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 ARM-specific values

 CT_DoArchTupleValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}${target_endian_eb}"

     # The system part of the tuple:

     case "${CT_LIBC},${CT_ARCH_ARM_EABI}" in

         *glibc,y)   CT_TARGET_SYS=gnueabi;;

         uClibc,y)   CT_TARGET_SYS=uclibcgnueabi;;

         none,y)     CT_TARGET_SYS=eabi;;

     esac

     # In case we're EABI, do *not* specify any ABI!

     # which means, either we do not have an ABI specified, or we're not EABI.

     CT_TestOrAbort "Internal error: CT_ARCH_ABI should not be set for EABI build." -z "${CT_ARCH_ABI}" -o -z "${CT_ARCH_ARM_EABI}"

 }