libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2015 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GCC.
   6 #
   7 # GCC is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU Library General Public License as published by the Free
   9 # Software Foundation; either version 3 of the License, or (at your option)
  10 # any later version.
  11 #
  12 # GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15 # more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with GCC; see the file COPYING3.  If not see
  19 # <http://www.gnu.org/licenses/>.
  20 #
  21
  22 libgcc_topdir = @libgcc_topdir@
  23 host_subdir = @host_subdir@
  24
  25 gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
  26
  27 srcdir = @srcdir@
  28
  29 prefix = @prefix@
  30
  31 exec_prefix = @exec_prefix@
  32 libdir = @libdir@
  33 shlib_slibdir = @slibdir@
  34
  35 SHELL = @SHELL@
  36
  37 cpu_type = @cpu_type@
  38 enable_shared = @enable_shared@
  39 double_type_size = @double_type_size@
  40 long_double_type_size = @long_double_type_size@
  41 decimal_float = @decimal_float@
  42 enable_vtable_verify = @enable_vtable_verify@
  43 enable_decimal_float = @enable_decimal_float@
  44 fixed_point = @fixed_point@
  45 with_aix_soname = @with_aix_soname@
  46
  47 host_noncanonical = @host_noncanonical@
  48 target_noncanonical = @target_noncanonical@
  49
  50 # List of extra object files that should be compiled for this target machine.
  51 # The rules for compiling them should be in the t-* file for the machine.
  52 EXTRA_PARTS = @extra_parts@
  53
  54 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  55
  56 extra-parts = libgcc-extra-parts
  57
  58 # Multilib support variables.
  59 MULTISRCTOP =
  60 MULTIBUILDTOP =
  61 MULTIDIRS =
  62 MULTISUBDIR =
  63 MULTIDO = true
  64 MULTICLEAN = true
  65
  66 INSTALL = @INSTALL@
  67 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  68 INSTALL_DATA = @INSTALL_DATA@
  69 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  70 INSTALL_PARTS = $(EXTRA_PARTS)
  71
  72 objext = .o
  73
  74 AR = @AR@
  75 AR_FLAGS = rc
  76
  77 CC = @CC@
  78 CFLAGS = @CFLAGS@
  79 RANLIB = @RANLIB@
  80 LN_S = @LN_S@
  81
  82 PWD_COMMAND = $${PWDCMD-pwd}
  83
  84 # Flags to pass to a recursive make.
  85 FLAGS_TO_PASS = \
  86         "AR=$(AR)" \
  87         "AR_FLAGS=$(AR_FLAGS)" \
  88         "CC=$(CC)" \
  89         "CFLAGS=$(CFLAGS)" \
  90         "DESTDIR=$(DESTDIR)" \
  91         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  92         "HDEFINES=$(HDEFINES)" \
  93         "INSTALL=$(INSTALL)" \
  94         "INSTALL_DATA=$(INSTALL_DATA)" \
  95         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
  96         "LDFLAGS=$(LDFLAGS)" \
  97         "LOADLIBES=$(LOADLIBES)" \
  98         "RANLIB=$(RANLIB)" \
  99         "SHELL=$(SHELL)" \
 100         "prefix=$(prefix)" \
 101         "exec_prefix=$(exec_prefix)" \
 102         "libdir=$(libdir)" \
 103         "libsubdir=$(libsubdir)" \
 104         "tooldir=$(tooldir)"
 105
 106 # Dependencies for "all" are set later in the file.
 107 all: all-multi
 108         # Now that we have built all the objects, we need to copy
 109         # them back to the GCC directory.  Too many things (other
 110         # in-tree libraries, and DejaGNU) know about the layout
 111         # of the build tree, for now.
 112         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 113           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 114
 115 .PHONY: all-multi
 116 all-multi:
 117         # If this is the top-level multilib, build all the other
 118         # multilibs.
