libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2017 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GCC.
   6 #
   7 # GCC is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU Library General Public License as published by the Free
   9 # Software Foundation; either version 3 of the License, or (at your option)
  10 # any later version.
  11 #
  12 # GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15 # more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with GCC; see the file COPYING3.  If not see
  19 # <http://www.gnu.org/licenses/>.
  20 #
  21
  22 libgcc_topdir = @libgcc_topdir@
  23 host_subdir = @host_subdir@
  24
  25 gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
  26
  27 srcdir = @srcdir@
  28
  29 prefix = @prefix@
  30
  31 exec_prefix = @exec_prefix@
  32 libdir = @libdir@
  33 shlib_slibdir = @slibdir@
  34
  35 SHELL = @SHELL@
  36
  37 cpu_type = @cpu_type@
  38 enable_shared = @enable_shared@
  39 double_type_size = @double_type_size@
  40 long_double_type_size = @long_double_type_size@
  41 decimal_float = @decimal_float@
  42 enable_vtable_verify = @enable_vtable_verify@
  43 enable_decimal_float = @enable_decimal_float@
  44 fixed_point = @fixed_point@
  45 with_aix_soname = @with_aix_soname@
  46 enable_execute_stack = @enable_execute_stack@
  47 unwind_header = @unwind_header@
  48 md_unwind_header = @md_unwind_header@
  49 sfp_machine_header = @sfp_machine_header@
  50 thread_header = @thread_header@
  51
  52 host_noncanonical = @host_noncanonical@
  53 real_host_noncanonical = @real_host_noncanonical@
  54 target_noncanonical = @target_noncanonical@
  55
  56 # List of extra object files that should be compiled for this target machine.
  57 # The rules for compiling them should be in the t-* file for the machine.
  58 EXTRA_PARTS = @extra_parts@
  59
  60 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  61
  62 extra-parts = libgcc-extra-parts
  63
  64 # Multilib support variables.
  65 MULTISRCTOP =
  66 MULTIBUILDTOP =
  67 MULTIDIRS =
  68 MULTISUBDIR =
  69 MULTIDO = true
  70 MULTICLEAN = true
  71
  72 INSTALL = @INSTALL@
  73 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  74 INSTALL_DATA = @INSTALL_DATA@
  75 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  76 INSTALL_PARTS = $(EXTRA_PARTS)
  77
  78 objext = .o
  79
  80 AR = @AR@
  81 AR_FLAGS = rc
  82
  83 CC = @CC@
  84 CFLAGS = @CFLAGS@
  85 RANLIB = @RANLIB@
  86 LN_S = @LN_S@
  87
  88 PWD_COMMAND = $${PWDCMD-pwd}
  89
  90 # Flags to pass to a recursive make.
  91 FLAGS_TO_PASS = \
  92         "AR=$(AR)" \
  93         "AR_FLAGS=$(AR_FLAGS)" \
  94         "CC=$(CC)" \
  95         "CFLAGS=$(CFLAGS)" \
  96         "DESTDIR=$(DESTDIR)" \
  97         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  98         "HDEFINES=$(HDEFINES)" \
  99         "INSTALL=$(INSTALL)" \
 100         "INSTALL_DATA=$(INSTALL_DATA)" \
 101         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
 102         "LDFLAGS=$(LDFLAGS)" \
 103         "LOADLIBES=$(LOADLIBES)" \
 104         "RANLIB=$(RANLIB)" \
 105         "SHELL=$(SHELL)" \
 106         "prefix=$(prefix)" \
 107         "exec_prefix=$(exec_prefix)" \
 108         "libdir=$(libdir)" \
 109         "libsubdir=$(libsubdir)" \
 110         "tooldir=$(tooldir)"
 111
 112 # Dependencies for "all" are set later in the file.
 113 all: all-multi
 114         # Now that we have built all the objects, we need to copy
 115         # them back to the GCC directory.  Too many things (other
 116         # in-tree libraries, and DejaGNU) know about the layout
 117         # of the build tree, for now.
 118         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 119           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 120
 121 .PHONY: all-multi
 122 all-multi:
 123         # If this is the top-level multilib, build all the other
 124         # multilibs.
