OSDN Git Service

2004-02-13 Frank Ch. Eigler <fche@redhat.com>
[pf3gnuchains/gcc-fork.git] / Makefile.tpl
index 98c7260..c82c818 100644 (file)
@@ -23,40 +23,25 @@ in
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 #
 
+# -------------------------------
+# Standard Autoconf-set variables
+# -------------------------------
 VPATH=@srcdir@
-links=@configlinks@
 
 build_alias=@build_alias@
-build_cpu=@build_cpu@
-build_vendor=@build_vendor@
-build_os=@build_os@
-build_canonical=@build_cpu@-@build_vendor@-@build_os@
+build=@build@
 host_alias=@host_alias@
-host_cpu=@host_cpu@
-host_vendor=@host_vendor@
-host_os=@host_os@
-host_canonical=@host_cpu@-@host_vendor@-@host_os@
+host=@host@
 target_alias=@target_alias@
-target_cpu=@target_cpu@
-target_vendor=@target_vendor@
-target_os=@target_os@
-target_canonical=@target_cpu@-@target_vendor@-@target_os@
-
-enable_shared = @enable_shared@
-enable_threads = @enable_threads@
-enable_version_specific_runtime_libs = @enable_version_specific_runtime_libs@
-# The file containing GCC's version number.
-gcc_version_trigger = @gcc_version_trigger@
-gcc_version = @gcc_version@
-
-# The gcc driver likes to know the arguments it was configured with.
-TOPLEVEL_CONFIGURE_ARGUMENTS=@TOPLEVEL_CONFIGURE_ARGUMENTS@
+target=@target@
 
-srcdir = @srcdir@
+program_transform_name = @program_transform_name@
 
 prefix = @prefix@
 exec_prefix = @exec_prefix@
 
+srcdir = @srcdir@
+
 bindir = @bindir@
 sbindir = @sbindir@
 libexecdir = @libexecdir@
@@ -69,14 +54,6 @@ includedir = @includedir@
 oldincludedir = @oldincludedir@
 infodir = @infodir@
 mandir = @mandir@
-gxx_include_dir = @gxx_include_dir@
-libstdcxx_incdir = @libstdcxx_incdir@
-
-tooldir = @tooldir@
-build_tooldir = @build_tooldir@
-
-program_transform_name = @program_transform_name@
-
 man1dir = $(mandir)/man1
 man2dir = $(mandir)/man2
 man3dir = $(mandir)/man3
@@ -86,73 +63,97 @@ man6dir = $(mandir)/man6
 man7dir = $(mandir)/man7
 man8dir = $(mandir)/man8
 man9dir = $(mandir)/man9
+
+INSTALL = @INSTALL@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_DATA = @INSTALL_DATA@
+
+# -------------------------------------------------
+# Miscellaneous non-standard autoconf-set variables
+# -------------------------------------------------
+
+links=@configlinks@
+# The file containing GCC's version number.
+gcc_version_trigger = @gcc_version_trigger@
+gcc_version = @gcc_version@
+
+# The gcc driver likes to know the arguments it was configured with.
+TOPLEVEL_CONFIGURE_ARGUMENTS=@TOPLEVEL_CONFIGURE_ARGUMENTS@
+
+gxx_include_dir = @gxx_include_dir@
+libstdcxx_incdir = @libstdcxx_incdir@
+
+tooldir = @tooldir@
+build_tooldir = @build_tooldir@
+
 # Directory in which the compiler finds executables, libraries, etc.
-libsubdir = $(libdir)/gcc-lib/$(target_alias)/$(gcc_version)
+libsubdir = $(libdir)/gcc/$(target_alias)/$(gcc_version)
 GDB_NLM_DEPS = 
 
+# This is the name of the environment variable used for the path to
+# the libraries.
+RPATH_ENVVAR = @RPATH_ENVVAR@
+
+# This is set by configure to REALLY_SET_LIB_PATH if --enable-shared
+# was used.
+SET_LIB_PATH = @SET_LIB_PATH@
+
+# configure.in sets SET_LIB_PATH to this if --enable-shared was used.
+# Some platforms don't like blank entries, so we remove duplicate,
+# leading and trailing colons.
+REALLY_SET_LIB_PATH = \
+  $(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH):$(TARGET_LIB_PATH):$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR);
+
+# This is the list of directories to be built for the build system.
+BUILD_CONFIGDIRS = libiberty
+# Build programs are put under this directory.
+BUILD_SUBDIR = @build_subdir@
+# This is set by the configure script to the arguments to use when configuring
+# directories built for the build system.
+BUILD_CONFIGARGS = @build_configargs@
+
+# This is the list of directories to built for the host system.
+SUBDIRS = @configdirs@
+# This is set by the configure script to the arguments to use when configuring
+# directories built for the host system.
+HOST_CONFIGARGS = @host_configargs@
+
+# This is set by the configure script to the list of directories which
+# should be built using the target tools.
+TARGET_CONFIGDIRS = @target_configdirs@
+# Target libraries are put under this directory:
+TARGET_SUBDIR = @target_subdir@
+# This is set by the configure script to the arguments to use when configuring
+# directories built for the target.
+TARGET_CONFIGARGS = @target_configargs@
+
+# ----------------------------------------------
+# Programs producing files for the BUILD machine
+# ----------------------------------------------
+
 SHELL = @config_shell@
 
 # pwd command to use.  Allow user to override default by setting PWDCMD in
 # the environment to account for automounters.  The make variable must not
 # be called PWDCMD, otherwise the value set here is passed to make
 # subprocesses and overrides the setting from the user's environment.
-PWD = $${PWDCMD-pwd}
-
-# INSTALL_PROGRAM_ARGS is changed by configure.in to use -x for a
-# cygwin host.
-INSTALL_PROGRAM_ARGS =
+# Don't use PWD since it is a common shell environment variable and we
+# don't want to corrupt it.
+PWD_COMMAND = $${PWDCMD-pwd}
 
-INSTALL = $(SHELL) $$s/install-sh -c
-INSTALL_PROGRAM = $(INSTALL) $(INSTALL_PROGRAM_ARGS)
-INSTALL_SCRIPT = $(INSTALL)
-INSTALL_DATA = $(INSTALL) -m 644
+# compilers to use to create programs which must be run in the build
+# environment.
+CC_FOR_BUILD = @CC_FOR_BUILD@
+CFLAGS_FOR_BUILD = @CFLAGS_FOR_BUILD@
 
-AS = @AS@
-AR = @AR@
-AR_FLAGS = rc
-CC = @CC@
+CXX_FOR_BUILD = $(CXX)
 
 # Special variables passed down in EXTRA_GCC_FLAGS.  They are defined
 # here so that they can be overridden by Makefile fragments.
-BUILD_CC = $(CC_FOR_BUILD)
 BUILD_PREFIX = @BUILD_PREFIX@
 BUILD_PREFIX_1 = @BUILD_PREFIX_1@
 
-CFLAGS = @CFLAGS@
-CXXFLAGS = @CXXFLAGS@
-
-LDFLAGS = 
-LIBCFLAGS = $(CFLAGS)
-CFLAGS_FOR_BUILD = $(CFLAGS)
-# During gcc bootstrap, if we use some random cc for stage1 then
-# CFLAGS will be just -g.  We want to ensure that TARGET libraries
-# (which we know are built with gcc) are built with optimizations so
-# prepend -O2 when setting CFLAGS_FOR_TARGET.
-CFLAGS_FOR_TARGET = -O2 $(CFLAGS)
-LDFLAGS_FOR_TARGET = 
-LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
-PICFLAG = 
-PICFLAG_FOR_TARGET = 
-
-CXX = @CXX@
-
-# Use -O2 to stress test the compiler.
-LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
-CXXFLAGS_FOR_TARGET = $(CXXFLAGS)
-LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
-
-DLLTOOL = @DLLTOOL@
-WINDRES = @WINDRES@
-
-NM = @NM@
-
-LD = @LD@
-
-# These values are substituted by configure.
-DEFAULT_YACC = @DEFAULT_YACC@
-DEFAULT_LEX = @DEFAULT_LEX@
-DEFAULT_M4 = @DEFAULT_M4@
-
 BISON=@BISON@
 USUAL_BISON = `if [ -f $$r/bison/bison ] ; then \
            echo $$r/bison/bison -L $$s/bison/ ; \
@@ -160,6 +161,7 @@ USUAL_BISON = `if [ -f $$r/bison/bison ] ; then \
            echo bison ; \
         fi`
 
+DEFAULT_YACC = @DEFAULT_YACC@
 YACC=@YACC@
 USUAL_YACC = `if [ -f $$r/bison/bison ] ; then \
            echo $$r/bison/bison -y -L $$s/bison/ ; \
@@ -169,28 +171,31 @@ USUAL_YACC = `if [ -f $$r/bison/bison ] ; then \
            echo ${DEFAULT_YACC} ; \
        fi`
 
+DEFAULT_LEX = @DEFAULT_LEX@
 LEX=@LEX@
 USUAL_LEX = `if [ -f $$r/flex/flex ] ; \
        then echo $$r/flex/flex ; \
        else echo ${DEFAULT_LEX} ; fi`
 
+DEFAULT_M4 = @DEFAULT_M4@
 M4 = `if [ -f $$r/m4/m4 ] ; \
        then echo $$r/m4/m4 ; \
        else echo ${DEFAULT_M4} ; fi`
 
