1# Makefile.in 2 3# Copyright (C) 2005-2013 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 22libgcc_topdir = @libgcc_topdir@ 23host_subdir = @host_subdir@ 24 25gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc 26 27srcdir = @srcdir@ 28 29prefix = @prefix@ 30 31exec_prefix = @exec_prefix@ 32libdir = @libdir@ 33shlib_slibdir = @slibdir@ 34 35SHELL = @SHELL@ 36 37cpu_type = @cpu_type@ 38enable_shared = @enable_shared@ 39double_type_size = @double_type_size@ 40long_double_type_size = @long_double_type_size@ 41decimal_float = @decimal_float@ 42enable_decimal_float = @enable_decimal_float@ 43fixed_point = @fixed_point@ 44 45host_noncanonical = @host_noncanonical@ 46target_noncanonical = @target_noncanonical@ 47 48# List of extra object files that should be compiled for this target machine. 49# The rules for compiling them should be in the t-* file for the machine. 50EXTRA_PARTS = @extra_parts@ 51 52extra-parts = libgcc-extra-parts 53 54# Multilib support variables. 55MULTISRCTOP = 56MULTIBUILDTOP = 57MULTIDIRS = 58MULTISUBDIR = 59MULTIDO = true 60MULTICLEAN = true 61 62INSTALL = @INSTALL@ 63INSTALL_PROGRAM = @INSTALL_PROGRAM@ 64INSTALL_DATA = @INSTALL_DATA@ 65mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs 66INSTALL_PARTS = $(EXTRA_PARTS) 67 68objext = .o 69 70AR = @AR@ 71AR_FLAGS = rc 72 73CC = @CC@ 74CFLAGS = @CFLAGS@ 75RANLIB = @RANLIB@ 76LN_S = @LN_S@ 77 78PWD_COMMAND = $${PWDCMD-pwd} 79 80# Flags to pass to a recursive make. 81FLAGS_TO_PASS = \ 82 "AR=$(AR)" \ 83 "AR_FLAGS=$(AR_FLAGS)" \ 84 "CC=$(CC)" \ 85 "CFLAGS=$(CFLAGS)" \ 86 "DESTDIR=$(DESTDIR)" \ 87 "EXTRA_OFILES=$(EXTRA_OFILES)" \ 88 "HDEFINES=$(HDEFINES)" \ 89 "INSTALL=$(INSTALL)" \ 90 "INSTALL_DATA=$(INSTALL_DATA)" \ 91 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \ 92 "LDFLAGS=$(LDFLAGS)" \ 93 "LOADLIBES=$(LOADLIBES)" \ 94 "RANLIB=$(RANLIB)" \ 95 "SHELL=$(SHELL)" \ 96 "prefix=$(prefix)" \ 97 "exec_prefix=$(exec_prefix)" \ 98 "libdir=$(libdir)" \ 99 "libsubdir=$(libsubdir)" \ 100 "tooldir=$(tooldir)" 101 102# Dependencies for "all" are set later in the file. 103all: all-multi 104 # Now that we have built all the objects, we need to copy 105 # them back to the GCC directory. Too many things (other 106 # in-tree libraries, and DejaGNU) know about the layout 107 # of the build tree, for now. 108 $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \ 109 slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR) 110 111.PHONY: all-multi 112all-multi: 113 # If this is the top-level multilib, build all the other 114 # multilibs. 115 @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all 116 117.PHONY: check installcheck 118check: 119installcheck: 120 121.PHONY: all clean 122 123clean: 124 -rm -f auto-target.h libgcc_tm.h libgcc.map 125 -rm -f libgcc_tm.stamp stamp-h stmp-ldirs 126 -rm -f *$(objext) 127 -rm -f *.dep 128 -rm -f *.a 129 -rm -f libunwind$(SHLIB_EXT) 130 -rm -f libgcc_s* 131 @$(MULTICLEAN) multi-clean DO=clean 132distclean: clean 133 @$(MULTICLEAN) multi-clean DO=distclean 134 -rm -f *~ Makefile config.cache config.status multilib.out 135 -rm -f config.log 136maintainer-clean realclean: distclean 137 138Makefile: $(srcdir)/Makefile.in config.status 139 CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status 140 141# Depending on Makefile makes sure that config.status has been re-run 142# if needed. This prevents problems with parallel builds. 143auto-target.h: stamp-h ; @true 144stamp-h: $(srcdir)/config.in config.status Makefile 145 CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status 146 147config.status: $(srcdir)/configure $(srcdir)/config.host 148 $(SHELL) ./config.status --recheck 149 150AUTOCONF = autoconf 151configure_deps = \ 152 $(srcdir)/../config/enable.m4 \ 153 $(srcdir)/../config/tls.m4 \ 154 $(srcdir)/../config/acx.m4 \ 155 $(srcdir)/../config/no-executables.m4 \ 156 $(srcdir)/../config/override.m4 \ 157 $(srcdir)/../config/dfp.m4 \ 158 159$(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps) 160 cd $(srcdir) && $(AUTOCONF) 161 162include $(gcc_objdir)/libgcc.mvars 163 164# Flags to pass to recursive makes. 165 166AR_FOR_TARGET = $(AR) 167AR_FLAGS_FOR_TARGET = 168AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc 169AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x 170AWK = @AWK@ 171GCC_FOR_TARGET = $(CC) 172LIPO = @LIPO@ 173LIPO_FOR_TARGET = $(LIPO) 174MACHMODE_H = machmode.h mode-classes.def insn-modes.h 175NM = @NM@ 176NM_FOR_TARGET = $(NM) 177RANLIB_FOR_TARGET = $(RANLIB) 178STRIP = @STRIP@ 179STRIP_FOR_TARGET = $(STRIP) 180 181# Directory in which the compiler finds libraries etc. 182libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version) 183# Used to install the shared libgcc. 