 125         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 126
 127 .PHONY: check installcheck
 128 check:
 129 installcheck:
 130
 131 .PHONY: all clean
 132
 133 clean:
 134         -rm -f libgcc_tm.h libgcc.map
 135         -rm -f libgcc_tm.stamp stmp-ldirs
 136         -rm -f *$(objext)
 137         -rm -f *.dep
 138         -rm -f *.a
 139         -rm -f libunwind$(SHLIB_EXT)
 140         -rm -f libgcc_s*
 141         @$(MULTICLEAN) multi-clean DO=clean
 142 distclean: clean
 143         @$(MULTICLEAN) multi-clean DO=distclean
 144         -rm -f auto-target.h
 145         -rm -f stamp-h
 146         -rm -f *~ Makefile config.cache config.status multilib.out
 147         -rm -f config.log
 148 maintainer-clean realclean: distclean
 149
 150 Makefile: $(srcdir)/Makefile.in config.status
 151         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 152
 153 # Depending on Makefile makes sure that config.status has been re-run
 154 # if needed.  This prevents problems with parallel builds.
 155 auto-target.h: stamp-h ; @true
 156 stamp-h: $(srcdir)/config.in config.status Makefile
 157         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 158
 159 config.status: $(srcdir)/configure $(srcdir)/config.host
 160         $(SHELL) ./config.status --recheck
 161
 162 AUTOCONF = autoconf
 163 configure_deps = \
 164         $(srcdir)/../config/enable.m4 \
 165         $(srcdir)/../config/tls.m4 \
 166         $(srcdir)/../config/acx.m4 \
 167         $(srcdir)/../config/no-executables.m4 \
 168         $(srcdir)/../config/lib-ld.m4 \
 169         $(srcdir)/../config/override.m4 \
 170         $(srcdir)/../config/picflag.m4 \
 171         $(srcdir)/../config/dfp.m4 \
 172         $(srcdir)/../config/unwind_ipinfo.m4 \
 173         $(srcdir)/../config/gthr.m4 \
 174         $(srcdir)/../config/sjlj.m4
 175
 176 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 177         cd $(srcdir) && $(AUTOCONF)
 178
 179 include $(gcc_objdir)/libgcc.mvars
 180
 181 # Flags to pass to recursive makes.
 182
 183 AR_FOR_TARGET = $(AR)
 184 AR_FLAGS_FOR_TARGET =
 185 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 186 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 187 AWK = @AWK@
 188 GCC_FOR_TARGET = $(CC)
 189 LIPO = @LIPO@
 190 LIPO_FOR_TARGET = $(LIPO)
 191 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 192 NM = @NM@
 193 NM_FOR_TARGET = $(NM)
 194 RANLIB_FOR_TARGET = $(RANLIB)
 195 STRIP = @STRIP@
 196 STRIP_FOR_TARGET = $(STRIP)
 197
 198 # Directory in which the compiler finds libraries etc.
 199 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 200 # Used to install the shared libgcc.
 201 slibdir = @slibdir@
 202 # Maybe used for DLLs on Windows targets.
 203 toolexecdir = @toolexecdir@
 204 toolexeclibdir = @toolexeclibdir@
 205
 206 export AR_FOR_TARGET
 207 export AR_CREATE_FOR_TARGET
 208 export AR_FLAGS_FOR_TARGET
 209 export AR_EXTRACT_FOR_TARGET
 210 export AWK
 211 export DESTDIR
 212 export GCC_FOR_TARGET
 213 export INCLUDES
 214 export INSTALL_DATA
 215 export LIB1ASMSRC
 216 export LIBGCC2_CFLAGS
 217 export LIPO_FOR_TARGET
 218 export MACHMODE_H
 219 export NM_FOR_TARGET
 220 export STRIP_FOR_TARGET
 221 export RANLIB_FOR_TARGET
 222 export libsubdir
 223 export slibdir
 224 export toolexecdir
 225 export toolexeclibdir
 226
 227 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 228
 229 ifeq ($(decimal_float),yes)
 230 ifeq ($(enable_decimal_float),bid)
 231 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 232 else
 233 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 234             -I$(srcdir)/../libdecnumber
 235 endif
 236 else
 237 DECNUMINC =
 238 endif
 239
 240 # Options to use when compiling libgcc2.a.
