libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2016 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/override.m4 \
 169         $(srcdir)/../config/dfp.m4 \
 170
 171 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 172         cd $(srcdir) && $(AUTOCONF)
 173
 174 include $(gcc_objdir)/libgcc.mvars
 175
 176 # Flags to pass to recursive makes.
 177
 178 AR_FOR_TARGET = $(AR)
 179 AR_FLAGS_FOR_TARGET =
 180 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 181 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 182 AWK = @AWK@
 183 GCC_FOR_TARGET = $(CC)
 184 LIPO = @LIPO@
 185 LIPO_FOR_TARGET = $(LIPO)
 186 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 187 NM = @NM@
 188 NM_FOR_TARGET = $(NM)
 189 RANLIB_FOR_TARGET = $(RANLIB)
 190 STRIP = @STRIP@
 191 STRIP_FOR_TARGET = $(STRIP)
 192
 193 # Directory in which the compiler finds libraries etc.
 194 libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@
 195 # Used to install the shared libgcc.
 196 slibdir = @slibdir@
 197 # Maybe used for DLLs on Windows targets.
 198 toolexecdir = @toolexecdir@
 199 toolexeclibdir = @toolexeclibdir@
 200
 201 export AR_FOR_TARGET
 202 export AR_CREATE_FOR_TARGET
 203 export AR_FLAGS_FOR_TARGET
 204 export AR_EXTRACT_FOR_TARGET
 205 export AWK
 206 export DESTDIR
 207 export GCC_FOR_TARGET
 208 export INCLUDES
 209 export INSTALL_DATA
 210 export LIB1ASMSRC
 211 export LIBGCC2_CFLAGS
 212 export LIPO_FOR_TARGET
 213 export MACHMODE_H
 214 export NM_FOR_TARGET
 215 export STRIP_FOR_TARGET
 216 export RANLIB_FOR_TARGET
 217 export libsubdir
 218 export slibdir
 219 export toolexecdir
 220 export toolexeclibdir
 221
 222 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 223
 224 ifeq ($(decimal_float),yes)
 225 ifeq ($(enable_decimal_float),bid)
 226 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 227 else
 228 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 229             -I$(srcdir)/../libdecnumber
 230 endif
 231 else
 232 DECNUMINC =
 233 endif
 234
 235 # Options to use when compiling libgcc2.a.
 236 #
 237 LIBGCC2_DEBUG_CFLAGS = -g
 238 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 239                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 240                  -fbuilding-libgcc -fno-stack-protector \
 241                  $(INHIBIT_LIBC_CFLAGS)
 242
 243 # Additional options to use when compiling libgcc2.a.
 244 # Some targets override this to -isystem include
 245 LIBGCC2_INCLUDES =
 246
 247 # Additional target-dependent options for compiling libgcc2.a.
 248 HOST_LIBGCC2_CFLAGS =
 249
 250 PICFLAG = @PICFLAG@
 251
 252 # Defined in libgcc2.c, included only in the static library.
 253 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 254
 255 # List of functions not to build from libgcc2.c.
 256 LIB2FUNCS_EXCLUDE =
 257
 258 # These might cause a divide overflow trap and so are compiled with
 259 # unwinder info.
 260 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 261
 262 # List of extra C and assembler files to add to static and shared libgcc2.
 263 # Assembler files should have names ending in `.S'.
 264 LIB2ADD =
 265
 266 # List of extra C and assembler files to add to static libgcc2.
 267 # Assembler files should have names ending in `.S'.
 268 LIB2ADD_ST =
 269
 270 # Specify the directories to be searched for header files.
 271 # Both . and srcdir are used, in that order,
 272 # so that *config.h will be found in the compilation
 273 # subdirectory rather than in the source directory.
 274 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 275 # currently being compiled, in both source trees, to be examined as well.
 276 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 277            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 278            -I$(srcdir)/../include $(DECNUMINC)
 279
 280 # Forcibly remove any profiling-related flags.  There is no point
 281 # in supporting profiled bootstrap in this library.
