SPDX-License-Identifier: CC-BY-SA-4.0 copyrights: - Copyright (C) 1988, 1998 On-Line Applications Research Corporation (OAR) enabled-by: true glossary-type: term links: - role: glossary-member uid: ../glossary-general term: calling convention text: | The processor and compiler dependent rules which define the mechanism used to invoke subroutines in a high-level language. These rules define the passing of arguments, the call and return mechanism, and the register set which must be preserved. type: glossary