* config/i386/predicates.md (emms_operation): New predicate.
	(vzeroupper_operation): Ditto.
	(vzeroall_operation): Improve pattern recognition.
	* config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
	(avx_vzeroupper): Change insn pattern to expander.
	(*avx_vzeroupper): New insn pattern.  Use vzeroupper_operation
	predicate.
	(*avx_vzeroall): Remove operands 1 and 2.
	* config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
	(mmx_femms): Ditto.
	(*mmx_emms): New insn pattern.  Use emms_operation predicate.
	(*mmx_femms): Ditto.
	* config/i386/i386.c (enum ix86_builtins)
	<IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
	(struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
	Remove initailization.
	<CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.

From-SVN: r154649