-# For an installed makeinfo, we require it to be from texinfo 4 or
+# For an installed makeinfo, we require it to be from texinfo 4.2 or
 # higher, else we use the "missing" dummy.
 MAKEINFO=@MAKEINFO@
 USUAL_MAKEINFO = `if [ -f $$r/texinfo/makeinfo/makeinfo ] ; \
        then echo $$r/texinfo/makeinfo/makeinfo ; \
        else if (makeinfo --version \
-         | egrep 'texinfo[^0-9]*([1-3][0-9]|[4-9])') >/dev/null 2>&1; \
+         | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[2-9]|[5-9])') >/dev/null 2>&1; \
         then echo makeinfo; else echo $$s/missing makeinfo; fi; fi`
 
 # This just becomes part of the MAKEINFO definition passed down to
 # sub-makes.  It lets flags be given on the command line while still
 # using the makeinfo from the object tree.
-MAKEINFOFLAGS =
+# (Default to avoid splitting info files by setting the threshold high.)
+MAKEINFOFLAGS = --split-size=5000000
 
 EXPECT = `if [ -f $$r/expect/expect ] ; \
        then echo $$r/expect/expect ; \
@@ -200,74 +205,61 @@ RUNTEST = `if [ -f $$s/dejagnu/runtest ] ; \
        then echo $$s/dejagnu/runtest ; \
        else echo runtest ; fi`
 
+# ---------------------------------------------
+# Programs producing files for the HOST machine
+# ---------------------------------------------
 
-# compilers to use to create programs which must be run in the build
-# environment.
-CC_FOR_BUILD = @CC_FOR_BUILD@
-CXX_FOR_BUILD = $(CXX)
+# This is the list of directories that may be needed in RPATH_ENVVAR
+# so that programs built for the host machine work.
+HOST_LIB_PATH = $$r/bfd:$$r/opcodes
 
-SUBDIRS = @configdirs@
+AS = @AS@
 
-# This is set by the configure script to the list of directories which
-# should be built using the target tools.
-TARGET_CONFIGDIRS = @target_configdirs@
+AR = @AR@
+AR_FLAGS = rc
 
-# Target libraries are put under this directory:
-# Changed by configure to $(target_alias) if cross.
-TARGET_SUBDIR = @target_subdir@
+CC = @CC@
+CFLAGS = @CFLAGS@
+LIBCFLAGS = $(CFLAGS)
 
-BUILD_CONFIGDIRS = libiberty
-BUILD_SUBDIR = @build_subdir@
+CXX = @CXX@
+CXXFLAGS = @CXXFLAGS@
+LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
 
-# This is set by the configure script to the arguments to use when configuring
-# directories built for the build system.
-BUILD_CONFIGARGS = @build_configargs@
+DLLTOOL = @DLLTOOL@
 
-# This is set by the configure script to the arguments to use when configuring
-# directories built for the host system.
-HOST_CONFIGARGS = @host_configargs@
+NM = @NM@
 
-# This is set by the configure script to the arguments to use when configuring
-# directories built for the target.
-TARGET_CONFIGARGS = @target_configargs@
+LD = @LD@
+LDFLAGS = 
 
-# This is set by configure to REALLY_SET_LIB_PATH if --enable-shared
-# was used.
-SET_LIB_PATH = @SET_LIB_PATH@
+RANLIB = @RANLIB@
 
-# This is the name of the environment variable used for the path to
-# the libraries.  This may be changed by configure.in.
-RPATH_ENVVAR = @RPATH_ENVVAR@
+WINDRES = @WINDRES@
 
-# This is the list of directories that may be needed in RPATH_ENVVAR
-# so that programs built for the host machine work.
-HOST_LIB_PATH = $$r/bfd:$$r/opcodes
+PICFLAG = 
+
+# -----------------------------------------------
+# Programs producing files for the TARGET machine
+# -----------------------------------------------
 
 # This is the list of directories that may be needed in RPATH_ENVVAR
 # so that prorgams built for the target machine work.
 TARGET_LIB_PATH = $$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs:
 
-# configure.in sets SET_LIB_PATH to this if --enable-shared was used.
-# Some platforms don't like blank entries, so we remove duplicate,
-# leading and trailing colons.
-REALLY_SET_LIB_PATH = \
-  $(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH):$(TARGET_LIB_PATH):$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR);
-
-# Should be substed by configure.in
 FLAGS_FOR_TARGET = @FLAGS_FOR_TARGET@
-CC_FOR_TARGET = @CC_FOR_TARGET@
-CXX_FOR_TARGET = @CXX_FOR_TARGET@
-RAW_CXX_FOR_TARGET = @RAW_CXX_FOR_TARGET@
-CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = @CXX_FOR_TARGET_FOR_RECURSIVE_MAKE@
-RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = @RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE@
-GCJ_FOR_TARGET = @GCJ_FOR_TARGET@
 
-# If GCC_FOR_TARGET is not overriden on the command line, then this
-# variable is passed down to the gcc Makefile, where it is used to
-# build libgcc2.a.  We define it here so that it can itself be
-# overridden on the command line.
-GCC_FOR_TARGET=@GCC_FOR_TARGET@
-USUAL_GCC_FOR_TARGET = $(STAGE_CC_WRAPPER) $$r/gcc/xgcc -B$$r/gcc/ $(FLAGS_FOR_TARGET)
+AR_FOR_TARGET=@AR_FOR_TARGET@
+USUAL_AR_FOR_TARGET = ` \
+  if [ -f $$r/binutils/ar ] ; then \
+    echo $$r/binutils/ar ; \
+  else \
+    if [ '$(host)' = '$(target)' ] ; then \
+      echo $(AR); \
+    else \
+       echo ar | sed '$(program_transform_name)' ; \
+    fi; \
+  fi`
 
 AS_FOR_TARGET=@AS_FOR_TARGET@
 USUAL_AS_FOR_TARGET = ` \
@@ -276,60 +268,75 @@ USUAL_AS_FOR_TARGET = ` \
   elif [ -f $$r/gcc/xgcc ]; then \
     $(CC_FOR_TARGET) -print-prog-name=as ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
+    if [ '$(host)' = '$(target)' ] ; then \
       echo $(AS); \
     else \
        echo as | sed '$(program_transform_name)' ; \
     fi; \
   fi`
 
-LD_FOR_TARGET=@LD_FOR_TARGET@
-USUAL_LD_FOR_TARGET = ` \
-  if [ -f $$r/ld/ld-new ] ; then \
-    echo $$r/ld/ld-new ; \
-  elif [ -f $$r/gcc/xgcc ]; then \
-    $(CC_FOR_TARGET) -print-prog-name=ld ; \
-  else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
-      echo $(LD); \
-    else \
-       echo ld | sed '$(program_transform_name)' ; \
-    fi; \
-  fi`
+CC_FOR_TARGET = @CC_FOR_TARGET@
+# During gcc bootstrap, if we use some random cc for stage1 then
+# CFLAGS will be just -g.  We want to ensure that TARGET libraries
+# (which we know are built with gcc) are built with optimizations so
+# prepend -O2 when setting CFLAGS_FOR_TARGET.
+CFLAGS_FOR_TARGET = -O2 $(CFLAGS)
+# If GCC_FOR_TARGET is not overriden on the command line, then this
+# variable is passed down to the gcc Makefile, where it is used to
+# build libgcc2.a.  We define it here so that it can itself be
+# overridden on the command line.
+GCC_FOR_TARGET=@GCC_FOR_TARGET@
+USUAL_GCC_FOR_TARGET = $(STAGE_CC_WRAPPER) $$r/gcc/xgcc -B$$r/gcc/ $(FLAGS_FOR_TARGET)
+LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
+
+CXX_FOR_TARGET = @CXX_FOR_TARGET@
+RAW_CXX_FOR_TARGET = @RAW_CXX_FOR_TARGET@
+CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = @CXX_FOR_TARGET_FOR_RECURSIVE_MAKE@
+RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = @RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE@
+CXXFLAGS_FOR_TARGET = $(CXXFLAGS)
+LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
 
 DLLTOOL_FOR_TARGET=@DLLTOOL_FOR_TARGET@
 USUAL_DLLTOOL_FOR_TARGET = ` \
   if [ -f $$r/binutils/dlltool ] ; then \
     echo $$r/binutils/dlltool ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
+    if [ '$(host)' = '$(target)' ] ; then \
       echo $(DLLTOOL); \
     else \
        echo dlltool | sed '$(program_transform_name)' ; \
     fi; \
   fi`
 
-WINDRES_FOR_TARGET=@WINDRES_FOR_TARGET@
-USUAL_WINDRES_FOR_TARGET = ` \
-  if [ -f $$r/binutils/windres ] ; then \
-    echo $$r/binutils/windres ; \
+GCJ_FOR_TARGET = @GCJ_FOR_TARGET@
+
+LD_FOR_TARGET=@LD_FOR_TARGET@
+USUAL_LD_FOR_TARGET = ` \
+  if [ -f $$r/ld/ld-new ] ; then \
+    echo $$r/ld/ld-new ; \
+  elif [ -f $$r/gcc/xgcc ]; then \
+    $(CC_FOR_TARGET) -print-prog-name=ld ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
-      echo $(WINDRES); \
+    if [ '$(host)' = '$(target)' ] ; then \
+      echo $(LD); \
     else \
-       echo windres | sed '$(program_transform_name)' ; \
+       echo ld | sed '$(program_transform_name)' ; \
     fi; \
   fi`
 
