OSDN Git Service

Fix for PR java/5941:
[pf3gnuchains/gcc-fork.git] / gcc / config.gcc
index 3c2f4bd..15038c5 100644 (file)
@@ -1,5 +1,5 @@
 # GCC build-, host- and target-specific configuration file.
-# Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
 
 #This file is part of GCC.
 
 #  tm_file             A list of target macro files, if different from
 #                      "$cpu_type/$cpu_type.h". Usually it's constructed
 #                      per target in a way like this:
-#                      tm_file="${tm_file} elfos.h svr4.h ${cpu_type.h}/elf.h"
+#                      tm_file="${tm_file} dbxelf.h elfos.h svr4.h ${cpu_type.h}/elf.h"
 #                      Note that the preferred order is:
 #                      - specific target header "${cpu_type}/${cpu_type.h}"
-#                      - generic headers like elfos.h, netware.h, etc.
+#                      - generic headers like dbxelf.h elfos.h, netware.h, etc.
 #                      - specializing target headers like ${cpu_type.h}/elf.h
 #                      This helps to keep OS specific stuff out of the CPU
 #                      defining header ${cpu_type}/${cpu_type.h}.
@@ -80,7 +80,7 @@
 #                      depending on target.
 #
 #  extra_headers       List of used header files from the directory
-#                      ginclude.
+#                      config/${cpu_type}.
 #
 #  host_xmake_file     List of host-specific makefile-fragments.
 #
@@ -207,8 +207,83 @@ gas="$gas_flag"
 gnu_ld="$gnu_ld_flag"
 enable_threads=$enable_threads_flag
 
+# Obsolete configurations.
+# To avoid some tedious lists, we have a blacklist with a whitelist
+# embedded within it.
+case $machine in
+         1750a-* \
+       | a29k-* \
+       | alpha*-*-osf[123]* \
+       | arm-*-riscix* \
+       | c*-convex-* \
+       | clipper-* \
+       | elxsi-* \
+       | i860-* \
+       | i?86-*-aix* \
+       | i?86-*-bsd* \
+       | i?86-*-chorusos* \
+       | i?86-*-dgux* \
+       | i?86-*-freebsd1.* \
+       | i?86-*-isc* \
+       | i?86-*-linux*oldld* \
+       | i?86-*-osf1* \
+       | i?86-*-osfrose* \
+       | i?86-*-rtemscoff* \
+       | i?86-*-sunos* \
+       | i?86-go32-rtems* \
+       | i?86-next-* \
+       | i?86-sequent-bsd* \
+       | i?86-sequent-ptx[12]* \
+       | i?86-sequent-sysv3* \
+       | m68[k0]*-*-lynxos* \
+       | m68[k0]*-*-rtemscoff* \
+       | m68[k0]*-*-sysv3* \
+       | m68[k0]*-altos-* \
+       | m68[k0]*-apollo-* \
+       | m68[k0]*-apple-* \
+       | m68[k0]*-bull-* \
+       | m68[k0]*-convergent-* \
+       | m68[k0]*-isi-* \
+       | m68[k0]*-next-* \
+       | m68[k0]*-sony-* \
+       | m88k-* \
+       | mips-*-bsd* \
+       | mips-*-riscos* \
+       | mips-*-sysv* \
+       | mips-*-ultrix* \
+       | mips-dec-* \
+       | mips-sgi-irix[1234]* \
+       | mips-sony-* \
+       | mips-tandem-* \
+       | ns32k-* \
+       | pj-* \
+       | pjl-* \
+       | romp-* \
+       | sparc-*-rtemsaout* \
+       | we32k-* \
+)
+  case $machine in
+         mips-sni-sysv4 \
+       | m88k-*-aout* | m88k-*-openbsd* | m88k-*-sysv4* \
+       | ns32k-*-netbsd* | ns32k-*-openbsd* \
+       | romp-*-openbsd* \
+   )
+    # Whitelisted.
+    ;;
+  *)
+    if test "x$enable_obsolete" != xyes; then
+      echo "*** Configuration $machine is obsolete." >&2
+      echo "*** Specify --enable-obsolete to build it anyway." >&2
+      echo "*** Support will be REMOVED in the next major release of GCC," >&2
+      echo "*** unless a maintainer comes forward." >&2
+      exit 1
+    fi;;
+  esac
+esac
+
 # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
-# updated in each machine entry.
+# updated in each machine entry.  Also set default extra_headers for some
+# machines.
 tm_p_file=
 cpu_type=`echo $machine | sed 's/-.*$//'`
 case $machine in
@@ -226,18 +301,28 @@ xscale-*-*)
        ;;
 c*-convex-*)
        cpu_type=convex
+       extra_headers=proto.h
        ;;
 i[34567]86-*-*)
        cpu_type=i386
+       extra_headers="mmintrin.h xmmintrin.h"
        ;;
 x86_64-*-*)
        cpu_type=i386
+       extra_headers="mmintrin.h xmmintrin.h"
+       ;;
+ia64-*-*)
+       extra_headers=ia64intrin.h
        ;;
 hppa*-*-* | parisc*-*-*)
        cpu_type=pa
        ;;
-m680[02]0-*-*)
+m680[012]0-*-*)
        cpu_type=m68k
+       extra_headers=math-68881.h
+       ;;
+m68k-*-*)
+       extra_headers=math-68881.h
        ;;
 mips*-*-*)
        cpu_type=mips
@@ -247,10 +332,14 @@ pj*-*-*)
        ;;
 powerpc*-*-*)
        cpu_type=rs6000
+       extra_headers="ppc-asm.h altivec.h"
        ;;
 sparc*-*-*)
        cpu_type=sparc
        ;;
+sh64-*-*)
+       cpu_type=sh
+       ;;
 esac
 
 tm_file=${cpu_type}/${cpu_type}.h
@@ -258,6 +347,13 @@ if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h
 then
        tm_p_file=${cpu_type}/${cpu_type}-protos.h
 fi
+
+case $machine in
+x86_64-*-*)
+       tm_file="i386/biarch64.h ${tm_file}"
+       ;;
+esac
+
 # On a.out targets, we need to use collect2.
 case $machine in
 *-*-*aout*)
@@ -265,7 +361,7 @@ case $machine in
        ;;
 esac
 
-# Common parts for GNU/Linux, GNU/Hurd, OpenBSD and FreeBSD systems.
+# Common parts for GNU/Linux, GNU/Hurd, OpenBSD, NetBSD, and FreeBSD systems.
 case $machine in
 *-*-linux*)
        xm_defines=POSIX
@@ -276,7 +372,7 @@ case $machine in
        # support are matched above and just set $cpu_type.
        xm_defines=POSIX
        tm_file="${cpu_type}/gnu.h"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        # GNU always uses ELF.
        elf=yes
        # GNU tools are the only tools.
@@ -286,8 +382,11 @@ case $machine in
        # But here we need a little extra magic.
        tmake_file="t-slibgcc-elf-ver t-linux t-gnu"
        case $machine in
+       alpha*)
+               tm_file="${cpu_type}/${cpu_type}.h alpha/elf.h alpha/linux.h alpha/linux-elf.h gnu.h ${tm_file}"
+               ;;
        i[34567]86-*-*)
-               tm_file="${cpu_type}/${cpu_type}.h i386/att.h elfos.h svr4.h linux.h i386/linux.h gnu.h ${tm_file}"
+               tm_file="${cpu_type}/${cpu_type}.h i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h gnu.h ${tm_file}"
                ;;
        esac
        ;;
@@ -300,6 +399,12 @@ case $machine in
                tmake_file="${tmake_file} t-openbsd-thread"
        fi
        ;;
+*-*-netbsd*)
+       tmake_file="t-slibgcc-elf-ver t-libc-ok t-netbsd"
+       xm_defines=POSIX
+       gas=yes
+       gnu_ld=yes
+       ;;
 *-*-freebsd[12] | *-*-freebsd[12].* | *-*-freebsd*aout*)
        # This is the place-holder for the generic a.out configuration
        # of FreeBSD.  No actual configuration resides here since
@@ -320,7 +425,7 @@ case $machine in
        # entries of tm_file with the minor exception that components
        # of the tm_file set here will always be of the form:
        #
-       # freebsd<version_number>.h [freebsd-<conf_option>.h ...] freebsd.h
+       # freebsd<version_number>.h [freebsd-<conf_option>.h ...] freebsd-spec.h freebsd.h
        #
        # The machine-specific section should not tamper with this
        # ordering but may order all other entries of tm_file as it
@@ -335,7 +440,7 @@ case $machine in
        *-*-freebsd6 | *-*-freebsd[6].*) fbsd_tm_file="freebsd6.h";;
        *) echo 'Please update *-*-freebsd* in gcc/config.gcc'; exit 1;;
        esac
-       tmake_file=t-freebsd
+       tmake_file="t-slibgcc-elf-ver t-freebsd"
        xmake_file=none
        xm_defines=POSIX
        case x${enable_threads} in
@@ -343,19 +448,16 @@ case $machine in
        x | xyes | xpthreads | xposix)
                thread_file='posix'
                tmake_file="${tmake_file} t-freebsd-thread"
+               # Before 5.0, FreeBSD can't bind shared libraries to -lc
+               # when "optionally" threaded via weak pthread_* checks.
+               case $machine in
+               *-*-freebsd[34] | *-*-freebsd[34].*)
+                       tmake_file="${tmake_file} t-slibgcc-nolc-override";;
+               esac
                ;;
        *) echo 'Unknown thread configuration for FreeBSD'; exit 1;;
        esac
-       fbsd_tm_file="${fbsd_tm_file} freebsd.h"
-       if test x${thread_file} = xposix; then
-         if test x${enable_libgcj} = xyes; then
-           echo 'FreeBSD does not currently handle --enable-threads (now'
-           echo 'the default to match system compiler) and --enable-libgcj.'
