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* config/mips/dbxmdebug.h: Remove.
[pf3gnuchains/gcc-fork.git] / gcc / config.gcc
index e5ea2c0..e46cd73 100644 (file)
@@ -1,6 +1,6 @@
 # GCC target-specific configuration file.
 # Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-# 2008, 2009 Free Software Foundation, Inc.
+# 2008, 2009, 2010 Free Software Foundation, Inc.
 
 #This file is part of GCC.
 
@@ -199,6 +199,9 @@ gnu_ld="$gnu_ld_flag"
 default_use_cxa_atexit=no
 target_gtfiles=
 need_64bit_hwint=
+need_64bit_isa=
+# Selects the object file format reader/writer used by LTO.
+lto_binary_reader=lto-elf
 
 # Don't carry these over build->host->target.  Please.
 xm_file=
@@ -232,8 +235,8 @@ case ${target} in
  | *-*-linux*oldld*                    \
  | *-*-rtemsaout*                      \
  | *-*-rtemscoff*                      \
- | *-*-solaris2.[0-6]                  \
- | *-*-solaris2.[0-6].*                        \
+ | *-*-solaris2.[0-7]                  \
+ | *-*-solaris2.[0-7].*                        \
  | *-*-sysv*           \
  | vax-*-vms*                          \
  )
@@ -266,6 +269,11 @@ arm*-*-*)
        c_target_objs="arm-c.o"
        cxx_target_objs="arm-c.o"
        ;;
+avr-*-*)
+       cpu_type=avr
+       c_target_objs="avr-c.o"
+       cxx_target_objs="avr-c.o"
+       ;;
 bfin*-*)
        cpu_type=bfin
        ;;
@@ -274,6 +282,8 @@ crisv32-*)
        ;;
 frv*)  cpu_type=frv
        ;;
+moxie*)        cpu_type=moxie
+       ;;
 fido-*-*)
        cpu_type=m68k
        extra_headers=math-68881.h
@@ -284,9 +294,10 @@ i[34567]86-*-*)
        cxx_target_objs="i386-c.o"
        extra_headers="cpuid.h mmintrin.h mm3dnow.h xmmintrin.h emmintrin.h
                       pmmintrin.h tmmintrin.h ammintrin.h smmintrin.h
-                      nmmintrin.h bmmintrin.h mmintrin-common.h
-                      wmmintrin.h immintrin.h x86intrin.h avxintrin.h 
-                      cross-stdarg.h"
+                      nmmintrin.h bmmintrin.h fma4intrin.h wmmintrin.h
+                      immintrin.h x86intrin.h avxintrin.h xopintrin.h
+                      ia32intrin.h cross-stdarg.h lwpintrin.h popcntintrin.h
+                      abmintrin.h"
        ;;
 x86_64-*-*)
        cpu_type=i386
@@ -294,9 +305,10 @@ x86_64-*-*)
        cxx_target_objs="i386-c.o"
        extra_headers="cpuid.h mmintrin.h mm3dnow.h xmmintrin.h emmintrin.h
                       pmmintrin.h tmmintrin.h ammintrin.h smmintrin.h
-                      nmmintrin.h bmmintrin.h mmintrin-common.h
-                      wmmintrin.h immintrin.h x86intrin.h avxintrin.h 
-                      cross-stdarg.h"
+                      nmmintrin.h bmmintrin.h fma4intrin.h wmmintrin.h
+                      immintrin.h x86intrin.h avxintrin.h xopintrin.h
+                      ia32intrin.h cross-stdarg.h lwpintrin.h popcntintrin.h
+                      abmintrin.h"
        need_64bit_hwint=yes
        ;;
 ia64-*-*)
@@ -325,7 +337,7 @@ powerpc*-*-*)
        extra_headers="ppc-asm.h altivec.h spe.h ppu_intrinsics.h paired.h spu2vmx.h vec_types.h si2vmx.h"
        need_64bit_hwint=yes
        case x$with_cpu in
-           xpowerpc64|xdefault64|x6[23]0|x970|xG5|xpower[34567]|xpower6x|xrs64a|xcell)
+           xpowerpc64|xdefault64|x6[23]0|x970|xG5|xpower[34567]|xpower6x|xrs64a|xcell|xa2|xe500mc64)
                cpu_is_64bit=yes
                ;;
        esac
@@ -370,12 +382,6 @@ then
        extra_options="${extra_options} ${cpu_type}/${cpu_type}.opt"
 fi
 
-case $(target) in
-i[34567]86-w64-*)
-       tm_file="i386/biarch32.h $(tm_file)"
-       ;;
-esac
-
 case ${target} in
 i[34567]86-*-*)
        if test "x$enable_cld" = xyes; then
@@ -404,9 +410,12 @@ case ${target} in
 *-*-darwin*)
   tm_file="${tm_file} darwin.h"
   case ${target} in
-  *-*-darwin[912]*)
+  *-*-darwin9*)
     tm_file="${tm_file} darwin9.h"
     ;;
+  *-*-darwin[12][0-9]*)
+    tm_file="${tm_file} darwin9.h darwin10.h"
+    ;;
   esac
   tm_file="${tm_file} ${cpu_type}/darwin.h"
   tm_p_file="${tm_p_file} darwin-protos.h"
@@ -475,7 +484,15 @@ case ${target} in
       exit 1
       ;;
   esac
-  fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h"
+  fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h freebsd-stdint.h"
+  case ${target} in
+    *-*-freebsd[345].*)
+      :;;
+    *)
+      default_use_cxa_atexit=yes;;
+  esac
+  # need_64bit_hwint=yes # system compiler has this for all arch!
+  use_gcc_stdint=wrap
   ;;
 *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
   extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
@@ -625,13 +642,13 @@ alpha*-*-netbsd*)
        tmake_file="${tmake_file} alpha/t-alpha alpha/t-ieee"
        ;;
 alpha*-*-openbsd*)
-       tm_defines="${tm_defines} OBSD_NO_DYNAMIC_LIBRARIES OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_FUNCTION_SIZE OBSD_HAS_DECLARE_OBJECT"
-       tm_file="alpha/alpha.h openbsd.h alpha/openbsd.h"
+       tm_defines="${tm_defines} OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_FUNCTION_SIZE OBSD_HAS_DECLARE_OBJECT"
+       tm_file="alpha/alpha.h alpha/elf.h openbsd.h openbsd-stdint.h alpha/openbsd.h openbsd-libpthread.h"
        # default x-alpha is only appropriate for dec-osf.
        target_cpu_default="MASK_GAS"
-       tmake_file="alpha/t-alpha alpha/t-ieee"
+       tmake_file="${tmake_file} alpha/t-alpha alpha/t-ieee"
        ;;
-alpha*-dec-osf[45]*)
+alpha*-dec-osf5.1*)
        if test x$stabs = xyes
        then
                tm_file="${tm_file} dbx.h"
@@ -641,22 +658,11 @@ alpha*-dec-osf[45]*)
                extra_passes="mips-tfile mips-tdump"
        fi
        use_collect2=yes
-       tmake_file="alpha/t-alpha alpha/t-ieee alpha/t-crtfm alpha/t-osf4"
-       tm_file="${tm_file} alpha/osf.h"
+       tmake_file="alpha/t-alpha alpha/t-ieee alpha/t-crtfm alpha/t-osf5"
+       tm_file="${tm_file} alpha/osf5.h"
+       tm_defines="${tm_defines} TARGET_SUPPORT_ARCH=1"
        extra_headers=va_list.h
-       case ${target} in
-         *-*-osf4*)
-           # Define TARGET_SUPPORT_ARCH except on 4.0a.
