Gimple loop splitting v2

Tamar Christina Tamar.Christina@arm.com
Tue Oct 25 16:41:00 GMT 2016


Hi Michael,

The commit seems to be causing an ICE on aarch64 (just tested latest trunk).

I've created a Bugzilla ticket with a test input https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78107

Regards,
Tamar

> -----Original Message-----
> From: gcc-patches-owner@gcc.gnu.org [mailto:gcc-patches-
> owner@gcc.gnu.org] On Behalf Of Michael Matz
> Sent: 24 October 2016 10:02
> To: Bin.Cheng
> Cc: Jeff Law; gcc-patches List
> Subject: Re: Gimple loop splitting v2
> 
> Hi,
> 
> On Mon, 24 Oct 2016, Bin.Cheng wrote:
> 
> > Unfortunately I didn't reproduce the improvement in my run on AArch64,
> > I will double check if I made some mistakes.
> 
> Yeah, our regular testers also didn't pick up these kinds of improvements.
> As I said, the machine was quite jumpy (though not loaded at all, and fixated
> to run on one CPU) :-/
> 
> 
> Ciao,
> Michael.



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