gas/Makefile.in

   1 # Makefile for GNU Assembler
   2 #   Copyright (C) 1987, 1988, 1990, 1991 Free Software Foundation, Inc.
   3
   4 #This file is part of GNU GAS.
   5
   6 #GNU GAS is free software; you can redistribute it and/or modify
   7 #it under the terms of the GNU General Public License as published by
   8 #the Free Software Foundation; either version 1, or (at your option)
   9 #any later version.
  10
  11 #GNU GAS is distributed in the hope that it will be useful,
  12 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #GNU General Public License for more details.
  15
  16 #You should have received a copy of the GNU General Public License
  17 #along with GNU GAS; see the file COPYING.  If not, write to
  18 #the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  19
  20 # $Id$
  21
  22 # The targets for external use include:
  23 # all, doc, proto, install, uninstall, includes, TAGS,
  24 # clean, cleanconfig, realclean, stage1, stage2, stage3, stage4.
  25
  26 # Variables that exist for you to override.
  27 # See below for how to change them for certain systems.
  28
  29 ALLOCA =
  30 CFLAGS = -g $(XCFLAGS) -I$(srcdir)/../include
  31 INTERNAL_CFLAGS = $(CROSS)
  32 OLDCC = cc
  33 BISON = bison
  34 BISONFLAGS = -v
  35 AR = ar
  36 OLDAR_FLAGS = qc
  37 AR_FLAGS = rc
  38 SHELL = /bin/sh
  39 # on sysV, define this as cp.
  40 INSTALL = install -c
  41 # These permit overriding just for certain files.
  42 INSTALL_PROGRAM = $(INSTALL)
  43 INSTALL_FILE = $(INSTALL)
  44
  45 # Define this as & to perform parallel make on a Sequent.
  46 # Note that this has some bugs, and it seems currently necessary
  47 # to compile all the gen* files first by hand to avoid erroneous results.
  48 P =
  49
  50 # How to invoke ranlib.
  51 RANLIB = ranlib
  52 # Test to use to see whether ranlib exists on the system.
  53 RANLIB_TEST = [ -f /usr/bin/ranlib -o -f /bin/ranlib ]
  54
  55 # CFLAGS for use with OLDCC, for compiling gnulib.
  56 # NOTE: -O does not work on some Unix systems!
  57 CCLIBFLAGS = -O
  58
  59 # Version of ar to use when compiling gnulib.
  60 OLDAR = ar
  61
  62 version=`$(unsubdir)/../gcc$(subdir)/gcc -dumpversion`
  63
  64 # Directory where sources are, from where we are.
  65 srcdir = .
  66 # Common prefix for installation directories.
  67 # NOTE: This directory must exist when you start installation.
  68 ddestdir = /usr/local
  69 # Directory in which to put the executable for the command `gcc'
  70 bindir = $(ddestdir)/bin
  71 # Directory in which to put the directories used by the compiler.
  72 libdir = $(ddestdir)/lib
  73 # Directory in which the compiler finds executables, libraries, etc.
  74 libsubdir = $(libdir)/gcc/$(target_alias)/$(version)
  75 # Number to put in man-page filename.
  76 manext = 1
  77 # Directory in which to put man pages.
  78 mandir = $(destdir)/H-independent/man/man$(manext)
  79
  80 # Additional system libraries to link with.
  81 CLIB=
  82
  83 # Specify the rule for actually making gnulib.
  84 GNULIB = gnulib.portable
  85
  86 # Specify the rule for actually making gnulib2.
  87 GNULIB2 = gnulib2.portable
  88
  89 # List of extra C and assembler files to add to gnulib.
  90 # Assembler files should have names ending in `.asm'.
  91 LIBFUNCS_EXTRA =
  92
  93 # Program to convert libraries.
  94 LIBCONVERT =
  95
  96 # Control whether header files are installed.
  97 INSTALL_HEADERS=install-headers
  98
  99 # Change this to empty to prevent installing limits.h
 100 LIMITS_H = limits.h
 101
 102 # Directory to link to, when using the target `maketest'.
 103 DIR = ../gcc
 104
 105 # For better debugging under COFF, define SEPARATE_AUX_OUTPUT in config.h
 106 # and define the following variable as `aux-output2.c' in make-...
 107 AUX_OUTPUT2 =
 108
 109 # Flags to use when cross-building GCC.
 110 # Prefix to apply to names of object files when using them
 111 # to run on the machine we are compiling on.
