1# Makefile.in 2 3# Copyright (C) 2005-2019 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@ 39enable_gcov = @enable_gcov@ 40double_type_size = @double_type_size@ 41long_double_type_size = @long_double_type_size@ 42decimal_float = @decimal_float@ 43enable_vtable_verify = @enable_vtable_verify@ 44enable_decimal_float = @enable_decimal_float@ 45fixed_point = @fixed_point@ 46with_aix_soname = @with_aix_soname@ 47solaris_ld_v2_maps = @solaris_ld_v2_maps@ 48enable_execute_stack = @enable_execute_stack@ 49unwind_header = @unwind_header@ 50md_unwind_header = @md_unwind_header@ 51sfp_machine_header = @sfp_machine_header@ 52thread_header = @thread_header@ 53 54host_noncanonical = @host_noncanonical@ 55real_host_noncanonical = @real_host_noncanonical@ 56target_noncanonical = @target_noncanonical@ 57 58# List of extra object files that should be compiled for this target machine. 59# The rules for compiling them should be in the t-* file for the machine. 60EXTRA_PARTS = @extra_parts@ 61 62FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@ 63 64extra-parts = libgcc-extra-parts 65 66# Multilib support variables. 67MULTISRCTOP = 68MULTIBUILDTOP = 69MULTIDIRS = 70MULTISUBDIR = 71MULTIDO = true 72MULTICLEAN = true 73 74INSTALL = @INSTALL@ 75INSTALL_PROGRAM = @INSTALL_PROGRAM@ 76INSTALL_DATA = @INSTALL_DATA@ 77mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs 78INSTALL_PARTS = $(EXTRA_PARTS) 79 80objext = .o 81 82AR = @AR@ 83AR_FLAGS = rc 84 85CC = @CC@ 86CFLAGS = @CFLAGS@ 87RANLIB = @RANLIB@ 88LN_S = @LN_S@ 89 90PWD_COMMAND = $${PWDCMD-pwd} 91 92# Flags to pass to a recursive make. 93FLAGS_TO_PASS = \ 94 "AR=$(AR)" \ 95 "AR_FLAGS=$(AR_FLAGS)" \ 96 "CC=$(CC)" \ 97 "CFLAGS=$(CFLAGS)" \ 98 "DESTDIR=$(DESTDIR)" \ 99 "EXTRA_OFILES=$(EXTRA_OFILES)" \ 100 "HDEFINES=$(HDEFINES)" \ 101 "INSTALL=$(INSTALL)" \ 102 "INSTALL_DATA=$(INSTALL_DATA)" \ 103 "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \ 104 "LDFLAGS=$(LDFLAGS)" \ 105 "LOADLIBES=$(LOADLIBES)" \ 106 "RANLIB=$(RANLIB)" \ 107 "SHELL=$(SHELL)" \ 108 "prefix=$(prefix)" \ 109 "exec_prefix=$(exec_prefix)" \ 110 "libdir=$(libdir)" \ 111 "libsubdir=$(libsubdir)" \ 112 "tooldir=$(tooldir)" 113 114# Dependencies for "all" are set later in the file. 115all: all-multi 116 # Now that we have built all the objects, we need to copy 117 # them back to the GCC directory. Too many things (other 118 # in-tree libraries, and DejaGNU) know about the layout 119 # of the build tree, for now. 120 $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \ 121 slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR) 122 123.PHONY: all-multi 124all-multi: 125 # If this is the top-level multilib, build all the other 126 # multilibs. 127 @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all 128 129.PHONY: check installcheck 130check: 131installcheck: 132 133.PHONY: all clean 134 135clean: 136 -rm -f libgcc_tm.h libgcc.map 137 -rm -f libgcc_tm.stamp stmp-ldirs 138 -rm -f *$(objext) 139 -rm -f *.dep 140 -rm -f *.a 141 -rm -f libunwind$(SHLIB_EXT) 142 -rm -f libgcc_s* 143 @$(MULTICLEAN) multi-clean DO=clean 144distclean: clean 145 @$(MULTICLEAN) multi-clean DO=distclean 146 -rm -f auto-target.h 147 -rm -f stamp-h 148 -rm -f *~ Makefile config.cache config.status multilib.out 149 -rm -f config.log 150maintainer-clean realclean: distclean 151 152Makefile: $(srcdir)/Makefile.in config.status 153 CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status 154 155# Depending on Makefile makes sure that config.status has been re-run 156# if needed. This prevents problems with parallel builds. 157auto-target.h: stamp-h ; @true 158stamp-h: $(srcdir)/config.in config.status Makefile 159 CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status 160 161config.status: $(srcdir)/configure $(srcdir)/config.host 162 $(SHELL) ./config.status --recheck 163 164AUTOCONF = autoconf 165configure_deps = \ 166 $(srcdir)/../config/enable.m4 \ 167 $(srcdir)/../config/tls.m4 \ 168 $(srcdir)/../config/acx.m4 \ 169 $(srcdir)/../config/no-executables.m4 \ 170 $(srcdir)/../config/lib-ld.m4 \ 171 $(srcdir)/../config/override.m4 \ 172 $(srcdir)/../config/picflag.m4 \ 173 $(srcdir)/../config/dfp.m4 \ 174 $(srcdir)/../config/unwind_ipinfo.m4 \ 175 $(srcdir)/../config/gthr.m4 \ 176 $(srcdir)/../config/sjlj.m4 \ 177 $(srcdir)/../config/cet.m4 178 179$(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps) 180 cd $(srcdir) && $(AUTOCONF) 181 182include $(gcc_objdir)/libgcc.mvars 183 184# Flags to pass to recursive makes. 185 186AR_FOR_TARGET = $(AR) 187AR_FLAGS_FOR_TARGET = 188AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc 189AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x 190AWK = @AWK@ 191GCC_FOR_TARGET = $(CC) 192LIPO = @LIPO@ 193LIPO_FOR_TARGET = $(LIPO) 194MACHMODE_H = machmode.h mode-classes.def insn-modes.h 195NM = @NM@ 196NM_FOR_TARGET = $(NM) 197RANLIB_FOR_TARGET = $(RANLIB) 198STRIP = @STRIP@ 199STRIP_FOR_TARGET = $(STRIP) 200 201# Directory in which the compiler finds libraries etc. 202libsubdir = $(libdir)/gcc/$(real_host_noncanonical)/$(version)@accel_dir_suffix@ 203# Used to install the shared libgcc. 