Renesas R8C/Tiny Series Software Manual page 201

Chapter 4 Instruction Code/Number of Cycles
JMP
(2) JMP.B label
b7
1 1 1 1 1 1 1 0
dsp8 = address indicated by label – (start address of instruction + 1)
[ Number of Bytes/Number of Cycles ]
Bytes/Cycles
JMP
(3) JMP.W label
b7
1 1 1 1 0 1 0 0
dsp16 = address indicated by label – (start address of instruction + 1)
[ Number of Bytes/Number of Cycles ]
Bytes/Cycles
label code
b0
dsp8
2/4
label code
b0
dsp16
3/4
4.2 Instruction Code/Number of Cycles
184