 119         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 120
 121 .PHONY: check installcheck
 122 check:
 123 installcheck:
 124
 125 .PHONY: all clean
 126
 127 clean:
 128         -rm -f libgcc_tm.h libgcc.map
 129         -rm -f libgcc_tm.stamp stmp-ldirs
 130         -rm -f *$(objext)
 131         -rm -f *.dep
 132         -rm -f *.a
 133         -rm -f libunwind$(SHLIB_EXT)
 134         -rm -f libgcc_s*
 135         @$(MULTICLEAN) multi-clean DO=clean
 136 distclean: clean
 137         @$(MULTICLEAN) multi-clean DO=distclean
 138         -rm -f auto-target.h
 139         -rm -f stamp-h
 140         -rm -f *~ Makefile config.cache config.status multilib.out
 141         -rm -f config.log
 142 maintainer-clean realclean: distclean
 143
 144 Makefile: $(srcdir)/Makefile.in config.status
 145         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 146
 147 # Depending on Makefile makes sure that config.status has been re-run
 148 # if needed.  This prevents problems with parallel builds.
 149 auto-target.h: stamp-h ; @true
 150 stamp-h: $(srcdir)/config.in config.status Makefile
 151         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 152
 153 config.status: $(srcdir)/configure $(srcdir)/config.host
 154         $(SHELL) ./config.status --recheck
 155
 156 AUTOCONF = autoconf
 157 configure_deps = \
 158         $(srcdir)/../config/enable.m4 \
 159         $(srcdir)/../config/tls.m4 \
 160         $(srcdir)/../config/acx.m4 \
 161         $(srcdir)/../config/no-executables.m4 \
 162         $(srcdir)/../config/override.m4 \
 163         $(srcdir)/../config/dfp.m4 \
 164
 165 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 166         cd $(srcdir) && $(AUTOCONF)
 167
 168 include $(gcc_objdir)/libgcc.mvars
 169
 170 # Flags to pass to recursive makes.
 171
 172 AR_FOR_TARGET = $(AR)
 173 AR_FLAGS_FOR_TARGET =
 174 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 175 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 176 AWK = @AWK@
 177 GCC_FOR_TARGET = $(CC)
 178 LIPO = @LIPO@
 179 LIPO_FOR_TARGET = $(LIPO)
 180 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 181 NM = @NM@
 182 NM_FOR_TARGET = $(NM)
 183 RANLIB_FOR_TARGET = $(RANLIB)
 184 STRIP = @STRIP@
 185 STRIP_FOR_TARGET = $(STRIP)
 186
 187 # Directory in which the compiler finds libraries etc.
 188 libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)@accel_dir_suffix@
 189 # Used to install the shared libgcc.
 190 slibdir = @slibdir@
 191 # Maybe used for DLLs on Windows targets.
 192 toolexecdir = @toolexecdir@
 193 toolexeclibdir = @toolexeclibdir@
 194
 195 export AR_FOR_TARGET
 196 export AR_CREATE_FOR_TARGET
 197 export AR_FLAGS_FOR_TARGET
 198 export AR_EXTRACT_FOR_TARGET
 199 export AWK
 200 export DESTDIR
 201 export GCC_FOR_TARGET
 202 export INCLUDES
 203 export INSTALL_DATA
 204 export LIB1ASMSRC
 205 export LIBGCC2_CFLAGS
 206 export LIPO_FOR_TARGET
 207 export MACHMODE_H
 208 export NM_FOR_TARGET
 209 export STRIP_FOR_TARGET
 210 export RANLIB_FOR_TARGET
 211 export libsubdir
 212 export slibdir
 213 export toolexecdir
 214 export toolexeclibdir
 215
 216 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 217
 218 ifeq ($(decimal_float),yes)
 219 ifeq ($(enable_decimal_float),bid)
 220 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 221 else
 222 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 223             -I$(srcdir)/../libdecnumber
 224 endif
 225 else
 226 DECNUMINC =
 227 endif
 228
 229 # Options to use when compiling libgcc2.a.
 230 #
 231 LIBGCC2_DEBUG_CFLAGS = -g
 232 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 233                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 234                  -fbuilding-libgcc -fno-stack-protector \
 235                  $(INHIBIT_LIBC_CFLAGS)
 236
 237 # Additional options to use when compiling libgcc2.a.
