gcse.c (blocks_with_calls): New bitmap.

gcse.c (blocks_with_calls): New bitmap.

	* gcse.c (blocks_with_calls): New bitmap.
	(alloc_gcse_mem): Allocate it.
	(free_gcse_mem): Free it.
	(clear_modifY_mem_tables): Clear it.
	(record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
	when we encounter CALL_INSNs.
	(compute_transp, case MEM): Handle blocks with calls separate
	from blocks without calls.  Use bitmap iterators rather than
	FOR_EACH_BB.

From-SVN: r95097