[LLVMdev] Proposal for new Legalization framework

[Chris Lattner]

On Apr 25, 2013, at 2:00 PM, Reed Kotler <rkotler at mips.com> wrote:

> .....
>> 
>> 
>> I don't wish to argue about this, and am fine following your suggestion.
>> However, I would like to understand your reasons better.
>> 
> 
> What would be the plan as far as incrementally achieving this alternate implementation?
> 
> Why has " avoiding having LLVM-IR-level optimization passes which lower the IR,  which has historically been a design goal of LLVM"?


We obviously need an incremental migration plan.

That said, personally, I would prefer to figure out what the right destination is, before we start trying to discuss how to get there.  I don't think that any other approach makes much sense.

-Chris