libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2017 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 enable_execute_stack = @enable_execute_stack@
  47 unwind_header = @unwind_header@
  48 md_unwind_header = @md_unwind_header@
  49 sfp_machine_header = @sfp_machine_header@
  50 thread_header = @thread_header@
  51
  52 host_noncanonical = @host_noncanonical@
  53 real_host_noncanonical = @real_host_noncanonical@
  54 target_noncanonical = @target_noncanonical@
  55
  56 # List of extra object files that should be compiled for this target machine.
  57 # The rules for compiling them should be in the t-* file for the machine.
  58 EXTRA_PARTS = @extra_parts@
  59
  60 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  61
  62 extra-parts = libgcc-extra-parts
  63
  64 # Multilib support variables.
  65 MULTISRCTOP =
  66 MULTIBUILDTOP =
  67 MULTIDIRS =
  68 MULTISUBDIR =
  69 MULTIDO = true
  70 MULTICLEAN = true
  71
  72 INSTALL = @INSTALL@
  73 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  74 INSTALL_DATA = @INSTALL_DATA@
  75 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  76 INSTALL_PARTS = $(EXTRA_PARTS)
  77
  78 objext = .o
  79
  80 AR = @AR@
  81 AR_FLAGS = rc
  82
  83 CC = @CC@
  84 CFLAGS = @CFLAGS@
  85 RANLIB = @RANLIB@
  86 LN_S = @LN_S@
  87
  88 PWD_COMMAND = $${PWDCMD-pwd}
  89
  90 # Flags to pass to a recursive make.
  91 FLAGS_TO_PASS = \
  92         "AR=$(AR)" \
  93         "AR_FLAGS=$(AR_FLAGS)" \
  94         "CC=$(CC)" \
  95         "CFLAGS=$(CFLAGS)" \
  96         "DESTDIR=$(DESTDIR)" \
  97         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  98         "HDEFINES=$(HDEFINES)" \
  99         "INSTALL=$(INSTALL)" \
 100         "INSTALL_DATA=$(INSTALL_DATA)" \
 101         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
 102         "LDFLAGS=$(LDFLAGS)" \
 103         "LOADLIBES=$(LOADLIBES)" \
 104         "RANLIB=$(RANLIB)" \
 105         "SHELL=$(SHELL)" \
 106         "prefix=$(prefix)" \
 107         "exec_prefix=$(exec_prefix)" \
 108         "libdir=$(libdir)" \
 109         "libsubdir=$(libsubdir)" \
 110         "tooldir=$(tooldir)"
 111
 112 # Dependencies for "all" are set later in the file.
 113 all: all-multi
 114         # Now that we have built all the objects, we need to copy
 115         # them back to the GCC directory.  Too many things (other
 116         # in-tree libraries, and DejaGNU) know about the layout
 117         # of the build tree, for now.
 118         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 119           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 120
 121 .PHONY: all-multi
 122 all-multi:
 123         # If this is the top-level multilib, build all the other
 124         # multilibs.
 125         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 126
 127 .PHONY: check installcheck
 128 check:
 129 installcheck:
 130
 131 .PHONY: all clean
 132
 133 clean:
 134         -rm -f libgcc_tm.h libgcc.map
 135         -rm -f libgcc_tm.stamp stmp-ldirs
 136         -rm -f *$(objext)
 137         -rm -f *.dep
 138         -rm -f *.a
 139         -rm -f libunwind$(SHLIB_EXT)
 140         -rm -f libgcc_s*
 141         @$(MULTICLEAN) multi-clean DO=clean
 142 distclean: clean
 143         @$(MULTICLEAN) multi-clean DO=distclean
 144         -rm -f auto-target.h
 145         -rm -f stamp-h
 146         -rm -f *~ Makefile config.cache config.status multilib.out
 147         -rm -f config.log
 148 maintainer-clean realclean: distclean
 149
 150 Makefile: $(srcdir)/Makefile.in config.status
 151         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 152
 153 # Depending on Makefile makes sure that config.status has been re-run
 154 # if needed.  This prevents problems with parallel builds.
