i386.h (enum reg_class): Remove FP_TOP_SSE_REGS and FP_SECOND_SSE_REGS.

i386.h (enum reg_class): Remove FP_TOP_SSE_REGS and FP_SECOND_SSE_REGS.

	* config/i386/i386.h (enum reg_class): Remove FP_TOP_SSE_REGS
	and FP_SECOND_SSE_REGS.
	(REG_CLASS_NAMES): Ditto.
	(REG_CLASS_CONTENTS): Ditto.
	* config/i386/i386.c (ix86_preferred_reload_class) Do not handle
	FP_TOP_SSE_REGS and FP_SECOND_SSE_REGS classes.
	(ix86_preferred_output_reload_class): Ditto.
	* config/i386/i386.md (fix_trunc<mode>_i387_fisttp): Change "=&1f"
	clobber constraint to "=&f".
	(fix_truncdi_i387): Ditto.
	(lrintxfdi2): Ditto.
	(fistdi2_<rounding>): Ditto.
	(fpremxf4_i387): Change "=u" constraint to "=f".
	(fprem1xf4_i387): Ditto.
	(sincosxf3): Ditto.
	(fptanxf4_i387): Ditto.
	(fxtractxf3_i387): Ditto.
	(fscalexf4_i387): Ditto.
	(atan2xf3): Change "u" constraint to "f".
	(fyl2xxf3_i387): Ditto.
	(fyl2xp1xf3_i387): Ditto.

From-SVN: r264648