 238 # Some targets override this to -isystem include
 239 LIBGCC2_INCLUDES =
 240
 241 # Additional target-dependent options for compiling libgcc2.a.
 242 HOST_LIBGCC2_CFLAGS =
 243
 244 PICFLAG = @PICFLAG@
 245
 246 # Defined in libgcc2.c, included only in the static library.
 247 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 248
 249 # List of functions not to build from libgcc2.c.
 250 LIB2FUNCS_EXCLUDE =
 251
 252 # These might cause a divide overflow trap and so are compiled with
 253 # unwinder info.
 254 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 255
 256 # List of extra C and assembler files to add to static and shared libgcc2.
 257 # Assembler files should have names ending in `.S'.
 258 LIB2ADD =
 259
 260 # List of extra C and assembler files to add to static libgcc2.
 261 # Assembler files should have names ending in `.S'.
 262 LIB2ADD_ST =
 263
 264 # Specify the directories to be searched for header files.
 265 # Both . and srcdir are used, in that order,
 266 # so that *config.h will be found in the compilation
 267 # subdirectory rather than in the source directory.
 268 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 269 # currently being compiled, in both source trees, to be examined as well.
 270 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 271            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 272            -I$(srcdir)/../include $(DECNUMINC)
 273
 274 # Forcibly remove any profiling-related flags.  There is no point
 275 # in supporting profiled bootstrap in this library.
 276 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 277
 278 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 279 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 280 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 281 # include CFLAGS - that's where multilib options live.
 282 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 283                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 284
 285 # Options to use when compiling crtbegin/end.
 286 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 287   -finhibit-size-directive -fno-inline -fno-exceptions \
 288   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 289   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 290   $(INHIBIT_LIBC_CFLAGS)
 291
 292 # Extra flags to use when compiling crt{begin,end}.o.
 293 CRTSTUFF_T_CFLAGS =
 294
 295 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 296 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 297
 298 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 299 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 300 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 301
 302 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 303 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 304 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 305 gcc_s_compile = $(gcc_compile) -DSHARED
 306
 307 objects = $(filter %$(objext),$^)
 308
 309 # Collect any host-specific information from Makefile fragments.
 310
 311 LIBGCC_VER_GNU_PREFIX = __
 312 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 313 LIBGCC_VER_SYMBOLS_PREFIX =
 314
 315 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 316     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 317     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 318     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 319
 320 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 321     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 322     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 323     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 324
 325 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 326     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 327     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 328     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 329
 330 # Additional sources to handle exceptions; overridden by targets as needed.
 331 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 332   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 333 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 334 LIB2ADDEHSHARED = $(LIB2ADDEH)
 335
 336 # nm flags to list global symbols in libgcc object files.
 337 SHLIB_NM_FLAGS = -pg
 338
 339 # Don't build libunwind by default.
 340 LIBUNWIND =
 341 SHLIBUNWIND_LINK =
 342 SHLIBUNWIND_INSTALL =
 343
 344 tmake_file = @tmake_file@
 345 include $(srcdir)/empty.mk $(tmake_file)
 346
 347 # Collect target defines and headers from config.host.
 348 libgcc_tm_defines = @tm_defines@
 349 libgcc_tm_file = @tm_file@
 350 libgcc_tm.h: libgcc_tm.stamp; @true
 351 libgcc_tm.stamp:
 352         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 353                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 354         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 355         echo timestamp > $@
 356
 357 # Only handle shared libraries if both:
 358 #   - the user requested them
 359 #   - we know how to build them
 360 ifeq ($(SHLIB_LINK),)
 361   enable_shared := no
 362 endif
 363
 364 ifeq ($(enable_shared),yes)
 365   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 366
 367   install-shared = install-shared
 368
 369   ifneq ($(LIBUNWIND),)
 370     install-libunwind = install-libunwind
 371   endif
 372 endif
 373
 374 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 375 # the command line, and a #define to prevent libgcc2.h etc from
 376 # overriding that with #pragmas.
 377 vis_hide = @vis_hide@
 378
 379 ifneq (,$(vis_hide))
 380
 381 # If we have -fvisibility=hidden, then we need to generate hide
 382 # lists for object files implemented in assembly.
