libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2015 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
  47 host_noncanonical = @host_noncanonical@
  48 real_host_noncanonical = @real_host_noncanonical@
  49 target_noncanonical = @target_noncanonical@
  50
  51 # List of extra object files that should be compiled for this target machine.
  52 # The rules for compiling them should be in the t-* file for the machine.
  53 EXTRA_PARTS = @extra_parts@
  54
  55 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  56
  57 extra-parts = libgcc-extra-parts
  58
  59 # Multilib support variables.
  60 MULTISRCTOP =
  61 MULTIBUILDTOP =
  62 MULTIDIRS =
  63 MULTISUBDIR =
  64 MULTIDO = true
  65 MULTICLEAN = true
  66
  67 INSTALL = @INSTALL@
  68 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  69 INSTALL_DATA = @INSTALL_DATA@
  70 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  71 INSTALL_PARTS = $(EXTRA_PARTS)
  72
  73 objext = .o
  74
  75 AR = @AR@
  76 AR_FLAGS = rc
  77
  78 CC = @CC@
  79 CFLAGS = @CFLAGS@
  80 RANLIB = @RANLIB@
  81 LN_S = @LN_S@
  82
  83 PWD_COMMAND = $${PWDCMD-pwd}
  84
  85 # Flags to pass to a recursive make.
  86 FLAGS_TO_PASS = \
  87         "AR=$(AR)" \
  88         "AR_FLAGS=$(AR_FLAGS)" \
  89         "CC=$(CC)" \
  90         "CFLAGS=$(CFLAGS)" \
  91         "DESTDIR=$(DESTDIR)" \
  92         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  93         "HDEFINES=$(HDEFINES)" \
  94         "INSTALL=$(INSTALL)" \
  95         "INSTALL_DATA=$(INSTALL_DATA)" \
  96         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
  97         "LDFLAGS=$(LDFLAGS)" \
  98         "LOADLIBES=$(LOADLIBES)" \
  99         "RANLIB=$(RANLIB)" \
 100         "SHELL=$(SHELL)" \
 101         "prefix=$(prefix)" \
 102         "exec_prefix=$(exec_prefix)" \
 103         "libdir=$(libdir)" \
 104         "libsubdir=$(libsubdir)" \
 105         "tooldir=$(tooldir)"
 106
 107 # Dependencies for "all" are set later in the file.
 108 all: all-multi
 109         # Now that we have built all the objects, we need to copy
 110         # them back to the GCC directory.  Too many things (other
 111         # in-tree libraries, and DejaGNU) know about the layout
 112         # of the build tree, for now.
 113         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 114           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 115
 116 .PHONY: all-multi
 117 all-multi:
 118         # If this is the top-level multilib, build all the other
 119         # multilibs.
 120         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 121
 122 .PHONY: check installcheck
 123 check:
 124 installcheck:
 125
 126 .PHONY: all clean
 127
 128 clean:
 129         -rm -f libgcc_tm.h libgcc.map
 130         -rm -f libgcc_tm.stamp stmp-ldirs
 131         -rm -f *$(objext)
 132         -rm -f *.dep
 133         -rm -f *.a
 134         -rm -f libunwind$(SHLIB_EXT)
 135         -rm -f libgcc_s*
 136         @$(MULTICLEAN) multi-clean DO=clean
 137 distclean: clean
 138         @$(MULTICLEAN) multi-clean DO=distclean
 139         -rm -f auto-target.h
 140         -rm -f stamp-h
 141         -rm -f *~ Makefile config.cache config.status multilib.out
 142         -rm -f config.log
 143 maintainer-clean realclean: distclean
 144
 145 Makefile: $(srcdir)/Makefile.in config.status
 146         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 147
 148 # Depending on Makefile makes sure that config.status has been re-run
 149 # if needed.  This prevents problems with parallel builds.
