makefile.in

GUN开源阻止下的编译器GCC

# List of things which should already be built whenever we try to use xgcc
# to link anything.
GCC_PARTS=$(GCC_PASSES) $(LIBGCC) $(EXTRA_PROGRAMS) $(USE_COLLECT2) $(EXTRA_PARTS)

# Directory to link to, when using the target `maketest'.
DIR = ../gcc

# Guaranteed to not exist when not passing md through cpp.
# This value is overridden directly by configure.
MD_FILE = md-cpp-not-used

# Flags to use when cross-building GCC.
# Prefix to apply to names of object files when using them
# to run on the machine we are compiling on.
HOST_PREFIX=
# Prefix to apply to names of object files when compiling them
# to run on the machine we are compiling on.
# The default for this variable is chosen to keep these rules 
# out of the way of the other rules for compiling the same source files.
HOST_PREFIX_1=loser-
HOST_CC=$(CC)
HOST_CFLAGS=$(ALL_CFLAGS)
HOST_CLIB=$(CLIB)
HOST_LDFLAGS=$(LDFLAGS)
HOST_CPPFLAGS=$(ALL_CPPFLAGS)
HOST_ALLOCA=$(ALLOCA)
HOST_MALLOC=$(MALLOC)
HOST_OBSTACK=$(OBSTACK)

# Actual name to use when installing a native compiler.
GCC_INSTALL_NAME = `t='$(program_transform_name)'; echo gcc | sed $$t`

# Actual name to use when installing a cross-compiler.
GCC_CROSS_NAME = `t='$(program_transform_cross_name)'; echo gcc | sed $$t`

# Choose the real default target.
ALL=all.internal

# Choose the real install target.
INSTALL_TARGET=install-normal

# Source for float.h.  Overridden by cross-make.
FLOAT_H=float.h-nat

# Extra symbols for fixproto to define when parsing headers.
FIXPROTO_DEFINES = 

# Extra flags to use when compiling crt{begin,end}.o.
CRTSTUFF_T_CFLAGS = 

# End of variables for you to override.

# Definition of `all' is here so that new rules inserted by sed
# do not specify the default target.
# The real definition is under `all.internal' (for native compilers)
# or `all.cross' (for cross compilers).
all: all.indirect

# This tells GNU Make version 3 not to put all variables in the environment.
.NOEXPORT:

# sed inserts variable overrides after the following line.
####target overrides
####host overrides
####cross overrides
####build overrides

# Now figure out from those variables how to compile and link.

all.indirect: $(ALL)

# IN_GCC tells obstack.h that we are using gcc's <stddef.h> file.
# ??? IN_GCC should be obsolete now.
INTERNAL_CFLAGS = $(CROSS) -DIN_GCC

# This is the variable actually used when we compile.
ALL_CFLAGS = $(INTERNAL_CFLAGS) $(X_CFLAGS) $(T_CFLAGS) $(CFLAGS) $(XCFLAGS)

# Likewise.
ALL_CPPFLAGS = $(CPPFLAGS) $(X_CPPFLAGS) $(T_CPPFLAGS)

# Even if ALLOCA is set, don't use it if compiling with GCC.
USE_ALLOCA= ` case "${CC}" in "${OLDCC}") echo "${ALLOCA}" ;; esac `
USE_HOST_ALLOCA= ` case "${HOST_CC}"@"${HOST_ALLOCA}" in "${OLDCC}"@?*) echo ${HOST_PREFIX}${HOST_ALLOCA} ;; esac `
USE_HOST_MALLOC= ` case "${HOST_MALLOC}" in ?*) echo ${HOST_PREFIX}${HOST_MALLOC} ;; esac `
USE_HOST_OBSTACK= ` case "${HOST_OBSTACK}" in ?*) echo ${HOST_PREFIX}${HOST_OBSTACK} ;; esac `

# Dependency on obstack, alloca, malloc or whatever library facilities
# are not installed in the system libraries.
# We don't use USE_ALLOCA because backquote expansion doesn't work in deps.
LIBDEPS= $(OBSTACK) $(ALLOCA) $(MALLOC)

