libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005, 2006, 2009, 2010, 2011 Free Software Foundation
   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_srcdir = $(libgcc_topdir)/gcc
  26 gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
  27
  28 srcdir = @srcdir@
  29
  30 prefix = @prefix@
  31
  32 exec_prefix = @exec_prefix@
  33 libdir = @libdir@
  34 shlib_slibdir = @slibdir@
  35
  36 SHELL = @SHELL@
  37
  38 cpu_type = @cpu_type@
  39 enable_shared = @enable_shared@
  40 double_type_size = @double_type_size@
  41 long_double_type_size = @long_double_type_size@
  42 decimal_float = @decimal_float@
  43 enable_decimal_float = @enable_decimal_float@
  44 fixed_point = @fixed_point@
  45
  46 host_noncanonical = @host_noncanonical@
  47 target_noncanonical = @target_noncanonical@
  48
  49 # List of extra object files that should be compiled for this target machine.
  50 # The rules for compiling them should be in the t-* file for the machine.
  51 EXTRA_PARTS = @extra_parts@
  52
  53 # Multilib support variables.
  54 MULTISRCTOP =
  55 MULTIBUILDTOP =
  56 MULTIDIRS =
  57 MULTISUBDIR =
  58 MULTIDO = true
  59 MULTICLEAN = true
  60
  61 INSTALL = @INSTALL@
  62 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  63 INSTALL_DATA = @INSTALL_DATA@
  64 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  65
  66 objext = .o
  67
  68 AR = @AR@
  69 AR_FLAGS = rc
  70
  71 CC = @CC@
  72 CFLAGS = @CFLAGS@
  73 RANLIB = @RANLIB@
  74 LN_S = @LN_S@
  75
  76 PWD_COMMAND = $${PWDCMD-pwd}
  77
  78 # Flags to pass to a recursive make.
  79 FLAGS_TO_PASS = \
  80         "AR=$(AR)" \
  81         "AR_FLAGS=$(AR_FLAGS)" \
  82         "CC=$(CC)" \
  83         "CFLAGS=$(CFLAGS)" \
  84         "DESTDIR=$(DESTDIR)" \
  85         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  86         "HDEFINES=$(HDEFINES)" \
  87         "INSTALL=$(INSTALL)" \
  88         "INSTALL_DATA=$(INSTALL_DATA)" \
  89         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
  90         "LDFLAGS=$(LDFLAGS)" \
  91         "LOADLIBES=$(LOADLIBES)" \
  92         "RANLIB=$(RANLIB)" \
  93         "SHELL=$(SHELL)" \
  94         "prefix=$(prefix)" \
  95         "exec_prefix=$(exec_prefix)" \
  96         "libdir=$(libdir)" \
  97         "libsubdir=$(libsubdir)" \
  98         "tooldir=$(tooldir)"
  99
 100 # Dependencies for "all" are set later in the file.
 101 all: all-multi
 102         # Now that we have built all the objects, we need to copy
 103         # them back to the GCC directory.  Too many things (other
 104         # in-tree libraries, and DejaGNU) know about the layout
 105         # of the build tree, for now.
 106         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 107           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 108
 109 .PHONY: all-multi
 110 all-multi:
 111         # If this is the top-level multilib, build all the other
 112         # multilibs.
 113         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 114
 115 .PHONY: check installcheck
 116 check:
 117 installcheck:
 118
 119 .PHONY: all clean
 120
 121 clean:
 122         -rm -f config.h stamp-h stmp-ldirs libgcc.map
 123         -rm -f *$(objext)
 124         -rm -f *.dep
 125         -rm -f *.a
 126         -rm -f libunwind$(SHLIB_EXT)
 127         -rm -f libgcc_s*
 128         @$(MULTICLEAN) multi-clean DO=clean
 129 distclean: clean
 130         @$(MULTICLEAN) multi-clean DO=distclean
 131         -rm -f *~ Makefile config.cache config.status multilib.out
 132         -rm -f config.log
 133 maintainer-clean realclean: distclean
 134
 135 Makefile: $(srcdir)/Makefile.in config.status
 136         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 137
 138 # Depending on Makefile makes sure that config.status has been re-run
 139 # if needed.  This prevents problems with parallel builds.
