libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2024 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 solaris_ld_v2_maps = @solaris_ld_v2_maps@
  48 enable_execute_stack = @enable_execute_stack@
  49 unwind_header = @unwind_header@
  50 md_unwind_header = @md_unwind_header@
  51 sfp_machine_header = @sfp_machine_header@
  52 thread_header = @thread_header@
  53
  54 host_noncanonical = @host_noncanonical@
  55 real_host_noncanonical = @real_host_noncanonical@
  56 target_noncanonical = @target_noncanonical@
  57
  58 # List of extra object files that should be compiled for this target machine.
  59 # The rules for compiling them should be in the t-* file for the machine.
  60 EXTRA_PARTS = @extra_parts@
  61
  62 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  63
  64 extra-parts = libgcc-extra-parts
  65
  66 # Multilib support variables.
  67 MULTISRCTOP =
  68 MULTIBUILDTOP =
  69 MULTIDIRS =
  70 MULTISUBDIR =
  71 MULTIDO = true
  72 MULTICLEAN = true
  73
  74 INSTALL = @INSTALL@
  75 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  76 INSTALL_DATA = @INSTALL_DATA@
  77 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  78 INSTALL_PARTS = $(EXTRA_PARTS)
  79
  80 objext = .o
  81
  82 AR = @AR@
  83 AR_FLAGS = rc
  84
  85 CC = @CC@
  86 CFLAGS = @CFLAGS@
  87 RANLIB = @RANLIB@
  88 LN_S = @LN_S@
  89
  90 PWD_COMMAND = $${PWDCMD-pwd}
  91
  92 # Flags to pass to a recursive make.
  93 FLAGS_TO_PASS = \
  94         "AR=$(AR)" \
  95         "AR_FLAGS=$(AR_FLAGS)" \
  96         "CC=$(CC)" \
  97         "CFLAGS=$(CFLAGS)" \
  98         "DESTDIR=$(DESTDIR)" \
  99         "EXTRA_OFILES=$(EXTRA_OFILES)" \
 100         "HDEFINES=$(HDEFINES)" \
 101         "INSTALL=$(INSTALL)" \
 102         "INSTALL_DATA=$(INSTALL_DATA)" \
 103         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
 104         "LDFLAGS=$(LDFLAGS)" \
 105         "LOADLIBES=$(LOADLIBES)" \
 106         "RANLIB=$(RANLIB)" \
 107         "SHELL=$(SHELL)" \
 108         "prefix=$(prefix)" \
 109         "exec_prefix=$(exec_prefix)" \
 110         "libdir=$(libdir)" \
 111         "libsubdir=$(libsubdir)" \
 112         "tooldir=$(tooldir)"
 113
 114 # Dependencies for "all" are set later in the file.
 115 all: all-multi
 116         # Now that we have built all the objects, we need to copy
 117         # them back to the GCC directory.  Too many things (other
 118         # in-tree libraries, and DejaGNU) know about the layout
 119         # of the build tree, for now.
 120         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 121           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 122
 123 .PHONY: all-multi
 124 all-multi:
 125         # If this is the top-level multilib, build all the other
 126         # multilibs.
 127         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 128
 129 .PHONY: check installcheck
 130 check:
 131 installcheck:
 132
 133 .PHONY: all clean
 134
 135 clean:
 136         -rm -f libgcc_tm.h libgcc.map
 137         -rm -f libgcc_tm.stamp stmp-ldirs
 138         -rm -f *$(objext)
 139         -rm -f *.dep
 140         -rm -f *.a
 141         -rm -f libunwind$(SHLIB_EXT)
 142         -rm -f libgcc_s*
 143         @$(MULTICLEAN) multi-clean DO=clean
 144 distclean: clean
 145         @$(MULTICLEAN) multi-clean DO=distclean
 146         -rm -f auto-target.h
 147         -rm -f stamp-h
 148         -rm -f *~ Makefile config.cache config.status multilib.out
 149         -rm -f config.log
 150 maintainer-clean realclean: distclean
 151
 152 Makefile: $(srcdir)/Makefile.in config.status
 153         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 154
 155 # Depending on Makefile makes sure that config.status has been re-run
 156 # if needed.  This prevents problems with parallel builds.
