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from ctypes.wintypes import INT
from enum import unique, Enum
from http.client import MULTI_STATUS
@unique
class OpCodes(Enum):
# R-type
NOP = 0x00
ADD = 0x01
SUB = 0x02
XOR = 0x03
OR = 0x04
AND = 0x05
LSL = 0x06
LSR = 0x07
ASR = 0x08
MUL = 0x09
MULU = 0x0A
DIV = 0x0B # not implemented yet
DIVU = 0x0C # not implemented yet
# I-type
ADDI = 0x40
SUBI = 0x41
XORI = 0x42
ORI = 0x43
ANDI = 0x44
LSLI = 0x45
LSRI = 0x46
ASRI = 0x47
MULI = 0x48
MULUI = 0x49
DIVI = 0x4A # not implemented yet
DIVUI = 0x4B # not implemented yet
# J-type
JMP = 0x80
JMPI = 0x81
# C-type (control), 2 MSB -> System mode only
CALL = 0xA0
RET = 0xA1
SCALL = 0xA2
# ------------------ System mode only ------------------
INT = 0xC0
IRET = 0xC1
INVP = 0xC2
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