 155 auto-target.h: stamp-h ; @true
 156 stamp-h: $(srcdir)/config.in config.status Makefile
 157         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 158
 159 config.status: $(srcdir)/configure $(srcdir)/config.host
 160         $(SHELL) ./config.status --recheck
 161
 162 AUTOCONF = autoconf
 163 configure_deps = \
 164         $(srcdir)/../config/enable.m4 \
 165         $(srcdir)/../config/tls.m4 \
 166         $(srcdir)/../config/acx.m4 \
 167         $(srcdir)/../config/no-executables.m4 \
 168         $(srcdir)/../config/lib-ld.m4 \
 169         $(srcdir)/../config/override.m4 \
 170         $(srcdir)/../config/picflag.m4 \
 171         $(srcdir)/../config/dfp.m4 \
 172         $(srcdir)/../config/unwind_ipinfo.m4 \
 173         $(srcdir)/../config/gthr.m4 \
 174         $(srcdir)/../config/sjlj.m4
 175
 176 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 177         cd $(srcdir) && $(AUTOCONF)
 178
 179 include $(gcc_objdir)/libgcc.mvars
 180
 181 # Flags to pass to recursive makes.
 182
 183 AR_FOR_TARGET = $(AR)
 184 AR_FLAGS_FOR_TARGET =
 185 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 186 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 187 AWK = @AWK@
 188 GCC_FOR_TARGET = $(CC)
 189 LIPO = @LIPO@
 190 LIPO_FOR_TARGET = $(LIPO)
 191 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 192 NM = @NM@
 193 NM_FOR_TARGET = $(NM)
 194 RANLIB_FOR_TARGET = $(RANLIB)
 195 STRIP = @STRIP@
 196 STRIP_FOR_TARGET = $(STRIP)
 197
 198 # Directory in which the compiler finds libraries etc.
 199 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 200 # Used to install the shared libgcc.
 201 slibdir = @slibdir@
 202 # Maybe used for DLLs on Windows targets.
 203 toolexecdir = @toolexecdir@
 204 toolexeclibdir = @toolexeclibdir@
 205
 206 export AR_FOR_TARGET
 207 export AR_CREATE_FOR_TARGET
 208 export AR_FLAGS_FOR_TARGET
 209 export AR_EXTRACT_FOR_TARGET
 210 export AWK
 211 export DESTDIR
 212 export GCC_FOR_TARGET
 213 export INCLUDES
 214 export INSTALL_DATA
 215 export LIB1ASMSRC
 216 export LIBGCC2_CFLAGS
 217 export LIPO_FOR_TARGET
 218 export MACHMODE_H
 219 export NM_FOR_TARGET
 220 export STRIP_FOR_TARGET
 221 export RANLIB_FOR_TARGET
 222 export libsubdir
 223 export slibdir
 224 export toolexecdir
 225 export toolexeclibdir
 226
 227 version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER)
 228
 229 ifeq ($(decimal_float),yes)
 230 ifeq ($(enable_decimal_float),bid)
 231 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 232 else
 233 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 234             -I$(srcdir)/../libdecnumber
 235 endif
 236 else
 237 DECNUMINC =
 238 endif
 239
 240 # Options to use when compiling libgcc2.a.
 241 #
 242 LIBGCC2_DEBUG_CFLAGS = -g
 243 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 244                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 245                  -fbuilding-libgcc -fno-stack-protector \
 246                  $(INHIBIT_LIBC_CFLAGS)
 247
 248 # Additional options to use when compiling libgcc2.a.
 249 # Some targets override this to -isystem include
 250 LIBGCC2_INCLUDES =
 251
 252 # Additional target-dependent options for compiling libgcc2.a.
 253 HOST_LIBGCC2_CFLAGS =
 254
 255 PICFLAG = @PICFLAG@
 256
 257 # Defined in libgcc2.c, included only in the static library.
 258 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 259
 260 # List of functions not to build from libgcc2.c.
 261 LIB2FUNCS_EXCLUDE =
 262
 263 # List of extra C and assembler files to add to static and shared libgcc2.
 264 # Assembler files should have names ending in `.S'.
 265 LIB2ADD =
 266
 267 # List of extra C and assembler files to add to static libgcc2.
