libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2013 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_decimal_float = @enable_decimal_float@
  43 fixed_point = @fixed_point@
  44
  45 host_noncanonical = @host_noncanonical@
  46 target_noncanonical = @target_noncanonical@
  47
  48 # List of extra object files that should be compiled for this target machine.
  49 # The rules for compiling them should be in the t-* file for the machine.
  50 EXTRA_PARTS = @extra_parts@
  51
  52 extra-parts = libgcc-extra-parts
  53
  54 # Multilib support variables.
  55 MULTISRCTOP =
  56 MULTIBUILDTOP =
  57 MULTIDIRS =
  58 MULTISUBDIR =
  59 MULTIDO = true
  60 MULTICLEAN = true
  61
  62 INSTALL = @INSTALL@
  63 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  64 INSTALL_DATA = @INSTALL_DATA@
  65 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  66 INSTALL_PARTS = $(EXTRA_PARTS)
  67
  68 objext = .o
  69
  70 AR = @AR@
  71 AR_FLAGS = rc
  72
  73 CC = @CC@
  74 CFLAGS = @CFLAGS@
  75 RANLIB = @RANLIB@
  76 LN_S = @LN_S@
  77
  78 PWD_COMMAND = $${PWDCMD-pwd}
  79
  80 # Flags to pass to a recursive make.
  81 FLAGS_TO_PASS = \
  82         "AR=$(AR)" \
  83         "AR_FLAGS=$(AR_FLAGS)" \
  84         "CC=$(CC)" \
  85         "CFLAGS=$(CFLAGS)" \
  86         "DESTDIR=$(DESTDIR)" \
  87         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  88         "HDEFINES=$(HDEFINES)" \
  89         "INSTALL=$(INSTALL)" \
  90         "INSTALL_DATA=$(INSTALL_DATA)" \
  91         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
  92         "LDFLAGS=$(LDFLAGS)" \
  93         "LOADLIBES=$(LOADLIBES)" \
  94         "RANLIB=$(RANLIB)" \
  95         "SHELL=$(SHELL)" \
  96         "prefix=$(prefix)" \
  97         "exec_prefix=$(exec_prefix)" \
  98         "libdir=$(libdir)" \
  99         "libsubdir=$(libsubdir)" \
 100         "tooldir=$(tooldir)"
 101
 102 # Dependencies for "all" are set later in the file.
 103 all: all-multi
 104         # Now that we have built all the objects, we need to copy
 105         # them back to the GCC directory.  Too many things (other
 106         # in-tree libraries, and DejaGNU) know about the layout
 107         # of the build tree, for now.
 108         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 109           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 110
 111 .PHONY: all-multi
 112 all-multi:
 113         # If this is the top-level multilib, build all the other
 114         # multilibs.
 115         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 116
 117 .PHONY: check installcheck
 118 check:
 119 installcheck:
 120
 121 .PHONY: all clean
 122
 123 clean:
 124         -rm -f libgcc_tm.h libgcc.map
 125         -rm -f libgcc_tm.stamp stmp-ldirs
 126         -rm -f *$(objext)
 127         -rm -f *.dep
 128         -rm -f *.a
 129         -rm -f libunwind$(SHLIB_EXT)
 130         -rm -f libgcc_s*
 131         @$(MULTICLEAN) multi-clean DO=clean
 132 distclean: clean
 133         @$(MULTICLEAN) multi-clean DO=distclean
 134         -rm -f auto-target.h
 135         -rm -f stamp-h
 136         -rm -f *~ Makefile config.cache config.status multilib.out
 137         -rm -f config.log
 138 maintainer-clean realclean: distclean
 139
 140 Makefile: $(srcdir)/Makefile.in config.status
 141         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 142
 143 # Depending on Makefile makes sure that config.status has been re-run
 144 # if needed.  This prevents problems with parallel builds.