 112 HOST_PREFIX=
 113 # Prefix to apply to names of object files when compiling them
 114 # to run on the machine we are compiling on.
 115 # The default for this variable is chosen to keep these rules
 116 # out of the way of the other rules for compiling the same source files.
 117 HOST_PREFIX_1=loser-
 118 HOST_CC=$(CC)
 119 HOST_CFLAGS=$(ALL_CFLAGS)
 120 HOST_LDFLAGS=$(LDFLAGS)
 121 HOST_CPPFLAGS=$(CPPFLAGS)
 122
 123 # Choose the real default target.
 124 ALL=as.new
 125
 126 # End of variables for you to override.
 127
 128 # Lists of files for various purposes.
 129
 130 REAL_SOURCES = \
 131         $(srcdir)/app.c \
 132         $(srcdir)/as.c \
 133         $(srcdir)/atof-generic.c \
 134         $(srcdir)/bignum-copy.c \
 135         $(srcdir)/cond.c \
 136         $(srcdir)/expr.c \
 137         $(srcdir)/flonum-const.c \
 138         $(srcdir)/flonum-copy.c \
 139         $(srcdir)/flonum-mult.c \
 140         $(srcdir)/frags.c \
 141         $(srcdir)/hash.c \
 142         $(srcdir)/hex-value.c \
 143         $(srcdir)/input-file.c \
 144         $(srcdir)/input-scrub.c \
 145         $(srcdir)/messages.c \
 146         $(srcdir)/output-file.c \
 147         $(srcdir)/read.c \
 148         $(srcdir)/strstr.c \
 149         $(srcdir)/subsegs.c \
 150         $(srcdir)/symbols.c \
 151         $(srcdir)/version.c \
 152         $(srcdir)/write.c \
 153         $(srcdir)/xmalloc.c \
 154         $(srcdir)/xrealloc.c
 155
 156 # in an expedient order
 157 LINKED_SOURCES = \
 158         targ-cpu.c \
 159         obj-format.c \
 160         atof-targ.c
 161
 162 SOURCES = $(LINKED_SOURCES) $(REAL_SOURCES)
 163
 164 REAL_HEADERS = \
 165         $(srcdir)/as.h \
 166         $(srcdir)/bignum.h \
 167         $(srcdir)/expr.h \
 168         $(srcdir)/flonum.h \
 169         $(srcdir)/frags.h \
 170         $(srcdir)/hash.h \
 171         $(srcdir)/input-file.h \
 172         $(srcdir)/tc.h \
 173         $(srcdir)/obj.h \
 174         $(srcdir)/read.h \
 175         $(srcdir)/struc-symbol.h \
 176         $(srcdir)/subsegs.h \
 177         $(srcdir)/symbols.h \
 178         $(srcdir)/syscalls.h \
 179         $(srcdir)/write.h
 180
 181 LINKED_HEADERS = \
 182         a.out.gnu.h \
 183         a.out.h \
 184         host.h \
 185         targ-env.h \
 186         targ-cpu.h \
 187         obj-format.h \
 188         atof-targ.h
 189
 190 HEADERS = $(LINKED_HEADERS) $(REAL_HEADERS)
 191
 192 OBJS = \
 193         targ-cpu.o \
 194         obj-format.o \
 195         atof-targ.o \
 196         app.o \
 197         as.o \
 198         atof-generic.o \
 199         bignum-copy.o \
 200         cond.o \
 201         expr.o \
 202         flonum-const.o \
 203         flonum-copy.o \
 204         flonum-mult.o \
 205         frags.o \
 206         hash.o \
 207         hex-value.o \
 208         input-file.o \
 209         input-scrub.o \
 210         messages.o \
 211         output-file.o \
 212         read.o \
 213         strstr.o \
 214         subsegs.o \
 215         symbols.o \
 216         version.o \
 217         write.o \
 218         xmalloc.o \
 219         xrealloc.o
 220
 221 #### host, target, and site specific Makefile frags come in here.
 222
 223 # Definition of `all' is here so that new rules inserted by sed
 224 # do not specify the default target.
 225 # The real definition is under `all.internal'.
 226
 227 all: $(ALL)
 228 all-info:
 229 install-info:
 230
 231 fake-as: force
 232         - rm -f ./as.new
 233         cp /bin/as ./fake-as
 234
 235 # Now figure out from those variables how to compile and link.
 236
 237 # This is the variable actually used when we compile.