204slibdir = @slibdir@ 205# Maybe used for DLLs on Windows targets. 206toolexecdir = @toolexecdir@ 207toolexeclibdir = @toolexeclibdir@ 208 209export AR_FOR_TARGET 210export AR_CREATE_FOR_TARGET 211export AR_FLAGS_FOR_TARGET 212export AR_EXTRACT_FOR_TARGET 213export AWK 214export DESTDIR 215export GCC_FOR_TARGET 216export INCLUDES 217export INSTALL_DATA 218export LIB1ASMSRC 219export LIBGCC2_CFLAGS 220export LIPO_FOR_TARGET 221export MACHMODE_H 222export NM_FOR_TARGET 223export STRIP_FOR_TARGET 224export RANLIB_FOR_TARGET 225export libsubdir 226export slibdir 227export toolexecdir 228export toolexeclibdir 229 230version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER) 231 232ifeq ($(decimal_float),yes) 233ifeq ($(enable_decimal_float),bid) 234DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT 235else 236DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \ 237 -I$(srcdir)/../libdecnumber 238endif 239else 240DECNUMINC = 241endif 242 243# Options to use when compiling libgcc2.a. 244# 245LIBGCC2_DEBUG_CFLAGS = -g 246LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \ 247 $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \ 248 -fbuilding-libgcc -fno-stack-protector \ 249 $(INHIBIT_LIBC_CFLAGS) 250 251# Additional options to use when compiling libgcc2.a. 252# Some targets override this to -isystem include 253LIBGCC2_INCLUDES = 254 255# Additional target-dependent options for compiling libgcc2.a. 256HOST_LIBGCC2_CFLAGS = 257 258PICFLAG = @PICFLAG@ 259 260CET_FLAGS = @CET_FLAGS@ 261 262# Defined in libgcc2.c, included only in the static library. 263LIB2FUNCS_ST = _eprintf __gcc_bcmp 264 265# List of functions not to build from libgcc2.c. 266LIB2FUNCS_EXCLUDE = 267 268# List of extra C and assembler files to add to static and shared libgcc2. 269# Assembler files should have names ending in `.S'. 270LIB2ADD = 271 272# List of extra C and assembler files to add to static libgcc2. 273# Assembler files should have names ending in `.S'. 274LIB2ADD_ST = 275 276# Specify the directories to be searched for header files. 277# Both . and srcdir are used, in that order, 278# so that *config.h will be found in the compilation 279# subdirectory rather than in the source directory. 280# -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file 281# currently being compiled, in both source trees, to be examined as well. 282INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \ 283 -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \ 284 -I$(srcdir)/../include $(DECNUMINC) 285 286# Forcibly remove any profiling-related flags. There is no point 287# in supporting profiled bootstrap in this library. 288override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS)) 289 290# CFLAGS first is not perfect; normally setting CFLAGS should override any 291# options in LIBGCC2_CFLAGS. But LIBGCC2_CFLAGS may contain -g0, and CFLAGS 292# will usually contain -g, so for the moment CFLAGS goes first. We must 293# include CFLAGS - that's where multilib options live. 294INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \ 295 $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@ 296 297# Options to use when compiling crtbegin/end. 298CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \ 299 $(NO_PIE_CFLAGS) -finhibit-size-directive -fno-inline -fno-exceptions \ 300 -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \ 301 -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \ 302 $(INHIBIT_LIBC_CFLAGS) 303 304# Extra flags to use when compiling crt{begin,end}.o. 305CRTSTUFF_T_CFLAGS = 306 307MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory) 308MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory) 309 310MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi) 311inst_libdir = $(libsubdir)$(MULTISUBDIR) 312inst_slibdir = $(slibdir)$(MULTIOSSUBDIR) 313 314gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS) 315compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep 316gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps) 317gcc_s_compile = $(gcc_compile) -DSHARED 318 319objects = $(filter %$(objext),$^) 320 321# Collect any host-specific information from Makefile fragments. 322 323LIBGCC_VER_GNU_PREFIX = __ 324LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __ 325LIBGCC_VER_SYMBOLS_PREFIX = 326 327FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \ 328 _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \ 329 _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \ 330 _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf 331 332DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \ 333 _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \ 334 _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \ 335 _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df 336 337TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \ 338 _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \ 339 _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \ 340 _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf 341 342# Additional sources to handle exceptions; overridden by targets as needed. 343LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \ 344 $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c 345LIB2ADDEHSTATIC = $(LIB2ADDEH) 346LIB2ADDEHSHARED = $(LIB2ADDEH) 347 348# nm flags to list global symbols in libgcc object files. 349SHLIB_NM_FLAGS = -pg 350 351# Don't build libunwind by default. 352LIBUNWIND = 353SHLIBUNWIND_LINK = 354SHLIBUNWIND_INSTALL = 355 356 357# Create links to files specified in config.host. 358LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \ 359 sfp-machine.h gthr-default.h 360 361enable-execute-stack.c: $(srcdir)/$(enable_execute_stack) 362 -$(LN_S) $< $@ 363unwind.h: $(srcdir)/$(unwind_header) 364 -$(LN_S) $< $@ 365md-unwind-support.h: $(srcdir)/config/$(md_unwind_header) 366 -$(LN_S) $< $@ 367sfp-machine.h: $(srcdir)/config/$(sfp_machine_header) 368 -$(LN_S) $< $@ 369gthr-default.h: $(srcdir)/$(thread_header) 370 -$(LN_S) $< $@ 371 372tmake_file = @tmake_file@ 373include $(srcdir)/empty.mk $(tmake_file) 374 375# Collect target defines and headers from config.host. 376libgcc_tm_defines = @tm_defines@ 377libgcc_tm_file = @tm_file@ 378libgcc_tm.h: libgcc_tm.stamp; @true 379libgcc_tm.stamp: 380 DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \ 381 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h 382 $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h 383 echo timestamp > $@ 384 385# Only handle shared libraries if both: 386# - the user requested them 387# - we know how to build them 388ifeq ($(SHLIB_LINK),) 389 enable_shared := no 390endif 391 392ifeq ($(enable_shared),yes) 393 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items)) 394 395 install-shared = install-shared 396 397 ifneq ($(LIBUNWIND),) 398 install-libunwind = install-libunwind 399 endif 400endif 401 402# For -fvisibility=hidden. We need both a -fvisibility=hidden on 403# the command line, and a #define to prevent libgcc2.h etc from 404# overriding that with #pragmas. 405vis_hide = @vis_hide@ 406 407ifneq (,$(vis_hide)) 408 409# If we have -fvisibility=hidden, then we need to generate hide 410# lists for object files implemented in assembly. 411ASM_HIDDEN_OP = @asm_hidden_op@ 412 413define gen-hide-list 414$(NM) -pg $< | \ 415 $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \ 416 && $$3 !~ /.*@.*/ \ 417 { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T 418mv -f $@T $@ 419endef 420else 421gen-hide-list = echo > $@ 422endif 423 424ifneq ($(enable_shared),yes) 425iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items)) 426endif 427 428LIB2ADD += enable-execute-stack.c 429 430# While emutls.c has nothing to do with EH, it is in LIB2ADDEH* 431# instead of LIB2ADD because that's the way to be sure on some targets 432# (e.g. *-*-darwin*) only one copy of it is linked. 433LIB2ADDEH += $(srcdir)/emutls.c 434LIB2ADDEHSTATIC += $(srcdir)/emutls.c 435LIB2ADDEHSHARED += $(srcdir)/emutls.c 436 437# Library members defined in libgcc2.c. 438lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \ 439 _clear_cache _trampoline __main _absvsi2 \ 440 _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \ 441 _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \ 442 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \ 443 _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \ 444 _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3 \ 445 _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 \ 446 _clrsbdi2 447 448# The floating-point conversion routines that involve a single-word integer. 449# XX stands for the integer mode. 450swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf) 451 452# Likewise double-word routines. 453dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \ 454 $(patsubst %,_fixuns%XX,sf df xf tf) \ 455 $(patsubst %,_floatXX%,sf df xf tf) \ 456 $(patsubst %,_floatunXX%,sf df xf tf) 457 458ifeq ($(LIB2_SIDITI_CONV_FUNCS),) 459 lib2funcs += $(subst XX,si,$(swfloatfuncs)) 460 lib2funcs += $(subst XX,di,$(dwfloatfuncs)) 461endif 462 463# These might cause a divide overflow trap and so are compiled with 464# unwinder info. 465LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _divmoddi4 \ 466 _udivdi3 _umoddi3 _udivmoddi4 _udiv_w_sdiv 467 468# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are 469# defined as optimized assembly code in LIB1ASMFUNCS or as C code 470# in LIB2FUNCS_EXCLUDE. 471lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs)) 472LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \ 473 $(LIB2_DIVMOD_FUNCS)) 474 475LIB2FUNCS_ST := $(filter-out $(LIB2FUNCS_EXCLUDE),$(LIB2FUNCS_ST)) 476 477# Build "libgcc1" (assembly) components. 