r132765 - in /trunk/gcc: ChangeLog testsuite/Ch...

[spop@gcc.gnu.org]

Author: spop
Date: Fri Feb 29 12:41:14 2008
New Revision: 132765

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132765
Log:
	* tree-loop-linear.c (try_interchange_loops): Compare memory access
	strides against cache sizes.

	* testsuite/gcc.dg/tree-ssa/ltrans-8.c: Increase the size of strides
	to make the interchange profitable.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ltrans-8.c
    trunk/gcc/tree-loop-linear.c