 150 auto-target.h: stamp-h ; @true
 151 stamp-h: $(srcdir)/config.in config.status Makefile
 152         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 153
 154 config.status: $(srcdir)/configure $(srcdir)/config.host
 155         $(SHELL) ./config.status --recheck
 156
 157 AUTOCONF = autoconf
 158 configure_deps = \
 159         $(srcdir)/../config/enable.m4 \
 160         $(srcdir)/../config/tls.m4 \
 161         $(srcdir)/../config/acx.m4 \
 162         $(srcdir)/../config/no-executables.m4 \
 163         $(srcdir)/../config/override.m4 \
 164         $(srcdir)/../config/dfp.m4 \
 165
 166 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 167         cd $(srcdir) && $(AUTOCONF)
 168
 169 include $(gcc_objdir)/libgcc.mvars
 170
 171 # Flags to pass to recursive makes.
 172
 173 AR_FOR_TARGET = $(AR)
 174 AR_FLAGS_FOR_TARGET =
 175 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 176 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 177 AWK = @AWK@
 178 GCC_FOR_TARGET = $(CC)
 179 LIPO = @LIPO@
 180 LIPO_FOR_TARGET = $(LIPO)
 181 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 182 NM = @NM@
 183 NM_FOR_TARGET = $(NM)
 184 RANLIB_FOR_TARGET = $(RANLIB)
 185 STRIP = @STRIP@
 186 STRIP_FOR_TARGET = $(STRIP)
 187
 188 # Directory in which the compiler finds libraries etc.
 189 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 190 # Used to install the shared libgcc.
 191 slibdir = @slibdir@
 192 # Maybe used for DLLs on Windows targets.
 193 toolexecdir = @toolexecdir@
 194 toolexeclibdir = @toolexeclibdir@
 195
 196 export AR_FOR_TARGET
 197 export AR_CREATE_FOR_TARGET
 198 export AR_FLAGS_FOR_TARGET
 199 export AR_EXTRACT_FOR_TARGET
 200 export AWK
 201 export DESTDIR
 202 export GCC_FOR_TARGET
 203 export INCLUDES
 204 export INSTALL_DATA
 205 export LIB1ASMSRC
 206 export LIBGCC2_CFLAGS
 207 export LIPO_FOR_TARGET
 208 export MACHMODE_H
 209 export NM_FOR_TARGET
 210 export STRIP_FOR_TARGET
 211 export RANLIB_FOR_TARGET
 212 export libsubdir
 213 export slibdir
 214 export toolexecdir
 215 export toolexeclibdir
 216
 217 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 218
 219 ifeq ($(decimal_float),yes)
 220 ifeq ($(enable_decimal_float),bid)
 221 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 222 else
 223 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 224             -I$(srcdir)/../libdecnumber
 225 endif
 226 else
 227 DECNUMINC =
 228 endif
 229
 230 # Options to use when compiling libgcc2.a.
 231 #
 232 LIBGCC2_DEBUG_CFLAGS = -g
 233 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 234                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 235                  -fbuilding-libgcc -fno-stack-protector \
 236                  $(INHIBIT_LIBC_CFLAGS)
 237
 238 # Additional options to use when compiling libgcc2.a.
 239 # Some targets override this to -isystem include
 240 LIBGCC2_INCLUDES =
 241
 242 # Additional target-dependent options for compiling libgcc2.a.
 243 HOST_LIBGCC2_CFLAGS =
 244
 245 PICFLAG = @PICFLAG@
 246
 247 # Defined in libgcc2.c, included only in the static library.
 248 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 249
 250 # List of functions not to build from libgcc2.c.
 251 LIB2FUNCS_EXCLUDE =
 252
 253 # These might cause a divide overflow trap and so are compiled with
 254 # unwinder info.
 255 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 256
 257 # List of extra C and assembler files to add to static and shared libgcc2.
 258 # Assembler files should have names ending in `.S'.
 259 LIB2ADD =
 260
 261 # List of extra C and assembler files to add to static libgcc2.
 262 # Assembler files should have names ending in `.S'.
