* gensupport.c (old_preds): Don't reference PREDICATE_CODES.
	(old_special_pred_table): Don't reference
	SPECIAL_MODE_PREDICATES.
	* system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
	* config/arc/arc.h: Don't mention PREDICATE_CODES.
	* config/sh/predicates.h: Don't mention
	SPECIAL_MODE_PREDICATES.
	* doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
	Remove.

From-SVN: r102215