 145 auto-target.h: stamp-h ; @true
 146 stamp-h: $(srcdir)/config.in config.status Makefile
 147         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 148
 149 config.status: $(srcdir)/configure $(srcdir)/config.host
 150         $(SHELL) ./config.status --recheck
 151
 152 AUTOCONF = autoconf
 153 configure_deps = \
 154         $(srcdir)/../config/enable.m4 \
 155         $(srcdir)/../config/tls.m4 \
 156         $(srcdir)/../config/acx.m4 \
 157         $(srcdir)/../config/no-executables.m4 \
 158         $(srcdir)/../config/override.m4 \
 159         $(srcdir)/../config/dfp.m4 \
 160
 161 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 162         cd $(srcdir) && $(AUTOCONF)
 163
 164 include $(gcc_objdir)/libgcc.mvars
 165
 166 # Flags to pass to recursive makes.
 167
 168 AR_FOR_TARGET = $(AR)
 169 AR_FLAGS_FOR_TARGET =
 170 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 171 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 172 AWK = @AWK@
 173 GCC_FOR_TARGET = $(CC)
 174 LIPO = @LIPO@
 175 LIPO_FOR_TARGET = $(LIPO)
 176 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 177 NM = @NM@
 178 NM_FOR_TARGET = $(NM)
 179 RANLIB_FOR_TARGET = $(RANLIB)
 180 STRIP = @STRIP@
 181 STRIP_FOR_TARGET = $(STRIP)
 182
 183 # Directory in which the compiler finds libraries etc.
 184 libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)
 185 # Used to install the shared libgcc.
 186 slibdir = @slibdir@
 187 # Maybe used for DLLs on Windows targets.
 188 toolexecdir = @toolexecdir@
 189 toolexeclibdir = @toolexeclibdir@
 190
 191 export AR_FOR_TARGET
 192 export AR_CREATE_FOR_TARGET
 193 export AR_FLAGS_FOR_TARGET
 194 export AR_EXTRACT_FOR_TARGET
 195 export AWK
 196 export DESTDIR
 197 export GCC_FOR_TARGET
 198 export INCLUDES
 199 export INSTALL_DATA
 200 export LIB1ASMSRC
 201 export LIBGCC2_CFLAGS
 202 export LIPO_FOR_TARGET
 203 export MACHMODE_H
 204 export NM_FOR_TARGET
 205 export STRIP_FOR_TARGET
 206 export RANLIB_FOR_TARGET
 207 export libsubdir
 208 export slibdir
 209 export toolexecdir
 210 export toolexeclibdir
 211
 212 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 213
 214 ifeq ($(decimal_float),yes)
 215 ifeq ($(enable_decimal_float),bid)
 216 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 217 else
 218 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 219             -I$(srcdir)/../libdecnumber
 220 endif
 221 else
 222 DECNUMINC =
 223 endif
 224
 225 # Options to use when compiling libgcc2.a.
 226 #
 227 LIBGCC2_DEBUG_CFLAGS = -g
 228 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 229                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 230                  -fbuilding-libgcc -fno-stack-protector \
 231                  $(INHIBIT_LIBC_CFLAGS)
 232
 233 # Additional options to use when compiling libgcc2.a.
 234 # Some targets override this to -isystem include
 235 LIBGCC2_INCLUDES =
 236
 237 # Additional target-dependent options for compiling libgcc2.a.
 238 HOST_LIBGCC2_CFLAGS =
 239
 240 PICFLAG = @PICFLAG@
 241
 242 # Defined in libgcc2.c, included only in the static library.
 243 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 244
 245 # List of functions not to build from libgcc2.c.
 246 LIB2FUNCS_EXCLUDE =
 247
 248 # These might cause a divide overflow trap and so are compiled with
 249 # unwinder info.
 250 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 251
 252 # List of extra C and assembler files to add to static and shared libgcc2.
 253 # Assembler files should have names ending in `.S'.
