harlan: language for GPU computing

Related articles:

• https://theincredibleholk.org/blog/2013/07/09/why-write-compilers-in-scheme/
• https://theincredibleholk.org/blog/2013/10/03/improving-the-performance-of-harlans-ffi/
• https://theincredibleholk.org/blog/2013/09/17/using-harlan-in-c-plus-plus-programs/
• https://theincredibleholk.org/blog/2013/06/28/announcing-the-release-of-harlan/

(Also the author has many compilers written in c: https://github.com/eholk?tab=repositories&q=&type=&language=scheme&sort= )