* config/i386/i386-builtin-types.def: Add USHORT_FTYPE_VOID.
	Remove VOID_FTYPE_PUSHORT.
	* config/i386/i386.c (bdesc_special_args) <__builtin_ia32_fnstsw>:
	Change code to USHORT_FTYPE_VOID.
	(ix86_expand_special_args_builtin): Handle USHORT_FTYPE_VOID.
	(ix86_expand_builtin): Remove IX86_BUILTIN_FNSTSW handling.
	(ix86_atomic_assign_expand_fenv): Update for
	__builtin_ia32_fnstsw changes.
	* config/i386/i386.md (x86_fnstsw_1): Set length unconditionally to 2.
	(fnstsw): Change operand 0 to nonimmediate operand.

From-SVN: r212478