184slibdir = @slibdir@ 185# Maybe used for DLLs on Windows targets. 186toolexecdir = @toolexecdir@ 187toolexeclibdir = @toolexeclibdir@ 188 189export AR_FOR_TARGET 190export AR_CREATE_FOR_TARGET 191export AR_FLAGS_FOR_TARGET 192export AR_EXTRACT_FOR_TARGET 193export AWK 194export DESTDIR 195export GCC_FOR_TARGET 196export INCLUDES 197export INSTALL_DATA 198export LIB1ASMSRC 199export LIBGCC2_CFLAGS 200export LIPO_FOR_TARGET 201export MACHMODE_H 202export NM_FOR_TARGET 203export STRIP_FOR_TARGET 204export RANLIB_FOR_TARGET 205export libsubdir 206export slibdir 207export toolexecdir 208export toolexeclibdir 209 210version := $(shell cat $(srcdir)/../gcc/BASE-VER) 211 212ifeq ($(decimal_float),yes) 213ifeq ($(enable_decimal_float),bid) 214DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT 215else 216DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \ 217 -I$(srcdir)/../libdecnumber 218endif 219else 220DECNUMINC = 221endif 222 223# Options to use when compiling libgcc2.a. 224# 225LIBGCC2_DEBUG_CFLAGS = -g 226LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \ 227 $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \ 228 -fbuilding-libgcc -fno-stack-protector \ 229 $(INHIBIT_LIBC_CFLAGS) 230 231# Additional options to use when compiling libgcc2.a. 232# Some targets override this to -isystem include 233LIBGCC2_INCLUDES = 234 235# Additional target-dependent options for compiling libgcc2.a. 236HOST_LIBGCC2_CFLAGS = 237 238PICFLAG = @PICFLAG@ 239 240# Defined in libgcc2.c, included only in the static library. 241LIB2FUNCS_ST = _eprintf __gcc_bcmp 242 243# List of functions not to build from libgcc2.c. 244LIB2FUNCS_EXCLUDE = 245 246# These might cause a divide overflow trap and so are compiled with 247# unwinder info. 248LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4 249 250# List of extra C and assembler files to add to static and shared libgcc2. 251# Assembler files should have names ending in `.S'. 252LIB2ADD = 253 254# List of extra C and assembler files to add to static libgcc2. 255# Assembler files should have names ending in `.S'. 256LIB2ADD_ST = 257 258# Specify the directories to be searched for header files. 259# Both . and srcdir are used, in that order, 260# so that *config.h will be found in the compilation 261# subdirectory rather than in the source directory. 262# -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file 263# currently being compiled, in both source trees, to be examined as well. 264INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \ 265 -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \ 266 -I$(srcdir)/../include $(DECNUMINC) 267 268# Forcibly remove any profiling-related flags. There is no point 269# in supporting profiled bootstrap in this library. 270override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS)) 271 272# CFLAGS first is not perfect; normally setting CFLAGS should override any 273# options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS 274# will usually contain -g, so for the moment CFLAGS goes first. We must 275# include CFLAGS - that's where multilib options live. 276INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \ 277 $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@ 278 279# Options to use when compiling crtbegin/end. 280CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \ 281 -finhibit-size-directive -fno-inline -fno-exceptions \ 282 -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \ 283 -fno-stack-protector \ 284 $(INHIBIT_LIBC_CFLAGS) 285 286# Extra flags to use when compiling crt{begin,end}.o. 287CRTSTUFF_T_CFLAGS = 288 289MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory) 290MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory) 291 292MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi) 293inst_libdir = $(libsubdir)$(MULTISUBDIR) 294inst_slibdir = $(slibdir)$(MULTIOSSUBDIR) 295 296gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS) 297compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep 298gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps) 299gcc_s_compile = $(gcc_compile) -DSHARED 300 301objects = $(filter %$(objext),$^) 302 303# Collect any host-specific information from Makefile fragments. 