478 479lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS)) 480$(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis 481 $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis 482$(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext) 483 $(gen-hide-list) 484libgcc-objects += $(lib1asmfuncs-o) 485 486lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS)) 487$(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC) 488 $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $< 489ifeq ($(enable_shared),yes) 490 491libgcc-s-objects += $(lib1asmfuncs-s-o) 492 493endif 494 495# Build lib2funcs. For the static library also include LIB2FUNCS_ST. 496lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST)) 497$(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c 498 $(gcc_compile) -DL$* -c $< $(vis_hide) 499libgcc-objects += $(lib2funcs-o) 500 501ifeq ($(enable_shared),yes) 502lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs)) 503$(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c 504 $(gcc_s_compile) -DL$* -c $< 505libgcc-s-objects += $(lib2funcs-s-o) 506endif 507 508ifneq ($(LIB2_SIDITI_CONV_FUNCS),) 509# Build libgcc2.c for each conversion function, with a specific 510# L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode 511# functions are built with a wordsize of 4; the TImode functions are 512# built with the same labels, but a wordsize of 8. 513 514sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs))) 515difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs))) 516tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs))) 517 518iter-items := $(sifuncs) $(difuncs) $(tifuncs) 519iter-labels := $(sifuncs) $(difuncs) $(difuncs) 520iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs)) 521 522include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items)) 523 524libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs)) 525ifeq ($(enable_shared),yes) 526libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs)) 527endif 528endif 529 530ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),) 531# Provide default flags for compiling divmod functions, if they haven't been 532# set already by a target-specific Makefile fragment. 533LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions 534endif 535 536# Build LIB2_DIVMOD_FUNCS. 537lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS)) 538$(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c 539 $(gcc_compile) -DL$* -c $< \ 540 $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide) 541libgcc-objects += $(lib2-divmod-o) 542 543ifeq ($(enable_shared),yes) 544lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS)) 545$(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c 546 $(gcc_s_compile) -DL$* -c $< \ 547 $(LIB2_DIVMOD_EXCEPTION_FLAGS) 548libgcc-s-objects += $(lib2-divmod-s-o) 549endif 550 551ifeq ($(TPBIT),) 552# _sf_to_tf and _df_to_tf require tp-bit.c being compiled in. 553FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS)) 554DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS)) 555endif 556 557FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS)) 558DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS)) 559TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS)) 560 561fpbit-src := $(srcdir)/fp-bit.c 562 563# Build FPBIT. 564ifneq ($(FPBIT),) 565fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS)) 566$(fpbit-o): %$(objext): $(fpbit-src) 567 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide) 568libgcc-objects += $(fpbit-o) 569 570ifeq ($(enable_shared),yes) 571fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS)) 572$(fpbit-s-o): %_s$(objext): $(fpbit-src) 573 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< 574libgcc-s-objects += $(fpbit-s-o) 575endif 576endif 577 578# Build DPBIT. 579ifneq ($(DPBIT),) 580dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS)) 581$(dpbit-o): %$(objext): $(fpbit-src) 582 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide) 583libgcc-objects += $(dpbit-o) 584 585ifeq ($(enable_shared),yes) 586dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS)) 587$(dpbit-s-o): %_s$(objext): $(fpbit-src) 588 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< 589libgcc-s-objects += $(dpbit-s-o) 590endif 591endif 592 593# Build TPBIT. 594ifneq ($(TPBIT),) 595tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS)) 596$(tpbit-o): %$(objext): $(fpbit-src) 597 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide) 598libgcc-objects += $(tpbit-o) 599 600ifeq ($(enable_shared),yes) 601tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS)) 602$(tpbit-s-o): %_s$(objext): $(fpbit-src) 603 $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< 604libgcc-s-objects += $(tpbit-s-o) 605endif 606endif 607 608# Build decimal floating point support. 609ifeq ($(decimal_float),yes) 610 611# If $DFP_ENABLE is set, then we want all data type sizes. 