re PR target/50447 ([avr] Better support of AND, OR, XOR and PLUS with constant integ...

re PR target/50447 ([avr] Better support of AND, OR, XOR and PLUS with constant integers for 16- and 32-bit values)

	PR target/50447
	* config/avr/avr.md (cc): Add out_plus attribute alternative.
	(addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
	avr_out_plus for all CONST_INT addends.
	* config/avr/avr-protos.h (avr_out_plus): Change prototype.
	* config/avr/avr.c (notice_update_cc): Call avr_out_plus on
	CC_OUT_PLUS.
	(avr_out_plus_1): Change prototype and report effect on cc0.
	(avr_out_plus): Ditto.
	(adjust_insn_length): Adapt call to avr_out_plus to new prototype.

From-SVN: r179816