Toshiba TX39 Computer Hardware User Manual


 
Architecture
132
BREAK Breakpoint BREAK
31 26 25 6 5
0
SPECIAL
000000
code
BREAK
001101
6 20 6
Format :
BREAK code
Description :
Raises a Breakpoint exception, then immediately passes control to an exception handler. The code
field can be used to pass software parameters, but the only way to have the code field retrieved by
the exception handler is use the DEPC register to load the contents of the memory word containing
this instruction.
Operation :
T:
BreakpointException
Exceptions :
Breakpoint exception