Jset - Motorola DSP56000 Manual

JSET

Operation:
If S[n]=0, then xxxx PC
else PC+1 PC
If S[n]=1, then xxxx PC
else PC+1 PC
If S[n]=1, then xxxx PC
else PC+1 PC
If S[n]=1, then xxxx
else PC+1 PC
If S[n]=1, then xxxx PC
else PC+1 PC
If S[n]=1, then xxxx
else PC+1 PC
If S[n]=1, then xxxx PC
else PC+1 PC
If S[n]=1, then xxxx PC
else PC+1 PC
Description: Jump to the 16-bit absolute address in program memory specified in the
instruction's 24-bit extension word if the n
be tested is selected by an immediate bit number from 0–23. If the specified memory bit
is not set, the program counter (PC) is incremented, and the absolute address in the
extension word is ignored. However, the address register specified in the effective
address field is always updated independently of the state of the n
ister indirect addressing modes may be used to reference the source operand S. Abso-
lute short and I/O short addressing modes may also be used.
A - 130
INSTRUCTION DESCRIPTIONS
Jump if Bit Set
Assembler Syntax:
PC
PC
th
bit of the source operand S is set. The bit to
INSTRUCTION SET DETAILS
JSET #n,X:ea,xxxx
JSET #n,X:ea,xxxx
JSET #n,X:aa,xxxx
JSET #n,X:pp,xxxx
JSET #n,Y:ea,xxxx
JSET #n,Y:aa,xxxx
JSET #n,Y:pp,xxxx
JSET #n,S,xxxx
th
bit. All address reg-
MOTOROLA