 157 auto-target.h: stamp-h ; @true
 158 stamp-h: $(srcdir)/config.in config.status Makefile
 159         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 160
 161 config.status: $(srcdir)/configure $(srcdir)/config.host
 162         $(SHELL) ./config.status --recheck
 163
 164 AUTOCONF = autoconf
 165 configure_deps = \
 166         $(srcdir)/../config/enable.m4 \
 167         $(srcdir)/../config/tls.m4 \
 168         $(srcdir)/../config/toolexeclibdir.m4 \
 169         $(srcdir)/../config/acx.m4 \
 170         $(srcdir)/../config/no-executables.m4 \
 171         $(srcdir)/../config/lib-ld.m4 \
 172         $(srcdir)/../config/override.m4 \
 173         $(srcdir)/../config/picflag.m4 \
 174         $(srcdir)/../config/dfp.m4 \
 175         $(srcdir)/../config/unwind_ipinfo.m4 \
 176         $(srcdir)/../config/gthr.m4 \
 177         $(srcdir)/../config/sjlj.m4 \
 178         $(srcdir)/../config/cet.m4
 179
 180 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 181         cd $(srcdir) && $(AUTOCONF)
 182
 183 include $(gcc_objdir)/libgcc.mvars
 184
 185 # Flags to pass to recursive makes.
 186
 187 AR_FOR_TARGET = $(AR)
 188 AR_FLAGS_FOR_TARGET =
 189 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 190 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 191 AWK = @AWK@
 192 GCC_FOR_TARGET = $(CC)
 193 LIPO = @LIPO@
 194 LIPO_FOR_TARGET = $(LIPO)
 195 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 196 NM = @NM@
 197 NM_FOR_TARGET = $(NM)
 198 RANLIB_FOR_TARGET = $(RANLIB)
 199 STRIP = @STRIP@
 200 STRIP_FOR_TARGET = $(STRIP)
 201
 202 # Directory in which the compiler finds libraries etc.
 203 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 204 # Used to install the shared libgcc.
 205 slibdir = @slibdir@
 206 # Maybe used for DLLs on Windows targets.
 207 toolexecdir = @toolexecdir@
 208 toolexeclibdir = @toolexeclibdir@
 209
 210 export AR_FOR_TARGET
 211 export AR_CREATE_FOR_TARGET
 212 export AR_FLAGS_FOR_TARGET
 213 export AR_EXTRACT_FOR_TARGET
 214 export AWK
 215 export DESTDIR
 216 export GCC_FOR_TARGET
 217 export INCLUDES
 218 export INSTALL_DATA
 219 export LIB1ASMSRC
 220 export LIBGCC2_CFLAGS
 221 export LIPO_FOR_TARGET
 222 export MACHMODE_H
 223 export NM_FOR_TARGET
 224 export STRIP_FOR_TARGET
 225 export RANLIB_FOR_TARGET
 226 export libsubdir
 227 export slibdir
 228 export toolexecdir
 229 export toolexeclibdir
 230
 231 version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER)
 232
 233 ifeq ($(decimal_float),yes)
 234 ifeq ($(enable_decimal_float),bid)
 235 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 236 else
 237 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 238             -I$(srcdir)/../libdecnumber
 239 endif
 240 else
 241 DECNUMINC =
 242 endif
 243
 244 # Options to use when compiling libgcc2.a.
 245 #
 246 LIBGCC2_DEBUG_CFLAGS = -g
 247 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 248                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 249                  -fbuilding-libgcc -fno-stack-protector \
 250                  $(INHIBIT_LIBC_CFLAGS)
 251
 252 # Additional options to use when compiling libgcc2.a.
 253 # Some targets override this to -isystem include
 254 LIBGCC2_INCLUDES =
 255
 256 # Additional target-dependent options for compiling libgcc2.a.
 257 HOST_LIBGCC2_CFLAGS =
 258
 259 PICFLAG = @PICFLAG@
 260
 261 CET_FLAGS = @CET_FLAGS@
 262
 263 USE_TM_CLONE_REGISTRY = @use_tm_clone_registry@
 264
 265 # Defined in libgcc2.c, included only in the static library.
 266 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 267
 268 # List of functions not to build from libgcc2.c.
 269 LIB2FUNCS_EXCLUDE =
 270
 271 # List of extra C and assembler files to add to static and shared libgcc2.
 272 # Assembler files should have names ending in `.S'.
 273 LIB2ADD =
 274
 275 # List of extra C and assembler files to add to static libgcc2.