304 305LIBGCC_VER_GNU_PREFIX = __ 306LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __ 307LIBGCC_VER_SYMBOLS_PREFIX = 308 309FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \ 310 _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \ 311 _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \ 312 _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf 313 314DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \ 315 _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \ 316 _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \ 317 _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df 318 319TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \ 320 _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \ 321 _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \ 322 _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf 323 324# Additional sources to handle exceptions; overridden by targets as needed. 325LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \ 326 $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c 327LIB2ADDEHSTATIC = $(LIB2ADDEH) 328LIB2ADDEHSHARED = $(LIB2ADDEH) 329 330# nm flags to list global symbols in libgcc object files. 331SHLIB_NM_FLAGS = -pg 332 333# Don't build libunwind by default. 334LIBUNWIND = 335SHLIBUNWIND_LINK = 336SHLIBUNWIND_INSTALL = 337 338tmake_file = @tmake_file@ 339include $(srcdir)/empty.mk $(tmake_file) 340 341# Collect target defines and headers from config.host. 342libgcc_tm_defines = @tm_defines@ 343libgcc_tm_file = @tm_file@ 344libgcc_tm.h: libgcc_tm.stamp; @true 345libgcc_tm.stamp: 346 DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \ 347 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h 348 $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h 349 echo timestamp > $@ 350 351# Only handle shared libraries if both: 352# - the user requested them 353# - we know how to build them 354ifeq ($(SHLIB_LINK),) 355 enable_shared := no 356endif 357 358ifeq ($(enable_shared),yes) 359 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items)) 360 361 install-shared = install-shared 362 363 ifneq ($(LIBUNWIND),) 364 install-libunwind = install-libunwind 365 endif 366endif 367 368# For -fvisibility=hidden. We need both a -fvisibility=hidden on 369# the command line, and a #define to prevent libgcc2.h etc from 370# overriding that with #pragmas. 371vis_hide = @vis_hide@ 372 373ifneq (,$(vis_hide)) 374 375# If we have -fvisibility=hidden, then we need to generate hide 376# lists for object files implemented in assembly. 377ASM_HIDDEN_OP = @asm_hidden_op@ 378 379define gen-hide-list 380$(NM) -pg $< | \ 381 $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \ 382 && $$3 !~ /.*@.*/ \ 383 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T 384mv -f $@T $@ 385endef 386else 387gen-hide-list = echo > $@ 388endif 389 390ifneq ($(enable_shared),yes) 391iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items)) 392endif 393 394LIB2ADD += enable-execute-stack.c 395 396# While emutls.c has nothing to do with EH, it is in LIB2ADDEH* 397# instead of LIB2ADD because that's the way to be sure on some targets 398# (e.g. *-*-darwin*) only one copy of it is linked. 399LIB2ADDEH += $(srcdir)/emutls.c 400LIB2ADDEHSTATIC += $(srcdir)/emutls.c 401LIB2ADDEHSHARED += $(srcdir)/emutls.c 402 403# Library members defined in libgcc2.c. 404lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \ 405 _clear_cache _trampoline __main _absvsi2 \ 406 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \ 407 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \ 408 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \ 409 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \ 410 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \ 411 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2 412 413# The floating-point conversion routines that involve a single-word integer. 414# XX stands for the integer mode. 415swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf) 416 417# Likewise double-word routines. 418dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \ 419 $(patsubst %,_fixuns%XX,sf df xf tf) \ 420 $(patsubst %,_floatXX%,sf df xf tf) \ 421 $(patsubst %,_floatunXX%,sf df xf tf) 422 423ifeq ($(LIB2_SIDITI_CONV_FUNCS),) 424 lib2funcs += $(subst XX,si,$(swfloatfuncs)) 425 lib2funcs += $(subst XX,di,$(dwfloatfuncs)) 426endif 427 428# These might cause a divide overflow trap and so are compiled with 429# unwinder info. 430LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4 431 432# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are 433# defined as optimized assembly code in LIB1ASMFUNCS or as C code 434# in LIB2FUNCS_EXCLUDE. 435lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs)) 436LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \ 437 $(LIB2_DIVMOD_FUNCS)) 438 439# Build "libgcc1" (assembly) components. 