Change the type of memory classification functions to bool

Change the type of memory classification functions to bool

2021-07-12  Uroš Bizjak  <ubizjak@gmail.com>

gcc/
	* recog.c (memory_address_addr_space_p): Change the type to bool.
	Return true/false instead of 1/0.
	(offsettable_memref_p): Ditto.
	(offsettable_nonstrict_memref_p): Ditto.
	(offsettable_address_addr_space_p): Ditto.
	Change the type of addressp indirect function to bool.
	* recog.h (memory_address_addr_space_p): Change the type to bool.
	(strict_memory_address_addr_space_p): Ditto.
	(offsettable_memref_p): Ditto.
	(offsettable_nonstrict_memref_p): Ditto.
	(offsettable_address_addr_space_p): Ditto.
	* reload.c (maybe_memory_address_addr_space_p): Ditto.
	(strict_memory_address_addr_space_p): Change the type to bool.
	Return true/false instead of 1/0.
	(maybe_memory_address_addr_space_p): Change the type to bool.