 276 # Assembler files should have names ending in `.S'.
 277 LIB2ADD_ST =
 278
 279 # Specify the directories to be searched for header files.
 280 # Both . and srcdir are used, in that order,
 281 # so that *config.h will be found in the compilation
 282 # subdirectory rather than in the source directory.
 283 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 284 # currently being compiled, in both source trees, to be examined as well.
 285 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 286            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 287            -I$(srcdir)/../include $(DECNUMINC)
 288
 289 # Forcibly remove any profiling-related flags.  There is no point
 290 # in supporting profiled bootstrap in this library.
 291 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 292
 293 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 294 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 295 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 296 # include CFLAGS - that's where multilib options live.
 297 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 298                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 299
 300 # Options to use when compiling crtbegin/end.
 301 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 302   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 303   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 304   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 305   $(INHIBIT_LIBC_CFLAGS) $(USE_TM_CLONE_REGISTRY)
 306
 307 # Extra flags to use when compiling crt{begin,end}.o.
 308 CRTSTUFF_T_CFLAGS =
 309
 310 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 311 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 312
 313 MULTIOSSUBDIR := $(shell if test "$(MULTIOSDIR)" != .; then echo /$(MULTIOSDIR); fi)
 314 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 315 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 316
 317 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS) $(CFLAGS-$(<F))
 318 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 319 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 320 gcc_s_compile = $(gcc_compile) -DSHARED
 321
 322 objects = $(filter %$(objext),$^)
 323
 324 # Collect any host-specific information from Makefile fragments.
 325
 326 LIBGCC_VER_GNU_PREFIX = __
 327 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 328 LIBGCC_VER_SYMBOLS_PREFIX =
 329
 330 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 331     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 332     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 333     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 334
 335 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 336     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 337     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 338     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 339
 340 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 341     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 342     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 343     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 344
 345 # Additional sources to handle exceptions; overridden by targets as needed.
 346 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 347   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 348 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 349 LIB2ADDEHSHARED = $(LIB2ADDEH)
 350
 351 # nm flags to list global symbols in libgcc object files.
 352 SHLIB_NM_FLAGS = -pg
 353
 354 # Don't build libunwind by default.
 355 LIBUNWIND =
 356 SHLIBUNWIND_LINK =
 357 SHLIBUNWIND_INSTALL =
 358
 359
 360 # Create links to files specified in config.host.
 361 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 362                sfp-machine.h gthr-default.h
 363
 364 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 365         -$(LN_S) $< $@
 366 unwind.h: $(srcdir)/$(unwind_header)
 367         -$(LN_S) $< $@
 368 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 369         -$(LN_S) $< $@
 370 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 371         -$(LN_S) $< $@
 372 gthr-default.h: $(srcdir)/$(thread_header)
 373         -$(LN_S) $< $@
 374
 375 tmake_file = @tmake_file@
 376 -include $(tmake_file)
 377
 378 # Collect target defines and headers from config.host.
 379 libgcc_tm_defines = @tm_defines@
 380 libgcc_tm_file = @tm_file@
 381 libgcc_tm.h: libgcc_tm.stamp; @true
 382 libgcc_tm.stamp:
 383         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 384                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 385         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 386         echo timestamp > $@
 387
 388 # Only handle shared libraries if both:
 389 #   - the user requested them
 390 #   - we know how to build them
 391 ifeq ($(SHLIB_LINK),)
 392   enable_shared := no
 393 endif
 394
 395 ifeq ($(enable_shared),yes)
 396   iterator = $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 397
 398   install-shared = install-shared
 399
 400   ifneq ($(LIBUNWIND),)
 401     install-libunwind = install-libunwind
 402   endif
 403 endif
 404
 405 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 406 # the command line, and a #define to prevent libgcc2.h etc from
 407 # overriding that with #pragmas.
 408 vis_hide = @vis_hide@
 409
 410 ifneq (,$(vis_hide))
 411
 412 # If we have -fvisibility=hidden, then we need to generate hide
 413 # lists for object files implemented in assembly.
 414 ASM_HIDDEN_OP = @asm_hidden_op@
 415
 416 define gen-hide-list
 417 $(NM) -pg $< | \
 418   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 419          && $$3 !~ /.*@.*/ \
 420          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 421 mv -f $@T $@
 422 endef
 423 else
 424 gen-hide-list = echo > $@
 425 endif
 426
 427 ifneq ($(enable_shared),yes)
 428 iterator = $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 429 endif
 430
 431 LIB2ADD += enable-execute-stack.c
 432
 433 # Control Flow Redundancy hardening out-of-line checker.
