Prepare for gcc-4.4:
- add 'companion_libs/' to hold all libraries needed to build gcc-4.3+ and gcc-4.4+
- move GMP & MPFR to 'companion_libs/'

-------- diffstat follows --------
/trunk/scripts/build/gmp.sh | 85 0 85 0 ----------------------------
/trunk/scripts/build/mpfr.sh | 139 0 139 0 ---------------------------------------------
/trunk/scripts/addToolVersion.sh | 4 2 2 0
/trunk/scripts/crosstool-NG.sh.in | 4 2 2 0
/trunk/config/companion_libs.in | 17 10 7 0 +++---
/trunk/config/gmp_mpfr/gmp.in | 32 0 32 0 ----------
/trunk/config/gmp_mpfr/mpfr.in | 42 0 42 0 --------------
/trunk/config/config.in | 2 1 1 0
/trunk/config/gmp_mpfr.in | 35 0 35 0 -----------
9 files changed, 15 insertions(+), 345 deletions(-)

 # Compute x86-specific values

 # This one really need a little love! :-(

 CT_DoArchTupleValues() {

     # The architecture part of the tuple:

     arch="${CT_ARCH_ARCH}"

     [ -z "${arch}" ] && arch="${CT_ARCH_TUNE}"

     case "${arch}" in

         nocona|athlon*64|k8|athlon-fx|opteron)

             CT_DoError "Architecture is x86 (32-bit) but selected processor is \"${arch}\" (64-bit)";;

         "")                           CT_TARGET_ARCH=i386;;

         i386|i486|i586|i686)          CT_TARGET_ARCH="${arch}";;

         winchip*)                     CT_TARGET_ARCH=i486;;

         pentium|pentium-mmx|c3*)      CT_TARGET_ARCH=i586;;

         pentiumpro|pentium*|athlon*)  CT_TARGET_ARCH=i686;;

         *)                            CT_TARGET_ARCH=i586;;

     esac

     # The kernel ARCH:

     CT_KERNEL_ARCH=i386

 }