 383 ASM_HIDDEN_OP = @asm_hidden_op@
 384
 385 define gen-hide-list
 386 $(NM) -pg $< | \
 387   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 388          && $$3 !~ /.*@.*/ \
 389          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 390 mv -f $@T $@
 391 endef
 392 else
 393 gen-hide-list = echo > $@
 394 endif
 395
 396 ifneq ($(enable_shared),yes)
 397 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 398 endif
 399
 400 LIB2ADD += enable-execute-stack.c
 401
 402 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 403 # instead of LIB2ADD because that's the way to be sure on some targets
 404 # (e.g. *-*-darwin*) only one copy of it is linked.
 405 LIB2ADDEH += $(srcdir)/emutls.c
 406 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 407 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 408
 409 # Library members defined in libgcc2.c.
 410 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 411             _clear_cache _trampoline __main _absvsi2 \
 412             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 413             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 414             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 415             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 416             _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3        \
 417             _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
 418
 419 # The floating-point conversion routines that involve a single-word integer.
 420 # XX stands for the integer mode.
 421 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 422
 423 # Likewise double-word routines.
 424 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 425                $(patsubst %,_fixuns%XX,sf df xf tf) \
 426                $(patsubst %,_floatXX%,sf df xf tf) \
 427                $(patsubst %,_floatunXX%,sf df xf tf)
 428
 429 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 430   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 431   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 432 endif
 433
 434 # These might cause a divide overflow trap and so are compiled with
 435 # unwinder info.
 436 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 437
 438 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 439 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 440 # in LIB2FUNCS_EXCLUDE.
 441 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 442 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 443                        $(LIB2_DIVMOD_FUNCS))
 444
 445 # Build "libgcc1" (assembly) components.
 446
 447 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 448 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 449         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 450 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 451         $(gen-hide-list)
 452 libgcc-objects += $(lib1asmfuncs-o)
 453
 454 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 455 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 456         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 457 ifeq ($(enable_shared),yes)
 458
 459 libgcc-s-objects += $(lib1asmfuncs-s-o)
 460
 461 endif
 462
 463 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 464 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 465 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 466         $(gcc_compile) -DL$* -c $< $(vis_hide)
 467 libgcc-objects += $(lib2funcs-o)
 468
 469 ifeq ($(enable_shared),yes)
 470 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 471 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 472         $(gcc_s_compile) -DL$* -c $<
 473 libgcc-s-objects += $(lib2funcs-s-o)
 474 endif
 475
 476 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 477 # Build libgcc2.c for each conversion function, with a specific
 478 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 479 # functions are built with a wordsize of 4; the TImode functions are
 480 # built with the same labels, but a wordsize of 8.
 481
 482 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 483 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 484 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 485
 486 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 487 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 488 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 489
 490 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 491
 492 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 493 ifeq ($(enable_shared),yes)
 494 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 495 endif
 496 endif
 497
 498 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 499 # Provide default flags for compiling divmod functions, if they haven't been
 500 # set already by a target-specific Makefile fragment.
 501 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 502 endif
 503
 504 # Build LIB2_DIVMOD_FUNCS.
 505 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 506 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 507         $(gcc_compile) -DL$* -c $< \
 508           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 509 libgcc-objects += $(lib2-divmod-o)
 510
 511 ifeq ($(enable_shared),yes)
 512 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 513 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 514         $(gcc_s_compile) -DL$* -c $< \
 515           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 516 libgcc-s-objects += $(lib2-divmod-s-o)
 517 endif
 518
 519 ifeq ($(TPBIT),)
 520 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 521 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 522 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 523 endif
 524
 525 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 526 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 527 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 528
 529 fpbit-src := $(srcdir)/fp-bit.c
 530
 531 # Build FPBIT.
 532 ifneq ($(FPBIT),)
 533 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 534 $(fpbit-o): %$(objext): $(fpbit-src)
 535         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 536 libgcc-objects += $(fpbit-o)
 537
 538 ifeq ($(enable_shared),yes)
 539 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 540 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 541         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 542 libgcc-s-objects += $(fpbit-s-o)
 543 endif
 544 endif
 545
 546 # Build DPBIT.