-           case ${target} in
-               *-*-osf4.0a) ;;
-               *) tm_defines="${tm_defines} TARGET_SUPPORT_ARCH=1"
-           esac
-           ;;
-         *-*-osf5*)
-           tm_file="${tm_file} alpha/osf5.h"
-           tm_defines="${tm_defines} TARGET_SUPPORT_ARCH=1"
-           ;;
-       esac
+       use_gcc_stdint=provide
        case ${enable_threads} in
          "" | yes | posix)
            thread_file='posix'
@@ -666,17 +672,21 @@ alpha*-dec-osf[45]*)
        ;;
 alpha64-dec-*vms*)
        tm_file="${tm_file} alpha/vms.h alpha/vms64.h"
-       xm_file="alpha/xm-vms.h"
-       tmake_file="alpha/t-alpha alpha/t-vms alpha/t-vms64 alpha/t-ieee"
-       prefix=/gnu
-       local_prefix=/gnu
+       xm_file="alpha/xm-vms.h vms/xm-vms64.h"
+       tmake_file="alpha/t-alpha vms/t-vms vms/t-vms64 alpha/t-vms alpha/t-ieee"
+       xmake_file=vms/x-vms
+       exeext=.exe
+       install_headers_dir=install-headers-cp
+       extra_options="${extra_options} vms/vms.opt"
        ;;
 alpha*-dec-*vms*)
        tm_file="${tm_file} alpha/vms.h"
-       xm_file=alpha/xm-vms.h
-       tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
-       prefix=/gnu
-       local_prefix=/gnu
+       xm_file="alpha/xm-vms.h"
+       tmake_file="alpha/t-alpha vms/t-vms alpha/t-vms alpha/t-ieee"
+       xmake_file=vms/x-vms
+       exeext=.exe
+       install_headers_dir=install-headers-cp
+       extra_options="${extra_options} vms/vms.opt"
        ;;
 arc-*-elf*)
        tm_file="dbxelf.h elfos.h svr4.h newlib-stdint.h ${tm_file}"
@@ -711,7 +721,7 @@ arm*-*-linux*)                      # ARM GNU/Linux with ELF
        case ${target} in
        arm*-*-linux-*eabi)
            tm_file="$tm_file arm/bpabi.h arm/linux-eabi.h"
-           tmake_file="$tmake_file arm/t-arm-elf arm/t-bpabi arm/t-linux-eabi"
+           tmake_file="$tmake_file arm/t-arm-elf arm/t-bpabi arm/t-linux-eabi t-slibgcc-libgcc"
            # The BPABI long long divmod functions return a 128-bit value in
            # registers r0-r3.  Correctly modeling that requires the use of
            # TImode.
@@ -799,10 +809,14 @@ arm-*-pe*)
 avr-*-rtems*)
        tm_file="avr/avr.h dbxelf.h avr/rtems.h rtems.h newlib-stdint.h"
        tmake_file="avr/t-avr t-rtems avr/t-rtems"
+       extra_gcc_objs="driver-avr.o avr-devices.o"
+       extra_objs="avr-devices.o"
        ;;
 avr-*-*)
        tm_file="avr/avr.h dbxelf.h newlib-stdint.h"
        use_gcc_stdint=wrap
+       extra_gcc_objs="driver-avr.o avr-devices.o"
+       extra_objs="avr-devices.o"
        ;;
 bfin*-elf*)
        tm_file="${tm_file} dbxelf.h elfos.h newlib-stdint.h bfin/elf.h"
@@ -880,6 +894,22 @@ frv-*-*linux*)
                 linux.h glibc-stdint.h frv/linux.h frv/frv-abi.h"
        tmake_file="${tmake_file} frv/t-frv frv/t-linux"
        ;;
+moxie-*-elf)
+       gas=yes
+       gnu_ld=yes
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
+       extra_parts="crti.o crtn.o crtbegin.o crtend.o"
+       tmake_file="${tmake_file} moxie/t-moxie moxie/t-moxie-softfp soft-fp/t-softfp"
+       ;;
+moxie-*-uclinux*)
+       gas=yes
+       gnu_ld=yes
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h glibc-stdint.h moxie/uclinux.h"
+       extra_parts="crti.o crtn.o crtbegin.o crtend.o"
+       tmake_file="${tmake_file} moxie/t-moxie moxie/t-moxie-softfp soft-fp/t-softfp"
+       tm_defines="${tm_defines} UCLIBC_DEFAULT=1"
+       extra_options="${extra_options} linux.opt"
+       ;;
 h8300-*-rtems*)
        tmake_file="h8300/t-h8300 h8300/t-elf t-rtems h8300/t-rtems"
        tm_file="h8300/h8300.h dbxelf.h elfos.h h8300/elf.h h8300/rtems.h rtems.h newlib-stdint.h"
@@ -901,7 +931,7 @@ hppa*-*-linux*)
        target_cpu_default="MASK_PA_11|MASK_NO_SPACE_REGS"
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h glibc-stdint.h pa/pa-linux.h \
                 pa/pa32-regs.h pa/pa32-linux.h"
-       tmake_file="${tmake_file} pa/t-linux"
+       tmake_file="${tmake_file} pa/t-linux t-slibgcc-libgcc"
        # Set the libgcc version number
        if test x$sjlj = x1; then
            tmake_file="$tmake_file pa/t-slibgcc-sjlj-ver"
@@ -928,6 +958,8 @@ hppa[12]*-*-hpux10*)
                extra_options="${extra_options} pa/pa-hpux1010.opt"
                ;;
        esac
+       use_gcc_stdint=provide
+       tm_file="${tm_file} hpux-stdint.h"
        tmake_file="pa/t-pa-hpux10 pa/t-pa-hpux pa/t-hpux-shlib"
        case ${enable_threads} in
          "")
@@ -1037,6 +1069,7 @@ hppa[12]*-*-hpux11*)
        ;;
 i[34567]86-*-darwin*)
        need_64bit_hwint=yes
+       need_64bit_isa=yes
 
        # This is so that '.../configure && make' doesn't fail due to
        # config.guess deciding that the configuration is i386-*-darwin* and
@@ -1087,7 +1120,7 @@ i[34567]86-*-openbsd2.*|i[34567]86-*openbsd3.[0123])
        ;;
 i[34567]86-*-openbsd*)
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h"
-       tm_file="${tm_file} openbsd.h i386/openbsdelf.h"
+       tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h i386/openbsdelf.h"
        gas=yes
        gnu_ld=yes
        ;;