 140 config.h: stamp-h ; @true
 141 stamp-h: $(srcdir)/config.in config.status Makefile
 142         CONFIG_FILES= CONFIG_HEADERS=config.h:$(srcdir)/config.in $(SHELL) ./config.status
 143
 144 config.status: $(srcdir)/configure $(srcdir)/config.host
 145         $(SHELL) ./config.status --recheck
 146
 147 AUTOCONF = autoconf
 148 configure_deps = \
 149         $(srcdir)/../config/enable.m4 \
 150         $(srcdir)/../config/tls.m4 \
 151         $(srcdir)/../config/acx.m4 \
 152         $(srcdir)/../config/no-executables.m4 \
 153         $(srcdir)/../config/override.m4 \
 154         $(srcdir)/../config/dfp.m4 \
 155
 156 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 157         cd $(srcdir) && $(AUTOCONF)
 158
 159 include $(gcc_objdir)/libgcc.mvars
 160
 161 # Flags to pass to recursive makes.
 162
 163 AR_FOR_TARGET = $(AR)
 164 AR_FLAGS_FOR_TARGET =
 165 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 166 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 167 AWK = @AWK@
 168 GCC_FOR_TARGET = $(CC)
 169 LIPO = @LIPO@
 170 LIPO_FOR_TARGET = $(LIPO)
 171 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 172 NM = @NM@
 173 NM_FOR_TARGET = $(NM)
 174 RANLIB_FOR_TARGET = $(RANLIB)
 175 STRIP = @STRIP@
 176 STRIP_FOR_TARGET = $(STRIP)
 177
 178 # Directory in which the compiler finds libraries etc.
 179 libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)
 180 # Used to install the shared libgcc.
 181 slibdir = @slibdir@
 182 # Maybe used for DLLs on Windows targets.
 183 toolexecdir = @toolexecdir@
 184 toolexeclibdir = @toolexeclibdir@
 185
 186 export AR_FOR_TARGET
 187 export AR_CREATE_FOR_TARGET
 188 export AR_FLAGS_FOR_TARGET
 189 export AR_EXTRACT_FOR_TARGET
 190 export AWK
 191 export DESTDIR
 192 export GCC_FOR_TARGET
 193 export INCLUDES
 194 export INSTALL_DATA
 195 export LIB1ASMSRC
 196 export LIBGCC2_CFLAGS
 197 export LIPO_FOR_TARGET
 198 export MACHMODE_H
 199 export NM_FOR_TARGET
 200 export STRIP_FOR_TARGET
 201 export RANLIB_FOR_TARGET
 202 export libsubdir
 203 export slibdir
 204 export toolexecdir
 205 export toolexeclibdir
 206
 207 version := $(shell $(CC) -dumpversion)
 208
 209 ifeq ($(decimal_float),yes)
 210 ifeq ($(enable_decimal_float),bid)
 211 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 212 else
 213 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 214             -I$(srcdir)/../libdecnumber
 215 endif
 216 else
 217 DECNUMINC =
 218 endif
 219
 220 # Specify the directories to be searched for header files.
 221 # Both . and srcdir are used, in that order,
 222 # so that *config.h will be found in the compilation
 223 # subdirectory rather than in the source directory.
 224 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 225 # currently being compiled, in both source trees, to be examined as well.
 226 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 227            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 228            -I$(srcdir)/../include $(DECNUMINC)
 229
 230 # Forcibly remove any profiling-related flags.  There is no point
 231 # in supporting profiled bootstrap in this library.
 232 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 233
 234 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 235 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 236 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 237 # include CFLAGS - that's where multilib options live.
 238 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 239                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 240
 241 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 242 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 243
 244 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 245 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 246 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 247
 248 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 249 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 250 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 251 gcc_s_compile = $(gcc_compile) -DSHARED
 252
 253 objects = $(filter %$(objext),$^)
 254
 255 # Collect any host-specific information from Makefile fragments.
