libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2018 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 enable_gcov = @enable_gcov@
  40 double_type_size = @double_type_size@
  41 long_double_type_size = @long_double_type_size@
  42 decimal_float = @decimal_float@
  43 enable_vtable_verify = @enable_vtable_verify@
  44 enable_decimal_float = @enable_decimal_float@
  45 fixed_point = @fixed_point@
  46 with_aix_soname = @with_aix_soname@
  47 enable_execute_stack = @enable_execute_stack@
  48 unwind_header = @unwind_header@
  49 md_unwind_header = @md_unwind_header@
  50 sfp_machine_header = @sfp_machine_header@
  51 thread_header = @thread_header@
  52
  53 host_noncanonical = @host_noncanonical@
  54 real_host_noncanonical = @real_host_noncanonical@
  55 target_noncanonical = @target_noncanonical@
  56
  57 # List of extra object files that should be compiled for this target machine.
  58 # The rules for compiling them should be in the t-* file for the machine.
  59 EXTRA_PARTS = @extra_parts@
  60
  61 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  62
  63 extra-parts = libgcc-extra-parts
  64
  65 # Multilib support variables.
  66 MULTISRCTOP =
  67 MULTIBUILDTOP =
  68 MULTIDIRS =
  69 MULTISUBDIR =
  70 MULTIDO = true
  71 MULTICLEAN = true
  72
  73 INSTALL = @INSTALL@
  74 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  75 INSTALL_DATA = @INSTALL_DATA@
  76 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  77 INSTALL_PARTS = $(EXTRA_PARTS)
  78
  79 objext = .o
  80
  81 AR = @AR@
  82 AR_FLAGS = rc
  83
  84 CC = @CC@
  85 CFLAGS = @CFLAGS@
  86 RANLIB = @RANLIB@
  87 LN_S = @LN_S@
  88
  89 PWD_COMMAND = $${PWDCMD-pwd}
  90
  91 # Flags to pass to a recursive make.
  92 FLAGS_TO_PASS = \
  93         "AR=$(AR)" \
  94         "AR_FLAGS=$(AR_FLAGS)" \
  95         "CC=$(CC)" \
  96         "CFLAGS=$(CFLAGS)" \
  97         "DESTDIR=$(DESTDIR)" \
  98         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  99         "HDEFINES=$(HDEFINES)" \
 100         "INSTALL=$(INSTALL)" \
 101         "INSTALL_DATA=$(INSTALL_DATA)" \
 102         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
 103         "LDFLAGS=$(LDFLAGS)" \
 104         "LOADLIBES=$(LOADLIBES)" \
 105         "RANLIB=$(RANLIB)" \
 106         "SHELL=$(SHELL)" \
 107         "prefix=$(prefix)" \
 108         "exec_prefix=$(exec_prefix)" \
 109         "libdir=$(libdir)" \
 110         "libsubdir=$(libsubdir)" \
 111         "tooldir=$(tooldir)"
 112
 113 # Dependencies for "all" are set later in the file.
 114 all: all-multi
 115         # Now that we have built all the objects, we need to copy
 116         # them back to the GCC directory.  Too many things (other
 117         # in-tree libraries, and DejaGNU) know about the layout
 118         # of the build tree, for now.
 119         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 120           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 121
 122 .PHONY: all-multi
 123 all-multi:
 124         # If this is the top-level multilib, build all the other
 125         # multilibs.
 126         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 127
 128 .PHONY: check installcheck
 129 check:
 130 installcheck:
 131
 132 .PHONY: all clean
 133
 134 clean:
 135         -rm -f libgcc_tm.h libgcc.map
 136         -rm -f libgcc_tm.stamp stmp-ldirs
 137         -rm -f *$(objext)
 138         -rm -f *.dep
 139         -rm -f *.a
 140         -rm -f libunwind$(SHLIB_EXT)
 141         -rm -f libgcc_s*
 142         @$(MULTICLEAN) multi-clean DO=clean
 143 distclean: clean
 144         @$(MULTICLEAN) multi-clean DO=distclean
 145         -rm -f auto-target.h
 146         -rm -f stamp-h
 147         -rm -f *~ Makefile config.cache config.status multilib.out
 148         -rm -f config.log
 149 maintainer-clean realclean: distclean
 150
 151 Makefile: $(srcdir)/Makefile.in config.status
 152         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 153
 154 # Depending on Makefile makes sure that config.status has been re-run
 155 # if needed.  This prevents problems with parallel builds.
