libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2019 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 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@
  53
  54 host_noncanonical = @host_noncanonical@
  55 real_host_noncanonical = @real_host_noncanonical@
  56 target_noncanonical = @target_noncanonical@
  57
  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@
  61
  62 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  63
  64 extra-parts = libgcc-extra-parts
  65
  66 # Multilib support variables.
  67 MULTISRCTOP =
  68 MULTIBUILDTOP =
  69 MULTIDIRS =
  70 MULTISUBDIR =
  71 MULTIDO = true
  72 MULTICLEAN = true
  73
  74 INSTALL = @INSTALL@
  75 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  76 INSTALL_DATA = @INSTALL_DATA@
  77 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  78 INSTALL_PARTS = $(EXTRA_PARTS)
  79
  80 objext = .o
  81
  82 AR = @AR@
  83 AR_FLAGS = rc
  84
  85 CC = @CC@
  86 CFLAGS = @CFLAGS@
  87 RANLIB = @RANLIB@
  88 LN_S = @LN_S@
  89
  90 PWD_COMMAND = $${PWDCMD-pwd}
  91
  92 # Flags to pass to a recursive make.
  93 FLAGS_TO_PASS = \
  94         "AR=$(AR)" \
  95         "AR_FLAGS=$(AR_FLAGS)" \
  96         "CC=$(CC)" \
  97         "CFLAGS=$(CFLAGS)" \
  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)" \
 106         "RANLIB=$(RANLIB)" \
 107         "SHELL=$(SHELL)" \
 108         "prefix=$(prefix)" \
 109         "exec_prefix=$(exec_prefix)" \
 110         "libdir=$(libdir)" \
 111         "libsubdir=$(libsubdir)" \
 112         "tooldir=$(tooldir)"
 113
 114 # Dependencies for "all" are set later in the file.
 115 all: all-multi
 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)
 122
 123 .PHONY: all-multi
 124 all-multi:
 125         # If this is the top-level multilib, build all the other
 126         # multilibs.
 127         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 128
 129 .PHONY: check installcheck
 130 check:
 131 installcheck:
 132
 133 .PHONY: all clean
 134
 135 clean:
 136         -rm -f libgcc_tm.h libgcc.map
 137         -rm -f libgcc_tm.stamp stmp-ldirs
 138         -rm -f *$(objext)
 139         -rm -f *.dep
 140         -rm -f *.a
 141         -rm -f libunwind$(SHLIB_EXT)
 142         -rm -f libgcc_s*
 143         @$(MULTICLEAN) multi-clean DO=clean
 144 distclean: clean
 145         @$(MULTICLEAN) multi-clean DO=distclean
 146         -rm -f auto-target.h
 147         -rm -f stamp-h
 148         -rm -f *~ Makefile config.cache config.status multilib.out
 149         -rm -f config.log
 150 maintainer-clean realclean: distclean
 151
 152 Makefile: $(srcdir)/Makefile.in config.status
 153         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 154
 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
 160
 161 config.status: $(srcdir)/configure $(srcdir)/config.host
 162         $(SHELL) ./config.status --recheck
 163
 164 AUTOCONF = autoconf
 165 configure_deps = \
 166         $(srcdir)/../config/enable.m4 \
 167         $(srcdir)/../config/tls.m4 \
 168         $(srcdir)/../config/acx.m4 \
 169         $(srcdir)/../config/no-executables.m4 \
 170         $(srcdir)/../config/lib-ld.m4 \
 171         $(srcdir)/../config/override.m4 \
 172         $(srcdir)/../config/picflag.m4 \
 173         $(srcdir)/../config/dfp.m4 \
 174         $(srcdir)/../config/unwind_ipinfo.m4 \
 175         $(srcdir)/../config/gthr.m4 \
 176         $(srcdir)/../config/sjlj.m4 \
 177         $(srcdir)/../config/cet.m4
 178
 179 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 180         cd $(srcdir) && $(AUTOCONF)
 181
 182 include $(gcc_objdir)/libgcc.mvars
 183
 184 # Flags to pass to recursive makes.
