 $(libgcc-sync-funcs-o
): %$(objext
): $(srcdir)/sync.c
781 $(gcc_compile
) $(SYNC_CFLAGS
) \
784 libgcc-objects
+= $(libgcc-sync-funcs-o
)
786 ifeq ($(enable_shared
),yes
)
787 libgcc-sync-size-funcs-s-o
= $(patsubst %,%_s
$(objext
), \
788 $(libgcc-sync-size-funcs
))
789 $(libgcc-sync-size-funcs-s-o
): %_s
$(objext
): $(srcdir)/sync.c
790 $(gcc_s_compile
) $(SYNC_CFLAGS
) \
791 -DFN
=`echo "$*" | sed 's/_[^_]*$$//'` \
792 -DSIZE
=`echo "$*" | sed 's/.*_//'` \
794 libgcc-s-objects
+= $(libgcc-sync-size-funcs-s-o
)
796 libgcc-sync-funcs-s-o
= $(patsubst %,%_s
$(objext
),$(libgcc-sync-funcs
))
797 $(libgcc-sync-funcs-s-o
): %_s
$(objext
): $(srcdir)/sync.c
798 $(gcc_s_compile
) $(SYNC_CFLAGS
) \
801 libgcc-s-objects
+= $(libgcc-sync-funcs-s-o
)
805 # Build fixed-point support.
806 ifeq ($(fixed_point
),yes
)
808 # Generate permutations of function name and mode
809 fixed-labels
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith labels
)
810 fixed-funcs
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith funcs
)
811 fixed-modes
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh arith modes
)
813 # Generate the rules for each arithmetic function
814 iter-items
:= $(fixed-funcs
)
815 iter-labels
:= $(fixed-labels
)
816 iter-from
:= $(fixed-modes
)
817 iter-to
:= $(fixed-modes
)
818 -include $(patsubst %,$(srcdir)/fixed-obj.mk
,$(iter-items
))
820 # Add arithmetic functions to list of objects to be built
821 libgcc-objects
+= $(patsubst %,%$(objext
),$(filter-out $(LIB2FUNCS_EXCLUDE
),$(fixed-funcs
)))
822 ifeq ($(enable_shared
),yes
)
823 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(filter-out $(LIB2FUNCS_EXCLUDE
),$(fixed-funcs
)))
826 # Convert from or to fractional
827 fixed-conv-funcs
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv funcs
)
828 fixed-conv-labels
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv labels
)
829 fixed-conv-from
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv from
)
830 fixed-conv-to
:= $(shell $(SHELL
) $(srcdir)/gen-fixed.sh conv to
)
832 # Generate the make rules for each conversion function
833 iter-items
:= $(fixed-conv-funcs
)
834 iter-labels
:= $(fixed-conv-labels
)
835 iter-from
:= $(fixed-conv-from
)
836 iter-to
:= $(fixed-conv-to
)
837 -include $(patsubst %,$(srcdir)/fixed-obj.mk
,$(iter-items
))
839 # Add conversion functions to list of objects to be built
840 libgcc-objects
+= $(patsubst %,%$(objext
),$(filter-out $(LIB2FUNCS_EXCLUDE
),$(fixed-conv-funcs
)))
841 ifeq ($(enable_shared
),yes
)
842 libgcc-s-objects
+= $(patsubst %,%_s
$(objext
),$(filter-out $(LIB2FUNCS_EXCLUDE
),$(fixed-conv-funcs
)))
847 # Build LIB2ADD and LIB2ADD_ST.
848 ifneq ($(filter-out %.c
%.S
%.asm
,$(LIB2ADD
) $(LIB2ADD_ST
)),)
849 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.
)
852 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADD
))))
853 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADD_ST
))))
856 iter-items
:= $(LIB2ADD
) $(LIB2ADD_ST
)
859 ifeq ($(enable_shared
),yes
)
860 libgcc-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIB2ADD
))))
863 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have
864 # libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
865 # LIB2ADDEHSHARED matter. (Usually all three are identical.)