 263 LIB2ADD_ST =
 264
 265 # Specify the directories to be searched for header files.
 266 # Both . and srcdir are used, in that order,
 267 # so that *config.h will be found in the compilation
 268 # subdirectory rather than in the source directory.
 269 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 270 # currently being compiled, in both source trees, to be examined as well.
 271 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 272            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 273            -I$(srcdir)/../include $(DECNUMINC)
 274
 275 # Forcibly remove any profiling-related flags.  There is no point
 276 # in supporting profiled bootstrap in this library.
 277 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 278
 279 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 280 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 281 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 282 # include CFLAGS - that's where multilib options live.
 283 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 284                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 285
 286 # Options to use when compiling crtbegin/end.
 287 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 288   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 289   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 290   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 291   $(INHIBIT_LIBC_CFLAGS)
 292
 293 # Extra flags to use when compiling crt{begin,end}.o.
 294 CRTSTUFF_T_CFLAGS =
 295
 296 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 297 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 298
 299 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 300 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 301 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 302
 303 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 304 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 305 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 306 gcc_s_compile = $(gcc_compile) -DSHARED
 307
 308 objects = $(filter %$(objext),$^)
 309
 310 # Collect any host-specific information from Makefile fragments.
 311
 312 LIBGCC_VER_GNU_PREFIX = __
 313 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 314 LIBGCC_VER_SYMBOLS_PREFIX =
 315
 316 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 317     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 318     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 319     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 320
 321 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 322     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 323     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 324     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 325
 326 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 327     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 328     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 329     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 330
 331 # Additional sources to handle exceptions; overridden by targets as needed.
 332 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 333   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 334 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 335 LIB2ADDEHSHARED = $(LIB2ADDEH)
 336
 337 # nm flags to list global symbols in libgcc object files.
 338 SHLIB_NM_FLAGS = -pg
 339
 340 # Don't build libunwind by default.
 341 LIBUNWIND =
 342 SHLIBUNWIND_LINK =
 343 SHLIBUNWIND_INSTALL =
 344
 345 tmake_file = @tmake_file@
 346 include $(srcdir)/empty.mk $(tmake_file)
 347
 348 # Collect target defines and headers from config.host.
 349 libgcc_tm_defines = @tm_defines@
 350 libgcc_tm_file = @tm_file@
 351 libgcc_tm.h: libgcc_tm.stamp; @true
 352 libgcc_tm.stamp:
 353         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 354                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 355         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 356         echo timestamp > $@
 357
 358 # Only handle shared libraries if both:
 359 #   - the user requested them
 360 #   - we know how to build them
 361 ifeq ($(SHLIB_LINK),)
 362   enable_shared := no
 363 endif
 364
 365 ifeq ($(enable_shared),yes)
 366   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 367
 368   install-shared = install-shared
 369
 370   ifneq ($(LIBUNWIND),)
 371     install-libunwind = install-libunwind
 372   endif
 373 endif
 374
 375 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 376 # the command line, and a #define to prevent libgcc2.h etc from
 377 # overriding that with #pragmas.
 378 vis_hide = @vis_hide@
 379
 380 ifneq (,$(vis_hide))
 381
 382 # If we have -fvisibility=hidden, then we need to generate hide
 383 # lists for object files implemented in assembly.
 384 ASM_HIDDEN_OP = @asm_hidden_op@
 385
 386 define gen-hide-list
 387 $(NM) -pg $< | \
 388   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 389          && $$3 !~ /.*@.*/ \
 390          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 391 mv -f $@T $@
 392 endef
 393 else
 394 gen-hide-list = echo > $@
 395 endif
 396
 397 ifneq ($(enable_shared),yes)
 398 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 399 endif
 400
 401 LIB2ADD += enable-execute-stack.c
 402
 403 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 404 # instead of LIB2ADD because that's the way to be sure on some targets
 405 # (e.g. *-*-darwin*) only one copy of it is linked.