612ifneq ($(DFP_ENABLE),) 613D32PBIT = 1 614D64PBIT = 1 615D128PBIT = 1 616endif 617 618dfp-filenames = 619ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),) 620ifeq ($(enable_decimal_float),bid) 621dfp-filenames += bid_decimal_globals bid_decimal_data \ 622 bid_binarydecimal bid_convert_data \ 623 _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \ 624 bid128_noncomp bid128_fma bid_round bid_from_int \ 625 bid64_add bid128_add bid64_div bid128_div \ 626 bid64_mul bid128_mul bid64_compare bid128_compare \ 627 bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \ 628 bid64_to_int32 bid64_to_int64 \ 629 bid64_to_uint32 bid64_to_uint64 \ 630 bid128_to_int32 bid128_to_int64 \ 631 bid128_to_uint32 bid128_to_uint64 632else 633dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle 634endif 635endif 636 637dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames)) 638ifeq ($(enable_decimal_float),bid) 639$(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c 640else 641$(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c 642endif 643 $(gcc_compile) -c $< 644libgcc-objects += $(dfp-objects) 645 646decbits-filenames = 647ifneq ($(enable_decimal_float),bid) 648ifneq ($(D32PBIT),) 649decbits-filenames += decimal32 650endif 651 652ifneq ($(D64PBIT),) 653decbits-filenames += decimal64 654endif 655 656ifneq ($(D128PBIT),) 657decbits-filenames += decimal128 658endif 659endif 660 661decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames)) 662ifeq ($(enable_decimal_float),bid) 663$(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c 664else 665$(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c 666endif 667 $(gcc_compile) -c $< 668libgcc-objects += $(decbits-objects) 669 670# Next build individual support functions. 671D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \ 672 _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \ 673 _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \ 674 _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \ 675 _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \ 676 _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \ 677 _sd_to_dd _sd_to_td _unord_sd _conv_sd 678 679D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \ 680 _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \ 681 _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \ 682 _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \ 683 _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \ 684 _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \ 685 _dd_to_sd _dd_to_td _unord_dd _conv_dd 686 687D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \ 688 _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \ 689 _td_to_si _td_to_di _td_to_usi _td_to_udi \ 690 _si_to_td _di_to_td _usi_to_td _udi_to_td \ 691 _td_to_sf _td_to_df _td_to_xf _td_to_tf \ 692 _sf_to_td _df_to_td _xf_to_td _tf_to_td \ 693 _td_to_sd _td_to_dd _unord_td _conv_td 694 695ifeq ($(enable_decimal_float),bid) 696ifneq ($(D32PBIT),) 697D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS)) 698endif 699 700ifneq ($(D64PBIT),) 701D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS)) 702endif 703 704ifneq ($(D128PBIT),) 705D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS)) 706endif 707endif 708 709ifneq ($(D32PBIT),) 710d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS)) 711ifeq ($(enable_decimal_float),bid) 712$(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 713else 714$(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c 715endif 716 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $< 717libgcc-objects += $(d32pbit-o) 718endif 719 720ifneq ($(D64PBIT),) 721d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS)) 722ifeq ($(enable_decimal_float),bid) 723$(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 724else 725$(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c 726endif 727 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $< 728libgcc-objects += $(d64pbit-o) 729endif 730 731ifneq ($(D128PBIT),) 732d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS)) 733ifeq ($(enable_decimal_float),bid) 734$(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c 735else 736$(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c 737endif 738 $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $< 739libgcc-objects += $(d128pbit-o) 740endif 741 742endif 743 744ifeq ($(SYNC),yes) 745libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \ 746 sync_fetch_and_$(op) \ 747 sync_$(op)_and_fetch) \ 748 sync_bool_compare_and_swap \ 749 sync_val_compare_and_swap \ 750 sync_lock_test_and_set 751 752libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \ 753 $(foreach suffix, 1 2 4 8 16, \ 754 $(prefix)_$(suffix))) 755 756libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs)) 757$(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c 758 $(gcc_compile) $(SYNC_CFLAGS) \ 759 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \ 760 -DSIZE=`echo "$*" | sed 's/.*_//'` \ 761 -c $< $(vis_hide) 762libgcc-objects += $(libgcc-sync-size-funcs-o) 763 764libgcc-sync-funcs := sync_synchronize 765 766libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs)) 767$(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c 768 $(gcc_compile) $(SYNC_CFLAGS) \ 769 -DL$* \ 770 -c $< $(vis_hide) 771libgcc-objects += $(libgcc-sync-funcs-o) 772 773ifeq ($(enable_shared),yes) 774libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \ 775 $(libgcc-sync-size-funcs)) 776$(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c 777 $(gcc_s_compile) $(SYNC_CFLAGS) \ 778 -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \ 779 -DSIZE=`echo "$*" | sed 's/.*_//'` \ 780 -c $< 781libgcc-s-objects += $(libgcc-sync-size-funcs-s-o) 782 783libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs)) 784$(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c 785 $(gcc_s_compile) $(SYNC_CFLAGS) \ 786 -DL$* \ 787 -c $< 788libgcc-s-objects += $(libgcc-sync-funcs-s-o) 789endif 790endif 791 792# Build fixed-point support. 