 241 #
 242 LIBGCC2_DEBUG_CFLAGS = -g
 243 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 244                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 245                  -fbuilding-libgcc -fno-stack-protector \
 246                  $(INHIBIT_LIBC_CFLAGS)
 247
 248 # Additional options to use when compiling libgcc2.a.
 249 # Some targets override this to -isystem include
 250 LIBGCC2_INCLUDES =
 251
 252 # Additional target-dependent options for compiling libgcc2.a.
 253 HOST_LIBGCC2_CFLAGS =
 254
 255 PICFLAG = @PICFLAG@
 256
 257 # Defined in libgcc2.c, included only in the static library.
 258 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 259
 260 # List of functions not to build from libgcc2.c.
 261 LIB2FUNCS_EXCLUDE =
 262
 263 # List of extra C and assembler files to add to static and shared libgcc2.
 264 # Assembler files should have names ending in `.S'.
 265 LIB2ADD =
 266
 267 # List of extra C and assembler files to add to static libgcc2.
 268 # Assembler files should have names ending in `.S'.
 269 LIB2ADD_ST =
 270
 271 # Specify the directories to be searched for header files.
 272 # Both . and srcdir are used, in that order,
 273 # so that *config.h will be found in the compilation
 274 # subdirectory rather than in the source directory.
 275 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 276 # currently being compiled, in both source trees, to be examined as well.
 277 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 278            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 279            -I$(srcdir)/../include $(DECNUMINC)
 280
 281 # Forcibly remove any profiling-related flags.  There is no point
 282 # in supporting profiled bootstrap in this library.
 283 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 284
 285 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 286 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 287 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 288 # include CFLAGS - that's where multilib options live.
 289 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 290                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 291
 292 # Options to use when compiling crtbegin/end.
 293 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 294   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 295   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 296   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 297   $(INHIBIT_LIBC_CFLAGS)
 298
 299 # Extra flags to use when compiling crt{begin,end}.o.
 300 CRTSTUFF_T_CFLAGS =
 301
 302 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 303 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 304
 305 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 306 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 307 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 308
 309 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 310 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 311 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 312 gcc_s_compile = $(gcc_compile) -DSHARED
 313
 314 objects = $(filter %$(objext),$^)
 315
 316 # Collect any host-specific information from Makefile fragments.
 317
 318 LIBGCC_VER_GNU_PREFIX = __
 319 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 320 LIBGCC_VER_SYMBOLS_PREFIX =
 321
 322 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 323     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 324     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 325     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 326
 327 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 328     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 329     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 330     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 331
 332 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 333     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 334     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 335     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 336
 337 # Additional sources to handle exceptions; overridden by targets as needed.
 338 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 339   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 340 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 341 LIB2ADDEHSHARED = $(LIB2ADDEH)
 342
 343 # nm flags to list global symbols in libgcc object files.
 344 SHLIB_NM_FLAGS = -pg
 345
 346 # Don't build libunwind by default.
 347 LIBUNWIND =
 348 SHLIBUNWIND_LINK =
 349 SHLIBUNWIND_INSTALL =
 350
 351 tmake_file = @tmake_file@
 352 include $(srcdir)/empty.mk $(tmake_file)
 353
 354 # Create links to files specified in config.host.
 355 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 356                sfp-machine.h gthr-default.h
 357
 358 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 359         -$(LN_S) $< $@
 360 unwind.h: $(srcdir)/$(unwind_header)
 361         -$(LN_S) $< $@
 362 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 363         -$(LN_S) $< $@
 364 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 365         -$(LN_S) $< $@
 366 gthr-default.h: $(srcdir)/$(thread_header)
 367         -$(LN_S) $< $@
 368
 369 # Collect target defines and headers from config.host.
 370 libgcc_tm_defines = @tm_defines@
 371 libgcc_tm_file = @tm_file@
 372 libgcc_tm.h: libgcc_tm.stamp; @true
 373 libgcc_tm.stamp:
 374         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 375                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 376         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 377         echo timestamp > $@
 378
 379 # Only handle shared libraries if both:
 380 #   - the user requested them
 381 #   - we know how to build them
 382 ifeq ($(SHLIB_LINK),)
 383   enable_shared := no
 384 endif
 385
 386 ifeq ($(enable_shared),yes)
 387   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 388
 389   install-shared = install-shared
 390
 391   ifneq ($(LIBUNWIND),)
 392     install-libunwind = install-libunwind
 393   endif
 394 endif
 395
 396 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 397 # the command line, and a #define to prevent libgcc2.h etc from
 398 # overriding that with #pragmas.