 282 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 283
 284 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 285 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 286 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 287 # include CFLAGS - that's where multilib options live.
 288 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 289                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 290
 291 # Options to use when compiling crtbegin/end.
 292 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 293   $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \
 294   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 295   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 296   $(INHIBIT_LIBC_CFLAGS)
 297
 298 # Extra flags to use when compiling crt{begin,end}.o.
 299 CRTSTUFF_T_CFLAGS =
 300
 301 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 302 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 303
 304 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 305 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 306 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 307
 308 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 309 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 310 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 311 gcc_s_compile = $(gcc_compile) -DSHARED
 312
 313 objects = $(filter %$(objext),$^)
 314
 315 # Collect any host-specific information from Makefile fragments.
 316
 317 LIBGCC_VER_GNU_PREFIX = __
 318 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 319 LIBGCC_VER_SYMBOLS_PREFIX =
 320
 321 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 322     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 323     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 324     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 325
 326 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 327     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 328     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 329     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 330
 331 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 332     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 333     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 334     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 335
 336 # Additional sources to handle exceptions; overridden by targets as needed.
 337 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 338   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 339 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 340 LIB2ADDEHSHARED = $(LIB2ADDEH)
 341
 342 # nm flags to list global symbols in libgcc object files.
 343 SHLIB_NM_FLAGS = -pg
 344
 345 # Don't build libunwind by default.
 346 LIBUNWIND =
 347 SHLIBUNWIND_LINK =
 348 SHLIBUNWIND_INSTALL =
 349
 350 tmake_file = @tmake_file@
 351 include $(srcdir)/empty.mk $(tmake_file)
 352
 353 # Create links to files specified in config.host.
 354 LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
 355                sfp-machine.h gthr-default.h
 356
 357 enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
 358         -$(LN_S) $< $@
 359 unwind.h: $(srcdir)/$(unwind_header)
 360         -$(LN_S) $< $@
 361 md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
 362         -$(LN_S) $< $@
 363 sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
 364         -$(LN_S) $< $@
 365 gthr-default.h: $(srcdir)/$(thread_header)
 366         -$(LN_S) $< $@
 367
 368 # Collect target defines and headers from config.host.
 369 libgcc_tm_defines = @tm_defines@
 370 libgcc_tm_file = @tm_file@
 371 libgcc_tm.h: libgcc_tm.stamp; @true
 372 libgcc_tm.stamp:
 373         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 374                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 375         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 376         echo timestamp > $@
 377
 378 # Only handle shared libraries if both:
 379 #   - the user requested them
 380 #   - we know how to build them
 381 ifeq ($(SHLIB_LINK),)
 382   enable_shared := no
 383 endif
 384
 385 ifeq ($(enable_shared),yes)
 386   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 387
 388   install-shared = install-shared
 389
 390   ifneq ($(LIBUNWIND),)
 391     install-libunwind = install-libunwind
 392   endif
 393 endif
 394
 395 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 396 # the command line, and a #define to prevent libgcc2.h etc from
 397 # overriding that with #pragmas.
 398 vis_hide = @vis_hide@
 399
 400 ifneq (,$(vis_hide))
 401
 402 # If we have -fvisibility=hidden, then we need to generate hide
 403 # lists for object files implemented in assembly.
 404 ASM_HIDDEN_OP = @asm_hidden_op@
 405
 406 define gen-hide-list
 407 $(NM) -pg $< | \
 408   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 409          && $$3 !~ /.*@.*/ \
 410          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 411 mv -f $@T $@
 412 endef
 413 else
 414 gen-hide-list = echo > $@
 415 endif
 416
 417 ifneq ($(enable_shared),yes)
 418 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 419 endif
 420
 421 LIB2ADD += enable-execute-stack.c
 422
 423 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 424 # instead of LIB2ADD because that's the way to be sure on some targets
 425 # (e.g. *-*-darwin*) only one copy of it is linked.
 426 LIB2ADDEH += $(srcdir)/emutls.c
 427 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 428 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 429
 430 # Library members defined in libgcc2.c.