 254 LIB2ADD =
 255
 256 # List of extra C and assembler files to add to static libgcc2.
 257 # Assembler files should have names ending in `.S'.
 258 LIB2ADD_ST =
 259
 260 # Specify the directories to be searched for header files.
 261 # Both . and srcdir are used, in that order,
 262 # so that *config.h will be found in the compilation
 263 # subdirectory rather than in the source directory.
 264 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 265 # currently being compiled, in both source trees, to be examined as well.
 266 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 267            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 268            -I$(srcdir)/../include $(DECNUMINC)
 269
 270 # Forcibly remove any profiling-related flags.  There is no point
 271 # in supporting profiled bootstrap in this library.
 272 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 273
 274 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 275 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 276 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 277 # include CFLAGS - that's where multilib options live.
 278 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 279                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 280
 281 # Options to use when compiling crtbegin/end.
 282 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 283   -finhibit-size-directive -fno-inline -fno-exceptions \
 284   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 285   -fno-stack-protector \
 286   $(INHIBIT_LIBC_CFLAGS)
 287
 288 # Extra flags to use when compiling crt{begin,end}.o.
 289 CRTSTUFF_T_CFLAGS =
 290
 291 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 292 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 293
 294 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 295 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 296 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 297
 298 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 299 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 300 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 301 gcc_s_compile = $(gcc_compile) -DSHARED
 302
 303 objects = $(filter %$(objext),$^)
 304
 305 # Collect any host-specific information from Makefile fragments.
 306
 307 LIBGCC_VER_GNU_PREFIX = __
 308 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 309 LIBGCC_VER_SYMBOLS_PREFIX =
 310
 311 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 312     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 313     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 314     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 315
 316 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 317     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 318     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 319     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 320
 321 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 322     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 323     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 324     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 325
 326 # Additional sources to handle exceptions; overridden by targets as needed.
 327 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 328   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 329 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 330 LIB2ADDEHSHARED = $(LIB2ADDEH)
 331
 332 # nm flags to list global symbols in libgcc object files.
 333 SHLIB_NM_FLAGS = -pg
 334
 335 # Don't build libunwind by default.
 336 LIBUNWIND =
 337 SHLIBUNWIND_LINK =
 338 SHLIBUNWIND_INSTALL =
 339
 340 tmake_file = @tmake_file@
 341 include $(srcdir)/empty.mk $(tmake_file)
 342
 343 # Collect target defines and headers from config.host.
 344 libgcc_tm_defines = @tm_defines@
 345 libgcc_tm_file = @tm_file@
 346 libgcc_tm.h: libgcc_tm.stamp; @true
 347 libgcc_tm.stamp:
 348         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 349                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 350         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 351         echo timestamp > $@
 352
 353 # Only handle shared libraries if both:
 354 #   - the user requested them
 355 #   - we know how to build them
 356 ifeq ($(SHLIB_LINK),)
 357   enable_shared := no
 358 endif
 359
 360 ifeq ($(enable_shared),yes)
 361   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 362
 363   install-shared = install-shared
 364
 365   ifneq ($(LIBUNWIND),)
 366     install-libunwind = install-libunwind
 367   endif
 368 endif
 369
 370 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 371 # the command line, and a #define to prevent libgcc2.h etc from
 372 # overriding that with #pragmas.
 373 vis_hide = @vis_hide@
 374
 375 ifneq (,$(vis_hide))
 376
 377 # If we have -fvisibility=hidden, then we need to generate hide
 378 # lists for object files implemented in assembly.
 379 ASM_HIDDEN_OP = @asm_hidden_op@
 380
 381 define gen-hide-list
 382 $(NM) -pg $< | \
 383   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 384          && $$3 !~ /.*@.*/ \
 385          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 386 mv -f $@T $@
 387 endef
 388 else
 389 gen-hide-list = echo > $@
 390 endif
 391
 392 ifneq ($(enable_shared),yes)
 393 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 394 endif
 395
 396 LIB2ADD += enable-execute-stack.c
 397
 398 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 399 # instead of LIB2ADD because that's the way to be sure on some targets
 400 # (e.g. *-*-darwin*) only one copy of it is linked.
 401 LIB2ADDEH += $(srcdir)/emutls.c
 402 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 403 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 404
 405 # Library members defined in libgcc2.c.
 406 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 407             _clear_cache _trampoline __main _absvsi2 \
 408             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 409             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 410             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 411             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 412             _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3        \
 413             _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
 414
 415 # The floating-point conversion routines that involve a single-word integer.
 416 # XX stands for the integer mode.
 417 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 418
 419 # Likewise double-word routines.
 420 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 421                $(patsubst %,_fixuns%XX,sf df xf tf) \
 422                $(patsubst %,_floatXX%,sf df xf tf) \
 423                $(patsubst %,_floatunXX%,sf df xf tf)
 424
 425 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 426   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 427   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 428 endif
 429
 430 # These might cause a divide overflow trap and so are compiled with
 431 # unwinder info.
 432 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 433
 434 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 435 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 436 # in LIB2FUNCS_EXCLUDE.
 437 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 438 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 439                        $(LIB2_DIVMOD_FUNCS))
 440
 441 # Build "libgcc1" (assembly) components.
 442
 443 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 444 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 445         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 446 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 447         $(gen-hide-list)
 448 libgcc-objects += $(lib1asmfuncs-o)
 449
 450 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 451 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 452         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 453 ifeq ($(enable_shared),yes)
 454
 455 libgcc-s-objects += $(lib1asmfuncs-s-o)
 456
 457 endif
 458
 459 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 460 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 461 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 462         $(gcc_compile) -DL$* -c $< $(vis_hide)
 463 libgcc-objects += $(lib2funcs-o)
 464
 465 ifeq ($(enable_shared),yes)
 466 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 467 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 468         $(gcc_s_compile) -DL$* -c $<
 469 libgcc-s-objects += $(lib2funcs-s-o)
 470 endif
 471
 472 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 473 # Build libgcc2.c for each conversion function, with a specific
 474 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 475 # functions are built with a wordsize of 4; the TImode functions are
 476 # built with the same labels, but a wordsize of 8.
 477
 478 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 479 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 480 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 481
 482 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 483 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 484 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 485
 486 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 487
 488 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 489 ifeq ($(enable_shared),yes)
 490 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 491 endif
 492 endif
 493
 494 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 495 # Provide default flags for compiling divmod functions, if they haven't been
 496 # set already by a target-specific Makefile fragment.
 497 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 498 endif
 499
 500 # Build LIB2_DIVMOD_FUNCS.
 501 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 502 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 503         $(gcc_compile) -DL$* -c $< \
 504           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 505 libgcc-objects += $(lib2-divmod-o)
 506
 507 ifeq ($(enable_shared),yes)
 508 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 509 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 510         $(gcc_s_compile) -DL$* -c $< \
 511           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 512 libgcc-s-objects += $(lib2-divmod-s-o)
 513 endif
 514
 515 ifeq ($(TPBIT),)
 516 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 517 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 518 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 519 endif
 520
 521 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 522 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 523 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 524
 525 fpbit-src := $(srcdir)/fp-bit.c
 526
 527 # Build FPBIT.
 528 ifneq ($(FPBIT),)
 529 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 530 $(fpbit-o): %$(objext): $(fpbit-src)
 531         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 532 libgcc-objects += $(fpbit-o)
 533
 534 ifeq ($(enable_shared),yes)
 535 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 536 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 537         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 538 libgcc-s-objects += $(fpbit-s-o)
 539 endif
 540 endif
 541
 542 # Build DPBIT.