 185
 186 AR_FOR_TARGET = $(AR)
 187 AR_FLAGS_FOR_TARGET =
 188 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 189 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 190 AWK = @AWK@
 191 GCC_FOR_TARGET = $(CC)
 192 LIPO = @LIPO@
 193 LIPO_FOR_TARGET = $(LIPO)
 194 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 195 NM = @NM@
 196 NM_FOR_TARGET = $(NM)
 197 RANLIB_FOR_TARGET = $(RANLIB)
 198 STRIP = @STRIP@
 199 STRIP_FOR_TARGET = $(STRIP)
 200
 201 # Directory in which the compiler finds libraries etc.
 202 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 203 # Used to install the shared libgcc.
 204 slibdir = @slibdir@
 205 # Maybe used for DLLs on Windows targets.
 206 toolexecdir = @toolexecdir@
 207 toolexeclibdir = @toolexeclibdir@
 208
 209 export AR_FOR_TARGET
 210 export AR_CREATE_FOR_TARGET
 211 export AR_FLAGS_FOR_TARGET
 212 export AR_EXTRACT_FOR_TARGET
 213 export AWK
 214 export DESTDIR
 215 export GCC_FOR_TARGET
 216 export INCLUDES
 217 export INSTALL_DATA
 218 export LIB1ASMSRC
 219 export LIBGCC2_CFLAGS
 220 export LIPO_FOR_TARGET
 221 export MACHMODE_H
 222 export NM_FOR_TARGET
 223 export STRIP_FOR_TARGET
 224 export RANLIB_FOR_TARGET
 225 export libsubdir
 226 export slibdir
 227 export toolexecdir
 228 export toolexeclibdir
 229
 230 version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER)
 231
 232 ifeq ($(decimal_float),yes)
 233 ifeq ($(enable_decimal_float),bid)
 234 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 235 else
 236 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 237             -I$(srcdir)/../libdecnumber
 238 endif
 239 else
 240 DECNUMINC =
 241 endif
 242
 243 # Options to use when compiling libgcc2.a.
 244 #
 245 LIBGCC2_DEBUG_CFLAGS = -g
 246 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 247                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 248                  -fbuilding-libgcc -fno-stack-protector \
 249                  $(INHIBIT_LIBC_CFLAGS)
 250
 251 # Additional options to use when compiling libgcc2.a.
 252 # Some targets override this to -isystem include
 253 LIBGCC2_INCLUDES =
 254
 255 # Additional target-dependent options for compiling libgcc2.a.
 256 HOST_LIBGCC2_CFLAGS =
 257
 258 PICFLAG = @PICFLAG@
 259
 260 CET_FLAGS = @CET_FLAGS@
 261
 262 USE_TM_CLONE_REGISTRY = @use_tm_clone_registry@
 263
 264 # Defined in libgcc2.c, included only in the static library.
 265 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 266
 267 # List of functions not to build from libgcc2.c.
 268 LIB2FUNCS_EXCLUDE =
 269
 270 # List of extra C and assembler files to add to static and shared libgcc2.
 271 # Assembler files should have names ending in `.S'.
 272 LIB2ADD =
 273
 274 # List of extra C and assembler files to add to static libgcc2.
 275 # Assembler files should have names ending in `.S'.
 276 LIB2ADD_ST =
 277
 278 # Specify the directories to be searched for header files.
 279 # Both . and srcdir are used, in that order,
 280 # so that *config.h will be found in the compilation
 281 # subdirectory rather than in the source directory.
 282 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 283 # currently being compiled, in both source trees, to be examined as well.
 284 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 285            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 286            -I$(srcdir)/../include $(DECNUMINC)
 287
 288 # Forcibly remove any profiling-related flags.  There is no point
 289 # in supporting profiled bootstrap in this library.
 290 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 291
 292 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 293 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 294 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 295 # include CFLAGS - that's where multilib options live.
 296 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 297                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 298
 299 # Options to use when compiling crtbegin/end.