 431 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 432             _clear_cache _trampoline __main _absvsi2 \
 433             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 434             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 435             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 436             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 437             _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3        \
 438             _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2          \
 439             _clrsbdi2
 440
 441 # The floating-point conversion routines that involve a single-word integer.
 442 # XX stands for the integer mode.
 443 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 444
 445 # Likewise double-word routines.
 446 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 447                $(patsubst %,_fixuns%XX,sf df xf tf) \
 448                $(patsubst %,_floatXX%,sf df xf tf) \
 449                $(patsubst %,_floatunXX%,sf df xf tf)
 450
 451 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 452   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 453   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 454 endif
 455
 456 # These might cause a divide overflow trap and so are compiled with
 457 # unwinder info.
 458 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 459
 460 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 461 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 462 # in LIB2FUNCS_EXCLUDE.
 463 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 464 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 465                        $(LIB2_DIVMOD_FUNCS))
 466
 467 # Build "libgcc1" (assembly) components.
 468
 469 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 470 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 471         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 472 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 473         $(gen-hide-list)
 474 libgcc-objects += $(lib1asmfuncs-o)
 475
 476 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 477 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 478         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 479 ifeq ($(enable_shared),yes)
 480
 481 libgcc-s-objects += $(lib1asmfuncs-s-o)
 482
 483 endif
 484
 485 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 486 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 487 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 488         $(gcc_compile) -DL$* -c $< $(vis_hide)
 489 libgcc-objects += $(lib2funcs-o)
 490
 491 ifeq ($(enable_shared),yes)
 492 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 493 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 494         $(gcc_s_compile) -DL$* -c $<
 495 libgcc-s-objects += $(lib2funcs-s-o)
 496 endif
 497
 498 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 499 # Build libgcc2.c for each conversion function, with a specific
 500 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 501 # functions are built with a wordsize of 4; the TImode functions are
 502 # built with the same labels, but a wordsize of 8.
 503
 504 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 505 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 506 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 507
 508 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 509 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 510 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 511
 512 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 513
 514 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 515 ifeq ($(enable_shared),yes)
 516 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 517 endif
 518 endif
 519
 520 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 521 # Provide default flags for compiling divmod functions, if they haven't been
 522 # set already by a target-specific Makefile fragment.
 523 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 524 endif
 525
 526 # Build LIB2_DIVMOD_FUNCS.
 527 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 528 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 529         $(gcc_compile) -DL$* -c $< \
 530           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 531 libgcc-objects += $(lib2-divmod-o)
 532
 533 ifeq ($(enable_shared),yes)
 534 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 535 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 536         $(gcc_s_compile) -DL$* -c $< \
 537           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 538 libgcc-s-objects += $(lib2-divmod-s-o)
 539 endif
 540
 541 ifeq ($(TPBIT),)
 542 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 543 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 544 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 545 endif
 546
 547 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 548 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 549 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 550
 551 fpbit-src := $(srcdir)/fp-bit.c
 552
 553 # Build FPBIT.
 554 ifneq ($(FPBIT),)
 555 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 556 $(fpbit-o): %$(objext): $(fpbit-src)
 557         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 558 libgcc-objects += $(fpbit-o)
 559
 560 ifeq ($(enable_shared),yes)
 561 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 562 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 563         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 564 libgcc-s-objects += $(fpbit-s-o)
 565 endif
 566 endif
 567
 568 # Build DPBIT.
 569 ifneq ($(DPBIT),)
 570 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 571 $(dpbit-o): %$(objext): $(fpbit-src)
 572         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 573 libgcc-objects += $(dpbit-o)
 574
 575 ifeq ($(enable_shared),yes)
 576 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 577 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 578         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 579 libgcc-s-objects += $(dpbit-s-o)
 580 endif
 581 endif
 582
 583 # Build TPBIT.
 584 ifneq ($(TPBIT),)
 585 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 586 $(tpbit-o): %$(objext): $(fpbit-src)
 587         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 588 libgcc-objects += $(tpbit-o)
 589
 590 ifeq ($(enable_shared),yes)
 591 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 592 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 593         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 594 libgcc-s-objects += $(tpbit-s-o)
 595 endif
 596 endif
 597
 598 # Build decimal floating point support.
