Motorola DSP56156 Manual page 294

INSTRUCTIONS
Table C-6
OPERATION
BFTSTH
BFTSTL
BFCHG
BFSET
BFCLR
OPERATION
LEA
C - 10
DSP56156 Functional Instruction Set Summary
Bit Field Manipulation Instructions
DSP56156
OPERAND
#iiii, X:(Rn)
#iiii,
X:<aa>
#iiii,
#iiii,
#iiii,
X:<pp>
X1,X0,Y1,Y0,
R0,R1,R2,R3,
N0,N1,N2,N3
M0,M1,M2,M3
A2,B2,A1,B1,
A0,B0,A,B
SR,OMR,SP,SSH,
SSL,LA,LC
Table C-7 Effective Address Update
DSP56156
SOURCE
ADDRESS
REGISTER
(Rn)
(Rn)+
(Rn)-
(Rn)+Nn
n=[0,3]
PROGRAMMING SHEETS
COMMENTS
n=[0,3]
first 32 word of X mem-
ory
5 bit address
last 32 word of X mem-
ory
5 bit address
DESTINATION REGIS-
TER
R0,R1,R2,R3
N0,N1,N2,N3
MOTOROLA