# evmjit

**Repository Path**: paritytech/evmjit

## Basic Information

- **Project Name**: evmjit
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: MIT
- **Default Branch**: develop
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2021-01-05
- **Last Updated**: 2021-01-05

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# The Ethereum EVM JIT

EVM JIT is a library for just-in-time compilation of Ethereum EVM code.
It can be used to substitute classic interpreter-like EVM Virtual Machine in Ethereum client.

## Build

### Linux / Ubuntu

1. Install llvm-3.7-dev package
  1. For Ubuntu 14.04 using LLVM deb packages source: http://llvm.org/apt
  2. For Ubuntu 14.10 using Ubuntu packages
2. Build library with cmake
  1. `mkdir build && cd $_`
  2. `cmake .. && make`
3. Install library
  1. `sudo make install`
  2. `sudo ldconfig`
  
### OSX

1. Install llvm 3.7
  1. download llvm from 
  2. unzip it
  3. `cd llvm-3.7.0.src`
  4. `mkdir build && cd $_`
  5. 
    ```
cmake -G "Unix Makefiles" .. -DCMAKE_C_FLAGS_RELEASE= -DCMAKE_CXX_FLAGS_RELEASE= -DCMAKE_INSTALL_PREFIX=/usr/local/Cellar/llvm/3.7 -DCMAKE_BUILD_TYPE=Release 
    ```
  6. `make && make install`
2. Build library with cmake
  1. `mkdir build && cd $_`
  2. `cmake -DLLVM_DIR=/usr/local/lib/llvm-3.7/share/llvm/cmake .. && make`
3. Install library
  1. `make install` (with admin rights?)
  
### Windows

Ask me.

## Options

Options to evmjit library can be passed by environmental variable, e.g. `EVMJIT="-help" testeth --jit`.