440 441lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS)) 442$(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis 443 $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis 444$(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext) 445 $(gen-hide-list) 446libgcc-objects += $(lib1asmfuncs-o) 447 448lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS)) 449$(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC) 450 $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $< 451ifeq ($(enable_shared),yes) 452 453libgcc-s-objects += $(lib1asmfuncs-s-o) 454 455endif 456 457# Build lib2funcs. For the static library also include LIB2FUNCS_ST. 458lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST)) 459$(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c 460 $(gcc_compile) -DL$* -c $< $(vis_hide) 461libgcc-objects += $(lib2funcs-o) 462 463ifeq ($(enable_shared),yes) 464lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs)) 465$(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c 466 $(gcc_s_compile) -DL$* -c $< 467libgcc-s-objects += $(lib2funcs-s-o) 468endif 469 470ifneq ($(LIB2_SIDITI_CONV_FUNCS),) 471# Build libgcc2.c for each conversion function, with a specific 472# L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode 473# functions are built with a wordsize of 4; the TImode functions are 474# built with the same labels, but a wordsize of 8. 475 476sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs))) 477difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs))) 478tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs))) 479 480iter-items := $(sifuncs) $(difuncs) $(tifuncs) 481iter-labels := $(sifuncs) $(difuncs) $(difuncs) 482iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs)) 483 484include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items)) 485 486libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs)) 487ifeq ($(enable_shared),yes) 488libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs)) 489endif 490endif 491 492ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),) 493# Provide default flags for compiling divmod functions, if they haven't been 494# set already by a target-specific Makefile fragment. 495LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions 496endif 497 498# Build LIB2_DIVMOD_FUNCS. 499lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS)) 500$(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c 501 $(gcc_compile) -DL$* -c $< \ 502 $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide) 503libgcc-objects += $(lib2-divmod-o) 504 505ifeq ($(enable_shared),yes) 506lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS)) 507$(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c 508 $(gcc_s_compile) -DL$* -c $< \ 509 $(LIB2_DIVMOD_EXCEPTION_FLAGS) 510libgcc-s-objects += $(lib2-divmod-s-o) 511endif 512 513ifeq ($(TPBIT),) 514# _sf_to_tf and _df_to_tf require tp-bit.c being compiled in. 515FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS)) 516DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS)) 517endif 518 519FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS)) 520DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS)) 521TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS)) 522 523fpbit-src := $(srcdir)/fp-bit.c 524 525# Build FPBIT. 526ifneq ($(FPBIT),) 527fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS)) 528$(fpbit-o): %$(objext): $(fpbit-src) 529 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide) 530libgcc-objects += $(fpbit-o) 531 532ifeq ($(enable_shared),yes) 533fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS)) 534$(fpbit-s-o): %_s$(objext): $(fpbit-src) 535 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< 536libgcc-s-objects += $(fpbit-s-o) 537endif 538endif 539 540# Build DPBIT. 541ifneq ($(DPBIT),) 542dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS)) 543$(dpbit-o): %$(objext): $(fpbit-src) 544 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide) 545libgcc-objects += $(dpbit-o) 546 547ifeq ($(enable_shared),yes) 548dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS)) 549$(dpbit-s-o): %_s$(objext): $(fpbit-src) 550 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< 551libgcc-s-objects += $(dpbit-s-o) 552endif 553endif 554 555# Build TPBIT. 556ifneq ($(TPBIT),) 557tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS)) 558$(tpbit-o): %$(objext): $(fpbit-src) 559 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide) 560libgcc-objects += $(tpbit-o) 561 562ifeq ($(enable_shared),yes) 563tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS)) 564$(tpbit-s-o): %_s$(objext): $(fpbit-src) 565 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< 566libgcc-s-objects += $(tpbit-s-o) 567endif 568endif 569 570# Build decimal floating point support. 