r123353 - in /branches/fixed-point/gcc: ChangeL...

[chaoyingfu@gcc.gnu.org]

Author: chaoyingfu
Date: Fri Mar 30 00:36:47 2007
New Revision: 123353

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123353
Log:
* fold-const.c (split_tree): Support FIXED_CST.
(operand_equal_p): Support FIXED_CST.
(fold_binary): Make sure the type is not saturating, before
associating operations.  Ex: A + B + C, A * B * C,
(A1 * C1) +/- (A2 * C2).

Modified:
    branches/fixed-point/gcc/ChangeLog
    branches/fixed-point/gcc/fold-const.c