 300 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 301   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 302   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 303   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 304   $(INHIBIT_LIBC_CFLAGS) $(USE_TM_CLONE_REGISTRY)
 305
 306 # Extra flags to use when compiling crt{begin,end}.o.
 307 CRTSTUFF_T_CFLAGS =
 308
 309 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 310 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 311
 312 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 313 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 314 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 315
 316 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 317 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 318 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 319 gcc_s_compile = $(gcc_compile) -DSHARED
 320
 321 objects = $(filter %$(objext),$^)
 322
 323 # Collect any host-specific information from Makefile fragments.
 324
 325 LIBGCC_VER_GNU_PREFIX = __
 326 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 327 LIBGCC_VER_SYMBOLS_PREFIX =
 328
 329 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 330     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 331     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 332     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 333
 334 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 335     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 336     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 337     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 338
 339 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 340     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 341     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 342     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 343
 344 # Additional sources to handle exceptions; overridden by targets as needed.
 345 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 346   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 347 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 348 LIB2ADDEHSHARED = $(LIB2ADDEH)
 349
 350 # nm flags to list global symbols in libgcc object files.
 351 SHLIB_NM_FLAGS = -pg
 352
 353 # Don't build libunwind by default.
 354 LIBUNWIND =
 355 SHLIBUNWIND_LINK =
 356 SHLIBUNWIND_INSTALL =
 357
 358
 359 # Create links to files specified in config.host.
 360 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 361                sfp-machine.h gthr-default.h
 362
 363 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 364         -$(LN_S) $< $@
 365 unwind.h: $(srcdir)/$(unwind_header)
 366         -$(LN_S) $< $@
 367 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 368         -$(LN_S) $< $@
 369 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 370         -$(LN_S) $< $@
 371 gthr-default.h: $(srcdir)/$(thread_header)
 372         -$(LN_S) $< $@
 373
 374 tmake_file = @tmake_file@
 375 include $(srcdir)/empty.mk $(tmake_file)
 376
 377 # Collect target defines and headers from config.host.
 378 libgcc_tm_defines = @tm_defines@
 379 libgcc_tm_file = @tm_file@
 380 libgcc_tm.h: libgcc_tm.stamp; @true
 381 libgcc_tm.stamp:
 382         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 383                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 384         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 385         echo timestamp > $@
 386
 387 # Only handle shared libraries if both:
 388 #   - the user requested them
 389 #   - we know how to build them
 390 ifeq ($(SHLIB_LINK),)
 391   enable_shared := no
 392 endif
 393
 394 ifeq ($(enable_shared),yes)
 395   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 396
 397   install-shared = install-shared
 398
 399   ifneq ($(LIBUNWIND),)
 400     install-libunwind = install-libunwind
 401   endif
 402 endif
 403
 404 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 405 # the command line, and a #define to prevent libgcc2.h etc from
 406 # overriding that with #pragmas.
 407 vis_hide = @vis_hide@
 408
 409 ifneq (,$(vis_hide))
 410
 411 # If we have -fvisibility=hidden, then we need to generate hide
 412 # lists for object files implemented in assembly.
 413 ASM_HIDDEN_OP = @asm_hidden_op@
 414
 415 define gen-hide-list
 416 $(NM) -pg $< | \
 417   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 418          && $$3 !~ /.*@.*/ \
 419          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 420 mv -f $@T $@
 421 endef
 422 else
 423 gen-hide-list = echo > $@
 424 endif
 425
 426 ifneq ($(enable_shared),yes)
 427 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 428 endif
 429
 430 LIB2ADD += enable-execute-stack.c
 431
 432 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 433 # instead of LIB2ADD because that's the way to be sure on some targets
 434 # (e.g. *-*-darwin*) only one copy of it is linked.
 435 LIB2ADDEH += $(srcdir)/emutls.c
 436 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 437 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 438
 439 # Library members defined in libgcc2.c.
 440 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 441             _clear_cache _trampoline __main _absvsi2 \
 442             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 443             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 444             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 445             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 446             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 447             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 448             _clrsbdi2
 449
 450 # The floating-point conversion routines that involve a single-word integer.