-           echo 'Please explicitly configure with --disable-threads or'
-           echo '--disable-libgcj'
-           exit 1
-         fi
-       fi
+       fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h"
        ;;
 esac
 
@@ -391,7 +493,8 @@ a29k-*-udi | a29k-*-coff)
        tmake_file=a29k/t-a29kbare
        ;;
 a29k*-*-rtems*)
-       tm_file=a29k/rtems.h
+       xm_defines=POSIX
+       tm_file="a29k/a29k.h a29k/rtems.h rtems.h"
        tmake_file="a29k/t-a29kbare t-rtems"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
@@ -424,7 +527,7 @@ alpha-*-interix)
        target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 
        xm_defines=POSIX
-       xm_file="alpha/xm-alpha-interix.h xm-interix.h"
+       xm_file="alpha/xm-alpha-interix.h"
        tmake_file="alpha/t-alpha t-interix alpha/t-interix alpha/t-ieee"
        if test x$enable_threads = xyes ; then
                thread_file='posix'
@@ -436,16 +539,14 @@ alpha-*-interix)
        #local_prefix='$$INTERIX_ROOT'/usr/contrib
        ;;
 alpha*-*-linux*ecoff*)
-       tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
-       target_cpu_default="MASK_GAS"
-       tmake_file="alpha/t-alpha alpha/t-ieee"
-       gas=no
-       gas=yes gnu_ld=yes
+       echo "Configuration $machine no longer supported" 1>&2
+       exit 1
        ;;
 alpha*-*-linux*libc1*)
        tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
        target_cpu_default="MASK_GAS"
-       tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-crtbe alpha/t-crtfm alpha/t-ieee"
+       tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-crtfm alpha/t-ieee"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        gas=yes gnu_ld=yes
        if test x$enable_threads = xyes; then
                thread_file='posix'
@@ -454,26 +555,31 @@ alpha*-*-linux*libc1*)
 alpha*-*-linux*)
        tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
        target_cpu_default="MASK_GAS"
-       tmake_file="t-slibgcc-elf-ver t-linux alpha/t-crtbe alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
+       tmake_file="t-slibgcc-elf-ver t-linux alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        gas=yes gnu_ld=yes
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        ;;
+alpha*-*-gnu*)
+       target_cpu_default="MASK_GAS"
+       tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
+       ;;
 alpha*-*-freebsd*)
        tm_file="${tm_file} ${fbsd_tm_file} alpha/elf.h alpha/freebsd.h"
        target_cpu_default="MASK_GAS"
-       tmake_file="${tmake_file} alpha/t-crtbe alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
+       tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        ;;
 alpha*-*-netbsd*)
-       xm_defines=POSIX
-       tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
+       tm_file="${tm_file} netbsd.h alpha/elf.h netbsd-elf.h alpha/netbsd.h"
        target_cpu_default="MASK_GAS"
-       tmake_file="alpha/t-crtbe alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
-       gas=yes gnu_ld=yes
+       tmake_file="${tmake_file} alpha/t-alpha alpha/t-ieee"
        ;;
 
 alpha*-*-openbsd*)
+       tm_file="${cpu_type}/${cpu_type}.h ${tm_file}"
        # default x-alpha is only appropriate for dec-osf.
        target_cpu_default="MASK_GAS"
        tmake_file="alpha/t-alpha alpha/t-ieee"
@@ -490,7 +596,8 @@ alpha*-dec-osf*)
                extra_passes="mips-tfile mips-tdump"
        fi
        use_collect2=yes
-       tmake_file="alpha/t-alpha alpha/t-ieee alpha/t-osf alpha/t-crtfm"
+       tmake_file="alpha/t-alpha alpha/t-ieee alpha/t-crtfm"
+       extra_headers=va_list.h
        case $machine in
          *-*-osf1*)
            tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
@@ -528,61 +635,91 @@ alpha*-*-vxworks*)
        use_collect2=yes
        thread_file='vxworks'
        ;;
-alpha*-dec-vms*)
+alpha64-dec-*vms*)
        xm_defines=POSIX
-       tm_file=alpha/vms.h
+       tm_file="${tm_file} alpha/vms.h alpha/vms64.h"
+       xm_file="alpha/xm-vms.h alpha/xm-vms64.h"
+       tmake_file="alpha/t-alpha alpha/t-vms alpha/t-vms64 alpha/t-ieee"
+       xmake_file=alpha/x-vms
+       exeext=.exe
+       # This removes the cpu type and manufacturer components and
+       #  replaces "." with "_" in the operating system version.
+       case $host in *-*-*vms*)
+               target_alias=`echo $host \
+                 | sed 's/.*-.*-\(.*\)$/\1/' | sed 's/\./_/g'`
+               ;;
+       esac
+       install_headers_dir=install-headers-cp
+       prefix=/gnu
+       local_prefix=/gnu
+       ;;
+alpha*-dec-*vms*)
+       xm_defines=POSIX
+       tm_file="${tm_file} alpha/vms.h"
        xm_file=alpha/xm-vms.h
        tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
+       xmake_file=alpha/x-vms
+       exeext=.exe
+       # This removes the cpu type and manufacturer components and
+       #  replaces "." with "_" in the operating system version.
+       case $host in *-*-*vms*)
+               target_alias=`echo $host \
+                 | sed 's/.*-.*-\(.*\)$/\1/' | sed 's/\./_/g'`
+               ;;
+       esac
+       install_headers_dir=install-headers-cp
+       prefix=/gnu
+       local_prefix=/gnu
        ;;
 arc-*-elf*)
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        extra_parts="crtinit.o crtfini.o"
        ;;
-arm*-*-rtems*)
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/rtems-elf.h rtems.h"
-       tmake_file="arm/t-arm-elf t-rtems"
-       if test x$enable_threads = xyes; then
-         thread_file='rtems'
-       fi
-       ;;
 arm-*-coff* | armel-*-coff*)
-       tm_file=arm/coff.h
+       tm_file="arm/semi.h arm/aout.h arm/arm.h arm/coff.h"
        tmake_file=arm/t-arm-coff
        ;;
 arm-*-vxworks*)
-       tm_file=arm/vxarm.h
+       tm_file="arm/semi.h arm/aout.h arm/coff.h arm/vxarm.h arm/arm.h"
        tmake_file=arm/t-arm-coff
        thread_file='vxworks'
        ;;
 arm-*-riscix1.[01]*)           # Acorn RISC machine (early versions)
-       tm_file=arm/riscix1-1.h
+       tm_file="arm/riscix1-1.h arm/arm.h"
        use_collect2=yes
        ;;
 arm-*-riscix*)                 # Acorn RISC machine
        if test x$gas = xyes
        then
-           tm_file=arm/rix-gas.h
+           tm_file="arm/riscix.h arm/rix-gas.h arm/arm.h"
        else
-           tm_file=arm/riscix.h
+           tm_file="arm/riscix.h arm/arm.h"
        fi
        tmake_file=arm/t-riscix
        use_collect2=yes
        ;;
 arm-semi-aout | armel-semi-aout)
-       tm_file=arm/semi.h
+       tm_file="arm/semi.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-semi
        ;;
 arm-semi-aof | armel-semi-aof)
-       tm_file=arm/semiaof.h
+       tm_file="arm/semiaof.h arm/aof.h arm/arm.h"
        tmake_file=arm/t-semi
        ;;
+arm*-*-freebsd*|strongarm*-*-freebsd*)
+       tm_file="dbxelf.h elfos.h ${fbsd_tm_file} arm/elf.h arm/aout.h arm/freebsd.h arm/arm.h"
+       tmake_file="${tmake_file} arm/t-strongarm-elf"
+       ;;
+arm*-*-netbsdelf*)
+       echo "GCC does not yet support the ${machine} target"; exit 1
+       ;;
 arm*-*-netbsd*)
-       tm_file=arm/netbsd.h
+       tm_file="arm/aout.h arm/arm.h netbsd.h netbsd-aout.h arm/netbsd.h"
        tmake_file="t-netbsd arm/t-netbsd"
        use_collect2=yes
        ;;
 arm*-*-linux*)                 # ARM GNU/Linux with ELF
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/linux-gas.h arm/linux-elf.h"
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/linux-gas.h arm/linux-elf.h"
        tmake_file="t-slibgcc-elf-ver t-linux arm/t-linux"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
        gnu_ld=yes
@@ -593,7 +730,7 @@ arm*-*-linux*)                      # ARM GNU/Linux with ELF
        esac
        ;;
 arm*-*-uclinux*)               # ARM ucLinux
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/linux-gas.h arm/linux-elf.h arm/uclinux-elf.h"
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/linux-gas.h arm/linux-elf.h arm/uclinux-elf.h"
        tmake_file=arm/t-arm-elf
        ;;
 arm*-*-aout)
@@ -601,19 +738,27 @@ arm*-*-aout)
        tmake_file=arm/t-arm-aout
        ;;
 arm*-*-ecos-elf)
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/ecos-elf.h"
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/ecos-elf.h"
        tmake_file=arm/t-arm-elf
        ;;
+arm*-*-rtems*)
+       xm_defines=POSIX
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/rtems-elf.h rtems.h"
+       tmake_file="arm/t-arm-elf t-rtems"
+       if test x$enable_threads = xyes; then
+         thread_file='rtems'
+       fi
+       ;;
 arm*-*-elf)
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-arm-elf
        ;;
 arm*-*-conix*)
-       tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/conix-elf.h arm/aout.h arm/arm.h"
+       tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/conix-elf.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-arm-elf
        ;;
 arm*-*-oabi)
-       tm_file="arm/unknown-elf-oabi.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
+       tm_file="arm/unknown-elf-oabi.h dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-arm-elf
        ;;
 arm-*-pe*)
@@ -644,8 +789,9 @@ c38-convex-*)
        use_collect2=yes
        ;;
 c4x-*-rtems*)
+       xm_defines=POSIX
        tmake_file="c4x/t-c4x t-rtems"
-       tm_file=c4x/rtems.h
+       tm_file="c4x/c4x.h c4x/rtems.h rtems.h"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -661,7 +807,6 @@ c4x-*)
 clipper-intergraph-clix*)
        tm_file="${tm_file} svr3.h clipper/clix.h"
        xm_defines=POSIX
-       extra_headers=va-clipper.h
        extra_parts="crtbegin.o crtend.o"
        install_headers_dir=install-headers-cpio
        ;;
@@ -671,14 +816,14 @@ cris-*-aout)
        tmake_file="cris/t-cris cris/t-aout"
        ;;
 cris-*-elf | cris-*-none)
-       tm_file="elfos.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h ${tm_file}"
        tmake_file="cris/t-cris cris/t-elfmulti"
        gas=yes
        ;;
 cris-*-linux*)
-       tm_file="elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
        tmake_file="cris/t-cris t-slibgcc-elf-ver cris/t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        case x${enable_threads} in
        x | xyes | xpthreads | xposix)
                thread_file=posix
@@ -687,7 +832,7 @@ cris-*-linux*)
        gas=yes
        ;;
 d30v-*)
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        float_format=i64
        ;;
 dsp16xx-*)
@@ -696,13 +841,14 @@ elxsi-elxsi-*)
        use_collect2=yes
        ;;
 fr30-*-elf)
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        tmake_file=fr30/t-fr30
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        ;;
 h8300-*-rtems*)
+       xm_defines=POSIX
        tmake_file="h8300/t-h8300 t-rtems"
-       tm_file=h8300/rtems.h
+       tm_file="h8300/h8300.h h8300/rtems.h rtems.h"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -718,17 +864,17 @@ h8300-*-*)
        ;;
 hppa*64*-*-linux* | parisc*64*-*-linux*)
        target_cpu_default="(MASK_PA_11 | MASK_PA_20)"
-       tm_file="pa/pa64-start.h ${tm_file} elfos.h svr4.h linux.h pa/pa-linux.h \
+       tm_file="pa/pa64-start.h ${tm_file} dbxelf.h elfos.h svr4.h linux.h pa/pa-linux.h \
                 pa/pa64-regs.h pa/pa-64.h pa/pa64-linux.h"
        tmake_file=pa/t-linux64
        gas=yes gnu_ld=yes
        ;;
 hppa*-*-linux* | parisc*-*-linux*)
        target_cpu_default="MASK_PA_11"
