[llvm-dev] Is there plan to add a register allocator based on Graph Coloring?

Quentin Colombet via llvm-dev llvm-dev at lists.llvm.org
Mon Nov 28 13:25:22 PST 2016


There is a graph coloring based allocator in LLVM; the PBQP allocator.

> On Nov 28, 2016, at 1:59 AM, ? ?? via llvm-dev <llvm-dev at lists.llvm.org> wrote:
> Hi, everyone.
> I am a fresh man in the field of compiler.
> I find the implementation of the register allocator based on graph coloring in LLVM 1.0.
> However, it is removed in the current release, maybe 3.9 or 3.9.1, i am not absolutely sure.
> So is there a plan to add it back in the future version?
> School of Computer science, HuaZhong university of science & technology, China.
> Xlous.zeng
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