 434 LIB2ADD += $(srcdir)/hardcfr.c
 435
 436 # Stack scrubbing infrastructure.
 437 @HAVE_STRUB_SUPPORT@LIB2ADD += $(srcdir)/strub.c
 438
 439 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 440 # instead of LIB2ADD because that's the way to be sure on some targets
 441 # (e.g. *-*-darwin*) only one copy of it is linked.
 442 LIB2ADDEH += $(srcdir)/emutls.c
 443 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 444 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 445
 446 # Library members defined in libgcc2.c.
 447 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 448             _clear_cache _trampoline __main _absvsi2 \
 449             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 450             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 451             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 452             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 453             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 454             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 455             _clrsbdi2 _mulbitint3
 456
 457 # The floating-point conversion routines that involve a single-word integer.
 458 # XX stands for the integer mode.
 459 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 460
 461 # Likewise double-word routines.
 462 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 463                $(patsubst %,_fixuns%XX,sf df xf tf) \
 464                $(patsubst %,_floatXX%,sf df xf tf) \
 465                $(patsubst %,_floatunXX%,sf df xf tf)
 466
 467 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 468   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 469   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 470 endif
 471
 472 # These might cause a divide overflow trap and so are compiled with
 473 # unwinder info.
 474 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
 475                     _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv \
 476                     _divmodbitint4
 477
 478 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 479 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 480 # in LIB2FUNCS_EXCLUDE.
 481 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 482 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 483                        $(LIB2_DIVMOD_FUNCS))
 484
 485 LIB2FUNCS_ST := $(filter-out $(LIB2FUNCS_EXCLUDE),$(LIB2FUNCS_ST))
 486
 487 # Build "libgcc1" (assembly) components.
 488
 489 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 490 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 491         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 492 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 493         $(gen-hide-list)
 494 libgcc-objects += $(lib1asmfuncs-o)
 495
 496 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 497 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 498         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 499 ifeq ($(enable_shared),yes)
 500
 501 libgcc-s-objects += $(lib1asmfuncs-s-o)
 502
 503 endif
 504
 505 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 506 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 507 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 508         $(gcc_compile) -DL$* -c $< $(vis_hide)
 509 libgcc-objects += $(lib2funcs-o)
 510
 511 ifeq ($(enable_shared),yes)
 512 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 513 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 514         $(gcc_s_compile) -DL$* -c $<
 515 libgcc-s-objects += $(lib2funcs-s-o)
 516 endif
 517
 518 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 519 # Build libgcc2.c for each conversion function, with a specific
 520 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 521 # functions are built with a wordsize of 4; the TImode functions are
 522 # built with the same labels, but a wordsize of 8.
 523
 524 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 525 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 526 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 527
 528 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 529 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 530 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 531
 532 -include $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 533
 534 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 535 ifeq ($(enable_shared),yes)
 536 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 537 endif
 538 endif
 539
 540 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 541 # Provide default flags for compiling divmod functions, if they haven't been
 542 # set already by a target-specific Makefile fragment.
 543 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 544 endif
 545
 546 # Build LIB2_DIVMOD_FUNCS.
 547 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 548 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 549         $(gcc_compile) -DL$* -c $< \
 550           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 551 libgcc-objects += $(lib2-divmod-o)
 552
 553 ifeq ($(enable_shared),yes)
 554 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 555 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 556         $(gcc_s_compile) -DL$* -c $< \
 557           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 558 libgcc-s-objects += $(lib2-divmod-s-o)
 559 endif
 560
 561 ifeq ($(TPBIT),)
 562 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 563 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 564 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 565 endif
 566
 567 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 568 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 569 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 570
 571 fpbit-src := $(srcdir)/fp-bit.c
 572
 573 # Build FPBIT.
 574 ifneq ($(FPBIT),)
 575 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 576 $(fpbit-o): %$(objext): $(fpbit-src)
 577         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 578 libgcc-objects += $(fpbit-o)
 579
 580 ifeq ($(enable_shared),yes)
 581 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 582 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 583         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 584 libgcc-s-objects += $(fpbit-s-o)
 585 endif
 586 endif
 587
 588 # Build DPBIT.
