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AMD 64-Bit Technology - ECE User Home Pages

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<strong>AMD</strong> <strong>64</strong>-<strong>Bit</strong> <strong>Technology</strong> 26568—Rev. 3.02—August 2002<br />

Exception<br />

Real<br />

Virtual<br />

8086 Protected Cause of Exception<br />

Overflow exception (OE) X X X A rounded result was too large to fit into the format of the<br />

destination operand.<br />

Underflow exception (UE) X X X A rounded result was too small to fit into the format of the<br />

destination operand.<br />

Denormalized-operand X X X A source operand was a denormal value.<br />

exception (DE)<br />

Zero-divide exception (ZE) X X X A non-zero number was divided by zero.<br />

Precision exception (PE) X X X A result could not be represented exactly in the destination<br />

format.<br />

104 DIVPD

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