======================================== Awesome-JIT

.. contents:: Table of Contents

Libraries

Help you implement JIT

• AsmJit <https://github.com/kobalicek/asmjit>_ - Complete x86/x64 JIT and Remote Assembler for C++
• DynASM <http://luajit.org/dynasm.html>_
• LibJIT <https://www.gnu.org/software/libjit/>_
• LLVM - MCJIT <http://llvm.org/docs/MCJITDesignAndImplementation.html>_
• LLVM - ORC <https://www.llvm.org/docs/ORCv2.html>_ - Successor to MCJIT
• GCC - libgccjit <https://gcc.gnu.org/onlinedocs/jit/>_
• GNU lightning <https://www.gnu.org/software/lightning/>_ - a library that generates assembly language code at run-time
• Xbyak <https://github.com/herumi/xbyak>_ - JIT assembler for x86(IA32), x64(AMD64, x86-64) by C++
• sljit <http://sljit.sourceforge.net/>_ - a stack-less platform independent JIT compiler
• QBE <https://c9x.me/compile/>_ - written in C, similar to LLVM but much smaller
• MIR <https://github.com/vnmakarov/mir>_ - a new JIT backend in C being developed by a Redhat GCC maintainer
• NanoJIT <https://github.com/dibyendumajumdar/nanojit>_ - a small JIT engine originally written by Adobe for Flash
• nj <https://github.com/dibyendumajumdar/nj>_ - a JIT engine written in C++ based on Eclipse OMR <https://github.com/eclipse/omr>_. Eclipse OMR is used in IBM's Java implementation, but the JIT engine is generic
• Cranelift <https://github.com/bytecodealliance/wasmtime/tree/main/cranelift>_ - A Rust powered JIT compiler for x86-64, aarch64 and s390x created by the Wasmtime team for their WASI interpreter.

Comes with JIT support

• Python
  • Numba <http://numba.pydata.org/>_ - NumPy aware dynamic Python compiler using LLVM

Programming Languages Implementation

• Julia <https://github.com/JuliaLang/julia>_
• Python
  • PyPy <https://bitbucket.org/pypy/pypy>_
  • Pyston <https://github.com/dropbox/pyston>_ - performance-oriented Python implementation built using LLVM and modern JIT techniques
  • Pyjion <https://github.com/Microsoft/Pyjion>_ - JIT for Python based upon CoreCLR
• Lua
  • LuaJIT <https://github.com/LuaJIT/LuaJIT>_
  • MoonJIT <https://github.com/moonjit/moonjit>_ - Just-In-Time Compiler for the Lua Programming language. Fork of LuaJIT to continue development
  • Ravi <https://github.com/dibyendumajumdar/ravi>_ - a derivative/dialect of Lua 5.3 with limited optional static typing and an LLVM powered JIT compiler
  • RaptorJIT <https://github.com/raptorjit/raptorjit>_ - a fork of LuaJIT focused on predictably high performance.
• JavaScript
  • V8 <https://github.com/v8/v8>_
  • SpiderMonkey <https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Getting_SpiderMonkey_source_code>_
• PHP
  • HHVM <http://hhvm.com/>_
  • HippyVM <https://github.com/hippyvm/hippyvm>_
• Ruby
  • Topaz <https://github.com/topazproject/topaz>_
  • MJIT <https://blog.heroku.com/ruby-mjit>_
  • YJIT <https://pointersgonewild.com/2021/06/02/yjit-building-a-new-jit-compiler-inside-cruby/>_
  • JRuby <https://www.jruby.org/>_
  • TruffleRuby <https://www.graalvm.org/ruby/>_
• Lisp
  • CLISP <http://www.clisp.org/>_
  • Pixie <https://github.com/pixie-lang/pixie>_
• Smalltalk
  • GNU Smalltalk <http://smalltalk.gnu.org/>_
  • RSqueak <https://github.com/HPI-SWA-Lab/RSqueak/>_
• Prolog
  • Pyrolog <https://bitbucket.org/cfbolz/pyrolog>_
• Racket <http://racket-lang.org/>_
• Java
  • HotSpot <http://openjdk.java.net/groups/hotspot/>_
  • Dalvik <https://source.android.com/devices/tech/dalvik/index.html>_
  • Avian <https://readytalk.github.io/avian/>_ - A lightweight alternative to Java
  • Jikes RVM <http://www.jikesrvm.org/>_ - Research Virtual Machine
  • Maxine VM <https://github.com/beehive-lab/Maxine-VM>_ - Metacircular Research Virtual Machine
• Erlang
  • BEAMJIT
• WebAssembly
  • wasm-jit <https://github.com/indutny/wasm-jit>_
• LLVM IR
  • Sulong <https://github.com/graalvm/sulong>_ - an interpreter for LLVM IR written in Java using the Truffle language implementation framework and Graal as a just-in-time (JIT) compiler
• SOM (Simple Object Machine)
  • RPySOM <https://github.com/SOM-st/RPySOM>_ - The Simple Object Machine Smalltalk implemented in RPython
  • RTruffleSOM <https://github.com/SOM-st/RTruffleSOM>_ - combining ideas from Truffle and TruffleSOM with RPython's metatracing
• .NET <https://github.com/dotnet/coreclr>_
• ZetaVM <https://github.com/zetavm/zetavm>_
• Ethereum
  • EVM JIT <https://github.com/ethereum/evmjit>_

Bindings

• llvmlite <https://github.com/numba/llvmlite>_ - A lightweight LLVM python binding for writing JIT compilers
• pygccjit <https://github.com/davidmalcolm/pygccjit>_ - Python bindings for libgccjit

Tools

• jitpy <https://github.com/fijal/jitpy>_ - Library to embed PyPy into CPython
• RPython Toolchain <https://rpython.readthedocs.io/en/latest/index.html>_ - framework for producing implementations of dynamic languages
• Truffle <https://github.com/graalvm/truffle>_ - Language Implementation Framework
• JITWatch <https://github.com/AdoptOpenJDK/jitwatch>_ - Log analyser and visualiser for the HotSpot JIT compiler

Papers

• [2003] A Brief History of Just-In-Time <http://dl.acm.org/citation.cfm?id=857077>_
• [2010] OCamlJIT 2.0 - Faster Objective Caml <https://arxiv.org/abs/1011.1783>_
• [2015] Pycket: A Tracing JIT For a Functional Language <http://dl.acm.org/citation.cfm?id=2784740>_
• [2015] Making an Embedded DBMS JIT-friendly <http://arxiv.org/abs/1512.03207>_

JIT in Database

• PostgreSQL <https://github.com/postgres/postgres>_
  • src/backend/jit
• SQlite
  • SQPyte <https://bitbucket.org/softdevteam/sqpyte>_

Resources

Twitter

• @LuaJIT <https://twitter.com/luajit>_
• @pypyproject <https://twitter.com/pypyproject>_