2.2.63 (2) XOR (W)
XOR (eXclusive OR logical)
Exclusive Logical OR
Operation
Rd
⊕
(EAs)
→
Rd
Assembly-Language Format
XOR.W
<EAs>, Rd
Operand Size
Word
Condition Code
H: Previous value remains unchanged.
N: Set to 1 if the result is negative; otherwise
cleared to 0.
Z: Set to 1 if the result is zero; otherwise
cleared to 0.
V: Always cleared to 0.
C: Previous value remains unchanged.
I
UI
H
U
N
Z
V
C
—
—
—
—
↕
↕
0
—
Description
This instruction exclusively ORs the source operand with the contents of a 16-bit register Rd
(destination register) and stores the result in the 16-bit register Rd.
Available Registers
Rd: R0 to R7, E0 to E7
Rs: R0 to R7, E0 to E7
Operand Format and Number of States Required for Execution
Notes
Instruction Format
1st byte
2nd byte
3rd byte
4th byte
Immediate
XOR.W
#xx:16, Rd
7
9
5
rd
IMM
4
Register direct
XOR.W
Rs, Rd
6
5
rs
rd
2
No. of
States
Addressing
Mode
Mnemonic
Operands
184