 238 ALL_CFLAGS = $(INTERNAL_CFLAGS) $(CFLAGS) $(HDEFINES) $(TDEFINES)
 239
 240 # Even if ALLOCA is set, don't use it if compiling with GCC.
 241 USE_ALLOCA= `if [ x"${CC}" = x"${OLDCC}" ] ; then echo ${ALLOCA}; else true; fi`
 242 USE_HOST_ALLOCA= `if [ x"${CC}" = x"${OLDCC}" ] ; then echo ${HOST_PREFIX}${ALLOCA}; else true; fi`
 243
 244 # Likewise, for use in the tools that must run on this machine
 245 # even if we are cross-building GCC.
 246 # We don't use USE_ALLOCA because backquote expansion doesn't work in deps.
 247 HOST_LIBDEPS= $(HOST_PREFIX)$(OBSTACK) $(HOST_PREFIX)$(ALLOCA) $(HOST_PREFIX)$(MALLOC)
 248
 249 # How to link with both our special library facilities
 250 # and the system's installed libraries.
 251
 252 LIBS = $(LOCAL_LOADLIBES) $(CLIB) $(unsubdir)/../libiberty$(subdir)/libiberty.a
 253
 254 # Likewise, for use in the tools that must run on this machine
 255 # even if we are cross-building GCC.
 256 HOST_LIBS = $(HOST_PREFIX)$(OBSTACK) $(USE_HOST_ALLOCA) $(HOST_PREFIX)$(MALLOC) $(CLIB)
 257
 258 # Specify the directories to be searched for header files.
 259 # Both . and srcdir are used, in that order,
 260 # so that tm.h and config.h will be found in the compilation
 261 # subdirectory rather than in the source directory.
 262 INCLUDES = -I. -I$(srcdir) -I$(srcdir)/config
 263 SUBDIR_INCLUDES = -I.. -I../$(srcdir) -I../$(srcdir)/config
 264
 265 # Always use -I$(srcdir)/config when compiling.
 266 .c.o:
 267         $(CC) -c $(ALL_CFLAGS) $(CPPFLAGS) $(INCLUDES) $<
 268
 269 # This tells GNU make version 3 not to export all the variables
 270 # defined in this file into the environment.
 271 .NOEXPORT:
 272 \f
 273 # Files to be copied away after each stage in building.
 274 STAGE_GCC=gcc
 275 STAGESTUFF = *.o as.new
 276
 277 # The files that "belong" in CONFIG_H are deliberately omitted
 278 # because having them there would not be useful in actual practice.
 279 # All they would do is cause complete recompilation every time
 280 # one of the machine description files is edited.
 281 # That may or may not be what one wants to do.
 282 # If it is, rm *.o is an easy way to do it.
 283 # CONFIG_H = config.h tm.h
 284 CONFIG_H =
 285 \f
 286 as.new: $(OBJS) $(LIBDEPS)
 287         -mv -f as.new as.old
 288         $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o as.new $(OBJS) $(LIBS) $(LOADLIBES)
 289
 290 objdump:
 291
 292 all.internal: native
 293 # This is what is made with the host's compiler if making a cross assembler.
 294 native: config.status as
 295
 296 config.status:
 297         @echo You must configure gas.  Look at the INSTALL file for details.
 298         @false
 299
 300 compilations: ${OBJS}
 301
 302 # Compiling object files from source files.
