i386.md (shift_insn): Rename code attribute from shiftrt_insn.

i386.md (shift_insn): Rename code attribute from shiftrt_insn.

	* config/i386/i386.md (shift_insn): Rename code attribute from
	shiftrt_insn.  Also handle ashift RTX.
	(shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
	(<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
	* config/i386/sse.md (any_lshift): Rename code iterator from lshift.
	(lshift_insn): Remove code attribute.
	(lshift): Remove code attribute.
	(vlshr<mode>3): Use lshiftrt RTX.
	(vashr<mode>3): Use ashiftrt RTX.
	(vashl<mode>3): Use ashift RTX.
	(avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
	any_lshift code iterator.  Update asm template.
	* config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.

From-SVN: r180622