 156 auto-target.h: stamp-h ; @true
 157 stamp-h: $(srcdir)/config.in config.status Makefile
 158         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 159
 160 config.status: $(srcdir)/configure $(srcdir)/config.host
 161         $(SHELL) ./config.status --recheck
 162
 163 AUTOCONF = autoconf
 164 configure_deps = \
 165         $(srcdir)/../config/enable.m4 \
 166         $(srcdir)/../config/tls.m4 \
 167         $(srcdir)/../config/acx.m4 \
 168         $(srcdir)/../config/no-executables.m4 \
 169         $(srcdir)/../config/lib-ld.m4 \
 170         $(srcdir)/../config/override.m4 \
 171         $(srcdir)/../config/picflag.m4 \
 172         $(srcdir)/../config/dfp.m4 \
 173         $(srcdir)/../config/unwind_ipinfo.m4 \
 174         $(srcdir)/../config/gthr.m4 \
 175         $(srcdir)/../config/sjlj.m4 \
 176         $(srcdir)/../config/cet.m4
 177
 178 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 179         cd $(srcdir) && $(AUTOCONF)
 180
 181 include $(gcc_objdir)/libgcc.mvars
 182
 183 # Flags to pass to recursive makes.
 184
 185 AR_FOR_TARGET = $(AR)
 186 AR_FLAGS_FOR_TARGET =
 187 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 188 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 189 AWK = @AWK@
 190 GCC_FOR_TARGET = $(CC)
 191 LIPO = @LIPO@
 192 LIPO_FOR_TARGET = $(LIPO)
 193 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 194 NM = @NM@
 195 NM_FOR_TARGET = $(NM)
 196 RANLIB_FOR_TARGET = $(RANLIB)
 197 STRIP = @STRIP@
 198 STRIP_FOR_TARGET = $(STRIP)
 199
 200 # Directory in which the compiler finds libraries etc.
 201 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 202 # Used to install the shared libgcc.
 203 slibdir = @slibdir@
 204 # Maybe used for DLLs on Windows targets.
 205 toolexecdir = @toolexecdir@
 206 toolexeclibdir = @toolexeclibdir@
 207
 208 export AR_FOR_TARGET
 209 export AR_CREATE_FOR_TARGET
 210 export AR_FLAGS_FOR_TARGET
 211 export AR_EXTRACT_FOR_TARGET
 212 export AWK
 213 export DESTDIR
 214 export GCC_FOR_TARGET
 215 export INCLUDES
 216 export INSTALL_DATA
 217 export LIB1ASMSRC
 218 export LIBGCC2_CFLAGS
 219 export LIPO_FOR_TARGET
 220 export MACHMODE_H
 221 export NM_FOR_TARGET
 222 export STRIP_FOR_TARGET
 223 export RANLIB_FOR_TARGET
 224 export libsubdir
 225 export slibdir
 226 export toolexecdir
 227 export toolexeclibdir
 228
 229 version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER)
 230
 231 ifeq ($(decimal_float),yes)
 232 ifeq ($(enable_decimal_float),bid)
 233 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 234 else
 235 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 236             -I$(srcdir)/../libdecnumber
 237 endif
 238 else
 239 DECNUMINC =
 240 endif
 241
 242 # Options to use when compiling libgcc2.a.
 243 #
 244 LIBGCC2_DEBUG_CFLAGS = -g
 245 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 246                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 247                  -fbuilding-libgcc -fno-stack-protector \
 248                  $(INHIBIT_LIBC_CFLAGS)
 249
 250 # Additional options to use when compiling libgcc2.a.
 251 # Some targets override this to -isystem include
 252 LIBGCC2_INCLUDES =
 253
 254 # Additional target-dependent options for compiling libgcc2.a.
 255 HOST_LIBGCC2_CFLAGS =
 256
 257 PICFLAG = @PICFLAG@
 258
 259 CET_FLAGS = @CET_FLAGS@
 260
 261 # Defined in libgcc2.c, included only in the static library.