-       tm_file="${tm_file} elfos.h svr4.h linux.h pa/pa-linux.h \
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h pa/pa-linux.h \
                 pa/pa32-regs.h pa/pa32-linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux pa/t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gas=yes gnu_ld=yes
        if test x$enable_threads = xyes; then
                thread_file='posix'
@@ -740,34 +886,41 @@ hppa*-*-openbsd*)
        ;;
 hppa1.1-*-pro*)
        target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
-       tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
+       tm_file="${tm_file} pa/pa32-regs.h dbxelf.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
        tmake_file="pa/t-bsd pa/t-pro"
+       xmake_file="pa/x-ada"
        ;;
 hppa1.1-*-osf*)
        target_cpu_default="MASK_PA_11"
        tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
        tmake_file="pa/t-bsd pa/t-pa"
+       xmake_file="pa/x-ada"
        use_collect2=yes
        ;;
 hppa1.1-*-rtems*)
+       xm_defines=POSIX
        target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
-       tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
+       tm_file="${tm_file} pa/pa32-regs.h dbxelf.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h rtems.h"
        tmake_file="pa/t-bsd pa/t-pro"
+       xmake_file="pa/x-ada"
        ;;
 hppa1.0-*-osf*)
        tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
        tmake_file="pa/t-bsd pa/t-pa"
+       xmake_file="pa/x-ada"
        use_collect2=yes
        ;;
 hppa1.1-*-bsd*)
        tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
        target_cpu_default="MASK_PA_11"
        tmake_file="pa/t-bsd pa/t-pa"
+       xmake_file="pa/x-ada"
        use_collect2=yes
        ;;
 hppa1.0-*-bsd*)
        tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
        tmake_file="pa/t-bsd pa/t-pa"
+       xmake_file="pa/x-ada"
        use_collect2=yes
        ;;
 hppa1.0-*-hpux7*)
@@ -820,7 +973,8 @@ hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
        float_format=i128
        xm_defines=POSIX
-       tmake_file="pa/t-pa pa/t-pa-hpux"
+       tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
+       xmake_file="pa/x-ada"
        if test x$enable_threads = x; then
            enable_threads=$have_pthread_h
        fi
@@ -836,7 +990,8 @@ hppa1.0-*-hpux10*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
        float_format=i128
        xm_defines=POSIX
-       tmake_file="pa/t-pa pa/t-pa-hpux"
+       tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
+       xmake_file="pa/x-ada"
        if test x$enable_threads = x; then
            enable_threads=$have_pthread_h
        fi
@@ -850,10 +1005,10 @@ hppa1.0-*-hpux10*)
        ;;
 hppa*64*-*-hpux11*)
        xm_defines=POSIX
-       tmake_file="pa/t-pa pa/t-pa-hpux"
        tm_file="pa/pa64-start.h ${tm_file} pa/pa64-regs.h pa/long_double.h pa/elf.h pa/pa-hpux.h pa/pa-hpux11.h pa/pa-64.h pa/pa64-hpux.h"
        float_format=i128
-       tmake_file=pa/t-pa64
+       tmake_file="pa/t-pa64 pa/t-pa-hpux"
+       xmake_file="pa/x-ada"
        target_cpu_default="(MASK_PA_11|MASK_PA_20|MASK_GAS)"
 
 #      if [ x$enable_threads = x ]; then
@@ -871,7 +1026,8 @@ hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
        float_format=i128
        xm_defines=POSIX
-       tmake_file="pa/t-pa pa/t-pa-hpux"
+       tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
+       xmake_file="pa/x-ada"
 #      if test x$enable_threads = x; then
 #          enable_threads=$have_pthread_h
 #      fi
@@ -886,7 +1042,8 @@ hppa1.0-*-hpux11*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
        float_format=i128
        xm_defines=POSIX
-       tmake_file=pa/t-pa-hpux
+       tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
+       xmake_file="pa/x-ada"
 #      if test x$enable_threads = x; then
 #          enable_threads=$have_pthread_h
 #      fi
@@ -928,14 +1085,15 @@ hppa1.0-*-hiux*)
        use_collect2=yes
        ;;
 hppa*-*-lites*)
-       tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h"
+       tm_file="${tm_file} pa/pa32-regs.h dbxelf.h elfos.h pa/elf.h"
        target_cpu_default="MASK_PA_11"
        tmake_file="pa/t-bsd pa/t-pa"
+       xmake_file="pa/x-ada"
        use_collect2=yes
        ;;
 hppa*-*-mpeix*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-mpeix.h"
-       xmake_file=pa/x-pa-mpeix
+       tmake_file=pa/t-mpeix
        echo "You must use gas. Assuming it is already installed."
        gas=yes
        install_headers_dir=install-headers-tar
@@ -956,10 +1114,10 @@ i370-*-mvs*)
        cxx_target_objs="i370-c.o"
        ;;
 i370-*-linux*)
-       tm_file="elfos.h svr4.h linux.h i370/linux.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h linux.h i370/linux.h ${tm_file}"
        tmake_file="t-slibgcc-elf-ver t-linux"
        # broken_install=yes
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        # extra_parts="crtbegin.o crtend.o"
        gnu_ld=yes
        gas=yes
@@ -970,7 +1128,7 @@ i370-*-linux*)
        ;;
 i[34567]86-*-chorusos*)
        xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h i386/i386elf.h chorus.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h i386/i386elf.h chorus.h"
        tmake_file="i386/t-i386elf t-svr4"
        case x${enable_threads} in
          xyes | xpthreads | xposix)
@@ -980,17 +1138,17 @@ i[34567]86-*-chorusos*)
        ;;
 i[34567]86-*-elf*)
        xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h i386/i386elf.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h i386/i386elf.h"
        tmake_file="i386/t-i386elf t-svr4"
        ;;
 i[34567]86-ibm-aix*)           # IBM PS/2 running AIX
         if test x$gas = xyes
        then
-               tm_file=i386/aix386.h
+               tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/aix386.h"
                extra_parts="crtbegin.o crtend.o"
                tmake_file=i386/t-crtstuff
        else
-               tm_file=i386/aix386ng.h
+               tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/aix386ng.h"
                use_collect2=yes
        fi
        xm_defines=POSIX
@@ -1001,13 +1159,14 @@ i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
        then
                tm_file=i386/sysv4gdb.h
        else
-               tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h"
+               tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h"
        fi
        extra_parts="crtbegin.o crtend.o"
        tmake_file=i386/t-crtpic
        ;;
 i[34567]86-next-*)
-       tm_file=i386/next.h
+       tm_p_file="${tm_p_file} nextstep-protos.h"
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h nextstep.h i386/next.h"
        tmake_file=i386/t-next
        extra_objs=nextstep.o
        extra_parts="crtbegin.o crtend.o"
@@ -1016,28 +1175,28 @@ i[34567]86-next-*)
        fi
        ;;
 i[34567]86-*-netware)          # Intel 80386's running netware
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h netware.h i386/netware.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h netware.h i386/netware.h"
        tmake_file=i386/t-netware
        ;;
 i[34567]86-sequent-bsd*)               # 80386 from Sequent
        use_collect2=yes
        if test x$gas = xyes
        then
-               tm_file=i386/seq-gas.h
+               tm_file="${tm_file} i386/unix.h i386/bsd.h i386/sequent.h i386/seq-gas.h"
        else
-               tm_file=i386/sequent.h
+               tm_file="${tm_file} i386/unix.h i386/bsd.h i386/sequent.h"
        fi
        ;;
 i[34567]86-sequent-ptx1*)
        xm_defines=POSIX
-       tm_file=i386/seq-sysv3.h
+       tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/sysv3.h i386/seq-sysv3.h"
        tmake_file=i386/t-crtstuff
        extra_parts="crtbegin.o crtend.o"
        install_headers_dir=install-headers-cpio
        ;;
 i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
        xm_defines=POSIX
-       tm_file=i386/seq2-sysv3.h
+       tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/sysv3.h i386/seq-sysv3.h i386/seq2-sysv3.h"
        tmake_file=i386/t-crtstuff
        extra_parts="crtbegin.o crtend.o"
        install_headers_dir=install-headers-cpio
@@ -1048,77 +1207,81 @@ i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
                tm_file="${tm_file} usegas.h"
        fi
        xm_defines="POSIX SMALL_ARG_MAX"
-       tm_file="${tm_file} i386/att.h elfos.h ptx4.h i386/ptx4-i.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ptx4.h i386/ptx4-i.h"
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
        install_headers_dir=install-headers-cpio
        ;;
 i386-sun-sunos*)               # Sun i386 roadrunner
        xm_defines=POSIX
-       tm_file=i386/sun.h
+       tm_file="${tm_file} i386/unix.h i386/sun386.h i386/sun.h"
        use_collect2=yes
        ;;
 i[34567]86-wrs-vxworks*)
-       tm_file=i386/vxi386.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/i386-aout.h i386/vxi386.h"
        thread_file='vxworks'
        ;;
 i[34567]86-*-aout*)
-       tm_file=i386/i386-aout.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/i386-aout.h"
        ;;
 i[34567]86-*-beoself* | i[34567]86-*-beos*)
        xm_defines=POSIX
        tmake_file='i386/t-beos i386/t-crtpic'
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/beos-elf.h"
-       xmake_file=i386/x-beos
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/beos-elf.h"
        extra_parts='crtbegin.o crtend.o'
        ;;
 i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
-       tm_file="i386/386bsd.h i386/bsd386.h"
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/386bsd.h i386/bsd386.h"
 #      tmake_file=t-libc-ok
        ;;
 i[34567]86-*-bsd*)
-       tm_file=i386/386bsd.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/386bsd.h"
 #      tmake_file=t-libc-ok
 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
 #      use_collect2=yes
        ;;
 i[34567]86-*-freebsd[12] | i[34567]86-*-freebsd[12].* | i[34567]86-*-freebsd*aout*)
-       tm_file=i386/freebsd-aout.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/freebsd-aout.h"
        tmake_file=t-freebsd
        ;;
 i[34567]86-*-freebsd*)
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h ${fbsd_tm_file} i386/freebsd.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${fbsd_tm_file} i386/freebsd.h"
+       ;;
+x86_64-*-freebsd*)
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${fbsd_tm_file} i386/x86-64.h i386/freebsd.h i386/freebsd64.h"
        ;;
 i[34567]86-*-netbsdelf*)
-       xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/netbsd-elf.h"
-       tmake_file=t-netbsd
-       gnu_ld=yes
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/netbsd-elf.h"
        float_format=i386
        ;;
 i[34567]86-*-netbsd*)
-       tm_file=i386/netbsd.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h netbsd.h netbsd-aout.h i386/netbsd.h"
        tmake_file=t-netbsd
        use_collect2=yes
        ;;
+x86_64-*-netbsd*)
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/x86-64.h i386/netbsd64.h"
+       float_format=i386
+       ;;
 i[34567]86-*-openbsd*)
+       tm_file="${cpu_type}/${cpu_type}.h i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h openbsd-oldgas.h openbsd.h ${tm_file}"
        # needed to unconfuse gdb
        tmake_file="t-libc-ok t-openbsd i386/t-openbsd"
