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