 268 # Assembler files should have names ending in `.S'.
 269 LIB2ADD_ST =
 270
 271 # Specify the directories to be searched for header files.
 272 # Both . and srcdir are used, in that order,
 273 # so that *config.h will be found in the compilation
 274 # subdirectory rather than in the source directory.
 275 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 276 # currently being compiled, in both source trees, to be examined as well.
 277 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 278            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 279            -I$(srcdir)/../include $(DECNUMINC)
 280
 281 # Forcibly remove any profiling-related flags.  There is no point
 282 # in supporting profiled bootstrap in this library.
 283 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 284
 285 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 286 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 287 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 288 # include CFLAGS - that's where multilib options live.
 289 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 290                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 291
 292 # Options to use when compiling crtbegin/end.
 293 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 294   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 295   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 296   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 297   $(INHIBIT_LIBC_CFLAGS)
 298
 299 # Extra flags to use when compiling crt{begin,end}.o.
 300 CRTSTUFF_T_CFLAGS =
 301
 302 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 303 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 304
 305 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 306 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 307 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 308
 309 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 310 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 311 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 312 gcc_s_compile = $(gcc_compile) -DSHARED
 313
 314 objects = $(filter %$(objext),$^)
 315
 316 # Collect any host-specific information from Makefile fragments.
 317
 318 LIBGCC_VER_GNU_PREFIX = __
 319 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 320 LIBGCC_VER_SYMBOLS_PREFIX =
 321
 322 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 323     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 324     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 325     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 326
 327 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 328     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 329     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 330     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 331
 332 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 333     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 334     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 335     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 336
 337 # Additional sources to handle exceptions; overridden by targets as needed.
 338 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 339   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 340 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 341 LIB2ADDEHSHARED = $(LIB2ADDEH)
 342
 343 # nm flags to list global symbols in libgcc object files.
 344 SHLIB_NM_FLAGS = -pg
 345
 346 # Don't build libunwind by default.
 347 LIBUNWIND =
 348 SHLIBUNWIND_LINK =
 349 SHLIBUNWIND_INSTALL =
 350
 351
 352 # Create links to files specified in config.host.
 353 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 354                sfp-machine.h gthr-default.h
 355
 356 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 357         -$(LN_S) $< $@
 358 unwind.h: $(srcdir)/$(unwind_header)
 359         -$(LN_S) $< $@
 360 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 361         -$(LN_S) $< $@
 362 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 363         -$(LN_S) $< $@
 364 gthr-default.h: $(srcdir)/$(thread_header)
 365         -$(LN_S) $< $@
 366
 367 tmake_file = @tmake_file@
 368 include $(srcdir)/empty.mk $(tmake_file)
 369
 370 # Collect target defines and headers from config.host.
 371 libgcc_tm_defines = @tm_defines@
 372 libgcc_tm_file = @tm_file@
 373 libgcc_tm.h: libgcc_tm.stamp; @true
 374 libgcc_tm.stamp:
 375         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 376                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 377         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 378         echo timestamp > $@
 379
 380 # Only handle shared libraries if both:
 381 #   - the user requested them
 382 #   - we know how to build them
 383 ifeq ($(SHLIB_LINK),)
 384   enable_shared := no
 385 endif
 386
 387 ifeq ($(enable_shared),yes)
 388   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 389
 390   install-shared = install-shared
 391
 392   ifneq ($(LIBUNWIND),)
 393     install-libunwind = install-libunwind
 394   endif
 395 endif
 396
 397 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 398 # the command line, and a #define to prevent libgcc2.h etc from
 399 # overriding that with #pragmas.
 400 vis_hide = @vis_hide@
 401
 402 ifneq (,$(vis_hide))
 403
 404 # If we have -fvisibility=hidden, then we need to generate hide
 405 # lists for object files implemented in assembly.