 543 ifneq ($(DPBIT),)
 544 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 545 $(dpbit-o): %$(objext): $(fpbit-src)
 546         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 547 libgcc-objects += $(dpbit-o)
 548
 549 ifeq ($(enable_shared),yes)
 550 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 551 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 552         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 553 libgcc-s-objects += $(dpbit-s-o)
 554 endif
 555 endif
 556
 557 # Build TPBIT.
 558 ifneq ($(TPBIT),)
 559 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 560 $(tpbit-o): %$(objext): $(fpbit-src)
 561         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 562 libgcc-objects += $(tpbit-o)
 563
 564 ifeq ($(enable_shared),yes)
 565 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 566 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 567         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 568 libgcc-s-objects += $(tpbit-s-o)
 569 endif
 570 endif
 571
 572 # Build decimal floating point support.
 573 ifeq ($(decimal_float),yes)
 574
 575 # If $DFP_ENABLE is set, then we want all data type sizes.
 576 ifneq ($(DFP_ENABLE),)
 577 D32PBIT = 1
 578 D64PBIT = 1
 579 D128PBIT = 1
 580 endif
 581
 582 dfp-filenames =
 583 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 584 ifeq ($(enable_decimal_float),bid)
 585 dfp-filenames += bid_decimal_globals bid_decimal_data \
 586                  bid_binarydecimal bid_convert_data \
 587                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 588                  bid128_noncomp bid128_fma bid_round bid_from_int \
 589                  bid64_add bid128_add bid64_div bid128_div \
 590                  bid64_mul bid128_mul bid64_compare bid128_compare \
 591                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 592                  bid64_to_int32 bid64_to_int64 \
 593                  bid64_to_uint32 bid64_to_uint64 \
 594                  bid128_to_int32 bid128_to_int64 \
 595                  bid128_to_uint32 bid128_to_uint64
 596 else
 597 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 598 endif
 599 endif
 600
 601 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 602 ifeq ($(enable_decimal_float),bid)
 603 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 604 else
 605 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 606 endif
 607         $(gcc_compile) -c $<
 608 libgcc-objects += $(dfp-objects)
 609
 610 decbits-filenames =
 611 ifneq ($(enable_decimal_float),bid)
 612 ifneq ($(D32PBIT),)
 613 decbits-filenames += decimal32
 614 endif
 615
 616 ifneq ($(D64PBIT),)
 617 decbits-filenames += decimal64
 618 endif
 619
 620 ifneq ($(D128PBIT),)
 621 decbits-filenames += decimal128
 622 endif
 623 endif
 624
 625 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 626 ifeq ($(enable_decimal_float),bid)
 627 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 628 else
 629 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 630 endif
 631         $(gcc_compile) -c $<
 632 libgcc-objects += $(decbits-objects)
 633
 634 # Next build individual support functions.
 635 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 636         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 637         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 638         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 639         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 640         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 641         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 642
 643 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 644         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 645         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 646         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 647         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 648         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 649         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 650
 651 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 652         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 653         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 654         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 655         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 656         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 657         _td_to_sd _td_to_dd _unord_td _conv_td
 658
 659 ifeq ($(enable_decimal_float),bid)
 660 ifneq ($(D32PBIT),)
 661 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 662 endif
 663
 664 ifneq ($(D64PBIT),)
 665 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 666 endif
 667
 668 ifneq ($(D128PBIT),)
 669 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 670 endif
 671 endif
 672
 673 ifneq ($(D32PBIT),)
 674 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 675 ifeq ($(enable_decimal_float),bid)
 676 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 677 else
 678 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 679 endif
 680         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 681 libgcc-objects += $(d32pbit-o)
 682 endif
 683
 684 ifneq ($(D64PBIT),)
 685 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 686 ifeq ($(enable_decimal_float),bid)
 687 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 688 else
 689 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 690 endif
 691         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 692 libgcc-objects += $(d64pbit-o)
