mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 1160

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

add
Assembler Syntax
Operation
Description
FIELD
FIELD
BIT
BIT
16
0
17
1
18
B
2
Freescale Semiconductor, Inc.
31
For More Information On This Product,
19
3
add.
addo
addo.
preferred for addition because it sets few status bits.
Other registers altered:
add
rD " (rA) + (rB)
The sum ( r A) + ( r B) is placed into r D. The add instruction is
POWERPC ARCHITECTURE
20
MPC823 REFERENCE MANUAL
4
Condition Register (CR0 field):
Affected: LT, GT, EQ, SO (if Rc = 1)
The CR0 field may not reflect the “true” (infinitely precise)
result if overflow occurs (see XER below).
XER:
Affected: SO, OV (if OE = 1)
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OE
21
5
LEVEL
UISA
r D, r A, r B (OE = 0 Rc = 0)
r D, r A, r B (OE = 0 Rc = 1)
r D, r A, r B (OE = 1 Rc = 0)
r D, r A, r B (OE = 1 Rc = 1)
22
6
23
7
24
D
8
25
9
SUPERVISOR
266
10
26
MPC823 Instruction Set—add
11
27
OPTIONAL
12
28
13
29
A
14
30
FORM
XO
RC
15
31
B-7