# Likewise, for use in the tools that must run on this machine
# even if we are cross-building GCC.
# We don't use USE_ALLOCA because backquote expansion doesn't work in deps.
HOST_LIBDEPS= $(HOST_PREFIX)$(HOST_OBSTACK) $(HOST_PREFIX)$(HOST_ALLOCA) $(HOST_PREFIX)$(HOST_MALLOC)

# How to link with both our special library facilities
# and the system's installed libraries.
LIBS = $(OBSTACK) $(USE_ALLOCA) $(MALLOC) $(CLIB)

# Likewise, for use in the tools that must run on this machine
# even if we are cross-building GCC.
HOST_LIBS = $(USE_HOST_OBSTACK) $(USE_HOST_ALLOCA) $(USE_HOST_MALLOC)  \
	    $(HOST_CLIB)

HOST_RTL = $(HOST_PREFIX)rtl.o
HOST_RTLANAL = $(HOST_PREFIX)rtlanal.o
HOST_PRINT = $(HOST_PREFIX)print-rtl.o

# Specify the directories to be searched for header files.
# Both . and srcdir are used, in that order,
# so that tm.h and config.h will be found in the compilation
# subdirectory rather than in the source directory.
INCLUDES = -I. -I$(srcdir) -I$(srcdir)/config

# Always use -I$(srcdir)/config when compiling.
.c.o:
	$(CC) -c $(ALL_CFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $<

# This tells GNU make version 3 not to export all the variables
# defined in this file into the environment.
.NOEXPORT:

# Support for additional languages (other than c and objc).
# ??? objc can be supported this way too (leave for later).

# These next lines are overridden by configure.
LANG_MAKEFILES =
LANG_STAGESTUFF =
LANG_DIFF_EXCLUDES =

# Flags to pass to recursive makes.
# CC is set by configure.  Hosts without symlinks need special handling
# because we need CC="stage1/xgcc -Bstage1/" to work in the language
# subdirectories.
# ??? The choices here will need some experimenting with.
FLAGS_TO_PASS = \
	"AR_FLAGS=$(AR_FLAGS)" \
	"AR_FOR_TARGET=$(AR_FOR_TARGET)" \
	"BISON=$(BISON)" \
	"BISONFLAGS=$(BISONFLAGS)" \
	"CC=set-by-configure" \
	"CFLAGS=$(CFLAGS)" \
	"GCC_FOR_TARGET=$(GCC_FOR_TARGET)" \
	"LDFLAGS=$(LDFLAGS)" \
	"LEX=$(LEX)" \
	"LEXFLAGS=$(LEXFLAGS)" \
	"MAKEINFO=$(MAKEINFO)" \
	"MAKEINFOFLAGS=$(MAKEINFOFLAGS)" \
	"RANLIB_FOR_TARGET=$(RANLIB_FOR_TARGET)" \
	"RANLIB_TEST_FOR_TARGET=$(RANLIB_TEST_FOR_TARGET)" \
	"SHELL=$(SHELL)" \
	"exeext=$(exeext)" \
	"objext=$(objext)" \
	"exec_prefix=$(exec_prefix)" \
	"prefix=$(prefix)" \
	"tooldir=$(tooldir)" \
	"bindir=$(bindir)" \
	"libsubdir=$(libsubdir)"

# Lists of files for various purposes.

# A list of all the language-specific executables.
# This is overridden by configure.
COMPILERS = cc1$(exeext) cc1obj$(exeext)

# Language-specific object files for C.
C_OBJS = c-parse.o c-lang.o c-lex.o c-pragma.o \
   c-decl.o c-typeck.o c-convert.o c-aux-info.o c-common.o c-iterate.o

# Language-specific object files for Objective C.
OBJC_OBJS = objc-parse.o objc-act.o c-lex.o c-pragma.o \
   c-decl.o c-typeck.o c-convert.o c-aux-info.o c-common.o c-iterate.o