 262 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 263
 264 # List of functions not to build from libgcc2.c.
 265 LIB2FUNCS_EXCLUDE =
 266
 267 # List of extra C and assembler files to add to static and shared libgcc2.
 268 # Assembler files should have names ending in `.S'.
 269 LIB2ADD =
 270
 271 # List of extra C and assembler files to add to static libgcc2.
 272 # Assembler files should have names ending in `.S'.
 273 LIB2ADD_ST =
 274
 275 # Specify the directories to be searched for header files.
 276 # Both . and srcdir are used, in that order,
 277 # so that *config.h will be found in the compilation
 278 # subdirectory rather than in the source directory.
 279 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 280 # currently being compiled, in both source trees, to be examined as well.
 281 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 282            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 283            -I$(srcdir)/../include $(DECNUMINC)
 284
 285 # Forcibly remove any profiling-related flags.  There is no point
 286 # in supporting profiled bootstrap in this library.
 287 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 288
 289 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 290 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 291 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 292 # include CFLAGS - that's where multilib options live.
 293 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 294                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 295
 296 # Options to use when compiling crtbegin/end.
 297 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 298   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 299   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 300   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 301   $(INHIBIT_LIBC_CFLAGS)
 302
 303 # Extra flags to use when compiling crt{begin,end}.o.
 304 CRTSTUFF_T_CFLAGS =
 305
 306 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 307 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 308
 309 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 310 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 311 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 312
 313 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 314 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 315 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 316 gcc_s_compile = $(gcc_compile) -DSHARED
 317
 318 objects = $(filter %$(objext),$^)
 319
 320 # Collect any host-specific information from Makefile fragments.
 321
 322 LIBGCC_VER_GNU_PREFIX = __
 323 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 324 LIBGCC_VER_SYMBOLS_PREFIX =
 325
 326 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 327     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 328     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 329     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 330
 331 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 332     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 333     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 334     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 335
 336 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 337     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 338     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 339     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 340
 341 # Additional sources to handle exceptions; overridden by targets as needed.
 342 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 343   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 344 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 345 LIB2ADDEHSHARED = $(LIB2ADDEH)
 346
 347 # nm flags to list global symbols in libgcc object files.
 348 SHLIB_NM_FLAGS = -pg
 349
 350 # Don't build libunwind by default.
 351 LIBUNWIND =
 352 SHLIBUNWIND_LINK =
 353 SHLIBUNWIND_INSTALL =
 354
 355
 356 # Create links to files specified in config.host.
 357 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 358                sfp-machine.h gthr-default.h
 359
 360 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 361         -$(LN_S) $< $@
 362 unwind.h: $(srcdir)/$(unwind_header)
 363         -$(LN_S) $< $@
 364 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 365         -$(LN_S) $< $@
 366 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 367         -$(LN_S) $< $@
 368 gthr-default.h: $(srcdir)/$(thread_header)
 369         -$(LN_S) $< $@
 370
 371 tmake_file = @tmake_file@
 372 include $(srcdir)/empty.mk $(tmake_file)
 373
 374 # Collect target defines and headers from config.host.
 375 libgcc_tm_defines = @tm_defines@
 376 libgcc_tm_file = @tm_file@
 377 libgcc_tm.h: libgcc_tm.stamp; @true
 378 libgcc_tm.stamp:
 379         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 380                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 381         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 382         echo timestamp > $@
 383
 384 # Only handle shared libraries if both:
 385 #   - the user requested them
 386 #   - we know how to build them
 387 ifeq ($(SHLIB_LINK),)
 388   enable_shared := no
 389 endif
 390
 391 ifeq ($(enable_shared),yes)
 392   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 393
 394   install-shared = install-shared
 395
 396   ifneq ($(LIBUNWIND),)
 397     install-libunwind = install-libunwind
 398   endif
 399 endif
 400
 401 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 402 # the command line, and a #define to prevent libgcc2.h etc from
 403 # overriding that with #pragmas.
 404 vis_hide = @vis_hide@
 405
 406 ifneq (,$(vis_hide))
 407
 408 # If we have -fvisibility=hidden, then we need to generate hide
 409 # lists for object files implemented in assembly.