 406 ASM_HIDDEN_OP = @asm_hidden_op@
 407
 408 define gen-hide-list
 409 $(NM) -pg $< | \
 410   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 411          && $$3 !~ /.*@.*/ \
 412          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 413 mv -f $@T $@
 414 endef
 415 else
 416 gen-hide-list = echo > $@
 417 endif
 418
 419 ifneq ($(enable_shared),yes)
 420 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 421 endif
 422
 423 LIB2ADD += enable-execute-stack.c
 424
 425 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 426 # instead of LIB2ADD because that's the way to be sure on some targets
 427 # (e.g. *-*-darwin*) only one copy of it is linked.
 428 LIB2ADDEH += $(srcdir)/emutls.c
 429 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 430 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 431
 432 # Library members defined in libgcc2.c.
 433 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 434             _clear_cache _trampoline __main _absvsi2 \
 435             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 436             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 437             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 438             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 439             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 440             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 441             _clrsbdi2
 442
 443 # The floating-point conversion routines that involve a single-word integer.
 444 # XX stands for the integer mode.
 445 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 446
 447 # Likewise double-word routines.
 448 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 449                $(patsubst %,_fixuns%XX,sf df xf tf) \
 450                $(patsubst %,_floatXX%,sf df xf tf) \
 451                $(patsubst %,_floatunXX%,sf df xf tf)
 452
 453 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 454   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 455   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 456 endif
 457
 458 # These might cause a divide overflow trap and so are compiled with
 459 # unwinder info.
 460 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
 461                     _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv
 462
 463 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 464 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 465 # in LIB2FUNCS_EXCLUDE.
 466 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 467 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 468                        $(LIB2_DIVMOD_FUNCS))
 469
 470 # Build "libgcc1" (assembly) components.
 471
 472 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 473 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 474         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 475 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 476         $(gen-hide-list)
 477 libgcc-objects += $(lib1asmfuncs-o)
 478
 479 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 480 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 481         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 482 ifeq ($(enable_shared),yes)
 483
 484 libgcc-s-objects += $(lib1asmfuncs-s-o)
 485
 486 endif
 487
 488 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 489 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 490 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 491         $(gcc_compile) -DL$* -c $< $(vis_hide)
 492 libgcc-objects += $(lib2funcs-o)
 493
 494 ifeq ($(enable_shared),yes)
 495 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 496 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 497         $(gcc_s_compile) -DL$* -c $<
 498 libgcc-s-objects += $(lib2funcs-s-o)
 499 endif
 500
 501 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 502 # Build libgcc2.c for each conversion function, with a specific
 503 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 504 # functions are built with a wordsize of 4; the TImode functions are
 505 # built with the same labels, but a wordsize of 8.
 506
 507 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 508 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 509 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 510
 511 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 512 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 513 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 514
 515 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 516
 517 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 518 ifeq ($(enable_shared),yes)
 519 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 520 endif
 521 endif
 522
 523 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 524 # Provide default flags for compiling divmod functions, if they haven't been
 525 # set already by a target-specific Makefile fragment.
 526 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 527 endif
 528
 529 # Build LIB2_DIVMOD_FUNCS.
 530 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 531 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 532         $(gcc_compile) -DL$* -c $< \
 533           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 534 libgcc-objects += $(lib2-divmod-o)
 535
 536 ifeq ($(enable_shared),yes)
 537 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 538 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 539         $(gcc_s_compile) -DL$* -c $< \
 540           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 541 libgcc-s-objects += $(lib2-divmod-s-o)
 542 endif
 543
 544 ifeq ($(TPBIT),)
 545 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 546 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 547 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 548 endif
 549
 550 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 551 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 552 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 553
 554 fpbit-src := $(srcdir)/fp-bit.c
 555
 556 # Build FPBIT.
 557 ifneq ($(FPBIT),)
 558 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 559 $(fpbit-o): %$(objext): $(fpbit-src)
 560         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 561 libgcc-objects += $(fpbit-o)
 562
 563 ifeq ($(enable_shared),yes)
 564 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 565 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 566         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 567 libgcc-s-objects += $(fpbit-s-o)
 568 endif
 569 endif
 570
 571 # Build DPBIT.