571ifeq ($(decimal_float),yes) 572 573# If $DFP_ENABLE is set, then we want all data type sizes. 574ifneq ($(DFP_ENABLE),) 575D32PBIT = 1 576D64PBIT = 1 577D128PBIT = 1 578endif 579 580dfp-filenames = 581ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),) 582ifeq ($(enable_decimal_float),bid) 583dfp-filenames += bid_decimal_globals bid_decimal_data \ 584 bid_binarydecimal bid_convert_data \ 585 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \ 586 bid128_noncomp bid128_fma bid_round bid_from_int \ 587 bid64_add bid128_add bid64_div bid128_div \ 588 bid64_mul bid128_mul bid64_compare bid128_compare \ 589 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \ 590 bid64_to_int32 bid64_to_int64 \ 591 bid64_to_uint32 bid64_to_uint64 \ 592 bid128_to_int32 bid128_to_int64 \ 593 bid128_to_uint32 bid128_to_uint64 594else 595dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle 596endif 597endif 598 599dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames)) 600ifeq ($(enable_decimal_float),bid) 601$(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c 602else 603$(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c 604endif 605 $(gcc_compile) -c $< 606libgcc-objects += $(dfp-objects) 607 608decbits-filenames = 609ifneq ($(enable_decimal_float),bid) 610ifneq ($(D32PBIT),) 611decbits-filenames += decimal32 612endif 613 614ifneq ($(D64PBIT),) 615decbits-filenames += decimal64 616endif 617 618ifneq ($(D128PBIT),) 619decbits-filenames += decimal128 620endif 621endif 622 623decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames)) 624ifeq ($(enable_decimal_float),bid) 625$(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c 626else 627$(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c 628endif 629 $(gcc_compile) -c $< 630libgcc-objects += $(decbits-objects) 631 632# Next build individual support functions. 633D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \ 634 _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \ 635 _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \ 636 _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \ 637 _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \ 638 _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \ 639 _sd_to_dd _sd_to_td _unord_sd _conv_sd 640 641D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \ 642 _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \ 643 _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \ 644 _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \ 645 _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \ 646 _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \ 647 _dd_to_sd _dd_to_td _unord_dd _conv_dd 648 649D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \ 650 _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \ 651 _td_to_si _td_to_di _td_to_usi _td_to_udi \ 652 _si_to_td _di_to_td _usi_to_td _udi_to_td \ 653 _td_to_sf _td_to_df _td_to_xf _td_to_tf \ 654 _sf_to_td _df_to_td _xf_to_td _tf_to_td \ 655 _td_to_sd _td_to_dd _unord_td _conv_td 656 657ifeq ($(enable_decimal_float),bid) 658ifneq ($(D32PBIT),) 659D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS)) 660endif 661 662ifneq ($(D64PBIT),) 663D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS)) 664endif 665 666ifneq ($(D128PBIT),) 667D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS)) 668endif 669endif 670 671ifneq ($(D32PBIT),) 672d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS)) 673ifeq ($(enable_decimal_float),bid) 674$(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 675else 676$(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c 677endif 678 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $< 679libgcc-objects += $(d32pbit-o) 680endif 681 682ifneq ($(D64PBIT),) 683d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS)) 684ifeq ($(enable_decimal_float),bid) 685$(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 686else 687$(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c 688endif 689 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $< 690libgcc-objects += $(d64pbit-o) 691endif 692 693ifneq ($(D128PBIT),) 694d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS)) 695ifeq ($(enable_decimal_float),bid) 696$(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 697else 698$(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c 699endif 700 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $< 701libgcc-objects += $(d128pbit-o) 702endif 703 704endif 705 706ifeq ($(SYNC),yes) 707libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \ 708 sync_fetch_and_$(op) \ 709 sync_$(op)_and_fetch) \ 710 sync_bool_compare_and_swap \ 711 sync_val_compare_and_swap \ 712 sync_lock_test_and_set 713 714libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \ 715 $(foreach suffix, 1 2 4 8 16, \ 716 $(prefix)_$(suffix))) 717 718libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs)) 719$(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c 720 $(gcc_compile) $(SYNC_CFLAGS) \ 721 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \ 722 -DSIZE=`echo "$*" | sed 's/.*_//'` \ 723 -c $< $(vis_hide) 724libgcc-objects += $(libgcc-sync-size-funcs-o) 725 726libgcc-sync-funcs := sync_synchronize 727 728libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs)) 729$(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c 730 $(gcc_compile) $(SYNC_CFLAGS) \ 731 -DL$* \ 732 -c $< $(vis_hide) 733libgcc-objects += $(libgcc-sync-funcs-o) 734 735ifeq ($(enable_shared),yes) 736libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \ 737 $(libgcc-sync-size-funcs)) 738$(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c 739 $(gcc_s_compile) $(SYNC_CFLAGS) \ 740 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \ 741 -DSIZE=`echo "$*" | sed 's/.*_//'` \ 742 -c $< 743libgcc-s-objects += $(libgcc-sync-size-funcs-s-o) 744 745libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs)) 746$(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c 747 $(gcc_s_compile) $(SYNC_CFLAGS) \ 748 -DL$* \ 749 -c $< 750libgcc-s-objects += $(libgcc-sync-funcs-s-o) 751endif 752endif 753 754# Build fixed-point support. 755ifeq ($(fixed_point),yes) 756 757# Generate permutations of function name and mode 758fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels) 759fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs) 760fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes) 761 762# Generate the rules for each arithmetic function 763iter-items := $(fixed-funcs) 764iter-labels := $(fixed-labels) 765iter-from := $(fixed-modes) 766iter-to := $(fixed-modes) 767include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items)) 768 769# Add arithmetic functions to list of objects to be built 770libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs))) 771ifeq ($(enable_shared),yes) 772libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs))) 773endif 774 775# Convert from or to fractional 776fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs) 777fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels) 778fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from) 779fixed-conv-to := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to) 780 781# Generate the make rules for each conversion function 782iter-items := $(fixed-conv-funcs) 783iter-labels := $(fixed-conv-labels) 784iter-from := $(fixed-conv-from) 785iter-to := $(fixed-conv-to) 786include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items)) 787 788# Add conversion functions to list of objects to be built 789libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs))) 790ifeq ($(enable_shared),yes) 791libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs))) 792endif 793 794endif 795 796# Build LIB2ADD and LIB2ADD_ST. 797ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),) 798$(error Unsupported files in LIB2ADD or LIB2ADD_ST.) 799endif 800 801libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD)))) 802libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST)))) 803 804c_flags := 805iter-items := $(LIB2ADD) $(LIB2ADD_ST) 806include $(iterator) 807 808ifeq ($(enable_shared),yes) 809libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD)))) 810endif 811 812# Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have 813# libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and 814# LIB2ADDEHSHARED matter. (Usually all three are identical.) 815 816c_flags := -fexceptions 817 818ifeq ($(enable_shared),yes) 819 820libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC)))) 821libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED)))) 822 823iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED)) 824include $(iterator) 825 826else 827# Not shared. LIB2ADDEH are added to libgcc.a. 828 829libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH)))) 830 831iter-items := $(LIB2ADDEH) 832include $(iterator) 833 834endif 835 836# Build LIBUNWIND. Use -fno-exceptions so that the unwind library does 837# not generate calls to __gcc_personality_v0. 