Introduction to 64-Bit Transition Guide For Cocoa
Explains how to port Cocoa projects to 64-bit addressing.
Organization of This Document
This document has the following chapters:
Moving to 64-Bit Addressing provides background information about the 64-bit initiative for OS X and offers general advice for developers thinking about moving their Cocoa projects to 64-bit addressing.
64-Bit Changes To the Cocoa API describes the changes to data types for integers, floating-point values, enumeration constants, and other types of values in the Cocoa API.
Converting an Existing Application to 64-Bit explains how to run the script for converting a Cocoa code base to 64-bit and describes modifications you may have to perform manually after the script is run.
Optimizing Memory Performance describes common memory usage patterns in 64-bit applications and how to profile your application to find them.
See Also
As a prerequisite to this document, read 64-Bit Transition Guide , which describes in full detail the reasons for the 64-bit transition, the fundamental changes to OS X to support 64-bit addressing, and the general requirements and procedure for building 64-bit executables.
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