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