 410 ASM_HIDDEN_OP = @asm_hidden_op@
 411
 412 define gen-hide-list
 413 $(NM) -pg $< | \
 414   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 415          && $$3 !~ /.*@.*/ \
 416          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 417 mv -f $@T $@
 418 endef
 419 else
 420 gen-hide-list = echo > $@
 421 endif
 422
 423 ifneq ($(enable_shared),yes)
 424 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 425 endif
 426
 427 LIB2ADD += enable-execute-stack.c
 428
 429 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 430 # instead of LIB2ADD because that's the way to be sure on some targets
 431 # (e.g. *-*-darwin*) only one copy of it is linked.
 432 LIB2ADDEH += $(srcdir)/emutls.c
 433 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 434 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 435
 436 # Library members defined in libgcc2.c.
 437 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 438             _clear_cache _trampoline __main _absvsi2 \
 439             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 440             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 441             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 442             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 443             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 444             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 445             _clrsbdi2
 446
 447 # The floating-point conversion routines that involve a single-word integer.
 448 # XX stands for the integer mode.
 449 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 450
 451 # Likewise double-word routines.
 452 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 453                $(patsubst %,_fixuns%XX,sf df xf tf) \
 454                $(patsubst %,_floatXX%,sf df xf tf) \
 455                $(patsubst %,_floatunXX%,sf df xf tf)
 456
 457 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 458   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 459   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 460 endif
 461
 462 # These might cause a divide overflow trap and so are compiled with
 463 # unwinder info.
 464 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
 465                     _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv
 466
 467 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 468 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 469 # in LIB2FUNCS_EXCLUDE.
 470 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 471 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 472                        $(LIB2_DIVMOD_FUNCS))
 473
 474 # Build "libgcc1" (assembly) components.
 475
 476 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 477 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 478         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 479 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 480         $(gen-hide-list)
 481 libgcc-objects += $(lib1asmfuncs-o)
 482
 483 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 484 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 485         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 486 ifeq ($(enable_shared),yes)
 487
 488 libgcc-s-objects += $(lib1asmfuncs-s-o)
 489
 490 endif
 491
 492 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 493 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 494 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 495         $(gcc_compile) -DL$* -c $< $(vis_hide)
 496 libgcc-objects += $(lib2funcs-o)
 497
 498 ifeq ($(enable_shared),yes)
 499 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 500 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 501         $(gcc_s_compile) -DL$* -c $<
 502 libgcc-s-objects += $(lib2funcs-s-o)
 503 endif
 504
 505 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 506 # Build libgcc2.c for each conversion function, with a specific
 507 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 508 # functions are built with a wordsize of 4; the TImode functions are
 509 # built with the same labels, but a wordsize of 8.
 510
 511 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 512 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 513 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 514
 515 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 516 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 517 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 518
 519 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 520
 521 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 522 ifeq ($(enable_shared),yes)
 523 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 524 endif
 525 endif
 526
 527 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 528 # Provide default flags for compiling divmod functions, if they haven't been
 529 # set already by a target-specific Makefile fragment.
 530 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 531 endif
 532
 533 # Build LIB2_DIVMOD_FUNCS.
 534 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 535 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 536         $(gcc_compile) -DL$* -c $< \
 537           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 538 libgcc-objects += $(lib2-divmod-o)
 539
 540 ifeq ($(enable_shared),yes)
 541 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 542 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 543         $(gcc_s_compile) -DL$* -c $< \
 544           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 545 libgcc-s-objects += $(lib2-divmod-s-o)
 546 endif
 547
 548 ifeq ($(TPBIT),)
 549 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 550 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 551 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 552 endif
 553
 554 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 555 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 556 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 557
 558 fpbit-src := $(srcdir)/fp-bit.c
 559
 560 # Build FPBIT.
 561 ifneq ($(FPBIT),)
 562 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 563 $(fpbit-o): %$(objext): $(fpbit-src)
 564         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 565 libgcc-objects += $(fpbit-o)
 566
 567 ifeq ($(enable_shared),yes)
 568 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 569 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 570         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 571 libgcc-s-objects += $(fpbit-s-o)
 572 endif
 573 endif
 574
 575 # Build DPBIT.