@@ -1102,8 +1135,9 @@ i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i
                        tm_defines="${tm_defines} TARGET_BI_ARCH=1"
                        tmake_file="${tmake_file} i386/t-linux64"
                        need_64bit_hwint=yes
+                       need_64bit_isa=yes
                        case X"${with_cpu}" in
-                       Xgeneric|Xatom|Xcore2|Xnocona|Xx86-64|Xamdfam10|Xbarcelona|Xk8|Xopteron|Xathlon64|Xathlon-fx)
+                       Xgeneric|Xatom|Xcore2|Xnocona|Xx86-64|Xamdfam10|Xbarcelona|Xk8|Xopteron|Xathlon64|Xathlon-fx|Xathlon64-sse3|Xk8-sse3|Xopteron-sse3)
                                ;;
                        X)
                                if test x$with_cpu_64 = x; then
@@ -1112,7 +1146,7 @@ i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i
                                ;;
                        *)
                                echo "Unsupported CPU used in --with-cpu=$with_cpu, supported values:" 1>&2
-                               echo "generic atom core2 nocona x86-64 amdfam10 barcelona k8 opteron athlon64 athlon-fx" 1>&2
+                               echo "generic atom core2 nocona x86-64 amdfam10 barcelona k8 opteron athlon64 athlon-fx athlon64-sse3 k8-sse3 opteron-sse3" 1>&2
                                exit 1
                                ;;
                        esac
@@ -1143,6 +1177,7 @@ i[34567]86-pc-msdosdjgpp*)
        extra_options="${extra_options} i386/djgpp.opt"
        gnu_ld=yes
        gas=yes
+       use_gcc_stdint=wrap
        ;;
 i[34567]86-*-lynxos*)
        xm_defines=POSIX
@@ -1186,12 +1221,22 @@ i[34567]86-*-rtems*)
        ;;
 i[34567]86-*-solaris2*)
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h i386/sysv4.h sol2.h"
+       # Set default arch_32 to pentium4, tune_32 to generic like the other
+       # i386 targets, although config.guess defaults to i386-pc-solaris2*.
+       with_arch_32=${with_arch_32:-pentium4}
+       with_tune_32=${with_tune_32:-generic}
        case ${target} in
        *-*-solaris2.1[0-9]*)
                tm_file="${tm_file} sol2-10.h"
                ;;
        esac
        tm_file="${tm_file} i386/sol2.h"
+       if test x$gnu_ld = xyes; then
+               tm_file="${tm_file} sol2-gld.h"
+       fi
+       if test x$gas = xyes; then
+               tm_file="${tm_file} i386/sol2-gas.h"
+       fi
        tmake_file="${tmake_file} t-sol2 t-svr4"
        c_target_objs="${c_target_objs} sol2-c.o"
        cxx_target_objs="${cxx_target_objs} sol2-c.o"
@@ -1216,9 +1261,10 @@ i[34567]86-*-solaris2*)
                # depends on a runtime test and is thus performed in
                # libgcc/configure.ac instead.
                need_64bit_hwint=yes
+               need_64bit_isa=yes
                use_gcc_stdint=wrap
                case X"${with_cpu}" in
-               Xgeneric|Xatom|Xcore2|Xnocona|Xx86-64|Xamdfam10|Xbarcelona|Xk8|Xopteron|Xathlon64|Xathlon-fx)
+               Xgeneric|Xatom|Xcore2|Xnocona|Xx86-64|Xamdfam10|Xbarcelona|Xk8|Xopteron|Xathlon64|Xathlon-fx|Xathlon64-sse3|Xk8-sse3|Xopteron-sse3)
                        ;;
                X)
                        if test x$with_cpu_64 = x; then
@@ -1227,7 +1273,7 @@ i[34567]86-*-solaris2*)
                        ;;
                *)
                        echo "Unsupported CPU used in --with-cpu=$with_cpu, supported values:" 1>&2
-                       echo "generic atom core2 nocona x86-64 amdfam10 barcelona k8 opteron athlon64 athlon-fx" 1>&2
+                       echo "generic atom core2 nocona x86-64 amdfam10 barcelona k8 opteron athlon64 athlon-fx athlon64-sse3 k8-sse3 opteron-sse3" 1>&2
                        exit 1
                        ;;
                esac
@@ -1278,18 +1324,42 @@ i[34567]86-*-pe | i[34567]86-*-cygwin*)
                thread_file='posix'
        fi
        use_gcc_stdint=wrap
+       lto_binary_reader=lto-coff
        ;;
 i[34567]86-*-mingw* | x86_64-*-mingw*)
        tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/cygming.h i386/mingw32.h"
        xm_file=i386/xm-mingw32.h
+       case ${target} in
+               x86_64-*-* | *-w64-*)
+                       need_64bit_hwint=yes
+                       need_64bit_isa=yes
+                       ;;
+               *)
+                       ;;
+       esac
        # This makes the logic if mingw's or the w64 feature set has to be used
        case ${target} in
                *-w64-*)
                        tm_file="${tm_file} i386/mingw-w64.h"
-                       tmake_file="${tmake_file} i386/t-mingw-w64"
+                       if test x$enable_targets = xall; then
+                               tm_defines="${tm_defines} TARGET_BI_ARCH=1"
+                               case X"${with_cpu}" in
+                               Xgeneric|Xatom|Xcore2|Xnocona|Xx86-64|Xamdfam10|Xbarcelona|Xk8|Xopteron|Xathlon64|Xathlon-fx|Xathlon64-sse3|Xk8-sse3|Xopteron-sse3)
+                                       ;;
+                               X)
+                                       if test x$with_cpu_64 = x; then
+                                               with_cpu_64=generic