838 839c_flags := -fno-exceptions 840 841libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND)))) 842 843ifeq ($(enable_shared),yes) 844libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND)))) 845endif 846 847iter-items := $(LIBUNWIND) 848include $(iterator) 849 850# Build libgcov components. 851 852# Defined in libgcov.c, included only in gcov library 853LIBGCOV = _gcov _gcov_merge_add _gcov_merge_single _gcov_merge_delta \ 854 _gcov_fork _gcov_execl _gcov_execlp _gcov_execle \ 855 _gcov_execv _gcov_execvp _gcov_execve _gcov_reset _gcov_dump \ 856 _gcov_interval_profiler _gcov_pow2_profiler _gcov_one_value_profiler \ 857 _gcov_indirect_call_profiler _gcov_average_profiler _gcov_ior_profiler \ 858 _gcov_merge_ior 859 860libgcov-objects = $(patsubst %,%$(objext),$(LIBGCOV)) 861 862$(libgcov-objects): %$(objext): $(srcdir)/libgcov.c 863 $(gcc_compile) -DL$* -c $(srcdir)/libgcov.c 864 865 866# Static libraries. 867libgcc.a: $(libgcc-objects) 868libgcov.a: $(libgcov-objects) 869libunwind.a: $(libunwind-objects) 870libgcc_eh.a: $(libgcc-eh-objects) 871 872libgcc.a libgcov.a libunwind.a libgcc_eh.a: 873 -rm -f $@ 874 875 objects="$(objects)"; \ 876 if test -z "$$objects"; then \ 877 echo 'int __libgcc_eh_dummy;' > eh_dummy.c; \ 878 $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c \ 879 -o eh_dummy$(objext); \ 880 objects=eh_dummy$(objext); \ 881 fi; \ 882 $(AR_CREATE_FOR_TARGET) $@ $$objects 883 884 $(RANLIB) $@ 885 886all: libgcc.a libgcov.a 887 888ifneq ($(LIBUNWIND),) 889all: libunwind.a 890libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT) 891endif 892 893ifeq ($(enable_shared),yes) 894all: libgcc_eh.a libgcc_s$(SHLIB_EXT) 895ifneq ($(LIBUNWIND),) 896all: libunwind$(SHLIB_EXT) 897endif 898endif 899 900ifeq ($(enable_shared),yes) 901 902# Map-file generation. 903ifneq ($(SHLIB_MKMAP),) 904libgcc.map: $(SHLIB_MKMAP) $(SHLIB_MAPFILES) $(libgcc-s-objects) 905 { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \ 906 cat $(SHLIB_MAPFILES) \ 907 | sed -e '/^[ ]*#/d' \ 908 -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \ 909 | $(gcc_compile_bare) -E -xassembler-with-cpp -; \ 910 } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@ 911 mv tmp-$@ $@ 912libgcc_s$(SHLIB_EXT): libgcc.map 913mapfile = libgcc.map 914endif 915 916libgcc-std.ver: $(srcdir)/libgcc-std.ver.in 917 sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \ 918 -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@ 919 920libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a 921 # @multilib_flags@ is still needed because this may use 922 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly. 923 # @multilib_dir@ is not really necessary, but sometimes it has 924 # more uses than just a directory name. 925 $(mkinstalldirs) $(MULTIDIR) 926 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \ 927 @multilib_dir@,$(MULTIDIR),$(subst \ 928 @shlib_objs@,$(objects) libgcc.a,$(subst \ 929 @shlib_base_name@,libgcc_s,$(subst \ 930 @shlib_map_file@,$(mapfile),$(subst \ 931 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \ 932 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK)))))))) 933 934libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts) 935 # @multilib_flags@ is still needed because this may use 936 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly. 937 # @multilib_dir@ is not really necessary, but sometimes it has 938 # more uses than just a directory name. 939 $(mkinstalldirs) $(MULTIDIR) 940 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \ 941 @multilib_dir@,$(MULTIDIR),$(subst \ 942 @shlib_objs@,$(objects),$(subst \ 943 @shlib_base_name@,libunwind,$(subst \ 944 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK)))))) 945 946endif 947 948# Build the standard GCC startfiles and endfiles. 949ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES) 950crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps) 951 952ifeq ($(CUSTOM_CRTSTUFF),) 953# Compile two additional files that are linked with every program 954# linked using GCC on systems using COFF or ELF, for the sake of C++ 955# constructors. 956crtbegin$(objext): $(srcdir)/crtstuff.c 957 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN 958 959crtend$(objext): $(srcdir)/crtstuff.c 960 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END 961 962# These are versions of crtbegin and crtend for shared libraries. 963crtbeginS$(objext): $(srcdir)/crtstuff.c 964 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O 965 966crtendS$(objext): $(srcdir)/crtstuff.c 967 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O 968 969# This is a version of crtbegin for -static links. 