[PATCH] Add AnyReg calling convention support for patchpoint intrinsic.

Filip Pizlo fpizlo at apple.com
Mon Oct 28 16:46:09 PDT 2013


On Oct 28, 2013, at 4:10 PM, Eric Christopher <echristo at gmail.com> wrote:

> 
>  Few comments:
> 
>  a) would this be better off by defining away the problem and having the stack map/patch point intrinsics be not-calls? If you don't care where things are the only thing you care about is that certain registers are saved and restored and you might be able to mark them as clobberable instead.
> 
>  b) There's no fast-isel support for this? Pretty surprised given JIT.

We aren’t currently planning on using fast-isel.  We’re not using LLVM because we want a fast code generator.  We’re using it because we want to generate fast code.

> 
> http://llvm-reviews.chandlerc.com/D2009
> 
> BRANCH
>  js
> 
> ARCANIST PROJECT
>  llvm
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