* config/rs6000/rs6000.c (rs6000_override_options): Add
        SUBSUBTARGET_OVERRIDE_OPTIONS.

        * config/rs6000/eabialtivec.h: New file.

	* config/rs6000/linuxaltivec.h: New file.

	* config.gcc: Add powerpc-*-eabialtivec and
	powerpc-*-linux-gnualtivec.

From-SVN: r47981