 599 ifeq ($(decimal_float),yes)
 600
 601 # If $DFP_ENABLE is set, then we want all data type sizes.
 602 ifneq ($(DFP_ENABLE),)
 603 D32PBIT = 1
 604 D64PBIT = 1
 605 D128PBIT = 1
 606 endif
 607
 608 dfp-filenames =
 609 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 610 ifeq ($(enable_decimal_float),bid)
 611 dfp-filenames += bid_decimal_globals bid_decimal_data \
 612                  bid_binarydecimal bid_convert_data \
 613                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 614                  bid128_noncomp bid128_fma bid_round bid_from_int \
 615                  bid64_add bid128_add bid64_div bid128_div \
 616                  bid64_mul bid128_mul bid64_compare bid128_compare \
 617                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 618                  bid64_to_int32 bid64_to_int64 \
 619                  bid64_to_uint32 bid64_to_uint64 \
 620                  bid128_to_int32 bid128_to_int64 \
 621                  bid128_to_uint32 bid128_to_uint64
 622 else
 623 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 624 endif
 625 endif
 626
 627 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 628 ifeq ($(enable_decimal_float),bid)
 629 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 630 else
 631 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 632 endif
 633         $(gcc_compile) -c $<
 634 libgcc-objects += $(dfp-objects)
 635
 636 decbits-filenames =
 637 ifneq ($(enable_decimal_float),bid)
 638 ifneq ($(D32PBIT),)
 639 decbits-filenames += decimal32
 640 endif
 641
 642 ifneq ($(D64PBIT),)
 643 decbits-filenames += decimal64
 644 endif
 645
 646 ifneq ($(D128PBIT),)
 647 decbits-filenames += decimal128
 648 endif
 649 endif
 650
 651 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 652 ifeq ($(enable_decimal_float),bid)
 653 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 654 else
 655 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 656 endif
 657         $(gcc_compile) -c $<
 658 libgcc-objects += $(decbits-objects)
 659
 660 # Next build individual support functions.
 661 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 662         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 663         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 664         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 665         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 666         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 667         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 668
 669 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 670         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 671         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 672         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 673         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 674         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 675         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 676
 677 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 678         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 679         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 680         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 681         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 682         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 683         _td_to_sd _td_to_dd _unord_td _conv_td
 684
 685 ifeq ($(enable_decimal_float),bid)
 686 ifneq ($(D32PBIT),)
 687 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 688 endif
 689
 690 ifneq ($(D64PBIT),)
 691 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 692 endif
 693
 694 ifneq ($(D128PBIT),)
 695 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 696 endif
 697 endif
 698
 699 ifneq ($(D32PBIT),)
 700 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 701 ifeq ($(enable_decimal_float),bid)
 702 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 703 else
 704 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 705 endif
 706         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 707 libgcc-objects += $(d32pbit-o)
 708 endif
 709
 710 ifneq ($(D64PBIT),)
 711 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 712 ifeq ($(enable_decimal_float),bid)
 713 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 714 else
 715 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 716 endif
 717         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 718 libgcc-objects += $(d64pbit-o)
 719 endif
 720
 721 ifneq ($(D128PBIT),)
 722 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 723 ifeq ($(enable_decimal_float),bid)
 724 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 725 else
 726 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 727 endif
 728         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 729 libgcc-objects += $(d128pbit-o)
 730 endif
 731
 732 endif
 733
 734 ifeq ($(SYNC),yes)
 735 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 736                             sync_fetch_and_$(op) \
 737                             sync_$(op)_and_fetch) \
 738                           sync_bool_compare_and_swap \
 739                           sync_val_compare_and_swap \
 740                           sync_lock_test_and_set
 741
 742 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 743                             $(foreach suffix, 1 2 4 8 16, \
 744                               $(prefix)_$(suffix)))
 745
 746 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 747 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 748         $(gcc_compile) $(SYNC_CFLAGS) \
 749           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 750           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 751           -c $< $(vis_hide)
 752 libgcc-objects += $(libgcc-sync-size-funcs-o)
 753
 754 libgcc-sync-funcs := sync_synchronize
 755
 756 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 757 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 758         $(gcc_compile) $(SYNC_CFLAGS) \
 759           -DL$* \
 760           -c $< $(vis_hide)
 761 libgcc-objects += $(libgcc-sync-funcs-o)
 762
 763 ifeq ($(enable_shared),yes)
 764 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 765                                $(libgcc-sync-size-funcs))
 766 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 767         $(gcc_s_compile) $(SYNC_CFLAGS) \
 768           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 769           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 770           -c $<
 771 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 772
 773 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 774 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 775         $(gcc_s_compile) $(SYNC_CFLAGS) \
 776           -DL$* \
 777           -c $<
 778 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 779 endif
 780 endif
 781
 782 # Build fixed-point support.