        # we need collect2 until our bug is fixed...
        use_collect2=yes
        ;;
 i[34567]86-*-coff*)
-       tm_file=i386/i386-coff.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/i386-coff.h"
        ;;
 i[34567]86-*-isc*)             # 80386 running ISC system
        xm_defines=POSIX
         if test x$gas = xyes -a x$stabs = xyes
        then
-               tm_file=i386/iscdbx.h
+               tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/svr3gas.h i386/svr3dbx.h i386/iscdbx.h"
                tmake_file=i386/t-svr3dbx
                extra_parts="svr3.ifile svr3z.ifile"
        else
-               tm_file=i386/isccoff.h
+               tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/sysv3.h i386/isc.h"
                tmake_file=i386/t-crtstuff
                extra_parts="crtbegin.o crtend.o"
        fi
@@ -1128,21 +1291,21 @@ i[34567]86-*-linux*oldld*)      # Intel 80386's running GNU/Linux
                                # with a.out format using
                                # pre BFD linkers
        tmake_file="t-linux-aout i386/t-crtstuff"
-       tm_file=i386/linux-oldld.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h linux-aout.h i386/linux-oldld.h"
        gnu_ld=yes
        float_format=i386
        ;;
 i[34567]86-*-linux*aout*)      # Intel 80386's running GNU/Linux
                                # with a.out format
        tmake_file="t-linux-aout i386/t-crtstuff"
-       tm_file=i386/linux-aout.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h linux-aout.h i386/linux-aout.h"
        gnu_ld=yes
        float_format=i386
        ;;
 i[34567]86-*-linux*libc1)      # Intel 80386's running GNU/Linux
                                # with ELF format using the
                                # GNU/Linux C library 5
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h linux.h i386/linux.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 i386/t-crtstuff"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
        gnu_ld=yes
@@ -1154,9 +1317,9 @@ i[34567]86-*-linux*libc1) # Intel 80386's running GNU/Linux
 i[34567]86-*-linux*)   # Intel 80386's running GNU/Linux
                        # with ELF format using glibc 2
                        # aka GNU/Linux C library 6
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h linux.h i386/linux.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux i386/t-crtstuff"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gnu_ld=yes
        float_format=i386
        if test x$enable_threads = xyes; then
@@ -1164,10 +1327,10 @@ i[34567]86-*-linux*)    # Intel 80386's running GNU/Linux
        fi
        ;;
 x86_64-*-linux*)
-       tm_file="i386/biarch64.h i386/i386.h i386/att.h elfos.h svr4.h linux.h \
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h \
                 i386/x86-64.h i386/linux64.h"
-       tmake_file="t-slibgcc-elf-ver t-linux i386/t-crtstuff"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       tmake_file="t-slibgcc-elf-ver t-linux i386/t-crtstuff i386/t-linux64"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gnu_ld=yes
        float_format=i386
        if test x$enable_threads = xyes; then
@@ -1183,8 +1346,8 @@ i[34567]86-go32-msdos | i[34567]86-*-go32*)
        ;;
 i[34567]86-pc-msdosdjgpp*)
        xm_file=i386/xm-djgpp.h
-       tm_file=i386/djgpp.h
-       xmake_file=i386/x-djgpp
+       tm_file="dbxcoff.h ${tm_file} i386/djgpp.h"
+       tmake_file=i386/t-djgpp
        gnu_ld=yes
        gas=yes
        exeext=.exe
@@ -1195,7 +1358,7 @@ i[34567]86-pc-msdosdjgpp*)
        esac
        ;;
 i[34567]86-moss-msdos* | i[34567]86-*-moss*)
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h linux.h i386/linux.h i386/moss.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h i386/moss.h"
        tmake_file=t-libc-ok
        gnu_ld=yes
        gas=yes
@@ -1203,44 +1366,47 @@ i[34567]86-moss-msdos* | i[34567]86-*-moss*)
 i[34567]86-*-lynxos*)
        if test x$gas = xyes
        then
-               tm_file=i386/lynx.h
+               tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h lynx.h i386/lynx.h"
        else
-               tm_file=i386/lynx-ng.h
+               tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h lynx-ng.h i386/lynx-ng.h"
        fi
        ;;
 i[34567]86-*-mach*)
-       tm_file=i386/mach.h
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/mach.h"
 #      tmake_file=t-libc-ok
        use_collect2=yes
        ;;
 i[34567]86-*-osfrose*)         # 386 using OSF/rose
         if test x$elf = xyes
        then
-               tm_file=i386/osfelf.h
+               tm_file="${tm_file} halfpic.h i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/osfrose.h i386/osfelf.h"
                use_collect2=
        else
-               tm_file=i386/osfrose.h
+               tm_file="${tm_file} halfpic.h i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h i386/osfrose.h"
                use_collect2=yes
        fi
        tmake_file=i386/t-osf
        extra_objs=halfpic.o
        ;;
 i[34567]86-go32-rtems*)
-       tm_file=i386/djgpp-rtems.h
+       xm_defines=POSIX
+       tm_file="dbxcoff.h ${tm_file} i386/djgpp.h i386/djgpp-rtems.h rtems.h"
        tmake_file=t-rtems
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 i[34567]86-*-rtemscoff*)
-       tm_file=i386/rtems.h
+       xm_defines=POSIX
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/i386-coff.h i386/rtems.h rtems.h"
        tmake_file=t-rtems
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h linux.h i386/rtemself.h rtems.h"
+       xm_defines=POSIX
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h i386/i386elf.h i386/rtemself.h rtems.h"
        extra_parts="crtbegin.o crtend.o crti.o crtn.o"
        tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
        if test x$enable_threads = xyes; then
@@ -1250,7 +1416,7 @@ i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
 i[34567]86-*-sco3.2v5*)        # 80386 running SCO Open Server 5
        xm_defines=POSIX
        install_headers_dir=install-headers-cpio
-       tm_file=i386/sco5.h
+       tm_file="${tm_file} i386/unix.h i386/att.h i386/sco5.h"
        if test x$gas = xyes
        then
                tm_file="usegas.h ${tm_file}"
@@ -1262,9 +1428,8 @@ i[34567]86-*-sco3.2v5*)   # 80386 running SCO Open Server 5
        ;;
 i[34567]86-*-solaris2*)
        xm_defines="POSIX SMALL_ARG_MAX"
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/sol2.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/sol2.h"
        if test x$gas = xyes; then
-               # Only needed if gas does not support -s
                tm_file="i386/sol2gas.h ${tm_file}"
        fi
        tmake_file="i386/t-sol2 t-svr4"
@@ -1290,7 +1455,7 @@ i[34567]86-*-solaris2*)
        ;;
 i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
        xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/sysv5.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/sysv5.h"
        if test x$stabs = xyes
        then
                tm_file="${tm_file} dbx.h"
@@ -1303,7 +1468,7 @@ i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
        ;;
 i[34567]86-*-sysv4*)           # Intel 80386's running system V.4
        xm_defines="POSIX SMALL_ARG_MAX"
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h"
        if test x$stabs = xyes
        then
                tm_file="${tm_file} dbx.h"
@@ -1313,19 +1478,18 @@ i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
        ;;
 i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
        xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/sysv5.h i386/udk.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/sysv5.h i386/udk.h"
        tmake_file="i386/t-crtpic i386/t-udk t-svr4"
        extra_parts="crtbegin.o crtend.o"
        install_headers_dir=install-headers-cpio
        ;;
 i[34567]86-*-osf1*)            # Intel 80386's running OSF/1 1.3+
-       xm_file=i386/xm-osf1elf.h
        xm_defines='POSIX USE_C_ALLOCA SMALL_ARG_MAX'
        if test x$stabs = xyes
        then
-               tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/osf1elf.h i386/osf1elfgdb.h"
+               tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/osf1elf.h i386/osf1elfgdb.h"
        else
-               tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/osf1elf.h"
+               tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/osf1elf.h"
        fi
        tmake_file=i386/t-osf1elf
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
@@ -1336,31 +1500,31 @@ i[34567]86-*-sysv*)             # Intel 80386's running system V
        then
                if test x$stabs = xyes
                then
-                       tm_file=i386/svr3dbx.h
+                       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/svr3gas.h i386/svr3dbx.h"
                        tmake_file=i386/t-svr3dbx
                        extra_parts="svr3.ifile svr3z.rfile"
                else
-                       tm_file=i386/svr3gas.h
+                       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/svr3gas.h"
                        extra_parts="crtbegin.o crtend.o"
                        tmake_file=i386/t-crtstuff
                fi
        else
-               tm_file=i386/sysv3.h
+               tm_file="${tm_file} svr3.h i386/unix.h i386/att.h i386/sysv3.h"
                extra_parts="crtbegin.o crtend.o"
                tmake_file=i386/t-crtstuff
        fi
        tmake_file="$tmake_file i386/t-crtpic"
        ;;
 i386-*-vsta)                   # Intel 80386's running VSTa kernel
-       xm_file=i386/xm-vsta.h
-       tm_file=i386/vsta.h
+       xm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/xm-vsta.h"
+       tm_file="${tm_file} i386/vsta.h"
        ;;
 i[34567]86-*-win32)
        xm_defines=POSIX
        xm_file=i386/xm-cygwin.h
        float_format=i386
        tmake_file=i386/t-cygwin
-       tm_file=i386/win32.h
+       tm_file="${tm_file} i386/win32.h"
        extra_objs=winnt.o
        if test x$enable_threads = xyes; then
                thread_file='win32'
@@ -1399,7 +1563,7 @@ i[34567]86-*-mingw32*)
        esac
        ;;
 i[34567]86-*-uwin*)
-       tm_file=i386/uwin.h
+       tm_file="i386/cygwin.h i386/uwin.h"
        tmake_file="i386/t-cygwin i386/t-uwin"
        extra_objs=winnt.o
        if test x$enable_threads = xyes; then
@@ -1407,9 +1571,23 @@ i[34567]86-*-uwin*)
        fi
        exeext=.exe
        ;;
+i[34567]86-*-interix3*)
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/i386-interix.h i386/i386-interix3.h interix.h interix3.h"
+       xm_file="i386/xm-i386-interix.h"
+       xm_defines=POSIX
+       tmake_file="t-interix i386/t-interix"
+       extra_objs=interix.o
+       xmake_file="x-interix"
+       if test x$enable_threads = xyes ; then
+               thread_file='posix'
+       fi
+       if test x$stabs = xyes ; then
+               tm_file="${tm_file} dbxcoff.h"
+       fi
+       ;;
 i[34567]86-*-interix*)
-       tm_file="i386/i386-interix.h interix.h"
-       xm_file="i386/xm-i386-interix.h xm-interix.h"
+       tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/i386-interix.h interix.h"
+       xm_file="i386/xm-i386-interix.h"
        xm_defines=POSIX
        tmake_file="t-interix i386/t-interix"
        extra_objs=interix.o
@@ -1422,12 +1600,12 @@ i[34567]86-*-interix*)
        ;;
 i[34567]86-dg-dgux*)
        xm_defines=POSIX
-       tm_file="${tm_file} i386/att.h elfos.h svr4.h i386/sysv4.h i386/dgux.h"
+       tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h i386/dgux.h"
        tmake_file=i386/t-dgux
        install_headers_dir=install-headers-cpio
       ;;
 i860-alliant-*)                # Alliant FX/2800
-       tm_file="${tm_file} elfos.h svr4.h i860/sysv4.h i860/fx2800.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h i860/sysv4.h i860/fx2800.h"
        tmake_file=i860/t-fx2800
        extra_parts="crtbegin.o crtend.o"
        ;;
@@ -1453,7 +1631,7 @@ i860-*-sysv3*)
        extra_parts="crtbegin.o crtend.o"
        ;;
 i860-*-sysv4*)
-       tm_file="${tm_file} elfos.h svr4.h i860/sysv4.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h i860/sysv4.h"
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
@@ -1489,8 +1667,9 @@ i960-*-coff*)
        cxx_target_objs="i960-c.o"
        ;;
 i960-*-rtems)
+       xm_defines=POSIX
        tmake_file="i960/t-960bare t-rtems"
-       tm_file="${tm_file} dbxcoff.h i960/rtems.h"
+       tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/rtems.h rtems.h"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -1504,12 +1683,12 @@ i960-*-*)                       # Default i960 environment.
