* sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
	({CPP,ASM,LINK}_SPEC): Add little endian support.
	({BYTES,WORDS}_BIG_ENDIAN): Likewise.
	* sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise.

From-SVN: r12663