 783 ifeq ($(fixed_point),yes)
 784
 785 # Generate permutations of function name and mode
 786 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 787 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 788 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 789
 790 # Generate the rules for each arithmetic function
 791 iter-items := $(fixed-funcs)
 792 iter-labels := $(fixed-labels)
 793 iter-from := $(fixed-modes)
 794 iter-to := $(fixed-modes)
 795 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 796
 797 # Add arithmetic functions to list of objects to be built
 798 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 799 ifeq ($(enable_shared),yes)
 800 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 801 endif
 802
 803 # Convert from or to fractional
 804 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 805 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 806 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 807 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 808
 809 # Generate the make rules for each conversion function
 810 iter-items := $(fixed-conv-funcs)
 811 iter-labels := $(fixed-conv-labels)
 812 iter-from := $(fixed-conv-from)
 813 iter-to := $(fixed-conv-to)
 814 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 815
 816 # Add conversion functions to list of objects to be built
 817 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 818 ifeq ($(enable_shared),yes)
 819 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 820 endif
 821
 822 endif
 823
 824 # Build LIB2ADD and LIB2ADD_ST.
 825 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 826 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 827 endif
 828
 829 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 830 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 831
 832 c_flags :=
 833 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 834 include $(iterator)
 835
 836 ifeq ($(enable_shared),yes)
 837 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 838 endif
 839
 840 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 841 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 842 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 843
 844 c_flags := -fexceptions
 845
 846 ifeq ($(enable_shared),yes)
 847
 848 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 849 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 850
 851 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 852 include $(iterator)
 853
 854 else
 855 # Not shared.  LIB2ADDEH are added to libgcc.a.
 856
 857 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 858
 859 iter-items := $(LIB2ADDEH)
 860 include $(iterator)
 861
 862 endif
 863
 864 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 865 # not generate calls to __gcc_personality_v0.
 866
 867 c_flags := -fno-exceptions
 868
 869 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 870
 871 ifeq ($(enable_shared),yes)
 872 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 873 endif
 874
 875 iter-items := $(LIBUNWIND)
 876 include $(iterator)
 877
 878 # Build libgcov components.
 879
 880 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single _gcov_merge_delta    \
 881         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 882 LIBGCOV_PROFILER = _gcov_interval_profiler                              \
 883         _gcov_interval_profiler_atomic                                  \
 884         _gcov_pow2_profiler                                             \
 885         _gcov_pow2_profiler_atomic                                      \
 886         _gcov_one_value_profiler                                        \
 887         _gcov_one_value_profiler_atomic                                 \
 888         _gcov_average_profiler                                          \
 889         _gcov_average_profiler_atomic                                   \
 890         _gcov_ior_profiler                                              \
 891         _gcov_ior_profiler_atomic                                       \
 892         _gcov_indirect_call_profiler_v2                                 \
 893         _gcov_time_profiler                                             \
 894         _gcov_indirect_call_topn_profiler
 895 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 896         _gcov_execl _gcov_execlp                                        \
 897         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 898 LIBGCOV_DRIVER = _gcov
 899
 900 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 901 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 902 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 903 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 904 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 905                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 906
 907 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
 908         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 909 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
 910         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 911 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
 912         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 913 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 914   $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
 915         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 916
 917
 918 # Static libraries.
