r150656 - in /trunk/gcc: ChangeLog combine.c rt...

[nemet@gcc.gnu.org]

Author: nemet
Date: Tue Aug 11 17:31:09 2009
New Revision: 150656

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=150656
Log:
	* combine.c (try_widen_shift_mode): Factor out code to check if an
        integer constant is a low-order bitmask from here ...
	* rtlanal.c (low_bitmask_len): ... to here.
	* rtl.h (low_bitmask_len): Declare.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/rtl.h
    trunk/gcc/rtlanal.c