[LLVMdev] Selection DAG node for 64-bit load

[Iftekhar Chowdhury]

Yes, the target does not have 64-bit GPRs. But it still needs to support
64-bit address space.

Cheers,
Iftekhar


On Tue, Jul 8, 2014 at 1:19 PM, Hal Finkel <hfinkel at anl.gov> wrote:

> ----- Original Message -----
> > From: "Iftekhar Chowdhury" <iftekhar.hc at gmail.com>
> > To: llvmdev at cs.uiuc.edu
> > Sent: Tuesday, July 8, 2014 1:06:44 PM
> > Subject: [LLVMdev] Selection DAG node for 64-bit load
> >
> >
> >
> >
> >
> > Hi Fellow LLVM Experts,
> >
> > Currently, Selection DAG node for load seems to expect a 32-bit base
> > and an offset. Is it possible to extend load node definition to 2
> > 32-bit bases and an offset? Two 32-bit bases are supposed to
> > represent one 64-bit address.
> >
> >
>
> I don't understand why you're suggesting this? Does your target have a
> 64-bit address space but no 64-bit GPRs?
>
>  -Hal
>
> >
> > Any suggestions, comments are much appreciated.
> >
> >
> >
> > Regards,
> >
> > Iftekhar
> > _______________________________________________
> > LLVM Developers mailing list
> > LLVMdev at cs.uiuc.edu         http://llvm.cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev
> >
>
> --
> Hal Finkel
> Assistant Computational Scientist
> Leadership Computing Facility
> Argonne National Laboratory
>
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