 589 ifneq ($(DPBIT),)
 590 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 591 $(dpbit-o): %$(objext): $(fpbit-src)
 592         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 593 libgcc-objects += $(dpbit-o)
 594
 595 ifeq ($(enable_shared),yes)
 596 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 597 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 598         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 599 libgcc-s-objects += $(dpbit-s-o)
 600 endif
 601 endif
 602
 603 # Build TPBIT.
 604 ifneq ($(TPBIT),)
 605 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 606 $(tpbit-o): %$(objext): $(fpbit-src)
 607         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 608 libgcc-objects += $(tpbit-o)
 609
 610 ifeq ($(enable_shared),yes)
 611 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 612 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 613         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 614 libgcc-s-objects += $(tpbit-s-o)
 615 endif
 616 endif
 617
 618 # Build decimal floating point support.
 619 ifeq ($(decimal_float),yes)
 620
 621 # If $DFP_ENABLE is set, then we want all data type sizes.
 622 ifneq ($(DFP_ENABLE),)
 623 D32PBIT = 1
 624 D64PBIT = 1
 625 D128PBIT = 1
 626 endif
 627
 628 dfp-filenames =
 629 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 630 ifeq ($(enable_decimal_float),bid)
 631 dfp-filenames += bid_decimal_globals bid_decimal_data \
 632                  bid_binarydecimal bid_convert_data \
 633                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 634                  bid128_noncomp bid128_fma bid_round bid_from_int \
 635                  bid64_add bid128_add bid64_div bid128_div \
 636                  bid64_mul bid128_mul bid64_compare bid128_compare \
 637                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 638                  bid64_to_int32 bid64_to_int64 \
 639                  bid64_to_uint32 bid64_to_uint64 \
 640                  bid128_to_int32 bid128_to_int64 \
 641                  bid128_to_uint32 bid128_to_uint64
 642 else
 643 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 644 endif
 645 endif
 646
 647 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 648 ifeq ($(enable_decimal_float),bid)
 649 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 650 else
 651 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 652 endif
 653         $(gcc_compile) -c $<
 654 libgcc-objects += $(dfp-objects)
 655
 656 decbits-filenames =
 657 ifneq ($(enable_decimal_float),bid)
 658 ifneq ($(D32PBIT),)
 659 decbits-filenames += decimal32
 660 endif
 661
 662 ifneq ($(D64PBIT),)
 663 decbits-filenames += decimal64
 664 endif
 665
 666 ifneq ($(D128PBIT),)
 667 decbits-filenames += decimal128
 668 endif
 669 endif
 670
 671 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 672 ifeq ($(enable_decimal_float),bid)
 673 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 674 else
 675 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 676 endif
 677         $(gcc_compile) -c $<
 678 libgcc-objects += $(decbits-objects)
 679
 680 # Next build individual support functions.
 681 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 682         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 683         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 684         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 685         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 686         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 687         _sd_to_dd _sd_to_td _unord_sd _conv_sd \
 688         _hf_to_sd _sd_to_hf
 689
 690 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 691         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 692         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 693         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 694         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 695         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 696         _dd_to_sd _dd_to_td _unord_dd _conv_dd \
 697         _hf_to_dd _dd_to_hf
 698
 699 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 700         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 701         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 702         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 703         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 704         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 705         _td_to_sd _td_to_dd _unord_td _conv_td \
 706         _hf_to_td _td_to_hf
 707
 708 ifeq ($(enable_decimal_float),bid)
 709 ifneq ($(D32PBIT),)
 710 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 711 endif
 712
 713 ifneq ($(D64PBIT),)
 714 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 715 endif
 716
 717 ifneq ($(D128PBIT),)
 718 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 719 endif
 720 endif
 721
 722 ifneq ($(D32PBIT),)
 723 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 724 ifeq ($(enable_decimal_float),bid)
 725 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 726 else
 727 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 728 endif
 729         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 730 libgcc-objects += $(d32pbit-o)
 731 endif
 732
 733 ifneq ($(D64PBIT),)
 734 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 735 ifeq ($(enable_decimal_float),bid)
 736 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 737 else
 738 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 739 endif
 740         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 741 libgcc-objects += $(d64pbit-o)