# Files specific to the C interpreter bytecode compiler(s).
BC_OBJS = bc-emit.o bc-optab.o

# Bytecode header files constructed at build time; vmsconfig.com wants this.
BC_ALL = bc-arity.h bc-opcode.h bc-opname.h

# Language-independent object files.
OBJS = toplev.o version.o tree.o print-tree.o stor-layout.o fold-const.o \
 function.o stmt.o expr.o calls.o expmed.o explow.o optabs.o varasm.o \
 rtl.o print-rtl.o rtlanal.o emit-rtl.o real.o \
 dbxout.o sdbout.o dwarfout.o xcoffout.o \
 integrate.o jump.o cse.o loop.o unroll.o flow.o stupid.o combine.o \
 regclass.o local-alloc.o global.o reload.o reload1.o caller-save.o \
 insn-peep.o reorg.o sched.o final.o recog.o reg-stack.o \
 insn-opinit.o insn-recog.o insn-extract.o insn-output.o insn-emit.o \
 insn-attrtab.o $(out_object_file) getpwd.o convert.o $(EXTRA_OBJS)

# GEN files are listed separately, so they can be built before doing parallel
#  makes for cc1 or cc1plus.  Otherwise sequent parallel make attempts to load
#  them before rtl.o is compiled.
GEN= genemit genoutput genrecog genextract genflags gencodes genconfig genpeep

CCCP=cccp
# Uncomment this line if you want to use cppmain (w/cpplib) as cpp.
#CCCP=cppmain

# Files to be copied away after each stage in building.
STAGESTUFF = *$(objext) insn-flags.h insn-config.h insn-codes.h \
 insn-output.c insn-recog.c insn-emit.c insn-extract.c insn-peep.c \
 insn-attr.h insn-attrtab.c insn-opinit.c \
 stamp-flags stamp-config stamp-codes \
 stamp-output stamp-recog stamp-emit stamp-extract stamp-peep \
 stamp-attr stamp-attrtab stamp-opinit stamp-proto stamp-crt stamp-crtS \
 genemit$(exeext) genoutput$(exeext) genrecog$(exeext) genextract$(exeext) \
 genflags$(exeext) gencodes$(exeext) genconfig$(exeext) genpeep$(exeext) \
 genattrtab$(exeext) genattr$(exeext) genopinit$(exeext) \
 $(BC_ALL) \
 stamp-bcarity stamp-bcopcode stamp-bcopname \
 bi-arity$(exeext) bi-opcode$(exeext) bi-opname$(exeext) \
 $(GCC_PASSES) $(EXTRA_PARTS) $(EXTRA_PROGRAMS) gcc-cross$(exeext) \
 $(CCCP)$(exeext) cc1obj$(exeext) enquire$(exeext) \
 protoize$(exeext) unprotoize$(exeext) \
 specs collect2$(exeext) $(USE_COLLECT2) underscore.c \
 *.greg *.lreg *.combine *.flow *.cse *.jump *.rtl *.tree *.loop \
 *.dbr *.jump2 *.sched *.cse2 *.sched2 *.stack \
 *.[si] \
 $(LANG_STAGESTUFF)

# Members of libgcc1.a.
LIB1FUNCS = _mulsi3 _udivsi3 _divsi3 _umodsi3 _modsi3 \
   _lshrsi3 _ashrsi3 _ashlsi3 \
   _divdf3 _muldf3 _negdf2 _adddf3 _subdf3 \
   _fixdfsi _fixsfsi _floatsidf _floatsisf _truncdfsf2 _extendsfdf2 \
   _addsf3 _negsf2 _subsf3 _mulsf3 _divsf3 \
   _eqdf2 _nedf2 _gtdf2 _gedf2 _ltdf2 _ledf2 \
   _eqsf2 _nesf2 _gtsf2 _gesf2 _ltsf2 _lesf2

# Library members defined in libgcc2.c.
LIB2FUNCS = _muldi3 _divdi3 _moddi3 _udivdi3 _umoddi3 _negdi2 \
     _lshrdi3 _ashldi3 _ashrdi3 _ffsdi2 \
    _udiv_w_sdiv _udivmoddi4 _cmpdi2 _ucmpdi2 _floatdidf _floatdisf \
    _fixunsdfsi _fixunssfsi _fixunsdfdi _fixdfdi _fixunssfdi _fixsfdi \
    _fixxfdi _fixunsxfdi _floatdixf _fixunsxfsi \
    _fixtfdi _fixunstfdi _floatditf \
    __gcc_bcmp _varargs _eprintf _op_new _op_vnew _new_handler _op_delete \
    _op_vdel _bb _shtab _clear_cache _trampoline __main _exit _ctors _eh \
    _pure

