2009-05-22  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
	TMR_ORIGINAL.  Always either record TMR_SYMBOL or TMR_BASE.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
	TARGET_MEM_REF.
	(create_expression_by_pieces): Only convert if necessary.
	* gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
	* tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.

From-SVN: r147779