sparc.md (movtf reg/reg split): Don't generate SUBREGs by hand, gen the appropriate...

sparc.md (movtf reg/reg split): Don't generate SUBREGs by hand, gen the appropriate hard reg directly.

	* config/sparc/sparc.md (movtf reg/reg split): Don't generate
	SUBREGs by hand, gen the appropriate hard reg directly.
	(movtf reg/mem split): Likewise and alter_subreg on destination
	if necessary.
	(movtf mem/reg split): Similarly.
	(movdf_cc_sp64): Rename from hidden pattern.
	(movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
	(movtf_cc_sp64, following split): New pattern and splitter.
	(movdf_cc_reg_sp64): Rename from hidden pattern.
	(movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
	TARGET_HARD_QUAD.
	(movtf_cc_reg_sp64, following split): New pattern and splitter.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r30880