Writing Optimized Program Source Code

This page contains tips for writing code to take advantage of the optimization features of the compiler. The following language elements are discussed:

• Variables
• Pointers
• Functions
• Function Arguments
• Expressions
• Critical Loops
• Conversions
• Arithmetic Constructions
• Inlined Components

You can also refer to the Optimization Guide for Fortran, C, and C++ for more information about optimizing and tuning your code.

Program Optimization with IBM C and C++ Compilers