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package ethchain
type OpCode int
// Op codes
const (
// 0x0 range - arithmetic ops
oSTOP = 0x00
oADD = 0x01
oMUL = 0x02
oSUB = 0x03
oDIV = 0x04
oSDIV = 0x05
oMOD = 0x06
oSMOD = 0x07
oEXP = 0x08
oNEG = 0x09
oLT = 0x0a
oGT = 0x0b
oEQ = 0x0c
oNOT = 0x0d
// 0x10 range - bit ops
oAND = 0x10
oOR = 0x11
oXOR = 0x12
oBYTE = 0x13
// 0x20 range - crypto
oSHA3 = 0x20
// 0x30 range - closure state
oADDRESS = 0x30
oBALANCE = 0x31
oORIGIN = 0x32
oCALLER = 0x33
oCALLVALUE = 0x34
oCALLDATALOAD = 0x35
oCALLDATASIZE = 0x36
oGASPRICE = 0x37
// 0x40 range - block operations
oPREVHASH = 0x40
oCOINBASE = 0x41
oTIMESTAMP = 0x42
oNUMBER = 0x43
oDIFFICULTY = 0x44
oGASLIMIT = 0x45
// 0x50 range - 'storage' and execution
oPOP = 0x51
oDUP = 0x52
oSWAP = 0x53
oMLOAD = 0x54
oMSTORE = 0x55
oMSTORE8 = 0x56
oSLOAD = 0x57
oSSTORE = 0x58
oJUMP = 0x59
oJUMPI = 0x5a
oPC = 0x5b
oMSIZE = 0x5c
// 0x60 range
oPUSH1 = 0x60
oPUSH2 = 0x61
oPUSH3 = 0x62
oPUSH4 = 0x63
oPUSH5 = 0x64
oPUSH6 = 0x65
oPUSH7 = 0x66
oPUSH8 = 0x67
oPUSH9 = 0x68
oPUSH10 = 0x69
oPUSH11 = 0x6a
oPUSH12 = 0x6b
oPUSH13 = 0x6c
oPUSH14 = 0x6d
oPUSH15 = 0x6e
oPUSH16 = 0x6f
oPUSH17 = 0x70
oPUSH18 = 0x71
oPUSH19 = 0x72
oPUSH20 = 0x73
oPUSH21 = 0x74
oPUSH22 = 0x75
oPUSH23 = 0x76
oPUSH24 = 0x77
oPUSH25 = 0x78
oPUSH26 = 0x79
oPUSH27 = 0x7a
oPUSH28 = 0x7b
oPUSH29 = 0x7c
oPUSH30 = 0x7d
oPUSH31 = 0x7e
oPUSH32 = 0x7f
// 0xf0 range - closures
oCREATE = 0xf0
oCALL = 0xf1
oRETURN = 0xf2
// 0x70 range - other
oLOG = 0xfe // XXX Unofficial
oSUICIDE = 0xff
)
// Since the opcodes aren't all in order we can't use a regular slice
var opCodeToString = map[OpCode]string{
// 0x0 range - arithmetic ops
oSTOP: "STOP",
oADD: "ADD",
oMUL: "MUL",
oSUB: "SUB",
oDIV: "DIV",
oSDIV: "SDIV",
oMOD: "MOD",
oSMOD: "SMOD",
oEXP: "EXP",
oNEG: "NEG",
oLT: "LT",
oGT: "GT",
oEQ: "EQ",
oNOT: "NOT",
// 0x10 range - bit ops
oAND: "AND",
oOR: "OR",
oXOR: "XOR",
oBYTE: "BYTE",
// 0x20 range - crypto
oSHA3: "SHA3",
// 0x30 range - closure state
oADDRESS: "ADDRESS",
oBALANCE: "BALANCE",
oORIGIN: "ORIGIN",
oCALLER: "CALLER",
oCALLVALUE: "CALLVALUE",
oCALLDATALOAD: "CALLDATALOAD",
oCALLDATASIZE: "CALLDATASIZE",
oGASPRICE: "TXGASPRICE",
// 0x40 range - block operations
oPREVHASH: "PREVHASH",
oCOINBASE: "COINBASE",
oTIMESTAMP: "TIMESTAMP",
oNUMBER: "NUMBER",
oDIFFICULTY: "DIFFICULTY",
oGASLIMIT: "GASLIMIT",
// 0x50 range - 'storage' and execution
oDUP: "DUP",
oSWAP: "SWAP",
oMLOAD: "MLOAD",
oMSTORE: "MSTORE",
oMSTORE8: "MSTORE8",
oSLOAD: "SLOAD",
oSSTORE: "SSTORE",
oJUMP: "JUMP",
oJUMPI: "JUMPI",
