* expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST)
	(algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved
	from expmed.c.
	(target_expmed): Add x_alg_hash and x_alg_hash_used_p.
	(alg_hash, alg_hash_used_p): New macros.
	* expmed.c (init_expmed): Clear alg_hash if reinitializing.
	(alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm)
	(alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h.

From-SVN: r162104