 399 vis_hide = @vis_hide@
 400
 401 ifneq (,$(vis_hide))
 402
 403 # If we have -fvisibility=hidden, then we need to generate hide
 404 # lists for object files implemented in assembly.
 405 ASM_HIDDEN_OP = @asm_hidden_op@
 406
 407 define gen-hide-list
 408 $(NM) -pg $< | \
 409   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 410          && $$3 !~ /.*@.*/ \
 411          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 412 mv -f $@T $@
 413 endef
 414 else
 415 gen-hide-list = echo > $@
 416 endif
 417
 418 ifneq ($(enable_shared),yes)
 419 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 420 endif
 421
 422 LIB2ADD += enable-execute-stack.c
 423
 424 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 425 # instead of LIB2ADD because that's the way to be sure on some targets
 426 # (e.g. *-*-darwin*) only one copy of it is linked.
 427 LIB2ADDEH += $(srcdir)/emutls.c
 428 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 429 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 430
 431 # Library members defined in libgcc2.c.
 432 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 433             _clear_cache _trampoline __main _absvsi2 \
 434             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 435             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 436             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 437             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 438             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 439             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 440             _clrsbdi2
 441
 442 # The floating-point conversion routines that involve a single-word integer.
 443 # XX stands for the integer mode.
 444 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 445
 446 # Likewise double-word routines.
 447 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 448                $(patsubst %,_fixuns%XX,sf df xf tf) \
 449                $(patsubst %,_floatXX%,sf df xf tf) \
 450                $(patsubst %,_floatunXX%,sf df xf tf)
 451
 452 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 453   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 454   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 455 endif
 456
 457 # These might cause a divide overflow trap and so are compiled with
 458 # unwinder info.
 459 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \
 460                     _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv
 461
 462 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 463 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 464 # in LIB2FUNCS_EXCLUDE.
 465 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 466 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 467                        $(LIB2_DIVMOD_FUNCS))
 468
 469 # Build "libgcc1" (assembly) components.
 470
 471 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 472 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 473         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 474 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 475         $(gen-hide-list)
 476 libgcc-objects += $(lib1asmfuncs-o)
 477
 478 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 479 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 480         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 481 ifeq ($(enable_shared),yes)
 482
 483 libgcc-s-objects += $(lib1asmfuncs-s-o)
 484
 485 endif
 486
 487 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 488 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 489 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 490         $(gcc_compile) -DL$* -c $< $(vis_hide)
 491 libgcc-objects += $(lib2funcs-o)
 492
 493 ifeq ($(enable_shared),yes)
 494 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 495 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 496         $(gcc_s_compile) -DL$* -c $<
 497 libgcc-s-objects += $(lib2funcs-s-o)
 498 endif
 499
 500 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 501 # Build libgcc2.c for each conversion function, with a specific
 502 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 503 # functions are built with a wordsize of 4; the TImode functions are
 504 # built with the same labels, but a wordsize of 8.
 505
 506 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 507 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 508 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 509
 510 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 511 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 512 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 513
 514 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 515
 516 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 517 ifeq ($(enable_shared),yes)
 518 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 519 endif
 520 endif
 521
 522 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 523 # Provide default flags for compiling divmod functions, if they haven't been
 524 # set already by a target-specific Makefile fragment.
 525 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 526 endif
 527
 528 # Build LIB2_DIVMOD_FUNCS.
 529 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 530 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 531         $(gcc_compile) -DL$* -c $< \
 532           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 533 libgcc-objects += $(lib2-divmod-o)
 534
 535 ifeq ($(enable_shared),yes)
 536 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 537 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 538         $(gcc_s_compile) -DL$* -c $< \
 539           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 540 libgcc-s-objects += $(lib2-divmod-s-o)
 541 endif
 542
 543 ifeq ($(TPBIT),)
 544 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 545 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 546 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 547 endif
 548
 549 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 550 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 551 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 552
 553 fpbit-src := $(srcdir)/fp-bit.c
 554
 555 # Build FPBIT.