 576 ifneq ($(DPBIT),)
 577 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 578 $(dpbit-o): %$(objext): $(fpbit-src)
 579         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 580 libgcc-objects += $(dpbit-o)
 581
 582 ifeq ($(enable_shared),yes)
 583 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 584 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 585         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 586 libgcc-s-objects += $(dpbit-s-o)
 587 endif
 588 endif
 589
 590 # Build TPBIT.
 591 ifneq ($(TPBIT),)
 592 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 593 $(tpbit-o): %$(objext): $(fpbit-src)
 594         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 595 libgcc-objects += $(tpbit-o)
 596
 597 ifeq ($(enable_shared),yes)
 598 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 599 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 600         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 601 libgcc-s-objects += $(tpbit-s-o)
 602 endif
 603 endif
 604
 605 # Build decimal floating point support.
 606 ifeq ($(decimal_float),yes)
 607
 608 # If $DFP_ENABLE is set, then we want all data type sizes.
 609 ifneq ($(DFP_ENABLE),)
 610 D32PBIT = 1
 611 D64PBIT = 1
 612 D128PBIT = 1
 613 endif
 614
 615 dfp-filenames =
 616 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 617 ifeq ($(enable_decimal_float),bid)
 618 dfp-filenames += bid_decimal_globals bid_decimal_data \
 619                  bid_binarydecimal bid_convert_data \
 620                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 621                  bid128_noncomp bid128_fma bid_round bid_from_int \
 622                  bid64_add bid128_add bid64_div bid128_div \
 623                  bid64_mul bid128_mul bid64_compare bid128_compare \
 624                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 625                  bid64_to_int32 bid64_to_int64 \
 626                  bid64_to_uint32 bid64_to_uint64 \
 627                  bid128_to_int32 bid128_to_int64 \
 628                  bid128_to_uint32 bid128_to_uint64
 629 else
 630 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 631 endif
 632 endif
 633
 634 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 635 ifeq ($(enable_decimal_float),bid)
 636 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 637 else
 638 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 639 endif
 640         $(gcc_compile) -c $<
 641 libgcc-objects += $(dfp-objects)
 642
 643 decbits-filenames =
 644 ifneq ($(enable_decimal_float),bid)
 645 ifneq ($(D32PBIT),)
 646 decbits-filenames += decimal32
 647 endif
 648
 649 ifneq ($(D64PBIT),)
 650 decbits-filenames += decimal64
 651 endif
 652
 653 ifneq ($(D128PBIT),)
 654 decbits-filenames += decimal128
 655 endif
 656 endif
 657
 658 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 659 ifeq ($(enable_decimal_float),bid)
 660 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 661 else
 662 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 663 endif
 664         $(gcc_compile) -c $<
 665 libgcc-objects += $(decbits-objects)
 666
 667 # Next build individual support functions.
 668 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 669         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 670         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 671         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 672         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 673         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 674         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 675
 676 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 677         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 678         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 679         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 680         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 681         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 682         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 683
 684 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 685         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 686         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 687         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 688         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 689         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 690         _td_to_sd _td_to_dd _unord_td _conv_td
 691
 692 ifeq ($(enable_decimal_float),bid)
 693 ifneq ($(D32PBIT),)
 694 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 695 endif
 696
 697 ifneq ($(D64PBIT),)
 698 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 699 endif
 700
 701 ifneq ($(D128PBIT),)
 702 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 703 endif
 704 endif
 705
 706 ifneq ($(D32PBIT),)
 707 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 708 ifeq ($(enable_decimal_float),bid)
 709 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 710 else
 711 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 712 endif
 713         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 714 libgcc-objects += $(d32pbit-o)
 715 endif
 716
 717 ifneq ($(D64PBIT),)
 718 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 719 ifeq ($(enable_decimal_float),bid)
 720 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 721 else
 722 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 723 endif
 724         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 725 libgcc-objects += $(d64pbit-o)
 726 endif
 727
 728 ifneq ($(D128PBIT),)
 729 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 730 ifeq ($(enable_decimal_float),bid)
 731 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 732 else
 733 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 734 endif
 735         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 736 libgcc-objects += $(d128pbit-o)
 737 endif
 738
 739 endif
 740
 741 ifeq ($(SYNC),yes)
 742 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 743                             sync_fetch_and_$(op) \
 744                             sync_$(op)_and_fetch) \
 745                           sync_bool_compare_and_swap \
 746                           sync_val_compare_and_swap \
 747                           sync_lock_test_and_set
 748
 749 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 750                             $(foreach suffix, 1 2 4 8 16, \
 751                               $(prefix)_$(suffix)))
 752
 753 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 754 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 755         $(gcc_compile) $(SYNC_CFLAGS) \