 303
 304 app.o : app.c as.h host.h targ-env.h obj-format.h \
 305   targ-cpu.h struc-symbol.h \
 306   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 307 as.o : as.c as.h host.h targ-env.h obj-format.h \
 308   targ-cpu.h struc-symbol.h \
 309   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 310 atof-generic.o : atof-generic.c as.h host.h targ-env.h obj-format.h \
 311   targ-cpu.h struc-symbol.h \
 312   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 313 bignum-copy.o : bignum-copy.c as.h host.h \
 314   targ-env.h obj-format.h \
 315   targ-cpu.h struc-symbol.h \
 316   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 317 cond.o : cond.c as.h host.h targ-env.h obj-format.h \
 318   targ-cpu.h struc-symbol.h \
 319   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 320
 321 debug.o : debug.c as.h host.h targ-env.h obj-format.h \
 322   targ-cpu.h struc-symbol.h \
 323   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 324   subsegs.h
 325 expr.o : expr.c as.h host.h targ-env.h obj-format.h \
 326   targ-cpu.h  struc-symbol.h \
 327   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 328
 329 flonum-const.o : flonum-const.c flonum.h bignum.h
 330 flonum-copy.o : flonum-copy.c as.h host.h targ-env.h obj-format.h \
 331   targ-cpu.h  struc-symbol.h \
 332   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 333 flonum-mult.o : flonum-mult.c flonum.h bignum.h
 334 frags.o : frags.c as.h host.h targ-env.h obj-format.h \
 335   targ-cpu.h  struc-symbol.h \
 336   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 337   subsegs.h
 338 hash.o : hash.c as.h host.h targ-env.h obj-format.h \
 339   targ-cpu.h  struc-symbol.h \
 340   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 341 hex-value.o : hex-value.c
 342 input-file.o : input-file.c as.h host.h \
 343    targ-env.h obj-format.h targ-cpu.h \
 344    struc-symbol.h write.h flonum.h bignum.h expr.h \
 345   frags.h hash.h read.h symbols.h tc.h obj.h input-file.h
 346 input-scrub.o : input-scrub.c /usr/include/errno.h /usr/include/sys/errno.h \
 347   as.h host.h targ-env.h obj-format.h \
 348   targ-cpu.h  struc-symbol.h \
 349   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 350   input-file.h
 351 messages.o : messages.c as.h host.h targ-env.h obj-format.h \
 352   targ-cpu.h  struc-symbol.h \
 353   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h
 354 obstack.o : obstack.c
 355 output-file.o : output-file.c as.h host.h targ-env.h obj-format.h \
 356   targ-cpu.h  struc-symbol.h \
 357   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 358   output-file.h
 359 read.o : read.c as.h host.h targ-env.h obj-format.h \
 360   targ-cpu.h  struc-symbol.h \
 361   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 362
 363 strstr.o : strstr.c
 364 subsegs.o : subsegs.c as.h host.h targ-env.h obj-format.h \
 365   targ-cpu.h  struc-symbol.h \
 366   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 367   subsegs.h
 368 symbols.o : symbols.c as.h host.h targ-env.h obj-format.h \
 369   targ-cpu.h  struc-symbol.h \
 370   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 371    subsegs.h
 372 version.o : version.c
 373 write.o : write.c as.h host.h targ-env.h obj-format.h \
 374   targ-cpu.h  struc-symbol.h \
 375   write.h flonum.h bignum.h expr.h frags.h hash.h read.h symbols.h tc.h obj.h \
 376   subsegs.h  output-file.h
 377 xmalloc.o : xmalloc.c
 378 xrealloc.o : xrealloc.c
 379 atof-targ.o : atof-targ.c as.h host.h targ-env.h obj-format.h \
 380   targ-cpu.h struc-symbol.h \
 381   write.h flonum.h bignum.h expr.h frags.h hash.h read.h \
 382   symbols.h tc.h obj.h
 383 obj-format.o : obj-format.c as.h host.h targ-env.h obj-format.h \
 384   targ-cpu.h struc-symbol.h \
 385   write.h flonum.h bignum.h expr.h frags.h hash.h read.h \
 386   symbols.h tc.h obj.h
 387 targ-cpu.o : targ-cpu.c targ-env.h obj-format.h \
 388   targ-cpu.h struc-symbol.h \
 389   write.h flonum.h bignum.h expr.h frags.h hash.h read.h \
 390   symbols.h tc.h obj.h $(TARG_CPU_DEPENDENTS)
 391
 392 \f
 393 # Compile the libraries to be used by gen*.
 394 # If we are not cross-building, gen* use the same .o's that cc1 will use,
 395 # and HOST_PREFIX_1 is `foobar', just to ensure these rules don't conflict
 396 # with the rules for rtl.o, alloca.o, etc.
 397 $(HOST_PREFIX_1)alloca.o: alloca.c
 398         rm -f $(HOST_PREFIX)alloca.c
 399         cp $(srcdir)/alloca.c $(HOST_PREFIX)alloca.c
 400         $(HOST_CC) -c $(HOST_CFLAGS) $(HOST_CPPFLAGS) $(INCLUDES) $(HOST_PREFIX)alloca.c
 401
 402 $(HOST_PREFIX_1)obstack.o: obstack.c
 403         rm -f $(HOST_PREFIX)obstack.c
 404         cp $(srcdir)/obstack.c $(HOST_PREFIX)obstack.c
 405         $(HOST_CC) -c $(HOST_CFLAGS) $(HOST_CPPFLAGS) $(INCLUDES) $(HOST_PREFIX)obstack.c
 406
 407 $(HOST_PREFIX_1)malloc.o: malloc.c
 408         rm -f $(HOST_PREFIX)malloc.c
 409         cp $(srcdir)/malloc.c $(HOST_PREFIX)malloc.c
 410         $(HOST_CC) -c $(HOST_CFLAGS) $(HOST_CPPFLAGS) $(INCLUDES) $(HOST_PREFIX)malloc.c
 411 \f
 412 # Remake the info files.