 547 ifneq ($(DPBIT),)
 548 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 549 $(dpbit-o): %$(objext): $(fpbit-src)
 550         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 551 libgcc-objects += $(dpbit-o)
 552
 553 ifeq ($(enable_shared),yes)
 554 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 555 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 556         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 557 libgcc-s-objects += $(dpbit-s-o)
 558 endif
 559 endif
 560
 561 # Build TPBIT.
 562 ifneq ($(TPBIT),)
 563 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 564 $(tpbit-o): %$(objext): $(fpbit-src)
 565         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 566 libgcc-objects += $(tpbit-o)
 567
 568 ifeq ($(enable_shared),yes)
 569 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 570 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 571         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 572 libgcc-s-objects += $(tpbit-s-o)
 573 endif
 574 endif
 575
 576 # Build decimal floating point support.
 577 ifeq ($(decimal_float),yes)
 578
 579 # If $DFP_ENABLE is set, then we want all data type sizes.
 580 ifneq ($(DFP_ENABLE),)
 581 D32PBIT = 1
 582 D64PBIT = 1
 583 D128PBIT = 1
 584 endif
 585
 586 dfp-filenames =
 587 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 588 ifeq ($(enable_decimal_float),bid)
 589 dfp-filenames += bid_decimal_globals bid_decimal_data \
 590                  bid_binarydecimal bid_convert_data \
 591                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 592                  bid128_noncomp bid128_fma bid_round bid_from_int \
 593                  bid64_add bid128_add bid64_div bid128_div \
 594                  bid64_mul bid128_mul bid64_compare bid128_compare \
 595                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 596                  bid64_to_int32 bid64_to_int64 \
 597                  bid64_to_uint32 bid64_to_uint64 \
 598                  bid128_to_int32 bid128_to_int64 \
 599                  bid128_to_uint32 bid128_to_uint64
 600 else
 601 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 602 endif
 603 endif
 604
 605 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 606 ifeq ($(enable_decimal_float),bid)
 607 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 608 else
 609 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 610 endif
 611         $(gcc_compile) -c $<
 612 libgcc-objects += $(dfp-objects)
 613
 614 decbits-filenames =
 615 ifneq ($(enable_decimal_float),bid)
 616 ifneq ($(D32PBIT),)
 617 decbits-filenames += decimal32
 618 endif
 619
 620 ifneq ($(D64PBIT),)
 621 decbits-filenames += decimal64
 622 endif
 623
 624 ifneq ($(D128PBIT),)
 625 decbits-filenames += decimal128
 626 endif
 627 endif
 628
 629 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 630 ifeq ($(enable_decimal_float),bid)
 631 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 632 else
 633 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 634 endif
 635         $(gcc_compile) -c $<
 636 libgcc-objects += $(decbits-objects)
 637
 638 # Next build individual support functions.