 742 endif
 743
 744 ifneq ($(D128PBIT),)
 745 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 746 ifeq ($(enable_decimal_float),bid)
 747 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 748 else
 749 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 750 endif
 751         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 752 libgcc-objects += $(d128pbit-o)
 753 endif
 754
 755 endif
 756
 757 ifeq ($(SYNC),yes)
 758 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 759                             sync_fetch_and_$(op) \
 760                             sync_$(op)_and_fetch) \
 761                           sync_bool_compare_and_swap \
 762                           sync_val_compare_and_swap \
 763                           sync_lock_test_and_set
 764
 765 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 766                             $(foreach suffix, 1 2 4 8 16, \
 767                               $(prefix)_$(suffix)))
 768
 769 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 770 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 771         $(gcc_compile) $(SYNC_CFLAGS) \
 772           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 773           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 774           -c $< $(vis_hide)
 775 libgcc-objects += $(libgcc-sync-size-funcs-o)
 776
 777 libgcc-sync-funcs := sync_synchronize
 778
 779 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 780 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 781         $(gcc_compile) $(SYNC_CFLAGS) \
 782           -DL$* \
 783           -c $< $(vis_hide)
 784 libgcc-objects += $(libgcc-sync-funcs-o)
 785
 786 ifeq ($(enable_shared),yes)
 787 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 788                                $(libgcc-sync-size-funcs))
 789 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 790         $(gcc_s_compile) $(SYNC_CFLAGS) \
 791           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 792           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 793           -c $<
 794 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 795
 796 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 797 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 798         $(gcc_s_compile) $(SYNC_CFLAGS) \
 799           -DL$* \
 800           -c $<
 801 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 802 endif
 803 endif
 804
 805 # Build fixed-point support.
 806 ifeq ($(fixed_point),yes)
 807
 808 # Generate permutations of function name and mode
 809 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 810 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 811 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 812
 813 # Generate the rules for each arithmetic function
 814 iter-items := $(fixed-funcs)
 815 iter-labels := $(fixed-labels)
 816 iter-from := $(fixed-modes)
 817 iter-to := $(fixed-modes)
 818 -include $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 819
 820 # Add arithmetic functions to list of objects to be built
 821 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 822 ifeq ($(enable_shared),yes)
 823 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 824 endif
 825
 826 # Convert from or to fractional
 827 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 828 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 829 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 830 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 831
 832 # Generate the make rules for each conversion function
 833 iter-items := $(fixed-conv-funcs)
 834 iter-labels := $(fixed-conv-labels)
 835 iter-from := $(fixed-conv-from)
 836 iter-to := $(fixed-conv-to)
 837 -include $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 838
 839 # Add conversion functions to list of objects to be built
 840 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 841 ifeq ($(enable_shared),yes)
 842 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 843 endif
 844
 845 endif
 846
 847 # Build LIB2ADD and LIB2ADD_ST.
 848 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 849 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 850 endif
 851
 852 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 853 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 854
 855 c_flags :=
 856 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 857 -include $(iterator)
 858
 859 ifeq ($(enable_shared),yes)
 860 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 861 endif
 862
 863 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 864 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 865 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 866
 867 c_flags := -fexceptions
 868
 869 ifeq ($(enable_shared),yes)
 870
 871 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 872 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 873
 874 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 875 -include $(iterator)
 876
 877 else
 878 # Not shared.  LIB2ADDEH are added to libgcc.a.
 879
 880 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 881
 882 iter-items := $(LIB2ADDEH)
 883 -include $(iterator)
 884
 885 endif
 886
 887 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 888 # not generate calls to __gcc_personality_v0.
 889
 890 c_flags := -fno-exceptions
 891
 892 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 893
 894 ifeq ($(enable_shared),yes)
 895 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 896 endif
 897
 898 iter-items := $(LIBUNWIND)
 899 -include $(iterator)
 900
 901 # Build libgcov components.