 413
 414 doc: $(srcdir)/as.info
 415
 416 $(srcdir)/as.info: $(srcdir)/doc/as.texinfo
 417         (cd doc; make as.info; mv as.info $srcdir)
 418
 419 \f
 420 # Deletion of files made during compilation.
 421 # There are three levels of this: `clean', `cleanconfig' and `realclean'.
 422 # `clean' deletes what you want to delete ordinarily to save space.
 423 # This is most, but not all, of the files made by compilation.
 424 # `cleanconfig' also deletes everything depending
 425 # on the choice of config files.
 426 # `realclean' also deletes everything that could be regenerated automatically.
 427
 428 clean:
 429         -rm -f $(STAGESTUFF)
 430 # Delete the temporary source copies for cross compilation.
 431         -rm -f $(HOST_PREFIX_1)alloca.c $(HOST_PREFIX_1)malloc.c
 432         -rm -f $(HOST_PREFIX_1)obstack.c
 433 # Delete the stamp files except stamp-gnulib2.
 434         -rm -f core
 435
 436 # Like clean but also delete the links made to configure gas.
 437 cleanconfig: clean
 438         -rm -f config.status Makefile host.h targ-env.h
 439         -rm -f targ-cpu.h targ-cpu.c
 440         -rm -f obj-format.h obj-format.c
 441         -rm -f atof-targ.c
 442
 443 # Get rid of every file that's generated from some other file (except INSTALL).
 444 realclean: cleanconfig
 445         -rm -f gas.aux gas.cps gas.fns gas.info gas.kys gas.pgs gas.tps gas.vrs
 446         -rm -f TAGS
 447         -rm -f gas.info* gas.?? gas.??s gas.log gas.toc gas.*aux
 448         -rm -f *.dvi
 449 \f
 450 # Entry points `install', `includes' and `uninstall'.
 451
 452 # Copy the files into directories where they will be run.
 453 install: $(ALL)
 454         $(INSTALL_PROGRAM) $(ALL) $(libsubdir)/as
 455 #       cp $(ALL) $(bindir)/as.new
 456 #       mv -f $(bindir)/as.new $(bindir)/as
 457
 458 # Create the installation directory.
 459 install-dir:
 460         -mkdir $(libdir)
 461         -mkdir $(libdir)/gcc
 462         -mkdir $(libdir)/gcc/$(target)
 463         -mkdir $(libdir)/gcc/$(target)/$(version)
 464
 465 # Install the compiler executables built during cross compilation.
 466 install-cross: native install-dir
 467         -if [ -f cc1 ] ; then $(INSTALL_PROGRAM) cc1 $(libsubdir)/cc1; else true; fi
 468         -if [ -f cc1plus ] ; then $(INSTALL_PROGRAM) cc1plus $(libsubdir)/cc1plus; else true; fi
 469         $(INSTALL_PROGRAM) cpp $(libsubdir)/cpp
 470         ./gcc -dumpspecs > $(libsubdir)/specs
 471         $(INSTALL_PROGRAM) gcc $(bindir)/gcc
 472
 473 # Install the man pages.
 474 install-man: install-dir $(srcdir)/gcc.1 protoize.1 unprotoize.1
 475         $(INSTALL_FILE) $(srcdir)/gcc.1 $(mandir)/gcc.$(manext)
 476         chmod a-x $(mandir)/gcc.$(manext)
 477         $(INSTALL_FILE) $(srcdir)/protoize.1 $(mandir)/protoize.$(manext)
 478         chmod a-x $(mandir)/protoize.$(manext)
 479         $(INSTALL_FILE) $(srcdir)/unprotoize.1 $(mandir)/unprotoize.$(manext)
 480         chmod a-x $(mandir)/unprotoize.$(manext)
 481
 482 # Cancel installation by deleting the installed files.
 483 uninstall:
 484         -rm -rf $(libsubdir)
 485         -rm -rf $(bindir)/as
 486         -rm -rf $(mandir)/gas.$(manext)
 487
 488 \f
 489 # These exist for maintenance purposes.