 639 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 640         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 641         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 642         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 643         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 644         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 645         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 646
 647 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 648         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 649         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 650         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 651         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 652         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 653         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 654
 655 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 656         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 657         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 658         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 659         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 660         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 661         _td_to_sd _td_to_dd _unord_td _conv_td
 662
 663 ifeq ($(enable_decimal_float),bid)
 664 ifneq ($(D32PBIT),)
 665 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 666 endif
 667
 668 ifneq ($(D64PBIT),)
 669 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 670 endif
 671
 672 ifneq ($(D128PBIT),)
 673 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 674 endif
 675 endif
 676
 677 ifneq ($(D32PBIT),)
 678 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 679 ifeq ($(enable_decimal_float),bid)
 680 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 681 else
 682 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 683 endif
 684         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 685 libgcc-objects += $(d32pbit-o)
 686 endif
 687
 688 ifneq ($(D64PBIT),)
 689 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 690 ifeq ($(enable_decimal_float),bid)
 691 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 692 else
 693 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 694 endif
 695         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 696 libgcc-objects += $(d64pbit-o)
 697 endif
 698
 699 ifneq ($(D128PBIT),)
 700 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 701 ifeq ($(enable_decimal_float),bid)
 702 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 703 else
 704 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 705 endif
 706         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 707 libgcc-objects += $(d128pbit-o)
 708 endif
 709
 710 endif
 711
 712 ifeq ($(SYNC),yes)
 713 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 714                             sync_fetch_and_$(op) \
 715                             sync_$(op)_and_fetch) \
 716                           sync_bool_compare_and_swap \
 717                           sync_val_compare_and_swap \
 718                           sync_lock_test_and_set
 719
 720 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 721                             $(foreach suffix, 1 2 4 8 16, \
 722                               $(prefix)_$(suffix)))
 723
 724 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 725 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 726         $(gcc_compile) $(SYNC_CFLAGS) \
 727           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 728           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 729           -c $< $(vis_hide)
 730 libgcc-objects += $(libgcc-sync-size-funcs-o)
 731
 732 libgcc-sync-funcs := sync_synchronize
 733
 734 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 735 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 736         $(gcc_compile) $(SYNC_CFLAGS) \
 737           -DL$* \
 738           -c $< $(vis_hide)
 739 libgcc-objects += $(libgcc-sync-funcs-o)
 740
 741 ifeq ($(enable_shared),yes)
 742 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 743                                $(libgcc-sync-size-funcs))
 744 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 745         $(gcc_s_compile) $(SYNC_CFLAGS) \
 746           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 747           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 748           -c $<
 749 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 750
 751 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 752 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 753         $(gcc_s_compile) $(SYNC_CFLAGS) \
 754           -DL$* \
 755           -c $<
 756 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 757 endif
 758 endif
 759
 760 # Build fixed-point support.
 761 ifeq ($(fixed_point),yes)
 762
 763 # Generate permutations of function name and mode
 764 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 765 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 766 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 767
 768 # Generate the rules for each arithmetic function
 769 iter-items := $(fixed-funcs)
 770 iter-labels := $(fixed-labels)
 771 iter-from := $(fixed-modes)
 772 iter-to := $(fixed-modes)
 773 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 774
 775 # Add arithmetic functions to list of objects to be built
 776 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 777 ifeq ($(enable_shared),yes)
 778 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 779 endif
 780
 781 # Convert from or to fractional
 782 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 783 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 784 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 785 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 786
 787 # Generate the make rules for each conversion function
 788 iter-items := $(fixed-conv-funcs)
 789 iter-labels := $(fixed-conv-labels)
 790 iter-from := $(fixed-conv-from)
 791 iter-to := $(fixed-conv-to)
 792 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 793
 794 # Add conversion functions to list of objects to be built
 795 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 796 ifeq ($(enable_shared),yes)
 797 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 798 endif
 799
 800 endif
 801
 802 # Build LIB2ADD and LIB2ADD_ST.
 803 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 804 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 805 endif
 806
 807 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 808 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 809
 810 c_flags :=
 811 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 812 include $(iterator)
 813
 814 ifeq ($(enable_shared),yes)
 815 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 816 endif
 817
 818 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 819 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 820 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 821
 822 c_flags := -fexceptions
 823
 824 ifeq ($(enable_shared),yes)
 825
 826 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 827 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 828
 829 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 830 include $(iterator)
 831
 832 else
 833 # Not shared.  LIB2ADDEH are added to libgcc.a.
 834
 835 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 836
 837 iter-items := $(LIB2ADDEH)
 838 include $(iterator)
 839
 840 endif
 841
 842 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 843 # not generate calls to __gcc_personality_v0.
 844
 845 c_flags := -fno-exceptions
 846
 847 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 848
 849 ifeq ($(enable_shared),yes)
 850 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 851 endif
 852
 853 iter-items := $(LIBUNWIND)
 854 include $(iterator)
 855
 856 # Build libgcov components.