 556 ifneq ($(FPBIT),)
 557 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 558 $(fpbit-o): %$(objext): $(fpbit-src)
 559         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 560 libgcc-objects += $(fpbit-o)
 561
 562 ifeq ($(enable_shared),yes)
 563 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 564 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 565         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 566 libgcc-s-objects += $(fpbit-s-o)
 567 endif
 568 endif
 569
 570 # Build DPBIT.
 571 ifneq ($(DPBIT),)
 572 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 573 $(dpbit-o): %$(objext): $(fpbit-src)
 574         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 575 libgcc-objects += $(dpbit-o)
 576
 577 ifeq ($(enable_shared),yes)
 578 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 579 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 580         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 581 libgcc-s-objects += $(dpbit-s-o)
 582 endif
 583 endif
 584
 585 # Build TPBIT.
 586 ifneq ($(TPBIT),)
 587 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 588 $(tpbit-o): %$(objext): $(fpbit-src)
 589         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 590 libgcc-objects += $(tpbit-o)
 591
 592 ifeq ($(enable_shared),yes)
 593 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 594 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 595         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 596 libgcc-s-objects += $(tpbit-s-o)
 597 endif
 598 endif
 599
 600 # Build decimal floating point support.
 601 ifeq ($(decimal_float),yes)
 602
 603 # If $DFP_ENABLE is set, then we want all data type sizes.
 604 ifneq ($(DFP_ENABLE),)
 605 D32PBIT = 1
 606 D64PBIT = 1
 607 D128PBIT = 1
 608 endif
 609
 610 dfp-filenames =
 611 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 612 ifeq ($(enable_decimal_float),bid)
 613 dfp-filenames += bid_decimal_globals bid_decimal_data \
 614                  bid_binarydecimal bid_convert_data \
 615                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 616                  bid128_noncomp bid128_fma bid_round bid_from_int \
 617                  bid64_add bid128_add bid64_div bid128_div \
 618                  bid64_mul bid128_mul bid64_compare bid128_compare \
 619                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 620                  bid64_to_int32 bid64_to_int64 \
 621                  bid64_to_uint32 bid64_to_uint64 \
 622                  bid128_to_int32 bid128_to_int64 \
 623                  bid128_to_uint32 bid128_to_uint64
 624 else
 625 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 626 endif
 627 endif
 628
 629 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 630 ifeq ($(enable_decimal_float),bid)
 631 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 632 else
 633 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 634 endif
 635         $(gcc_compile) -c $<
 636 libgcc-objects += $(dfp-objects)
 637
 638 decbits-filenames =
 639 ifneq ($(enable_decimal_float),bid)
 640 ifneq ($(D32PBIT),)
 641 decbits-filenames += decimal32
 642 endif
 643
 644 ifneq ($(D64PBIT),)
 645 decbits-filenames += decimal64
 646 endif
 647
 648 ifneq ($(D128PBIT),)
 649 decbits-filenames += decimal128
 650 endif
 651 endif
 652
 653 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 654 ifeq ($(enable_decimal_float),bid)
 655 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 656 else
 657 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 658 endif
 659         $(gcc_compile) -c $<
 660 libgcc-objects += $(decbits-objects)
 661
 662 # Next build individual support functions.
