[llvm] r178058 - Update PEI's virtual-register-based scavenging to support multiple simultaneous mappings

[Hal Finkel]

----- Original Message -----
> From: "Pranav Bhandarkar" <pranavb at codeaurora.org>
> To: "Hal Finkel" <hfinkel at anl.gov>
> Cc: llvm-commits at cs.uiuc.edu
> Sent: Tuesday, April 2, 2013 5:21:21 PM
> Subject: Re: [llvm] r178058 - Update PEI's virtual-register-based scavenging to support multiple simultaneous
> mappings
> 
> On 4/1/2013 11:07 PM, Pranav Bhandarkar wrote:
> > On 4/1/2013 3:42 AM, Hal Finkel wrote:
> >> Pranav, You're right! We'll need to 'unprocess' I if we're going
> >> to
> >> process it again later (or at least we need to remark as used all
> >> registers killed by I). Can you please bugpoint a reduced test
> >> case
> >> for me? -Hal -- Qualcomm Innovation Center, Inc. is a member of
> >> Code
> >> Aurora Forum, hosted by The Linux Foundation
> >
> > Hi Hal,
> >
> > I was not able to get to reducing this testcase today. I'll try to
> > get
> > you a reduced testcase tomorrow.
> >
> > Thanks,
> > Pranav
> >
> Hi Hal,
> 
> Here is a reduced testcase.
> 
> llc -O3 -mcpu=hexagonv5r regscavengerbug.ll

Great, thanks! I'll work on fixing the problem.

 -Hal

> 
> HTH,
> Pranav
> 
> --
> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
> hosted by The Linux Foundation
> 
>