 256
 257 LIBGCC_VER_GNU_PREFIX = __
 258 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 259 LIBGCC_VER_SYMBOLS_PREFIX =
 260
 261 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 262     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 263     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 264     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 265
 266 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 267     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 268     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 269     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 270
 271 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 272     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 273     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 274     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 275
 276 # Additional sources to handle exceptions; overridden by targets as needed.
 277 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 278   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 279 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 280 LIB2ADDEHSHARED = $(LIB2ADDEH)
 281
 282 # Don't build libunwind by default.
 283 LIBUNWIND =
 284 SHLIBUNWIND_LINK =
 285 SHLIBUNWIND_INSTALL =
 286
 287 tmake_file = @tmake_file@
 288 include $(srcdir)/empty.mk $(tmake_file)
 289
 290 # Only handle shared libraries if both:
 291 #   - the user requested them
 292 #   - we know how to build them
 293 ifeq ($(SHLIB_LINK),)
 294   enable_shared := no
 295 endif
 296
 297 ifeq ($(enable_shared),yes)
 298   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 299
 300   install-shared = install-shared
 301
 302   ifneq ($(LIBUNWIND),)
 303     install-libunwind = install-libunwind
 304   endif
 305
 306 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 307 # the command line, and a #define to prevent libgcc2.h etc from
 308 # overriding that with #pragmas.
 309 vis_hide = @vis_hide@
 310
 311 ifneq (,$(vis_hide))
 312
 313 # If we have -fvisibility=hidden, then we need to generate hide
 314 # lists for object files implemented in assembly.
 315 ASM_HIDDEN_OP = @asm_hidden_op@
 316
 317 define gen-hide-list
 318 $(NM) -pg $< | \
 319   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 320          && $$3 !~ /.*@.*/ \
 321          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 322 mv -f $@T $@
 323 endef
 324 else
 325 gen-hide-list = echo > $@
 326 endif
 327
 328 else
 329 # Not enable_shared.
 330 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 331 vis_hide =
 332 gen-hide-list = echo > \$@
 333 endif
 334
 335 ifneq ($(EXTRA_PARTS),)
 336   extra-parts = libgcc-extra-parts
 337   INSTALL_PARTS = $(EXTRA_PARTS)
 338 else
 339 ifneq ($(GCC_EXTRA_PARTS),)
 340   extra-parts = gcc-extra-parts
 341   INSTALL_PARTS = $(GCC_EXTRA_PARTS)
 342 endif
 343 endif
 344
 345 LIB2ADD += enable-execute-stack.c
 346
 347 LIB2ADDEH += $(srcdir)/emutls.c
 348 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 349 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 350
 351 # Library members defined in libgcc2.c.
 352 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 353             _clear_cache _trampoline __main _absvsi2 \
 354             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 355             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 356             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 357             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 358             _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3        \
 359             _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
 360
 361 # The floating-point conversion routines that involve a single-word integer.
 362 # XX stands for the integer mode.
 363 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 364
 365 # Likewise double-word routines.
 366 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 367                $(patsubst %,_fixuns%XX,sf df xf tf) \
 368                $(patsubst %,_floatXX%,sf df xf tf) \
 369                $(patsubst %,_floatunXX%,sf df xf tf)
 370
 371 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 372   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 373   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 374 endif
 375
 376 # These might cause a divide overflow trap and so are compiled with
 377 # unwinder info.
 378 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 379
 380 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 381 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 382 # in LIB2FUNCS_EXCLUDE.
 383 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 384 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 385                        $(LIB2_DIVMOD_FUNCS))
 386
 387 # Build "libgcc1" (assembly) components.