 663 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 664         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 665         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 666         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 667         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 668         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 669         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 670
 671 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 672         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 673         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 674         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 675         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 676         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 677         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 678
 679 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 680         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 681         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 682         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 683         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 684         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 685         _td_to_sd _td_to_dd _unord_td _conv_td
 686
 687 ifeq ($(enable_decimal_float),bid)
 688 ifneq ($(D32PBIT),)
 689 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 690 endif
 691
 692 ifneq ($(D64PBIT),)
 693 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 694 endif
 695
 696 ifneq ($(D128PBIT),)
 697 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 698 endif
 699 endif
 700
 701 ifneq ($(D32PBIT),)
 702 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 703 ifeq ($(enable_decimal_float),bid)
 704 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 705 else
 706 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 707 endif
 708         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 709 libgcc-objects += $(d32pbit-o)
 710 endif
 711
 712 ifneq ($(D64PBIT),)
 713 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 714 ifeq ($(enable_decimal_float),bid)
 715 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 716 else
 717 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 718 endif
 719         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 720 libgcc-objects += $(d64pbit-o)
 721 endif
 722
 723 ifneq ($(D128PBIT),)
 724 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 725 ifeq ($(enable_decimal_float),bid)
 726 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 727 else
 728 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 729 endif
 730         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 731 libgcc-objects += $(d128pbit-o)
 732 endif
 733
 734 endif
 735
 736 ifeq ($(SYNC),yes)
 737 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 738                             sync_fetch_and_$(op) \
 739                             sync_$(op)_and_fetch) \
 740                           sync_bool_compare_and_swap \
 741                           sync_val_compare_and_swap \
 742                           sync_lock_test_and_set
 743
 744 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 745                             $(foreach suffix, 1 2 4 8 16, \
 746                               $(prefix)_$(suffix)))
 747
 748 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 749 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 750         $(gcc_compile) $(SYNC_CFLAGS) \
 751           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 752           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 753           -c $< $(vis_hide)
 754 libgcc-objects += $(libgcc-sync-size-funcs-o)
 755
 756 libgcc-sync-funcs := sync_synchronize
 757
 758 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 759 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 760         $(gcc_compile) $(SYNC_CFLAGS) \
 761           -DL$* \
 762           -c $< $(vis_hide)
 763 libgcc-objects += $(libgcc-sync-funcs-o)
 764
 765 ifeq ($(enable_shared),yes)
 766 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 767                                $(libgcc-sync-size-funcs))
 768 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 769         $(gcc_s_compile) $(SYNC_CFLAGS) \
 770           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 771           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 772           -c $<
 773 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 774
 775 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 776 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 777         $(gcc_s_compile) $(SYNC_CFLAGS) \
 778           -DL$* \
 779           -c $<
 780 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 781 endif
 782 endif
 783
 784 # Build fixed-point support.
 785 ifeq ($(fixed_point),yes)
 786
 787 # Generate permutations of function name and mode
 788 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 789 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 790 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 791
 792 # Generate the rules for each arithmetic function
 793 iter-items := $(fixed-funcs)
 794 iter-labels := $(fixed-labels)
 795 iter-from := $(fixed-modes)
 796 iter-to := $(fixed-modes)
 797 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 798
 799 # Add arithmetic functions to list of objects to be built
 800 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 801 ifeq ($(enable_shared),yes)
 802 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 803 endif
 804
 805 # Convert from or to fractional
 806 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 807 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 808 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 809 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 810
 811 # Generate the make rules for each conversion function
 812 iter-items := $(fixed-conv-funcs)
 813 iter-labels := $(fixed-conv-labels)
 814 iter-from := $(fixed-conv-from)
 815 iter-to := $(fixed-conv-to)
 816 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 817
 818 # Add conversion functions to list of objects to be built
 819 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 820 ifeq ($(enable_shared),yes)
 821 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 822 endif
 823
 824 endif
 825
 826 # Build LIB2ADD and LIB2ADD_ST.
 827 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 828 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 829 endif
 830
 831 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 832 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 833
 834 c_flags :=
 835 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 836 include $(iterator)
 837
 838 ifeq ($(enable_shared),yes)
 839 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 840 endif
 841
 842 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 843 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 844 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 845
 846 c_flags := -fexceptions
 847
 848 ifeq ($(enable_shared),yes)
 849
 850 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 851 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 852
 853 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 854 include $(iterator)
 855
 856 else
 857 # Not shared.  LIB2ADDEH are added to libgcc.a.
 858
 859 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 860
 861 iter-items := $(LIB2ADDEH)
 862 include $(iterator)
 863
 864 endif
 865
 866 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 867 # not generate calls to __gcc_personality_v0.
 868
 869 c_flags := -fno-exceptions
 870
 871 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 872
 873 ifeq ($(enable_shared),yes)
 874 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 875 endif
 876
 877 iter-items := $(LIBUNWIND)
 878 include $(iterator)
 879
 880 # Build libgcov components.
