Re: [PATCH] Fix PR52976

2012-05-03 Thread H.J. Lu
On Sat, Apr 14, 2012 at 10:05 AM, William J. Schmidt wrote: > This patch corrects two errors in reassociating expressions with > repeated factors.  First, undistribution needs to recognize repeated > factors.  For now, repeated factors will be ineligible for this > optimization.  In the future, th

Re: [PATCH] Fix PR52976

2012-04-16 Thread William J. Schmidt
On Mon, 2012-04-16 at 11:01 +0200, Richard Guenther wrote: > On Sat, Apr 14, 2012 at 7:05 PM, William J. Schmidt > wrote: > > This patch corrects two errors in reassociating expressions with > > repeated factors. First, undistribution needs to recognize repeated > > factors. For now, repeated fa

Re: [PATCH] Fix PR52976

2012-04-16 Thread Richard Guenther
On Sat, Apr 14, 2012 at 7:05 PM, William J. Schmidt wrote: > This patch corrects two errors in reassociating expressions with > repeated factors.  First, undistribution needs to recognize repeated > factors.  For now, repeated factors will be ineligible for this > optimization.  In the future, thi

[PATCH] Fix PR52976

2012-04-14 Thread William J. Schmidt
This patch corrects two errors in reassociating expressions with repeated factors. First, undistribution needs to recognize repeated factors. For now, repeated factors will be ineligible for this optimization. In the future, this can be improved. Second, when a __builtin_powi call is introduced