RPython is very similar to Graal+Truffle, except that RPython is based on tracing and Graal+Truffle is based on partial evaluation. There's a nice paper compar

RPython is very similar to Graal+Truffle, except that RPython is based on tracing and Graal+Truffle is based on partial evaluation. There's a nice paper comparing the two approaches and their relative merits: http://stefan-marr.de/papers/oopsla-marr-ducasse-meta-tracing-vs-partial-evaluation/ http://stefan-marr.de/papers/oopsla-marr-ducasse-meta-tracin...