A P P E N D I X  C

x86 Behavior and Implementation

This appendix discusses x86/x64 and SPARC compatibility issues related to the floating-point units used in x86/x64 based systems.

x86/x64 based hardware include Pentiumtrademark microprocessors and more recent microprocessors from Intel as well as compatible microprocessors from other manufacturers, such as the AMD Opteron processor. While great effort went into compatibility with the SPARC platform, several differences exist.

On x86/x64 based systems: