This IBM Redbooks publication describes XPLink, the new high performance linkage option for OS/390.
It discusses the means by which XPLink achieves its performance goals, and the various ways these affect the performance of C and C++ code.
Finally, it shows the effect of the XPLink performance improvements on real-world applications.
Table of contents
Chapter 1. Overview
Chapter 2. Technical overview
Chapter 3. Terminology and usage
Chapter 4. Compatibility considerations
Chapter 5. Performance characteristics
Chapter 6. Application and benchmark measurements
Appendix A. XPLink code sequences
Appendix B. Sample CEEDUMP header