 902
 903 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_topn                        \
 904         _gcov_merge_ior _gcov_merge_time_profile
 905 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 906         _gcov_interval_profiler_atomic                                  \
 907         _gcov_pow2_profiler                                             \
 908         _gcov_pow2_profiler_atomic                                      \
 909         _gcov_topn_values_profiler                                      \
 910         _gcov_topn_values_profiler_atomic                                       \
 911         _gcov_average_profiler                                          \
 912         _gcov_average_profiler_atomic                                   \
 913         _gcov_ior_profiler                                              \
 914         _gcov_ior_profiler_atomic                                       \
 915         _gcov_indirect_call_profiler_v4                                 \
 916         _gcov_time_profiler
 917 LIBGCOV_INTERFACE = _gcov_dump _gcov_fork                               \
 918         _gcov_execl _gcov_execlp                                        \
 919         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset  \
 920         _gcov_lock_unlock
 921 LIBGCOV_DRIVER = _gcov _gcov_info_to_gcda
 922
 923 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 924 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 925 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 926 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 927 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 928                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 929
 930 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 931         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 932 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 933         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 934 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 935         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 936 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 937   $(srcdir)/libgcov-driver-system.c $(srcdir)/gcov.h $(srcdir)/libgcov.h
 938         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 939
 940
 941 # Static libraries.
 942 libgcc.a: $(libgcc-objects)
 943 libgcov.a: $(libgcov-objects)
 944 libunwind.a: $(libunwind-objects)
 945 libgcc_eh.a: $(libgcc-eh-objects)
 946
 947 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 948         -rm -f $@
 949
 950         objects="$(objects)";                                   \
 951         if test -z "$$objects"; then                            \
 952           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 953           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 954              -o eh_dummy$(objext);                              \
 955           objects=eh_dummy$(objext);                            \
 956         fi;                                                     \
 957         $(AR_CREATE_FOR_TARGET) $@ $$objects
 958
 959         $(RANLIB) $@
 960
 961 all: libgcc.a
 962 ifeq ($(enable_gcov),yes)
 963 all: libgcov.a
 964 endif
 965
 966 ifneq ($(LIBUNWIND),)
 967 all: libunwind.a
 968 endif
 969
 970 ifeq ($(enable_shared),yes)
 971 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 972 ifneq ($(LIBUNWIND),)
 973 all: libunwind$(SHLIB_EXT)
 974 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 975 endif
 976
 977 # Map-file generation.
 978 ifneq ($(SHLIB_MKMAP),)
 979 libgcc.map.in: $(SHLIB_MAPFILES)
 980         { cat $(SHLIB_MAPFILES) \
 981             | sed -e '/^[       ]*#/d' \
 982                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 983             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 984         } > tmp-$@
 985         mv tmp-$@ $@
 986 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 987         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 988           cat libgcc.map.in; \
 989         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 990         mv tmp-$@ $@
 991 libgcc_s$(SHLIB_EXT): libgcc.map
 992 mapfile = libgcc.map
 993 endif
 994
 995 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 996         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 997             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 998
 999 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
1000         # @multilib_flags@ is still needed because this may use
1001         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1002         # @multilib_dir@ is not really necessary, but sometimes it has
1003         # more uses than just a directory name.
1004         $(mkinstalldirs) $(MULTIDIR)
1005         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
1006                 @multilib_dir@,$(MULTIDIR),$(subst \
1007                 @shlib_objs@,$(objects) libgcc.a,$(subst \
1008                 @shlib_base_name@,libgcc_s,$(subst \
1009                 @shlib_map_file@,$(mapfile),$(subst \
1010                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
1011                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
1012
1013 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
1014         # @multilib_flags@ is still needed because this may use
1015         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
1016         # @multilib_dir@ is not really necessary, but sometimes it has
1017         # more uses than just a directory name.
1018         $(mkinstalldirs) $(MULTIDIR)
1019         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
1020                 @multilib_dir@,$(MULTIDIR),$(subst \
1021                 @shlib_objs@,$(objects),$(subst \
1022                 @shlib_base_name@,libunwind,$(subst \
1023                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
1024
1025 endif
1026
1027 # Build the standard GCC startfiles and endfiles.
1028 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1029 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1030
1031 ifeq ($(CUSTOM_CRTSTUFF),)
1032 # Compile two additional files that are linked with every program
1033 # linked using GCC on systems using COFF or ELF, for the sake of C++
1034 # constructors.
1035 crtbegin$(objext): $(srcdir)/crtstuff.c
1036         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1037
1038 crtend$(objext): $(srcdir)/crtstuff.c
1039         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1040
1041 # These are versions of crtbegin and crtend for shared libraries.
1042 crtbeginS$(objext): $(srcdir)/crtstuff.c
1043         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1044
1045 crtendS$(objext): $(srcdir)/crtstuff.c
1046         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1047
1048 # This is a version of crtbegin for -static links.