 388 ifeq ($(enable_shared),yes)
 389
 390 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 391 $(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC) %.vis
 392         $(gcc_compile) -DL$* -xassembler-with-cpp \
 393           -c $(gcc_srcdir)/config/$(LIB1ASMSRC) -include $*.vis
 394 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 395         $(gen-hide-list)
 396 libgcc-objects += $(lib1asmfuncs-o)
 397
 398 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 399 $(lib1asmfuncs-s-o): %_s$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
 400         $(gcc_s_compile) -DL$* -xassembler-with-cpp \
 401           -c $(gcc_srcdir)/config/$(LIB1ASMSRC)
 402 libgcc-s-objects += $(lib1asmfuncs-s-o)
 403
 404 else
 405
 406 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 407 $(lib1asmfuncs-o): %$(objext): $(gcc_srcdir)/config/$(LIB1ASMSRC)
 408         $(gcc_compile) -DL$* -xassembler-with-cpp \
 409           -c $(gcc_srcdir)/config/$(LIB1ASMSRC)
 410 libgcc-objects += $(lib1asmfuncs-o)
 411
 412 endif
 413
 414 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 415 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 416 $(lib2funcs-o): %$(objext): $(gcc_srcdir)/libgcc2.c
 417         $(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
 418           $(vis_hide)
 419 libgcc-objects += $(lib2funcs-o)
 420
 421 ifeq ($(enable_shared),yes)
 422 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 423 $(lib2funcs-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
 424         $(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c
 425 libgcc-s-objects += $(lib2funcs-s-o)
 426 endif
 427
 428 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 429 # Build libgcc2.c for each conversion function, with a specific
 430 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 431 # functions are built with a wordsize of 4; the TImode functions are
 432 # built with the same labels, but a wordsize of 8.
 433
 434 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 435 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 436 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 437
 438 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 439 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 440 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 441
 442 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 443
 444 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 445 ifeq ($(enable_shared),yes)
 446 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 447 endif
 448 endif
 449
 450 # Build LIB2_DIVMOD_FUNCS.
 451 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 452 $(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
 453         $(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
 454           -fexceptions -fnon-call-exceptions $(vis_hide)
 455 libgcc-objects += $(lib2-divmod-o)
 456
 457 ifeq ($(enable_shared),yes)
 458 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 459 $(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
 460         $(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
 461           -fexceptions -fnon-call-exceptions
 462 libgcc-s-objects += $(lib2-divmod-s-o)
 463 endif
 464
 465 ifeq ($(TPBIT),)
 466 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 467 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 468 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 469 endif
 470
 471 fpbit-src := $(srcdir)/fp-bit.c
 472
 473 # Build FPBIT.
 474 ifneq ($(FPBIT),)
 475 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 476 $(fpbit-o): %$(objext): $(fpbit-src)
 477         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 478 libgcc-objects += $(fpbit-o)
 479
 480 ifeq ($(enable_shared),yes)
 481 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 482 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 483         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 484 libgcc-s-objects += $(fpbit-s-o)
 485 endif
 486 endif
 487
 488 # Build DPBIT.
 489 ifneq ($(DPBIT),)
 490 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 491 $(dpbit-o): %$(objext): $(fpbit-src)
 492         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 493 libgcc-objects += $(dpbit-o)
 494
 495 ifeq ($(enable_shared),yes)
 496 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 497 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 498         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 499 libgcc-s-objects += $(dpbit-s-o)
 500 endif
 501 endif
 502
 503 # Build TPBIT.
 504 ifneq ($(TPBIT),)
 505 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 506 $(tpbit-o): %$(objext): $(fpbit-src)
 507         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 508 libgcc-objects += $(tpbit-o)
 509
 510 ifeq ($(enable_shared),yes)
 511 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 512 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 513         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 514 libgcc-s-objects += $(tpbit-s-o)
 515 endif
 516 endif
 517
 518 # Build decimal floating point support.
 519 ifeq ($(decimal_float),yes)
 520
 521 # If $DFP_ENABLE is set, then we want all data type sizes.
