Re: [PATCH V3][GCC] Algorithmic optimization in match and simplify

2015-10-19 Thread Richard Biener
On Thu, Oct 15, 2015 at 3:50 PM, Christophe Lyon wrote: > On 9 October 2015 at 18:11, James Greenhalgh wrote: >> On Thu, Oct 08, 2015 at 01:29:34PM +0100, Richard Biener wrote: >>> > Thanks again for the comments Richard! >>> > >>> > A new algorithmic optimisation: >>> > >>> > ((X inner_op C0) ou

Re: [PATCH V3][GCC] Algorithmic optimization in match and simplify

2015-10-15 Thread Christophe Lyon
On 9 October 2015 at 18:11, James Greenhalgh wrote: > On Thu, Oct 08, 2015 at 01:29:34PM +0100, Richard Biener wrote: >> > Thanks again for the comments Richard! >> > >> > A new algorithmic optimisation: >> > >> > ((X inner_op C0) outer_op C1) >> > With X being a tree where value_range has reasone

Re: [PATCH V3][GCC] Algorithmic optimization in match and simplify

2015-10-09 Thread James Greenhalgh
On Thu, Oct 08, 2015 at 01:29:34PM +0100, Richard Biener wrote: > > Thanks again for the comments Richard! > > > > A new algorithmic optimisation: > > > > ((X inner_op C0) outer_op C1) > > With X being a tree where value_range has reasoned certain bits to always be > > zero throughout its computed

Re: [PATCH V3][GCC] Algorithmic optimization in match and simplify

2015-10-08 Thread Richard Biener
On Wed, Oct 7, 2015 at 10:21 AM, Andre Vieira wrote: > On 25/09/15 12:42, Richard Biener wrote: >> >> On Fri, Sep 25, 2015 at 1:30 PM, Andre Vieira >> wrote: >>> >>> On 17/09/15 10:46, Richard Biener wrote: On Thu, Sep 3, 2015 at 1:11 PM, Andre Vieira wrote: > > >