 881
 882 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single                      \
 883         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 884 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 885         _gcov_interval_profiler_atomic                                  \
 886         _gcov_pow2_profiler                                             \
 887         _gcov_pow2_profiler_atomic                                      \
 888         _gcov_one_value_profiler                                        \
 889         _gcov_one_value_profiler_atomic                                 \
 890         _gcov_average_profiler                                          \
 891         _gcov_average_profiler_atomic                                   \
 892         _gcov_ior_profiler                                              \
 893         _gcov_ior_profiler_atomic                                       \
 894         _gcov_indirect_call_profiler_v2                                 \
 895         _gcov_time_profiler                                             \
 896         _gcov_indirect_call_topn_profiler
 897 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 898         _gcov_execl _gcov_execlp                                        \
 899         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 900 LIBGCOV_DRIVER = _gcov
 901
 902 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 903 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 904 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 905 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 906 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 907                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 908
 909 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
 910         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 911 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
 912         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 913 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
 914         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 915 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 916   $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
 917         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 918
 919
 920 # Static libraries.
 921 libgcc.a: $(libgcc-objects)
 922 libgcov.a: $(libgcov-objects)
 923 libunwind.a: $(libunwind-objects)
 924 libgcc_eh.a: $(libgcc-eh-objects)
 925
 926 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 927         -rm -f $@
 928
 929         objects="$(objects)";                                   \
 930         if test -z "$$objects"; then                            \
 931           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 932           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 933              -o eh_dummy$(objext);                              \
 934           objects=eh_dummy$(objext);                            \
 935         fi;                                                     \
 936         $(AR_CREATE_FOR_TARGET) $@ $$objects
 937
 938         $(RANLIB) $@
 939
 940 all: libgcc.a libgcov.a
 941
 942 ifneq ($(LIBUNWIND),)
 943 all: libunwind.a
 944 endif
 945
 946 ifeq ($(enable_shared),yes)
 947 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 948 ifneq ($(LIBUNWIND),)
 949 all: libunwind$(SHLIB_EXT)
 950 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 951 endif
 952
 953 # Map-file generation.
 954 ifneq ($(SHLIB_MKMAP),)
 955 libgcc.map.in: $(SHLIB_MAPFILES)
 956         { cat $(SHLIB_MAPFILES) \
 957             | sed -e '/^[       ]*#/d' \
 958                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 959             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 960         } > tmp-$@
 961         mv tmp-$@ $@
 962 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 963         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 964           cat libgcc.map.in; \
 965         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 966         mv tmp-$@ $@
 967 libgcc_s$(SHLIB_EXT): libgcc.map
 968 mapfile = libgcc.map
 969 endif
 970
 971 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 972         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 973             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 974
 975 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 976         # @multilib_flags@ is still needed because this may use
 977         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 978         # @multilib_dir@ is not really necessary, but sometimes it has
 979         # more uses than just a directory name.
 980         $(mkinstalldirs) $(MULTIDIR)
 981         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 982                 @multilib_dir@,$(MULTIDIR),$(subst \
 983                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 984                 @shlib_base_name@,libgcc_s,$(subst \
 985                 @shlib_map_file@,$(mapfile),$(subst \
 986                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 987                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 988
 989 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 990         # @multilib_flags@ is still needed because this may use
 991         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 992         # @multilib_dir@ is not really necessary, but sometimes it has
 993         # more uses than just a directory name.
 994         $(mkinstalldirs) $(MULTIDIR)
 995         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 996                 @multilib_dir@,$(MULTIDIR),$(subst \
 997                 @shlib_objs@,$(objects),$(subst \
 998                 @shlib_base_name@,libunwind,$(subst \
 999                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
1000
1001 endif
1002
1003 # Build the standard GCC startfiles and endfiles.
1004 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1005 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1006
1007 ifeq ($(CUSTOM_CRTSTUFF),)
1008 # Compile two additional files that are linked with every program
1009 # linked using GCC on systems using COFF or ELF, for the sake of C++
1010 # constructors.
1011 crtbegin$(objext): $(srcdir)/crtstuff.c
1012         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1013
1014 crtend$(objext): $(srcdir)/crtstuff.c
1015         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1016
1017 # These are versions of crtbegin and crtend for shared libraries.
1018 crtbeginS$(objext): $(srcdir)/crtstuff.c
1019         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1020
1021 crtendS$(objext): $(srcdir)/crtstuff.c
1022         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1023
1024 # This is a version of crtbegin for -static links.
