bfin-protos.h (enum bfin_cpu): Add BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.

bfin-protos.h (enum bfin_cpu): Add BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.

	* config/bfin/bfin-protos.h (enum bfin_cpu): Add
	BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
	* config/bfin/bfin.c (bfin_handle_option): Handle
	-mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
	Support bf534, bf536 and bf561.
	* doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.

From-SVN: r124544