 756           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 757           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 758           -c $< $(vis_hide)
 759 libgcc-objects += $(libgcc-sync-size-funcs-o)
 760
 761 libgcc-sync-funcs := sync_synchronize
 762
 763 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 764 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 765         $(gcc_compile) $(SYNC_CFLAGS) \
 766           -DL$* \
 767           -c $< $(vis_hide)
 768 libgcc-objects += $(libgcc-sync-funcs-o)
 769
 770 ifeq ($(enable_shared),yes)
 771 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 772                                $(libgcc-sync-size-funcs))
 773 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 774         $(gcc_s_compile) $(SYNC_CFLAGS) \
 775           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 776           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 777           -c $<
 778 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 779
 780 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 781 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 782         $(gcc_s_compile) $(SYNC_CFLAGS) \
 783           -DL$* \
 784           -c $<
 785 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 786 endif
 787 endif
 788
 789 # Build fixed-point support.
 790 ifeq ($(fixed_point),yes)
 791
 792 # Generate permutations of function name and mode
 793 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 794 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 795 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 796
 797 # Generate the rules for each arithmetic function
 798 iter-items := $(fixed-funcs)
 799 iter-labels := $(fixed-labels)
 800 iter-from := $(fixed-modes)
 801 iter-to := $(fixed-modes)
 802 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 803
 804 # Add arithmetic functions to list of objects to be built
 805 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 806 ifeq ($(enable_shared),yes)
 807 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 808 endif
 809
 810 # Convert from or to fractional
 811 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 812 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 813 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 814 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 815
 816 # Generate the make rules for each conversion function
 817 iter-items := $(fixed-conv-funcs)
 818 iter-labels := $(fixed-conv-labels)
 819 iter-from := $(fixed-conv-from)
 820 iter-to := $(fixed-conv-to)
 821 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 822
 823 # Add conversion functions to list of objects to be built
 824 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 825 ifeq ($(enable_shared),yes)
 826 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 827 endif
 828
 829 endif
 830
 831 # Build LIB2ADD and LIB2ADD_ST.
 832 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 833 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 834 endif
 835
 836 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 837 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 838
 839 c_flags :=
 840 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 841 include $(iterator)
 842
 843 ifeq ($(enable_shared),yes)
 844 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 845 endif
 846
 847 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 848 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 849 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 850
 851 c_flags := -fexceptions
 852
 853 ifeq ($(enable_shared),yes)
 854
 855 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 856 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 857
 858 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 859 include $(iterator)
 860
 861 else
 862 # Not shared.  LIB2ADDEH are added to libgcc.a.
 863
 864 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 865
 866 iter-items := $(LIB2ADDEH)
 867 include $(iterator)
 868
 869 endif
 870
 871 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 872 # not generate calls to __gcc_personality_v0.
 873
 874 c_flags := -fno-exceptions
 875
 876 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 877
 878 ifeq ($(enable_shared),yes)
 879 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 880 endif
 881
 882 iter-items := $(LIBUNWIND)
 883 include $(iterator)
 884
 885 # Build libgcov components.
 886
 887 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single                      \
 888         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 889 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 890         _gcov_interval_profiler_atomic                                  \
 891         _gcov_pow2_profiler                                             \
 892         _gcov_pow2_profiler_atomic                                      \
 893         _gcov_one_value_profiler                                        \
 894         _gcov_one_value_profiler_atomic                                 \
 895         _gcov_average_profiler                                          \
 896         _gcov_average_profiler_atomic                                   \
 897         _gcov_ior_profiler                                              \
 898         _gcov_ior_profiler_atomic                                       \
 899         _gcov_indirect_call_profiler_v2                                 \
 900         _gcov_time_profiler                                             \
 901         _gcov_indirect_call_topn_profiler
 902 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 903         _gcov_execl _gcov_execlp                                        \
 904         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 905 LIBGCOV_DRIVER = _gcov
 906
 907 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 908 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 909 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 910 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 911 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 912                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 913
 914 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 915         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 916 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 917         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 918 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 919         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 920 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 921   $(srcdir)/libgcov-driver-system.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 922         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 923
 924
 925 # Static libraries.