        cxx_target_objs="i960-c.o"
        ;;
 ia64*-*-aix*)
-       tm_file="${tm_file} elfos.h svr4.h ia64/sysv4.h ia64/aix.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h ia64/sysv4.h ia64/aix.h"
        tmake_file="ia64/t-ia64 ia64/t-aix"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
        ;;
 ia64*-*-elf*)
-       tm_file="${tm_file} elfos.h ia64/sysv4.h ia64/elf.h"
+       tm_file="${tm_file} dbxelf.h elfos.h ia64/sysv4.h ia64/elf.h"
        tmake_file="ia64/t-ia64"
        target_cpu_default="0"
        if test x$gas = xyes
@@ -1523,13 +1702,13 @@ ia64*-*-elf*)
        float_format=i386
        ;;
 ia64*-*-freebsd*)
-       tm_file="${tm_file} ${fbsd_tm_file} elfos.h ia64/sysv4.h ia64/freebsd.h"
+       tm_file="${tm_file} dbxelf.h elfos.h ${fbsd_tm_file} ia64/sysv4.h ia64/freebsd.h"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
        tmake_file="${tmake_file} ia64/t-ia64"
        float_format=i386
        ;;
 ia64*-*-linux*)
-       tm_file="${tm_file} elfos.h svr4.h linux.h ia64/sysv4.h ia64/linux.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h ia64/sysv4.h ia64/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux ia64/t-ia64 ia64/t-glibc"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
        if test x$enable_threads = xyes; then
@@ -1538,7 +1717,7 @@ ia64*-*-linux*)
        float_format=i386
        ;;
 ia64*-*-hpux*)
-       tm_file="${tm_file} elfos.h svr4.h ia64/sysv4.h ia64/hpux.h ia64/hpux_longdouble.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h ia64/sysv4.h ia64/hpux.h ia64/hpux_longdouble.h"
        tmake_file="ia64/t-ia64 ia64/t-hpux"
        target_cpu_default="MASK_GNU_AS"
        if test x$enable_threads = xyes; then
@@ -1547,19 +1726,19 @@ ia64*-*-hpux*)
        float_format=i386
        ;;
 m32r-*-elf*)
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        extra_parts="crtinit.o crtfini.o"
        ;;
 # m68hc11 and m68hc12 share the same machine description.
 m68hc11-*-*|m6811-*-*)
-       tm_file="elfos.h m68hc11/m68hc11.h"
+       tm_file="dbxelf.h elfos.h m68hc11/m68hc11.h"
        tm_p_file="m68hc11/m68hc11-protos.h"
        md_file="m68hc11/m68hc11.md"
        out_file="m68hc11/m68hc11.c"
        tmake_file="m68hc11/t-m68hc11-gas"
         ;;
 m68hc12-*-*|m6812-*-*)
-       tm_file="m68hc11/m68hc12.h elfos.h m68hc11/m68hc11.h"
+       tm_file="m68hc11/m68hc12.h dbxelf.h elfos.h m68hc11/m68hc11.h"
        tm_p_file="m68hc11/m68hc11-protos.h"
        md_file="m68hc11/m68hc11.md"
        out_file="m68hc11/m68hc11.c"
@@ -1569,12 +1748,10 @@ m68000-convergent-sysv*)
        tm_file=m68k/ctix.h
        xm_defines=POSIX
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68000-hp-bsd*)                        # HP 9000/200 running BSD
        tm_file=m68k/hp2bsd.h
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68000-hp-hpux*)               # HP 9000 series 300
        xm_defines=POSIX
@@ -1587,17 +1764,14 @@ m68000-hp-hpux*)                # HP 9000 series 300
        tmake_file=m68k/t-hp320
        install_headers_dir=install-headers-cpio
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68000-sun-sunos3*)
        tm_file=m68k/sun2.h
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68000-sun-sunos4*)
        tm_file=m68k/sun2o4.h
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68000-att-sysv*)
        xm_defines=POSIX
@@ -1608,13 +1782,11 @@ m68000-att-sysv*)
                tm_file=m68k/3b1.h
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-apple-aux*)               # Apple Macintosh running A/UX
        xm_defines=POSIX
        tmake_file=m68k/t-aux
        install_headers_dir=install-headers-cpio
-       extra_headers=math-68881.h
        extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
        tm_file=
        if test "$gnu_ld" = yes
@@ -1635,7 +1807,6 @@ m68k-apple-aux*)          # Apple Macintosh running A/UX
 m68k-apollo-*)
        tm_file=m68k/apollo68.h
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-altos-sysv*)                 # Altos 3068
@@ -1647,7 +1818,6 @@ m68k-altos-sysv*)            # Altos 3068
                echo "The Altos is supported only with the GNU assembler" 1>&2
                exit 1
        fi
-       extra_headers=math-68881.h
         ;;
 m68k-bull-sysv*)               # Bull DPX/2
        if test x$gas = xyes
@@ -1663,14 +1833,12 @@ m68k-bull-sysv*)                # Bull DPX/2
        fi
        xm_defines=POSIX
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-atari-sysv4*)              # Atari variant of V.4.
        tm_file=m68k/atari.h
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-motorola-sysv*)
@@ -1696,56 +1864,47 @@ m68k-motorola-sysv*)
        fi
        gdb_needs_out_file_path=yes
        extra_parts="crt0.o mcrt0.o"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-ncr-sysv*)                        # NCR Tower 32 SVR3
        tm_file=m68k/tower-as.h
        xm_defines=POSIX
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        ;;
 m68k-plexus-sysv*)
        tm_file=m68k/plexus.h
        xm_defines=POSIX
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-tti-*)
        tm_file=m68k/pbb.h
        xm_defines=POSIX
-       extra_headers=math-68881.h
        ;;
 m68k-crds-unos*)
        xm_defines=POSIX
        tm_file=m68k/crds.h
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-cbm-sysv4*)               # Commodore variant of V.4.
        tm_file=m68k/amix.h
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-ccur-rtu)
        tm_file=m68k/ccur-GAS.h
-       extra_headers=math-68881.h
        use_collect2=yes
        float_format=m68k
        ;;
 m68k-hp-bsd4.4*)               # HP 9000/3xx running 4.4bsd
        tm_file=m68k/hp3bsd44.h
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-hp-bsd*)                  # HP 9000/3xx running Berkeley Unix
        tm_file=m68k/hp3bsd.h
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-isi-bsd*)
@@ -1757,7 +1916,6 @@ m68k-isi-bsd*)
                float_format=m68k
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-hp-hpux7*)        # HP 9000 series 300 running HPUX version 7.
        xm_defines=POSIX
@@ -1771,7 +1929,6 @@ m68k-hp-hpux7*)   # HP 9000 series 300 running HPUX version 7.
        fi
        install_headers_dir=install-headers-cpio
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-hp-hpux*) # HP 9000 series 300
@@ -1786,13 +1943,11 @@ m68k-hp-hpux*)  # HP 9000 series 300
        fi
        install_headers_dir=install-headers-cpio
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-sun-mach*)
        tm_file=m68k/sun3mach.h
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-sony-newsos3*)
@@ -1803,7 +1958,6 @@ m68k-sony-newsos3*)
                tm_file=m68k/news3.h
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-sony-bsd* | m68k-sony-newsos*)
@@ -1814,25 +1968,24 @@ m68k-sony-bsd* | m68k-sony-newsos*)
                tm_file=m68k/news.h
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-next-nextstep2*)
+       tm_p_file="${tm_p_file} nextstep-protos.h"
        tm_file=m68k/next21.h
        tmake_file=m68k/t-next
        xmake_file=m68k/x-next
        extra_objs=nextstep.o
-       extra_headers=math-68881.h
        use_collect2=yes
        float_format=m68k
         ;;
 m68k-next-nextstep[34]*)
+       tm_p_file="${tm_p_file} nextstep-protos.h"
        tm_file=m68k/next.h
        tmake_file=m68k/t-next
        xmake_file=m68k/x-next
        extra_objs=nextstep.o
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        float_format=m68k
        if test x$enable_threads = xyes; then
                thread_file='mach'
@@ -1847,7 +2000,6 @@ m68k-sun-sunos3*)
                float_format=m68k
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-sun-sunos*)                       # For SunOS 4 (the default).
        if test x$with_fp = xno
@@ -1858,32 +2010,27 @@ m68k-sun-sunos*)                        # For SunOS 4 (the default).
