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Appendix C

x86 Behavior and Implementation

This appendix discusses x86 and SPARC compatibility issues related to the floating-point units used in x86 platforms.

The hardware is 80386, 80486, and PentiumTM microprocessors from x86 and compatible microprocessors from other manufacturers. While great effort went into compatibility with the SPARC platform, several differences exist.

On x86:

Sun Microsystems, Inc.
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