-AR_FOR_TARGET=@AR_FOR_TARGET@
-USUAL_AR_FOR_TARGET = ` \
-  if [ -f $$r/binutils/ar ] ; then \
-    echo $$r/binutils/ar ; \
+LDFLAGS_FOR_TARGET = 
+
+NM_FOR_TARGET=@NM_FOR_TARGET@
+USUAL_NM_FOR_TARGET = ` \
+  if [ -f $$r/binutils/nm-new ] ; then \
+    echo $$r/binutils/nm-new ; \
+  elif [ -f $$r/gcc/xgcc ]; then \
+    $(CC_FOR_TARGET) -print-prog-name=nm ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
-      echo $(AR); \
+    if [ '$(host)' = '$(target)' ] ; then \
+      echo $(NM); \
     else \
-       echo ar | sed '$(program_transform_name)' ; \
+       echo nm | sed '$(program_transform_name)' ; \
     fi; \
   fi`
 
@@ -338,7 +345,7 @@ USUAL_RANLIB_FOR_TARGET = ` \
   if [ -f $$r/binutils/ranlib ] ; then \
     echo $$r/binutils/ranlib ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
+    if [ '$(host)' = '$(target)' ] ; then \
       if [ x'$(RANLIB)' != x ]; then \
          echo $(RANLIB); \
       else \
@@ -349,20 +356,24 @@ USUAL_RANLIB_FOR_TARGET = ` \
     fi; \
   fi`
 
-NM_FOR_TARGET=@NM_FOR_TARGET@
-USUAL_NM_FOR_TARGET = ` \
-  if [ -f $$r/binutils/nm-new ] ; then \
-    echo $$r/binutils/nm-new ; \
-  elif [ -f $$r/gcc/xgcc ]; then \
-    $(CC_FOR_TARGET) -print-prog-name=nm ; \
+WINDRES_FOR_TARGET=@WINDRES_FOR_TARGET@
+USUAL_WINDRES_FOR_TARGET = ` \
+  if [ -f $$r/binutils/windres ] ; then \
+    echo $$r/binutils/windres ; \
   else \
-    if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
-      echo $(NM); \
+    if [ '$(host)' = '$(target)' ] ; then \
+      echo $(WINDRES); \
     else \
-       echo nm | sed '$(program_transform_name)' ; \
+       echo windres | sed '$(program_transform_name)' ; \
     fi; \
   fi`
 
+PICFLAG_FOR_TARGET = 
+
+# ------------------------------------
+# Miscellaneous targets and flag lists
+# ------------------------------------
+
 # The first rule in the file had better be this one.  Don't put any above it.
 # This lives here to allow makefile fragments to contain dependencies.
 all: all.normal
@@ -376,70 +387,10 @@ all: all.normal
 ###
 
 # Flags to pass down to all sub-makes.
-# Please keep these in alphabetical order.
-BASE_FLAGS_TO_PASS = \
-       "AR_FLAGS=$(AR_FLAGS)" \
-       "AR_FOR_TARGET=$(AR_FOR_TARGET)" \
-       "AS_FOR_TARGET=$(AS_FOR_TARGET)" \
-       "BISON=$(BISON)" \
-       "CC_FOR_BUILD=$(CC_FOR_BUILD)" \
-       "CC_FOR_TARGET=$(CC_FOR_TARGET)" \
-       "CFLAGS=$(CFLAGS)" \
-       "CFLAGS_FOR_TARGET=$(CFLAGS_FOR_TARGET)" \
-       "GCJ_FOR_TARGET=$(GCJ_FOR_TARGET)" \
-       "CXX_FOR_BUILD=$(CXX_FOR_BUILD)" \
-       "CXXFLAGS=$(CXXFLAGS)" \
-       "CXXFLAGS_FOR_TARGET=$(CXXFLAGS_FOR_TARGET)" \
-       "CXX_FOR_TARGET=$(CXX_FOR_TARGET)" \
-       "DESTDIR=$(DESTDIR)" \
-       "DLLTOOL_FOR_TARGET=$(DLLTOOL_FOR_TARGET)" \
-       "INSTALL=$(INSTALL)" \
-       "INSTALL_DATA=$(INSTALL_DATA)" \
-       "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
-       "INSTALL_SCRIPT=$(INSTALL_SCRIPT)" \
-       "LDFLAGS=$(LDFLAGS)" \
-       "LEX=$(LEX)" \
-       "LD_FOR_TARGET=$(LD_FOR_TARGET)" \
-       "LIBCFLAGS=$(LIBCFLAGS)" \
-       "LIBCFLAGS_FOR_TARGET=$(LIBCFLAGS_FOR_TARGET)" \
-       "LIBCXXFLAGS=$(LIBCXXFLAGS)" \
-       "LIBCXXFLAGS_FOR_TARGET=$(LIBCXXFLAGS_FOR_TARGET)" \
-       "M4=$(M4)" \
-       "MAKE=$(MAKE)" \
-       "MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)" \
-       "NM_FOR_TARGET=$(NM_FOR_TARGET)" \
-       "RANLIB_FOR_TARGET=$(RANLIB_FOR_TARGET)" \
-       "RPATH_ENVVAR=$(RPATH_ENVVAR)" \
-       "SHELL=$(SHELL)" \
-       "EXPECT=$(EXPECT)" \
-       "RUNTEST=$(RUNTEST)" \
-       "RUNTESTFLAGS=$(RUNTESTFLAGS)" \
-       "TARGET_SUBDIR=$(TARGET_SUBDIR)" \
-       "WINDRES_FOR_TARGET=$(WINDRES_FOR_TARGET)" \
-       "YACC=$(YACC)" \
-       "bindir=$(bindir)" \
-       "datadir=$(datadir)" \
-       "exec_prefix=$(exec_prefix)" \
-       "includedir=$(includedir)" \
-       "infodir=$(infodir)" \
-       "libdir=$(libdir)" \
-       "libexecdir=$(libexecdir)" \
-       "lispdir=$(lispdir)" \
-       "libstdcxx_incdir=$(libstdcxx_incdir)" \
-       "libsubdir=$(libsubdir)" \
-       "localstatedir=$(localstatedir)" \
-       "mandir=$(mandir)" \
-       "oldincludedir=$(oldincludedir)" \
-       "prefix=$(prefix)" \
-       "sbindir=$(sbindir)" \
-       "sharedstatedir=$(sharedstatedir)" \
-       "sysconfdir=$(sysconfdir)" \
-       "tooldir=$(tooldir)" \
-       "build_tooldir=$(build_tooldir)" \
-       "gxx_include_dir=$(gxx_include_dir)" \
-       "gcc_version=$(gcc_version)" \
-       "gcc_version_trigger=$(gcc_version_trigger)" \
-       "target_alias=$(target_alias)" 
+BASE_FLAGS_TO_PASS = [+ FOR flags_to_pass +]\
+       "[+flag+]=$([+flag+])" [+ ENDFOR flags_to_pass +]\
+       "CONFIG_SHELL=$(SHELL)" \
+       "MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)" 
 
 # For any flags above that may contain shell code that varies from one
 # target library to another.  When doing recursive invocations of the
@@ -452,7 +403,6 @@ RECURSE_FLAGS = \
 
 # Flags to pass down to most sub-makes, in which we're building with
 # the host environment.
-# If any variables are added here, they must be added to do-*, below.
 EXTRA_HOST_FLAGS = \
        'AR=$(AR)' \
        'AS=$(AS)' \
@@ -461,7 +411,7 @@ EXTRA_HOST_FLAGS = \
        'DLLTOOL=$(DLLTOOL)' \
        'LD=$(LD)' \
        'NM=$(NM)' \
-       "`echo 'RANLIB=$(RANLIB)' | sed -e s/.*=$$/XFOO=/`" \
+       'RANLIB=$(RANLIB)' \
        'WINDRES=$(WINDRES)'
 
 FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
@@ -481,7 +431,6 @@ X11_FLAGS_TO_PASS = \
 # Flags to pass down to makes which are built with the target environment.
 # The double $ decreases the length of the command line; the variables
 # are set in BASE_FLAGS_TO_PASS, and the sub-make will expand them.
-# If any variables are added here, they must be added to do-*, below.
 EXTRA_TARGET_FLAGS = \
        'AR=$$(AR_FOR_TARGET)' \
        'AS=$$(AS_FOR_TARGET)' \
@@ -503,20 +452,11 @@ TARGET_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_TARGET_FLAGS)
 # unfortunately needs the native compiler and the target ar and
 # ranlib.
 # If any variables are added here, they must be added to do-*, below.
-# The HOST_* variables are a special case, which are used for the gcc
+# The BUILD_* variables are a special case, which are used for the gcc
 # cross-building scheme.
 EXTRA_GCC_FLAGS = \
-       'AR=$(AR)' \
-       'AS=$(AS)' \
-       'CC=$(CC)' \
-       'CXX=$(CXX)' \
-       'DLLTOOL=$$(DLLTOOL_FOR_TARGET)' \
-       'BUILD_CC=$(CC_FOR_BUILD)' \
        'BUILD_PREFIX=$(BUILD_PREFIX)' \
        'BUILD_PREFIX_1=$(BUILD_PREFIX_1)' \
-       'NM=$(NM)' \
-       "`echo 'RANLIB=$(RANLIB)' | sed -e s/.*=$$/XFOO=/`" \
-       'WINDRES=$$(WINDRES_FOR_TARGET)' \
        "GCC_FOR_TARGET=$(GCC_FOR_TARGET)" \
        "CFLAGS_FOR_BUILD=$(CFLAGS_FOR_BUILD)" \
        "`echo 'LANGUAGES=$(LANGUAGES)' | sed -e s/.*=$$/XFOO=/`" \
@@ -525,101 +465,141 @@ EXTRA_GCC_FLAGS = \
        "`echo 'LIBGCC2_CFLAGS=$(LIBGCC2_CFLAGS)' | sed -e s/.*=$$/XFOO=/`" \
        "`echo 'LIBGCC2_DEBUG_CFLAGS=$(LIBGCC2_DEBUG_CFLAGS)' | sed -e s/.*=$$/XFOO=/`" \
        "`echo 'LIBGCC2_INCLUDES=$(LIBGCC2_INCLUDES)' | sed -e s/.*=$$/XFOO=/`" \
-       "`echo 'ENQUIRE=$(ENQUIRE)' | sed -e s/.*=$$/XFOO=/`" \
        "`echo 'STAGE1_CFLAGS=$(STAGE1_CFLAGS)' | sed -e s/.*=$$/XFOO=/`" \
-       "`echo 'BOOT_CFLAGS=$(BOOT_CFLAGS)' | sed -e s/.*=$$/XFOO=/`"
-
-GCC_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_GCC_FLAGS)
-
-configure-host: @configure_host_modules@
-configure-target: @configure_target_modules@
-
-# This is a list of the targets for which we can do a clean-{target}.
-CLEAN_MODULES =[+
-    FOR host_modules +][+
-        IF (not (or (exist? "no_clean") (exist? "with_x"))) +] \
-       clean-[+module+][+
-        ENDIF no_clean +][+
-    ENDFOR host_modules +]
-
-# All of the target modules that can be cleaned
-CLEAN_TARGET_MODULES =[+
-    FOR target_modules +][+
-        IF (not (exist? "no_clean")) +] \
-       clean-target-[+module+][+
-        ENDIF no_clean +][+
-    ENDFOR target_modules +]
-
-# All of the x11 modules that can be cleaned
-CLEAN_X11_MODULES = [+ FOR host_modules +][+ IF with_x +]\
-       clean-[+module+] [+ ENDIF with_x +][+ ENDFOR host_modules +]
+       "`echo 'BOOT_CFLAGS=$(BOOT_CFLAGS)' | sed -e s/.*=$$/XFOO=/`" \
+       "`echo 'BOOT_ADAFLAGS=$(BOOT_ADAFLAGS)' | sed -e s/.*=$$/XFOO=/`"
+
+GCC_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS) $(EXTRA_GCC_FLAGS)
+
+.PHONY: configure-host
+configure-host: maybe-configure-gcc [+
+  FOR host_modules +] \
+    maybe-configure-[+module+][+
+  ENDFOR host_modules +]
+.PHONY: configure-target
+configure-target: [+
+  FOR target_modules +] \
+    maybe-configure-target-[+module+][+
+  ENDFOR target_modules +]
 
 # The target built for a native build.
-# This list only includes modules actually being configured and built.
 .PHONY: all.normal
-all.normal: @all_build_modules@ \
-       @all_host_modules@ \
-       @all_target_modules@
-
-all-host: @all_host_modules@
-all-target: @all_target_modules@
+all.normal: @all_build_modules@ all-host all-target
+
+.PHONY: all-host
+all-host: maybe-all-gcc [+
+  FOR host_modules +] \
+    maybe-all-[+module+][+
+  ENDFOR host_modules +]
+.PHONY: all-target
+all-target: [+
+  FOR target_modules +] \
+    maybe-all-target-[+module+][+
+  ENDFOR target_modules +]
 
 # Do a target for all the subdirectories.  A ``make do-X'' will do a
 # ``make X'' in all subdirectories (because, in general, there is a
 # dependency (below) of X upon do-X, a ``make X'' will also do this,
 # but it may do additional work as well).
-# This target ensures that $(BASE_FLAGS_TO_PASS) appears only once,
-# because it is so large that it can easily overflow the command line
-# length limit on some systems.
 [+ FOR recursive_targets +]
-.PHONY: do-[+target+]
-do-[+target+]:
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+.PHONY: do-[+make_target+]
+do-[+make_target+]: [+make_target+]-host [+make_target+]-target
+
+.PHONY: [+make_target+]-host
+[+make_target+]-host: maybe-[+make_target+]-gcc [+
+  FOR host_modules +] \
+    maybe-[+make_target+]-[+module+][+
+  ENDFOR host_modules +]
+
+.PHONY: [+make_target+]-target
+[+make_target+]-target: [+
+  FOR target_modules +] \
+    maybe-[+make_target+]-target-[+module+][+
+  ENDFOR target_modules +]
+
+# GCC, the eternal special case
+.PHONY: maybe-[+make_target+]-gcc [+make_target+]-gcc
+maybe-[+make_target+]-gcc:
+[+make_target+]-gcc: [+
+  FOR depend +]\
+    [+depend+]-gcc [+
+  ENDFOR depend +]
+       @[ -f ./gcc/Makefile ] || exit 0; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(SET_LIB_PATH) \
-       for i in $(SUBDIRS) -dummy-; do \
-         if [ -f ./$$i/Makefile ]; then \
-           case $$i in \
-           gcc) \
-             for flag in $(EXTRA_GCC_FLAGS); do \
-               eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
-             done; \
-             ;; \
-           *) \
-             for flag in $(EXTRA_HOST_FLAGS); do \
-               eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
-             done; \
-             ;; \
-           esac ; \
-           (cd ./$$i && \
-               $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
-                       "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
-                       "`echo \"RANLIB=$${RANLIB}\" | sed -e 's/.*=$$/XFOO=/'`" \
-                       "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
-                       [+target+]) \
-           || exit 1; \
-         else true; fi; \
-       done
-       # Break into two pieces
-       r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       for flag in $(EXTRA_GCC_FLAGS); do \
+         eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+       done; \
+       echo "Doing [+make_target+] in gcc" ; \
+       (cd gcc && \
+         $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+                 "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+                 "RANLIB=$${RANLIB}" \
+                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
+                 [+make_target+]) \
+         || exit 1
+
+# Host modules.
+[+ FOR host_modules +]
+.PHONY: maybe-[+make_target+]-[+module+] [+make_target+]-[+module+]
+maybe-[+make_target+]-[+module+]:
+[+ IF (match-value? = "missing" (get "make_target") ) +]
+# [+module+] doesn't support [+make_target+].
+[+make_target+]-[+module+]:
+[+ ELSE +]
+[+make_target+]-[+module+]: [+
+  FOR depend +]\
+    [+depend+]-[+module+] [+
+  ENDFOR depend +]
+       @[ -f ./[+module+]/Makefile ] || exit 0; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(SET_LIB_PATH) \
-       for i in $(TARGET_CONFIGDIRS) -dummy-; do \
-         if [ -f $(TARGET_SUBDIR)/$$i/Makefile ]; then \
-           for flag in $(EXTRA_TARGET_FLAGS); do \
-               eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
-           done; \
-           (cd $(TARGET_SUBDIR)/$$i && \
-               $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
-                       "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
-                       "`echo \"RANLIB=$${RANLIB}\" | sed -e 's/.*=$$/XFOO=/'`" \
-                       "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
-                       [+target+]) \
-           || exit 1; \
-         else true; fi; \
-       done
-[+ ENDFOR recursive_targets +]
+       for flag in $(EXTRA_HOST_FLAGS); do \
+         eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+       done; \
+       echo "Doing [+make_target+] in [+module+]" ; \
+       (cd [+module+] && \
+         $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+                 "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+                 "RANLIB=$${RANLIB}" \
+                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
+                 [+make_target+]) \
+         || exit 1
+[+ ENDIF +]
+[+ ENDFOR host_modules +]
 
+# Target modules.
+[+ FOR target_modules +]
+.PHONY: maybe-[+make_target+]-target-[+module+] [+make_target+]-target-[+module+]
+maybe-[+make_target+]-target-[+module+]:
+[+ IF (match-value? = "missing" (get "make_target") ) +]
+# [+module+] doesn't support [+make_target+].
+[+make_target+]-target-[+module+]:
+[+ ELSE +]
+[+make_target+]-target-[+module+]: [+
+  FOR depend +]\
+    [+depend+]-target-[+module+] [+
+  ENDFOR depend +]
+       @[ -f $(TARGET_SUBDIR)/[+module+]/Makefile ] || exit 0 ; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       echo "Doing [+make_target+] in $(TARGET_SUBDIR)/[+module+]" ; \
+       for flag in $(EXTRA_TARGET_FLAGS); do \
+         eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+       done; \
+       (cd $(TARGET_SUBDIR)/[+module+] && \
+         $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+                 "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+                 "RANLIB=$${RANLIB}" \
+                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
+                 [+make_target+]) \
+         || exit 1
+[+ ENDIF +]
+[+ ENDFOR target_modules +]
+[+ ENDFOR recursive_targets +]
 
