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Intel 253666-024US User Manual

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3-358 Vol. 2A

FPATAN—Partial Arctangent

INSTRUCTION SET REFERENCE, A-M

Floating-Point Exceptions

#IS

Stack underflow occurred.

#IA

Source operand is an SNaN value or unsupported format.

#D

Source operand is a denormal value.

#U

Result is too small for destination format.

#P

Value cannot be represented exactly in destination format.

Protected Mode Exceptions

#NM

CR0.EM[bit 2] or CR0.TS[bit 3] = 1.

#MF

If there is a pending x87 FPU exception.

#UD

If the LOCK prefix is used.

Real-Address Mode Exceptions

Same exceptions as in protected mode.

Virtual-8086 Mode Exceptions

Same exceptions as in protected mode.

Compatibility Mode Exceptions

Same exceptions as in protected mode.

64-Bit Mode Exceptions

Same exceptions as in protected mode.

See also other documents in the category Intel Hardware: