Computer Hardware User's Manual

3-38 Vol. 2A ADDPS—Add Packed Single-Precision Floating-Point Values
INSTRUCTION SET REFERENCE, A-M
#XM If an unmasked SIMD floating-point exception and CR4.OSXM-
MEXCPT[bit 10] = 1.
#UD If an unmasked SIMD floating-point exception and CR4.OSXM-
MEXCPT[bit 10] = 0.
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.