Documentation

This page lists the collected documentation on Legion, Regent and Pygion.

Legion

• Tutorials: start here if you are new to Legion
• Manual: documents the features of the Legion C++ runtime API in a systematic way
• Debugging: instructions for debugging Legion programs
• Profiling: instructions for profiling and tuning Legion programs
• Mapping: instructions for writing a custom Legion mapper
• C++ API Documentation: complete API documentation
• GASNet Installation: instructions for multi-node builds of Legion
• Error Messages: list of Legion error messages

Regent

• Tutorials: start here if you are new to Regent
• Language Reference: complete language reference

Pygion

• Overview: start here if you are new to Pygion

Internals

• Legion Runtime School 2023: in-depth discussion of the Legion runtime design and implementation (2023 edition)
• Realm Runtime School 2023: in-depth discussion of the Realm runtime design and implementation (2023 edition)
• Runtime School 2015: in-depth discussion of the Legion/Realm runtime design and implementation (2015 edition)