 693 endif
 694
 695 ifneq ($(D128PBIT),)
 696 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 697 ifeq ($(enable_decimal_float),bid)
 698 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 699 else
 700 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 701 endif
 702         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 703 libgcc-objects += $(d128pbit-o)
 704 endif
 705
 706 endif
 707
 708 ifeq ($(SYNC),yes)
 709 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 710                             sync_fetch_and_$(op) \
 711                             sync_$(op)_and_fetch) \
 712                           sync_bool_compare_and_swap \
 713                           sync_val_compare_and_swap \
 714                           sync_lock_test_and_set
 715
 716 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 717                             $(foreach suffix, 1 2 4 8 16, \
 718                               $(prefix)_$(suffix)))
 719
 720 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 721 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 722         $(gcc_compile) $(SYNC_CFLAGS) \
 723           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 724           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 725           -c $< $(vis_hide)
 726 libgcc-objects += $(libgcc-sync-size-funcs-o)
 727
 728 libgcc-sync-funcs := sync_synchronize
 729
 730 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 731 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 732         $(gcc_compile) $(SYNC_CFLAGS) \
 733           -DL$* \
 734           -c $< $(vis_hide)
 735 libgcc-objects += $(libgcc-sync-funcs-o)
 736
 737 ifeq ($(enable_shared),yes)
 738 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 739                                $(libgcc-sync-size-funcs))
 740 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 741         $(gcc_s_compile) $(SYNC_CFLAGS) \
 742           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 743           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 744           -c $<
 745 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 746
 747 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 748 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 749         $(gcc_s_compile) $(SYNC_CFLAGS) \
 750           -DL$* \
 751           -c $<
 752 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 753 endif
 754 endif
 755
 756 # Build fixed-point support.
 757 ifeq ($(fixed_point),yes)
 758
 759 # Generate permutations of function name and mode
 760 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 761 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 762 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 763
 764 # Generate the rules for each arithmetic function
 765 iter-items := $(fixed-funcs)
 766 iter-labels := $(fixed-labels)
 767 iter-from := $(fixed-modes)
 768 iter-to := $(fixed-modes)
 769 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 770
 771 # Add arithmetic functions to list of objects to be built
 772 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 773 ifeq ($(enable_shared),yes)
 774 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 775 endif
 776
 777 # Convert from or to fractional
 778 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 779 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 780 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 781 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 782
 783 # Generate the make rules for each conversion function
 784 iter-items := $(fixed-conv-funcs)
 785 iter-labels := $(fixed-conv-labels)
 786 iter-from := $(fixed-conv-from)
 787 iter-to := $(fixed-conv-to)
 788 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 789
 790 # Add conversion functions to list of objects to be built
 791 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 792 ifeq ($(enable_shared),yes)
 793 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 794 endif
 795
 796 endif
 797
 798 # Build LIB2ADD and LIB2ADD_ST.
 799 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 800 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 801 endif
 802
 803 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 804 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 805
 806 c_flags :=
 807 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 808 include $(iterator)
 809
 810 ifeq ($(enable_shared),yes)
 811 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 812 endif
 813
 814 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 815 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 816 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 817
 818 c_flags := -fexceptions
 819
 820 ifeq ($(enable_shared),yes)
 821
 822 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 823 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 824
 825 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 826 include $(iterator)
 827
 828 else
 829 # Not shared.  LIB2ADDEH are added to libgcc.a.
 830
 831 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 832
 833 iter-items := $(LIB2ADDEH)
 834 include $(iterator)
 835
 836 endif
 837
 838 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 839 # not generate calls to __gcc_personality_v0.
 840
 841 c_flags := -fno-exceptions
 842
 843 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 844
 845 ifeq ($(enable_shared),yes)
 846 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 847 endif
 848
 849 iter-items := $(LIBUNWIND)
 850 include $(iterator)
 851
 852 # Build libgcov components.