 451 # XX stands for the integer mode.
 452 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 453
 454 # Likewise double-word routines.
 455 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 456                $(patsubst %,_fixuns%XX,sf df xf tf) \
 457                $(patsubst %,_floatXX%,sf df xf tf) \
 458                $(patsubst %,_floatunXX%,sf df xf tf)
 459
 460 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 461   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 462   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 463 endif
 464
 465 # These might cause a divide overflow trap and so are compiled with
 466 # unwinder info.
 467 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
 468                     _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv
 469
 470 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 471 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 472 # in LIB2FUNCS_EXCLUDE.
 473 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 474 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 475                        $(LIB2_DIVMOD_FUNCS))
 476
 477 LIB2FUNCS_ST := $(filter-out $(LIB2FUNCS_EXCLUDE),$(LIB2FUNCS_ST))
 478
 479 # Build "libgcc1" (assembly) components.
 480
 481 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 482 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 483         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 484 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 485         $(gen-hide-list)
 486 libgcc-objects += $(lib1asmfuncs-o)
 487
 488 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 489 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 490         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 491 ifeq ($(enable_shared),yes)
 492
 493 libgcc-s-objects += $(lib1asmfuncs-s-o)
 494
 495 endif
 496
 497 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 498 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 499 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 500         $(gcc_compile) -DL$* -c $< $(vis_hide)
 501 libgcc-objects += $(lib2funcs-o)
 502
 503 ifeq ($(enable_shared),yes)
 504 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 505 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 506         $(gcc_s_compile) -DL$* -c $<
 507 libgcc-s-objects += $(lib2funcs-s-o)
 508 endif
 509
 510 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 511 # Build libgcc2.c for each conversion function, with a specific
 512 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 513 # functions are built with a wordsize of 4; the TImode functions are
 514 # built with the same labels, but a wordsize of 8.
 515
 516 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 517 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 518 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 519
 520 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 521 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 522 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 523
 524 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 525
 526 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 527 ifeq ($(enable_shared),yes)
 528 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 529 endif
 530 endif
 531
 532 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 533 # Provide default flags for compiling divmod functions, if they haven't been
 534 # set already by a target-specific Makefile fragment.
 535 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 536 endif
 537
 538 # Build LIB2_DIVMOD_FUNCS.
 539 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 540 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 541         $(gcc_compile) -DL$* -c $< \
 542           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 543 libgcc-objects += $(lib2-divmod-o)
 544
 545 ifeq ($(enable_shared),yes)
 546 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 547 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 548         $(gcc_s_compile) -DL$* -c $< \
 549           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 550 libgcc-s-objects += $(lib2-divmod-s-o)
 551 endif
 552
 553 ifeq ($(TPBIT),)
 554 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 555 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 556 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 557 endif
 558
 559 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 560 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 561 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 562
 563 fpbit-src := $(srcdir)/fp-bit.c
 564
 565 # Build FPBIT.
 566 ifneq ($(FPBIT),)
 567 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 568 $(fpbit-o): %$(objext): $(fpbit-src)
 569         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 570 libgcc-objects += $(fpbit-o)
 571
 572 ifeq ($(enable_shared),yes)
 573 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 574 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 575         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 576 libgcc-s-objects += $(fpbit-s-o)
 577 endif
 578 endif
 579
 580 # Build DPBIT.
 581 ifneq ($(DPBIT),)
 582 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 583 $(dpbit-o): %$(objext): $(fpbit-src)
 584         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 585 libgcc-objects += $(dpbit-o)
 586
 587 ifeq ($(enable_shared),yes)
 588 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 589 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 590         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 591 libgcc-s-objects += $(dpbit-s-o)
 592 endif
 593 endif
 594
 595 # Build TPBIT.
 596 ifneq ($(TPBIT),)
 597 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 598 $(tpbit-o): %$(objext): $(fpbit-src)
 599         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 600 libgcc-objects += $(tpbit-o)
 601
 602 ifeq ($(enable_shared),yes)
 603 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 604 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 605         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 606 libgcc-s-objects += $(tpbit-s-o)
 607 endif
 608 endif
 609
 610 # Build decimal floating point support.