 919 libgcc.a: $(libgcc-objects)
 920 libgcov.a: $(libgcov-objects)
 921 libunwind.a: $(libunwind-objects)
 922 libgcc_eh.a: $(libgcc-eh-objects)
 923
 924 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 925         -rm -f $@
 926
 927         objects="$(objects)";                                   \
 928         if test -z "$$objects"; then                            \
 929           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 930           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 931              -o eh_dummy$(objext);                              \
 932           objects=eh_dummy$(objext);                            \
 933         fi;                                                     \
 934         $(AR_CREATE_FOR_TARGET) $@ $$objects
 935
 936         $(RANLIB) $@
 937
 938 all: libgcc.a libgcov.a
 939
 940 ifneq ($(LIBUNWIND),)
 941 all: libunwind.a
 942 endif
 943
 944 ifeq ($(enable_shared),yes)
 945 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 946 ifneq ($(LIBUNWIND),)
 947 all: libunwind$(SHLIB_EXT)
 948 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 949 endif
 950
 951 # Map-file generation.
 952 ifneq ($(SHLIB_MKMAP),)
 953 libgcc.map.in: $(SHLIB_MAPFILES)
 954         { cat $(SHLIB_MAPFILES) \
 955             | sed -e '/^[       ]*#/d' \
 956                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 957             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 958         } > tmp-$@
 959         mv tmp-$@ $@
 960 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 961         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 962           cat libgcc.map.in; \
 963         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 964         mv tmp-$@ $@
 965 libgcc_s$(SHLIB_EXT): libgcc.map
 966 mapfile = libgcc.map
 967 endif
 968
 969 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 970         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 971             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 972
 973 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 974         # @multilib_flags@ is still needed because this may use
 975         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 976         # @multilib_dir@ is not really necessary, but sometimes it has
 977         # more uses than just a directory name.
 978         $(mkinstalldirs) $(MULTIDIR)
 979         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 980                 @multilib_dir@,$(MULTIDIR),$(subst \
 981                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 982                 @shlib_base_name@,libgcc_s,$(subst \
 983                 @shlib_map_file@,$(mapfile),$(subst \
 984                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 985                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 986
 987 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 988         # @multilib_flags@ is still needed because this may use
 989         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 990         # @multilib_dir@ is not really necessary, but sometimes it has
 991         # more uses than just a directory name.
 992         $(mkinstalldirs) $(MULTIDIR)
 993         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 994                 @multilib_dir@,$(MULTIDIR),$(subst \
 995                 @shlib_objs@,$(objects),$(subst \
 996                 @shlib_base_name@,libunwind,$(subst \
 997                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 998
 999 endif
1000
1001 # Build the standard GCC startfiles and endfiles.
1002 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
1003 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
1004
1005 ifeq ($(CUSTOM_CRTSTUFF),)
1006 # Compile two additional files that are linked with every program
1007 # linked using GCC on systems using COFF or ELF, for the sake of C++
1008 # constructors.
1009 crtbegin$(objext): $(srcdir)/crtstuff.c
1010         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1011
1012 crtend$(objext): $(srcdir)/crtstuff.c
1013         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1014
1015 # These are versions of crtbegin and crtend for shared libraries.
1016 crtbeginS$(objext): $(srcdir)/crtstuff.c
1017         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
1018
1019 crtendS$(objext): $(srcdir)/crtstuff.c
1020         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
1021
1022 # This is a version of crtbegin for -static links.
1023 crtbeginT$(objext): $(srcdir)/crtstuff.c
1024         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
1025
1026 # crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and
1027 # the end of tables with addresses, required for offloading.  crtoffloadtable
1028 # contains the array with addresses of those symbols.
