r172216 - in /trunk/gcc: ChangeLog combine.c

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Fri Apr  8 22:31:22 2011
New Revision: 172216

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172216
Log:
	* combine.c (combine_validate_cost): Adjust comments.  Set registered
	cost of I0 to zero at the end, if any.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c