 572 ifneq ($(DPBIT),)
 573 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 574 $(dpbit-o): %$(objext): $(fpbit-src)
 575         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 576 libgcc-objects += $(dpbit-o)
 577
 578 ifeq ($(enable_shared),yes)
 579 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 580 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 581         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 582 libgcc-s-objects += $(dpbit-s-o)
 583 endif
 584 endif
 585
 586 # Build TPBIT.
 587 ifneq ($(TPBIT),)
 588 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 589 $(tpbit-o): %$(objext): $(fpbit-src)
 590         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 591 libgcc-objects += $(tpbit-o)
 592
 593 ifeq ($(enable_shared),yes)
 594 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 595 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 596         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 597 libgcc-s-objects += $(tpbit-s-o)
 598 endif
 599 endif
 600
 601 # Build decimal floating point support.
 602 ifeq ($(decimal_float),yes)
 603
 604 # If $DFP_ENABLE is set, then we want all data type sizes.
 605 ifneq ($(DFP_ENABLE),)
 606 D32PBIT = 1
 607 D64PBIT = 1
 608 D128PBIT = 1
 609 endif
 610
 611 dfp-filenames =
 612 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 613 ifeq ($(enable_decimal_float),bid)
 614 dfp-filenames += bid_decimal_globals bid_decimal_data \
 615                  bid_binarydecimal bid_convert_data \
 616                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 617                  bid128_noncomp bid128_fma bid_round bid_from_int \
 618                  bid64_add bid128_add bid64_div bid128_div \
 619                  bid64_mul bid128_mul bid64_compare bid128_compare \
 620                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 621                  bid64_to_int32 bid64_to_int64 \
 622                  bid64_to_uint32 bid64_to_uint64 \
 623                  bid128_to_int32 bid128_to_int64 \
 624                  bid128_to_uint32 bid128_to_uint64
 625 else
 626 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 627 endif
 628 endif
 629
 630 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 631 ifeq ($(enable_decimal_float),bid)
 632 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 633 else
 634 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 635 endif
 636         $(gcc_compile) -c $<
 637 libgcc-objects += $(dfp-objects)
 638
 639 decbits-filenames =
 640 ifneq ($(enable_decimal_float),bid)
 641 ifneq ($(D32PBIT),)
 642 decbits-filenames += decimal32
 643 endif
 644
 645 ifneq ($(D64PBIT),)
 646 decbits-filenames += decimal64
 647 endif
 648
 649 ifneq ($(D128PBIT),)
 650 decbits-filenames += decimal128
 651 endif
 652 endif
 653
 654 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 655 ifeq ($(enable_decimal_float),bid)
 656 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 657 else
 658 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 659 endif
 660         $(gcc_compile) -c $<
 661 libgcc-objects += $(decbits-objects)
 662
 663 # Next build individual support functions.
 664 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 665         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 666         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 667         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 668         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 669         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 670         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 671
 672 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 673         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 674         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 675         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 676         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 677         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 678         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 679
 680 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 681         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 682         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 683         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 684         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 685         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 686         _td_to_sd _td_to_dd _unord_td _conv_td
 687
 688 ifeq ($(enable_decimal_float),bid)
 689 ifneq ($(D32PBIT),)
 690 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 691 endif
 692
 693 ifneq ($(D64PBIT),)
 694 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 695 endif
 696
 697 ifneq ($(D128PBIT),)
 698 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 699 endif
 700 endif
 701
 702 ifneq ($(D32PBIT),)
 703 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 704 ifeq ($(enable_decimal_float),bid)
 705 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 706 else
 707 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 708 endif
 709         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 710 libgcc-objects += $(d32pbit-o)
 711 endif
 712
 713 ifneq ($(D64PBIT),)
 714 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 715 ifeq ($(enable_decimal_float),bid)
 716 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 717 else
 718 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 719 endif
 720         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 721 libgcc-objects += $(d64pbit-o)
 722 endif
 723
 724 ifneq ($(D128PBIT),)
 725 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 726 ifeq ($(enable_decimal_float),bid)
 727 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 728 else
 729 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 730 endif
 731         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 732 libgcc-objects += $(d128pbit-o)
 733 endif
 734
 735 endif
 736
 737 ifeq ($(SYNC),yes)
 738 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 739                             sync_fetch_and_$(op) \
 740                             sync_$(op)_and_fetch) \
 741                           sync_bool_compare_and_swap \
 742                           sync_val_compare_and_swap \
 743                           sync_lock_test_and_set
 744
 745 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 746                             $(foreach suffix, 1 2 4 8 16, \
 747                               $(prefix)_$(suffix)))
 748
 749 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 750 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 751         $(gcc_compile) $(SYNC_CFLAGS) \
