r148848 - in /trunk/gcc: ChangeLog testsuite/Ch...

[krebbel@gcc.gnu.org]

Author: krebbel
Date: Tue Jun 23 12:10:06 2009
New Revision: 148848

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148848
Log:
2009-06-23  Andreas Krebbel  <krebbel1@de.ibm.com>

	* tree-ssa-math-opts.c (find_bswap): Increase the search depth in
	order to match bswaps with signed source operands.

2009-06-23  Andreas Krebbel  <krebbel1@de.ibm.com>

	* gcc.dg/optimize-bswapsi-1.c: Add new bswap implementation.
	* gcc.dg/optimize-bswapdi-1.c: Likewise.



Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/optimize-bswapdi-1.c
    trunk/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c
    trunk/gcc/tree-ssa-math-opts.c