 611 ifeq ($(decimal_float),yes)
 612
 613 # If $DFP_ENABLE is set, then we want all data type sizes.
 614 ifneq ($(DFP_ENABLE),)
 615 D32PBIT = 1
 616 D64PBIT = 1
 617 D128PBIT = 1
 618 endif
 619
 620 dfp-filenames =
 621 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 622 ifeq ($(enable_decimal_float),bid)
 623 dfp-filenames += bid_decimal_globals bid_decimal_data \
 624                  bid_binarydecimal bid_convert_data \
 625                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 626                  bid128_noncomp bid128_fma bid_round bid_from_int \
 627                  bid64_add bid128_add bid64_div bid128_div \
 628                  bid64_mul bid128_mul bid64_compare bid128_compare \
 629                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 630                  bid64_to_int32 bid64_to_int64 \
 631                  bid64_to_uint32 bid64_to_uint64 \
 632                  bid128_to_int32 bid128_to_int64 \
 633                  bid128_to_uint32 bid128_to_uint64
 634 else
 635 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 636 endif
 637 endif
 638
 639 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 640 ifeq ($(enable_decimal_float),bid)
 641 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 642 else
 643 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 644 endif
 645         $(gcc_compile) -c $<
 646 libgcc-objects += $(dfp-objects)
 647
 648 decbits-filenames =
 649 ifneq ($(enable_decimal_float),bid)
 650 ifneq ($(D32PBIT),)
 651 decbits-filenames += decimal32
 652 endif
 653
 654 ifneq ($(D64PBIT),)
 655 decbits-filenames += decimal64
 656 endif
 657
 658 ifneq ($(D128PBIT),)
 659 decbits-filenames += decimal128
 660 endif
 661 endif
 662
 663 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 664 ifeq ($(enable_decimal_float),bid)
 665 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 666 else
 667 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 668 endif
 669         $(gcc_compile) -c $<
 670 libgcc-objects += $(decbits-objects)
 671
 672 # Next build individual support functions.
 673 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 674         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 675         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 676         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 677         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 678         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 679         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 680
 681 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 682         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 683         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 684         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 685         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 686         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 687         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 688
 689 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 690         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 691         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 692         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 693         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 694         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 695         _td_to_sd _td_to_dd _unord_td _conv_td
 696
 697 ifeq ($(enable_decimal_float),bid)
 698 ifneq ($(D32PBIT),)
 699 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 700 endif
 701
 702 ifneq ($(D64PBIT),)
 703 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 704 endif
 705
 706 ifneq ($(D128PBIT),)
 707 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 708 endif
 709 endif
 710
 711 ifneq ($(D32PBIT),)
 712 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 713 ifeq ($(enable_decimal_float),bid)
 714 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 715 else
 716 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 717 endif
 718         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 719 libgcc-objects += $(d32pbit-o)
 720 endif
 721
 722 ifneq ($(D64PBIT),)
 723 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 724 ifeq ($(enable_decimal_float),bid)
 725 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 726 else
 727 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 728 endif
 729         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 730 libgcc-objects += $(d64pbit-o)
 731 endif
 732
 733 ifneq ($(D128PBIT),)
 734 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 735 ifeq ($(enable_decimal_float),bid)
 736 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 737 else
 738 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 739 endif
 740         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 741 libgcc-objects += $(d128pbit-o)
 742 endif
 743
 744 endif
 745
 746 ifeq ($(SYNC),yes)
 747 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 748                             sync_fetch_and_$(op) \
 749                             sync_$(op)_and_fetch) \
 750                           sync_bool_compare_and_swap \
 751                           sync_val_compare_and_swap \
 752                           sync_lock_test_and_set
 753
 754 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 755                             $(foreach suffix, 1 2 4 8 16, \
 756                               $(prefix)_$(suffix)))
 757
 758 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 759 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 760         $(gcc_compile) $(SYNC_CFLAGS) \
 761           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 762           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 763           -c $< $(vis_hide)
 764 libgcc-objects += $(libgcc-sync-size-funcs-o)
 765
 766 libgcc-sync-funcs := sync_synchronize
 767
 768 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 769 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 770         $(gcc_compile) $(SYNC_CFLAGS) \
 771           -DL$* \
 772           -c $< $(vis_hide)
 773 libgcc-objects += $(libgcc-sync-funcs-o)
 774
 775 ifeq ($(enable_shared),yes)
 776 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 777                                $(libgcc-sync-size-funcs))
 778 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 779         $(gcc_s_compile) $(SYNC_CFLAGS) \
 780           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 781           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 782           -c $<
 783 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 784
 785 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 786 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 787         $(gcc_s_compile) $(SYNC_CFLAGS) \
 788           -DL$* \
 789           -c $<
 790 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 791 endif
 792 endif
 793
 794 # Build fixed-point support.