 # Here are the targets which correspond to the do-X targets.
 
@@ -635,7 +615,7 @@ dvi: do-dvi
 do-info: maybe-all-texinfo
 
 install-info: do-install-info dir.info
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        if [ -f dir.info ] ; then \
          $(INSTALL_DATA) dir.info $(DESTDIR)$(infodir)/dir.info ; \
        else true ; fi
@@ -649,6 +629,7 @@ local-distclean:
        -if [ "$(TARGET_SUBDIR)" != "." ]; then \
          rm -rf $(TARGET_SUBDIR); \
        else true; fi
+       -rm -rf $(BUILD_SUBDIR)
        -rm -f texinfo/po/Makefile texinfo/po/Makefile.in texinfo/info/Makefile
        -rm -f texinfo/doc/Makefile texinfo/po/POTFILES
        -rmdir texinfo/doc texinfo/info texinfo/intl texinfo/lib 2>/dev/null
@@ -666,33 +647,8 @@ maintainer-clean: local-maintainer-clean do-maintainer-clean local-clean
 maintainer-clean: local-distclean
 realclean: maintainer-clean
 
-# This rule is used to clean specific modules.
-.PHONY: $(CLEAN_MODULES) $(CLEAN_X11_MODULES) clean-gcc
-$(CLEAN_MODULES) $(CLEAN_X11_MODULES) clean-gcc:
-       @dir=`echo $@ | sed -e 's/clean-//'`; \
-       if [ -f ./$${dir}/Makefile ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd $${dir} && $(MAKE) $(FLAGS_TO_PASS) clean); \
-       else \
-         true; \
-       fi
-
-.PHONY: $(CLEAN_TARGET_MODULES)
-$(CLEAN_TARGET_MODULES):
-       @dir=`echo $@ | sed -e 's/clean-target-//'`; \
-       rm -f $(TARGET_SUBDIR)/$${dir}/multilib.out $(TARGET_SUBDIR)/$${dir}/tmpmulti.out; \
-       if [ -f $(TARGET_SUBDIR)/$${dir}/Makefile ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd $(TARGET_SUBDIR)/$${dir} && $(MAKE) $(TARGET_FLAGS_TO_PASS) clean); \
-       else \
-         true; \
-       fi
-
-clean-target: $(CLEAN_TARGET_MODULES) clean-target-libgcc
+# Extra dependency for clean-target, owing to the mixed nature of gcc
+clean-target: clean-target-libgcc
 clean-target-libgcc:
        test ! -d gcc/libgcc || \
        (cd gcc/libgcc && find . -type d -print) | \
@@ -702,12 +658,16 @@ clean-target-libgcc:
 # Check target.
 
 .PHONY: check do-check
-check:
-       $(MAKE) do-check NOTPARALLEL=parallel-ok
+check: do-check
 
 # Only include modules actually being configured and built.
-do-check: @check_host_modules@ \
-       @check_target_modules@
+do-check: maybe-check-gcc [+
+  FOR host_modules +] \
+    maybe-check-[+module+][+
+  ENDFOR host_modules +][+
+  FOR target_modules +] \
+    maybe-check-target-[+module+][+
+  ENDFOR target_modules +]
 
 # Automated reporting of test results.
 
@@ -733,9 +693,25 @@ mail-report-with-warnings.log: warning.log
 # Installation targets.
 
 .PHONY: install uninstall
-install: installdirs @install_host_modules@ @install_target_modules@
-
-install-target: @install_target_modules@
+install: installdirs install-host install-target
+
+.PHONY: install-host-nogcc
+install-host-nogcc: [+
+  FOR host_modules +] \
+    maybe-install-[+module+][+
+  ENDFOR host_modules +]
+
+.PHONY: install-host
+install-host: maybe-install-gcc [+
+  FOR host_modules +] \
+    maybe-install-[+module+][+
+  ENDFOR host_modules +]
+
+.PHONY: install-target
+install-target: [+
+  FOR target_modules +] \
+    maybe-install-target-[+module+][+
+  ENDFOR target_modules +]
 
 uninstall:
        @echo "the uninstall target is not supported in this tree"
@@ -743,7 +719,7 @@ uninstall:
 .PHONY: install.all
 install.all: install-no-fixedincludes
        @if [ -f ./gcc/Makefile ] ; then \
-               r=`${PWD}` ; export r ; \
+               r=`${PWD_COMMAND}` ; export r ; \
                $(SET_LIB_PATH) \
                (cd ./gcc && \
                $(MAKE) $(FLAGS_TO_PASS) install-headers) ; \
@@ -754,8 +730,8 @@ install.all: install-no-fixedincludes
 # install-no-fixedincludes is used because Cygnus can not distribute
 # the fixed header files.
 .PHONY: install-no-fixedincludes
-install-no-fixedincludes: installdirs @install_host_modules_nogcc@ \
-       @install_target_modules@ gcc-no-fixedincludes
+install-no-fixedincludes: installdirs install-host-nogcc \
+       install-target gcc-no-fixedincludes
 
 ### other supporting targets
 
@@ -795,70 +771,70 @@ TAGS: do-TAGS
 maybe-configure-build-[+module+]:
 configure-build-[+module+]:
        @test ! -f $(BUILD_SUBDIR)/[+module+]/Makefile || exit 0; \
-           [ -d $(BUILD_SUBDIR)/[+module+] ] || \
-               mkdir $(BUILD_SUBDIR)/[+module+];\
-           r=`${PWD}`; export r; \
-           s=`cd $(srcdir); ${PWD}`; export s; \
-           AR="$(AR_FOR_BUILD)"; export AR; \
-           AS="$(AS_FOR_BUILD)"; export AS; \
-           CC="$(CC_FOR_BUILD)"; export CC; \
-           CFLAGS="$(CFLAGS_FOR_BUILD)"; export CFLAGS; \
-           CXX="$(CXX_FOR_BUILD)"; export CXX; \
-           CXXFLAGS="$(CXXFLAGS_FOR_BUILD)"; export CXXFLAGS; \
-           GCJ="$(GCJ_FOR_BUILD)"; export GCJ; \
-           DLLTOOL="$(DLLTOOL_FOR_BUILD)"; export DLLTOOL; \
-           LD="$(LD_FOR_BUILD)"; export LD; \
-            LDFLAGS="$(LDFLAGS_FOR_BUILD)"; export LDFLAGS; \
-           NM="$(NM_FOR_BUILD)"; export NM; \
-           RANLIB="$(RANLIB_FOR_BUILD)"; export RANLIB; \
-           WINDRES="$(WINDRES_FOR_BUILD)"; export WINDRES; \
-           echo Configuring in $(BUILD_SUBDIR)/[+module+]; \
-           cd "$(BUILD_SUBDIR)/[+module+]" || exit 1; \
-           case $(srcdir) in \
-           /* | [A-Za-z]:[\\/]*) \
-             topdir=$(srcdir) ;; \
-           *) \
-             case "$(BUILD_SUBDIR)" in \
+       $(SHELL) $(srcdir)/mkinstalldirs $(BUILD_SUBDIR)/[+module+] ; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       AR="$(AR_FOR_BUILD)"; export AR; \
+       AS="$(AS_FOR_BUILD)"; export AS; \
+       CC="$(CC_FOR_BUILD)"; export CC; \
+       CFLAGS="$(CFLAGS_FOR_BUILD)"; export CFLAGS; \
+       CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
+       CXX="$(CXX_FOR_BUILD)"; export CXX; \
+       CXXFLAGS="$(CXXFLAGS_FOR_BUILD)"; export CXXFLAGS; \
+       GCJ="$(GCJ_FOR_BUILD)"; export GCJ; \
+       DLLTOOL="$(DLLTOOL_FOR_BUILD)"; export DLLTOOL; \
+       LD="$(LD_FOR_BUILD)"; export LD; \
+       LDFLAGS="$(LDFLAGS_FOR_BUILD)"; export LDFLAGS; \
+       NM="$(NM_FOR_BUILD)"; export NM; \
+       RANLIB="$(RANLIB_FOR_BUILD)"; export RANLIB; \
+       WINDRES="$(WINDRES_FOR_BUILD)"; export WINDRES; \
+       echo Configuring in $(BUILD_SUBDIR)/[+module+]; \
+       cd "$(BUILD_SUBDIR)/[+module+]" || exit 1; \
+       case $(srcdir) in \
+         /* | [A-Za-z]:[\\/]*) \
+           topdir=$(srcdir) ;; \
+         *) \
+           case "$(BUILD_SUBDIR)" in \
              .) topdir="../$(srcdir)" ;; \
              *) topdir="../../$(srcdir)" ;; \
-             esac ;; \
-           esac; \
-           if [ "$(srcdir)" = "." ] ; then \
-             if [ "$(BUILD_SUBDIR)" != "." ] ; then \
-               if $(SHELL) $$s/symlink-tree $${topdir}/[+module+] "no-such-file" ; then \
-                 if [ -f Makefile ]; then \
-                   if $(MAKE) distclean; then \
-                     true; \
-                   else \
-                     exit 1; \
-                   fi; \
-                 else \
-                   true; \
-                 fi; \
-               else \
-                 exit 1; \
-               fi; \
+           esac ;; \
+       esac; \
+       if [ "$(srcdir)" = "." ] ; then \
+         if [ "$(BUILD_SUBDIR)" != "." ] ; then \
+           if $(SHELL) $$s/symlink-tree $${topdir}/[+module+] "no-such-file" ; then \
+             if [ -f Makefile ]; then \
+               if $(MAKE) distclean; then \
+                 true; \
+               else \
+                 exit 1; \
+               fi; \
              else \
-               true; \
+               true; \
              fi; \
-             srcdiroption="--srcdir=."; \
-             libsrcdir="."; \
            else \
-             srcdiroption="--srcdir=$${topdir}/[+module+]"; \
-             libsrcdir="$$s/[+module+]"; \
+             exit 1; \
            fi; \
-           rm -f no-such-file || : ; \
-           CONFIG_SITE=no-such-file $(SHELL) $${libsrcdir}/configure \
-             $(BUILD_CONFIGARGS) $${srcdiroption} \
-             --with-build-subdir="$(BUILD_SUBDIR)" \
-             || exit 1
+         else \
+           true; \
+         fi; \
+         srcdiroption="--srcdir=."; \
+         libsrcdir="."; \
+       else \
+         srcdiroption="--srcdir=$${topdir}/[+module+]"; \
+         libsrcdir="$$s/[+module+]"; \
+       fi; \
+       rm -f no-such-file || : ; \
+       CONFIG_SITE=no-such-file $(SHELL) $${libsrcdir}/configure \
+         $(BUILD_CONFIGARGS) $${srcdiroption} \
+         --with-build-subdir="$(BUILD_SUBDIR)" \
+         || exit 1
 