oPC: "PC",
oMSIZE: "MSIZE",
// 0x60 range - push
oPUSH1: "PUSH1",
oPUSH2: "PUSH2",
oPUSH3: "PUSH3",
oPUSH4: "PUSH4",
oPUSH5: "PUSH5",
oPUSH6: "PUSH6",
oPUSH7: "PUSH7",
oPUSH8: "PUSH8",
oPUSH9: "PUSH9",
oPUSH10: "PUSH10",
oPUSH11: "PUSH11",
oPUSH12: "PUSH12",
oPUSH13: "PUSH13",
oPUSH14: "PUSH14",
oPUSH15: "PUSH15",
oPUSH16: "PUSH16",
oPUSH17: "PUSH17",
oPUSH18: "PUSH18",
oPUSH19: "PUSH19",
oPUSH20: "PUSH20",
oPUSH21: "PUSH21",
oPUSH22: "PUSH22",
oPUSH23: "PUSH23",
oPUSH24: "PUSH24",
oPUSH25: "PUSH25",
oPUSH26: "PUSH26",
oPUSH27: "PUSH27",
oPUSH28: "PUSH28",
oPUSH29: "PUSH29",
oPUSH30: "PUSH30",
oPUSH31: "PUSH31",
oPUSH32: "PUSH32",
// 0xf0 range
oCREATE: "CREATE",
oCALL: "CALL",
oRETURN: "RETURN",
// 0x70 range - other
oLOG: "LOG",
oSUICIDE: "SUICIDE",
}
func (o OpCode) String() string {
return opCodeToString[o]
}
// Op codes for assembling
var OpCodes = map[string]byte{
// 0x0 range - arithmetic ops
"STOP": 0x00,
"ADD": 0x01,
"MUL": 0x02,
"SUB": 0x03,
"DIV": 0x04,
"SDIV": 0x05,
"MOD": 0x06,
"SMOD": 0x07,
"EXP": 0x08,
"NEG": 0x09,
"LT": 0x0a,
"GT": 0x0b,
"EQ": 0x0c,
"NOT": 0x0d,
// 0x10 range - bit ops
"AND": 0x10,
"OR": 0x11,
"XOR": 0x12,
"BYTE": 0x13,
// 0x20 range - crypto
"SHA3": 0x20,
// 0x30 range - closure state
"ADDRESS": 0x30,
"BALANCE": 0x31,
"ORIGIN": 0x32,
"CALLER": 0x33,
"CALLVALUE": 0x34,
"CALLDATALOAD": 0x35,
"CALLDATASIZE": 0x36,
"GASPRICE": 0x38,
// 0x40 range - block operations
"PREVHASH": 0x40,
"COINBASE": 0x41,
"TIMESTAMP": 0x42,
"NUMBER": 0x43,
"DIFFICULTY": 0x44,
"GASLIMIT": 0x45,
// 0x50 range - 'storage' and execution
"POP": 0x51,
"DUP": 0x52,
"SWAP": 0x53,
"MLOAD": 0x54,
"MSTORE": 0x55,
"MSTORE8": 0x56,
"SLOAD": 0x57,
"SSTORE": 0x58,
"JUMP": 0x59,
"JUMPI": 0x5a,
"PC": 0x5b,
"MSIZE": 0x5c,
// 0x70 range - 'push'
"PUSH1": 0x60,
"PUSH2": 0x61,
"PUSH3": 0x62,
"PUSH4": 0x63,
"PUSH5": 0x64,
"PUSH6": 0x65,
"PUSH7": 0x66,
"PUSH8": 0x67,
"PUSH9": 0x68,
"PUSH10": 0x69,
"PUSH11": 0x6a,
"PUSH12": 0x6b,
"PUSH13": 0x6c,
"PUSH14": 0x6d,
"PUSH15": 0x6e,
"PUSH16": 0x6f,
"PUSH17": 0x70,
"PUSH18": 0x71,
"PUSH19": 0x72,
"PUSH20": 0x73,
"PUSH21": 0x74,
"PUSH22": 0x75,
"PUSH23": 0x76,
"PUSH24": 0x77,
"PUSH25": 0x78,
"PUSH26": 0x70,
"PUSH27": 0x7a,
"PUSH28": 0x7b,
"PUSH29": 0x7c,
"PUSH30": 0x7d,
"PUSH31": 0x7e,
"PUSH32": 0x7f,
// 0xf0 range - closures
"CREATE": 0xf0,
"CALL": 0xf1,
"RETURN": 0xf2,
// 0x70 range - other
"LOG": 0xfe,
"SUICIDE": 0x7f,
}
func IsOpCode(s string) bool {
for key, _ := range OpCodes {
if key == s {
return true
}
}
return false
}
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