 926 libgcc.a: $(libgcc-objects)
 927 libgcov.a: $(libgcov-objects)
 928 libunwind.a: $(libunwind-objects)
 929 libgcc_eh.a: $(libgcc-eh-objects)
 930
 931 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 932         -rm -f $@
 933
 934         objects="$(objects)";                                   \
 935         if test -z "$$objects"; then                            \
 936           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 937           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 938              -o eh_dummy$(objext);                              \
 939           objects=eh_dummy$(objext);                            \
 940         fi;                                                     \
 941         $(AR_CREATE_FOR_TARGET) $@ $$objects
 942
 943         $(RANLIB) $@
 944
 945 all: libgcc.a
 946 ifeq ($(enable_gcov),yes)
 947 all: libgcov.a
 948 endif
 949
 950 ifneq ($(LIBUNWIND),)
 951 all: libunwind.a
 952 endif
 953
 954 ifeq ($(enable_shared),yes)
 955 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 956 ifneq ($(LIBUNWIND),)
 957 all: libunwind$(SHLIB_EXT)
 958 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 959 endif
 960
 961 # Map-file generation.
 962 ifneq ($(SHLIB_MKMAP),)
 963 libgcc.map.in: $(SHLIB_MAPFILES)
 964         { cat $(SHLIB_MAPFILES) \
 965             | sed -e '/^[       ]*#/d' \
 966                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 967             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 968         } > tmp-$@
 969         mv tmp-$@ $@
 970 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 971         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 972           cat libgcc.map.in; \
 973         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 974         mv tmp-$@ $@
 975 libgcc_s$(SHLIB_EXT): libgcc.map
 976 mapfile = libgcc.map
 977 endif
 978
 979 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 980         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 981             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 982
 983 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 984         # @multilib_flags@ is still needed because this may use
 985         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 986         # @multilib_dir@ is not really necessary, but sometimes it has
 987         # more uses than just a directory name.
 988         $(mkinstalldirs) $(MULTIDIR)
 989         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 990                 @multilib_dir@,$(MULTIDIR),$(subst \
 991                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 992                 @shlib_base_name@,libgcc_s,$(subst \
 993                 @shlib_map_file@,$(mapfile),$(subst \
 994                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 995                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 996
 997 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 998         # @multilib_flags@ is still needed because this may use
 999         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1000         # @multilib_dir@ is not really necessary, but sometimes it has
1001         # more uses than just a directory name.
1002         $(mkinstalldirs) $(MULTIDIR)
1003         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
1004                 @multilib_dir@,$(MULTIDIR),$(subst \
1005                 @shlib_objs@,$(objects),$(subst \
1006                 @shlib_base_name@,libunwind,$(subst \
1007                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
1008
1009 endif
1010
1011 # Build the standard GCC startfiles and endfiles.
1012 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1013 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1014
1015 ifeq ($(CUSTOM_CRTSTUFF),)
1016 # Compile two additional files that are linked with every program
1017 # linked using GCC on systems using COFF or ELF, for the sake of C++
1018 # constructors.
1019 crtbegin$(objext): $(srcdir)/crtstuff.c
1020         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1021
1022 crtend$(objext): $(srcdir)/crtstuff.c
1023         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1024
1025 # These are versions of crtbegin and crtend for shared libraries.
1026 crtbeginS$(objext): $(srcdir)/crtstuff.c
1027         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1028
1029 crtendS$(objext): $(srcdir)/crtstuff.c
1030         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1031
1032 # This is a version of crtbegin for -static links.
1033 crtbeginT$(objext): $(srcdir)/crtstuff.c
1034         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1035
1036 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1037 # the end of tables with addresses, required for offloading.  crtoffloadtable
1038 # contains the array with addresses of those symbols.