 795 ifeq ($(fixed_point),yes)
 796
 797 # Generate permutations of function name and mode
 798 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 799 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 800 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 801
 802 # Generate the rules for each arithmetic function
 803 iter-items := $(fixed-funcs)
 804 iter-labels := $(fixed-labels)
 805 iter-from := $(fixed-modes)
 806 iter-to := $(fixed-modes)
 807 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 808
 809 # Add arithmetic functions to list of objects to be built
 810 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 811 ifeq ($(enable_shared),yes)
 812 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 813 endif
 814
 815 # Convert from or to fractional
 816 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 817 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 818 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 819 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 820
 821 # Generate the make rules for each conversion function
 822 iter-items := $(fixed-conv-funcs)
 823 iter-labels := $(fixed-conv-labels)
 824 iter-from := $(fixed-conv-from)
 825 iter-to := $(fixed-conv-to)
 826 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 827
 828 # Add conversion functions to list of objects to be built
 829 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 830 ifeq ($(enable_shared),yes)
 831 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 832 endif
 833
 834 endif
 835
 836 # Build LIB2ADD and LIB2ADD_ST.
 837 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 838 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 839 endif
 840
 841 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 842 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 843
 844 c_flags :=
 845 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 846 include $(iterator)
 847
 848 ifeq ($(enable_shared),yes)
 849 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 850 endif
 851
 852 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 853 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 854 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 855
 856 c_flags := -fexceptions
 857
 858 ifeq ($(enable_shared),yes)
 859
 860 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 861 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 862
 863 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 864 include $(iterator)
 865
 866 else
 867 # Not shared.  LIB2ADDEH are added to libgcc.a.
 868
 869 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 870
 871 iter-items := $(LIB2ADDEH)
 872 include $(iterator)
 873
 874 endif
 875
 876 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 877 # not generate calls to __gcc_personality_v0.
 878
 879 c_flags := -fno-exceptions
 880
 881 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 882
 883 ifeq ($(enable_shared),yes)
 884 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 885 endif
 886
 887 iter-items := $(LIBUNWIND)
 888 include $(iterator)
 889
 890 # Build libgcov components.
 891
 892 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_topn                        \
 893         _gcov_merge_ior _gcov_merge_time_profile
 894 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 895         _gcov_interval_profiler_atomic                                  \
 896         _gcov_pow2_profiler                                             \
 897         _gcov_pow2_profiler_atomic                                      \
 898         _gcov_topn_values_profiler                                      \
 899         _gcov_topn_values_profiler_atomic                                       \
 900         _gcov_average_profiler                                          \
 901         _gcov_average_profiler_atomic                                   \
 902         _gcov_ior_profiler                                              \
 903         _gcov_ior_profiler_atomic                                       \
 904         _gcov_indirect_call_profiler_v4                                 \
 905         _gcov_time_profiler
 906 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 907         _gcov_execl _gcov_execlp                                        \
 908         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 909 LIBGCOV_DRIVER = _gcov
 910
 911 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 912 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 913 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 914 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 915 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 916                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 917
 918 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 919         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 920 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 921         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 922 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 923         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 924 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 925   $(srcdir)/libgcov-driver-system.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 926         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 927
 928
 929 # Static libraries.
