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SYSCALL System Call SYSCALL
31 26 25 6 5 0
SPECIAL
000000
code
SYSCALL
001100
6 20 6
Format :
SYSCALL code
Description :
Raises a System Call exception, then immediately passes control to an exception handler. The code
field can be used to pass information to an exception handler, but the only way to have the code field
retrieved by the exception handler is to use the EPC register to load the contents of the memory word
containing this instruction.
Operation :
T: SystemCallException
Exceptions :
System Call exception