1039 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1040         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1041
1042 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1043         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1044
1045 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1046         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1047 endif
1048
1049 ifeq ($(enable_vtable_verify),yes)
1050 # These are used in vtable verification; see comments in source files for
1051 # more details.
1052
1053 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1054 # compilations.
1055 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1056
1057 vtv_start$(objext): $(srcdir)/vtv_start.c
1058         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1059
1060 vtv_end$(objext): $(srcdir)/vtv_end.c
1061         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1062
1063 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1064         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1065
1066 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1067         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1068 endif
1069
1070 ifeq ($(CUSTOM_CRTIN),)
1071 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1072 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1073         $(crt_compile) -c -x assembler-with-cpp $<
1074
1075 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1076         $(crt_compile) -c -x assembler-with-cpp $<
1077 endif
1078
1079 # Build extra startfiles in the libgcc directory.
1080 .PHONY: libgcc-extra-parts
1081 libgcc-extra-parts: $(EXTRA_PARTS)
1082
1083         # Early copyback; see "all" above for the rationale.  The
1084         # early copy is necessary so that the gcc -B options find
1085         # the right startup files when linking shared libgcc.
1086         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1087         parts="$(EXTRA_PARTS)";                                 \
1088         for file in $$parts; do                                 \
1089           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1090           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1091           case $$file in                                        \
1092             *.a)                                                \
1093               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1094           esac;                                                 \
1095         done
1096
1097 all: $(extra-parts)
1098
1099 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1100         $(libgcov-objects) \
1101         $(libunwind-objects) $(libunwind-s-objects) \
1102         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1103
1104 # Copy unwind.h to the place where gcc will look for it at build-time
1105 install-unwind_h-forbuild: unwind.h
1106         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1107         cp unwind.h $$dest; \
1108         chmod a+r $$dest; \
1109         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1110
1111 # Copy unwind.h to the place where gcc will look at run-time, once installed
1112 #
1113 # This is redundant with the internal copy above when using a regular toplevel
1114 # "install" target, because gcc's install will copy to the destination as well.
1115 #
1116 # This is however useful for "install-no-fixincludes" case, when only the gcc
1117 # internal headers are copied by gcc's install.
1118 install-unwind_h:
1119         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1120         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1121
1122 all: install-unwind_h-forbuild
1123
1124 install-gcov_h:
1125         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1126         $(INSTALL_DATA) $(srcdir)/gcov.h $(DESTDIR)$(libsubdir)/include
1127
1128 # Documentation targets (empty).
1129 .PHONY: info html dvi pdf install-info install-html install-pdf
1130
1131 info:
1132 install-info:
1133 html:
1134 install-html:
1135 dvi:
1136 pdf:
1137 install-pdf:
1138
1139 # Install rules.  These do not depend on "all", so that they can be invoked
1140 # recursively from it.
1141 install-libunwind:
1142         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1143
1144         # NOTE: Maybe this should go into $(inst_libdir), but this
1145         # is where the old mklibgcc.in put it.
1146         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1147         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1148         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1149
1150         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1151                 @shlib_base_name@,libunwind,$(subst \
1152                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1153
1154 install-shared:
1155         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1156
1157         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1158         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1159         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1160
1161         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1162                 @shlib_base_name@,libgcc_s,$(subst \
1163                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1164
1165 install-leaf: $(install-shared) $(install-libunwind)
1166         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1167
1168         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1169         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1170         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1171 ifeq ($(enable_gcov),yes)
1172         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1173         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1174         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1175 endif
1176
1177         parts="$(INSTALL_PARTS)";                               \
1178         for file in $$parts; do                                 \
1179           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1180           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1181           case $$file in                                        \
1182             *.a)                                                \
1183               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1184           esac;                                                 \
1185         done
1186
1187 install: install-leaf install-unwind_h install-gcov_h
1188         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1189
1190 install-strip: install
1191
1192 .PHONY: install install-shared install-libunwind install-strip
1193 .PHONY: install-unwind_h install-unwind_h-forbuild
1194 .PHONY: install-gcov_h
1195
1196 # Don't export variables to the environment, in order to not confuse
1197 # configure.
1198 .NOEXPORT:
1199
1200 include $(srcdir)/empty.mk $(wildcard *.dep)