793ifeq ($(fixed_point),yes) 794 795# Generate permutations of function name and mode 796fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels) 797fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs) 798fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes) 799 800# Generate the rules for each arithmetic function 801iter-items := $(fixed-funcs) 802iter-labels := $(fixed-labels) 803iter-from := $(fixed-modes) 804iter-to := $(fixed-modes) 805include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items)) 806 807# Add arithmetic functions to list of objects to be built 808libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs))) 809ifeq ($(enable_shared),yes) 810libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs))) 811endif 812 813# Convert from or to fractional 814fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs) 815fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels) 816fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from) 817fixed-conv-to := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to) 818 819# Generate the make rules for each conversion function 820iter-items := $(fixed-conv-funcs) 821iter-labels := $(fixed-conv-labels) 822iter-from := $(fixed-conv-from) 823iter-to := $(fixed-conv-to) 824include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items)) 825 826# Add conversion functions to list of objects to be built 827libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs))) 828ifeq ($(enable_shared),yes) 829libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs))) 830endif 831 832endif 833 834# Build LIB2ADD and LIB2ADD_ST. 835ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),) 836$(error Unsupported files in LIB2ADD or LIB2ADD_ST.) 837endif 838 839libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD)))) 840libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST)))) 841 842c_flags := 843iter-items := $(LIB2ADD) $(LIB2ADD_ST) 844include $(iterator) 845 846ifeq ($(enable_shared),yes) 847libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD)))) 848endif 849 850# Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED. If we don't have 851# libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and 852# LIB2ADDEHSHARED matter. (Usually all three are identical.) 853 854c_flags := -fexceptions 855 856ifeq ($(enable_shared),yes) 857 858libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC)))) 859libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED)))) 860 861iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED)) 862include $(iterator) 863 864else 865# Not shared. LIB2ADDEH are added to libgcc.a. 866 867libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH)))) 868 869iter-items := $(LIB2ADDEH) 870include $(iterator) 871 872endif 873 874# Build LIBUNWIND. Use -fno-exceptions so that the unwind library does 875# not generate calls to __gcc_personality_v0. 876 877c_flags := -fno-exceptions 878 879libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND)))) 880 881ifeq ($(enable_shared),yes) 882libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND)))) 883endif 884 885iter-items := $(LIBUNWIND) 886include $(iterator) 887 888# Build libgcov components. 889 890LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single \ 891 _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn 892LIBGCOV_PROFILER = _gcov_interval_profiler \ 893 _gcov_interval_profiler_atomic \ 894 _gcov_pow2_profiler \ 895 _gcov_pow2_profiler_atomic \ 896 _gcov_one_value_profiler \ 897 _gcov_one_value_profiler_atomic \ 898 _gcov_average_profiler \ 899 _gcov_average_profiler_atomic \ 900 _gcov_ior_profiler \ 901 _gcov_ior_profiler_atomic \ 902 _gcov_indirect_call_profiler_v3 \ 903 _gcov_time_profiler \ 904 _gcov_indirect_call_topn_profiler 905LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork \ 906 _gcov_execl _gcov_execlp \ 907 _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset 908LIBGCOV_DRIVER = _gcov 909 910libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE)) 911libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER)) 912libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE)) 913libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER)) 914libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \ 915 $(libgcov-interface-objects) $(libgcov-driver-objects) 916 917$(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/gcov.h $(srcdir)/libgcov.h 918 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c 919$(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/gcov.h $(srcdir)/libgcov.h 920 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c 921$(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/gcov.h $(srcdir)/libgcov.h 922 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c 923$(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \ 924 $(srcdir)/libgcov-driver-system.c $(srcdir)/gcov.h $(srcdir)/libgcov.h 925 $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c 926 927 928# Static libraries. 