 930 libgcc.a: $(libgcc-objects)
 931 libgcov.a: $(libgcov-objects)
 932 libunwind.a: $(libunwind-objects)
 933 libgcc_eh.a: $(libgcc-eh-objects)
 934
 935 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 936         -rm -f $@
 937
 938         objects="$(objects)";                                   \
 939         if test -z "$$objects"; then                            \
 940           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 941           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 942              -o eh_dummy$(objext);                              \
 943           objects=eh_dummy$(objext);                            \
 944         fi;                                                     \
 945         $(AR_CREATE_FOR_TARGET) $@ $$objects
 946
 947         $(RANLIB) $@
 948
 949 all: libgcc.a
 950 ifeq ($(enable_gcov),yes)
 951 all: libgcov.a
 952 endif
 953
 954 ifneq ($(LIBUNWIND),)
 955 all: libunwind.a
 956 endif
 957
 958 ifeq ($(enable_shared),yes)
 959 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 960 ifneq ($(LIBUNWIND),)
 961 all: libunwind$(SHLIB_EXT)
 962 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 963 endif
 964
 965 # Map-file generation.
 966 ifneq ($(SHLIB_MKMAP),)
 967 libgcc.map.in: $(SHLIB_MAPFILES)
 968         { cat $(SHLIB_MAPFILES) \
 969             | sed -e '/^[       ]*#/d' \
 970                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 971             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 972         } > tmp-$@
 973         mv tmp-$@ $@
 974 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 975         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 976           cat libgcc.map.in; \
 977         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 978         mv tmp-$@ $@
 979 libgcc_s$(SHLIB_EXT): libgcc.map
 980 mapfile = libgcc.map
 981 endif
 982
 983 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 984         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 985             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 986
 987 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 988         # @multilib_flags@ is still needed because this may use
 989         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 990         # @multilib_dir@ is not really necessary, but sometimes it has
 991         # more uses than just a directory name.
 992         $(mkinstalldirs) $(MULTIDIR)
 993         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 994                 @multilib_dir@,$(MULTIDIR),$(subst \
 995                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 996                 @shlib_base_name@,libgcc_s,$(subst \
 997                 @shlib_map_file@,$(mapfile),$(subst \
 998                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 999                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
1000
1001 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
1002         # @multilib_flags@ is still needed because this may use
1003         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1004         # @multilib_dir@ is not really necessary, but sometimes it has
1005         # more uses than just a directory name.
1006         $(mkinstalldirs) $(MULTIDIR)
1007         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
1008                 @multilib_dir@,$(MULTIDIR),$(subst \
1009                 @shlib_objs@,$(objects),$(subst \
1010                 @shlib_base_name@,libunwind,$(subst \
1011                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
1012
1013 endif
1014
1015 # Build the standard GCC startfiles and endfiles.
1016 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1017 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1018
1019 ifeq ($(CUSTOM_CRTSTUFF),)
1020 # Compile two additional files that are linked with every program
1021 # linked using GCC on systems using COFF or ELF, for the sake of C++
1022 # constructors.
1023 crtbegin$(objext): $(srcdir)/crtstuff.c
1024         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1025
1026 crtend$(objext): $(srcdir)/crtstuff.c
1027         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1028
1029 # These are versions of crtbegin and crtend for shared libraries.
1030 crtbeginS$(objext): $(srcdir)/crtstuff.c
1031         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1032
1033 crtendS$(objext): $(srcdir)/crtstuff.c
1034         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1035
1036 # This is a version of crtbegin for -static links.
1037 crtbeginT$(objext): $(srcdir)/crtstuff.c
1038         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1039
1040 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1041 # the end of tables with addresses, required for offloading.  crtoffloadtable
1042 # contains the array with addresses of those symbols.
1043 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1044         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1045
1046 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1047         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1048
1049 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1050         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1051 endif
1052
1053 ifeq ($(enable_vtable_verify),yes)
1054 # These are used in vtable verification; see comments in source files for
1055 # more details.
