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

Vol. 2 3-359
INSTRUCTION SET REFERENCE, A-M
FPU Flags Affected
C0 Set to bit 2 (Q2) of the quotient.
C1 Set to 0 if stack underflow occurred; otherwise, set to least
significant bit of quotient (Q0).
C2 Set to 0 if reduction complete; set to 1 if incomplete.
C3 Set to bit 1 (Q1) of the quotient.
Floating-Point Exceptions
#IS Stack underflow occurred.
#IA Source operand is an SNaN value, modulus is 0, dividend is ∞, or
unsupported format.
#D Source operand is a denormal value.
#U Result is too small for 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.
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.