Instruction Decoder

The following opcodes are supported by the CPU:

• FETCH_INCREMENT
• SETAB
• ALU
• MOV_ALU_IN
• MOV_ALU_OUT
• MOV
• MOV16
• LOAD
• STORE
• JMP
• JZ
• JNS
• JNC
• JNZ
• IN
• OUT
• SAVE_FLAGS
• RESTORE_FLAGS
• FLAGS_TO_OUTBUFFER
• STORE_FLAGS_ON_STACK
• LOAD_FLAGS_FROM_STACK
• INBUFFER_TO_FLAGS
• 16BIT_ADDER
• HLT