Toshiba TX39 Computer Hardware User Manual


 
Architecture
141
J Jump J
31 26 25 0
J
000010
target
6 26
Format :
J target
Description :
Generates a jump target address by left-shifting the 26-bit target by two bits and combining the result
with the high-order 4 bits of the address of the instruction in the delay slot. The program jumps
unconditionally to this address after a delay of one instruction cycle.
Operation :
T:
T + 1:
temp target
PC PC
31..28
|| temp ||0
2
Exceptions :
None