867 c_flags
:= -fexceptions
869 ifeq ($(enable_shared
),yes
)
871 libgcc-eh-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADDEHSTATIC
))))
872 libgcc-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIB2ADDEHSHARED
))))
874 iter-items
:= $(sort $(LIB2ADDEHSTATIC
) $(LIB2ADDEHSHARED
))
878 # Not shared. LIB2ADDEH are added to libgcc.a.
880 libgcc-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIB2ADDEH
))))
882 iter-items
:= $(LIB2ADDEH
)
887 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
888 # not generate calls to __gcc_personality_v0.
890 c_flags
:= -fno-exceptions
892 libunwind-objects
+= $(addsuffix $(objext
),$(basename $(notdir $(LIBUNWIND
))))
894 ifeq ($(enable_shared
),yes
)
895 libunwind-s-objects
+= $(addsuffix _s
$(objext
),$(basename $(notdir $(LIBUNWIND
))))
898 iter-items
:= $(LIBUNWIND
)
901 # Build libgcov components.
903 LIBGCOV_MERGE
= _gcov_merge_add _gcov_merge_topn \
904 _gcov_merge_ior _gcov_merge_time_profile
905 LIBGCOV_PROFILER
= _gcov_interval_profiler \
906 _gcov_interval_profiler_atomic \
907 _gcov_pow2_profiler \
908 _gcov_pow2_profiler_atomic \
909 _gcov_topn_values_profiler \
910 _gcov_topn_values_profiler_atomic \
911 _gcov_average_profiler \
912 _gcov_average_profiler_atomic \
914 _gcov_ior_profiler_atomic \
915 _gcov_indirect_call_profiler_v4 \
917 LIBGCOV_INTERFACE
= _gcov_dump _gcov_fork \
918 _gcov_execl _gcov_execlp \
919 _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset \
921 LIBGCOV_DRIVER
= _gcov _gcov_info_to_gcda
923 libgcov-merge-objects
= $(patsubst %,%$(objext
),$(LIBGCOV_MERGE
))
924 libgcov-profiler-objects
= $(patsubst %,%$(objext
),$(LIBGCOV_PROFILER
))
925 libgcov-interface-objects
= $(patsubst %,%$(objext
),$(LIBGCOV_INTERFACE
))
926 libgcov-driver-objects
= $(patsubst %,%$(objext
),$(LIBGCOV_DRIVER
))
927 libgcov-objects
= $(libgcov-merge-objects
) $(libgcov-profiler-objects
) \
928 $(libgcov-interface-objects
) $(libgcov-driver-objects
)
930 $(libgcov-merge-objects
): %$(objext
): $(srcdir)/libgcov-merge.c
$(srcdir)/gcov.h
$(srcdir)/libgcov.h
931 $(gcc_compile
) -DL
$* -c
$(srcdir)/libgcov-merge.c
932 $(libgcov-profiler-objects
): %$(objext
): $(srcdir)/libgcov-profiler.c
$(srcdir)/gcov.h
$(srcdir)/libgcov.h
933 $(gcc_compile
) -DL
$* -c
$(srcdir)/libgcov-profiler.c
934 $(libgcov-interface-objects
): %$(objext
): $(srcdir)/libgcov-interface.c
$(srcdir)/gcov.h
$(srcdir)/libgcov.h
935 $(gcc_compile
) -DL
$* -c
$(srcdir)/libgcov-interface.c
936 $(libgcov-driver-objects
): %$(objext
): $(srcdir)/libgcov-driver.c \
937 $(srcdir)/libgcov-driver-system.c
$(srcdir)/gcov.h
$(srcdir)/libgcov.h
938 $(gcc_compile
) -DL
$* -c
$(srcdir)/libgcov-driver.c
942 libgcc.a
: $(libgcc-objects
)
943 libgcov.a
: $(libgcov-objects
)
944 libunwind.a
: $(libunwind-objects
)
945 libgcc_eh.a
: $(libgcc-eh-objects
)
947 libgcc.a libgcov.a libunwind.a libgcc_eh.a
:
950 objects
="$(objects)"; \
951 if
test -z
"$$objects"; then \
952 echo
'int __libgcc_eh_dummy;' > eh_dummy.c
; \
953 $(gcc_compile_bare
) $(vis_hide
) -c eh_dummy.c \
954 -o eh_dummy
$(objext
); \
955 objects
=eh_dummy
$(objext
); \
957 $(AR_CREATE_FOR_TARGET
) $@
$$objects
962 ifeq ($(enable_gcov
),yes
)
966 ifneq ($(LIBUNWIND
),)
970 ifeq ($(enable_shared
),yes
)
971 all: libgcc_eh.a libgcc_s
$(SHLIB_EXT
)
972 ifneq ($(LIBUNWIND
),)
973 all: libunwind
$(SHLIB_EXT
)
974 libgcc_s
$(SHLIB_EXT
): libunwind
$(SHLIB_EXT
)
977 # Map-file generation.
