* final.c (final_scan_insn): Remove extra extract_insn call;

	* final.c (final_scan_insn): Remove extra extract_insn call;
	Use caching for constrain_operands.
	(cleanup_subreg_operands): Use caching for extract_insn.
	* recog.c (constrain_operands_cached): New.
	* recog.h (constrain_operands_cached): Declare.
	* i386.c (ix86_attr_length_immediate_default,
	ix86_attr_length_address_default, ix86_agi_dependant): Cache
	extract_insn call.

	* recog.c (asm_noperands): Tweak.
	(extract_insn): Do not call asm_noperads for non-asm instructions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@36665 138bc75d-0d04-0410-961f-82ee72b054a4