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 sh-specific values

CT_DoArchTupleValues () {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH_SH_VARIANT}${target_endian_eb}"

    # gcc ./configure flags

    CT_ARCH_WITH_ARCH=

    CT_ARCH_WITH_ABI=

    CT_ARCH_WITH_CPU=

    CT_ARCH_WITH_TUNE=

    CT_ARCH_WITH_FPU=

    CT_ARCH_WITH_FLOAT=

    # Endianness stuff

    case "${CT_ARCH_BE},${CT_ARCH_LE}" in

        y,) CT_ARCH_ENDIAN_CFLAG=-mb;;

        ,y) CT_ARCH_ENDIAN_CFLAG=-ml;;

    esac

    # CFLAGS

    case "${CT_ARCH_SH_VARIENT}" in

        sh3)    CT_ARCH_ARCH_CFLAG=-m3;;

        sh4*)

            case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in

                y,) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}";;

                ,y) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}-nofpu";;

            esac

            ;;

    esac

    CT_ARCH_FLOAT_CFLAG=

}