978 ifneq ($(SHLIB_MKMAP
),)
979 libgcc.map.in
: $(SHLIB_MAPFILES
)
980 { cat
$(SHLIB_MAPFILES
) \
981 | sed
-e
'/^[ ]*#/d' \
982 -e
's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
983 |
$(gcc_compile_bare
) -E
-xassembler-with-cpp
-; \
986 libgcc.map
: $(SHLIB_MKMAP
) libgcc.map.in
$(libgcc-s-objects
)
987 { $(NM
) $(SHLIB_NM_FLAGS
) $(libgcc-s-objects
); echo
%%; \
989 } |
$(AWK
) -f
$(SHLIB_MKMAP
) $(SHLIB_MKMAP_OPTS
) > tmp-
$@
991 libgcc_s
$(SHLIB_EXT
): libgcc.map
995 libgcc-std.ver
: $(srcdir)/libgcc-std.ver.in
996 sed
-e
's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
997 -e
's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
999 libgcc_s
$(SHLIB_EXT
): $(libgcc-s-objects
) $(extra-parts
) libgcc.a
1000 # @multilib_flags@ is still needed because this may use
1001 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1002 # @multilib_dir@ is not really necessary, but sometimes it has
1003 # more uses than just a directory name.
1004 $(mkinstalldirs
) $(MULTIDIR
)
1005 $(subst @multilib_flags@
,$(CFLAGS
) -B.
/,$(subst \
1006 @multilib_dir@
,$(MULTIDIR
),$(subst \
1007 @shlib_objs@
,$(objects
) libgcc.a
,$(subst \
1008 @shlib_base_name@
,libgcc_s
,$(subst \
1009 @shlib_map_file@
,$(mapfile
),$(subst \
1010 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(subst \
1011 @shlib_slibdir@
,$(shlib_slibdir
),$(SHLIB_LINK
))))))))
1013 libunwind
$(SHLIB_EXT
): $(libunwind-s-objects
) $(extra-parts
)
1014 # @multilib_flags@ is still needed because this may use
1015 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1016 # @multilib_dir@ is not really necessary, but sometimes it has
1017 # more uses than just a directory name.
1018 $(mkinstalldirs
) $(MULTIDIR
)
1019 $(subst @multilib_flags@
,$(CFLAGS
) -B.
/,$(subst \
1020 @multilib_dir@
,$(MULTIDIR
),$(subst \
1021 @shlib_objs@
,$(objects
),$(subst \
1022 @shlib_base_name@
,libunwind
,$(subst \
1023 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIBUNWIND_LINK
))))))
1027 # Build the standard GCC startfiles and endfiles.
1028 ALL_CRT_CFLAGS
= $(CFLAGS
) $(CRTSTUFF_CFLAGS
) $(INCLUDES
)
1029 crt_compile
= $(CC
) $(ALL_CRT_CFLAGS
) -o
$@
$(compile_deps
)
1031 ifeq ($(CUSTOM_CRTSTUFF
),)
1032 # Compile two additional files that are linked with every program
1033 # linked using GCC on systems using COFF or ELF, for the sake of C++
1035 crtbegin
$(objext
): $(srcdir)/crtstuff.c
1036 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_BEGIN
1038 crtend
$(objext
): $(srcdir)/crtstuff.c
1039 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_END
1041 # These are versions of crtbegin and crtend for shared libraries.