 522 ifneq ($(DFP_ENABLE),)
 523 D32PBIT = 1
 524 D64PBIT = 1
 525 D128PBIT = 1
 526 endif
 527
 528 dfp-filenames =
 529 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 530 ifeq ($(enable_decimal_float),bid)
 531 dfp-filenames += bid_decimal_globals bid_decimal_data \
 532                  bid_binarydecimal bid_convert_data \
 533                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 534                  bid128_noncomp bid128_fma bid_round bid_from_int \
 535                  bid64_add bid128_add bid64_div bid128_div \
 536                  bid64_mul bid128_mul bid64_compare bid128_compare \
 537                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 538                  bid64_to_int32 bid64_to_int64 \
 539                  bid64_to_uint32 bid64_to_uint64 \
 540                  bid128_to_int32 bid128_to_int64 \
 541                  bid128_to_uint32 bid128_to_uint64
 542 else
 543 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 544 endif
 545 endif
 546
 547 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 548 ifeq ($(enable_decimal_float),bid)
 549 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 550 else
 551 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 552 endif
 553         $(gcc_compile) -c $<
 554 libgcc-objects += $(dfp-objects)
 555
 556 decbits-filenames =
 557 ifneq ($(enable_decimal_float),bid)
 558 ifneq ($(D32PBIT),)
 559 decbits-filenames += decimal32
 560 endif
 561
 562 ifneq ($(D64PBIT),)
 563 decbits-filenames += decimal64
 564 endif
 565
 566 ifneq ($(D128PBIT),)
 567 decbits-filenames += decimal128
 568 endif
 569 endif
 570
 571 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 572 ifeq ($(enable_decimal_float),bid)
 573 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 574 else
 575 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 576 endif
 577         $(gcc_compile) -c $<
 578 libgcc-objects += $(decbits-objects)
 579
 580 # Next build individual support functions.
 581 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 582         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 583         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 584         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 585         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 586         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 587         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 588
 589 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 590         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 591         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 592         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 593         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 594         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 595         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 596
 597 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 598         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 599         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 600         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 601         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 602         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 603         _td_to_sd _td_to_dd _unord_td _conv_td
 604
 605 ifeq ($(enable_decimal_float),bid)
 606 ifneq ($(D32PBIT),)
 607 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 608 endif
 609
 610 ifneq ($(D64PBIT),)
 611 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 612 endif
 613
 614 ifneq ($(D128PBIT),)
 615 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 616 endif
 617 endif
 618
 619 ifneq ($(D32PBIT),)
 620 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 621 ifeq ($(enable_decimal_float),bid)
 622 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 623 else
 624 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 625 endif
 626         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 627 libgcc-objects += $(d32pbit-o)
 628 endif
 629
 630 ifneq ($(D64PBIT),)
 631 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 632 ifeq ($(enable_decimal_float),bid)
 633 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 634 else
 635 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 636 endif
 637         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 638 libgcc-objects += $(d64pbit-o)
 639 endif
 640
 641 ifneq ($(D128PBIT),)
 642 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 643 ifeq ($(enable_decimal_float),bid)
 644 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 645 else
 646 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 647 endif
 648         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 649 libgcc-objects += $(d128pbit-o)
 650 endif
 651
 652 endif
 653
 654 ifeq ($(SYNC),yes)
 655 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 656                             sync_fetch_and_$(op) \
 657                             sync_$(op)_and_fetch) \
 658                           sync_bool_compare_and_swap \
 659                           sync_val_compare_and_swap \
 660                           sync_lock_test_and_set
 661
 662 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 663                             $(foreach suffix, 1 2 4 8 16, \
 664                               $(prefix)_$(suffix)))
 665
 666 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 667 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 668         $(gcc_compile) $(SYNC_CFLAGS) \
 669           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 670           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 671           -c $< $(vis_hide)
 672 libgcc-objects += $(libgcc-sync-size-funcs-o)
 673
 674 libgcc-sync-funcs := sync_synchronize
 675
 676 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 677 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 678         $(gcc_compile) $(SYNC_CFLAGS) \
 679           -DL$* \
 680           -c $< $(vis_hide)
 681 libgcc-objects += $(libgcc-sync-funcs-o)
 682
 683 ifeq ($(enable_shared),yes)
 684 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 685                                $(libgcc-sync-size-funcs))
 686 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 687         $(gcc_s_compile) $(SYNC_CFLAGS) \
 688           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 689           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 690           -c $<
 691 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 692
 693 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 694 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 695         $(gcc_s_compile) $(SYNC_CFLAGS) \
 696           -DL$* \
 697           -c $<
 698 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 699 endif
 700 endif
 701
 702 # Build fixed-point support.
 703 ifeq ($(fixed_point),yes)
 704
 705 # Generate permutations of function name and mode
 706 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 707 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 708 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 709
 710 # Generate the rules for each arithmetic function
 711 iter-items := $(fixed-funcs)
 712 iter-labels := $(fixed-labels)
 713 iter-from := $(fixed-modes)
 714 iter-to := $(fixed-modes)
 715 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 716
 717 # Add arithmetic functions to list of objects to be built
 718 libgcc-objects += $(patsubst %,%$(objext),$(fixed-funcs))
 719 ifeq ($(enable_shared),yes)
 720 libgcc-s-objects += $(patsubst %,%_s$(objext),$(fixed-funcs))
 721 endif
 722
 723 # Convert from or to fractional
 724 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 725 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 726 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 727 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 728
 729 # Generate the make rules for each conversion function
 730 iter-items := $(fixed-conv-funcs)
 731 iter-labels := $(fixed-conv-labels)
 732 iter-from := $(fixed-conv-from)
 733 iter-to := $(fixed-conv-to)
 734 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 735
 736 # Add conversion functions to list of objects to be built
 737 libgcc-objects += $(patsubst %,%$(objext),$(fixed-conv-funcs))
 738 ifeq ($(enable_shared),yes)
 739 libgcc-s-objects += $(patsubst %,%_s$(objext),$(fixed-conv-funcs))
 740 endif
 741
 742 endif
 743
 744 # Build LIB2ADD and LIB2ADD_ST.
 745 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 746 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 747 endif
 748
 749 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 750 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 751
 752 c_flags :=
 753 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 754 include $(iterator)
 755
 756 ifeq ($(enable_shared),yes)
 757 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 758 endif
 759
 760 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 761 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 762 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 763
 764 c_flags := -fexceptions
 765
 766 ifeq ($(enable_shared),yes)
 767
 768 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 769 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 770
 771 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 772 include $(iterator)
 773
 774 else
 775 # Not shared.  LIB2ADDEH are added to libgcc.a.
 776
 777 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 778
 779 iter-items := $(LIB2ADDEH)
 780 include $(iterator)
 781
 782 endif
 783
 784 # Build LIBUNWIND.
 785
 786 c_flags := -fexceptions
 787
 788 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 789
 790 ifeq ($(enable_shared),yes)
 791 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 792 endif
 793
 794 iter-items := $(LIBUNWIND)
 795 include $(iterator)
 796
 797 # Build libgcov components.
 798
 799 # Defined in libgcov.c, included only in gcov library
 800 LIBGCOV = _gcov _gcov_merge_add _gcov_merge_single _gcov_merge_delta \
 801     _gcov_fork _gcov_execl _gcov_execlp _gcov_execle \
 802     _gcov_execv _gcov_execvp _gcov_execve \
 803     _gcov_interval_profiler _gcov_pow2_profiler _gcov_one_value_profiler \
 804     _gcov_indirect_call_profiler _gcov_average_profiler _gcov_ior_profiler \
 805     _gcov_merge_ior
 806
 807 libgcov-objects = $(patsubst %,%$(objext),$(LIBGCOV))
 808
 809 $(libgcov-objects): %$(objext): $(srcdir)/libgcov.c
 810         $(gcc_compile) -DL$* -c $(srcdir)/libgcov.c
 811
 812
 813 # Static libraries.
 814 libgcc.a: $(libgcc-objects)
 815 libgcov.a: $(libgcov-objects)
 816 libunwind.a: $(libunwind-objects)
 817 libgcc_eh.a: $(libgcc-eh-objects)
 818
 819 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 820         -rm -f $@
 821
 822         objects="$(objects)";                                   \
 823         if test -z "$$objects"; then                            \
 824           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 825           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 826              -o eh_dummy$(objext);                              \
 827           objects=eh_dummy$(objext);                            \
 828         fi;                                                     \
 829         $(AR_CREATE_FOR_TARGET) $@ $$objects
 830
 831         $(RANLIB) $@
 832
 833 all: libgcc.a libgcov.a
 834
 835 ifneq ($(LIBUNWIND),)
 836 all: libunwind.a
 837 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 838 endif
 839
 840 ifeq ($(enable_shared),yes)
 841 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 842 ifneq ($(LIBUNWIND),)
 843 all: libunwind$(SHLIB_EXT)
 844 endif
 845 endif
 846
 847 ifeq ($(enable_shared),yes)
 848
 849 # Map-file generation.
