Vol. 2A 3-279
INSTRUCTION SET REFERENCE, A-M
DIVSS—Divide Scalar Single-Precision Floating-Point Values
If CR0.EM[bit 2] = 1.
If CR4.OSFXSR[bit 9] = 0.
If CPUID.01H:EDX.SSE[bit 25] = 0.
If the LOCK prefix is used.
#AC(0) If alignment checking is enabled and an unaligned memory
reference is made while the current privilege level is 3.