Effectively Utilizing 3DNow! in Linux

A description of this new technology and its impact on machine performance.

3DNow! is an exciting development for desktop computing, offering the potential for significantly improved performance for many applications. 3DNow! can be effectively utilized in Linux using NASM and gcc. For applications that involve floating-point calculations, especially those where speed is critical, incorporating modules that utilize 3DNow! instructions can unlock outstanding floating-point throughput in popular CPUs such as the IDT Winchip 2 and the AMD K6-2, K6-3 and Athlon processors.

Jonathan Bush (jbush@cs.uah.edu) recently received his B.S. degree in Computer Science from the University of Alabama in Huntsville. He completed much of the work described in this article as a National Science Foundation Undergraduate Research Experience Scholar. He is currently a graduate research assistant in the Department of Computer Science.

Timothy S. Newman (tnewman@mailhost.cs.uah.edu) is an Assistant Professor of Computer Science at the University of Alabama in Huntsville. When he's not teaching, he can often be found conducting visualization and imaging research on Linux boxes.