TSK3000A Core Instruction - SYSCALL
Frozen Content
Instruction: | System Call |
Assembler Format: | syscall code |
Example: | syscall |
Description: | Raises a System Call exception and 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 exception return register to load the contents of the memory word containing this instruction. |
Operation: | SystemCallException |
Instruction Type: | I-Type |
Instruction Fields: | code = |
Encoding:
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
0 | 0 | 0 | 0 | 0 | 0 | Code | 0 | 0 | 1 | 1 | 0 | 0 |
Latency: 1