1049 crtbeginT$(objext): $(srcdir)/crtstuff.c
1050         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1051
1052 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1053 # the end of tables with addresses, required for offloading.  crtoffloadtable
1054 # contains the array with addresses of those symbols.
1055 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1056         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1057
1058 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1059         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1060
1061 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1062         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1063 endif
1064
1065 ifeq ($(enable_vtable_verify),yes)
1066 # These are used in vtable verification; see comments in source files for
1067 # more details.
1068
1069 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1070 # compilations.
1071 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1072
1073 vtv_start$(objext): $(srcdir)/vtv_start.c
1074         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1075
1076 vtv_end$(objext): $(srcdir)/vtv_end.c
1077         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1078
1079 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1080         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1081
1082 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1083         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1084 endif
1085
1086 ifeq ($(CUSTOM_CRTIN),)
1087 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1088 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1089         $(crt_compile) -c -x assembler-with-cpp $<
1090
1091 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1092         $(crt_compile) -c -x assembler-with-cpp $<
1093 endif
1094
1095 # Build extra startfiles in the libgcc directory.
1096 .PHONY: libgcc-extra-parts
1097 libgcc-extra-parts: $(EXTRA_PARTS)
1098
1099         # Early copyback; see "all" above for the rationale.  The
1100         # early copy is necessary so that the gcc -B options find
1101         # the right startup files when linking shared libgcc.
1102         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1103         parts="$(EXTRA_PARTS)";                                 \
1104         for file in $$parts; do                                 \
1105           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1106           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1107           case $$file in                                        \
1108             *.a)                                                \
1109               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1110           esac;                                                 \
1111         done
1112
1113 all: $(extra-parts)
1114
1115 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1116         $(libgcov-objects) \
1117         $(libunwind-objects) $(libunwind-s-objects) \
1118         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1119
1120 # Copy unwind.h to the place where gcc will look for it at build-time
1121 install-unwind_h-forbuild: unwind.h
1122         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1123         cp unwind.h $$dest; \
1124         chmod a+r $$dest; \
1125         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1126
1127 # Copy unwind.h to the place where gcc will look at run-time, once installed
1128 #
1129 # This is redundant with the internal copy above when using a regular toplevel
1130 # "install" target, because gcc's install will copy to the destination as well.
1131 #
1132 # This is however useful for "install-no-fixincludes" case, when only the gcc
1133 # internal headers are copied by gcc's install.
1134 install-unwind_h:
1135         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1136         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1137
1138 all: install-unwind_h-forbuild
1139
1140 install-gcov_h:
1141         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1142         $(INSTALL_DATA) $(srcdir)/gcov.h $(DESTDIR)$(libsubdir)/include
1143
1144 # Documentation targets (empty).
1145 .PHONY: info html dvi pdf install-info install-html install-pdf
1146
1147 info:
1148 install-info:
1149 html:
1150 install-html:
1151 dvi:
1152 pdf:
1153 install-pdf:
1154
1155 # Install rules.  These do not depend on "all", so that they can be invoked
1156 # recursively from it.
1157 install-libunwind:
1158         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1159
1160         # NOTE: Maybe this should go into $(inst_libdir), but this
1161         # is where the old mklibgcc.in put it.
1162         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1163         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1164         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1165
1166         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1167                 @shlib_base_name@,libunwind,$(subst \
1168                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1169
1170 install-shared:
1171         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1172
1173         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1174         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1175         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1176
1177         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1178                 @shlib_base_name@,libgcc_s,$(subst \
1179                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1180
1181 install-leaf: $(install-shared) $(install-libunwind)
1182         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1183
1184         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1185         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1186         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1187 ifeq ($(enable_gcov),yes)
1188         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1189         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1190         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1191 endif
1192
1193         parts="$(INSTALL_PARTS)";                               \
1194         for file in $$parts; do                                 \
1195           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1196           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1197           case $$file in                                        \
1198             *.a)                                                \
1199               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1200           esac;                                                 \
1201         done
1202
1203 install: install-leaf install-unwind_h install-gcov_h
1204         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1205
1206 install-strip: install
1207
1208 .PHONY: install install-shared install-libunwind install-strip
1209 .PHONY: install-unwind_h install-unwind_h-forbuild
1210 .PHONY: install-gcov_h
1211
1212 # Don't export variables to the environment, in order to not confuse
1213 # configure.
1214 .NOEXPORT:
1215
1216 -include $(wildcard *.dep)