 .PHONY: all-build-[+module+] maybe-all-build-[+module+]
 maybe-all-build-[+module+]:
 all-build-[+module+]: configure-build-[+module+]
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         (cd $(BUILD_SUBDIR)/[+module+] && $(MAKE) all)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       (cd $(BUILD_SUBDIR)/[+module+] && $(MAKE) all)
 [+ ENDFOR build_modules +]
 
 # --------------------------------------
@@ -870,24 +846,23 @@ maybe-configure-[+module+]:
 configure-[+module+]:
        @test ! -f [+module+]/Makefile || exit 0; \
        [ -d [+module+] ] || mkdir [+module+]; \
-       r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        CC="$(CC)"; export CC; \
        CFLAGS="$(CFLAGS)"; export CFLAGS; \
+       CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
        CXX="$(CXX)"; export CXX; \
        CXXFLAGS="$(CXXFLAGS)"; export CXXFLAGS; \
-       if [ z$(build_canonical) !=  z$(host_canoncial) ] ; then \
-         AR="$(AR)"; export AR; \
-         AS="$(AS)"; export AS; \
-         CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
-         DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
-         LD="$(LD)"; export LD; \
-         NM="$(NM)"; export NM; \
-         RANLIB="$(RANLIB)"; export RANLIB; \
-         WINDRES="$(WINDRES)"; export WINDRES; \
-         OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
-         OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
-       fi; \
+       AR="$(AR)"; export AR; \
+       AS="$(AS)"; export AS; \
+       CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
+       DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
+       LD="$(LD)"; export LD; \
+       NM="$(NM)"; export NM; \
+       RANLIB="$(RANLIB)"; export RANLIB; \
+       WINDRES="$(WINDRES)"; export WINDRES; \
+       OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
+       OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
        echo Configuring in [+module+]; \
        cd [+module+] || exit 1; \
        case $(srcdir) in \
@@ -908,57 +883,54 @@ configure-[+module+]:
 .PHONY: all-[+module+] maybe-all-[+module+]
 maybe-all-[+module+]:
 all-[+module+]: configure-[+module+]
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
-           IF with_x 
-             +] $(X11_FLAGS_TO_PASS)[+ 
-           ENDIF with_x +] all)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
+         IF with_x 
+           +] $(X11_FLAGS_TO_PASS)[+ 
+         ENDIF with_x +] all)
 
+.PHONY: check-[+module+] maybe-check-[+module+]
+maybe-check-[+module+]:
 [+ IF no_check +]
-.PHONY: check-[+module+]
 check-[+module+]:
 [+ ELIF no_check_cross +]
-.PHONY: check-[+module+]
 # This module is only tested in a native toolchain.
 check-[+module+]:
-       @if [ '$(host_canonical)' = '$(target_canonical)' ] ; then \
-           r=`${PWD}`; export r; \
-           s=`cd $(srcdir); ${PWD}`; export s; \
-           $(SET_LIB_PATH) \
-           (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
-             IF with_x 
-               +] $(X11_FLAGS_TO_PASS)[+ 
-             ENDIF with_x +] check); \
-       fi
-[+ ELSE check +]
-.PHONY: check-[+module+]
-check-[+module+]:
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+       @if [ '$(host)' = '$(target)' ] ; then \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
            IF with_x 
              +] $(X11_FLAGS_TO_PASS)[+ 
-           ENDIF with_x +] check)
+           ENDIF with_x +] check); \
+       fi
+[+ ELSE check +]
+check-[+module+]:
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
+         IF with_x 
+           +] $(X11_FLAGS_TO_PASS)[+ 
+         ENDIF with_x +] check)
 [+ ENDIF no_check +]
 
-[+ IF no_install +]
 .PHONY: install-[+module+] maybe-install-[+module+]
 maybe-install-[+module+]:
+[+ IF no_install +]
 install-[+module+]:
 [+ ELSE install +]
-.PHONY: install-[+module+] maybe-install-[+module+]
-maybe-install-[+module+]:
 install-[+module+]: installdirs
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
-           IF with_x 
-             +] $(X11_FLAGS_TO_PASS)[+ 
-           ENDIF with_x +] install)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd [+module+] && $(MAKE) $(FLAGS_TO_PASS)[+ 
+         IF with_x 
+           +] $(X11_FLAGS_TO_PASS)[+ 
+         ENDIF with_x +] install)
 [+ ENDIF no_install +]
 [+ ENDFOR host_modules +]
 
@@ -971,120 +943,120 @@ maybe-configure-target-[+module+]:
 
 # There's only one multilib.out.  Cleverer subdirs shouldn't need it copied.
 $(TARGET_SUBDIR)/[+module+]/multilib.out: multilib.out
-       @[ -d $(TARGET_SUBDIR)/[+module+] ] || \
-           mkdir $(TARGET_SUBDIR)/[+module+]; \
+       $(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/[+module+] ; \
        rm -f $(TARGET_SUBDIR)/[+module+]/Makefile || : ; \
        cp multilib.out $(TARGET_SUBDIR)/[+module+]/multilib.out
 
 configure-target-[+module+]: $(TARGET_SUBDIR)/[+module+]/multilib.out
        @test ! -f $(TARGET_SUBDIR)/[+module+]/Makefile || exit 0; \
-           [ -d $(TARGET_SUBDIR)/[+module+] ] || \
-               mkdir $(TARGET_SUBDIR)/[+module+];\
-           r=`${PWD}`; export r; \
-           s=`cd $(srcdir); ${PWD}`; export s; \
-           $(SET_LIB_PATH) \
-           AR="$(AR_FOR_TARGET)"; export AR; \
-           AS="$(AS_FOR_TARGET)"; export AS; \
-           CC="$(CC_FOR_TARGET)"; export CC; \
-           CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \[+ 
-       IF raw_cxx +]
-           CXX_FOR_TARGET="$(RAW_CXX_FOR_TARGET)"; export CXX_FOR_TARGET; \
-           CXX="$(RAW_CXX_FOR_TARGET)"; export CXX; \[+ 
-       ELSE normal_cxx +]
-           CXX="$(CXX_FOR_TARGET)"; export CXX; \[+ 
-       ENDIF raw_cxx +]
-           CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
-           GCJ="$(GCJ_FOR_TARGET)"; export GCJ; \
-           DLLTOOL="$(DLLTOOL_FOR_TARGET)"; export DLLTOOL; \
-           LD="$(LD_FOR_TARGET)"; export LD; \
-            LDFLAGS="$(LDFLAGS_FOR_TARGET)"; export LDFLAGS; \
-           NM="$(NM_FOR_TARGET)"; export NM; \
-           RANLIB="$(RANLIB_FOR_TARGET)"; export RANLIB; \
-           WINDRES="$(WINDRES_FOR_TARGET)"; export WINDRES; \
-           echo Configuring in $(TARGET_SUBDIR)/[+module+]; \
-           cd "$(TARGET_SUBDIR)/[+module+]" || exit 1; \
-           case $(srcdir) in \
-           /* | [A-Za-z]:[\\/]*) \
-             topdir=$(srcdir) ;; \
-           *) \
-             case "$(TARGET_SUBDIR)" in \
+       $(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/[+module+] ; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       AR="$(AR_FOR_TARGET)"; export AR; \
+       AS="$(AS_FOR_TARGET)"; export AS; \
+       CC="$(CC_FOR_TARGET)"; export CC; \
+       CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+       CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
+       CPPFLAGS="$(CFLAGS_FOR_TARGET)"; export CPPFLAGS; \[+ 
+IF raw_cxx +]
+       CXX_FOR_TARGET="$(RAW_CXX_FOR_TARGET)"; export CXX_FOR_TARGET; \
+       CXX="$(RAW_CXX_FOR_TARGET)"; export CXX; \[+ 
+ELSE normal_cxx +]
+       CXX="$(CXX_FOR_TARGET)"; export CXX; \[+ 
+ENDIF raw_cxx +]
+       CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+       GCJ="$(GCJ_FOR_TARGET)"; export GCJ; \
+       DLLTOOL="$(DLLTOOL_FOR_TARGET)"; export DLLTOOL; \
+       LD="$(LD_FOR_TARGET)"; export LD; \
+       LDFLAGS="$(LDFLAGS_FOR_TARGET)"; export LDFLAGS; \
+       NM="$(NM_FOR_TARGET)"; export NM; \
+       RANLIB="$(RANLIB_FOR_TARGET)"; export RANLIB; \
+       WINDRES="$(WINDRES_FOR_TARGET)"; export WINDRES; \
+       echo Configuring in $(TARGET_SUBDIR)/[+module+]; \
+       cd "$(TARGET_SUBDIR)/[+module+]" || exit 1; \
+       case $(srcdir) in \
+         /* | [A-Za-z]:[\\/]*) \
+           topdir=$(srcdir) ;; \
+         *) \
+           case "$(TARGET_SUBDIR)" in \
              .) topdir="../$(srcdir)" ;; \
              *) topdir="../../$(srcdir)" ;; \
-             esac ;; \
-           esac; \
-           if [ "$(srcdir)" = "." ] ; then \
-             if [ "$(TARGET_SUBDIR)" != "." ] ; then \
-               if $(SHELL) $$s/symlink-tree $${topdir}/[+module+] "no-such-file" ; then \
-                 if [ -f Makefile ]; then \
-                   if $(MAKE) distclean; then \
-                     true; \
-                   else \
-                     exit 1; \
-                   fi; \
-                 else \
-                   true; \
-                 fi; \
-               else \
-                 exit 1; \
-               fi; \
+           esac ;; \
+       esac; \[+ IF stage +]
+       if [ "$(srcdir)" = "." ] ; then \
+         if [ "$(TARGET_SUBDIR)" != "." ] ; then \
+           if $(SHELL) $$s/symlink-tree $${topdir}/[+module+] "no-such-file" ; then \
+             if [ -f Makefile ]; then \
+               if $(MAKE) distclean; then \
+                 true; \
+               else \
+                 exit 1; \
+               fi; \
              else \
-               true; \
+               true; \
              fi; \
-             srcdiroption="--srcdir=."; \
-             libsrcdir="."; \
            else \
-             srcdiroption="--srcdir=$${topdir}/[+module+]"; \
-             libsrcdir="$$s/[+module+]"; \
+             exit 1; \
            fi; \
-           rm -f no-such-file || : ; \
-           CONFIG_SITE=no-such-file $(SHELL) $${libsrcdir}/configure \
-             $(TARGET_CONFIGARGS) $${srcdiroption} \
-             --with-target-subdir="$(TARGET_SUBDIR)" \
-             || exit 1
+         else \
+           true; \
+         fi; \
+         srcdiroption="--srcdir=."; \
+         libsrcdir="."; \
+       else \[+ ENDIF stage +]
+         srcdiroption="--srcdir=$${topdir}/[+module+]"; \
+         libsrcdir="$$s/[+module+]"; \[+ IF stage +]
+       fi; \[+ ENDIF stage +]
+       rm -f no-such-file || : ; \
+       CONFIG_SITE=no-such-file $(SHELL) $${libsrcdir}/configure \
+         $(TARGET_CONFIGARGS) $${srcdiroption} \
+         --with-target-subdir="$(TARGET_SUBDIR)" \
+         || exit 1
 