 406 LIB2ADDEH += $(srcdir)/emutls.c
 407 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 408 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 409
 410 # Library members defined in libgcc2.c.
 411 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 412             _clear_cache _trampoline __main _absvsi2 \
 413             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 414             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 415             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 416             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 417             _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3        \
 418             _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
 419
 420 # The floating-point conversion routines that involve a single-word integer.
 421 # XX stands for the integer mode.
 422 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 423
 424 # Likewise double-word routines.
 425 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 426                $(patsubst %,_fixuns%XX,sf df xf tf) \
 427                $(patsubst %,_floatXX%,sf df xf tf) \
 428                $(patsubst %,_floatunXX%,sf df xf tf)
 429
 430 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 431   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 432   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 433 endif
 434
 435 # These might cause a divide overflow trap and so are compiled with
 436 # unwinder info.
 437 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 438
 439 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 440 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 441 # in LIB2FUNCS_EXCLUDE.
 442 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 443 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 444                        $(LIB2_DIVMOD_FUNCS))
 445
 446 # Build "libgcc1" (assembly) components.
 447
 448 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 449 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 450         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 451 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 452         $(gen-hide-list)
 453 libgcc-objects += $(lib1asmfuncs-o)
 454
 455 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 456 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 457         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 458 ifeq ($(enable_shared),yes)
 459
 460 libgcc-s-objects += $(lib1asmfuncs-s-o)
 461
 462 endif
 463
 464 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 465 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 466 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 467         $(gcc_compile) -DL$* -c $< $(vis_hide)
 468 libgcc-objects += $(lib2funcs-o)
 469
 470 ifeq ($(enable_shared),yes)
 471 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 472 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 473         $(gcc_s_compile) -DL$* -c $<
 474 libgcc-s-objects += $(lib2funcs-s-o)
 475 endif
 476
 477 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 478 # Build libgcc2.c for each conversion function, with a specific
 479 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 480 # functions are built with a wordsize of 4; the TImode functions are
 481 # built with the same labels, but a wordsize of 8.
 482
 483 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 484 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 485 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 486
 487 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 488 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 489 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 490
 491 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 492
 493 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 494 ifeq ($(enable_shared),yes)
 495 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 496 endif
 497 endif
 498
 499 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 500 # Provide default flags for compiling divmod functions, if they haven't been
 501 # set already by a target-specific Makefile fragment.
 502 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 503 endif
 504
 505 # Build LIB2_DIVMOD_FUNCS.
 506 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 507 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 508         $(gcc_compile) -DL$* -c $< \
 509           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 510 libgcc-objects += $(lib2-divmod-o)
 511
 512 ifeq ($(enable_shared),yes)
 513 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 514 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 515         $(gcc_s_compile) -DL$* -c $< \
 516           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 517 libgcc-s-objects += $(lib2-divmod-s-o)
 518 endif
 519
 520 ifeq ($(TPBIT),)
 521 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 522 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 523 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 524 endif
 525
 526 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 527 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 528 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 529
 530 fpbit-src := $(srcdir)/fp-bit.c
 531
 532 # Build FPBIT.
 533 ifneq ($(FPBIT),)
 534 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 535 $(fpbit-o): %$(objext): $(fpbit-src)
 536         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 537 libgcc-objects += $(fpbit-o)
 538
 539 ifeq ($(enable_shared),yes)
 540 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 541 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 542         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 543 libgcc-s-objects += $(fpbit-s-o)
 544 endif
 545 endif
 546
 547 # Build DPBIT.
 548 ifneq ($(DPBIT),)
 549 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 550 $(dpbit-o): %$(objext): $(fpbit-src)
 551         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 552 libgcc-objects += $(dpbit-o)
 553
 554 ifeq ($(enable_shared),yes)
 555 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 556 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 557         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 558 libgcc-s-objects += $(dpbit-s-o)
 559 endif
 560 endif
 561
 562 # Build TPBIT.
