i386.md (FIST_ROUNDING): New int iterator.

i386.md (FIST_ROUNDING): New int iterator.

	* config/i386/i386.md (FIST_ROUNDING): New int iterator.
	(rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
	(ROUNDING): Ditto.
	(*fist<mode>2_<rounding>_1): Macroize insn from
	*fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
	(fistdi2_<rounding>): Macroize insn from
	fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
	(fistdi2_<rounding>_with_temp and splitters): Macroize insn and
	corresponding splitters from fistdi2_{floor,ceil} and corresponding
	splitters using FIST_ROUNDING int iterator.
	(fist<mode>2_<rounding>): Macroize insn from
	fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
	(fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
	corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
	splitters using FIST_ROUNDING int iterator.
	(l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
	using FIST_ROUNDING int iterator.

From-SVN: r188789