# The files that "belong" in CONFIG_H are deliberately omitted
# because having them there would not be useful in actual practice.
# All they would do is cause complete recompilation every time
# one of the machine description files is edited.
# That may or may not be what one wants to do.
# If it is, rm *.o is an easy way to do it.
# CONFIG_H = $(host_xm_file) $(tm_file)
CONFIG_H =
RTL_H = rtl.h rtl.def machmode.h machmode.def
TREE_H = tree.h real.h tree.def machmode.h machmode.def
BYTECODE_H = bytecode.h bc-emit.h bc-optab.h

# Language makefile fragments.

# The following targets define the interface between us and the languages.
#
# all.build, all.cross, start.encap, rest.encap,
# info, dvi,
# install-normal, install-common, install-info, install-man,
# uninstall, distdir,
# mostlyclean, clean, distclean, extraclean, maintainer-clean,
# stage1, stage2, stage3, stage4
#
# Each language is linked in with a series of hooks (since we can't use `::'
# targets).  The name of each hooked is "lang.${target_name}" (eg: lang.info).
# Configure computes and adds these here.

####language hooks

# sed inserts language fragments after the following line.
####language fragments

# End of language makefile fragments.

# Avoid a lot of time thinking about remaking Makefile.in and *.def.
.SUFFIXES: .in .def

Makefile: $(srcdir)/Makefile.in $(srcdir)/configure $(srcdir)/version.c \
   $(srcdir)/config/$(xmake_file) $(srcdir)/config/$(tmake_file) \
   $(LANG_MAKEFILES)
	cp config.status config.run
	$(SHELL) config.run
	rm -f config.run

all.internal: start.encap rest.encap
# This is what to compile if making a cross-compiler.
# Note that we can compile enquire using the cross-compiler just built,
# although we can't run it on this machine.
all.cross: native gcc-cross specs stmp-headers $(LIBGCC) $(STMP_FIXPROTO) \
	$(LIBGCC1_TEST) $(EXTRA_PARTS) lang.all.cross
# This is what to compile if making gcc with a cross-compiler.
all.build: native xgcc $(EXTRA_PARTS) lang.all.build
# This is what must be made before installing GCC and converting libraries.
start.encap: native xgcc specs $(LIBGCC1) xlimits.h lang.start.encap
# These can't be made until after GCC can run.
rest.encap: stmp-headers $(LIBGCC) $(STMP_FIXPROTO) $(EXTRA_PARTS) lang.rest.encap
# This is what is made with the host's compiler
# whether making a cross compiler or not.
native: config.status cpp $(LANGUAGES) $(EXTRA_PASSES) $(EXTRA_PROGRAMS) $(USE_COLLECT2)

# Define the names for selecting languages in LANGUAGES.
C c: cc1
OBJC objc: cc1obj objc-runtime
OBJECTIVE-C objective-c: cc1obj objc-runtime
PROTO: proto

# Tell GNU make these are phony targets.
.PHONY: C c OBJC objc OBJECTIVE-C objective-c PROTO proto

# Really, really stupid make features, such as SUN's KEEP_STATE, may force
# a target to build even if it is up-to-date.  So we must verify that
# config.status does not exist before failing.
config.status:
	@if [ ! -f config.status ] ; then \
	  echo You must configure gcc.  Look at the INSTALL file for details.; \
	  false; \
	else \
	  true; \
	fi

# On the target machine, finish building a cross compiler.
# This does the things that can't be done on the host machine.
rest.cross: $(LIBGCC) gfloat.h specs

# Verify that it works to compile and link libgcc1-test.
# If it does, then there are sufficient replacements for libgcc1.a.
libgcc1-test: libgcc1-test.o native $(GCC_PARTS)
	@echo "Testing libgcc1.  Ignore linker warning messages."
	$(GCC_FOR_TARGET) $(GCC_CFLAGS) libgcc1-test.o -o libgcc1-test \