1025 crtbeginT$(objext): $(srcdir)/crtstuff.c
1026         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1027
1028 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1029 # the end of tables with addresses, required for offloading.  crtoffloadtable
1030 # contains the array with addresses of those symbols.
1031 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1032         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1033
1034 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1035         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1036
1037 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1038         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1039 endif
1040
1041 ifeq ($(enable_vtable_verify),yes)
1042 # These are used in vtable verification; see comments in source files for
1043 # more details.
1044
1045 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1046 # compilations.
1047 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1048
1049 vtv_start$(objext): $(srcdir)/vtv_start.c
1050         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1051
1052 vtv_end$(objext): $(srcdir)/vtv_end.c
1053         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1054
1055 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1056         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1057
1058 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1059         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1060 endif
1061
1062 ifeq ($(CUSTOM_CRTIN),)
1063 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1064 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1065         $(crt_compile) -c -x assembler-with-cpp $<
1066
1067 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1068         $(crt_compile) -c -x assembler-with-cpp $<
1069 endif
1070
1071 # Build extra startfiles in the libgcc directory.
1072 .PHONY: libgcc-extra-parts
1073 libgcc-extra-parts: $(EXTRA_PARTS)
1074
1075         # Early copyback; see "all" above for the rationale.  The
1076         # early copy is necessary so that the gcc -B options find
1077         # the right startup files when linking shared libgcc.
1078         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1079         parts="$(EXTRA_PARTS)";                                 \
1080         for file in $$parts; do                                 \
1081           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1082           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1083           case $$file in                                        \
1084             *.a)                                                \
1085               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1086           esac;                                                 \
1087         done
1088
1089 all: $(extra-parts)
1090
1091 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1092         $(libgcov-objects) \
1093         $(libunwind-objects) $(libunwind-s-objects) \
1094         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1095
1096 # Copy unwind.h to the place where gcc will look for it at build-time
1097 install-unwind_h-forbuild: unwind.h
1098         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1099         cp unwind.h $$dest; \
1100         chmod a+r $$dest; \
1101         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1102
1103 # Copy unwind.h to the place where gcc will look at run-time, once installed
1104 #
1105 # This is redundant with the internal copy above when using a regular toplevel
1106 # "install" target, because gcc's install will copy to the destination as well.
1107 #
1108 # This is however useful for "install-no-fixincludes" case, when only the gcc
1109 # internal headers are copied by gcc's install.
1110 install-unwind_h:
1111         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1112         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1113
1114 all: install-unwind_h-forbuild
1115
1116 # Documentation targets (empty).
1117 .PHONY: info html dvi pdf install-info install-html install-pdf
1118
1119 info:
1120 install-info:
1121 html:
1122 install-html:
1123 dvi:
1124 pdf:
1125 install-pdf:
1126
1127 # Install rules.  These do not depend on "all", so that they can be invoked
1128 # recursively from it.
1129 install-libunwind:
1130         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1131
1132         # NOTE: Maybe this should go into $(inst_libdir), but this
1133         # is where the old mklibgcc.in put it.
1134         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1135         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1136         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1137
1138         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1139                 @shlib_base_name@,libunwind,$(subst \
1140                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1141
1142 install-shared:
1143         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1144
1145         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1146         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1147         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1148
1149         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1150                 @shlib_base_name@,libgcc_s,$(subst \
1151                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1152
1153 install-leaf: $(install-shared) $(install-libunwind)
1154         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1155
1156         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1157         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1158         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1159         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1160         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1161         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1162
1163         parts="$(INSTALL_PARTS)";                               \
1164         for file in $$parts; do                                 \
1165           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1166           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1167           case $$file in                                        \
1168             *.a)                                                \
1169               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1170           esac;                                                 \
1171         done
1172
1173 install: install-leaf install-unwind_h
1174         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1175
1176 install-strip: install
1177
1178 .PHONY: install install-shared install-libunwind install-strip
1179 .PHONY: install-unwind_h install-unwind_h-forbuild
1180
1181 # Don't export variables to the environment, in order to not confuse
1182 # configure.
1183 .NOEXPORT:
1184
1185 include $(srcdir)/empty.mk $(wildcard *.dep)