arm.c (neon_itype): Define NEON_RINT enum element.

arm.c (neon_itype): Define NEON_RINT enum element.

2012-12-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (neon_itype): Define NEON_RINT enum element.
	(neon_builtin_data): Register vrintn, vrinta, vrintp, vrintm,
	vrintz,	vrintx neon builtins.
	(arm_init_neon_builtins): Handle NEON_RINT.
	(arm_expand_neon_builtin): Likewise.
	* config/arm/unspecs.md: New file.
	* config/arm/arm.md ("unspec"): Move to unspecs.md.
	* config/arm/iterators.md (NEON_VRINT): New int iterator.
	(nvrint_variant): New int attribute.
	* config/arm/neon.md
	(neon_vrint<NEON_VRINT:nvrint_variant><VCVTF:mode>): New pattern.
	("unspec"): Move to unspecs.md.
	* config/arm/iwmmxt2.md ("unspec"): Move to unspecs.md.

From-SVN: r194244