2014-04-15 15:16:38 -05:00
|
|
|
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
|
2014-04-23 04:51:04 -05:00
|
|
|
oCALLDATALOAD = 0x35
|
2014-04-15 15:16:38 -05:00
|
|
|
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
|
|
|
|
|
|
2014-05-06 10:43:27 -05:00
|
|
|
// 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
|
2014-05-08 07:20:45 -05:00
|
|
|
oCALL = 0xf1
|
|
|
|
|
oRETURN = 0xf2
|
2014-04-15 15:16:38 -05:00
|
|
|
|
|
|
|
|
// 0x70 range - other
|
2014-05-06 10:43:27 -05:00
|
|
|
oLOG = 0xfe // XXX Unofficial
|
|
|
|
|
oSUICIDE = 0xff
|
2014-04-15 15:16:38 -05:00
|
|
|
)
|
|
|
|
|
|
|
|
|
|
// 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",
|
2014-04-23 04:51:04 -05:00
|
|
|
oCALLDATALOAD: "CALLDATALOAD",
|
2014-04-15 15:16:38 -05:00
|
|
|
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",
|
|
|
|
|
|
2014-05-06 10:43:27 -05:00
|
|
|
// 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
|
2014-04-15 15:16:38 -05:00
|
|
|
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,
|
2014-04-23 04:51:04 -05:00
|
|
|
"CALLDATALOAD": 0x35,
|
2014-04-15 15:16:38 -05:00
|
|
|
"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,
|
|
|
|
|
|
2014-05-06 10:43:27 -05:00
|
|
|
// 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,
|
2014-04-15 15:16:38 -05:00
|
|
|
|
|
|
|
|
// 0x70 range - other
|
2014-05-06 10:43:27 -05:00
|
|
|
"LOG": 0xfe,
|
2014-04-15 15:16:38 -05:00
|
|
|
"SUICIDE": 0x7f,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func IsOpCode(s string) bool {
|
|
|
|
|
for key, _ := range OpCodes {
|
|
|
|
|
if key == s {
|
|
|
|
|
return true
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return false
|
|
|
|
|
}
|
2014-05-22 11:24:04 -05:00
|
|
|
|
|
|
|
|
func AppendScript(init, script []byte) []byte {
|
|
|
|
|
s := append(init, byte(oRETURN))
|
|
|
|
|
s = append(s, script...)
|
|
|
|
|
|
|
|
|
|
return s
|
|
|
|
|
}
|