                float_format=m68k
        fi
        use_collect2=yes
-       extra_headers=math-68881.h
        ;;
 m68k-wrs-vxworks*)
        tm_file=m68k/vxm68k.h
        tmake_file=m68k/t-vxworks68
-       extra_headers=math-68881.h
        thread_file='vxworks'
        float_format=m68k
        ;;
 m68k-*-aout*)
        tmake_file=m68k/t-m68kbare
        tm_file="m68k/m68k-aout.h libgloss.h"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-*-coff*)
        tmake_file=m68k/t-m68kbare
        tm_file="m68k/m68k-coff.h dbx.h"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68020-*-elf* | m68k-*-elf*)
-       tm_file="m68k/m68020-elf.h"
+       tm_file="m68k/m68k-none.h m68k/m68kelf.h dbxelf.h elfos.h m68k/m68kemb.h m68k/m68020-elf.h"
        xm_defines=POSIX
        tmake_file=m68k/t-m68kelf
-       header_files=math-68881.h
        extra_parts="crtbegin.o crtend.o"
        ;;
 m68k-*-lynxos*)
@@ -1894,7 +2041,18 @@ m68k-*-lynxos*)
                tm_file=m68k/lynx-ng.h
        fi
        tmake_file=m68k/t-lynx
-       extra_headers=math-68881.h
+       float_format=m68k
+       ;;
+m68010-*-netbsdelf* | m68k*-*-netbsdelf*)
+       tm_file="${tm_file} dbxelf.h elfos.h netbsd.h netbsd-elf.h m68k/netbsd-elf.h"
+       case $machine in
+       m68010*)
+               target_cpu_default="0"
+               ;;
+       *)
+               target_cpu_default="MASK_68020|MASK_68881|MASK_BITFIELD"
+               ;;
+       esac
        float_format=m68k
        ;;
 m68k*-*-netbsd*)
@@ -1913,7 +2071,6 @@ m68k*-*-openbsd*)
 m68k-*-sysv3*)                 # Motorola m68k's running system V.3
        xm_defines=POSIX
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-*-sysv4*)                 # Motorola m68k's running system V.4
@@ -1921,14 +2078,12 @@ m68k-*-sysv4*)                  # Motorola m68k's running system V.4
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-*-linux*aout*)            # Motorola m68k's running GNU/Linux
                                # with a.out format
        tm_file=m68k/linux-aout.h
        tmake_file="t-linux-aout m68k/t-linux-aout"
-       extra_headers=math-68881.h
        float_format=m68k
        gnu_ld=yes
        ;;
@@ -1938,7 +2093,6 @@ m68k-*-linux*libc1)               # Motorola m68k's running GNU/Linux
        tm_file=m68k/linux.h
        tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 m68k/t-linux"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
-       extra_headers=math-68881.h
        float_format=m68k
        gnu_ld=yes
        ;;
@@ -1948,7 +2102,6 @@ m68k-*-linux*)            # Motorola m68k's running GNU/Linux
        tm_file=m68k/linux.h
        tmake_file="t-slibgcc-elf-ver t-linux m68k/t-linux"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
-       extra_headers=math-68881.h
        float_format=m68k
        gnu_ld=yes
        if test x$enable_threads = xyes; then
@@ -1958,22 +2111,21 @@ m68k-*-linux*)          # Motorola m68k's running GNU/Linux
 m68k-*-psos*)
        tmake_file=m68k/t-m68kbare
        tm_file=m68k/m68k-psos.h
-       extra_headers=math-68881.h
        float_format=m68k
        ;;
 m68k-*-rtemscoff*)
+       xm_defines=POSIX
        tmake_file="m68k/t-m68kbare t-rtems"
-       tm_file=m68k/rtems.h
-       extra_headers=math-68881.h
+       tm_file="m68k/m68k-coff.h m68k/rtems.h rtems.h"
        float_format=m68k
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 m68k-*-rtemself*|m68k-*-rtems*)
+       xm_defines=POSIX
        tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
-       tm_file=m68k/rtemself.h
-       extra_headers=math-68881.h
+       tm_file="m68k/m68k-none.h m68k/m68kelf.h dbxelf.h elfos.h m68k/m68kemb.h m68k/m68020-elf.h m68k/rtemself.h rtems.h"
        float_format=m68k
        extra_parts="crtbegin.o crtend.o"
        if test x$enable_threads = xyes; then
@@ -1984,11 +2136,11 @@ m88k-dg-dgux*)
        xm_defines=POSIX
        case $machine in
          m88k-dg-dguxbcs*)
-           tm_file="elfos.h svr4.h m88k/dgux.h m88k/dguxbcs.h"
+           tm_file="dbxelf.h elfos.h svr4.h m88k/dgux.h m88k/dguxbcs.h"
            tmake_file="m88k/t-dgux m88k/t-dguxbcs"
            ;;
          *)
-           tm_file="elfos.h svr4.h m88k/dgux.h"
+           tm_file="dbxelf.h elfos.h svr4.h m88k/dgux.h"
            tmake_file=m88k/t-dgux
            ;;
        esac
@@ -2002,7 +2154,7 @@ m88k-dolphin-sysv3*)
        xm_defines=POSIX
        tm_file=m88k/dolph.h
        extra_parts="crtbegin.o crtend.o"
-       xmake_file=m88k/x-dolph
+       tmake_file=m88k/t-dolph
        if test x$gas = xyes
        then
                tmake_file=m88k/t-m88k-gas
@@ -2012,7 +2164,7 @@ m88k-tektronix-sysv3)
        xm_defines=POSIX
        tm_file=m88k/tekXD88.h
        extra_parts="crtbegin.o crtend.o"
-       xmake_file=m88k/x-tekXD88
+       tmake_file=m88k/t-tekXD88
        if test x$gas = xyes
        then
                tmake_file=m88k/t-m88k-gas
@@ -2052,12 +2204,12 @@ m88k-*-sysv3*)
        ;;
 m88k-*-sysv4*)
        xm_defines=POSIX
-       tm_file="elfos.h svr4.h m88k/sysv4.h"
+       tm_file="dbxelf.h elfos.h svr4.h m88k/sysv4.h"
        extra_parts="crtbegin.o crtend.o"
        tmake_file=m88k/t-sysv4
        ;;
 mcore-*-elf)
-       tm_file="elfos.h svr4.h ${tm_file} mcore/mcore-elf.h"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file} mcore/mcore-elf.h"
        tmake_file=mcore/t-mcore
        ;;
 mcore-*-pe*)
@@ -2225,13 +2377,16 @@ mips-dec-bsd*)                  # Decstation running 4.4 BSD
                use_collect2=yes
       fi
       ;;
-mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
-       tm_file=mips/netbsd.h
-       # On NetBSD, the headers are already okay, except for math.h.
-       tmake_file=t-netbsd
+mips*-*-netbsd*)                       # NetBSD/mips, either endian.
+       tm_file="elfos.h mips/netbsd.h"
+       case $machine in
+       mips*el-*)
+               tm_file="mips/little.h $tm_file" 
+               ;;
+       esac
        ;;
 mips*-*-linux*)                                # Linux MIPS, either endian.
-        tm_file="elfos.h svr4.h linux.h mips/linux.h"
+        tm_file="dbxelf.h elfos.h svr4.h linux.h mips/linux.h"
        case $machine in
         mipsisa32*-*)
                 tm_file="$tm_file mips/isa32-linux.h"
@@ -2243,8 +2398,8 @@ mips*-*-linux*)                           # Linux MIPS, either endian.
                 tm_file="mips/little.h $tm_file"
                 ;;
        esac
-       tmake_file="t-slibgcc-elf-ver t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       tmake_file="t-slibgcc-elf-ver t-linux mips/t-linux"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gnu_ld=yes
        gas=yes
        if test x$enable_threads = xyes; then
@@ -2488,14 +2643,16 @@ mips64orion-*-elf*)
        tmake_file=mips/t-elf
        ;;
 mips64orion-*-rtems*)
-       tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
+       xm_defines=POSIX
+       tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h rtems.h"
        tmake_file="mips/t-elf t-rtems"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 mips*-*-rtems*)
-       tm_file="mips/elf.h mips/rtems.h"
+       xm_defines=POSIX
+       tm_file="mips/elf.h mips/rtems.h rtems.h"
        tmake_file="mips/t-elf t-rtems"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
@@ -2528,7 +2685,7 @@ mmix-knuth-mmixware)
        ;;
 mn10200-*-*)
        float_format=i32
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        if test x$stabs = xyes
        then
                tm_file="${tm_file} dbx.h"
@@ -2536,7 +2693,7 @@ mn10200-*-*)
        use_collect2=no
        ;;
 mn10300-*-*)
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        if test x$stabs = xyes
        then
                tm_file="${tm_file} dbx.h"
@@ -2572,6 +2729,9 @@ ns32k-pc532-minix*)
        xm_defines='POSIX HZ=60'
        use_collect2=yes
        ;;
+ns32k-*-netbsdelf*)
+       echo "GCC does not yet support the ${machine} target"; exit 1
+       ;;
 ns32k-*-netbsd*)
        tm_file=ns32k/netbsd.h
        # On NetBSD, the headers are already okay, except for math.h.
@@ -2589,12 +2749,12 @@ ns32k-*-openbsd*)
        # Nothing special
        ;;
 pj*-linux*)
-       tm_file="elfos.h svr4.h pj/linux.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h pj/linux.h ${tm_file}"
        ;;
 pj-*)
        ;;
 pjl-*)
-       tm_file="elfos.h svr4.h pj/pjl.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h pj/pjl.h ${tm_file}"
        ;;
 
 romp-*-aos*)
@@ -2608,51 +2768,54 @@ romp-*-openbsd*)
        ;;
 powerpc-*-openbsd*)
        tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
+       extra_headers=
        ;;
 powerpc64-*-linux*)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/linux64.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux64.h"
        out_file=rs6000/rs6000.c
-       tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
+       tmake_file="rs6000/t-rs6000 t-slibgcc-elf-ver t-linux rs6000/t-linux64"
+       ;;
+powerpc64-*-gnu*)
+       tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux64.h rs6000/gnu.h"
+       out_file=rs6000/rs6000.c
+       tmake_file="rs6000/t-rs6000 t-slibgcc-elf-ver t-gnu rs6000/t-linux64"
        ;;
 powerpc-*-beos*)
        tm_file="${tm_file} rs6000/aix.h rs6000/beos.h rs6000/xcoff.h"
        xm_defines=POSIX
-       xm_file=rs6000/xm-beos.h
        tmake_file=rs6000/t-beos
+       extra_headers=
        ;;
 powerpc-*-darwin*)
        tm_file="${tm_file} darwin.h rs6000/darwin.h"
        tm_p_file="${tm_p_file} darwin-protos.h"
        tmake_file=rs6000/t-darwin
-       xmake_file=rs6000/x-darwin
-       # Override the usual setting, since Apple's GCC has lame bugs
-       # and can't handle the initializers.  Someday the bugs will be
-       # fixed and we can get rid of this silliness.