+                                       fi
+                                       ;;
+                               *)
+                                       echo "Unsupported CPU used in --with-cpu=$with_cpu, supported values:" 1>&2
+                                       echo "generic atom core2 nocona x86-64 amdfam10 barcelona k8 opteron athlon64 athlon-fx athlon64-sse3 k8-sse3 opteron-sse3" 1>&2
+                                       exit 1
+                                       ;;
+                               esac
+                       fi
                        ;;
                *)
-                       tmake_file="${tmake_file} i386/t-mingw32"
                        ;;
        esac
        tm_file="${tm_file} i386/mingw-stdint.h"
@@ -1300,6 +1370,14 @@ i[34567]86-*-mingw* | x86_64-*-mingw*)
                tmake_eh_file="i386/t-sjlj-eh"
        fi
        tmake_file="${tmake_file} ${tmake_eh_file} i386/t-cygming"
+        case ${target} in
+               *-w64-*)
+                               tmake_file="${tmake_file} i386/t-mingw-w64"
+                       ;;
+               *)
+                               tmake_file="${tmake_file} i386/t-mingw32"
+                       ;;
+       esac
        target_gtfiles="\$(srcdir)/config/i386/winnt.c"
        extra_options="${extra_options} i386/cygming.opt i386/mingw.opt"
        case ${target} in
@@ -1314,9 +1392,9 @@ i[34567]86-*-mingw* | x86_64-*-mingw*)
        cxx_target_objs="${cxx_target_objs} winnt-cxx.o msformat-c.o"
        default_use_cxa_atexit=yes
        use_gcc_stdint=wrap
+       lto_binary_reader=lto-coff
        case ${enable_threads} in
-         "" | yes | win32)
-         thread_file='win32'
+         "" | yes | win32)       thread_file='win32'
          tmake_file="${tmake_file} i386/t-gthr-win32"
          ;;
        esac
@@ -1392,12 +1470,39 @@ ia64*-*-hpux*)
        use_gcc_stdint=wrap
        tm_file="${tm_file} hpux-stdint.h"
        ;;
+ia64-hp-*vms*)
+       tm_file="${tm_file} elfos.h ia64/sysv4.h ia64/elf.h ia64/vms.h ia64/vms64.h"
+       xm_file="vms/xm-vms.h vms/xm-vms64.h"
+       tmake_file="vms/t-vms vms/t-vms64 ia64/t-ia64 ia64/t-vms"
+       xmake_file=vms/x-vms
+       target_cpu_default="0"
+       if test x$gas = xyes
+       then
+               target_cpu_default="${target_cpu_default}|MASK_GNU_AS"
+       fi
+       exeext=.exe
+       install_headers_dir=install-headers-cp
+       extra_options="${extra_options} vms/vms.opt"
+       ;;
 iq2000*-*-elf*)
         tm_file="svr4.h elfos.h newlib-stdint.h iq2000/iq2000.h"
         tmake_file=iq2000/t-iq2000
         out_file=iq2000/iq2000.c
         md_file=iq2000/iq2000.md
         ;;
+lm32-*-elf*)
+        tm_file="dbxelf.h elfos.h ${tm_file}"
+       tmake_file="${tmake_file} lm32/t-lm32 lm32/t-fprules-softfp soft-fp/t-softfp"
+        ;;
+lm32-*-rtems*)
+       tm_file="dbxelf.h elfos.h ${tm_file} lm32/rtems.h rtems.h"
+       tmake_file="${tmake_file} lm32/t-lm32 lm32/t-fprules-softfp soft-fp/t-softfp"
+       tmake_file="${tmake_file} t-rtems"
+         ;;
+lm32-*-uclinux*)
+        tm_file="dbxelf.h elfos.h ${tm_file} linux.h lm32/uclinux-elf.h"
+       tmake_file="${tmake_file} lm32/t-lm32 lm32/t-fprules-softfp soft-fp/t-softfp"
+        ;;
 m32r-*-elf*)
        tm_file="dbxelf.h elfos.h svr4.h newlib-stdint.h ${tm_file}"
        extra_parts="crtinit.o crtfini.o"
@@ -1490,7 +1595,7 @@ m68k*-*-openbsd*)
        default_cf_cpu=5475
        # needed to unconfuse gdb
        tm_defines="${tm_defines} OBSD_OLD_GAS"
-       tm_file="${tm_file} openbsd.h m68k/openbsd.h"
+       tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h m68k/openbsd.h"
        tmake_file="t-libc-ok t-openbsd m68k/t-openbsd"
        # we need collect2 until our bug is fixed...
        use_collect2=yes
@@ -1549,24 +1654,28 @@ mcore-*-pe*)
        inhibit_libc=true
        use_gcc_stdint=wrap
        ;;
-mips-sgi-irix[56]*)
-       tm_file="elfos.h ${tm_file} mips/iris.h"
-       tmake_file="mips/t-iris mips/t-slibgcc-irix"
+mep-*-*)
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
+       tmake_file=mep/t-mep
+       extra_parts="crtbegin.o crtend.o"
+       c_target_objs="mep-pragma.o"
+       cxx_target_objs="mep-pragma.o"
+       if test -d "${srcdir}/../newlib/libc/include" &&
+          test "x$with_headers" = x; then
+               with_headers=yes
+       fi
+       use_gcc_stdint=wrap
+       ;;
+mips-sgi-irix6.5*)
+       tm_file="elfos.h ${tm_file} mips/iris6.h"
+       tmake_file="mips/t-iris mips/t-iris6 mips/t-slibgcc-irix"
        target_cpu_default="MASK_ABICALLS"
-       case ${target} in
-       *-*-irix5*)
-               tm_file="${tm_file} mips/iris5.h"
-               ;;
-
-       *-*-irix6*)
-               tm_file="${tm_file} mips/iris6.h"
-               tmake_file="${tmake_file} mips/t-iris6"
-               tm_defines="${tm_defines} MIPS_ISA_DEFAULT=3 MIPS_ABI_DEFAULT=ABI_N32"
-               ;;
-       esac
+       tm_defines="${tm_defines} MIPS_ISA_DEFAULT=3 MIPS_ABI_DEFAULT=ABI_N32"
+       # Only IRIX Development Foundation 1.3 for IRIX 6.5 provides stdint.h.