 .PHONY: all-target-[+module+] maybe-all-target-[+module+]
 maybe-all-target-[+module+]:
 all-target-[+module+]: configure-target-[+module+]
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd $(TARGET_SUBDIR)/[+module+] && \
-           $(MAKE) $(TARGET_FLAGS_TO_PASS) [+
-              IF raw_cxx 
-                +] 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)' [+ 
-              ENDIF raw_cxx 
-           +] all)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd $(TARGET_SUBDIR)/[+module+] && \
+         $(MAKE) $(TARGET_FLAGS_TO_PASS) [+
+           IF raw_cxx 
+         +] 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)' [+ 
+           ENDIF raw_cxx 
+         +] all)
+
+.PHONY: check-target-[+module+] maybe-check-target-[+module+]
+maybe-check-target-[+module+]:
 [+ IF no_check +]
 # Dummy target for uncheckable module.
-.PHONY: check-target-[+module+]
 check-target-[+module+]:
 [+ ELSE check +]
-.PHONY: check-target-[+module+]
 check-target-[+module+]:
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd $(TARGET_SUBDIR)/[+module+] && \
-           $(MAKE) $(TARGET_FLAGS_TO_PASS) [+
-              IF raw_cxx 
-                +] 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)' [+ 
-              ENDIF raw_cxx 
-           +] check)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd $(TARGET_SUBDIR)/[+module+] && \
+         $(MAKE) $(TARGET_FLAGS_TO_PASS) [+
+           IF raw_cxx 
+             +] 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)' [+ 
+           ENDIF raw_cxx 
+         +] check)
 [+ ENDIF no_check +]
-[+ IF no_install +]
+
 .PHONY: install-target-[+module+] maybe-install-target-[+module+]
 maybe-install-target-[+module+]:
+[+ IF no_install +]
 # Dummy target for uninstallable.
 install-target-[+module+]:
 [+ ELSE install +]
-.PHONY: install-target-[+module+] maybe-install-target-[+module+]
-maybe-install-target-[+module+]:
 install-target-[+module+]: installdirs
-       @r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
-         $(SET_LIB_PATH) \
-         (cd $(TARGET_SUBDIR)/[+module+] && \
-           $(MAKE) $(TARGET_FLAGS_TO_PASS) install)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       (cd $(TARGET_SUBDIR)/[+module+] && \
+         $(MAKE) $(TARGET_FLAGS_TO_PASS) install)
 [+ ENDIF no_install +]
 [+ ENDFOR target_modules +]
 
@@ -1097,30 +1069,32 @@ install-target-[+module+]: installdirs
 # build modules.  So GCC is a sort of hybrid.
 
 # gcc is the only module which uses GCC_FLAGS_TO_PASS.
+# Don't use shared host config.cache, as it will confuse later
+# directories; GCC wants slightly different values for some
+# precious variables.  *sigh*
 .PHONY: configure-gcc maybe-configure-gcc
 maybe-configure-gcc:
 configure-gcc:
        @test ! -f gcc/Makefile || exit 0; \
        [ -d gcc ] || mkdir gcc; \
-       r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        CC="$(CC)"; export CC; \
        CFLAGS="$(CFLAGS)"; export CFLAGS; \
+       CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
        CXX="$(CXX)"; export CXX; \
        CXXFLAGS="$(CXXFLAGS)"; export CXXFLAGS; \
        TOPLEVEL_CONFIGURE_ARGUMENTS="$(TOPLEVEL_CONFIGURE_ARGUMENTS)"; export TOPLEVEL_CONFIGURE_ARGUMENTS; \
-       if [ z$(build_canonical) !=  z$(host_canoncial) ] ; then \
-         AR="$(AR)"; export AR; \
-         AS="$(AS)"; export AS; \
-         CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
-         DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
-         LD="$(LD)"; export LD; \
-         NM="$(NM)"; export NM; \
-         RANLIB="$(RANLIB)"; export RANLIB; \
-         WINDRES="$(WINDRES)"; export WINDRES; \
-         OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
-         OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
-       fi; \
+       AR="$(AR)"; export AR; \
+       AS="$(AS)"; export AS; \
+       CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
+       DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
+       LD="$(LD)"; export LD; \
+       NM="$(NM)"; export NM; \
+       RANLIB="$(RANLIB)"; export RANLIB; \
+       WINDRES="$(WINDRES)"; export WINDRES; \
+       OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
+       OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
        echo Configuring in gcc; \
        cd gcc || exit 1; \
        case $(srcdir) in \
@@ -1145,13 +1119,13 @@ configure-gcc:
 maybe-all-gcc:
 all-gcc: configure-gcc
        @if [ -f gcc/stage_last ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) quickstrap); \
        else \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) all); \
        fi
@@ -1166,54 +1140,76 @@ all-gcc: configure-gcc
 # In theory, on an SMP all those dependencies can be resolved
 # in parallel.
 #
-.PHONY: bootstrap bootstrap-lean bootstrap2 bootstrap2-lean bootstrap3 bootstrap3-lean bootstrap4 bootstrap4-lean bubblestrap quickstrap cleanstrap restrap
-bootstrap bootstrap-lean bootstrap2 bootstrap2-lean bootstrap3 bootstrap3-lean bootstrap4 bootstrap4-lean bubblestrap quickstrap cleanstrap restrap: all-bootstrap configure-gcc
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+GCC_STRAP_TARGETS = bootstrap bootstrap-lean bootstrap2 bootstrap2-lean bootstrap3 bootstrap3-lean bootstrap4 bootstrap4-lean bubblestrap quickstrap cleanstrap restrap
+.PHONY: $(GCC_STRAP_TARGETS)
+$(GCC_STRAP_TARGETS): all-bootstrap configure-gcc
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(SET_LIB_PATH) \
        echo "Bootstrapping the compiler"; \
        cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) $@
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        case "$@" in \
          *bootstrap4-lean ) \
-                       msg="Comparing stage3 and stage4 of the compiler"; \
-                       compare=compare3-lean ;; \
-         *bootstrap4 ) msg="Comparing stage3 and stage4 of the compiler"; \
-                       compare=compare3 ;; \
-         *-lean )      msg="Comparing stage2 and stage3 of the compiler"; \
-                       compare=compare-lean ;; \
-         * )           msg="Comparing stage2 and stage3 of the compiler"; \
-                       compare=compare ;; \
+           msg="Comparing stage3 and stage4 of the compiler"; \
+           compare=compare3-lean ;; \
+         *bootstrap4 ) \
+           msg="Comparing stage3 and stage4 of the compiler"; \
+           compare=compare3 ;; \
+         *-lean ) \
+           msg="Comparing stage2 and stage3 of the compiler"; \
+           compare=compare-lean ;; \
+         * ) \
+           msg="Comparing stage2 and stage3 of the compiler"; \
+           compare=compare ;; \
        esac; \
        $(SET_LIB_PATH) \
        echo "$$msg"; \
        cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) $$compare
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}` ; export s; \
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
        $(SET_LIB_PATH) \
        echo "Building runtime libraries"; \
        $(MAKE) $(BASE_FLAGS_TO_PASS) $(RECURSE_FLAGS) all
 