 752           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 753           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 754           -c $< $(vis_hide)
 755 libgcc-objects += $(libgcc-sync-size-funcs-o)
 756
 757 libgcc-sync-funcs := sync_synchronize
 758
 759 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 760 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 761         $(gcc_compile) $(SYNC_CFLAGS) \
 762           -DL$* \
 763           -c $< $(vis_hide)
 764 libgcc-objects += $(libgcc-sync-funcs-o)
 765
 766 ifeq ($(enable_shared),yes)
 767 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 768                                $(libgcc-sync-size-funcs))
 769 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 770         $(gcc_s_compile) $(SYNC_CFLAGS) \
 771           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 772           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 773           -c $<
 774 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 775
 776 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 777 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 778         $(gcc_s_compile) $(SYNC_CFLAGS) \
 779           -DL$* \
 780           -c $<
 781 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 782 endif
 783 endif
 784
 785 # Build fixed-point support.
 786 ifeq ($(fixed_point),yes)
 787
 788 # Generate permutations of function name and mode
 789 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 790 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 791 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 792
 793 # Generate the rules for each arithmetic function
 794 iter-items := $(fixed-funcs)
 795 iter-labels := $(fixed-labels)
 796 iter-from := $(fixed-modes)
 797 iter-to := $(fixed-modes)
 798 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 799
 800 # Add arithmetic functions to list of objects to be built
 801 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 802 ifeq ($(enable_shared),yes)
 803 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 804 endif
 805
 806 # Convert from or to fractional
 807 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 808 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 809 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 810 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 811
 812 # Generate the make rules for each conversion function
 813 iter-items := $(fixed-conv-funcs)
 814 iter-labels := $(fixed-conv-labels)
 815 iter-from := $(fixed-conv-from)
 816 iter-to := $(fixed-conv-to)
 817 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 818
 819 # Add conversion functions to list of objects to be built
 820 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 821 ifeq ($(enable_shared),yes)
 822 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 823 endif
 824
 825 endif
 826
 827 # Build LIB2ADD and LIB2ADD_ST.
 828 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 829 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 830 endif
 831
 832 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 833 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 834
 835 c_flags :=
 836 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 837 include $(iterator)
 838
 839 ifeq ($(enable_shared),yes)
 840 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 841 endif
 842
 843 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 844 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 845 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 846
 847 c_flags := -fexceptions
 848
 849 ifeq ($(enable_shared),yes)
 850
 851 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 852 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 853
 854 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 855 include $(iterator)
 856
 857 else
 858 # Not shared.  LIB2ADDEH are added to libgcc.a.
 859
 860 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 861
 862 iter-items := $(LIB2ADDEH)
 863 include $(iterator)
 864
 865 endif
 866
 867 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 868 # not generate calls to __gcc_personality_v0.
 869
 870 c_flags := -fno-exceptions
 871
 872 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 873
 874 ifeq ($(enable_shared),yes)
 875 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 876 endif
 877
 878 iter-items := $(LIBUNWIND)
 879 include $(iterator)
 880
 881 # Build libgcov components.
 882
 883 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single                      \
 884         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 885 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 886         _gcov_interval_profiler_atomic                                  \
 887         _gcov_pow2_profiler                                             \
 888         _gcov_pow2_profiler_atomic                                      \
 889         _gcov_one_value_profiler                                        \
 890         _gcov_one_value_profiler_atomic                                 \
 891         _gcov_average_profiler                                          \
 892         _gcov_average_profiler_atomic                                   \
 893         _gcov_ior_profiler                                              \
 894         _gcov_ior_profiler_atomic                                       \
 895         _gcov_indirect_call_profiler_v2                                 \
 896         _gcov_time_profiler                                             \
 897         _gcov_indirect_call_topn_profiler
 898 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 899         _gcov_execl _gcov_execlp                                        \
 900         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 901 LIBGCOV_DRIVER = _gcov
 902
 903 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 904 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 905 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 906 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 907 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 908                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 909
 910 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 911         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 912 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 913         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 914 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 915         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 916 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 917   $(srcdir)/libgcov-driver-system.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 918         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 919
 920
 921 # Static libraries.