929libgcc.a: $(libgcc-objects) 930libgcov.a: $(libgcov-objects) 931libunwind.a: $(libunwind-objects) 932libgcc_eh.a: $(libgcc-eh-objects) 933 934libgcc.a libgcov.a libunwind.a libgcc_eh.a: 935 -rm -f $@ 936 937 objects="$(objects)"; \ 938 if test -z "$$objects"; then \ 939 echo 'int __libgcc_eh_dummy;' > eh_dummy.c; \ 940 $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c \ 941 -o eh_dummy$(objext); \ 942 objects=eh_dummy$(objext); \ 943 fi; \ 944 $(AR_CREATE_FOR_TARGET) $@ $$objects 945 946 $(RANLIB) $@ 947 948all: libgcc.a 949ifeq ($(enable_gcov),yes) 950all: libgcov.a 951endif 952 953ifneq ($(LIBUNWIND),) 954all: libunwind.a 955endif 956 957ifeq ($(enable_shared),yes) 958all: libgcc_eh.a libgcc_s$(SHLIB_EXT) 959ifneq ($(LIBUNWIND),) 960all: libunwind$(SHLIB_EXT) 961libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT) 962endif 963 964# Map-file generation. 965ifneq ($(SHLIB_MKMAP),) 966libgcc.map.in: $(SHLIB_MAPFILES) 967 { cat $(SHLIB_MAPFILES) \ 968 | sed -e '/^[ ]*#/d' \ 969 -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \ 970 | $(gcc_compile_bare) -E -xassembler-with-cpp -; \ 971 } > tmp-$@ 972 mv tmp-$@ $@ 973libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects) 974 { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \ 975 cat libgcc.map.in; \ 976 } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@ 977 mv tmp-$@ $@ 978libgcc_s$(SHLIB_EXT): libgcc.map 979mapfile = libgcc.map 980endif 981 982libgcc-std.ver: $(srcdir)/libgcc-std.ver.in 983 sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \ 984 -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@ 985 986libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a 987 # @multilib_flags@ is still needed because this may use 988 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly. 989 # @multilib_dir@ is not really necessary, but sometimes it has 990 # more uses than just a directory name. 991 $(mkinstalldirs) $(MULTIDIR) 992 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \ 993 @multilib_dir@,$(MULTIDIR),$(subst \ 994 @shlib_objs@,$(objects) libgcc.a,$(subst \ 995 @shlib_base_name@,libgcc_s,$(subst \ 996 @shlib_map_file@,$(mapfile),$(subst \ 997 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \ 998 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK)))))))) 999 1000libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts) 1001 # @multilib_flags@ is still needed because this may use 1002 # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly. 1003 # @multilib_dir@ is not really necessary, but sometimes it has 1004 # more uses than just a directory name. 1005 $(mkinstalldirs) $(MULTIDIR) 1006 $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \ 1007 @multilib_dir@,$(MULTIDIR),$(subst \ 1008 @shlib_objs@,$(objects),$(subst \ 1009 @shlib_base_name@,libunwind,$(subst \ 1010 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK)))))) 1011 1012endif 1013 1014# Build the standard GCC startfiles and endfiles. 1015ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES) 1016crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps) 1017 1018ifeq ($(CUSTOM_CRTSTUFF),) 1019# Compile two additional files that are linked with every program 1020# linked using GCC on systems using COFF or ELF, for the sake of C++ 1021# constructors. 1022crtbegin$(objext): $(srcdir)/crtstuff.c 1023 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN 1024 1025crtend$(objext): $(srcdir)/crtstuff.c 1026 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END 1027 1028# These are versions of crtbegin and crtend for shared libraries. 1029crtbeginS$(objext): $(srcdir)/crtstuff.c 1030 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O 1031 1032crtendS$(objext): $(srcdir)/crtstuff.c 1033 $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O 1034 1035# This is a version of crtbegin for -static links. 1036crtbeginT$(objext): $(srcdir)/crtstuff.c 1037 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O 1038 1039# crtoffloadbegin and crtoffloadend contain symbols, that mark the begin and 1040# the end of tables with addresses, required for offloading. crtoffloadtable 1041# contains the array with addresses of those symbols. 1042crtoffloadbegin$(objext): $(srcdir)/offloadstuff.c 1043 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN 1044 1045crtoffloadend$(objext): $(srcdir)/offloadstuff.c 1046 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END 1047 1048crtoffloadtable$(objext): $(srcdir)/offloadstuff.c 1049 $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_TABLE 1050endif 1051 1052ifeq ($(enable_vtable_verify),yes) 1053# These are used in vtable verification; see comments in source files for 1054# more details. 1055 1056# Override -finhibit-size-directive to avoid mismatch between libgcc and libvtv 1057# compilations. 