 563 ifneq ($(TPBIT),)
 564 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 565 $(tpbit-o): %$(objext): $(fpbit-src)
 566         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 567 libgcc-objects += $(tpbit-o)
 568
 569 ifeq ($(enable_shared),yes)
 570 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 571 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 572         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 573 libgcc-s-objects += $(tpbit-s-o)
 574 endif
 575 endif
 576
 577 # Build decimal floating point support.
 578 ifeq ($(decimal_float),yes)
 579
 580 # If $DFP_ENABLE is set, then we want all data type sizes.
 581 ifneq ($(DFP_ENABLE),)
 582 D32PBIT = 1
 583 D64PBIT = 1
 584 D128PBIT = 1
 585 endif
 586
 587 dfp-filenames =
 588 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 589 ifeq ($(enable_decimal_float),bid)
 590 dfp-filenames += bid_decimal_globals bid_decimal_data \
 591                  bid_binarydecimal bid_convert_data \
 592                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 593                  bid128_noncomp bid128_fma bid_round bid_from_int \
 594                  bid64_add bid128_add bid64_div bid128_div \
 595                  bid64_mul bid128_mul bid64_compare bid128_compare \
 596                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 597                  bid64_to_int32 bid64_to_int64 \
 598                  bid64_to_uint32 bid64_to_uint64 \
 599                  bid128_to_int32 bid128_to_int64 \
 600                  bid128_to_uint32 bid128_to_uint64
 601 else
 602 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 603 endif
 604 endif
 605
 606 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 607 ifeq ($(enable_decimal_float),bid)
 608 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 609 else
 610 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 611 endif
 612         $(gcc_compile) -c $<
 613 libgcc-objects += $(dfp-objects)
 614
 615 decbits-filenames =
 616 ifneq ($(enable_decimal_float),bid)
 617 ifneq ($(D32PBIT),)
 618 decbits-filenames += decimal32
 619 endif
 620
 621 ifneq ($(D64PBIT),)
 622 decbits-filenames += decimal64
 623 endif
 624
 625 ifneq ($(D128PBIT),)
 626 decbits-filenames += decimal128
 627 endif
 628 endif
 629
 630 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 631 ifeq ($(enable_decimal_float),bid)
 632 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 633 else
 634 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 635 endif
 636         $(gcc_compile) -c $<
 637 libgcc-objects += $(decbits-objects)
 638
 639 # Next build individual support functions.
 640 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 641         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 642         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 643         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 644         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 645         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 646         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 647
 648 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 649         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 650         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 651         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 652         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 653         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 654         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 655
 656 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 657         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 658         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 659         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 660         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 661         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 662         _td_to_sd _td_to_dd _unord_td _conv_td
 663
 664 ifeq ($(enable_decimal_float),bid)
 665 ifneq ($(D32PBIT),)
 666 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 667 endif
 668
 669 ifneq ($(D64PBIT),)
 670 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 671 endif
 672
 673 ifneq ($(D128PBIT),)
 674 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 675 endif
 676 endif
 677
 678 ifneq ($(D32PBIT),)
 679 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 680 ifeq ($(enable_decimal_float),bid)
 681 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 682 else
 683 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 684 endif
 685         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 686 libgcc-objects += $(d32pbit-o)
 687 endif
 688
 689 ifneq ($(D64PBIT),)
 690 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 691 ifeq ($(enable_decimal_float),bid)
 692 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 693 else
 694 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 695 endif
 696         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 697 libgcc-objects += $(d64pbit-o)
 698 endif
 699
 700 ifneq ($(D128PBIT),)
 701 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 702 ifeq ($(enable_decimal_float),bid)
 703 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 704 else
 705 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 706 endif
 707         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 708 libgcc-objects += $(d128pbit-o)
 709 endif
 710
 711 endif
 712
 713 ifeq ($(SYNC),yes)
 714 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 715                             sync_fetch_and_$(op) \
 716                             sync_$(op)_and_fetch) \
 717                           sync_bool_compare_and_swap \
 718                           sync_val_compare_and_swap \
 719                           sync_lock_test_and_set
 720
 721 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 722                             $(foreach suffix, 1 2 4 8 16, \
 723                               $(prefix)_$(suffix)))
 724
 725 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 726 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 727         $(gcc_compile) $(SYNC_CFLAGS) \
 728           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 729           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 730           -c $< $(vis_hide)
 731 libgcc-objects += $(libgcc-sync-size-funcs-o)
 732
 733 libgcc-sync-funcs := sync_synchronize
 734
 735 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 736 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 737         $(gcc_compile) $(SYNC_CFLAGS) \
 738           -DL$* \
 739           -c $< $(vis_hide)
 740 libgcc-objects += $(libgcc-sync-funcs-o)
 741
 742 ifeq ($(enable_shared),yes)
 743 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 744                                $(libgcc-sync-size-funcs))
 745 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 746         $(gcc_s_compile) $(SYNC_CFLAGS) \
 747           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 748           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 749           -c $<
 750 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 751
 752 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 753 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 754         $(gcc_s_compile) $(SYNC_CFLAGS) \
 755           -DL$* \
 756           -c $<
 757 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 758 endif
 759 endif
 760
 761 # Build fixed-point support.
 762 ifeq ($(fixed_point),yes)
 763
 764 # Generate permutations of function name and mode
 765 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 766 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 767 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 768
 769 # Generate the rules for each arithmetic function
 770 iter-items := $(fixed-funcs)
 771 iter-labels := $(fixed-labels)
 772 iter-from := $(fixed-modes)
 773 iter-to := $(fixed-modes)
 774 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 775
 776 # Add arithmetic functions to list of objects to be built
 777 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 778 ifeq ($(enable_shared),yes)
 779 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 780 endif
 781
 782 # Convert from or to fractional
 783 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 784 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 785 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 786 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 787
 788 # Generate the make rules for each conversion function
 789 iter-items := $(fixed-conv-funcs)
 790 iter-labels := $(fixed-conv-labels)
 791 iter-from := $(fixed-conv-from)
 792 iter-to := $(fixed-conv-to)
 793 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 794
 795 # Add conversion functions to list of objects to be built
 796 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 797 ifeq ($(enable_shared),yes)
 798 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 799 endif
 800
 801 endif
 802
 803 # Build LIB2ADD and LIB2ADD_ST.
 804 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 805 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 806 endif
 807
 808 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 809 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 810
 811 c_flags :=
 812 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 813 include $(iterator)
 814
 815 ifeq ($(enable_shared),yes)
 816 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 817 endif
 818
 819 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 820 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 821 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 822
 823 c_flags := -fexceptions
 824
 825 ifeq ($(enable_shared),yes)
 826
 827 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 828 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 829
 830 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 831 include $(iterator)
 832
 833 else
 834 # Not shared.  LIB2ADDEH are added to libgcc.a.
 835
 836 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 837
 838 iter-items := $(LIB2ADDEH)
 839 include $(iterator)
 840
 841 endif
 842
 843 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 844 # not generate calls to __gcc_personality_v0.
 845
 846 c_flags := -fno-exceptions
 847
 848 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 849
 850 ifeq ($(enable_shared),yes)
 851 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 852 endif
 853
 854 iter-items := $(LIBUNWIND)
 855 include $(iterator)
 856
 857 # Build libgcov components.
 858
 859 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single _gcov_merge_delta    \
 860         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 861 LIBGCOV_PROFILER = _gcov_interval_profiler _gcov_pow2_profiler          \
 862         _gcov_one_value_profiler _gcov_indirect_call_profiler           \
 863         _gcov_average_profiler _gcov_ior_profiler                       \
 864         _gcov_indirect_call_profiler_v2 _gcov_time_profiler             \
 865         _gcov_indirect_call_topn_profiler
 866 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 867         _gcov_execl _gcov_execlp                                        \
 868         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 869 LIBGCOV_DRIVER = _gcov
 870
 871 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 872 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 873 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 874 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 875 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 876                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 877
 878 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
 879         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 880 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
 881         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 882 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
 883         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 884 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 885   $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
 886         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 887
 888
 889 # Static libraries.
