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Chapter 3: Source Code Porting


This chapter describes changes you must make to your application source code to port it from a 32-bit to a 64-bit system. The first section outlines changes to Fortran code. The second and third sections deal with C source code issues. The fourth section provide guidelines on writing portable assembly language and C code (with respect to 32-bit and 64-bit systems).


64-Bit Fortran Porting Guidelines
64-Bit C Porting Guidelines
Fundamental Types for C
Assembly Language Coding Guidelines

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