[LLVMdev] Using VirtRegMap

Evan Cheng evan.cheng at apple.com
Fri Sep 19 16:24:11 PDT 2008


Ok. Everyone has different idea about "easy". :-)

But VirtRegMap is going to be remove one of these days. And it's not  
going to like partially allocated virtual registers. So I don't think  
it's a good fit for Matt.

Evan

On Sep 19, 2008, at 11:15 AM, David Greene wrote:

> On Friday 19 September 2008 11:37, Evan Cheng wrote:
>
>> Please avoid using VirtRegMap. It's very tied to the current register
>> allocation pieces and not easily reusable. One of my mission in life
>> is to kill it.
>
> Im surprised to see this.  I found it rather easy to re-use for custom
> register allocators.
>
>                                                -Dave
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