simplify-rtx.c (simplify_unary_operation): Deal with logicals on floats.

	* simplify-rtx.c (simplify_unary_operation): Deal with logicals on
	floats.
	(simplify_binary_operation): Deal with logicals on floats.

	* i386.md (SSE fabs splitters): Emit new patterns.
	(SSE cmov splitters): Likewise.
	(sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
	(sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
	subregs.
	(sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
	(sse_anddf3, sse_nanddf3, sse_xordf3): Kill.

From-SVN: r78045