 922 libgcc.a: $(libgcc-objects)
 923 libgcov.a: $(libgcov-objects)
 924 libunwind.a: $(libunwind-objects)
 925 libgcc_eh.a: $(libgcc-eh-objects)
 926
 927 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 928         -rm -f $@
 929
 930         objects="$(objects)";                                   \
 931         if test -z "$$objects"; then                            \
 932           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 933           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 934              -o eh_dummy$(objext);                              \
 935           objects=eh_dummy$(objext);                            \
 936         fi;                                                     \
 937         $(AR_CREATE_FOR_TARGET) $@ $$objects
 938
 939         $(RANLIB) $@
 940
 941 all: libgcc.a libgcov.a
 942
 943 ifneq ($(LIBUNWIND),)
 944 all: libunwind.a
 945 endif
 946
 947 ifeq ($(enable_shared),yes)
 948 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 949 ifneq ($(LIBUNWIND),)
 950 all: libunwind$(SHLIB_EXT)
 951 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 952 endif
 953
 954 # Map-file generation.
 955 ifneq ($(SHLIB_MKMAP),)
 956 libgcc.map.in: $(SHLIB_MAPFILES)
 957         { cat $(SHLIB_MAPFILES) \
 958             | sed -e '/^[       ]*#/d' \
 959                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 960             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 961         } > tmp-$@
 962         mv tmp-$@ $@
 963 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 964         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 965           cat libgcc.map.in; \
 966         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 967         mv tmp-$@ $@
 968 libgcc_s$(SHLIB_EXT): libgcc.map
 969 mapfile = libgcc.map
 970 endif
 971
 972 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 973         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 974             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 975
 976 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 977         # @multilib_flags@ is still needed because this may use
 978         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 979         # @multilib_dir@ is not really necessary, but sometimes it has
 980         # more uses than just a directory name.
 981         $(mkinstalldirs) $(MULTIDIR)
 982         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 983                 @multilib_dir@,$(MULTIDIR),$(subst \
 984                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 985                 @shlib_base_name@,libgcc_s,$(subst \
 986                 @shlib_map_file@,$(mapfile),$(subst \
 987                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 988                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 989
 990 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 991         # @multilib_flags@ is still needed because this may use
 992         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 993         # @multilib_dir@ is not really necessary, but sometimes it has
 994         # more uses than just a directory name.
 995         $(mkinstalldirs) $(MULTIDIR)
 996         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 997                 @multilib_dir@,$(MULTIDIR),$(subst \
 998                 @shlib_objs@,$(objects),$(subst \
 999                 @shlib_base_name@,libunwind,$(subst \
1000                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
1001
1002 endif
1003
1004 # Build the standard GCC startfiles and endfiles.
1005 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1006 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1007
1008 ifeq ($(CUSTOM_CRTSTUFF),)
1009 # Compile two additional files that are linked with every program
1010 # linked using GCC on systems using COFF or ELF, for the sake of C++
1011 # constructors.
1012 crtbegin$(objext): $(srcdir)/crtstuff.c
1013         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1014
1015 crtend$(objext): $(srcdir)/crtstuff.c
1016         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1017
1018 # These are versions of crtbegin and crtend for shared libraries.
1019 crtbeginS$(objext): $(srcdir)/crtstuff.c
1020         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1021
1022 crtendS$(objext): $(srcdir)/crtstuff.c
1023         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1024
1025 # This is a version of crtbegin for -static links.
1026 crtbeginT$(objext): $(srcdir)/crtstuff.c
1027         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1028
1029 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1030 # the end of tables with addresses, required for offloading.  crtoffloadtable
1031 # contains the array with addresses of those symbols.
