crackercat / twvm

A tiny, lightweight and efficient WebAssembly virtual machine.

A tiny, lightweight and efficient WebAssembly virtual machine.

Getting Started

Status

Not production-ready yet, feel free to keep tracking the project status by clicking "Watch".

Compile

If you want to compile and use this project, please install the following softwares in advance:

• cmake v3.11 (or above)
• nodejs v12.13.0 LTS (or above)

then, run the following command to compile:

npm run build

Others

• Code Lint:

We use "cpplint" to check the code style, you can install it by follow command:

pip install cpplint

And lint the source code by:

npm run lint

• Memory Check:

Install "valgrind" on MacOS according to the following articles first:

How to Install Valgrind on macOS High Sierra

Valgrind on macOs 10.14/10.15

Then run the following command to detect the memory leak of the binary version program:

npm run memcheck

Roadmap

• Basic Wasm interpreter on fibonacci;
• Basic optimizations:
  • Cache based opcode&immediates;
  • Constant pool;
  • Module stream loading;
• JIT compiler based optimization;
• Stage based full-path type validation;
• Full Wasm MVP proposals support;
• Experimental SIMD instructions;
• Basic WASI standard libraries;

Copyright and License

Licensed under the MIT License;