Intel 64 and IA-32 Architectures Software Developers Manual Volume 2A, Instruction Set Reference, A-M

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Vol. 2 3-405

INSTRUCTION SET REFERENCE, A-M

Floating-Point Exceptions

#IS Stack underflow occurred.

#IA The source operand is a NaN value or is in an unsupported

format.

#D The source operand is a denormal value.

Protected Mode Exceptions

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

#MF If there is a pending x87 FPU exception.

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.