 850 ifneq ($(SHLIB_MKMAP),)
 851 libgcc.map: $(SHLIB_MKMAP) $(SHLIB_MAPFILES) $(libgcc-s-objects)
 852         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 853           cat $(SHLIB_MAPFILES) \
 854             | sed -e '/^[       ]*#/d' \
 855                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 856             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 857         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 858         mv tmp-$@ $@
 859 libgcc_s$(SHLIB_EXT): libgcc.map
 860 mapfile = libgcc.map
 861 endif
 862
 863 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 864         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 865             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 866
 867 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts)
 868         # @multilib_flags@ is still needed because this may use
 869         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 870         # @multilib_dir@ is not really necessary, but sometimes it has
 871         # more uses than just a directory name.
 872         $(mkinstalldirs) $(MULTIDIR)
 873         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 874                 @multilib_dir@,$(MULTIDIR),$(subst \
 875                 @shlib_objs@,$(objects),$(subst \
 876                 @shlib_base_name@,libgcc_s,$(subst \
 877                 @shlib_map_file@,$(mapfile),$(subst \
 878                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 879                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 880
 881 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 882         # @multilib_flags@ is still needed because this may use
 883         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 884         # @multilib_dir@ is not really necessary, but sometimes it has
 885         # more uses than just a directory name.
 886         $(mkinstalldirs) $(MULTIDIR)
 887         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 888                 @multilib_dir@,$(MULTIDIR),$(subst \
 889                 @shlib_objs@,$(objects),$(subst \
 890                 @shlib_base_name@,libunwind,$(subst \
 891                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 892
 893 endif
 894
 895 # Build the standard GCC startfiles and endfiles.
 896 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
 897 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
 898
 899 ifeq ($(CUSTOM_CRTSTUFF),)
 900 crtbegin$(objext): $(gcc_srcdir)/crtstuff.c
 901         $(crt_compile) $(CRTSTUFF_T_CFLAGS) \
 902           -c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN
 903
 904 crtend$(objext): $(gcc_srcdir)/crtstuff.c
 905         $(crt_compile) $(CRTSTUFF_T_CFLAGS) \
 906           -c $(gcc_srcdir)/crtstuff.c -DCRT_END
 907
 908 # These are versions of crtbegin and crtend for shared libraries.
 909 crtbeginS$(objext): $(gcc_srcdir)/crtstuff.c
 910         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) \
 911           -c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN -DCRTSTUFFS_O
 912
 913 crtendS$(objext): $(gcc_srcdir)/crtstuff.c
 914         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) \
 915           -c $(gcc_srcdir)/crtstuff.c -DCRT_END -DCRTSTUFFS_O
 916
 917 # This is a version of crtbegin for -static links.
 918 crtbeginT.o: $(gcc_srcdir)/crtstuff.c
 919         $(crt_compile) $(CRTSTUFF_T_CFLAGS) \
 920           -c $(gcc_srcdir)/crtstuff.c -DCRT_BEGIN -DCRTSTUFFT_O
 921 endif
 922
 923 # Build extra startfiles in the libgcc directory.
 924 .PHONY: libgcc-extra-parts
 925 libgcc-extra-parts: $(EXTRA_PARTS)
 926 ifneq ($(GCC_EXTRA_PARTS),)
 927 ifneq ($(sort $(EXTRA_PARTS)),$(GCC_EXTRA_PARTS))
 928         # If the gcc directory specifies which extra parts to
 929         # build for this target, and the libgcc configuration also
 930         # specifies, make sure they match.  This can be removed
 931         # when the gcc directory no longer holds libgcc configuration;
 932         # it is useful when migrating a target.
 933         @echo "Configuration mismatch!"
 934         @echo "Extra parts from gcc directory: $(GCC_EXTRA_PARTS)"
 935         @echo "Extra parts from libgcc: $(EXTRA_PARTS)"
 936         exit 1
 937 endif
 938 endif
 939
 940         # Early copyback; see "all" above for the rationale.  The
 941         # early copy is necessary so that the gcc -B options find
 942         # the right startup files when linking shared libgcc.