 890 libgcc.a: $(libgcc-objects)
 891 libgcov.a: $(libgcov-objects)
 892 libunwind.a: $(libunwind-objects)
 893 libgcc_eh.a: $(libgcc-eh-objects)
 894
 895 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 896         -rm -f $@
 897
 898         objects="$(objects)";                                   \
 899         if test -z "$$objects"; then                            \
 900           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 901           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 902              -o eh_dummy$(objext);                              \
 903           objects=eh_dummy$(objext);                            \
 904         fi;                                                     \
 905         $(AR_CREATE_FOR_TARGET) $@ $$objects
 906
 907         $(RANLIB) $@
 908
 909 all: libgcc.a libgcov.a
 910
 911 ifneq ($(LIBUNWIND),)
 912 all: libunwind.a
 913 endif
 914
 915 ifeq ($(enable_shared),yes)
 916 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 917 ifneq ($(LIBUNWIND),)
 918 all: libunwind$(SHLIB_EXT)
 919 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 920 endif
 921
 922 # Map-file generation.
 923 ifneq ($(SHLIB_MKMAP),)
 924 libgcc.map.in: $(SHLIB_MAPFILES)
 925         { cat $(SHLIB_MAPFILES) \
 926             | sed -e '/^[       ]*#/d' \
 927                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 928             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 929         } > tmp-$@
 930         mv tmp-$@ $@
 931 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 932         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 933           cat libgcc.map.in; \
 934         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 935         mv tmp-$@ $@
 936 libgcc_s$(SHLIB_EXT): libgcc.map
 937 mapfile = libgcc.map
 938 endif
 939
 940 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 941         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 942             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 943
 944 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 945         # @multilib_flags@ is still needed because this may use
 946         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 947         # @multilib_dir@ is not really necessary, but sometimes it has
 948         # more uses than just a directory name.
 949         $(mkinstalldirs) $(MULTIDIR)
 950         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 951                 @multilib_dir@,$(MULTIDIR),$(subst \
 952                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 953                 @shlib_base_name@,libgcc_s,$(subst \
 954                 @shlib_map_file@,$(mapfile),$(subst \
 955                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 956                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 957
 958 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 959         # @multilib_flags@ is still needed because this may use
 960         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 961         # @multilib_dir@ is not really necessary, but sometimes it has
 962         # more uses than just a directory name.
 963         $(mkinstalldirs) $(MULTIDIR)
 964         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 965                 @multilib_dir@,$(MULTIDIR),$(subst \
 966                 @shlib_objs@,$(objects),$(subst \
 967                 @shlib_base_name@,libunwind,$(subst \
 968                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 969
 970 endif
 971
 972 # Build the standard GCC startfiles and endfiles.
 973 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
 974 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
 975
 976 ifeq ($(CUSTOM_CRTSTUFF),)
 977 # Compile two additional files that are linked with every program
 978 # linked using GCC on systems using COFF or ELF, for the sake of C++
 979 # constructors.
 980 crtbegin$(objext): $(srcdir)/crtstuff.c
 981         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
 982
 983 crtend$(objext): $(srcdir)/crtstuff.c
 984         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
 985
 986 # These are versions of crtbegin and crtend for shared libraries.
 987 crtbeginS$(objext): $(srcdir)/crtstuff.c
 988         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
 989
 990 crtendS$(objext): $(srcdir)/crtstuff.c
 991         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
 992
 993 # This is a version of crtbegin for -static links.
 994 crtbeginT$(objext): $(srcdir)/crtstuff.c
 995         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
 996
 997 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
 998 # the end of tables with addresses, required for offloading.
