Control Data Cyber 170 State Hardware Reference Manual page 98

CP Floating-Point Arithmetic lnstructions
CP Floating-point Arithmetic Instructions
The f l o a t i n g - p o i n t i n s t r u c t i o n s ( t a b l e
4-6)
perform a r i t h m e t i c o p e r a t i o n s on
f l o a t i n g - p o i n t numbers.
Table
4-6.
CP Floating-point I n s t r u c t i o n s
Opcode Format I n s t r u c t i o n Mnemonic
34 i j k
3 1
i j k
33
i j k
35
i j k
40
i j k
41 i j k
44
i j k
45
i j k
Floating sum of (Xj) and (Xk) t o X i
Floating double-precision sum of (X
j )
and (Xk) t o X i
Round f l o a t i n g
sum
of (Xj) and (Xk) t o X i
F l o a t i n g d i f f e r e n c e of ( ~ j ) and
(Xk)
t o X i
Floating double-precision d i f f e r e n c e of
(Xj) and (Xk) t o X i
Round f l o a t i n g d i f f e r e n c e of (Xj)
and ( X k ) t o X i
F l o a t i n g product of (Xj) and (Xk) t o X i
Round f l o a t i n g product of (Xj) and (Xk)
t o Xi.
Floating double-precision product of
(Xj) and
(Xk) t o X i
Floating d i v i d e (Xj) by
(Xk)
t o X i
Round f l o a t i n g d i v i d e (Xj) by ( X k ) t o X i
D X i Xj+Xk
R X i Xj+Xk
FXi X j-Xk
D X i Xj-Xk
RXI Xj-Xk
FXI Xj*Xk
D X i Xj*Xk
FXI X j / X k
Rxi X j / %