 943         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
 944         parts="$(EXTRA_PARTS)";                                 \
 945         for file in $$parts; do                                 \
 946           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
 947           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
 948           case $$file in                                        \
 949             *.a)                                                \
 950               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
 951           esac;                                                 \
 952         done
 953
 954 # Build extra startfiles in the gcc directory, for unconverted
 955 # targets.
 956 .PHONY: gcc-extra-parts
 957 gcc-extra-parts:
 958         # Recursively invoke make in the GCC directory to build any
 959         # startfiles (for now).  We must do this just once, passing
 960         # it all the GCC_EXTRA_PARTS as simultaneous goal targets,
 961         # so that rules which cannot execute simultaneously are properly
 962         # serialized.  We indirect through T_TARGET in case any multilib
 963         # directories contain an equals sign, to prevent make from
 964         # interpreting any of the goals as variable assignments.
 965
 966         # We must use cd && make rather than make -C, or else the stage
 967         # number will be embedded in debug information.
 968
 969         T=`$(PWD_COMMAND)`/ \
 970         && cd $(gcc_objdir) \
 971         && $(MAKE) GCC_FOR_TARGET="$(CC)" \
 972           MULTILIB_CFLAGS="$(CFLAGS)" \
 973           T=$$T \
 974           T_TARGET="$(patsubst %,$${T}%,$(GCC_EXTRA_PARTS))" \
 975           T_TARGET
 976
 977         # Early copyback; see "all" above for the rationale.  The
 978         # early copy is necessary so that the gcc -B options find
 979         # the right startup files when linking shared libgcc.
 980         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
 981         parts="$(GCC_EXTRA_PARTS)";                             \
 982         for file in $$parts; do                                 \
 983           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
 984           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
 985           case $$file in                                        \
 986             *.a)                                                \
 987               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
 988           esac;                                                 \
 989         done
 990
 991 all: $(extra-parts)
 992
 993 install-unwind_h:
 994         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
 995         cp unwind.h $$dest; \
 996         chmod a+r $$dest; \
 997         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
 998
 999 all: install-unwind_h
1000
1001 # Documentation targets (empty).
1002 .PHONY: info html dvi pdf install-info install-html install-pdf
1003
1004 info:
1005 install-info:
1006 html:
1007 install-html:
1008 dvi:
1009 pdf:
1010 install-pdf:
1011
1012 # Install rules.  These do not depend on "all", so that they can be invoked
1013 # recursively from it.
1014 install-libunwind:
1015         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1016
1017         # NOTE: Maybe this should go into $(inst_libdir), but this
1018         # is where the old mklibgcc.in put it.
1019         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1020         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1021         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1022
1023         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1024                 @shlib_base_name@,libunwind,$(subst \
1025                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1026
1027 install-shared:
1028         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1029
1030         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1031         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1032         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1033
1034         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1035                 @shlib_base_name@,libgcc_s,$(subst \
1036                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1037
1038 install-leaf: $(install-shared) $(install-libunwind)
1039         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1040
1041         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1042         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1043         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1044         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1045         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1046         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1047
1048         parts="$(INSTALL_PARTS)";                               \
1049         for file in $$parts; do                                 \
1050           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1051           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1052           case $$file in                                        \
1053             *.a)                                                \
1054               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1055           esac;                                                 \
1056         done
1057
1058 install: install-leaf
1059         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1060
1061 install-strip: install
1062
1063 .PHONY: install install-shared install-libunwind install-strip
1064
1065 # Don't export variables to the environment, in order to not confuse
1066 # configure.
1067 .NOEXPORT:
1068
1069 include $(srcdir)/empty.mk $(wildcard *.dep)
1070
1071 # TODO QUEUE:
1072 #   Garbage collect in gcc/:
1073 #     $(LIBGCC) settings in t-* are now unused
1074 #
1075 #   Remove use of $(gcc_srcdir).  Source files referenced using $(gcc_srcdir)
1076 #   should move into the libgcc directory.
1077