+profiledbootstrap: all-bootstrap configure-gcc
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       echo "Bootstrapping the compiler"; \
+       cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) stageprofile_build
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
+       $(SET_LIB_PATH) \
+       echo "Building runtime libraries and training compiler"; \
+       $(MAKE) $(BASE_FLAGS_TO_PASS) $(RECURSE_FLAGS) all
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(SET_LIB_PATH) \
+       echo "Building feedback based compiler"; \
+       cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) stagefeedback_build
+
 .PHONY: cross
 cross: all-texinfo all-bison all-byacc all-binutils all-gas all-ld
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}`; export s; \
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(SET_LIB_PATH) \
        echo "Building the C and C++ compiler"; \
        cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) LANGUAGES="c c++"
-       @r=`${PWD}`; export r; \
-       s=`cd $(srcdir); ${PWD}` ; export s; \
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
        $(SET_LIB_PATH) \
        echo "Building runtime libraries"; \
        $(MAKE) $(BASE_FLAGS_TO_PASS) $(RECURSE_FLAGS) \
          LANGUAGES="c c++" all
 
-.PHONY: check-gcc
+.PHONY: check-gcc maybe-check-gcc
+maybe-check-gcc:
 check-gcc:
        @if [ -f ./gcc/Makefile ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) check); \
        else \
@@ -1223,8 +1219,8 @@ check-gcc:
 .PHONY: check-gcc-c++
 check-gcc-c++:
        @if [ -f ./gcc/Makefile ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) check-c++); \
        else \
@@ -1238,8 +1234,8 @@ check-c++: check-target-libstdc++-v3 check-gcc-c++
 maybe-install-gcc:
 install-gcc:
        @if [ -f ./gcc/Makefile ] ; then \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}`; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
          $(SET_LIB_PATH) \
          (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) install); \
        else \
@@ -1258,8 +1254,8 @@ gcc-no-fixedincludes:
          cp $(srcdir)/gcc/gsyslimits.h gcc/include/syslimits.h; \
          touch gcc/stmp-fixinc gcc/include/fixed; \
          rm -f gcc/stmp-headers gcc/stmp-int-hdrs; \
-         r=`${PWD}`; export r; \
-         s=`cd $(srcdir); ${PWD}` ; export s; \
+         r=`${PWD_COMMAND}`; export r; \
+         s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
          $(SET_LIB_PATH) \
          (cd ./gcc && \
           $(MAKE) $(GCC_FLAGS_TO_PASS) install); \
@@ -1280,16 +1276,17 @@ gcc-no-fixedincludes:
 
 # Host modules specific to gcc.
 # GCC needs to identify certain tools.
-configure-gcc: maybe-configure-binutils maybe-configure-gas maybe-configure-ld maybe-configure-bison maybe-configure-flex
-all-gcc: maybe-all-libiberty maybe-all-bison maybe-all-byacc maybe-all-binutils maybe-all-gas maybe-all-ld maybe-all-zlib
+# GCC also needs the information exported by the intl configure script.
+configure-gcc: maybe-configure-intl maybe-configure-binutils maybe-configure-gas maybe-configure-ld maybe-configure-bison maybe-configure-flex
+all-gcc: maybe-all-libiberty maybe-all-intl maybe-all-bison maybe-all-byacc maybe-all-binutils maybe-all-gas maybe-all-ld maybe-all-zlib
 # This is a slightly kludgy method of getting dependencies on 
 # all-build-libiberty correct; it would be better to build it every time.
 all-gcc: maybe-all-build-libiberty
-all-bootstrap: maybe-all-libiberty maybe-all-texinfo maybe-all-bison maybe-all-byacc maybe-all-binutils maybe-all-gas maybe-all-ld maybe-all-zlib
+all-bootstrap: maybe-all-libiberty maybe-all-intl maybe-all-texinfo maybe-all-bison maybe-all-byacc maybe-all-binutils maybe-all-gas maybe-all-ld maybe-all-zlib
 
 # Host modules specific to gdb.
 # GDB needs to know that the simulator is being built.
-configure-gdb: maybe-configure-tcl maybe-configure-tk maybe-configure-sim
+configure-gdb: maybe-configure-itcl maybe-configure-tcl maybe-configure-tk maybe-configure-sim
 GDB_TK = @GDB_TK@
 all-gdb: maybe-all-libiberty maybe-all-opcodes maybe-all-bfd maybe-all-mmalloc maybe-all-readline maybe-all-bison maybe-all-byacc maybe-all-sim $(gdbnlmrequirements) $(GDB_TK)
 install-gdb: maybe-install-tcl maybe-install-tk maybe-install-itcl maybe-install-tix maybe-install-libgui
@@ -1304,6 +1301,8 @@ all-binutils: maybe-all-libiberty maybe-all-opcodes maybe-all-bfd maybe-all-flex
 # binutils might be on PATH, and they might need the shared opcodes
 # library.
 install-binutils: maybe-install-opcodes
+# libopcodes depends on libbfd
+install-opcodes: maybe-install-bfd
 all-gas: maybe-all-libiberty maybe-all-opcodes maybe-all-bfd maybe-all-intl
 all-gprof: maybe-all-libiberty maybe-all-bfd maybe-all-opcodes maybe-all-intl
 all-ld: maybe-all-libiberty maybe-all-bfd maybe-all-opcodes maybe-all-bison maybe-all-byacc maybe-all-flex maybe-all-intl
@@ -1338,7 +1337,7 @@ all-flex: maybe-all-libiberty maybe-all-bison maybe-all-byacc
 all-gzip: maybe-all-libiberty
 all-hello: maybe-all-libiberty
 all-m4: maybe-all-libiberty maybe-all-texinfo
-all-make: maybe-all-libiberty
+all-make: maybe-all-libiberty maybe-all-intl
 all-patch: maybe-all-libiberty
 all-prms: maybe-all-libiberty
 all-recode: maybe-all-libiberty
@@ -1370,7 +1369,7 @@ configure-target-zlib: $(ALL_GCC_C)
 configure-target-examples: $(ALL_GCC_C)
 configure-target-libgloss: $(ALL_GCC)
 all-target-libgloss: maybe-configure-target-newlib
-configure-target-libiberty: $(ALL_GCC_C)
+configure-target-libiberty: $(ALL_GCC)
 configure-target-libtermcap: $(ALL_GCC_C)
 configure-target-newlib: $(ALL_GCC)
 configure-target-rda: $(ALL_GCC_C)
@@ -1401,14 +1400,14 @@ configure-target-qthreads: $(ALL_GCC_C)
 # We use move-if-change so that it's only considered updated when it
 # actually changes, because it has to depend on a phony target.
 multilib.out: maybe-all-gcc
-       @r=`${PWD}`; export r; \
+       @r=`${PWD_COMMAND}`; export r; \
        echo "Checking multilib configuration..."; \
        $(CC_FOR_TARGET) --print-multi-lib > multilib.tmp 2> /dev/null ; \
        $(SHELL) $(srcdir)/move-if-change multilib.tmp multilib.out ; \
 
 # Rebuilding Makefile.in, using autogen.
 AUTOGEN = autogen
-$(srcdir)/Makefile.in: # $(srcdir)/Makefile.tpl $(srcdir)/Makefile.def
+$(srcdir)/Makefile.in: @MAINT@ $(srcdir)/Makefile.tpl $(srcdir)/Makefile.def
        cd $(srcdir) && $(AUTOGEN) Makefile.def
 
 # Rebuilding Makefile.
@@ -1416,21 +1415,19 @@ Makefile: $(srcdir)/Makefile.in config.status
        CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
 
 config.status: configure $(gcc_version_trigger)
-       $(SHELL) ./config.status --recheck
+       CONFIG_SHELL="$(SHELL)" $(SHELL) ./config.status --recheck
 
 # Rebuilding configure.
 AUTOCONF = autoconf
-$(srcdir)/configure: $(srcdir)/configure.in $(srcdir)/config/acx.m4
+$(srcdir)/configure: @MAINT@ $(srcdir)/configure.in $(srcdir)/config/acx.m4
        cd $(srcdir) && $(AUTOCONF)
-#
 
+# ------------------------------
+# Special directives to GNU Make
+# ------------------------------
+
+# Don't pass command-line variables to submakes.
 .NOEXPORT:
 MAKEOVERRIDES=
 
-# Tell GNU make 3.79 not to run the top level in parallel.  This 
-# prevents contention for $builddir/$target/config.cache, as well
-# as minimizing scatter in file system caches.
-NOTPARALLEL = .NOTPARALLEL
-$(NOTPARALLEL):
-
 # end of Makefile.in