 853
 854 # Defined in libgcov.c, included only in gcov library
 855 LIBGCOV = _gcov _gcov_merge_add _gcov_merge_single _gcov_merge_delta \
 856     _gcov_fork _gcov_execl _gcov_execlp _gcov_execle \
 857     _gcov_execv _gcov_execvp _gcov_execve _gcov_reset _gcov_dump \
 858     _gcov_interval_profiler _gcov_pow2_profiler _gcov_one_value_profiler \
 859     _gcov_indirect_call_profiler _gcov_average_profiler _gcov_ior_profiler \
 860     _gcov_merge_ior
 861
 862 libgcov-objects = $(patsubst %,%$(objext),$(LIBGCOV))
 863
 864 $(libgcov-objects): %$(objext): $(srcdir)/libgcov.c
 865         $(gcc_compile) -DL$* -c $(srcdir)/libgcov.c
 866
 867
 868 # Static libraries.
 869 libgcc.a: $(libgcc-objects)
 870 libgcov.a: $(libgcov-objects)
 871 libunwind.a: $(libunwind-objects)
 872 libgcc_eh.a: $(libgcc-eh-objects)
 873
 874 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 875         -rm -f $@
 876
 877         objects="$(objects)";                                   \
 878         if test -z "$$objects"; then                            \
 879           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 880           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 881              -o eh_dummy$(objext);                              \
 882           objects=eh_dummy$(objext);                            \
 883         fi;                                                     \
 884         $(AR_CREATE_FOR_TARGET) $@ $$objects
 885
 886         $(RANLIB) $@
 887
 888 all: libgcc.a libgcov.a
 889
 890 ifneq ($(LIBUNWIND),)
 891 all: libunwind.a
 892 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 893 endif
 894
 895 ifeq ($(enable_shared),yes)
 896 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 897 ifneq ($(LIBUNWIND),)
 898 all: libunwind$(SHLIB_EXT)
 899 endif
 900 endif
 901
 902 ifeq ($(enable_shared),yes)
 903
 904 # Map-file generation.
 905 ifneq ($(SHLIB_MKMAP),)
 906 libgcc.map: $(SHLIB_MKMAP) $(SHLIB_MAPFILES) $(libgcc-s-objects)
 907         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 908           cat $(SHLIB_MAPFILES) \
 909             | sed -e '/^[       ]*#/d' \
 910                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 911             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 912         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 913         mv tmp-$@ $@
 914 libgcc_s$(SHLIB_EXT): libgcc.map
 915 mapfile = libgcc.map
 916 endif
 917
 918 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 919         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 920             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 921
 922 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 923         # @multilib_flags@ is still needed because this may use
 924         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 925         # @multilib_dir@ is not really necessary, but sometimes it has
 926         # more uses than just a directory name.
 927         $(mkinstalldirs) $(MULTIDIR)
 928         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 929                 @multilib_dir@,$(MULTIDIR),$(subst \
 930                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 931                 @shlib_base_name@,libgcc_s,$(subst \
 932                 @shlib_map_file@,$(mapfile),$(subst \
 933                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 934                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 935
 936 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 937         # @multilib_flags@ is still needed because this may use
 938         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 939         # @multilib_dir@ is not really necessary, but sometimes it has
 940         # more uses than just a directory name.
 941         $(mkinstalldirs) $(MULTIDIR)
 942         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 943                 @multilib_dir@,$(MULTIDIR),$(subst \
 944                 @shlib_objs@,$(objects),$(subst \
 945                 @shlib_base_name@,libunwind,$(subst \
 946                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 947
 948 endif
 949
 950 # Build the standard GCC startfiles and endfiles.
 951 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
 952 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
 953
 954 ifeq ($(CUSTOM_CRTSTUFF),)
 955 # Compile two additional files that are linked with every program
 956 # linked using GCC on systems using COFF or ELF, for the sake of C++
 957 # constructors.
 958 crtbegin$(objext): $(srcdir)/crtstuff.c
 959         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
 960
 961 crtend$(objext): $(srcdir)/crtstuff.c
 962         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
 963
 964 # These are versions of crtbegin and crtend for shared libraries.