1042 crtbeginS
$(objext
): $(srcdir)/crtstuff.c
1043 $(crt_compile
) $(CRTSTUFF_T_CFLAGS_S
) -c
$< -DCRT_BEGIN
-DCRTSTUFFS_O
1045 crtendS
$(objext
): $(srcdir)/crtstuff.c
1046 $(crt_compile
) $(CRTSTUFF_T_CFLAGS_S
) -c
$< -DCRT_END
-DCRTSTUFFS_O
1048 # This is a version of crtbegin for -static links.
1049 crtbeginT
$(objext
): $(srcdir)/crtstuff.c
1050 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_BEGIN
-DCRTSTUFFT_O
1052 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1053 # the end of tables with addresses, required for offloading. crtoffloadtable
1054 # contains the array with addresses of those symbols.
1055 crtoffloadbegin
$(objext
): $(srcdir)/offloadstuff.c
1056 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_BEGIN
1058 crtoffloadend
$(objext
): $(srcdir)/offloadstuff.c
1059 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_END
1061 crtoffloadtable
$(objext
): $(srcdir)/offloadstuff.c
1062 $(crt_compile
) $(CRTSTUFF_T_CFLAGS
) -c
$< -DCRT_TABLE
1065 ifeq ($(enable_vtable_verify
),yes
)
1066 # These are used in vtable verification; see comments in source files for
1069 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1071 VTV_CFLAGS
= $(CRTSTUFF_T_CFLAGS_S
) -fno-inhibit-size-directive
1073 vtv_start
$(objext
): $(srcdir)/vtv_start.c
1074 $(crt_compile
) $(VTV_CFLAGS
) -c
$(srcdir)/vtv_start.c
1076 vtv_end
$(objext
): $(srcdir)/vtv_end.c
1077 $(crt_compile
) $(VTV_CFLAGS
) -c
$(srcdir)/vtv_end.c
1079 vtv_start_preinit
$(objext
): $(srcdir)/vtv_start_preinit.c
1080 $(crt_compile
) $(VTV_CFLAGS
) -c
$(srcdir)/vtv_start_preinit.c
1082 vtv_end_preinit
$(objext
): $(srcdir)/vtv_end_preinit.c
1083 $(crt_compile
) $(VTV_CFLAGS
) -c
$(srcdir)/vtv_end_preinit.c
1086 ifeq ($(CUSTOM_CRTIN
),)
1087 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1088 crti
$(objext
): $(srcdir)/config
/$(cpu_type
)/crti.S
1089 $(crt_compile
) -c
-x assembler-with-cpp
$<
1091 crtn
$(objext
): $(srcdir)/config
/$(cpu_type
)/crtn.S
1092 $(crt_compile
) -c
-x assembler-with-cpp
$<
1095 # Build extra startfiles in the libgcc directory.
1096 .PHONY
: libgcc-extra-parts
1097 libgcc-extra-parts
: $(EXTRA_PARTS
)
1099 # Early copyback; see "all" above for the rationale. The
1100 # early copy is necessary so that the gcc -B options find
1101 # the right startup files when linking shared libgcc.
1102 $(mkinstalldirs
) $(gcc_objdir
)$(MULTISUBDIR
)
1103 parts
="$(EXTRA_PARTS)"; \
1104 for file in
$$parts; do \
1105 rm -f
$(gcc_objdir
)$(MULTISUBDIR
)/$$file; \
1106 $(INSTALL_DATA
) $$file $(gcc_objdir
)$(MULTISUBDIR
)/; \
1109 $(RANLIB
) $(gcc_objdir
)$(MULTISUBDIR
)/$$file ;; \
1115 $(libgcc-objects
) $(libgcc-s-objects
) $(libgcc-eh-objects
) \
1116 $(libgcov-objects
) \
1117 $(libunwind-objects
) $(libunwind-s-objects
) \
1118 $(EXTRA_PARTS
): $(LIBGCC_LINKS
) libgcc_tm.h
1120 # Copy unwind.h to the place where gcc will look for it at build-time
1121 install-unwind_h-forbuild
: unwind.h
1122 dest
=$(gcc_objdir
)/include/tmp
$$$$-unwind.h
; \
1123 cp unwind.h
$$dest; \
1125 sh
$(srcdir)/..