1058VTV_CFLAGS = $(CRTSTUFF_T_CFLAGS_S) -fno-inhibit-size-directive 1059 1060vtv_start$(objext): $(srcdir)/vtv_start.c 1061 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start.c 1062 1063vtv_end$(objext): $(srcdir)/vtv_end.c 1064 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end.c 1065 1066vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c 1067 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_start_preinit.c 1068 1069vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c 1070 $(crt_compile) $(VTV_CFLAGS) -c $(srcdir)/vtv_end_preinit.c 1071endif 1072 1073ifeq ($(CUSTOM_CRTIN),) 1074# -x assembler-with-cpp is only needed on case-insensitive filesystem. 1075crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S 1076 $(crt_compile) -c -x assembler-with-cpp $< 1077 1078crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S 1079 $(crt_compile) -c -x assembler-with-cpp $< 1080endif 1081 1082# Build extra startfiles in the libgcc directory. 1083.PHONY: libgcc-extra-parts 1084libgcc-extra-parts: $(EXTRA_PARTS) 1085 1086 # Early copyback; see "all" above for the rationale. The 1087 # early copy is necessary so that the gcc -B options find 1088 # the right startup files when linking shared libgcc. 1089 $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR) 1090 parts="$(EXTRA_PARTS)"; \ 1091 for file in $$parts; do \ 1092 rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \ 1093 $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/; \ 1094 case $$file in \ 1095 *.a) \ 1096 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \ 1097 esac; \ 1098 done 1099 1100all: $(extra-parts) 1101 1102$(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \ 1103 $(libgcov-objects) \ 1104 $(libunwind-objects) $(libunwind-s-objects) \ 1105 $(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h 1106 1107# Copy unwind.h to the place where gcc will look for it at build-time 1108install-unwind_h-forbuild: unwind.h 1109 dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \ 1110 cp unwind.h $$dest; \ 1111 chmod a+r $$dest; \ 1112 sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h 1113 1114# Copy unwind.h to the place where gcc will look at run-time, once installed 1115# 1116# This is redundant with the internal copy above when using a regular toplevel 1117# "install" target, because gcc's install will copy to the destination as well. 1118# 1119# This is however useful for "install-no-fixincludes" case, when only the gcc 1120# internal headers are copied by gcc's install. 1121install-unwind_h: 1122 $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include 1123 $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include 1124 1125all: install-unwind_h-forbuild 1126 1127install-gcov_h: 1128 $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include 1129 $(INSTALL_DATA) $(srcdir)/gcov.h $(DESTDIR)$(libsubdir)/include 1130 1131# Documentation targets (empty). 1132.PHONY: info html dvi pdf install-info install-html install-pdf 1133 1134info: 1135install-info: 1136html: 1137install-html: 1138dvi: 1139pdf: 1140install-pdf: 1141 1142# Install rules. These do not depend on "all", so that they can be invoked 1143# recursively from it. 1144install-libunwind: 1145 $(mkinstalldirs) $(DESTDIR)$(inst_slibdir) 1146 1147 # NOTE: Maybe this should go into $(inst_libdir), but this 1148 # is where the old mklibgcc.in put it. 1149 $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/ 1150 chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a 1151 $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a 1152 1153 $(subst @multilib_dir@,$(MULTIDIR),$(subst \ 1154 @shlib_base_name@,libunwind,$(subst \ 1155 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL)))) 1156 1157install-shared: 1158 $(mkinstalldirs) $(DESTDIR)$(inst_libdir) 1159 1160 $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/ 1161 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a 1162 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a 1163 1164 $(subst @multilib_dir@,$(MULTIDIR),$(subst \ 1165 @shlib_base_name@,libgcc_s,$(subst \ 1166 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL)))) 1167 1168install-leaf: $(install-shared) $(install-libunwind) 1169 $(mkinstalldirs) $(DESTDIR)$(inst_libdir) 1170 1171 $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/ 1172 chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a 1173 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a 1174ifeq ($(enable_gcov),yes) 1175 $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/ 1176 chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a 1177 $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a 1178endif 1179 1180 parts="$(INSTALL_PARTS)"; \ 1181 for file in $$parts; do \ 1182 rm -f $(DESTDIR)$(inst_libdir)/$$file; \ 1183 $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/; \ 1184 case $$file in \ 1185 *.a) \ 1186 $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;; \ 1187 esac; \ 1188 done 1189 1190install: install-leaf install-unwind_h install-gcov_h 1191 @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install 1192 1193install-strip: install 1194 1195.PHONY: install install-shared install-libunwind install-strip 1196.PHONY: install-unwind_h install-unwind_h-forbuild 1197.PHONY: install-gcov_h 1198 1199# Don't export variables to the environment, in order to not confuse 1200# configure. 1201.NOEXPORT: 1202 1203include $(srcdir)/empty.mk $(wildcard *.dep) 1204