 999 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1000         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1001
1002 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1003         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1004 endif
1005
1006 ifeq ($(enable_vtable_verify),yes)
1007 # These are used in vtable verification; see comments in source files for
1008 # more details.
1009 vtv_start$(objext): $(srcdir)/vtv_start.c
1010         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start.c
1011
1012 vtv_end$(objext): $(srcdir)/vtv_end.c
1013         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end.c
1014
1015 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1016         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start_preinit.c
1017
1018 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1019         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end_preinit.c
1020 endif
1021
1022 ifeq ($(CUSTOM_CRTIN),)
1023 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1024 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1025         $(crt_compile) -c -x assembler-with-cpp $<
1026
1027 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1028         $(crt_compile) -c -x assembler-with-cpp $<
1029 endif
1030
1031 # Build extra startfiles in the libgcc directory.
1032 .PHONY: libgcc-extra-parts
1033 libgcc-extra-parts: $(EXTRA_PARTS)
1034
1035         # Early copyback; see "all" above for the rationale.  The
1036         # early copy is necessary so that the gcc -B options find
1037         # the right startup files when linking shared libgcc.
1038         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1039         parts="$(EXTRA_PARTS)";                                 \
1040         for file in $$parts; do                                 \
1041           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1042           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1043           case $$file in                                        \
1044             *.a)                                                \
1045               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1046           esac;                                                 \
1047         done
1048
1049 all: $(extra-parts)
1050
1051 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1052         $(libgcov-objects) \
1053         $(libunwind-objects) $(libunwind-s-objects) \
1054         $(EXTRA_PARTS): libgcc_tm.h
1055
1056 # Copy unwind.h to the place where gcc will look for it at build-time
1057 install-unwind_h-forbuild:
1058         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1059         cp unwind.h $$dest; \
1060         chmod a+r $$dest; \
1061         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1062
1063 # Copy unwind.h to the place where gcc will look at run-time, once installed
1064 #
1065 # This is redundant with the internal copy above when using a regular toplevel
1066 # "install" target, because gcc's install will copy to the destination as well.
1067 #
1068 # This is however useful for "install-no-fixincludes" case, when only the gcc
1069 # internal headers are copied by gcc's install.
1070 install-unwind_h:
1071         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1072         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1073
1074 all: install-unwind_h-forbuild
1075
1076 # Documentation targets (empty).
1077 .PHONY: info html dvi pdf install-info install-html install-pdf
1078
1079 info:
1080 install-info:
1081 html:
1082 install-html:
1083 dvi:
1084 pdf:
1085 install-pdf:
1086
1087 # Install rules.  These do not depend on "all", so that they can be invoked
1088 # recursively from it.
1089 install-libunwind:
1090         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1091
1092         # NOTE: Maybe this should go into $(inst_libdir), but this
1093         # is where the old mklibgcc.in put it.
1094         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1095         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1096         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1097
1098         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1099                 @shlib_base_name@,libunwind,$(subst \
1100                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1101
1102 install-shared:
1103         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1104
1105         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1106         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1107         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1108
1109         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1110                 @shlib_base_name@,libgcc_s,$(subst \
1111                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1112
1113 install-leaf: $(install-shared) $(install-libunwind)
1114         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1115
1116         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1117         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1118         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1119         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1120         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1121         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1122
1123         parts="$(INSTALL_PARTS)";                               \
1124         for file in $$parts; do                                 \
1125           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1126           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1127           case $$file in                                        \
1128             *.a)                                                \
1129               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1130           esac;                                                 \
1131         done
1132
1133 install: install-leaf install-unwind_h
1134         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1135
1136 install-strip: install
1137
1138 .PHONY: install install-shared install-libunwind install-strip
1139 .PHONY: install-unwind_h install-unwind_h-forbuild
1140
1141 # Don't export variables to the environment, in order to not confuse
1142 # configure.
1143 .NOEXPORT:
1144
1145 include $(srcdir)/empty.mk $(wildcard *.dep)