[LLVMdev] TargetRegisterClass for Physical Register

Chris Lattner sabre at nondot.org
Tue Jun 19 13:48:56 PDT 2007


On Tue, 19 Jun 2007, David Greene wrote:
> It makes sense not to do it in tblgen.  I'm not sure what you mean by
> "do a linear scan over the registers to invert the mapping if they need
> efficient access to the reverse map."  Do you mean construct the reverse
> map by iterating over the members of the register class and building it up
> explicitly?  Yes, absolutely and it's what I'm doing now.

Yep, ok.

-Chris

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