 857
 858 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single _gcov_merge_delta    \
 859         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 860 LIBGCOV_PROFILER = _gcov_interval_profiler _gcov_pow2_profiler          \
 861         _gcov_one_value_profiler _gcov_indirect_call_profiler           \
 862         _gcov_average_profiler _gcov_ior_profiler                       \
 863         _gcov_indirect_call_profiler_v2 _gcov_time_profiler             \
 864         _gcov_indirect_call_topn_profiler
 865 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 866         _gcov_execl _gcov_execlp                                        \
 867         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 868 LIBGCOV_DRIVER = _gcov
 869
 870 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 871 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 872 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 873 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 874 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 875                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 876
 877 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
 878         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 879 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
 880         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 881 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
 882         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 883 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 884   $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
 885         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 886
 887
 888 # Static libraries.
 889 libgcc.a: $(libgcc-objects)
 890 libgcov.a: $(libgcov-objects)
 891 libunwind.a: $(libunwind-objects)
 892 libgcc_eh.a: $(libgcc-eh-objects)
 893
 894 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 895         -rm -f $@
 896
 897         objects="$(objects)";                                   \
 898         if test -z "$$objects"; then                            \
 899           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 900           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 901              -o eh_dummy$(objext);                              \
 902           objects=eh_dummy$(objext);                            \
 903         fi;                                                     \
 904         $(AR_CREATE_FOR_TARGET) $@ $$objects
 905
 906         $(RANLIB) $@
 907
 908 all: libgcc.a libgcov.a
 909
 910 ifneq ($(LIBUNWIND),)
 911 all: libunwind.a
 912 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 913 endif
 914
 915 ifeq ($(enable_shared),yes)
 916 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 917 ifneq ($(LIBUNWIND),)
 918 all: libunwind$(SHLIB_EXT)
 919 endif
 920 endif
 921
 922 ifeq ($(enable_shared),yes)
 923
 924 # Map-file generation.
 925 ifneq ($(SHLIB_MKMAP),)
 926 libgcc.map.in: $(SHLIB_MAPFILES)
 927         { cat $(SHLIB_MAPFILES) \
 928             | sed -e '/^[       ]*#/d' \
 929                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 930             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 931         } > tmp-$@
 932         mv tmp-$@ $@
 933 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 934         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 935           cat libgcc.map.in; \
 936         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 937         mv tmp-$@ $@
 938 libgcc_s$(SHLIB_EXT): libgcc.map
 939 mapfile = libgcc.map
 940 endif
 941
 942 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 943         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 944             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 945
 946 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 947         # @multilib_flags@ is still needed because this may use
 948         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 949         # @multilib_dir@ is not really necessary, but sometimes it has
 950         # more uses than just a directory name.
 951         $(mkinstalldirs) $(MULTIDIR)
 952         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 953                 @multilib_dir@,$(MULTIDIR),$(subst \
 954                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 955                 @shlib_base_name@,libgcc_s,$(subst \
 956                 @shlib_map_file@,$(mapfile),$(subst \
 957                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 958                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 959
 960 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 961         # @multilib_flags@ is still needed because this may use
 962         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 963         # @multilib_dir@ is not really necessary, but sometimes it has
 964         # more uses than just a directory name.
 965         $(mkinstalldirs) $(MULTIDIR)
 966         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 967                 @multilib_dir@,$(MULTIDIR),$(subst \
 968                 @shlib_objs@,$(objects),$(subst \
 969                 @shlib_base_name@,libunwind,$(subst \
 970                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 971
 972 endif
 973
 974 # Build the standard GCC startfiles and endfiles.
 975 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
 976 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
 977
 978 ifeq ($(CUSTOM_CRTSTUFF),)
 979 # Compile two additional files that are linked with every program
 980 # linked using GCC on systems using COFF or ELF, for the sake of C++
 981 # constructors.
 982 crtbegin$(objext): $(srcdir)/crtstuff.c
 983         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
 984
 985 crtend$(objext): $(srcdir)/crtstuff.c
 986         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
 987
 988 # These are versions of crtbegin and crtend for shared libraries.
 989 crtbeginS$(objext): $(srcdir)/crtstuff.c
 990         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
 991
 992 crtendS$(objext): $(srcdir)/crtstuff.c
 993         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
 994
 995 # This is a version of crtbegin for -static links.
