The following sections present notes on the external ABI as presented by libgomp. Only maintainers should need them.

- Implementing MASTER construct
- Implementing CRITICAL construct
- Implementing ATOMIC construct
- Implementing FLUSH construct
- Implementing BARRIER construct
- Implementing THREADPRIVATE construct
- Implementing PRIVATE clause
- Implementing FIRSTPRIVATE LASTPRIVATE COPYIN and COPYPRIVATE clauses
- Implementing REDUCTION clause
- Implementing PARALLEL construct
- Implementing FOR construct
- Implementing ORDERED construct
- Implementing SECTIONS construct
- Implementing SINGLE construct
- Implementing OpenACC’s PARALLEL construct