1029 crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c
1030         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
1031
1032 crtoffloadend$(objext): $(srcdir)/offloadstuff.c
1033         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
1034
1035 crtoffloadtable$(objext): $(srcdir)/offloadstuff.c
1036         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE
1037 endif
1038
1039 ifeq ($(enable_vtable_verify),yes)
1040 # These are used in vtable verification; see comments in source files for
1041 # more details.
1042
1043 # Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv
1044 # compilations.
1045 VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive
1046
1047 vtv_start$(objext): $(srcdir)/vtv_start.c
1048         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c
1049
1050 vtv_end$(objext): $(srcdir)/vtv_end.c
1051         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c
1052
1053 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1054         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c
1055
1056 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1057         $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c
1058 endif
1059
1060 ifeq ($(CUSTOM_CRTIN),)
1061 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1062 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1063         $(crt_compile) -c -x assembler-with-cpp $<
1064
1065 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1066         $(crt_compile) -c -x assembler-with-cpp $<
1067 endif
1068
1069 # Build extra startfiles in the libgcc directory.
1070 .PHONY: libgcc-extra-parts
1071 libgcc-extra-parts: $(EXTRA_PARTS)
1072
1073         # Early copyback; see "all" above for the rationale.  The
1074         # early copy is necessary so that the gcc -B options find
1075         # the right startup files when linking shared libgcc.
1076         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1077         parts="$(EXTRA_PARTS)";                                 \
1078         for file in $$parts; do                                 \
1079           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1080           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1081           case $$file in                                        \
1082             *.a)                                                \
1083               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1084           esac;                                                 \
1085         done
1086
1087 all: $(extra-parts)
1088
1089 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1090         $(libgcov-objects) \
1091         $(libunwind-objects) $(libunwind-s-objects) \
1092         $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
1093
1094 # Copy unwind.h to the place where gcc will look for it at build-time
1095 install-unwind_h-forbuild: unwind.h
1096         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1097         cp unwind.h $$dest; \
1098         chmod a+r $$dest; \
1099         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1100
1101 # Copy unwind.h to the place where gcc will look at run-time, once installed
1102 #
1103 # This is redundant with the internal copy above when using a regular toplevel
1104 # "install" target, because gcc's install will copy to the destination as well.
1105 #
1106 # This is however useful for "install-no-fixincludes" case, when only the gcc
1107 # internal headers are copied by gcc's install.
1108 install-unwind_h:
1109         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1110         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1111
1112 all: install-unwind_h-forbuild
1113
1114 # Documentation targets (empty).
1115 .PHONY: info html dvi pdf install-info install-html install-pdf
1116
1117 info:
1118 install-info:
1119 html:
1120 install-html:
1121 dvi:
1122 pdf:
1123 install-pdf:
1124
1125 # Install rules.  These do not depend on "all", so that they can be invoked
1126 # recursively from it.
1127 install-libunwind:
1128         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1129
1130         # NOTE: Maybe this should go into $(inst_libdir), but this
1131         # is where the old mklibgcc.in put it.
1132         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1133         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1134         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1135
1136         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1137                 @shlib_base_name@,libunwind,$(subst \
1138                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1139
1140 install-shared:
1141         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1142
1143         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1144         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1145         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1146
1147         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1148                 @shlib_base_name@,libgcc_s,$(subst \
1149                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1150
1151 install-leaf: $(install-shared) $(install-libunwind)
1152         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1153
1154         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1155         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1156         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1157         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1158         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1159         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1160
1161         parts="$(INSTALL_PARTS)";                               \
1162         for file in $$parts; do                                 \
1163           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1164           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1165           case $$file in                                        \
1166             *.a)                                                \
1167               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1168           esac;                                                 \
1169         done
1170
1171 install: install-leaf install-unwind_h
1172         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1173
1174 install-strip: install
1175
1176 .PHONY: install install-shared install-libunwind install-strip
1177 .PHONY: install-unwind_h install-unwind_h-forbuild
1178
1179 # Don't export variables to the environment, in order to not confuse
1180 # configure.
1181 .NOEXPORT:
1182
1183 include $(srcdir)/empty.mk $(wildcard *.dep)