Oh, I thought PBQP was the only register allocator in libfirm. What do you use f... | Hacker News

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		tom_mellior on Jan 7, 2017 \| parent \| context \| favorite \| on: A Tourist’s Guide to the LLVM Source Code Oh, I thought PBQP was the only register allocator in libfirm. What do you use for other architectures?

qznc on Jan 7, 2017 [–]

The default is a graph coloring algorithm. Well actually a "recoloring" algorithm due to its SSA-based nature.

There is also an ILP one, which is only useful for comparison.

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