+       use_gcc_stdint=wrap
        if test "x$stabs" = xyes
        then
-               tm_file="${tm_file} dbx.h mips/dbxmdebug.h"
+               tm_file="${tm_file} dbx.h"
        fi
        if test "x$gnu_ld" = xyes
        then
@@ -1616,7 +1725,7 @@ mips*-*-linux*)                           # Linux MIPS, either endian.
 mips*-*-openbsd*)
        tm_defines="${tm_defines} OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_OBJECT OBSD_HAS_CORRECT_SPECS"
        target_cpu_default="MASK_ABICALLS"
-       tm_file="mips/mips.h openbsd.h mips/openbsd.h mips/sdb.h"
+       tm_file="mips/mips.h openbsd.h openbsd-stdint.h openbsd-libpthread.h mips/openbsd.h mips/sdb.h"
        case ${target} in
        mips*el-*-openbsd*)
            tm_defines="${tm_defines} TARGET_ENDIAN_DEFAULT=0";;
@@ -1716,6 +1825,7 @@ mips64-*-elf* | mips64el-*-elf*)
 mips64vr-*-elf* | mips64vrel-*-elf*)
         tm_file="elfos.h newlib-stdint.h ${tm_file} mips/vr.h mips/elf.h"
         tmake_file=mips/t-vr
+       tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_EABI"
         ;;
 mips64orion-*-elf* | mips64orionel-*-elf*)
        tm_file="elfos.h newlib-stdint.h ${tm_file} mips/elforion.h mips/elf.h"
@@ -1871,7 +1981,7 @@ powerpc-*-linux* | powerpc64-*-linux*)
                tm_file="${tm_file} rs6000/linux.h glibc-stdint.h"
                ;;
        esac
-       tmake_file="${tmake_file} rs6000/t-fprules-softfp soft-fp/t-softfp"
+       tmake_file="${tmake_file} t-slibgcc-libgcc rs6000/t-fprules-softfp soft-fp/t-softfp"
        case ${target} in
            powerpc*-*-linux*altivec*)
                tm_file="${tm_file} rs6000/linuxaltivec.h" ;;
@@ -1887,19 +1997,19 @@ powerpc-*-linux* | powerpc64-*-linux*)
 powerpc64-*-gnu*)
        tm_file="${tm_file} elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/default64.h rs6000/linux64.h rs6000/gnu.h glibc-stdint.h"
        extra_options="${extra_options} rs6000/sysv4.opt rs6000/linux64.opt"
-       tmake_file="t-slibgcc-elf-ver t-gnu"
+       tmake_file="t-slibgcc-elf-ver t-slibgcc-libgcc t-gnu"
        ;;
 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 glibc-stdint.h"
        extra_options="${extra_options} rs6000/sysv4.opt"
-       tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
+       tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcos t-slibgcc-elf-ver t-slibgcc-libgcc t-gnu rs6000/t-ppccomm"
        if test x$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 glibc-stdint.h"
-       tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
+       tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcos t-slibgcc-elf-ver t-slibgcc-libgcc t-gnu rs6000/t-ppccomm"
        extra_options="${extra_options} rs6000/sysv4.opt"
        if test x$enable_threads = xyes; then
                thread_file='posix'
@@ -1993,9 +2103,12 @@ rs6000-ibm-aix[6789].* | powerpc-ibm-aix[6789].*)
        use_gcc_stdint=wrap
        extra_headers=altivec.h
        ;;
+rx-*-elf*)
+       tm_file="dbxelf.h elfos.h svr4.h newlib-stdint.h ${tm_file} ../../libgcc/config/rx/rx-abi.h"
+       tmake_file="${tmake_file} rx/t-rx"
+       ;;
 s390-*-linux*)
        tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h glibc-stdint.h s390/linux.h"
-       tmake_file="${tmake_file} t-dfprules s390/t-crtstuff s390/t-linux"
        ;;
 s390x-*-linux*)
        tm_file="s390/s390x.h s390/s390.h dbxelf.h elfos.h svr4.h linux.h glibc-stdint.h s390/linux.h"
@@ -2003,7 +2116,7 @@ s390x-*-linux*)
        md_file=s390/s390.md
        extra_modes=s390/s390-modes.def
        out_file=s390/s390.c
-       tmake_file="${tmake_file} t-dfprules s390/t-crtstuff s390/t-linux s390/t-linux64"
+       tmake_file="${tmake_file} s390/t-linux64"
        ;;
 s390x-ibm-tpf*)
         tm_file="s390/s390x.h s390/s390.h dbxelf.h elfos.h svr4.h s390/tpf.h"
@@ -2012,7 +2125,6 @@ s390x-ibm-tpf*)
         extra_modes=s390/s390-modes.def
         out_file=s390/s390.c
         extra_parts="crtbeginS.o crtendS.o"
-        tmake_file="s390/t-crtstuff s390/t-tpf"
         thread_file='tpf'
        extra_options="${extra_options} s390/tpf.opt"
        ;;
@@ -2062,10 +2174,11 @@ sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | \
                        tm_file="${tm_file} linux.h glibc-stdint.h sh/linux.h" ;;
        sh*-*-netbsd*)  tm_file="${tm_file} netbsd.h netbsd-elf.h sh/netbsd-elf.h" ;;
        sh*-superh-elf) if test x$with_libgloss != xno; then
-                               with_libgloss=yes
-                               tm_file="${tm_file} sh/newlib.h"
-                       fi
-                       tm_file="${tm_file} sh/embed-elf.h sh/superh.h"
+                                with_libgloss=yes
+                                tm_file="${tm_file} sh/newlib.h"
+                        fi
+                       tm_file="${tm_file} sh/embed-elf.h"
+                       tm_file="${tm_file} sh/superh.h"
                        tmake_file="${tmake_file} sh/t-superh"
                        extra_options="${extra_options} sh/superh.opt" ;;
        *)              if test x$with_newlib = xyes \
@@ -2099,7 +2212,8 @@ sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | \
        *-*-symbianelf*)