 490
 491 tags TAGS: force
 492         etags $(REAL_SOURCES) $(REAL_HEADERS) $(srcdir)/README $(srcdir)/Makefile $(srcdir)/config/*.[hc]
 493
 494 bootstrap: $(ALL) force
 495         $(MAKE) stage1
 496         $(MAKE) CC="$(CC)" CFLAGS="-O -Bstage1/ $(CFLAGS)" libdir=$(libdir) ALLOCA= $(ALL)
 497         $(MAKE) stage2
 498         $(MAKE) CC="$(CC)" CFLAGS="-O -Bstage2/ $(CFLAGS)" libdir=$(libdir) ALLOCA= $(ALL)
 499         $(MAKE) comparison against=stage2
 500
 501 bootstrap2: force
 502         $(MAKE) CC="$(CC)" CFLAGS="-O -Bstage1/ $(CFLAGS)" libdir=$(libdir) ALLOCA= $(ALL)
 503         $(MAKE) stage2
 504         $(MAKE) CC="$(CC)" CFLAGS="-O -Bstage2/ $(CFLAGS)" libdir=$(libdir) ALLOCA= $(ALL)
 505         $(MAKE) comparison against=stage2
 506
 507 bootstrap3: force
 508         $(MAKE) CC="$(CC)" CFLAGS="-O -Bstage2/ $(CFLAGS)" libdir=$(libdir) ALLOCA= $(ALL)
 509         $(MAKE) comparison against=stage2
 510
 511 # Copy the object files from a particular stage into a subdirectory.
 512 stage1: force
 513         -mkdir stage1
 514         -mv $(STAGESTUFF) stage1
 515         if [ -f stage1/as.new -a ! -f stage1/as ] ; then (cd stage1 ; ln -s as.new as) ; fi
 516
 517 stage2: force
 518         -mkdir stage2
 519         -mv $(STAGESTUFF) stage2
 520         if [ -f stage2/as.new -a ! -f stage2/as ] ; then (cd stage2 ; ln -s as.new as) ; fi
 521
 522 stage3: force
 523         -mkdir stage3
 524         -mv $(STAGESTUFF) stage3
 525         if [ -f stage3/as.new -a ! -f stage3/as ] ; then (cd stage3 ; ln -s as.new as) ; fi
 526
 527 against=stage2
 528
 529 comparison: force
 530         for i in $(STAGESTUFF) ; do cmp $$i $(against)/$$i ; done
 531
 532 de-stage1: force
 533         - (cd stage1 ; rm as ; mv -f * ..)
 534         - rmdir stage1
 535
 536 de-stage2: force
 537         - (cd stage2 ; rm as ; mv -f * ..)
 538         - rmdir stage2
 539
 540 de-stage3: force
 541         - (cd stage3 ; rm as ; mv -f * ..)
 542         - rmdir stage3
 543
 544 # Copy just the executable files from a particular stage into a subdirectory,
 545 # and delete the object files.  Use this if you're just verifying a version
 546 # that is pretty sure to work, and you are short of disk space.
 547 risky-stage1: force
 548         -mkdir stage1
 549         -mv cc1 cpp cccp gcc stage1
 550         -rm -f stage1/gnulib
 551         -cp gnulib stage1 && $(RANLIB) stage1/gnulib
 552         -make clean
 553
 554 risky-stage2: force
 555         -mkdir stage2
 556         -mv cc1 cpp cccp gcc stage2
 557         -rm -f stage2/gnulib
 558         -cp gnulib stage2 && $(RANLIB) stage2/gnulib
 559         -make clean
 560
 561 risky-stage3: force
 562         -mkdir stage3
 563         -mv cc1 cpp cccp gcc stage3
 564         -rm -f stage3/gnulib
 565         -cp gnulib stage3 && $(RANLIB) stage3/gnulib
 566         -make clean
 567
 568 risky-stage4: force
 569         -mkdir stage4
 570         -mv cc1 cpp cccp gcc stage4
 571         -rm -f stage4/gnulib
 572         -cp gnulib stage4 && $(RANLIB) stage4/gnulib
 573         -make clean
 574
 575 #In GNU Make, ignore whether `stage*' exists.
 576 .PHONY: stage1 stage2 stage3 stage4 clean realclean TAGS bootstrap
 577 .PHONY: risky-stage1 risky-stage2 risky-stage3 risky-stage4
 578
 579 force:
 580
 581 Makefile: $(srcdir)/Makefile.in $(host_makefile_frag) $(target_makefile_frag)
 582         $(SHELL) ./config.status
 583