[LLVMdev] Custom lowering DYNAMIC_STACKALLOC

[Sanjoy Das]

Hi!

> Is SEG_ALLOCA marked as writing to RAX?

It has RAX in its Defs list.

> Is this code in github? It has been a long time since I looked at
> selection dags, but I could take a look.

It is up at https://github.com/sanjoy/llvm/tree/segmented-stacks

> btw, have you got -view-isel-dags (and the other view dags options)
> working? They are really handy for debugging this stuff.

I have, but perhaps not as extensively as they can be used. I'll give
them a try again.

-- 
Sanjoy Das
http://playingwithpointers.com