970crtbeginT$(objext): $(srcdir)/crtstuff.c 971 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O 972endif 973 974ifeq ($(CUSTOM_CRTIN),) 975# -x assembler-with-cpp is only needed on case-insensitive filesystem. 976crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S 977 $(crt_compile) -c -x assembler-with-cpp $< 978 979crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S 980 $(crt_compile) -c -x assembler-with-cpp $< 981endif 982 983# Build extra startfiles in the libgcc directory. 984.PHONY: libgcc-extra-parts 985libgcc-extra-parts: $(EXTRA_PARTS) 986 987 # Early copyback; see "all" above for the rationale. The 988 # early copy is necessary so that the gcc -B options find 989 # the right startup files when linking shared libgcc. 990 $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR) 991 parts="$(EXTRA_PARTS)"; \ 992 for file in $$parts; do \ 993 rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \ 994 $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \ 995 case $$file in \ 996 *.a) \ 997 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \ 998 esac; \ 999 done 1000 1001all: $(extra-parts) 1002 1003$(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \ 1004 $(libgcov-objects) \ 1005 $(libunwind-objects) $(libunwind-s-objects) \ 1006 $(EXTRA_PARTS): libgcc_tm.h 1007 1008# Copy unwind.h to the place where gcc will look for it at build-time 1009install-unwind_h-forbuild: 1010 dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \ 1011 cp unwind.h $$dest; \ 1012 chmod a+r $$dest; \ 1013 sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h 1014 1015# Copy unwind.h to the place where gcc will look at run-time, once installed 1016# 1017# This is redundant with the internal copy above when using a regular toplevel 1018# "install" target, because gcc's install will copy to the destination as well. 1019# 1020# This is however useful for "install-no-fixincludes" case, when only the gcc 1021# internal headers are copied by gcc's install. 1022install-unwind_h: 1023 $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include 1024 $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include 1025 1026all: install-unwind_h-forbuild 1027 1028# Documentation targets (empty). 1029.PHONY: info html dvi pdf install-info install-html install-pdf 1030 1031info: 1032install-info: 1033html: 1034install-html: 1035dvi: 1036pdf: 1037install-pdf: 1038 1039# Install rules. These do not depend on "all", so that they can be invoked 1040# recursively from it. 1041install-libunwind: 1042 $(mkinstalldirs) $(DESTDIR)$(inst_slibdir) 1043 1044 # NOTE: Maybe this should go into $(inst_libdir), but this 1045 # is where the old mklibgcc.in put it. 1046 $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/ 1047 chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a 1048 $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a 1049 1050 $(subst @multilib_dir@,$(MULTIDIR),$(subst \ 1051 @shlib_base_name@,libunwind,$(subst \ 1052 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL)))) 1053 1054install-shared: 1055 $(mkinstalldirs) $(DESTDIR)$(inst_libdir) 1056 1057 $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/ 1058 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a 1059 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a 1060 1061 $(subst @multilib_dir@,$(MULTIDIR),$(subst \ 1062 @shlib_base_name@,libgcc_s,$(subst \ 1063 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL)))) 1064 1065install-leaf: $(install-shared) $(install-libunwind) 1066 $(mkinstalldirs) $(DESTDIR)$(inst_libdir) 1067 1068 $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/ 1069 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a 1070 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a 1071 $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/ 1072 chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a 1073 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a 1074 1075 parts="$(INSTALL_PARTS)"; \ 1076 for file in $$parts; do \ 1077 rm -f $(DESTDIR)$(inst_libdir)/$$file; \ 1078 $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/; \ 1079 case $$file in \ 1080 *.a) \ 1081 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \ 1082 esac; \ 1083 done 1084 1085install: install-leaf install-unwind_h 1086 @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install 1087 1088install-strip: install 1089 1090.PHONY: install install-shared install-libunwind install-strip 1091.PHONY: install-unwind_h install-unwind_h-forbuild 1092 1093# Don't export variables to the environment, in order to not confuse 1094# configure. 1095.NOEXPORT: 1096 1097include $(srcdir)/empty.mk $(wildcard *.dep) 1098