r181103 - in /trunk/gcc: ChangeLog config/avr/a...

[gjl@gcc.gnu.org]

Author: gjl
Date: Mon Nov  7 18:07:56 2011
New Revision: 181103

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181103
Log:
	* config/avr/constraints.md (Cm2): New constraint for int -2.
	* config/avr/avr.md (addqi3): Use it. New alternatives for +/-2.
	(*negqihi2): New insn.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.md
    trunk/gcc/config/avr/constraints.md