1056
1057 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1058 # compilations.
1059 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1060
1061 vtv_start$(objext): $(srcdir)/vtv_start.c
1062         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1063
1064 vtv_end$(objext): $(srcdir)/vtv_end.c
1065         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1066
1067 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1068         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1069
1070 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1071         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1072 endif
1073
1074 ifeq ($(CUSTOM_CRTIN),)
1075 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1076 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1077         $(crt_compile) -c -x assembler-with-cpp $<
1078
1079 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1080         $(crt_compile) -c -x assembler-with-cpp $<
1081 endif
1082
1083 # Build extra startfiles in the libgcc directory.
1084 .PHONY: libgcc-extra-parts
1085 libgcc-extra-parts: $(EXTRA_PARTS)
1086
1087         # Early copyback; see "all" above for the rationale.  The
1088         # early copy is necessary so that the gcc -B options find
1089         # the right startup files when linking shared libgcc.
1090         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1091         parts="$(EXTRA_PARTS)";                                 \
1092         for file in $$parts; do                                 \
1093           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1094           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1095           case $$file in                                        \
1096             *.a)                                                \
1097               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1098           esac;                                                 \
1099         done
1100
1101 all: $(extra-parts)
1102
1103 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1104         $(libgcov-objects) \
1105         $(libunwind-objects) $(libunwind-s-objects) \
1106         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1107
1108 # Copy unwind.h to the place where gcc will look for it at build-time
1109 install-unwind_h-forbuild: unwind.h
1110         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1111         cp unwind.h $$dest; \
1112         chmod a+r $$dest; \
1113         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1114
1115 # Copy unwind.h to the place where gcc will look at run-time, once installed
1116 #
1117 # This is redundant with the internal copy above when using a regular toplevel
1118 # "install" target, because gcc's install will copy to the destination as well.
1119 #
1120 # This is however useful for "install-no-fixincludes" case, when only the gcc
1121 # internal headers are copied by gcc's install.
1122 install-unwind_h:
1123         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1124         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1125
1126 all: install-unwind_h-forbuild
1127
1128 install-gcov_h:
1129         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1130         $(INSTALL_DATA) $(srcdir)/gcov.h $(DESTDIR)$(libsubdir)/include
1131
1132 # Documentation targets (empty).
1133 .PHONY: info html dvi pdf install-info install-html install-pdf
1134
1135 info:
1136 install-info:
1137 html:
1138 install-html:
1139 dvi:
1140 pdf:
1141 install-pdf:
1142
1143 # Install rules.  These do not depend on "all", so that they can be invoked
1144 # recursively from it.
1145 install-libunwind:
1146         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1147
1148         # NOTE: Maybe this should go into $(inst_libdir), but this
1149         # is where the old mklibgcc.in put it.
1150         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1151         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1152         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1153
1154         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1155                 @shlib_base_name@,libunwind,$(subst \
1156                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1157
1158 install-shared:
1159         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1160
1161         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1162         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1163         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1164
1165         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1166                 @shlib_base_name@,libgcc_s,$(subst \
1167                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1168
1169 install-leaf: $(install-shared) $(install-libunwind)
1170         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1171
1172         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1173         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1174         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1175 ifeq ($(enable_gcov),yes)
1176         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1177         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1178         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1179 endif
1180
1181         parts="$(INSTALL_PARTS)";                               \
1182         for file in $$parts; do                                 \
1183           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1184           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1185           case $$file in                                        \
1186             *.a)                                                \
1187               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1188           esac;                                                 \
1189         done
1190
1191 install: install-leaf install-unwind_h install-gcov_h
1192         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1193
1194 install-strip: install
1195
1196 .PHONY: install install-shared install-libunwind install-strip
1197 .PHONY: install-unwind_h install-unwind_h-forbuild
1198 .PHONY: install-gcov_h
1199
1200 # Don't export variables to the environment, in order to not confuse
1201 # configure.
1202 .NOEXPORT:
1203
1204 include $(srcdir)/empty.mk $(wildcard *.dep)