 965 crtbeginS$(objext): $(srcdir)/crtstuff.c
 966         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
 967
 968 crtendS$(objext): $(srcdir)/crtstuff.c
 969         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
 970
 971 # This is a version of crtbegin for -static links.
 972 crtbeginT$(objext): $(srcdir)/crtstuff.c
 973         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
 974 endif
 975
 976 ifeq ($(CUSTOM_CRTIN),)
 977 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
 978 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
 979         $(crt_compile) -c -x assembler-with-cpp $<
 980
 981 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
 982         $(crt_compile) -c -x assembler-with-cpp $<
 983 endif
 984
 985 # Build extra startfiles in the libgcc directory.
 986 .PHONY: libgcc-extra-parts
 987 libgcc-extra-parts: $(EXTRA_PARTS)
 988
 989         # Early copyback; see "all" above for the rationale.  The
 990         # early copy is necessary so that the gcc -B options find
 991         # the right startup files when linking shared libgcc.
 992         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
 993         parts="$(EXTRA_PARTS)";                                 \
 994         for file in $$parts; do                                 \
 995           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
 996           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
 997           case $$file in                                        \
 998             *.a)                                                \
 999               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1000           esac;                                                 \
1001         done
1002
1003 all: $(extra-parts)
1004
1005 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1006         $(libgcov-objects) \
1007         $(libunwind-objects) $(libunwind-s-objects) \
1008         $(EXTRA_PARTS): libgcc_tm.h
1009
1010 # Copy unwind.h to the place where gcc will look for it at build-time
1011 install-unwind_h-forbuild:
1012         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1013         cp unwind.h $$dest; \
1014         chmod a+r $$dest; \
1015         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1016
1017 # Copy unwind.h to the place where gcc will look at run-time, once installed
1018 #
1019 # This is redundant with the internal copy above when using a regular toplevel
1020 # "install" target, because gcc's install will copy to the destination as well.
1021 #
1022 # This is however useful for "install-no-fixincludes" case, when only the gcc
1023 # internal headers are copied by gcc's install.
1024 install-unwind_h:
1025         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1026         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1027
1028 all: install-unwind_h-forbuild
1029
1030 # Documentation targets (empty).
1031 .PHONY: info html dvi pdf install-info install-html install-pdf
1032
1033 info:
1034 install-info:
1035 html:
1036 install-html:
1037 dvi:
1038 pdf:
1039 install-pdf:
1040
1041 # Install rules.  These do not depend on "all", so that they can be invoked
1042 # recursively from it.
1043 install-libunwind:
1044         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1045
1046         # NOTE: Maybe this should go into $(inst_libdir), but this
1047         # is where the old mklibgcc.in put it.
1048         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1049         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1050         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1051
1052         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1053                 @shlib_base_name@,libunwind,$(subst \
1054                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1055
1056 install-shared:
1057         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1058
1059         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1060         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1061         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1062
1063         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1064                 @shlib_base_name@,libgcc_s,$(subst \
1065                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1066
1067 install-leaf: $(install-shared) $(install-libunwind)
1068         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1069
1070         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1071         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1072         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1073         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1074         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1075         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1076
1077         parts="$(INSTALL_PARTS)";                               \
1078         for file in $$parts; do                                 \
1079           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1080           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1081           case $$file in                                        \
1082             *.a)                                                \
1083               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1084           esac;                                                 \
1085         done
1086
1087 install: install-leaf install-unwind_h
1088         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1089
1090 install-strip: install
1091
1092 .PHONY: install install-shared install-libunwind install-strip
1093 .PHONY: install-unwind_h install-unwind_h-forbuild
1094
1095 # Don't export variables to the environment, in order to not confuse
1096 # configure.
1097 .NOEXPORT:
1098
1099 include $(srcdir)/empty.mk $(wildcard *.dep)