 996 crtbeginT$(objext): $(srcdir)/crtstuff.c
 997         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
 998
 999 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1000 # the end of tables with addresses, required for offloading.
1001 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1002         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1003
1004 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1005         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1006 endif
1007
1008 ifeq ($(enable_vtable_verify),yes)
1009 # These are used in vtable verification; see comments in source files for
1010 # more details.
1011 vtv_start$(objext): $(srcdir)/vtv_start.c
1012         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start.c
1013
1014 vtv_end$(objext): $(srcdir)/vtv_end.c
1015         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end.c
1016
1017 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1018         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start_preinit.c
1019
1020 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1021         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end_preinit.c
1022 endif
1023
1024 ifeq ($(CUSTOM_CRTIN),)
1025 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1026 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1027         $(crt_compile) -c -x assembler-with-cpp $<
1028
1029 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1030         $(crt_compile) -c -x assembler-with-cpp $<
1031 endif
1032
1033 # Build extra startfiles in the libgcc directory.
1034 .PHONY: libgcc-extra-parts
1035 libgcc-extra-parts: $(EXTRA_PARTS)
1036
1037         # Early copyback; see "all" above for the rationale.  The
1038         # early copy is necessary so that the gcc -B options find
1039         # the right startup files when linking shared libgcc.
1040         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1041         parts="$(EXTRA_PARTS)";                                 \
1042         for file in $$parts; do                                 \
1043           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1044           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1045           case $$file in                                        \
1046             *.a)                                                \
1047               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1048           esac;                                                 \
1049         done
1050
1051 all: $(extra-parts)
1052
1053 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1054         $(libgcov-objects) \
1055         $(libunwind-objects) $(libunwind-s-objects) \
1056         $(EXTRA_PARTS): libgcc_tm.h
1057
1058 # Copy unwind.h to the place where gcc will look for it at build-time
1059 install-unwind_h-forbuild:
1060         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1061         cp unwind.h $$dest; \
1062         chmod a+r $$dest; \
1063         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1064
1065 # Copy unwind.h to the place where gcc will look at run-time, once installed
1066 #
1067 # This is redundant with the internal copy above when using a regular toplevel
1068 # "install" target, because gcc's install will copy to the destination as well.
1069 #
1070 # This is however useful for "install-no-fixincludes" case, when only the gcc
1071 # internal headers are copied by gcc's install.
1072 install-unwind_h:
1073         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1074         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1075
1076 all: install-unwind_h-forbuild
1077
1078 # Documentation targets (empty).
1079 .PHONY: info html dvi pdf install-info install-html install-pdf
1080
1081 info:
1082 install-info:
1083 html:
1084 install-html:
1085 dvi:
1086 pdf:
1087 install-pdf:
1088
1089 # Install rules.  These do not depend on "all", so that they can be invoked
1090 # recursively from it.
1091 install-libunwind:
1092         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1093
1094         # NOTE: Maybe this should go into $(inst_libdir), but this
1095         # is where the old mklibgcc.in put it.
1096         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1097         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1098         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1099
1100         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1101                 @shlib_base_name@,libunwind,$(subst \
1102                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1103
1104 install-shared:
1105         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1106
1107         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1108         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1109         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1110
1111         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1112                 @shlib_base_name@,libgcc_s,$(subst \
1113                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1114
1115 install-leaf: $(install-shared) $(install-libunwind)
1116         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1117
1118         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1119         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1120         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1121         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1122         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1123         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1124
1125         parts="$(INSTALL_PARTS)";                               \
1126         for file in $$parts; do                                 \
1127           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1128           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1129           case $$file in                                        \
1130             *.a)                                                \
1131               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1132           esac;                                                 \
1133         done
1134
1135 install: install-leaf install-unwind_h
1136         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1137
1138 install-strip: install
1139
1140 .PHONY: install install-shared install-libunwind install-strip
1141 .PHONY: install-unwind_h install-unwind_h-forbuild
1142
1143 # Don't export variables to the environment, in order to not confuse
1144 # configure.
1145 .NOEXPORT:
1146
1147 include $(srcdir)/empty.mk $(wildcard *.dep)