* config/tc-arm.c (s_arm_unwind_save_vfp_armv6): New. Parse

    * config/tc-arm.c (s_arm_unwind_save_vfp_armv6): New.  Parse
        a directive saving VFP registers for ARMv6 or later.
        (s_arm_unwind_save): Add parameter arch_v6 and call
        s_arm_unwind_save_vfp or s_arm_unwind_save_vfp_armv6 as
        appropriate.
        (md_pseudo_table): Add entry for new "vsave" directive.
        * doc/c-arm.texi: Correct error in example for "save"
        directive (fstmdf -> fstmdx).  Also document "vsave" directive.