Re: [RFC][VRP] Improve intersect_ranges

2016-10-12 Thread Richard Biener
On Wed, Oct 12, 2016 at 8:35 AM, kugan wrote: > Hi Richard, > > > On 12/10/16 00:14, Richard Biener wrote: >> >> On Tue, Oct 11, 2016 at 2:57 AM, kugan >> wrote: >>> >>> Hi Richard, >>> Hi Richard, >>> >>> On 10/10/16 20:13, Richard Biener wrote: On Sat, Oct 8, 2016 at 9:38 PM, kug

Re: [RFC][VRP] Improve intersect_ranges

2016-10-11 Thread kugan
Hi Richard, On 12/10/16 00:14, Richard Biener wrote: On Tue, Oct 11, 2016 at 2:57 AM, kugan wrote: Hi Richard, Hi Richard, On 10/10/16 20:13, Richard Biener wrote: On Sat, Oct 8, 2016 at 9:38 PM, kugan wrote: Hi Richard, Thanks for the review. On 07/10/16 20:11, Richard Biener wrote:

Re: [RFC][VRP] Improve intersect_ranges

2016-10-11 Thread Richard Biener
On Tue, Oct 11, 2016 at 2:57 AM, kugan wrote: > Hi Richard, > > > On 10/10/16 20:13, Richard Biener wrote: >> >> On Sat, Oct 8, 2016 at 9:38 PM, kugan >> wrote: >>> >>> Hi Richard, >>> >>> Thanks for the review. >>> On 07/10/16 20:11, Richard Biener wrote: On Fri, Oct 7, 2016 at 12

Re: [RFC][VRP] Improve intersect_ranges

2016-10-10 Thread kugan
Hi Richard, On 10/10/16 20:13, Richard Biener wrote: On Sat, Oct 8, 2016 at 9:38 PM, kugan wrote: Hi Richard, Thanks for the review. On 07/10/16 20:11, Richard Biener wrote: On Fri, Oct 7, 2016 at 12:00 AM, kugan wrote: Hi, In vrp intersect_ranges, Richard recently changed it to create

Re: [RFC][VRP] Improve intersect_ranges

2016-10-10 Thread Richard Biener
On Sat, Oct 8, 2016 at 9:38 PM, kugan wrote: > Hi Richard, > > Thanks for the review. > On 07/10/16 20:11, Richard Biener wrote: >> >> On Fri, Oct 7, 2016 at 12:00 AM, kugan >> wrote: >>> >>> Hi, >>> >>> In vrp intersect_ranges, Richard recently changed it to create integer >>> value >>> ranges w

Re: [RFC][VRP] Improve intersect_ranges

2016-10-08 Thread kugan
Hi Richard, Thanks for the review. On 07/10/16 20:11, Richard Biener wrote: On Fri, Oct 7, 2016 at 12:00 AM, kugan wrote: Hi, In vrp intersect_ranges, Richard recently changed it to create integer value ranges when it is integer singleton. Maybe we should do the same when the other range is

Re: [RFC][VRP] Improve intersect_ranges

2016-10-07 Thread Richard Biener
On Fri, Oct 7, 2016 at 12:00 AM, kugan wrote: > Hi, > > In vrp intersect_ranges, Richard recently changed it to create integer value > ranges when it is integer singleton. > > Maybe we should do the same when the other range is a complex ranges with > SSA_NAME (like [x+2, +INF])? > > Attached patc

[RFC][VRP] Improve intersect_ranges

2016-10-06 Thread kugan
Hi, In vrp intersect_ranges, Richard recently changed it to create integer value ranges when it is integer singleton. Maybe we should do the same when the other range is a complex ranges with SSA_NAME (like [x+2, +INF])? Attached patch tries to do this. There are cases where it will be ben