/move-if-change
$$dest $(gcc_objdir
)/include/unwind.h
1127 # Copy unwind.h to the place where gcc will look at run-time, once installed
1129 # This is redundant with the internal copy above when using a regular toplevel
1130 # "install" target, because gcc's install will copy to the destination as well.
1132 # This is however useful for "install-no-fixincludes" case, when only the gcc
1133 # internal headers are copied by gcc's install.
1135 $(mkinstalldirs
) $(DESTDIR
)$(libsubdir
)/include
1136 $(INSTALL_DATA
) unwind.h
$(DESTDIR
)$(libsubdir
)/include
1138 all: install-unwind_h-forbuild
1141 $(mkinstalldirs
) $(DESTDIR
)$(libsubdir
)/include
1142 $(INSTALL_DATA
) $(srcdir)/gcov.h
$(DESTDIR
)$(libsubdir
)/include
1144 # Documentation targets (empty).
1145 .PHONY
: info html
dvi pdf install-info install-html install-pdf
1155 # Install rules. These do not depend on "all", so that they can be invoked
1156 # recursively from it.
1158 $(mkinstalldirs
) $(DESTDIR
)$(inst_slibdir
)
1160 # NOTE: Maybe this should go into $(inst_libdir), but this
1161 # is where the old mklibgcc.in put it.
1162 $(INSTALL_DATA
) libunwind.a
$(DESTDIR
)$(inst_slibdir
)/
1163 chmod
644 $(DESTDIR
)$(inst_slibdir
)/libunwind.a
1164 $(RANLIB
) $(DESTDIR
)$(inst_slibdir
)/libunwind.a
1166 $(subst @multilib_dir@
,$(MULTIDIR
),$(subst \
1167 @shlib_base_name@
,libunwind
,$(subst \
1168 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIBUNWIND_INSTALL
))))
1171 $(mkinstalldirs
) $(DESTDIR
)$(inst_libdir
)
1173 $(INSTALL_DATA
) libgcc_eh.a
$(DESTDIR
)$(inst_libdir
)/
1174 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcc_eh.a
1175 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcc_eh.a
1177 $(subst @multilib_dir@
,$(MULTIDIR
),$(subst \
1178 @shlib_base_name@
,libgcc_s
,$(subst \
1179 @shlib_slibdir_qual@
,$(MULTIOSSUBDIR
),$(SHLIB_INSTALL
))))
1181 install-leaf
: $(install-shared
) $(install-libunwind
)
1182 $(mkinstalldirs
) $(DESTDIR
)$(inst_libdir
)
1184 $(INSTALL_DATA
) libgcc.a
$(DESTDIR
)$(inst_libdir
)/
1185 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcc.a
1186 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcc.a
1187 ifeq ($(enable_gcov
),yes
)
1188 $(INSTALL_DATA
) libgcov.a
$(DESTDIR
)$(inst_libdir
)/
1189 chmod
644 $(DESTDIR
)$(inst_libdir
)/libgcov.a
1190 $(RANLIB
) $(DESTDIR
)$(inst_libdir
)/libgcov.a
1193 parts
="$(INSTALL_PARTS)"; \
1194 for file in
$$parts; do \
1195 rm -f
$(DESTDIR
)$(inst_libdir
)/$$file; \
1196 $(INSTALL_DATA
) $$file $(DESTDIR
)$(inst_libdir
)/; \
1199 $(RANLIB
) $(gcc_objdir
)$(MULTISUBDIR
)/$$file ;; \
1203 install: install-leaf install-unwind_h install-gcov_h
1204 @
: $(MAKE
) ; $(MULTIDO
) $(FLAGS_TO_PASS
) multi-do DO
=install
1206 install-strip
: install
1208 .PHONY
: install install-shared install-libunwind install-strip
1209 .PHONY
: install-unwind_h install-unwind_h-forbuild
1210 .PHONY
: install-gcov_h
1212 # Don't export variables to the environment, in order to not confuse
1216 -include $(wildcard *.dep
)