-       xm_defines="HAVE_DESIGNATED_INITIALIZERS=0"
        extra_objs="darwin.o"
        c_target_objs="darwin-c.o"
        cxx_target_objs="darwin-c.o"
        # Darwin linker does collect2 functionality
        use_collect2=no
+       extra_headers=altivec.h
+       ;;
+powerpc*-*-freebsd*)
+       tm_file="${tm_file} dbxelf.h elfos.h ${fbsd_tm_file} rs6000/sysv4.h rs6000/freebsd.h"
+       xm_file=rs6000/xm-sysv4.h
+       out_file=rs6000/rs6000.c
+       tmake_file="rs6000/t-ppcos ${tmake_file} rs6000/t-ppccomm"
        ;;
 powerpc-*-sysv*)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h"
        xm_defines=POSIX
-       extra_headers=ppc-asm.h
        tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
        ;;
 powerpc-*-netbsd*)
-       xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/netbsd.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/netbsd.h"
        tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpc-*-chorusos*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h chorus.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h chorus.h"
        tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        case x${enable_threads} in
          xyes | xpthreads | xposix)
                thread_file='posix'
@@ -2661,98 +2824,113 @@ powerpc-*-chorusos*)
        ;;
 powerpc-*-eabiaix*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
+       ;;
+powerpc-*-eabisimaltivec*)
+       xm_defines=POSIX
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h rs6000/eabialtivec.h"
+       tmake_file="rs6000/t-ppcendian rs6000/t-ppccomm"
        ;;
 powerpc-*-eabisim*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpc-*-elf*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
+       ;;
+powerpc-*-eabialtivec*)
+       xm_defines=POSIX
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabialtivec.h"
+       tmake_file="rs6000/t-ppcendian rs6000/t-ppccomm"
        ;;
 powerpc-*-eabi*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/eabi.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpc-*-rtems*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/eabi.h rtems.h rs6000/rtems.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h rtems.h"
        tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 powerpc-*-linux*libc1)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/linux.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h"
        out_file=rs6000/rs6000.c
        tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
+       if test x$enable_threads = xyes; then
+               thread_file='posix'
+       fi
+       ;;
+powerpc-*-linux-gnualtivec*)
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h"
+       out_file=rs6000/rs6000.c
+       tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        ;;
 powerpc-*-linux*)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/linux.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h"
        out_file=rs6000/rs6000.c
        tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
+       if test x$enable_threads = xyes; then
+               thread_file='posix'
+       fi
+       ;;
+powerpc-*-gnu-gnualtivec*)
+       tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h rs6000/gnu.h"
+       out_file=rs6000/rs6000.c
+       tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
+       if test x$enable_threads = xyes; then
+               thread_file='posix'
+       fi
+       ;;
+powerpc-*-gnu*)
+       tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux.h rs6000/gnu.h"
+       out_file=rs6000/rs6000.c
+       tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        ;;
 powerpc-wrs-vxworks*)
        xm_defines=POSIX
-        tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/vxppc.h"
+        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/vxppc.h"
         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        thread_file='vxworks'
         ;;
 powerpcle-wrs-vxworks*)
        xm_defines=POSIX
-        tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
+        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        thread_file='vxworks'
         ;;
 powerpcle-*-sysv*)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h"
        xm_defines=POSIX
        tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpcle-*-elf*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpcle-*-eabisim*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 powerpcle-*-eabi*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
-       ;;
-powerpcle-*-solaris2*)
-       tm_file="${tm_file} elfos.h svr4.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/sol2.h"
-       xm_defines=POSIX
-       tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
-       extra_headers=ppc-asm.h
        ;;
 rs6000-ibm-aix3.[01]*)
        xm_defines=POSIX
@@ -2766,6 +2944,7 @@ rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
        tmake_file=rs6000/t-newas
        float_format=none
        use_collect2=yes
+       extra_headers=
        ;;
 rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
        xm_defines=POSIX
@@ -2773,6 +2952,7 @@ rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
        tmake_file=rs6000/t-newas
        float_format=none
        use_collect2=yes
+       extra_headers=
        ;;
 rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
        xm_defines=POSIX
@@ -2781,6 +2961,7 @@ rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
        float_format=none
        use_collect2=yes
        thread_file='aix'
+       extra_headers=
        ;;
 rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
        xm_defines=POSIX
@@ -2789,6 +2970,7 @@ rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
        float_format=none
        use_collect2=yes
        thread_file='aix'
+       extra_headers=
        ;;
 rs6000-ibm-aix*)
        xm_defines=POSIX
@@ -2808,45 +2990,57 @@ rs6000-*-mach*)
        use_collect2=yes
        ;;
 rs6000-*-lynxos*)
-       tm_file=rs6000/lynx.h
+       tm_file="lynx.h rs6000/lynx.h"
        tmake_file=rs6000/t-rs6000
        use_collect2=yes
        ;;
 s390-*-linux*)
-       tm_file="s390/s390.h elfos.h svr4.h linux.h s390/linux.h"
+       tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        ;;
 s390x-*-linux*)
-       tm_file="s390/s390.h elfos.h svr4.h linux.h s390/linux.h s390/linux64.h"
+       tm_file="s390/s390x.h s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
        tm_p_file=s390/s390-protos.h
        md_file=s390/s390.md
        out_file=s390/s390.c
-       tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
+       tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux s390/t-linux64"
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        ;;
 sh-*-elf*)
        tmake_file="sh/t-sh sh/t-elf"
-       tm_file="${tm_file} sh/elf.h"
+       tm_file="${tm_file} sh/embed-elf.h"
+       float_format=sh
+       ;;
+sh64-*-elf*)
+       tmake_file="sh/t-sh sh/t-elf sh/t-sh64"
+       tm_file="${tm_file} sh/sh.h sh/embed-elf.h sh/sh64.h"
        float_format=sh
+       extra_headers="../../config/sh/shmedia.h ../../config/sh/ushmedia.h ../../config/sh/sshmedia.h"
+       # Not strictly necessary to check this, but a good idea anyway.
+       if test $machine = $target; then
+               target_requires_64bit_host_wide_int=yes
+       fi
        ;;
 sh-*-rtemself*)
+       xm_defines=POSIX
        tmake_file="sh/t-sh sh/t-elf t-rtems"
-       tm_file="${tm_file} sh/elf.h sh/rtemself.h"
+       tm_file="${tm_file} sh/embed-elf.h sh/rtemself.h rtems.h"
        float_format=sh
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 sh-*-rtems*)
+       xm_defines=POSIX
        tmake_file="sh/t-sh t-rtems"
-       tm_file="${tm_file} sh/rtems.h"
+       tm_file="${tm_file} sh/rtems.h rtems.h"
        float_format=sh
        if test x$enable_threads = xyes; then
          thread_file='rtems'
@@ -2869,8 +3063,8 @@ sparc-tti-*)
        xm_defines=POSIX
        ;;
 sparc64-wrs-vxworks*)
-        tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h sparc/sparc_bi.h gofast.h sparc/vxsparc64.h"
-        tmake_file=sparc/t-vxsparc64
+        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h sparc/biarch64.h gofast.h sparc/vxsparc64.h"
+        tmake_file="sparc/t-vxsparc64 sparc/t-crtfm"
         use_collect2=yes
         ;;
 sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
@@ -2883,8 +3077,11 @@ sparc-*-aout*)
        tmake_file=sparc/t-sparcbare
        tm_file="sparc/sparc.h aoutos.h sparc/aout.h libgloss.h"
        ;;
+sparc-*-netbsdelf*)
+       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h netbsd.h netbsd-elf.h sparc/netbsd-elf.h"
+       ;;
 sparc-*-netbsd*)
-       tm_file="${tm_file} sparc/aout.h netbsd.h sparc/netbsd.h"
+       tm_file="${tm_file} sparc/aout.h netbsd.h netbsd-aout.h sparc/netbsd.h"
        tmake_file=t-netbsd
        use_collect2=yes
        ;;
@@ -2899,8 +3096,8 @@ sparc-*-bsd*)
        tm_file="${tm_file} sparc/bsd.h"
        ;;
 sparc-*-chorusos*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h chorus.h"
-       tmake_file=sparc/t-chorus-elf
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h chorus.h"
+       tmake_file="sparc/t-chorus-elf sparc/t-crtfm"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        float_format=i64
        case x${enable_threads} in
@@ -2910,8 +3107,8 @@ sparc-*-chorusos*)
        esac
        ;;
 sparc-*-elf*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h"
-       tmake_file=sparc/t-elf
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h"
+       tmake_file="sparc/t-elf sparc/t-crtfm"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        #float_format=i128
        float_format=i64
@@ -2921,16 +3118,16 @@ sparc-*-linux*aout*)            # Sparc's running GNU/Linux, a.out
        gnu_ld=yes
        ;;
 sparc-*-linux*libc1*)  # Sparc's running GNU/Linux, libc5
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
-       tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
+       tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 sparc/t-crtfm"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
        gnu_ld=yes
        float_format=sparc
        ;;
 sparc-*-linux*)                # Sparc's running GNU/Linux, libc6
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
-       tmake_file="t-slibgcc-elf-ver t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
+       tmake_file="t-slibgcc-elf-ver t-linux sparc/t-crtfm"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gnu_ld=yes
        if test x$enable_threads = xyes; then
                thread_file='posix'
@@ -2947,6 +3144,7 @@ sparc-*-lynxos*)
        tmake_file=sparc/t-sunos41
        ;;
 sparc-*-rtemsaout*)
+       xm_defines=POSIX
        tmake_file="sparc/t-sparcbare t-rtems"
        tm_file="${tm_file} aoutos.h sparc/aout.h sparc/rtems.h rtems.h"
        if test x$enable_threads = xyes; then
@@ -2954,8 +3152,9 @@ sparc-*-rtemsaout*)
        fi
        ;;
 sparc-*-rtems*|sparc-*-rtemself*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h sparc/rtemself.h rtems.h"
-       tmake_file="sparc/t-elf t-rtems"
+       xm_defines=POSIX
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h sparc/rtemself.h rtems.h"
+       tmake_file="sparc/t-elf sparc/t-crtfm t-rtems"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        #float_format=i128
        float_format=i64
@@ -2963,22 +3162,23 @@ sparc-*-rtems*|sparc-*-rtemself*)
          thread_file='rtems'
        fi
        ;;
-sparcv9-*-solaris2* | sparc64-*-solaris2*)
-       if test x$gnu_ld = xyes
-       then
-               tm_file="sparc/sol2-sld-64.h sparc/sol2-64.h"
-       else
-               tm_file=sparc/sol2-sld-64.h
+sparc64-*-solaris2* | sparcv9-*-solaris2*)
+       tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/sol2-64.h sparc/sol2-bi.h"
+       if test x$gnu_ld = xyes; then
+               tm_file="${tm_file} sparc/sol2-gld.h sparc/sol2-gld-bi.h"
+       fi
+       if test x$gas = xyes; then
+               tm_file="${tm_file} sparc/sol2-gas-bi.h"
        fi
        xm_defines=POSIX
-       tmake_file="sparc/t-sol2 sparc/t-sol2-64"
+       tmake_file="sparc/t-sol2 sparc/t-sol2-64 sparc/t-crtfm"
        if test x$gnu_ld = xyes; then
                tmake_file="$tmake_file t-slibgcc-elf-ver"
        else
                tmake_file="$tmake_file t-slibgcc-sld"
        fi
        extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
-       float_format=none
+       float_format=i128
        if test x${enable_threads} = x ; then