                tmake_file="sh/t-symbian"
                tm_file="sh/symbian-pre.h sh/little.h ${tm_file} sh/symbian-post.h"
-               extra_objs="symbian.o"
+               c_target_objs="symbian-base.o symbian-c.o"
+               cxx_target_objs="symbian-base.o symbian-cxx.o"
                extra_parts="crt1.o crti.o crtn.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
                ;;
        *-*-elf*)
@@ -2216,7 +2330,8 @@ sparc-*-netbsdelf*)
        extra_options="${extra_options} sparc/long-double-switch.opt"
        ;;
 sparc64-*-openbsd*)
-       tm_file="sparc/openbsd1-64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sp64-elf.h openbsd.h sparc/openbsd64.h"
+       tm_file="sparc/openbsd1-64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sp64-elf.h"
+       tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h sparc/openbsd64.h"
        extra_options="${extra_options} sparc/little-endian.opt"
        gas=yes gnu_ld=yes
        with_cpu=ultrasparc
@@ -2243,75 +2358,43 @@ sparc-*-rtems*)
        tmake_file="sparc/t-elf sparc/t-crtfm t-rtems"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        ;;
-sparc64-*-solaris2* | sparcv9-*-solaris2*)
+sparc*-*-solaris2*)
        tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sol2.h"
        case ${target} in
-       *-*-solaris2.1[0-9]*)
+           *-*-solaris2.1[0-9]*)
                tm_file="${tm_file} sol2-10.h"
                use_gcc_stdint=wrap
                ;;
-       *)
+           *)
                use_gcc_stdint=provide
                ;;
        esac
-       tm_file="${tm_file} sparc/sol2.h sparc/sol2-64.h sparc/sol2-bi.h"
-       if test x$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="${tm_file} sparc/sol2-gas.h sparc/sol2-gas-bi.h"
-       fi
-       tm_file="${tm_file} tm-dwarf2.h"
-       tmake_file="t-sol2 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="$tmake_file t-slibgcc-sld"
-       fi
-       c_target_objs="sol2-c.o"
-       cxx_target_objs="sol2-c.o"
-       extra_objs="sol2.o"
-       tm_p_file="${tm_p_file} sol2-protos.h"
-       extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
-       case ${enable_threads}:${have_pthread_h}:${have_thread_h} in
-         "":yes:* | yes:yes:* ) thread_file=posix ;;
-         "":*:yes | yes:*:yes ) thread_file=solaris ;;
-       esac
-       ;;
-sparc-*-solaris2*)
-       tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sol2.h"
+       tm_file="${tm_file} sparc/sol2.h"
        case ${target} in
-       *-*-solaris2.1[0-9]*)
-               tm_file="${tm_file} sol2-10.h"
-               use_gcc_stdint=wrap
+           sparc64-*-* | sparcv9-*-*)
+               tm_file="${tm_file} sparc/sol2-64.h"
                ;;
-       *)
-               use_gcc_stdint=provide
+           *)
+               test x$with_cpu != x || with_cpu=v9
                ;;
        esac
-       tm_file="${tm_file} sparc/sol2.h"
-       if test x$gnu_ld = xyes; then
-               tm_file="${tm_file} sparc/sol2-gld.h"
-       fi
+       tm_file="${tm_file} sparc/sol2-bi.h"
        if test x$gas = xyes; then
-               tm_file="${tm_file} sparc/sol2-gas.h"
+               tm_file="${tm_file} sparc/sol2-gas.h sparc/sol2-gas-bi.h"
        fi
-       tmake_file="t-sol2 sparc/t-sol2 sparc/t-crtfm"
+       if test x$gnu_ld = xyes; then
+               tm_file="${tm_file} sol2-gld.h sparc/sol2-gld-bi.h"
+       fi
+       tm_file="${tm_file} tm-dwarf2.h"
+       tmake_file="t-sol2 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
-       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"
+               tm_file="usegas.h ${tm_file}"
        fi
-       tm_file="${tm_file} tm-dwarf2.h"
-       tmake_file="$tmake_file sparc/t-sol2-64"
-       test x$with_cpu != x || with_cpu=v9
        c_target_objs="sol2-c.o"
        cxx_target_objs="sol2-c.o"
        extra_objs="sol2.o"
@@ -2360,7 +2443,7 @@ sparc64-*-netbsd*)
 spu-*-elf*)
        tm_file="dbxelf.h elfos.h spu/spu-elf.h spu/spu.h newlib-stdint.h"
        tmake_file="spu/t-spu-elf"
-       extra_headers="spu_intrinsics.h spu_internals.h vmx2spu.h spu_mfcio.h vec_types.h"
+       extra_headers="spu_intrinsics.h spu_internals.h vmx2spu.h spu_mfcio.h vec_types.h spu_cache.h"
        extra_modes=spu/spu-modes.def
        c_target_objs="${c_target_objs} spu-c.o"
        cxx_target_objs="${cxx_target_objs} spu-c.o"
@@ -2414,6 +2497,7 @@ v850-*-*)
        ;;
 vax-*-linux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h vax/elf.h vax/linux.h"
+       tmake_file="${tmake_file} vax/t-linux"
        ;;
 vax-*-netbsdelf*)
        tm_file="${tm_file} elfos.h netbsd.h netbsd-elf.h vax/elf.h vax/netbsd-elf.h"
@@ -2425,7 +2509,7 @@ vax-*-netbsd*)
        use_collect2=yes
        ;;
 vax-*-openbsd*)
-       tm_file="vax/vax.h vax/openbsd1.h openbsd.h vax/openbsd.h"
+       tm_file="vax/vax.h vax/openbsd1.h openbsd.h openbsd-stdint.h openbsd-pthread.h vax/openbsd.h"
        use_collect2=yes
        ;;
 xstormy16-*-elf)
@@ -2490,99 +2574,168 @@ case ${with_cpu} in
     ;;
 esac
 
+# Set arch and cpu from ${target} and ${target_noncanonical}.  Set cpu
+# to generic if there is no processor scheduler model for the target.
