[LLVMdev] Types vs. register classes in instruction patterns -- effect on FastISel

Jakob Stoklund Olesen stoklund at 2pi.dk
Sun May 19 09:53:00 PDT 2013

On May 19, 2013, at 9:48 AM, Bill Schmidt <wschmidt at linux.vnet.ibm.com> wrote:

> For an experiment, I tried allowing all ValueType source operands.  This
> had no effect on code generated for the ARM and X86 targets, so that's
> good.  However, I ran into problems with duplicates generated into the
> FastISel tables for PowerPC, due to the multiclass definitions for
> recording forms.  So there's still work to be done there.

I think this is the right direction.


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