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Lexicon Entry

Calling Convention

A set of rules defining how functions receive parameters, return values, and which registers must be preserved. Common examples include System V AMD64 ABI, Microsoft x64, and AAPCS64 for ARM64.

Related Knowledge & Cross-References

Guide

x86-64 & ARM64 Calling Conventions Demystified

Learn x86-64 and ARM64 calling conventions across Linux, macOS, and Windows. Master parameter passing, stack frames, and register preservation with hands-on assembly examples.