+arch=
+cpu=
+arch_without_sse2=no
+arch_without_64bit=no
+case ${target} in
+  i386-*-*)
+    arch=i386
+    cpu=i386
+    arch_without_sse2=yes
+    arch_without_64bit=yes
+    ;;
+  i486-*-*)
+    arch=i486
+    cpu=i486
+    arch_without_sse2=yes
+    arch_without_64bit=yes
+    ;;
+  i586-*-*)
+    arch_without_sse2=yes
+    arch_without_64bit=yes
+    case ${target_noncanonical} in
+      k6_2-*)
+       arch=k6-2
+       cpu=k6-2
+       ;;
+      k6_3-*)
+       arch=k6-3
+       cpu=k6-3
+       ;;
+      k6-*)
+       arch=k6
+       cpu=k6
+       ;;
+      pentium_mmx-*|winchip_c6-*|winchip2-*|c3-*)
+       arch=pentium-mmx
+       cpu=pentium-mmx
+       ;;
+      *)
+       arch=pentium
+       cpu=pentium
+       ;;
+    esac
+    ;;
+  i686-*-* | i786-*-*)
+    case ${target_noncanonical} in
+      amdfam10-*|barcelona-*)
+       arch=amdfam10
+       cpu=amdfam10
+       ;;
+      k8_sse3-*|opteron_sse3-*|athlon64_sse3-*)
+       arch=k8-sse3
+       cpu=k8-sse3
+       ;;
+      k8-*|opteron-*|athlon64-*|athlon_fx-*)
+       arch=k8
+       cpu=k8
+       ;;
+      athlon_xp-*|athlon_mp-*|athlon_4-*)
+       arch=athlon-4
+       cpu=athlon-4
+       arch_without_sse2=yes
+       arch_without_64bit=yes
+       ;;
+      athlon_tbird-*|athlon-*)
+       arch=athlon
+       cpu=athlon
+       arch_without_sse2=yes
+       ;;
+      geode-*)
+       arch=geode
+       cpu=geode
+       arch_without_sse2=yes
+       ;;
+      pentium2-*)
+       arch=pentium2
+       cpu=pentium2
+       arch_without_sse2=yes
+       ;;
+      pentium3-*|pentium3m-*)
+       arch=pentium3
+       cpu=pentium3
+       arch_without_sse2=yes
+       ;;
+      pentium4-*|pentium4m-*)
+       arch=pentium4
+       cpu=pentium4
+       ;;
+      prescott-*)
+       arch=prescott
+       cpu=prescott
+       ;;
+      nocona-*)
+       arch=nocona
+       cpu=nocona
+       ;;
+      atom-*)
+       arch=atom
+       cpu=atom
+       ;;
+      core2-*)
+       arch=core2
+       cpu=core2
+       ;;
+      pentium_m-*)
+       arch=pentium-m
+       cpu=pentium-m
+       ;;
+      pentiumpro-*)
+       arch=pentiumpro
+       cpu=pentiumpro
+       arch_without_sse2=yes
+       ;;
+      *)
+       arch=pentiumpro
+       cpu=generic
+       arch_without_sse2=yes
+       arch_without_64bit=yes
+       ;;
+    esac
+    ;;
+  x86_64-*-*)
+    case ${target_noncanonical} in
+      amdfam10-*|barcelona-*)
+       arch=amdfam10
+       cpu=amdfam10
+       ;;
+      k8_sse3-*|opteron_sse3-*|athlon64_sse3-*)
+       arch=k8-sse3
+       cpu=k8-sse3
+       ;;
+      k8-*|opteron-*|athlon_64-*)
+       arch=k8
+       cpu=k8
+       ;;
+      nocona-*)
+       arch=nocona
+       cpu=nocona
+       ;;
+      atom-*)
+       arch=atom
+       cpu=atom
+       ;;
+      core2-*)
+       arch=core2
+       cpu=core2
+       ;;
+      *)
+       arch=x86-64
+       cpu=generic
+       ;;
+    esac
+    ;;
+esac
+
 # If there is no $with_cpu option, try to infer one from ${target}.
 # This block sets nothing except for with_cpu.
 if test x$with_cpu = x ; then
   case ${target} in
-    i386-*-*)
-      with_cpu=i386
-      ;;
-    i486-*-*)
-      with_cpu=i486
-      ;;
-    i586-*-*)
-      case ${target_noncanonical} in
-        k6_2-*)
-          with_cpu=k6-2
-          ;;
-        k6_3-*)
-          with_cpu=k6-3
-          ;;
-        k6-*)
-          with_cpu=k6
-          ;;
-        pentium_mmx-*|winchip_c6-*|winchip2-*|c3-*)
-          with_cpu=pentium-mmx
-          ;;
-        *)
-          with_cpu=pentium
-          ;;
-      esac
-      ;;
-    i686-*-* | i786-*-*)
-      case ${target_noncanonical} in
-        amdfam10-*|barcelona-*)
-          with_cpu=amdfam10
-          ;;
-        k8-*|opteron-*|athlon_64-*)
-          with_cpu=k8
-          ;;
-        athlon_xp-*|athlon_mp-*|athlon_4-*)
-          with_cpu=athlon-4
-          ;;
-        athlon_tbird-*|athlon-*)
-          with_cpu=athlon
-          ;;
-       geode-*)
-         with_cpu=geode
-         ;;
-        pentium2-*)
-          with_cpu=pentium2
-          ;;
-        pentium3-*|pentium3m-*)
-          with_cpu=pentium3
-          ;;
-        pentium4-*|pentium4m-*)
-          with_cpu=pentium4
-          ;;
-        prescott-*)
-          with_cpu=prescott
-          ;;
-        nocona-*)
-          with_cpu=nocona
-          ;;
-       core2-*)
-         with_cpu=core2
-         ;;
-        pentium_m-*)
-          with_cpu=pentium-m
-          ;;
-        pentiumpro-*)
-          with_cpu=pentiumpro
-          ;;
-        *)
-          with_cpu=generic
-          ;;
-      esac
-      ;;
-    x86_64-*-*)
-      case ${target_noncanonical} in
-        amdfam10-*|barcelona-*)
-          with_cpu=amdfam10
-          ;;
-        k8-*|opteron-*|athlon_64-*)
-          with_cpu=k8
-          ;;
-        nocona-*)
-          with_cpu=nocona
-          ;;
-       core2-*)
-         with_cpu=core2
-         ;;
-        *)
-          with_cpu=generic
-          ;;
-      esac
+    i[34567]86-*-*|x86_64-*-*)
+      with_cpu=$cpu
       ;;
     alphaev6[78]*-*-*)
       with_cpu=ev67
@@ -2626,21 +2779,103 @@ if test x$with_cpu = x ; then
   # Avoid overriding --with-cpu-32 and --with-cpu-64 values.
   case ${target} in
     i[34567]86-*-*|x86_64-*-*)
-      if test x$with_cpu != x; then
-        if test x$with_cpu_32 != x || test x$with_cpu_64 != x; then
-          if test x$with_cpu_32 = x; then
-            with_cpu_32=$with_cpu
-          fi
-          if test x$with_cpu_64 = x; then
-            with_cpu_64=$with_cpu
-          fi
-          with_cpu=
-        fi
+      if test x$with_cpu_32 != x || test x$with_cpu_64 != x; then
+       if test x$with_cpu_32 = x; then
+         with_cpu_32=$with_cpu
+       fi
+       if test x$with_cpu_64 = x; then
+         with_cpu_64=$with_cpu
+       fi
+        with_cpu=
       fi
       ;;
   esac
 fi
 
+# Support for --with-arch and related options (and a few unrelated options,
+# too).
+case ${with_arch} in
+  yes | no)
+    echo "--with-arch must be passed a value" 1>&2
+    exit 1
+    ;;
+esac
+
+# If there is no $with_arch option, try to infer one from ${target}.
+# This block sets nothing except for with_arch.
+if test x$with_arch = x ; then
+  case ${target} in
+    i[34567]86-*-darwin*|x86_64-*-darwin*)
+      # Default arch is set via TARGET_SUBTARGET32_ISA_DEFAULT
+      # and TARGET_SUBTARGET64_ISA_DEFAULT in config/i386/darwin.h.
+      ;;
+    i[34567]86-*-*)
+      # --with-fpmath sets the default ISA to SSE2, which is the same
+      # ISA supported by Pentium 4.
+      if test x$with_fpmath = x || test $arch_without_sse2 = no; then
+       with_arch=$arch
+      else
+       with_arch=pentium4
+      fi
+      ;;
+    x86_64-*-*)
+      with_arch=$arch
+      ;;
+  esac
+
+  # Avoid overriding --with-arch-32 and --with-arch-64 values.