            enable_threads=$have_pthread_h
            if test x${enable_threads} = x ; then
@@ -2995,59 +3195,49 @@ sparcv9-*-solaris2* | sparc64-*-solaris2*)
        ;;
 sparc-hal-solaris2*)
         xm_defines=POSIX
-        tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/hal.h"
-        tmake_file="sparc/t-halos sparc/t-sol2"
+        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/hal.h"
+        tmake_file="sparc/t-halos sparc/t-sol2 sparc/t-crtfm"
        if test x$gnu_ld = xyes; then
+               tm_file="${tm_file} sparc/sol2-gld.h"
                tmake_file="$tmake_file t-slibgcc-elf-ver"
        else
                tmake_file="$tmake_file t-slibgcc-sld"
        fi
         extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
-        case $machine in
-        *-*-solaris2.[0-4])
-                float_format=i128
-        ;;
-        *)
-                float_format=none
-                ;;
-        esac
+       float_format=i128
        thread_file='solaris'
         ;;
 sparc-*-solaris2*)
-       if test x$gnu_ld = xyes
-       then
-               tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h"
-       else
-               tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/sol2-sld.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h"
+       if test x$gnu_ld = xyes; then
+               tm_file="${tm_file} sparc/sol2-gld.h"
        fi
-       xm_defines=POSIX
-       tmake_file=sparc/t-sol2
+       tmake_file="sparc/t-sol2 sparc/t-crtfm"
        if test x$gnu_ld = xyes; then
                tmake_file="$tmake_file t-slibgcc-elf-ver"
        else
                tmake_file="$tmake_file t-slibgcc-sld"
        fi
-       extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
        case $machine in
-       *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
-       *-*-solaris2*)
-               if test x$gnu_ld = xyes
-               then
-                       tm_file="sparc/sol2-sld-64.h sparc/sol2-64.h"
-               else
-                       tm_file="sparc/sol2-sld-64.h"
+       *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*)
+               if test x$gnu_ld = xno; then
+                       tm_file="${tm_file} sparc/sol26-sld.h"
                fi
-               tmake_file="$tmake_file sparc/t-sol2-64"
                ;;
-       esac
-       case $machine in
-       *-*-solaris2.[0-4])
-               float_format=i128
-               ;;
-       *)
-               float_format=none
+       *-*-solaris2.[789])
+               tm_file="sparc/biarch64.h ${tm_file} sparc/sol2-bi.h"
+               if test x$gnu_ld = xyes; then
+                       tm_file="${tm_file} sparc/sol2-gld-bi.h"
+               fi
+               if test x$gas = xyes; then
+                       tm_file="${tm_file} sparc/sol2-gas-bi.h"
+               fi
+               tmake_file="$tmake_file sparc/t-sol2-64"
                ;;
        esac
+       xm_defines=POSIX
+       extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
+       float_format=i128
        if test x${enable_threads} = x; then
            enable_threads=$have_pthread_h
            if test x${enable_threads} = x; then
@@ -3079,14 +3269,14 @@ sparc-*-sunos3*)
        use_collect2=yes
        ;;
 sparc-*-sysv4*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h"
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
        ;;
 sparc-*-vxsim*)
        xm_defines=POSIX
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/vxsim.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/vxsim.h"
        tmake_file=sparc/t-vxsparc
        ;;
 sparclet-*-aout*)
@@ -3102,8 +3292,8 @@ sparclite-*-aout*)
        tmake_file=sparc/t-sparclite
        ;;
 sparclite-*-elf*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h gofast.h sparc/liteelf.h"
-       tmake_file=sparc/t-sparclite
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h gofast.h sparc/liteelf.h"
+       tmake_file="sparc/t-sparclite sparc/t-crtfm"
         extra_parts="crtbegin.o crtend.o"
        ;;
 sparc86x-*-aout*)
@@ -3111,29 +3301,46 @@ sparc86x-*-aout*)
        tmake_file=sparc/t-sp86x
        ;;
 sparc86x-*-elf*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h gofast.h sparc/sp86x-elf.h"
-       tmake_file=sparc/t-sp86x
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/elf.h gofast.h sparc/sp86x-elf.h"
+       tmake_file="sparc/t-sp86x sparc/t-crtfm"
         extra_parts="crtbegin.o crtend.o"
        ;;
 sparc64-*-aout*)
        tm_file="sparc/sparc.h aoutos.h sparc/aout.h sparc/sp64-aout.h"
        ;;
 sparc64-*-elf*)
-       tm_file="${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/sp64-elf.h"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sol2.h sparc/sp64-elf.h"
+       tmake_file="${tmake_file} sparc/t-crtfm"
        extra_parts="crtbegin.o crtend.o"
        ;;
+sparc64-*-freebsd*|ultrasparc-*-freebsd*)
+       tm_file="${tm_file} ${fbsd_tm_file} dbxelf.h elfos.h sparc/sysv4.h sparc/freebsd.h"
+       tmake_file="${tmake_file} sparc/t-crtfm"
+       xmake_file=none
+       case "x$with_cpu" in
+               xultrasparc) ;;
+               x) with_cpu=ultrasparc ;;
+               *) echo "$with_cpu not supported for freebsd target"; exit 1 ;;
+       esac
+       ;;
 sparc64-*-linux*)              # 64-bit Sparc's running GNU/Linux
-       tmake_file="t-slibgcc-elf-ver t-linux sparc/t-linux64"
-       tm_file="sparc/sparc_bi.h ${tm_file} elfos.h svr4.h sparc/sysv4.h sparc/linux64.h"
-       extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+       tmake_file="t-slibgcc-elf-ver t-linux sparc/t-linux64 sparc/t-crtfm"
+       tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux64.h"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
        gnu_ld=yes
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
        float_format=sparc
        ;;
+sparc64-*-netbsd*)
+       tmake_file="${tmake_file} sparc/t-netbsd64"
+       tm_file="sparc/biarch64.h ${tm_file}"
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h netbsd.h netbsd-elf.h sparc/netbsd-elf.h"
+       float_format=sparc
+       ;;
 strongarm-*-elf*)
-       tm_file="arm/strongarm-elf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
+       tm_file="arm/strongarm-elf.h dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-strongarm-elf
        out_file=arm/arm.c
        md_file=arm/arm.md
@@ -3158,7 +3365,8 @@ thumb*-*-*)
 *** when the -mthumb switch is given to the compiler." 1>&2; exit 1; }
        ;;
 v850-*-rtems*)
-       tm_file="elfos.h svr4.h ${tm_file} v850/rtems.h"
+       xm_defines=POSIX
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file} v850/v850.h v850/rtems.h rtems.h"
        tmake_file="v850/t-v850 t-rtems"
        if test x$stabs = xyes
        then
@@ -3170,7 +3378,7 @@ v850-*-rtems*)
        ;;
 v850-*-*)
        target_cpu_default="TARGET_CPU_generic"
-       tm_file="elfos.h svr4.h ${tm_file}"
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        tmake_file=v850/t-v850
        if test x$stabs = xyes
        then
@@ -3189,8 +3397,11 @@ vax-*-sysv*)                     # VAXen running system V
        xm_defines=POSIX
        float_format=vax
        ;;
+vax-*-netbsdelf*)
+       echo "GCC does not yet support the ${machine} target"; exit 1
+       ;;
 vax-*-netbsd*)
-       tm_file="${tm_file} netbsd.h vax/netbsd.h"
+       tm_file="${tm_file} netbsd.h netbsd-aout.h vax/netbsd.h"
        tmake_file=t-netbsd
        float_format=vax
        use_collect2=yes
@@ -3217,26 +3428,42 @@ we32k-att-sysv*)
        use_collect2=yes
        ;;
 xscale-*-elf)
-       tm_file="arm/xscale-elf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
+       tm_file="arm/xscale-elf.h dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
        tmake_file=arm/t-xscale-elf
        out_file=arm/arm.c
        md_file=arm/arm.md
        ;;
 xscale-*-coff)
-       tm_file="coff.h arm/xscale-coff.h"
+       tm_file="arm/semi.h arm/aout.h arm/coff.h arm/xscale-coff.h arm/arm.h"
        tmake_file=arm/t-xscale-coff
        out_file=arm/arm.c
        md_file=arm/arm.md
        ;;
 xstormy16-*-elf)
        # For historical reasons, the target files omit the 'x'.
-       tm_file="elfos.h svr4.h stormy16/stormy16.h"
+       tm_file="dbxelf.h elfos.h svr4.h stormy16/stormy16.h"
        tm_p_file=stormy16/stormy16-protos.h
        md_file=stormy16/stormy16.md
        out_file=stormy16/stormy16.c
        tmake_file="stormy16/t-stormy16"
        extra_parts="crtbegin.o crtend.o"
        ;;
+xtensa-*-elf*)
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h xtensa/elf.h"
+       with_newlib=yes
+       tmake_file=xtensa/t-xtensa
+       extra_parts="crtbegin.o crtend.o"
+       fixincludes=Makefile.in # newlib headers should be OK
+       ;;
+xtensa-*-linux*)
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h xtensa/linux.h"
+       tmake_file="t-linux xtensa/t-xtensa"
+       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
+       gas=yes gnu_ld=yes
+       if test x$enable_threads = xyes; then
+               thread_file='posix'
+       fi
+       ;;
 *)
        echo "Configuration $machine not supported" 1>&2
        exit 1
@@ -3255,28 +3482,55 @@ esac
 target_cpu_default2=
 case $machine in
 i486-*-*)
-       target_cpu_default2=1
+       target_cpu_default2=TARGET_CPU_DEFAULT_i486
        ;;
 i586-*-*)
        case $target_alias in
+               k6_2-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_k6_2
+                       ;;
+               k6_3-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_k6_3
+                       ;;
                k6-*)
-                       target_cpu_default2=4
+                       target_cpu_default2=TARGET_CPU_DEFAULT_k6
+                       ;;
+               pentium_mmx-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentium_mmx
                        ;;
                *)
-                       target_cpu_default2=2
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentium
                        ;;
        esac
        ;;
 i686-*-* | i786-*-*)
        case $target_alias in
-               athlon-*)
-                       target_cpu_default2=5
+               athlon_xp-*|athlon_mp-*|athlon_4-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_athlon_sse
+                       ;;
+               athlon_tbird-*|athlon-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_athlon
+                       ;;
+               pentium2-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentium2
+                       ;;
+               pentium3-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentium3
+                       ;;
+               pentium4-*)
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentium4
                        ;;
                *)
-                       target_cpu_default2=3
+                       target_cpu_default2=TARGET_CPU_DEFAULT_pentiumpro
                        ;;
        esac
        ;;
+x86_64-*-*)
+       # We should have hammer chip here, but it does not exist yet and
+       # thus it is not supported.  Athlon_SSE is probably equivalent feature
+       # wise to hammer from our point of view except for 64bit mode.
+       target_cpu_default2=TARGET_CPU_DEFAULT_athlon_sse
+       ;;
 alpha*-*-*)
        case $machine in
                alphaev6[78]*)
@@ -3363,18 +3617,22 @@ mips*-*-*)
        fi
        ;;
 powerpc*-*-* | rs6000-*-*)
+        if test x$enable_altivec = xyes
+        then
+                tm_file="$tm_file rs6000/altivec-defs.h"
+        fi
        case "x$with_cpu" in
                x)
                        ;;
 
-               xcommon | xpower | xpower2 | xpowerpc | xrios \
-                 | xrios1 | xrios2 | xrsc | xrsc1 \
-                 | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
-                 | x740 | x750 | x505)
+               xcommon | xpower | xpower2 | xpower3 | xpowerpc | xpowerpc64 \
+                 | xrios | xrios1 | xrios2 | xrsc | xrsc1 | xrs64a \
+                 | x601 | x602 | x603 | x603e | x604 | x604e | x620 | x630 \
+                 | x740 | x750 | x7400 | x7450 | x505)
                        target_cpu_default2="\\\"$with_cpu\\\""
                        ;;
 
-               x401 | x403 | xec603e | x801 | x821 | x823 | x860)
+               x401 | x403 | x405 | xec603e | x801 | x821 | x823 | x860)
                        target_cpu_default2="\\\"$with_cpu\\\""
                        tm_file="$tm_file rs6000/softfloat.h"
                        ;;