Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-09 Thread Vladimir Makarov
; Nagaraju Mekala Subject: Re: Proposal for path splitting for reduction in register pressure for Loops. On 03/09/15 05:40, Richard Biener wrote: On Sun, Mar 8, 2015 at 8:49 PM, Jeff Law wrote: On 03/08/15 12:13, Richard Biener wrote: I see. This basically creates two loop latches and thus

RE: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-09 Thread Ajit Kumar Agarwal
splitting for reduction in register pressure for Loops. On 03/09/15 05:40, Richard Biener wrote: > On Sun, Mar 8, 2015 at 8:49 PM, Jeff Law wrote: >> On 03/08/15 12:13, Richard Biener wrote: >>> >>> >>> I see. This basically creates two loop latches and thus wi

Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-09 Thread Jeff Law
On 03/09/15 05:40, Richard Biener wrote: On Sun, Mar 8, 2015 at 8:49 PM, Jeff Law wrote: On 03/08/15 12:13, Richard Biener wrote: I see. This basically creates two loop latches and thus will make our loop detection code turn the loop into a fake loop nest. Not sure if that is a good idea.

Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-09 Thread Richard Biener
On Sun, Mar 8, 2015 at 8:49 PM, Jeff Law wrote: > On 03/08/15 12:13, Richard Biener wrote: >> >> >> I see. This basically creates two loop latches and thus will make our >> loop detection code turn the loop into a fake loop nest. Not sure if that >> is a good idea. > > I'd have to sit down and p

Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-08 Thread Jeff Law
On 03/08/15 12:13, Richard Biener wrote: I see. This basically creates two loop latches and thus will make our loop detection code turn the loop into a fake loop nest. Not sure if that is a good idea. I'd have to sit down and ponder this for a while -- what would be the register pressure im

RE: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-08 Thread Richard Biener
Kathail; Shail Aditya Gupta; Vidhumouli Hunsigida; Nagaraju >Mekala >Subject: Re: Proposal for path splitting for reduction in register >pressure for Loops. > >On March 8, 2015 3:39:08 PM CET, Ajit Kumar Agarwal > wrote: >>Hello All: >> >>The path splitting that repli

Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-08 Thread Jeff Law
On 03/08/15 09:35, Richard Biener wrote: On March 8, 2015 3:39:08 PM CET, Ajit Kumar Agarwal wrote: Hello All: The path splitting that replicates the code for better Data flow Analysis available. One of the properties of path splitting removes the joining nodes for the forked path like IF-THE

RE: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-08 Thread Ajit Kumar Agarwal
path splitting for reduction in register pressure for Loops. On March 8, 2015 3:39:08 PM CET, Ajit Kumar Agarwal wrote: >Hello All: > >The path splitting that replicates the code for better Data flow >Analysis available. One of the properties of path splitting removes the >jo

Re: Proposal for path splitting for reduction in register pressure for Loops.

2015-03-08 Thread Richard Biener
On March 8, 2015 3:39:08 PM CET, Ajit Kumar Agarwal wrote: >Hello All: > >The path splitting that replicates the code for better Data flow >Analysis available. One of the properties >of path splitting removes the joining nodes for the forked path like >IF-THEN-ELSE and the Loops. > >The removal