+  case ${target} in
+    i[34567]86-*-darwin*|x86_64-*-darwin*)
+      # Default arch is set via TARGET_SUBTARGET32_ISA_DEFAULT
+      # and TARGET_SUBTARGET64_ISA_DEFAULT in config/i386/darwin.h.
+      ;;
+    i[34567]86-*-*|x86_64-*-*)
+      if test x$with_arch_32 != x || test x$with_arch_64 != x; then
+       if test x$with_arch_32 = x; then
+         with_arch_32=$with_arch
+       fi
+       if test x$with_arch_64 = x; then
+         if test $arch_without_64bit = yes; then
+           # Set the default 64bit arch to x86-64 if the default arch
+           # doesn't support 64bit.
+           with_arch_64=x86-64
+         else
+           with_arch_64=$with_arch
+         fi
+       fi
+       with_arch=
+      elif test $arch_without_64bit$need_64bit_isa = yesyes; then
+       # Set the default 64bit arch to x86-64 if the default arch
+       # doesn't support 64bit and we need 64bit ISA.
+       with_arch_32=$with_arch
+       with_arch_64=x86-64
+       with_arch=
+      fi
+      ;;
+  esac
+fi
+
+# Support --with-fpmath.
+if test x$with_fpmath != x; then
+  case ${target} in
+    i[34567]86-*-* | x86_64-*-*)
+      case ${with_fpmath} in
+      sse)
+       tm_file="${tm_file} i386/ssemath.h"
+       ;;
+      *)
+       echo "Invalid --with-fpmath=$with_fpmath" 1>&2
+       exit 1
+       ;;
+      esac
+      ;;
+    *)
+      echo "--with-fpmath isn't supported for $target." 1>&2
+      exit 1
+      ;;
+  esac
+fi
+
 # Similarly for --with-schedule.
 if test x$with_schedule = x; then
        case ${target} in
@@ -2727,7 +2962,10 @@ case "${target}" in
 
                case "$with_fpu" in
                "" \
-               | fpa | fpe2 | fpe3 | maverick | vfp | vfp3 | neon )
+               | fpa | fpe2 | fpe3 | maverick | vfp | vfp3 | vfpv3 \
+               | vfpv3-fp16 | vfpv3-d16 | vfpv3-d16-fp16 | vfpv3xd \
+               | vfpv3xd-fp16 | neon | neon-fp16 | vfpv4 | vfpv4-d16 \
+               | fpv4-sp-d16 | neon-vfpv4)
                        # OK
                        ;;
                *)
@@ -2864,7 +3102,10 @@ case "${target}" in
                                esac
                                # OK
                                ;;
-                       "" | amdfam10 | barcelona | k8 | opteron | athlon64 | athlon-fx | nocona | core2 | atom | generic)
+                       "" | x86-64 | generic | native \
+                       | k8 | k8-sse3 | athlon64 | athlon64-sse3 | opteron \
+                       | opteron-sse3 | athlon-fx | amdfam10 | barcelona \
+                       | nocona | core2 | atom)
                                # OK
                                ;;
                        *)
@@ -2876,7 +3117,7 @@ case "${target}" in
                ;;
 
        mips*-*-*)
-               supported_defaults="abi arch arch_32 arch_64 float tune tune_32 tune_64 divide llsc mips-plt"
+               supported_defaults="abi arch arch_32 arch_64 float tune tune_32 tune_64 divide llsc mips-plt synci"
 
                case ${with_float} in
                "" | soft | hard)
@@ -2938,6 +3179,20 @@ case "${target}" in
                        exit 1
                        ;;
                esac
+
+               case ${with_synci} in
+               yes)
+                       with_synci=synci
+                       ;;
+               "" | no)
+                       # No is the default.
+                       with_synci=no-synci
+                       ;;
+               *)
+                       echo "Unknown synci type used in --with-synci" 1>&2
+                       exit 1
+                       ;;
+               esac
                ;;
 
        powerpc*-*-* | rs6000-*-*)
@@ -2966,9 +3221,9 @@ case "${target}" in
                        | power | power[234567] | power6x | powerpc | powerpc64 \
                        | rios | rios1 | rios2 | rsc | rsc1 | rs64a \
                        | 401 | 403 | 405 | 405fp | 440 | 440fp | 464 | 464fp \
-                       | 505 | 601 | 602 | 603 | 603e | ec603e | 604 \
-                       | 604e | 620 | 630 | 740 | 750 | 7400 | 7450 \
-                       | e300c[23] | 854[08] | e500mc \
+                       | 476 | 476fp | 505 | 601 | 602 | 603 | 603e | ec603e \
+                       | 604 | 604e | 620 | 630 | 740 | 750 | 7400 | 7450 \
+                       | a2 | e300c[23] | 854[08] | e500mc | e500mc64 \
                        | 801 | 821 | 823 | 860 | 970 | G3 | G4 | G5 | cell)
                                # OK
                                ;;
@@ -3124,9 +3379,17 @@ case ${target} in
        i[34567]86-*-darwin* | x86_64-*-darwin*)
                tmake_file="${tmake_file} i386/t-fprules-softfp soft-fp/t-softfp"
                ;;
-       i[34567]86-*-linux* | x86_64-*-linux* | i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu)
+       i[34567]86-*-linux* | x86_64-*-linux* | \
+         i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu | \
+         i[34567]86-*-gnu*)
                tmake_file="${tmake_file} i386/t-fprules-softfp soft-fp/t-softfp i386/t-linux"
                ;;
+       i[34567]86-*-solaris2*)
+               tmake_file="${tmake_file} i386/t-fprules-softfp soft-fp/t-softfp"
+               ;;
+       i[34567]86-*-cygwin* | i[34567]86-*-mingw* | x86_64-*-mingw*)
+               tmake_file="${tmake_file} i386/t-fprules-softfp soft-fp/t-softfp"
+               ;;
        ia64*-*-linux*)
                tmake_file="${tmake_file} ia64/t-fprules-softfp soft-fp/t-softfp"
                ;;
@@ -3201,7 +3464,7 @@ case ${target} in
 esac
 
 t=
-all_defaults="abi cpu cpu_32 cpu_64 arch arch_32 arch_64 tune tune_32 tune_64 schedule float mode fpu divide llsc mips-plt"
+all_defaults="abi cpu cpu_32 cpu_64 arch arch_32 arch_64 tune tune_32 tune_64 schedule float mode fpu divide llsc mips-plt synci"
 for option in $all_defaults
 do
        eval "val=\$with_"`echo $option | sed s/-/_/g`