Add support for powerpc64, along with an EXPERIMENTAL sample.

/trunk/scripts/build/arch/powerpc64.sh | 21 1 20 0 -
/trunk/scripts/build/arch/powerpc.sh | 21 1 20 0 -
/trunk/samples/powerpc64-unknown-linux-gnu/crosstool.config | 388 388 0 0 +++++++++++++++++++
/trunk/samples/powerpc64-unknown-linux-gnu/reported.by | 3 3 0 0 +
/trunk/config/arch/powerpc-powerpc64.in-common | 12 4 8 0 -
/trunk/config/arch/powerpc.in | 15 0 15 0 -
/trunk/config/arch/powerpc64.in | 19 3 16 0 -
7 files changed, 400 insertions(+), 79 deletions(-)

# Compute IA-64-specific values

CT_DoArchTupleValues() {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH}${target_endian_el}"

    # Override CFLAGS for endianness:

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

        y,) CT_ARCH_ENDIAN_CFLAG="-EB";;

        ,y) CT_ARCH_ENDIAN_CFLAG="-EL";;

    esac

}