Motorola CPU32 Reference Manual page 103

BSET
Test a Bit and Set
BSET
Instruction Fields (Bit Number Static):
Bit Number field - Specifies the bit number.
Effective Address field - Specifies the destination location. Only data alterable addressing
modes are allowed as shown:
Addressing Mode Mode Register Addressing Mode Mode
Register
Dn*
000
Reg. number: Dn
(xxx).w
111 000
An
-
-
(xxx).L
111 001
(An)
010
Reg. number: An
#(data)
-
-
(An)
+ 011 Reg. number: An
-(An)
100
Reg. number: An
(d16, An) 101 Reg. number: An
(d16, PC)
-
-
(da, An, Xn)
110
Reg. number: An
(da, PC, Xn)
- -
(bd, An, Xn) 110 Reg. number: An (bd, PC, Xn)
-
-
*Long only; all others are byte only
Instruction Format (Bit Number Dynamic, specified In a register):
15 14 13 12 11 10
9
a
7
6 5
4 3 2
EFFECTIVE ADDRESS
0
0 0 0
REGISTER
1 1 1
I
MODE REGISTER
Instruction Fields (Bit Number Dynamic):
Register field - Specifies the data register that contains the bit number.
Effective Address field - Specifies the destination location. Only data alterable addressing
modes are allowed as shown:
Addressing Mode Mode Register Addressing Mode Mode Register
Dn*
000
Reg. number: Dn (xxx).w 111
000
An
- -
(xxx).L
111 001
(An) 010 Reg. number: An
#(data) -
-
(An) +
011 Reg. number: An
-(An) 100
Reg. number: An
(d16, An) 101
Reg. number: An
(d16, PC)
-
-
(d8, An, Xn)
110 Reg. number: An
(da, PC, Xn)
-
-
(bd, An, Xn)
110
Reg. number: An (bd, PC,Xn)
- -
*Long only; all others are byte only
o
MOTOROLA
4-50
INSTRUCTION SET CPU32 REFERENCE MANUAL