1032 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1033         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1034
1035 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1036         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1037
1038 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1039         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1040 endif
1041
1042 ifeq ($(enable_vtable_verify),yes)
1043 # These are used in vtable verification; see comments in source files for
1044 # more details.
1045
1046 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1047 # compilations.
1048 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1049
1050 vtv_start$(objext): $(srcdir)/vtv_start.c
1051         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1052
1053 vtv_end$(objext): $(srcdir)/vtv_end.c
1054         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1055
1056 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1057         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1058
1059 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1060         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1061 endif
1062
1063 ifeq ($(CUSTOM_CRTIN),)
1064 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1065 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1066         $(crt_compile) -c -x assembler-with-cpp $<
1067
1068 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1069         $(crt_compile) -c -x assembler-with-cpp $<
1070 endif
1071
1072 # Build extra startfiles in the libgcc directory.
1073 .PHONY: libgcc-extra-parts
1074 libgcc-extra-parts: $(EXTRA_PARTS)
1075
1076         # Early copyback; see "all" above for the rationale.  The
1077         # early copy is necessary so that the gcc -B options find
1078         # the right startup files when linking shared libgcc.
1079         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1080         parts="$(EXTRA_PARTS)";                                 \
1081         for file in $$parts; do                                 \
1082           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1083           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1084           case $$file in                                        \
1085             *.a)                                                \
1086               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1087           esac;                                                 \
1088         done
1089
1090 all: $(extra-parts)
1091
1092 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1093         $(libgcov-objects) \
1094         $(libunwind-objects) $(libunwind-s-objects) \
1095         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1096
1097 # Copy unwind.h to the place where gcc will look for it at build-time
1098 install-unwind_h-forbuild: unwind.h
1099         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1100         cp unwind.h $$dest; \
1101         chmod a+r $$dest; \
1102         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1103
1104 # Copy unwind.h to the place where gcc will look at run-time, once installed
1105 #
1106 # This is redundant with the internal copy above when using a regular toplevel
1107 # "install" target, because gcc's install will copy to the destination as well.
1108 #
1109 # This is however useful for "install-no-fixincludes" case, when only the gcc
1110 # internal headers are copied by gcc's install.
1111 install-unwind_h:
1112         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1113         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1114
1115 all: install-unwind_h-forbuild
1116
1117 install-gcov_h:
1118         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1119         $(INSTALL_DATA) $(srcdir)/gcov.h $(DESTDIR)$(libsubdir)/include
1120
1121 # Documentation targets (empty).
1122 .PHONY: info html dvi pdf install-info install-html install-pdf
1123
1124 info:
1125 install-info:
1126 html:
1127 install-html:
1128 dvi:
1129 pdf:
1130 install-pdf:
1131
1132 # Install rules.  These do not depend on "all", so that they can be invoked
1133 # recursively from it.
1134 install-libunwind:
1135         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1136
1137         # NOTE: Maybe this should go into $(inst_libdir), but this
1138         # is where the old mklibgcc.in put it.
1139         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1140         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1141         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1142
1143         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1144                 @shlib_base_name@,libunwind,$(subst \
1145                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1146
1147 install-shared:
1148         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1149
1150         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1151         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1152         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1153
1154         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1155                 @shlib_base_name@,libgcc_s,$(subst \
1156                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1157
1158 install-leaf: $(install-shared) $(install-libunwind)
1159         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1160
1161         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1162         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1163         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1164         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1165         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1166         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1167
1168         parts="$(INSTALL_PARTS)";                               \
1169         for file in $$parts; do                                 \
1170           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1171           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1172           case $$file in                                        \
1173             *.a)                                                \
1174               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1175           esac;                                                 \
1176         done
1177
1178 install: install-leaf install-unwind_h install-gcov_h
1179         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1180
1181 install-strip: install
1182
1183 .PHONY: install install-shared install-libunwind install-strip
1184 .PHONY: install-unwind_h install-unwind_h-forbuild
1185 .PHONY: install-gcov_h
1186
1187 # Don't export variables to the environment, in order to not confuse
1188 # configure.
1189 .NOEXPORT:
1190
1191 include $(srcdir)/empty.mk $(wildcard *.dep)