Intel ITANIUM ARCHITECTURE - SOFTWARE DEVELOPERS MANUAL VOLUME 1 REV 2.3 Manual page 968

Invalid Operation (V)
FP Exceptions:
Denormal/Unnormal Operand (D)
Software Assist (SWA) fault
Illegal Operation fault
Interruptions:
Disabled Floating-point Register fault
Volume 3: Instruction Reference
Floating-point Exception fault
fcmp
3:69